help
Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs
-config MFD_ASIC3
- bool "Compaq ASIC3"
- depends on GPIOLIB
- depends on ARM || COMPILE_TEST
- select MFD_CORE
- help
- This driver supports the ASIC3 multifunction chip found on many
- PDAs (mainly iPAQ and HTC based ones)
-
config PMIC_DA903X
bool "Dialog Semiconductor DA9030/DA9034 PMIC Support"
depends on I2C=y
additional drivers must be enabled in order to use the
functionality of the device.
-config MFD_TMIO
- bool
- default n
-
-config MFD_T7L66XB
- bool "Toshiba T7L66XB"
- depends on ARM && HAVE_CLK
- select MFD_CORE
- select MFD_TMIO
- help
- Support for Toshiba Mobile IO Controller T7L66XB
-
-config MFD_TC6387XB
- bool "Toshiba TC6387XB"
- depends on ARM && HAVE_CLK
- select MFD_CORE
- select MFD_TMIO
- help
- Support for Toshiba Mobile IO Controller TC6387XB
-
-config MFD_TC6393XB
- bool "Toshiba TC6393XB"
- depends on ARM && HAVE_CLK
- select GPIOLIB
- select MFD_CORE
- select MFD_TMIO
- help
- Support for Toshiba Mobile IO Controller TC6393XB
-
config MFD_TQMX86
tristate "TQ-Systems IO controller TQMX86"
select MFD_CORE
obj-$(CONFIG_MFD_88PM805) += 88pm805.o 88pm80x.o
obj-$(CONFIG_MFD_ACT8945A) += act8945a.o
obj-$(CONFIG_MFD_SM501) += sm501.o
-obj-$(CONFIG_MFD_ASIC3) += asic3.o tmio_core.o
obj-$(CONFIG_ARCH_BCM2835) += bcm2835-pm.o
obj-$(CONFIG_MFD_BCM590XX) += bcm590xx.o
obj-$(CONFIG_MFD_BD9571MWV) += bd9571mwv.o
obj-$(CONFIG_STMPE_SPI) += stmpe-spi.o
obj-$(CONFIG_MFD_SUN6I_PRCM) += sun6i-prcm.o
obj-$(CONFIG_MFD_TC3589X) += tc3589x.o
-obj-$(CONFIG_MFD_T7L66XB) += t7l66xb.o tmio_core.o
-obj-$(CONFIG_MFD_TC6387XB) += tc6387xb.o tmio_core.o
-obj-$(CONFIG_MFD_TC6393XB) += tc6393xb.o tmio_core.o
obj-$(CONFIG_MFD_TQMX86) += tqmx86.o
obj-$(CONFIG_MFD_LOCHNAGAR) += lochnagar-i2c.o
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * driver/mfd/asic3.c
- *
- * Compaq ASIC3 support.
- *
- * Copyright 2001 Compaq Computer Corporation.
- * Copyright 2004-2005 Phil Blundell
- * Copyright 2007-2008 OpenedHand Ltd.
- *
- * Authors: Phil Blundell <pb@handhelds.org>,
- * Samuel Ortiz <sameo@openedhand.com>
- */
-
-#include <linux/kernel.h>
-#include <linux/delay.h>
-#include <linux/irq.h>
-#include <linux/gpio/driver.h>
-#include <linux/export.h>
-#include <linux/io.h>
-#include <linux/slab.h>
-#include <linux/spinlock.h>
-#include <linux/platform_device.h>
-
-#include <linux/mfd/asic3.h>
-#include <linux/mfd/core.h>
-#include <linux/mfd/ds1wm.h>
-#include <linux/mfd/tmio.h>
-
-#include <linux/mmc/host.h>
-
-enum {
- ASIC3_CLOCK_SPI,
- ASIC3_CLOCK_OWM,
- ASIC3_CLOCK_PWM0,
- ASIC3_CLOCK_PWM1,
- ASIC3_CLOCK_LED0,
- ASIC3_CLOCK_LED1,
- ASIC3_CLOCK_LED2,
- ASIC3_CLOCK_SD_HOST,
- ASIC3_CLOCK_SD_BUS,
- ASIC3_CLOCK_SMBUS,
- ASIC3_CLOCK_EX0,
- ASIC3_CLOCK_EX1,
-};
-
-struct asic3_clk {
- int enabled;
- unsigned int cdex;
- unsigned long rate;
-};
-
-#define INIT_CDEX(_name, _rate) \
- [ASIC3_CLOCK_##_name] = { \
- .cdex = CLOCK_CDEX_##_name, \
- .rate = _rate, \
- }
-
-static struct asic3_clk asic3_clk_init[] __initdata = {
- INIT_CDEX(SPI, 0),
- INIT_CDEX(OWM, 5000000),
- INIT_CDEX(PWM0, 0),
- INIT_CDEX(PWM1, 0),
- INIT_CDEX(LED0, 0),
- INIT_CDEX(LED1, 0),
- INIT_CDEX(LED2, 0),
- INIT_CDEX(SD_HOST, 24576000),
- INIT_CDEX(SD_BUS, 12288000),
- INIT_CDEX(SMBUS, 0),
- INIT_CDEX(EX0, 32768),
- INIT_CDEX(EX1, 24576000),
-};
-
-struct asic3 {
- void __iomem *mapping;
- unsigned int bus_shift;
- unsigned int irq_nr;
- unsigned int irq_base;
- raw_spinlock_t lock;
- u16 irq_bothedge[4];
- struct gpio_chip gpio;
- struct device *dev;
- void __iomem *tmio_cnf;
-
- struct asic3_clk clocks[ARRAY_SIZE(asic3_clk_init)];
-};
-
-static int asic3_gpio_get(struct gpio_chip *chip, unsigned offset);
-
-void asic3_write_register(struct asic3 *asic, unsigned int reg, u32 value)
-{
- iowrite16(value, asic->mapping +
- (reg >> asic->bus_shift));
-}
-EXPORT_SYMBOL_GPL(asic3_write_register);
-
-u32 asic3_read_register(struct asic3 *asic, unsigned int reg)
-{
- return ioread16(asic->mapping +
- (reg >> asic->bus_shift));
-}
-EXPORT_SYMBOL_GPL(asic3_read_register);
-
-static void asic3_set_register(struct asic3 *asic, u32 reg, u32 bits, bool set)
-{
- unsigned long flags;
- u32 val;
-
- raw_spin_lock_irqsave(&asic->lock, flags);
- val = asic3_read_register(asic, reg);
- if (set)
- val |= bits;
- else
- val &= ~bits;
- asic3_write_register(asic, reg, val);
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-}
-
-/* IRQs */
-#define MAX_ASIC_ISR_LOOPS 20
-#define ASIC3_GPIO_BASE_INCR \
- (ASIC3_GPIO_B_BASE - ASIC3_GPIO_A_BASE)
-
-static void asic3_irq_flip_edge(struct asic3 *asic,
- u32 base, int bit)
-{
- u16 edge;
- unsigned long flags;
-
- raw_spin_lock_irqsave(&asic->lock, flags);
- edge = asic3_read_register(asic,
- base + ASIC3_GPIO_EDGE_TRIGGER);
- edge ^= bit;
- asic3_write_register(asic,
- base + ASIC3_GPIO_EDGE_TRIGGER, edge);
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-}
-
-static void asic3_irq_demux(struct irq_desc *desc)
-{
- struct asic3 *asic = irq_desc_get_handler_data(desc);
- struct irq_data *data = irq_desc_get_irq_data(desc);
- int iter, i;
- unsigned long flags;
-
- data->chip->irq_ack(data);
-
- for (iter = 0 ; iter < MAX_ASIC_ISR_LOOPS; iter++) {
- u32 status;
- int bank;
-
- raw_spin_lock_irqsave(&asic->lock, flags);
- status = asic3_read_register(asic,
- ASIC3_OFFSET(INTR, P_INT_STAT));
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-
- /* Check all ten register bits */
- if ((status & 0x3ff) == 0)
- break;
-
- /* Handle GPIO IRQs */
- for (bank = 0; bank < ASIC3_NUM_GPIO_BANKS; bank++) {
- if (status & (1 << bank)) {
- unsigned long base, istat;
-
- base = ASIC3_GPIO_A_BASE
- + bank * ASIC3_GPIO_BASE_INCR;
- raw_spin_lock_irqsave(&asic->lock, flags);
- istat = asic3_read_register(asic,
- base +
- ASIC3_GPIO_INT_STATUS);
- /* Clearing IntStatus */
- asic3_write_register(asic,
- base +
- ASIC3_GPIO_INT_STATUS, 0);
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-
- for (i = 0; i < ASIC3_GPIOS_PER_BANK; i++) {
- int bit = (1 << i);
- unsigned int irqnr;
-
- if (!(istat & bit))
- continue;
-
- irqnr = asic->irq_base +
- (ASIC3_GPIOS_PER_BANK * bank)
- + i;
- generic_handle_irq(irqnr);
- if (asic->irq_bothedge[bank] & bit)
- asic3_irq_flip_edge(asic, base,
- bit);
- }
- }
- }
-
- /* Handle remaining IRQs in the status register */
- for (i = ASIC3_NUM_GPIOS; i < ASIC3_NR_IRQS; i++) {
- /* They start at bit 4 and go up */
- if (status & (1 << (i - ASIC3_NUM_GPIOS + 4)))
- generic_handle_irq(asic->irq_base + i);
- }
- }
-
- if (iter >= MAX_ASIC_ISR_LOOPS)
- dev_err(asic->dev, "interrupt processing overrun\n");
-}
-
-static inline int asic3_irq_to_bank(struct asic3 *asic, int irq)
-{
- int n;
-
- n = (irq - asic->irq_base) >> 4;
-
- return (n * (ASIC3_GPIO_B_BASE - ASIC3_GPIO_A_BASE));
-}
-
-static inline int asic3_irq_to_index(struct asic3 *asic, int irq)
-{
- return (irq - asic->irq_base) & 0xf;
-}
-
-static void asic3_mask_gpio_irq(struct irq_data *data)
-{
- struct asic3 *asic = irq_data_get_irq_chip_data(data);
- u32 val, bank, index;
- unsigned long flags;
-
- bank = asic3_irq_to_bank(asic, data->irq);
- index = asic3_irq_to_index(asic, data->irq);
-
- raw_spin_lock_irqsave(&asic->lock, flags);
- val = asic3_read_register(asic, bank + ASIC3_GPIO_MASK);
- val |= 1 << index;
- asic3_write_register(asic, bank + ASIC3_GPIO_MASK, val);
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-}
-
-static void asic3_mask_irq(struct irq_data *data)
-{
- struct asic3 *asic = irq_data_get_irq_chip_data(data);
- int regval;
- unsigned long flags;
-
- raw_spin_lock_irqsave(&asic->lock, flags);
- regval = asic3_read_register(asic,
- ASIC3_INTR_BASE +
- ASIC3_INTR_INT_MASK);
-
- regval &= ~(ASIC3_INTMASK_MASK0 <<
- (data->irq - (asic->irq_base + ASIC3_NUM_GPIOS)));
-
- asic3_write_register(asic,
- ASIC3_INTR_BASE +
- ASIC3_INTR_INT_MASK,
- regval);
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-}
-
-static void asic3_unmask_gpio_irq(struct irq_data *data)
-{
- struct asic3 *asic = irq_data_get_irq_chip_data(data);
- u32 val, bank, index;
- unsigned long flags;
-
- bank = asic3_irq_to_bank(asic, data->irq);
- index = asic3_irq_to_index(asic, data->irq);
-
- raw_spin_lock_irqsave(&asic->lock, flags);
- val = asic3_read_register(asic, bank + ASIC3_GPIO_MASK);
- val &= ~(1 << index);
- asic3_write_register(asic, bank + ASIC3_GPIO_MASK, val);
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-}
-
-static void asic3_unmask_irq(struct irq_data *data)
-{
- struct asic3 *asic = irq_data_get_irq_chip_data(data);
- int regval;
- unsigned long flags;
-
- raw_spin_lock_irqsave(&asic->lock, flags);
- regval = asic3_read_register(asic,
- ASIC3_INTR_BASE +
- ASIC3_INTR_INT_MASK);
-
- regval |= (ASIC3_INTMASK_MASK0 <<
- (data->irq - (asic->irq_base + ASIC3_NUM_GPIOS)));
-
- asic3_write_register(asic,
- ASIC3_INTR_BASE +
- ASIC3_INTR_INT_MASK,
- regval);
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-}
-
-static int asic3_gpio_irq_type(struct irq_data *data, unsigned int type)
-{
- struct asic3 *asic = irq_data_get_irq_chip_data(data);
- u32 bank, index;
- u16 trigger, level, edge, bit;
- unsigned long flags;
-
- bank = asic3_irq_to_bank(asic, data->irq);
- index = asic3_irq_to_index(asic, data->irq);
- bit = 1<<index;
-
- raw_spin_lock_irqsave(&asic->lock, flags);
- level = asic3_read_register(asic,
- bank + ASIC3_GPIO_LEVEL_TRIGGER);
- edge = asic3_read_register(asic,
- bank + ASIC3_GPIO_EDGE_TRIGGER);
- trigger = asic3_read_register(asic,
- bank + ASIC3_GPIO_TRIGGER_TYPE);
- asic->irq_bothedge[(data->irq - asic->irq_base) >> 4] &= ~bit;
-
- if (type == IRQ_TYPE_EDGE_RISING) {
- trigger |= bit;
- edge |= bit;
- } else if (type == IRQ_TYPE_EDGE_FALLING) {
- trigger |= bit;
- edge &= ~bit;
- } else if (type == IRQ_TYPE_EDGE_BOTH) {
- trigger |= bit;
- if (asic3_gpio_get(&asic->gpio, data->irq - asic->irq_base))
- edge &= ~bit;
- else
- edge |= bit;
- asic->irq_bothedge[(data->irq - asic->irq_base) >> 4] |= bit;
- } else if (type == IRQ_TYPE_LEVEL_LOW) {
- trigger &= ~bit;
- level &= ~bit;
- } else if (type == IRQ_TYPE_LEVEL_HIGH) {
- trigger &= ~bit;
- level |= bit;
- } else {
- /*
- * if type == IRQ_TYPE_NONE, we should mask interrupts, but
- * be careful to not unmask them if mask was also called.
- * Probably need internal state for mask.
- */
- dev_notice(asic->dev, "irq type not changed\n");
- }
- asic3_write_register(asic, bank + ASIC3_GPIO_LEVEL_TRIGGER,
- level);
- asic3_write_register(asic, bank + ASIC3_GPIO_EDGE_TRIGGER,
- edge);
- asic3_write_register(asic, bank + ASIC3_GPIO_TRIGGER_TYPE,
- trigger);
- raw_spin_unlock_irqrestore(&asic->lock, flags);
- return 0;
-}
-
-static int asic3_gpio_irq_set_wake(struct irq_data *data, unsigned int on)
-{
- struct asic3 *asic = irq_data_get_irq_chip_data(data);
- u32 bank, index;
- u16 bit;
-
- bank = asic3_irq_to_bank(asic, data->irq);
- index = asic3_irq_to_index(asic, data->irq);
- bit = 1<<index;
-
- asic3_set_register(asic, bank + ASIC3_GPIO_SLEEP_MASK, bit, !on);
-
- return 0;
-}
-
-static struct irq_chip asic3_gpio_irq_chip = {
- .name = "ASIC3-GPIO",
- .irq_ack = asic3_mask_gpio_irq,
- .irq_mask = asic3_mask_gpio_irq,
- .irq_unmask = asic3_unmask_gpio_irq,
- .irq_set_type = asic3_gpio_irq_type,
- .irq_set_wake = asic3_gpio_irq_set_wake,
-};
-
-static struct irq_chip asic3_irq_chip = {
- .name = "ASIC3",
- .irq_ack = asic3_mask_irq,
- .irq_mask = asic3_mask_irq,
- .irq_unmask = asic3_unmask_irq,
-};
-
-static int __init asic3_irq_probe(struct platform_device *pdev)
-{
- struct asic3 *asic = platform_get_drvdata(pdev);
- unsigned long clksel = 0;
- unsigned int irq, irq_base;
- int ret;
-
- ret = platform_get_irq(pdev, 0);
- if (ret < 0)
- return ret;
- asic->irq_nr = ret;
-
- /* turn on clock to IRQ controller */
- clksel |= CLOCK_SEL_CX;
- asic3_write_register(asic, ASIC3_OFFSET(CLOCK, SEL),
- clksel);
-
- irq_base = asic->irq_base;
-
- for (irq = irq_base; irq < irq_base + ASIC3_NR_IRQS; irq++) {
- if (irq < asic->irq_base + ASIC3_NUM_GPIOS)
- irq_set_chip(irq, &asic3_gpio_irq_chip);
- else
- irq_set_chip(irq, &asic3_irq_chip);
-
- irq_set_chip_data(irq, asic);
- irq_set_handler(irq, handle_level_irq);
- irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
- }
-
- asic3_write_register(asic, ASIC3_OFFSET(INTR, INT_MASK),
- ASIC3_INTMASK_GINTMASK);
-
- irq_set_chained_handler_and_data(asic->irq_nr, asic3_irq_demux, asic);
- irq_set_irq_type(asic->irq_nr, IRQ_TYPE_EDGE_RISING);
-
- return 0;
-}
-
-static void asic3_irq_remove(struct platform_device *pdev)
-{
- struct asic3 *asic = platform_get_drvdata(pdev);
- unsigned int irq, irq_base;
-
- irq_base = asic->irq_base;
-
- for (irq = irq_base; irq < irq_base + ASIC3_NR_IRQS; irq++) {
- irq_set_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
- irq_set_chip_and_handler(irq, NULL, NULL);
- irq_set_chip_data(irq, NULL);
- }
- irq_set_chained_handler(asic->irq_nr, NULL);
-}
-
-/* GPIOs */
-static int asic3_gpio_direction(struct gpio_chip *chip,
- unsigned offset, int out)
-{
- u32 mask = ASIC3_GPIO_TO_MASK(offset), out_reg;
- unsigned int gpio_base;
- unsigned long flags;
- struct asic3 *asic;
-
- asic = gpiochip_get_data(chip);
- gpio_base = ASIC3_GPIO_TO_BASE(offset);
-
- if (gpio_base > ASIC3_GPIO_D_BASE) {
- dev_err(asic->dev, "Invalid base (0x%x) for gpio %d\n",
- gpio_base, offset);
- return -EINVAL;
- }
-
- raw_spin_lock_irqsave(&asic->lock, flags);
-
- out_reg = asic3_read_register(asic, gpio_base + ASIC3_GPIO_DIRECTION);
-
- /* Input is 0, Output is 1 */
- if (out)
- out_reg |= mask;
- else
- out_reg &= ~mask;
-
- asic3_write_register(asic, gpio_base + ASIC3_GPIO_DIRECTION, out_reg);
-
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-
- return 0;
-
-}
-
-static int asic3_gpio_direction_input(struct gpio_chip *chip,
- unsigned offset)
-{
- return asic3_gpio_direction(chip, offset, 0);
-}
-
-static int asic3_gpio_direction_output(struct gpio_chip *chip,
- unsigned offset, int value)
-{
- return asic3_gpio_direction(chip, offset, 1);
-}
-
-static int asic3_gpio_get(struct gpio_chip *chip,
- unsigned offset)
-{
- unsigned int gpio_base;
- u32 mask = ASIC3_GPIO_TO_MASK(offset);
- struct asic3 *asic;
-
- asic = gpiochip_get_data(chip);
- gpio_base = ASIC3_GPIO_TO_BASE(offset);
-
- if (gpio_base > ASIC3_GPIO_D_BASE) {
- dev_err(asic->dev, "Invalid base (0x%x) for gpio %d\n",
- gpio_base, offset);
- return -EINVAL;
- }
-
- return !!(asic3_read_register(asic,
- gpio_base + ASIC3_GPIO_STATUS) & mask);
-}
-
-static void asic3_gpio_set(struct gpio_chip *chip,
- unsigned offset, int value)
-{
- u32 mask, out_reg;
- unsigned int gpio_base;
- unsigned long flags;
- struct asic3 *asic;
-
- asic = gpiochip_get_data(chip);
- gpio_base = ASIC3_GPIO_TO_BASE(offset);
-
- if (gpio_base > ASIC3_GPIO_D_BASE) {
- dev_err(asic->dev, "Invalid base (0x%x) for gpio %d\n",
- gpio_base, offset);
- return;
- }
-
- mask = ASIC3_GPIO_TO_MASK(offset);
-
- raw_spin_lock_irqsave(&asic->lock, flags);
-
- out_reg = asic3_read_register(asic, gpio_base + ASIC3_GPIO_OUT);
-
- if (value)
- out_reg |= mask;
- else
- out_reg &= ~mask;
-
- asic3_write_register(asic, gpio_base + ASIC3_GPIO_OUT, out_reg);
-
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-}
-
-static int asic3_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
-{
- struct asic3 *asic = gpiochip_get_data(chip);
-
- return asic->irq_base + offset;
-}
-
-static __init int asic3_gpio_probe(struct platform_device *pdev,
- u16 *gpio_config, int num)
-{
- struct asic3 *asic = platform_get_drvdata(pdev);
- u16 alt_reg[ASIC3_NUM_GPIO_BANKS];
- u16 out_reg[ASIC3_NUM_GPIO_BANKS];
- u16 dir_reg[ASIC3_NUM_GPIO_BANKS];
- int i;
-
- memset(alt_reg, 0, ASIC3_NUM_GPIO_BANKS * sizeof(u16));
- memset(out_reg, 0, ASIC3_NUM_GPIO_BANKS * sizeof(u16));
- memset(dir_reg, 0, ASIC3_NUM_GPIO_BANKS * sizeof(u16));
-
- /* Enable all GPIOs */
- asic3_write_register(asic, ASIC3_GPIO_OFFSET(A, MASK), 0xffff);
- asic3_write_register(asic, ASIC3_GPIO_OFFSET(B, MASK), 0xffff);
- asic3_write_register(asic, ASIC3_GPIO_OFFSET(C, MASK), 0xffff);
- asic3_write_register(asic, ASIC3_GPIO_OFFSET(D, MASK), 0xffff);
-
- for (i = 0; i < num; i++) {
- u8 alt, pin, dir, init, bank_num, bit_num;
- u16 config = gpio_config[i];
-
- pin = ASIC3_CONFIG_GPIO_PIN(config);
- alt = ASIC3_CONFIG_GPIO_ALT(config);
- dir = ASIC3_CONFIG_GPIO_DIR(config);
- init = ASIC3_CONFIG_GPIO_INIT(config);
-
- bank_num = ASIC3_GPIO_TO_BANK(pin);
- bit_num = ASIC3_GPIO_TO_BIT(pin);
-
- alt_reg[bank_num] |= (alt << bit_num);
- out_reg[bank_num] |= (init << bit_num);
- dir_reg[bank_num] |= (dir << bit_num);
- }
-
- for (i = 0; i < ASIC3_NUM_GPIO_BANKS; i++) {
- asic3_write_register(asic,
- ASIC3_BANK_TO_BASE(i) +
- ASIC3_GPIO_DIRECTION,
- dir_reg[i]);
- asic3_write_register(asic,
- ASIC3_BANK_TO_BASE(i) + ASIC3_GPIO_OUT,
- out_reg[i]);
- asic3_write_register(asic,
- ASIC3_BANK_TO_BASE(i) +
- ASIC3_GPIO_ALT_FUNCTION,
- alt_reg[i]);
- }
-
- return gpiochip_add_data(&asic->gpio, asic);
-}
-
-static void asic3_gpio_remove(struct platform_device *pdev)
-{
- struct asic3 *asic = platform_get_drvdata(pdev);
-
- gpiochip_remove(&asic->gpio);
-}
-
-static void asic3_clk_enable(struct asic3 *asic, struct asic3_clk *clk)
-{
- unsigned long flags;
- u32 cdex;
-
- raw_spin_lock_irqsave(&asic->lock, flags);
- if (clk->enabled++ == 0) {
- cdex = asic3_read_register(asic, ASIC3_OFFSET(CLOCK, CDEX));
- cdex |= clk->cdex;
- asic3_write_register(asic, ASIC3_OFFSET(CLOCK, CDEX), cdex);
- }
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-}
-
-static void asic3_clk_disable(struct asic3 *asic, struct asic3_clk *clk)
-{
- unsigned long flags;
- u32 cdex;
-
- WARN_ON(clk->enabled == 0);
-
- raw_spin_lock_irqsave(&asic->lock, flags);
- if (--clk->enabled == 0) {
- cdex = asic3_read_register(asic, ASIC3_OFFSET(CLOCK, CDEX));
- cdex &= ~clk->cdex;
- asic3_write_register(asic, ASIC3_OFFSET(CLOCK, CDEX), cdex);
- }
- raw_spin_unlock_irqrestore(&asic->lock, flags);
-}
-
-/* MFD cells (SPI, PWM, LED, DS1WM, MMC) */
-static struct ds1wm_driver_data ds1wm_pdata = {
- .active_high = 1,
- .reset_recover_delay = 1,
-};
-
-static struct resource ds1wm_resources[] = {
- {
- .start = ASIC3_OWM_BASE,
- .end = ASIC3_OWM_BASE + 0x13,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = ASIC3_IRQ_OWM,
- .end = ASIC3_IRQ_OWM,
- .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
- },
-};
-
-static int ds1wm_enable(struct platform_device *pdev)
-{
- struct asic3 *asic = dev_get_drvdata(pdev->dev.parent);
-
- /* Turn on external clocks and the OWM clock */
- asic3_clk_enable(asic, &asic->clocks[ASIC3_CLOCK_EX0]);
- asic3_clk_enable(asic, &asic->clocks[ASIC3_CLOCK_EX1]);
- asic3_clk_enable(asic, &asic->clocks[ASIC3_CLOCK_OWM]);
- usleep_range(1000, 5000);
-
- /* Reset and enable DS1WM */
- asic3_set_register(asic, ASIC3_OFFSET(EXTCF, RESET),
- ASIC3_EXTCF_OWM_RESET, 1);
- usleep_range(1000, 5000);
- asic3_set_register(asic, ASIC3_OFFSET(EXTCF, RESET),
- ASIC3_EXTCF_OWM_RESET, 0);
- usleep_range(1000, 5000);
- asic3_set_register(asic, ASIC3_OFFSET(EXTCF, SELECT),
- ASIC3_EXTCF_OWM_EN, 1);
- usleep_range(1000, 5000);
-
- return 0;
-}
-
-static int ds1wm_disable(struct platform_device *pdev)
-{
- struct asic3 *asic = dev_get_drvdata(pdev->dev.parent);
-
- asic3_set_register(asic, ASIC3_OFFSET(EXTCF, SELECT),
- ASIC3_EXTCF_OWM_EN, 0);
-
- asic3_clk_disable(asic, &asic->clocks[ASIC3_CLOCK_OWM]);
- asic3_clk_disable(asic, &asic->clocks[ASIC3_CLOCK_EX0]);
- asic3_clk_disable(asic, &asic->clocks[ASIC3_CLOCK_EX1]);
-
- return 0;
-}
-
-static const struct mfd_cell asic3_cell_ds1wm = {
- .name = "ds1wm",
- .enable = ds1wm_enable,
- .disable = ds1wm_disable,
- .platform_data = &ds1wm_pdata,
- .pdata_size = sizeof(ds1wm_pdata),
- .num_resources = ARRAY_SIZE(ds1wm_resources),
- .resources = ds1wm_resources,
-};
-
-static void asic3_mmc_pwr(struct platform_device *pdev, int state)
-{
- struct asic3 *asic = dev_get_drvdata(pdev->dev.parent);
-
- tmio_core_mmc_pwr(asic->tmio_cnf, 1 - asic->bus_shift, state);
-}
-
-static void asic3_mmc_clk_div(struct platform_device *pdev, int state)
-{
- struct asic3 *asic = dev_get_drvdata(pdev->dev.parent);
-
- tmio_core_mmc_clk_div(asic->tmio_cnf, 1 - asic->bus_shift, state);
-}
-
-static struct tmio_mmc_data asic3_mmc_data = {
- .hclk = 24576000,
- .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
- .set_pwr = asic3_mmc_pwr,
- .set_clk_div = asic3_mmc_clk_div,
-};
-
-static struct resource asic3_mmc_resources[] = {
- DEFINE_RES_MEM(ASIC3_SD_CTRL_BASE, 0x400),
- DEFINE_RES_IRQ(0)
-};
-
-static int asic3_mmc_enable(struct platform_device *pdev)
-{
- struct asic3 *asic = dev_get_drvdata(pdev->dev.parent);
-
- /* Not sure if it must be done bit by bit, but leaving as-is */
- asic3_set_register(asic, ASIC3_OFFSET(SDHWCTRL, SDCONF),
- ASIC3_SDHWCTRL_LEVCD, 1);
- asic3_set_register(asic, ASIC3_OFFSET(SDHWCTRL, SDCONF),
- ASIC3_SDHWCTRL_LEVWP, 1);
- asic3_set_register(asic, ASIC3_OFFSET(SDHWCTRL, SDCONF),
- ASIC3_SDHWCTRL_SUSPEND, 0);
- asic3_set_register(asic, ASIC3_OFFSET(SDHWCTRL, SDCONF),
- ASIC3_SDHWCTRL_PCLR, 0);
-
- asic3_clk_enable(asic, &asic->clocks[ASIC3_CLOCK_EX0]);
- /* CLK32 used for card detection and for interruption detection
- * when HCLK is stopped.
- */
- asic3_clk_enable(asic, &asic->clocks[ASIC3_CLOCK_EX1]);
- usleep_range(1000, 5000);
-
- /* HCLK 24.576 MHz, BCLK 12.288 MHz: */
- asic3_write_register(asic, ASIC3_OFFSET(CLOCK, SEL),
- CLOCK_SEL_CX | CLOCK_SEL_SD_HCLK_SEL);
-
- asic3_clk_enable(asic, &asic->clocks[ASIC3_CLOCK_SD_HOST]);
- asic3_clk_enable(asic, &asic->clocks[ASIC3_CLOCK_SD_BUS]);
- usleep_range(1000, 5000);
-
- asic3_set_register(asic, ASIC3_OFFSET(EXTCF, SELECT),
- ASIC3_EXTCF_SD_MEM_ENABLE, 1);
-
- /* Enable SD card slot 3.3V power supply */
- asic3_set_register(asic, ASIC3_OFFSET(SDHWCTRL, SDCONF),
- ASIC3_SDHWCTRL_SDPWR, 1);
-
- /* ASIC3_SD_CTRL_BASE assumes 32-bit addressing, TMIO is 16-bit */
- tmio_core_mmc_enable(asic->tmio_cnf, 1 - asic->bus_shift,
- ASIC3_SD_CTRL_BASE >> 1);
-
- return 0;
-}
-
-static int asic3_mmc_disable(struct platform_device *pdev)
-{
- struct asic3 *asic = dev_get_drvdata(pdev->dev.parent);
-
- /* Put in suspend mode */
- asic3_set_register(asic, ASIC3_OFFSET(SDHWCTRL, SDCONF),
- ASIC3_SDHWCTRL_SUSPEND, 1);
-
- /* Disable clocks */
- asic3_clk_disable(asic, &asic->clocks[ASIC3_CLOCK_SD_HOST]);
- asic3_clk_disable(asic, &asic->clocks[ASIC3_CLOCK_SD_BUS]);
- asic3_clk_disable(asic, &asic->clocks[ASIC3_CLOCK_EX0]);
- asic3_clk_disable(asic, &asic->clocks[ASIC3_CLOCK_EX1]);
- return 0;
-}
-
-static const struct mfd_cell asic3_cell_mmc = {
- .name = "tmio-mmc",
- .enable = asic3_mmc_enable,
- .disable = asic3_mmc_disable,
- .suspend = asic3_mmc_disable,
- .resume = asic3_mmc_enable,
- .platform_data = &asic3_mmc_data,
- .pdata_size = sizeof(asic3_mmc_data),
- .num_resources = ARRAY_SIZE(asic3_mmc_resources),
- .resources = asic3_mmc_resources,
-};
-
-static const int clock_ledn[ASIC3_NUM_LEDS] = {
- [0] = ASIC3_CLOCK_LED0,
- [1] = ASIC3_CLOCK_LED1,
- [2] = ASIC3_CLOCK_LED2,
-};
-
-static int asic3_leds_enable(struct platform_device *pdev)
-{
- const struct mfd_cell *cell = mfd_get_cell(pdev);
- struct asic3 *asic = dev_get_drvdata(pdev->dev.parent);
-
- asic3_clk_enable(asic, &asic->clocks[clock_ledn[cell->id]]);
-
- return 0;
-}
-
-static int asic3_leds_disable(struct platform_device *pdev)
-{
- const struct mfd_cell *cell = mfd_get_cell(pdev);
- struct asic3 *asic = dev_get_drvdata(pdev->dev.parent);
-
- asic3_clk_disable(asic, &asic->clocks[clock_ledn[cell->id]]);
-
- return 0;
-}
-
-static int asic3_leds_suspend(struct platform_device *pdev)
-{
- const struct mfd_cell *cell = mfd_get_cell(pdev);
- struct asic3 *asic = dev_get_drvdata(pdev->dev.parent);
-
- while (asic3_gpio_get(&asic->gpio, ASIC3_GPIO(C, cell->id)) != 0)
- usleep_range(1000, 5000);
-
- asic3_clk_disable(asic, &asic->clocks[clock_ledn[cell->id]]);
-
- return 0;
-}
-
-static struct mfd_cell asic3_cell_leds[ASIC3_NUM_LEDS] = {
- [0] = {
- .name = "leds-asic3",
- .id = 0,
- .enable = asic3_leds_enable,
- .disable = asic3_leds_disable,
- .suspend = asic3_leds_suspend,
- .resume = asic3_leds_enable,
- },
- [1] = {
- .name = "leds-asic3",
- .id = 1,
- .enable = asic3_leds_enable,
- .disable = asic3_leds_disable,
- .suspend = asic3_leds_suspend,
- .resume = asic3_leds_enable,
- },
- [2] = {
- .name = "leds-asic3",
- .id = 2,
- .enable = asic3_leds_enable,
- .disable = asic3_leds_disable,
- .suspend = asic3_leds_suspend,
- .resume = asic3_leds_enable,
- },
-};
-
-static int __init asic3_mfd_probe(struct platform_device *pdev,
- struct asic3_platform_data *pdata,
- struct resource *mem)
-{
- struct asic3 *asic = platform_get_drvdata(pdev);
- struct resource *mem_sdio;
- int irq, ret;
-
- mem_sdio = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- if (!mem_sdio)
- dev_dbg(asic->dev, "no SDIO MEM resource\n");
-
- irq = platform_get_irq(pdev, 1);
- if (irq < 0)
- dev_dbg(asic->dev, "no SDIO IRQ resource\n");
-
- /* DS1WM */
- asic3_set_register(asic, ASIC3_OFFSET(EXTCF, SELECT),
- ASIC3_EXTCF_OWM_SMB, 0);
-
- ds1wm_resources[0].start >>= asic->bus_shift;
- ds1wm_resources[0].end >>= asic->bus_shift;
-
- /* MMC */
- if (mem_sdio) {
- asic->tmio_cnf = ioremap((ASIC3_SD_CONFIG_BASE >>
- asic->bus_shift) + mem_sdio->start,
- ASIC3_SD_CONFIG_SIZE >> asic->bus_shift);
- if (!asic->tmio_cnf) {
- ret = -ENOMEM;
- dev_dbg(asic->dev, "Couldn't ioremap SD_CONFIG\n");
- goto out;
- }
- }
- asic3_mmc_resources[0].start >>= asic->bus_shift;
- asic3_mmc_resources[0].end >>= asic->bus_shift;
-
- if (pdata->clock_rate) {
- ds1wm_pdata.clock_rate = pdata->clock_rate;
- ret = mfd_add_devices(&pdev->dev, pdev->id,
- &asic3_cell_ds1wm, 1, mem, asic->irq_base, NULL);
- if (ret < 0)
- goto out_unmap;
- }
-
- if (mem_sdio && (irq >= 0)) {
- ret = mfd_add_devices(&pdev->dev, pdev->id,
- &asic3_cell_mmc, 1, mem_sdio, irq, NULL);
- if (ret < 0)
- goto out_unmap;
- }
-
- ret = 0;
- if (pdata->leds) {
- int i;
-
- for (i = 0; i < ASIC3_NUM_LEDS; ++i) {
- asic3_cell_leds[i].platform_data = &pdata->leds[i];
- asic3_cell_leds[i].pdata_size = sizeof(pdata->leds[i]);
- }
- ret = mfd_add_devices(&pdev->dev, 0,
- asic3_cell_leds, ASIC3_NUM_LEDS, NULL, 0, NULL);
- }
- return ret;
-
-out_unmap:
- if (asic->tmio_cnf)
- iounmap(asic->tmio_cnf);
-out:
- return ret;
-}
-
-static void asic3_mfd_remove(struct platform_device *pdev)
-{
- struct asic3 *asic = platform_get_drvdata(pdev);
-
- mfd_remove_devices(&pdev->dev);
- iounmap(asic->tmio_cnf);
-}
-
-/* Core */
-static int __init asic3_probe(struct platform_device *pdev)
-{
- struct asic3_platform_data *pdata = dev_get_platdata(&pdev->dev);
- struct asic3 *asic;
- struct resource *mem;
- unsigned long clksel;
- int ret = 0;
-
- asic = devm_kzalloc(&pdev->dev,
- sizeof(struct asic3), GFP_KERNEL);
- if (!asic)
- return -ENOMEM;
-
- raw_spin_lock_init(&asic->lock);
- platform_set_drvdata(pdev, asic);
- asic->dev = &pdev->dev;
-
- mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!mem) {
- dev_err(asic->dev, "no MEM resource\n");
- return -ENOMEM;
- }
-
- asic->mapping = ioremap(mem->start, resource_size(mem));
- if (!asic->mapping) {
- dev_err(asic->dev, "Couldn't ioremap\n");
- return -ENOMEM;
- }
-
- asic->irq_base = pdata->irq_base;
-
- /* calculate bus shift from mem resource */
- asic->bus_shift = 2 - (resource_size(mem) >> 12);
-
- clksel = 0;
- asic3_write_register(asic, ASIC3_OFFSET(CLOCK, SEL), clksel);
-
- ret = asic3_irq_probe(pdev);
- if (ret < 0) {
- dev_err(asic->dev, "Couldn't probe IRQs\n");
- goto out_unmap;
- }
-
- asic->gpio.label = "asic3";
- asic->gpio.base = pdata->gpio_base;
- asic->gpio.ngpio = ASIC3_NUM_GPIOS;
- asic->gpio.get = asic3_gpio_get;
- asic->gpio.set = asic3_gpio_set;
- asic->gpio.direction_input = asic3_gpio_direction_input;
- asic->gpio.direction_output = asic3_gpio_direction_output;
- asic->gpio.to_irq = asic3_gpio_to_irq;
-
- ret = asic3_gpio_probe(pdev,
- pdata->gpio_config,
- pdata->gpio_config_num);
- if (ret < 0) {
- dev_err(asic->dev, "GPIO probe failed\n");
- goto out_irq;
- }
-
- /* Making a per-device copy is only needed for the
- * theoretical case of multiple ASIC3s on one board:
- */
- memcpy(asic->clocks, asic3_clk_init, sizeof(asic3_clk_init));
-
- asic3_mfd_probe(pdev, pdata, mem);
-
- asic3_set_register(asic, ASIC3_OFFSET(EXTCF, SELECT),
- (ASIC3_EXTCF_CF0_BUF_EN|ASIC3_EXTCF_CF0_PWAIT_EN), 1);
-
- dev_info(asic->dev, "ASIC3 Core driver\n");
-
- return 0;
-
- out_irq:
- asic3_irq_remove(pdev);
-
- out_unmap:
- iounmap(asic->mapping);
-
- return ret;
-}
-
-static int asic3_remove(struct platform_device *pdev)
-{
- struct asic3 *asic = platform_get_drvdata(pdev);
-
- asic3_set_register(asic, ASIC3_OFFSET(EXTCF, SELECT),
- (ASIC3_EXTCF_CF0_BUF_EN|ASIC3_EXTCF_CF0_PWAIT_EN), 0);
-
- asic3_mfd_remove(pdev);
-
- asic3_gpio_remove(pdev);
-
- asic3_irq_remove(pdev);
-
- asic3_write_register(asic, ASIC3_OFFSET(CLOCK, SEL), 0);
-
- iounmap(asic->mapping);
-
- return 0;
-}
-
-static void asic3_shutdown(struct platform_device *pdev)
-{
-}
-
-static struct platform_driver asic3_device_driver = {
- .driver = {
- .name = "asic3",
- },
- .remove = asic3_remove,
- .shutdown = asic3_shutdown,
-};
-
-static int __init asic3_init(void)
-{
- int retval = 0;
-
- retval = platform_driver_probe(&asic3_device_driver, asic3_probe);
-
- return retval;
-}
-
-subsys_initcall(asic3_init);
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- *
- * Toshiba T7L66XB core mfd support
- *
- * Copyright (c) 2005, 2007, 2008 Ian Molton
- * Copyright (c) 2008 Dmitry Baryshkov
- *
- * T7L66 features:
- *
- * Supported in this driver:
- * SD/MMC
- * SM/NAND flash controller
- *
- * As yet not supported
- * GPIO interface (on NAND pins)
- * Serial interface
- * TFT 'interface converter'
- * PCMCIA interface logic
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/slab.h>
-#include <linux/irq.h>
-#include <linux/clk.h>
-#include <linux/platform_device.h>
-#include <linux/mfd/core.h>
-#include <linux/mfd/tmio.h>
-#include <linux/mfd/t7l66xb.h>
-
-enum {
- T7L66XB_CELL_NAND,
- T7L66XB_CELL_MMC,
-};
-
-static const struct resource t7l66xb_mmc_resources[] = {
- DEFINE_RES_MEM(0x800, 0x200),
- DEFINE_RES_IRQ(IRQ_T7L66XB_MMC)
-};
-
-#define SCR_REVID 0x08 /* b Revision ID */
-#define SCR_IMR 0x42 /* b Interrupt Mask */
-#define SCR_DEV_CTL 0xe0 /* b Device control */
-#define SCR_ISR 0xe1 /* b Interrupt Status */
-#define SCR_GPO_OC 0xf0 /* b GPO output control */
-#define SCR_GPO_OS 0xf1 /* b GPO output enable */
-#define SCR_GPI_S 0xf2 /* w GPI status */
-#define SCR_APDC 0xf8 /* b Active pullup down ctrl */
-
-#define SCR_DEV_CTL_USB BIT(0) /* USB enable */
-#define SCR_DEV_CTL_MMC BIT(1) /* MMC enable */
-
-/*--------------------------------------------------------------------------*/
-
-struct t7l66xb {
- void __iomem *scr;
- /* Lock to protect registers requiring read/modify/write ops. */
- raw_spinlock_t lock;
-
- struct resource rscr;
- struct clk *clk48m;
- struct clk *clk32k;
- int irq;
- int irq_base;
-};
-
-/*--------------------------------------------------------------------------*/
-
-static int t7l66xb_mmc_enable(struct platform_device *mmc)
-{
- struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent);
- unsigned long flags;
- u8 dev_ctl;
- int ret;
-
- ret = clk_prepare_enable(t7l66xb->clk32k);
- if (ret)
- return ret;
-
- raw_spin_lock_irqsave(&t7l66xb->lock, flags);
-
- dev_ctl = tmio_ioread8(t7l66xb->scr + SCR_DEV_CTL);
- dev_ctl |= SCR_DEV_CTL_MMC;
- tmio_iowrite8(dev_ctl, t7l66xb->scr + SCR_DEV_CTL);
-
- raw_spin_unlock_irqrestore(&t7l66xb->lock, flags);
-
- tmio_core_mmc_enable(t7l66xb->scr + 0x200, 0,
- t7l66xb_mmc_resources[0].start & 0xfffe);
-
- return 0;
-}
-
-static int t7l66xb_mmc_disable(struct platform_device *mmc)
-{
- struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent);
- unsigned long flags;
- u8 dev_ctl;
-
- raw_spin_lock_irqsave(&t7l66xb->lock, flags);
-
- dev_ctl = tmio_ioread8(t7l66xb->scr + SCR_DEV_CTL);
- dev_ctl &= ~SCR_DEV_CTL_MMC;
- tmio_iowrite8(dev_ctl, t7l66xb->scr + SCR_DEV_CTL);
-
- raw_spin_unlock_irqrestore(&t7l66xb->lock, flags);
-
- clk_disable_unprepare(t7l66xb->clk32k);
-
- return 0;
-}
-
-static void t7l66xb_mmc_pwr(struct platform_device *mmc, int state)
-{
- struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent);
-
- tmio_core_mmc_pwr(t7l66xb->scr + 0x200, 0, state);
-}
-
-static void t7l66xb_mmc_clk_div(struct platform_device *mmc, int state)
-{
- struct t7l66xb *t7l66xb = dev_get_drvdata(mmc->dev.parent);
-
- tmio_core_mmc_clk_div(t7l66xb->scr + 0x200, 0, state);
-}
-
-/*--------------------------------------------------------------------------*/
-
-static struct tmio_mmc_data t7166xb_mmc_data = {
- .hclk = 24000000,
- .set_pwr = t7l66xb_mmc_pwr,
- .set_clk_div = t7l66xb_mmc_clk_div,
-};
-
-static const struct resource t7l66xb_nand_resources[] = {
- {
- .start = 0xc00,
- .end = 0xc07,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x0100,
- .end = 0x01ff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_T7L66XB_NAND,
- .end = IRQ_T7L66XB_NAND,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct mfd_cell t7l66xb_cells[] = {
- [T7L66XB_CELL_MMC] = {
- .name = "tmio-mmc",
- .enable = t7l66xb_mmc_enable,
- .disable = t7l66xb_mmc_disable,
- .platform_data = &t7166xb_mmc_data,
- .pdata_size = sizeof(t7166xb_mmc_data),
- .num_resources = ARRAY_SIZE(t7l66xb_mmc_resources),
- .resources = t7l66xb_mmc_resources,
- },
- [T7L66XB_CELL_NAND] = {
- .name = "tmio-nand",
- .num_resources = ARRAY_SIZE(t7l66xb_nand_resources),
- .resources = t7l66xb_nand_resources,
- },
-};
-
-/*--------------------------------------------------------------------------*/
-
-/* Handle the T7L66XB interrupt mux */
-static void t7l66xb_irq(struct irq_desc *desc)
-{
- struct t7l66xb *t7l66xb = irq_desc_get_handler_data(desc);
- unsigned int isr;
- unsigned int i, irq_base;
-
- irq_base = t7l66xb->irq_base;
-
- while ((isr = tmio_ioread8(t7l66xb->scr + SCR_ISR) &
- ~tmio_ioread8(t7l66xb->scr + SCR_IMR)))
- for (i = 0; i < T7L66XB_NR_IRQS; i++)
- if (isr & (1 << i))
- generic_handle_irq(irq_base + i);
-}
-
-static void t7l66xb_irq_mask(struct irq_data *data)
-{
- struct t7l66xb *t7l66xb = irq_data_get_irq_chip_data(data);
- unsigned long flags;
- u8 imr;
-
- raw_spin_lock_irqsave(&t7l66xb->lock, flags);
- imr = tmio_ioread8(t7l66xb->scr + SCR_IMR);
- imr |= 1 << (data->irq - t7l66xb->irq_base);
- tmio_iowrite8(imr, t7l66xb->scr + SCR_IMR);
- raw_spin_unlock_irqrestore(&t7l66xb->lock, flags);
-}
-
-static void t7l66xb_irq_unmask(struct irq_data *data)
-{
- struct t7l66xb *t7l66xb = irq_data_get_irq_chip_data(data);
- unsigned long flags;
- u8 imr;
-
- raw_spin_lock_irqsave(&t7l66xb->lock, flags);
- imr = tmio_ioread8(t7l66xb->scr + SCR_IMR);
- imr &= ~(1 << (data->irq - t7l66xb->irq_base));
- tmio_iowrite8(imr, t7l66xb->scr + SCR_IMR);
- raw_spin_unlock_irqrestore(&t7l66xb->lock, flags);
-}
-
-static struct irq_chip t7l66xb_chip = {
- .name = "t7l66xb",
- .irq_ack = t7l66xb_irq_mask,
- .irq_mask = t7l66xb_irq_mask,
- .irq_unmask = t7l66xb_irq_unmask,
-};
-
-/*--------------------------------------------------------------------------*/
-
-/* Install the IRQ handler */
-static void t7l66xb_attach_irq(struct platform_device *dev)
-{
- struct t7l66xb *t7l66xb = platform_get_drvdata(dev);
- unsigned int irq, irq_base;
-
- irq_base = t7l66xb->irq_base;
-
- for (irq = irq_base; irq < irq_base + T7L66XB_NR_IRQS; irq++) {
- irq_set_chip_and_handler(irq, &t7l66xb_chip, handle_level_irq);
- irq_set_chip_data(irq, t7l66xb);
- }
-
- irq_set_irq_type(t7l66xb->irq, IRQ_TYPE_EDGE_FALLING);
- irq_set_chained_handler_and_data(t7l66xb->irq, t7l66xb_irq, t7l66xb);
-}
-
-static void t7l66xb_detach_irq(struct platform_device *dev)
-{
- struct t7l66xb *t7l66xb = platform_get_drvdata(dev);
- unsigned int irq, irq_base;
-
- irq_base = t7l66xb->irq_base;
-
- irq_set_chained_handler_and_data(t7l66xb->irq, NULL, NULL);
-
- for (irq = irq_base; irq < irq_base + T7L66XB_NR_IRQS; irq++) {
- irq_set_chip(irq, NULL);
- irq_set_chip_data(irq, NULL);
- }
-}
-
-/*--------------------------------------------------------------------------*/
-
-static int t7l66xb_suspend(struct platform_device *dev, pm_message_t state)
-{
- struct t7l66xb *t7l66xb = platform_get_drvdata(dev);
- struct t7l66xb_platform_data *pdata = dev_get_platdata(&dev->dev);
-
- if (pdata && pdata->suspend)
- pdata->suspend(dev);
- clk_disable_unprepare(t7l66xb->clk48m);
-
- return 0;
-}
-
-static int t7l66xb_resume(struct platform_device *dev)
-{
- struct t7l66xb *t7l66xb = platform_get_drvdata(dev);
- struct t7l66xb_platform_data *pdata = dev_get_platdata(&dev->dev);
- int ret;
-
- ret = clk_prepare_enable(t7l66xb->clk48m);
- if (ret)
- return ret;
-
- if (pdata && pdata->resume)
- pdata->resume(dev);
-
- tmio_core_mmc_enable(t7l66xb->scr + 0x200, 0,
- t7l66xb_mmc_resources[0].start & 0xfffe);
-
- return 0;
-}
-
-/*--------------------------------------------------------------------------*/
-
-static int t7l66xb_probe(struct platform_device *dev)
-{
- struct t7l66xb_platform_data *pdata = dev_get_platdata(&dev->dev);
- struct t7l66xb *t7l66xb;
- struct resource *iomem, *rscr;
- int ret;
-
- if (!pdata)
- return -EINVAL;
-
- iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
- if (!iomem)
- return -EINVAL;
-
- t7l66xb = kzalloc(sizeof *t7l66xb, GFP_KERNEL);
- if (!t7l66xb)
- return -ENOMEM;
-
- raw_spin_lock_init(&t7l66xb->lock);
-
- platform_set_drvdata(dev, t7l66xb);
-
- ret = platform_get_irq(dev, 0);
- if (ret >= 0)
- t7l66xb->irq = ret;
- else
- goto err_noirq;
-
- t7l66xb->irq_base = pdata->irq_base;
-
- t7l66xb->clk32k = clk_get(&dev->dev, "CLK_CK32K");
- if (IS_ERR(t7l66xb->clk32k)) {
- ret = PTR_ERR(t7l66xb->clk32k);
- goto err_clk32k_get;
- }
-
- t7l66xb->clk48m = clk_get(&dev->dev, "CLK_CK48M");
- if (IS_ERR(t7l66xb->clk48m)) {
- ret = PTR_ERR(t7l66xb->clk48m);
- goto err_clk48m_get;
- }
-
- rscr = &t7l66xb->rscr;
- rscr->name = "t7l66xb-core";
- rscr->start = iomem->start;
- rscr->end = iomem->start + 0xff;
- rscr->flags = IORESOURCE_MEM;
-
- ret = request_resource(iomem, rscr);
- if (ret)
- goto err_request_scr;
-
- t7l66xb->scr = ioremap(rscr->start, resource_size(rscr));
- if (!t7l66xb->scr) {
- ret = -ENOMEM;
- goto err_ioremap;
- }
-
- ret = clk_prepare_enable(t7l66xb->clk48m);
- if (ret)
- goto err_clk_enable;
-
- if (pdata->enable)
- pdata->enable(dev);
-
- /* Mask all interrupts */
- tmio_iowrite8(0xbf, t7l66xb->scr + SCR_IMR);
-
- printk(KERN_INFO "%s rev %d @ 0x%08lx, irq %d\n",
- dev->name, tmio_ioread8(t7l66xb->scr + SCR_REVID),
- (unsigned long)iomem->start, t7l66xb->irq);
-
- t7l66xb_attach_irq(dev);
-
- t7l66xb_cells[T7L66XB_CELL_NAND].platform_data = pdata->nand_data;
- t7l66xb_cells[T7L66XB_CELL_NAND].pdata_size = sizeof(*pdata->nand_data);
-
- ret = mfd_add_devices(&dev->dev, dev->id,
- t7l66xb_cells, ARRAY_SIZE(t7l66xb_cells),
- iomem, t7l66xb->irq_base, NULL);
-
- if (!ret)
- return 0;
-
- t7l66xb_detach_irq(dev);
- clk_disable_unprepare(t7l66xb->clk48m);
-err_clk_enable:
- iounmap(t7l66xb->scr);
-err_ioremap:
- release_resource(&t7l66xb->rscr);
-err_request_scr:
- clk_put(t7l66xb->clk48m);
-err_clk48m_get:
- clk_put(t7l66xb->clk32k);
-err_clk32k_get:
-err_noirq:
- kfree(t7l66xb);
- return ret;
-}
-
-static int t7l66xb_remove(struct platform_device *dev)
-{
- struct t7l66xb *t7l66xb = platform_get_drvdata(dev);
-
- clk_disable_unprepare(t7l66xb->clk48m);
- clk_put(t7l66xb->clk48m);
- clk_disable_unprepare(t7l66xb->clk32k);
- clk_put(t7l66xb->clk32k);
- t7l66xb_detach_irq(dev);
- iounmap(t7l66xb->scr);
- release_resource(&t7l66xb->rscr);
- mfd_remove_devices(&dev->dev);
- kfree(t7l66xb);
-
- return 0;
-}
-
-static struct platform_driver t7l66xb_platform_driver = {
- .driver = {
- .name = "t7l66xb",
- },
- .suspend = pm_sleep_ptr(t7l66xb_suspend),
- .resume = pm_sleep_ptr(t7l66xb_resume),
- .probe = t7l66xb_probe,
- .remove = t7l66xb_remove,
-};
-
-/*--------------------------------------------------------------------------*/
-
-module_platform_driver(t7l66xb_platform_driver);
-
-MODULE_DESCRIPTION("Toshiba T7L66XB core driver");
-MODULE_LICENSE("GPL v2");
-MODULE_AUTHOR("Ian Molton");
-MODULE_ALIAS("platform:t7l66xb");
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Toshiba TC6387XB support
- * Copyright (c) 2005 Ian Molton
- *
- * This file contains TC6387XB base support.
- */
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/clk.h>
-#include <linux/err.h>
-#include <linux/mfd/core.h>
-#include <linux/mfd/tmio.h>
-#include <linux/mfd/tc6387xb.h>
-#include <linux/slab.h>
-
-enum {
- TC6387XB_CELL_MMC,
-};
-
-struct tc6387xb {
- void __iomem *scr;
- struct clk *clk32k;
- struct resource rscr;
-};
-
-static const struct resource tc6387xb_mmc_resources[] = {
- {
- .start = 0x800,
- .end = 0x9ff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0,
- .end = 0,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-/*--------------------------------------------------------------------------*/
-
-static int tc6387xb_suspend(struct platform_device *dev, pm_message_t state)
-{
- struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
- struct tc6387xb_platform_data *pdata = dev_get_platdata(&dev->dev);
-
- if (pdata && pdata->suspend)
- pdata->suspend(dev);
- clk_disable_unprepare(tc6387xb->clk32k);
-
- return 0;
-}
-
-static int tc6387xb_resume(struct platform_device *dev)
-{
- struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
- struct tc6387xb_platform_data *pdata = dev_get_platdata(&dev->dev);
-
- clk_prepare_enable(tc6387xb->clk32k);
- if (pdata && pdata->resume)
- pdata->resume(dev);
-
- tmio_core_mmc_resume(tc6387xb->scr + 0x200, 0,
- tc6387xb_mmc_resources[0].start & 0xfffe);
-
- return 0;
-}
-
-/*--------------------------------------------------------------------------*/
-
-static void tc6387xb_mmc_pwr(struct platform_device *mmc, int state)
-{
- struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent);
-
- tmio_core_mmc_pwr(tc6387xb->scr + 0x200, 0, state);
-}
-
-static void tc6387xb_mmc_clk_div(struct platform_device *mmc, int state)
-{
- struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent);
-
- tmio_core_mmc_clk_div(tc6387xb->scr + 0x200, 0, state);
-}
-
-
-static int tc6387xb_mmc_enable(struct platform_device *mmc)
-{
- struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent);
-
- clk_prepare_enable(tc6387xb->clk32k);
-
- tmio_core_mmc_enable(tc6387xb->scr + 0x200, 0,
- tc6387xb_mmc_resources[0].start & 0xfffe);
-
- return 0;
-}
-
-static int tc6387xb_mmc_disable(struct platform_device *mmc)
-{
- struct tc6387xb *tc6387xb = dev_get_drvdata(mmc->dev.parent);
-
- clk_disable_unprepare(tc6387xb->clk32k);
-
- return 0;
-}
-
-static struct tmio_mmc_data tc6387xb_mmc_data = {
- .hclk = 24000000,
- .set_pwr = tc6387xb_mmc_pwr,
- .set_clk_div = tc6387xb_mmc_clk_div,
-};
-
-/*--------------------------------------------------------------------------*/
-
-static const struct mfd_cell tc6387xb_cells[] = {
- [TC6387XB_CELL_MMC] = {
- .name = "tmio-mmc",
- .enable = tc6387xb_mmc_enable,
- .disable = tc6387xb_mmc_disable,
- .platform_data = &tc6387xb_mmc_data,
- .pdata_size = sizeof(tc6387xb_mmc_data),
- .num_resources = ARRAY_SIZE(tc6387xb_mmc_resources),
- .resources = tc6387xb_mmc_resources,
- },
-};
-
-static int tc6387xb_probe(struct platform_device *dev)
-{
- struct tc6387xb_platform_data *pdata = dev_get_platdata(&dev->dev);
- struct resource *iomem, *rscr;
- struct clk *clk32k;
- struct tc6387xb *tc6387xb;
- int irq, ret;
-
- iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
- if (!iomem)
- return -EINVAL;
-
- tc6387xb = kzalloc(sizeof(*tc6387xb), GFP_KERNEL);
- if (!tc6387xb)
- return -ENOMEM;
-
- ret = platform_get_irq(dev, 0);
- if (ret >= 0)
- irq = ret;
- else
- goto err_no_irq;
-
- clk32k = clk_get(&dev->dev, "CLK_CK32K");
- if (IS_ERR(clk32k)) {
- ret = PTR_ERR(clk32k);
- goto err_no_clk;
- }
-
- rscr = &tc6387xb->rscr;
- rscr->name = "tc6387xb-core";
- rscr->start = iomem->start;
- rscr->end = iomem->start + 0xff;
- rscr->flags = IORESOURCE_MEM;
-
- ret = request_resource(iomem, rscr);
- if (ret)
- goto err_resource;
-
- tc6387xb->scr = ioremap(rscr->start, resource_size(rscr));
- if (!tc6387xb->scr) {
- ret = -ENOMEM;
- goto err_ioremap;
- }
-
- tc6387xb->clk32k = clk32k;
- platform_set_drvdata(dev, tc6387xb);
-
- if (pdata && pdata->enable)
- pdata->enable(dev);
-
- dev_info(&dev->dev, "Toshiba tc6387xb initialised\n");
-
- ret = mfd_add_devices(&dev->dev, dev->id, tc6387xb_cells,
- ARRAY_SIZE(tc6387xb_cells), iomem, irq, NULL);
-
- if (!ret)
- return 0;
-
- iounmap(tc6387xb->scr);
-err_ioremap:
- release_resource(&tc6387xb->rscr);
-err_resource:
- clk_put(clk32k);
-err_no_clk:
-err_no_irq:
- kfree(tc6387xb);
- return ret;
-}
-
-static int tc6387xb_remove(struct platform_device *dev)
-{
- struct tc6387xb *tc6387xb = platform_get_drvdata(dev);
-
- mfd_remove_devices(&dev->dev);
- iounmap(tc6387xb->scr);
- release_resource(&tc6387xb->rscr);
- clk_disable_unprepare(tc6387xb->clk32k);
- clk_put(tc6387xb->clk32k);
- kfree(tc6387xb);
-
- return 0;
-}
-
-
-static struct platform_driver tc6387xb_platform_driver = {
- .driver = {
- .name = "tc6387xb",
- },
- .probe = tc6387xb_probe,
- .remove = tc6387xb_remove,
- .suspend = pm_sleep_ptr(tc6387xb_suspend),
- .resume = pm_sleep_ptr(tc6387xb_resume),
-};
-
-module_platform_driver(tc6387xb_platform_driver);
-
-MODULE_DESCRIPTION("Toshiba TC6387XB core driver");
-MODULE_LICENSE("GPL v2");
-MODULE_AUTHOR("Ian Molton");
-MODULE_ALIAS("platform:tc6387xb");
-
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Toshiba TC6393XB SoC support
- *
- * Copyright(c) 2005-2006 Chris Humbert
- * Copyright(c) 2005 Dirk Opfer
- * Copyright(c) 2005 Ian Molton <spyro@f2s.com>
- * Copyright(c) 2007 Dmitry Baryshkov
- *
- * Based on code written by Sharp/Lineo for 2.4 kernels
- * Based on locomo.c
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/io.h>
-#include <linux/irq.h>
-#include <linux/platform_device.h>
-#include <linux/clk.h>
-#include <linux/err.h>
-#include <linux/mfd/core.h>
-#include <linux/mfd/tmio.h>
-#include <linux/mfd/tc6393xb.h>
-#include <linux/gpio/driver.h>
-#include <linux/gpio/machine.h>
-#include <linux/gpio/consumer.h>
-#include <linux/slab.h>
-
-#define SCR_REVID 0x08 /* b Revision ID */
-#define SCR_ISR 0x50 /* b Interrupt Status */
-#define SCR_IMR 0x52 /* b Interrupt Mask */
-#define SCR_IRR 0x54 /* b Interrupt Routing */
-#define SCR_GPER 0x60 /* w GP Enable */
-#define SCR_GPI_SR(i) (0x64 + (i)) /* b3 GPI Status */
-#define SCR_GPI_IMR(i) (0x68 + (i)) /* b3 GPI INT Mask */
-#define SCR_GPI_EDER(i) (0x6c + (i)) /* b3 GPI Edge Detect Enable */
-#define SCR_GPI_LIR(i) (0x70 + (i)) /* b3 GPI Level Invert */
-#define SCR_GPO_DSR(i) (0x78 + (i)) /* b3 GPO Data Set */
-#define SCR_GPO_DOECR(i) (0x7c + (i)) /* b3 GPO Data OE Control */
-#define SCR_GP_IARCR(i) (0x80 + (i)) /* b3 GP Internal Active Register Control */
-#define SCR_GP_IARLCR(i) (0x84 + (i)) /* b3 GP INTERNAL Active Register Level Control */
-#define SCR_GPI_BCR(i) (0x88 + (i)) /* b3 GPI Buffer Control */
-#define SCR_GPA_IARCR 0x8c /* w GPa Internal Active Register Control */
-#define SCR_GPA_IARLCR 0x90 /* w GPa Internal Active Register Level Control */
-#define SCR_GPA_BCR 0x94 /* w GPa Buffer Control */
-#define SCR_CCR 0x98 /* w Clock Control */
-#define SCR_PLL2CR 0x9a /* w PLL2 Control */
-#define SCR_PLL1CR 0x9c /* l PLL1 Control */
-#define SCR_DIARCR 0xa0 /* b Device Internal Active Register Control */
-#define SCR_DBOCR 0xa1 /* b Device Buffer Off Control */
-#define SCR_FER 0xe0 /* b Function Enable */
-#define SCR_MCR 0xe4 /* w Mode Control */
-#define SCR_CONFIG 0xfc /* b Configuration Control */
-#define SCR_DEBUG 0xff /* b Debug */
-
-#define SCR_CCR_CK32K BIT(0)
-#define SCR_CCR_USBCK BIT(1)
-#define SCR_CCR_UNK1 BIT(4)
-#define SCR_CCR_MCLK_MASK (7 << 8)
-#define SCR_CCR_MCLK_OFF (0 << 8)
-#define SCR_CCR_MCLK_12 (1 << 8)
-#define SCR_CCR_MCLK_24 (2 << 8)
-#define SCR_CCR_MCLK_48 (3 << 8)
-#define SCR_CCR_HCLK_MASK (3 << 12)
-#define SCR_CCR_HCLK_24 (0 << 12)
-#define SCR_CCR_HCLK_48 (1 << 12)
-
-#define SCR_FER_USBEN BIT(0) /* USB host enable */
-#define SCR_FER_LCDCVEN BIT(1) /* polysilicon TFT enable */
-#define SCR_FER_SLCDEN BIT(2) /* SLCD enable */
-
-#define SCR_MCR_RDY_MASK (3 << 0)
-#define SCR_MCR_RDY_OPENDRAIN (0 << 0)
-#define SCR_MCR_RDY_TRISTATE (1 << 0)
-#define SCR_MCR_RDY_PUSHPULL (2 << 0)
-#define SCR_MCR_RDY_UNK BIT(2)
-#define SCR_MCR_RDY_EN BIT(3)
-#define SCR_MCR_INT_MASK (3 << 4)
-#define SCR_MCR_INT_OPENDRAIN (0 << 4)
-#define SCR_MCR_INT_TRISTATE (1 << 4)
-#define SCR_MCR_INT_PUSHPULL (2 << 4)
-#define SCR_MCR_INT_UNK BIT(6)
-#define SCR_MCR_INT_EN BIT(7)
-/* bits 8 - 16 are unknown */
-
-#define TC_GPIO_BIT(i) (1 << (i & 0x7))
-
-/*--------------------------------------------------------------------------*/
-
-struct tc6393xb {
- void __iomem *scr;
- struct device *dev;
-
- struct gpio_chip gpio;
- struct gpio_desc *vcc_on;
-
- struct clk *clk; /* 3,6 Mhz */
-
- raw_spinlock_t lock; /* protects RMW cycles */
-
- struct {
- u8 fer;
- u16 ccr;
- u8 gpi_bcr[3];
- u8 gpo_dsr[3];
- u8 gpo_doecr[3];
- } suspend_state;
-
- struct resource rscr;
- struct resource *iomem;
- int irq;
- int irq_base;
-};
-
-enum {
- TC6393XB_CELL_NAND,
- TC6393XB_CELL_MMC,
- TC6393XB_CELL_OHCI,
- TC6393XB_CELL_FB,
-};
-
-/*--------------------------------------------------------------------------*/
-
-static int tc6393xb_nand_enable(struct platform_device *nand)
-{
- struct tc6393xb *tc6393xb = dev_get_drvdata(nand->dev.parent);
- unsigned long flags;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
-
- /* SMD buffer on */
- dev_dbg(nand->dev.parent, "SMD buffer on\n");
- tmio_iowrite8(0xff, tc6393xb->scr + SCR_GPI_BCR(1));
-
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-
- return 0;
-}
-
-static const struct resource tc6393xb_nand_resources[] = {
- {
- .start = 0x1000,
- .end = 0x1007,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x0100,
- .end = 0x01ff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_TC6393_NAND,
- .end = IRQ_TC6393_NAND,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static const struct resource tc6393xb_mmc_resources[] = {
- {
- .start = 0x800,
- .end = 0x9ff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_TC6393_MMC,
- .end = IRQ_TC6393_MMC,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static const struct resource tc6393xb_ohci_resources[] = {
- {
- .start = 0x3000,
- .end = 0x31ff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x0300,
- .end = 0x03ff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x010000,
- .end = 0x017fff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x018000,
- .end = 0x01ffff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_TC6393_OHCI,
- .end = IRQ_TC6393_OHCI,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static const struct resource tc6393xb_fb_resources[] = {
- {
- .start = 0x5000,
- .end = 0x51ff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x0500,
- .end = 0x05ff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 0x100000,
- .end = 0x1fffff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_TC6393_FB,
- .end = IRQ_TC6393_FB,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static int tc6393xb_ohci_enable(struct platform_device *dev)
-{
- struct tc6393xb *tc6393xb = dev_get_drvdata(dev->dev.parent);
- unsigned long flags;
- u16 ccr;
- u8 fer;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
-
- ccr = tmio_ioread16(tc6393xb->scr + SCR_CCR);
- ccr |= SCR_CCR_USBCK;
- tmio_iowrite16(ccr, tc6393xb->scr + SCR_CCR);
-
- fer = tmio_ioread8(tc6393xb->scr + SCR_FER);
- fer |= SCR_FER_USBEN;
- tmio_iowrite8(fer, tc6393xb->scr + SCR_FER);
-
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-
- return 0;
-}
-
-static int tc6393xb_ohci_disable(struct platform_device *dev)
-{
- struct tc6393xb *tc6393xb = dev_get_drvdata(dev->dev.parent);
- unsigned long flags;
- u16 ccr;
- u8 fer;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
-
- fer = tmio_ioread8(tc6393xb->scr + SCR_FER);
- fer &= ~SCR_FER_USBEN;
- tmio_iowrite8(fer, tc6393xb->scr + SCR_FER);
-
- ccr = tmio_ioread16(tc6393xb->scr + SCR_CCR);
- ccr &= ~SCR_CCR_USBCK;
- tmio_iowrite16(ccr, tc6393xb->scr + SCR_CCR);
-
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-
- return 0;
-}
-
-static int tc6393xb_ohci_suspend(struct platform_device *dev)
-{
- struct tc6393xb_platform_data *tcpd = dev_get_platdata(dev->dev.parent);
-
- /* We can't properly store/restore OHCI state, so fail here */
- if (tcpd->resume_restore)
- return -EBUSY;
-
- return tc6393xb_ohci_disable(dev);
-}
-
-static int tc6393xb_fb_enable(struct platform_device *dev)
-{
- struct tc6393xb *tc6393xb = dev_get_drvdata(dev->dev.parent);
- unsigned long flags;
- u16 ccr;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
-
- ccr = tmio_ioread16(tc6393xb->scr + SCR_CCR);
- ccr &= ~SCR_CCR_MCLK_MASK;
- ccr |= SCR_CCR_MCLK_48;
- tmio_iowrite16(ccr, tc6393xb->scr + SCR_CCR);
-
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-
- return 0;
-}
-
-static int tc6393xb_fb_disable(struct platform_device *dev)
-{
- struct tc6393xb *tc6393xb = dev_get_drvdata(dev->dev.parent);
- unsigned long flags;
- u16 ccr;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
-
- ccr = tmio_ioread16(tc6393xb->scr + SCR_CCR);
- ccr &= ~SCR_CCR_MCLK_MASK;
- ccr |= SCR_CCR_MCLK_OFF;
- tmio_iowrite16(ccr, tc6393xb->scr + SCR_CCR);
-
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-
- return 0;
-}
-
-int tc6393xb_lcd_set_power(struct platform_device *fb, bool on)
-{
- struct tc6393xb *tc6393xb = dev_get_drvdata(fb->dev.parent);
- u8 fer;
- unsigned long flags;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
-
- fer = ioread8(tc6393xb->scr + SCR_FER);
- if (on)
- fer |= SCR_FER_SLCDEN;
- else
- fer &= ~SCR_FER_SLCDEN;
- iowrite8(fer, tc6393xb->scr + SCR_FER);
-
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-
- return 0;
-}
-EXPORT_SYMBOL(tc6393xb_lcd_set_power);
-
-int tc6393xb_lcd_mode(struct platform_device *fb,
- const struct fb_videomode *mode) {
- struct tc6393xb *tc6393xb = dev_get_drvdata(fb->dev.parent);
- unsigned long flags;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
-
- iowrite16(mode->pixclock, tc6393xb->scr + SCR_PLL1CR + 0);
- iowrite16(mode->pixclock >> 16, tc6393xb->scr + SCR_PLL1CR + 2);
-
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-
- return 0;
-}
-EXPORT_SYMBOL(tc6393xb_lcd_mode);
-
-static int tc6393xb_mmc_enable(struct platform_device *mmc)
-{
- struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent);
-
- tmio_core_mmc_enable(tc6393xb->scr + 0x200, 0,
- tc6393xb_mmc_resources[0].start & 0xfffe);
-
- return 0;
-}
-
-static int tc6393xb_mmc_resume(struct platform_device *mmc)
-{
- struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent);
-
- tmio_core_mmc_resume(tc6393xb->scr + 0x200, 0,
- tc6393xb_mmc_resources[0].start & 0xfffe);
-
- return 0;
-}
-
-static void tc6393xb_mmc_pwr(struct platform_device *mmc, int state)
-{
- struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent);
-
- tmio_core_mmc_pwr(tc6393xb->scr + 0x200, 0, state);
-}
-
-static void tc6393xb_mmc_clk_div(struct platform_device *mmc, int state)
-{
- struct tc6393xb *tc6393xb = dev_get_drvdata(mmc->dev.parent);
-
- tmio_core_mmc_clk_div(tc6393xb->scr + 0x200, 0, state);
-}
-
-static struct tmio_mmc_data tc6393xb_mmc_data = {
- .hclk = 24000000,
- .set_pwr = tc6393xb_mmc_pwr,
- .set_clk_div = tc6393xb_mmc_clk_div,
-};
-
-static struct mfd_cell tc6393xb_cells[] = {
- [TC6393XB_CELL_NAND] = {
- .name = "tmio-nand",
- .enable = tc6393xb_nand_enable,
- .num_resources = ARRAY_SIZE(tc6393xb_nand_resources),
- .resources = tc6393xb_nand_resources,
- },
- [TC6393XB_CELL_MMC] = {
- .name = "tmio-mmc",
- .enable = tc6393xb_mmc_enable,
- .resume = tc6393xb_mmc_resume,
- .platform_data = &tc6393xb_mmc_data,
- .pdata_size = sizeof(tc6393xb_mmc_data),
- .num_resources = ARRAY_SIZE(tc6393xb_mmc_resources),
- .resources = tc6393xb_mmc_resources,
- },
- [TC6393XB_CELL_OHCI] = {
- .name = "tmio-ohci",
- .num_resources = ARRAY_SIZE(tc6393xb_ohci_resources),
- .resources = tc6393xb_ohci_resources,
- .enable = tc6393xb_ohci_enable,
- .suspend = tc6393xb_ohci_suspend,
- .resume = tc6393xb_ohci_enable,
- .disable = tc6393xb_ohci_disable,
- },
- [TC6393XB_CELL_FB] = {
- .name = "tmio-fb",
- .num_resources = ARRAY_SIZE(tc6393xb_fb_resources),
- .resources = tc6393xb_fb_resources,
- .enable = tc6393xb_fb_enable,
- .suspend = tc6393xb_fb_disable,
- .resume = tc6393xb_fb_enable,
- .disable = tc6393xb_fb_disable,
- },
-};
-
-/*--------------------------------------------------------------------------*/
-
-static int tc6393xb_gpio_get(struct gpio_chip *chip,
- unsigned offset)
-{
- struct tc6393xb *tc6393xb = gpiochip_get_data(chip);
-
- /* XXX: does dsr also represent inputs? */
- return !!(tmio_ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8))
- & TC_GPIO_BIT(offset));
-}
-
-static void __tc6393xb_gpio_set(struct gpio_chip *chip,
- unsigned offset, int value)
-{
- struct tc6393xb *tc6393xb = gpiochip_get_data(chip);
- u8 dsr;
-
- dsr = tmio_ioread8(tc6393xb->scr + SCR_GPO_DSR(offset / 8));
- if (value)
- dsr |= TC_GPIO_BIT(offset);
- else
- dsr &= ~TC_GPIO_BIT(offset);
-
- tmio_iowrite8(dsr, tc6393xb->scr + SCR_GPO_DSR(offset / 8));
-}
-
-static void tc6393xb_gpio_set(struct gpio_chip *chip,
- unsigned offset, int value)
-{
- struct tc6393xb *tc6393xb = gpiochip_get_data(chip);
- unsigned long flags;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
-
- __tc6393xb_gpio_set(chip, offset, value);
-
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-}
-
-static int tc6393xb_gpio_direction_input(struct gpio_chip *chip,
- unsigned offset)
-{
- struct tc6393xb *tc6393xb = gpiochip_get_data(chip);
- unsigned long flags;
- u8 doecr;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
-
- doecr = tmio_ioread8(tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
- doecr &= ~TC_GPIO_BIT(offset);
- tmio_iowrite8(doecr, tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
-
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-
- return 0;
-}
-
-static int tc6393xb_gpio_direction_output(struct gpio_chip *chip,
- unsigned offset, int value)
-{
- struct tc6393xb *tc6393xb = gpiochip_get_data(chip);
- unsigned long flags;
- u8 doecr;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
-
- __tc6393xb_gpio_set(chip, offset, value);
-
- doecr = tmio_ioread8(tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
- doecr |= TC_GPIO_BIT(offset);
- tmio_iowrite8(doecr, tc6393xb->scr + SCR_GPO_DOECR(offset / 8));
-
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-
- return 0;
-}
-
-/*
- * TC6393XB GPIOs as used on TOSA, are the only user of this chip.
- * GPIOs 2, 5, 8 and 13 are not connected.
- */
-#define TOSA_GPIO_TG_ON 0
-#define TOSA_GPIO_L_MUTE 1
-#define TOSA_GPIO_BL_C20MA 3
-#define TOSA_GPIO_CARD_VCC_ON 4
-#define TOSA_GPIO_CHARGE_OFF 6
-#define TOSA_GPIO_CHARGE_OFF_JC 7
-#define TOSA_GPIO_BAT0_V_ON 9
-#define TOSA_GPIO_BAT1_V_ON 10
-#define TOSA_GPIO_BU_CHRG_ON 11
-#define TOSA_GPIO_BAT_SW_ON 12
-#define TOSA_GPIO_BAT0_TH_ON 14
-#define TOSA_GPIO_BAT1_TH_ON 15
-
-
-GPIO_LOOKUP_SINGLE(tosa_lcd_gpio_lookup, "spi2.0", "tc6393xb",
- TOSA_GPIO_TG_ON, "tg #pwr", GPIO_ACTIVE_HIGH);
-
-GPIO_LOOKUP_SINGLE(tosa_lcd_bl_gpio_lookup, "i2c-tos-bl", "tc6393xb",
- TOSA_GPIO_BL_C20MA, "backlight", GPIO_ACTIVE_HIGH);
-
-GPIO_LOOKUP_SINGLE(tosa_audio_gpio_lookup, "tosa-audio", "tc6393xb",
- TOSA_GPIO_L_MUTE, NULL, GPIO_ACTIVE_HIGH);
-
-static struct gpiod_lookup_table tosa_battery_gpio_lookup = {
- .dev_id = "wm97xx-battery",
- .table = {
- GPIO_LOOKUP("tc6393xb", TOSA_GPIO_CHARGE_OFF,
- "main charge off", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP("tc6393xb", TOSA_GPIO_CHARGE_OFF_JC,
- "jacket charge off", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP("tc6393xb", TOSA_GPIO_BAT0_V_ON,
- "main battery", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP("tc6393xb", TOSA_GPIO_BAT1_V_ON,
- "jacket battery", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP("tc6393xb", TOSA_GPIO_BU_CHRG_ON,
- "backup battery", GPIO_ACTIVE_HIGH),
- /* BAT1 and BAT0 thermistors appear to be swapped */
- GPIO_LOOKUP("tc6393xb", TOSA_GPIO_BAT1_TH_ON,
- "main battery temp", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP("tc6393xb", TOSA_GPIO_BAT0_TH_ON,
- "jacket battery temp", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP("tc6393xb", TOSA_GPIO_BAT_SW_ON,
- "battery switch", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-static struct gpiod_lookup_table *tc6393xb_gpio_lookups[] = {
- &tosa_lcd_gpio_lookup,
- &tosa_lcd_bl_gpio_lookup,
- &tosa_audio_gpio_lookup,
- &tosa_battery_gpio_lookup,
-};
-
-static int tc6393xb_register_gpio(struct tc6393xb *tc6393xb)
-{
- struct gpio_chip *gc = &tc6393xb->gpio;
- struct device *dev = tc6393xb->dev;
- int ret;
-
- gc->label = "tc6393xb";
- gc->base = -1; /* Dynamic allocation */
- gc->ngpio = 16;
- gc->set = tc6393xb_gpio_set;
- gc->get = tc6393xb_gpio_get;
- gc->direction_input = tc6393xb_gpio_direction_input;
- gc->direction_output = tc6393xb_gpio_direction_output;
-
- ret = devm_gpiochip_add_data(dev, gc, tc6393xb);
- if (ret)
- return dev_err_probe(dev, ret, "failed to add GPIO chip\n");
-
- /* Register descriptor look-ups for consumers */
- gpiod_add_lookup_tables(tc6393xb_gpio_lookups, ARRAY_SIZE(tc6393xb_gpio_lookups));
-
- /* Request some of our own GPIOs */
- tc6393xb->vcc_on = gpiochip_request_own_desc(gc, TOSA_GPIO_CARD_VCC_ON, "VCC ON",
- GPIO_ACTIVE_HIGH, GPIOD_OUT_HIGH);
- if (IS_ERR(tc6393xb->vcc_on))
- return dev_err_probe(dev, PTR_ERR(tc6393xb->vcc_on),
- "failed to request VCC ON GPIO\n");
-
- return 0;
-}
-
-/*--------------------------------------------------------------------------*/
-
-static void tc6393xb_irq(struct irq_desc *desc)
-{
- struct tc6393xb *tc6393xb = irq_desc_get_handler_data(desc);
- unsigned int isr;
- unsigned int i, irq_base;
-
- irq_base = tc6393xb->irq_base;
-
- while ((isr = tmio_ioread8(tc6393xb->scr + SCR_ISR) &
- ~tmio_ioread8(tc6393xb->scr + SCR_IMR)))
- for (i = 0; i < TC6393XB_NR_IRQS; i++) {
- if (isr & (1 << i))
- generic_handle_irq(irq_base + i);
- }
-}
-
-static void tc6393xb_irq_ack(struct irq_data *data)
-{
-}
-
-static void tc6393xb_irq_mask(struct irq_data *data)
-{
- struct tc6393xb *tc6393xb = irq_data_get_irq_chip_data(data);
- unsigned long flags;
- u8 imr;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
- imr = tmio_ioread8(tc6393xb->scr + SCR_IMR);
- imr |= 1 << (data->irq - tc6393xb->irq_base);
- tmio_iowrite8(imr, tc6393xb->scr + SCR_IMR);
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-}
-
-static void tc6393xb_irq_unmask(struct irq_data *data)
-{
- struct tc6393xb *tc6393xb = irq_data_get_irq_chip_data(data);
- unsigned long flags;
- u8 imr;
-
- raw_spin_lock_irqsave(&tc6393xb->lock, flags);
- imr = tmio_ioread8(tc6393xb->scr + SCR_IMR);
- imr &= ~(1 << (data->irq - tc6393xb->irq_base));
- tmio_iowrite8(imr, tc6393xb->scr + SCR_IMR);
- raw_spin_unlock_irqrestore(&tc6393xb->lock, flags);
-}
-
-static struct irq_chip tc6393xb_chip = {
- .name = "tc6393xb",
- .irq_ack = tc6393xb_irq_ack,
- .irq_mask = tc6393xb_irq_mask,
- .irq_unmask = tc6393xb_irq_unmask,
-};
-
-static void tc6393xb_attach_irq(struct platform_device *dev)
-{
- struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
- unsigned int irq, irq_base;
-
- irq_base = tc6393xb->irq_base;
-
- for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) {
- irq_set_chip_and_handler(irq, &tc6393xb_chip, handle_edge_irq);
- irq_set_chip_data(irq, tc6393xb);
- irq_clear_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
- }
-
- irq_set_irq_type(tc6393xb->irq, IRQ_TYPE_EDGE_FALLING);
- irq_set_chained_handler_and_data(tc6393xb->irq, tc6393xb_irq,
- tc6393xb);
-}
-
-static void tc6393xb_detach_irq(struct platform_device *dev)
-{
- struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
- unsigned int irq, irq_base;
-
- irq_set_chained_handler_and_data(tc6393xb->irq, NULL, NULL);
-
- irq_base = tc6393xb->irq_base;
-
- for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) {
- irq_set_status_flags(irq, IRQ_NOREQUEST | IRQ_NOPROBE);
- irq_set_chip(irq, NULL);
- irq_set_chip_data(irq, NULL);
- }
-}
-
-/*--------------------------------------------------------------------------*/
-
-static int tc6393xb_probe(struct platform_device *dev)
-{
- struct tc6393xb_platform_data *tcpd = dev_get_platdata(&dev->dev);
- struct tc6393xb *tc6393xb;
- struct resource *iomem, *rscr;
- int ret;
-
- iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
- if (!iomem)
- return -EINVAL;
-
- tc6393xb = kzalloc(sizeof *tc6393xb, GFP_KERNEL);
- if (!tc6393xb) {
- ret = -ENOMEM;
- goto err_kzalloc;
- }
- tc6393xb->dev = &dev->dev;
-
- raw_spin_lock_init(&tc6393xb->lock);
-
- platform_set_drvdata(dev, tc6393xb);
-
- ret = platform_get_irq(dev, 0);
- if (ret >= 0)
- tc6393xb->irq = ret;
- else
- goto err_noirq;
-
- tc6393xb->iomem = iomem;
- tc6393xb->irq_base = tcpd->irq_base;
-
- tc6393xb->clk = clk_get(&dev->dev, "CLK_CK3P6MI");
- if (IS_ERR(tc6393xb->clk)) {
- ret = PTR_ERR(tc6393xb->clk);
- goto err_clk_get;
- }
-
- rscr = &tc6393xb->rscr;
- rscr->name = "tc6393xb-core";
- rscr->start = iomem->start;
- rscr->end = iomem->start + 0xff;
- rscr->flags = IORESOURCE_MEM;
-
- ret = request_resource(iomem, rscr);
- if (ret)
- goto err_request_scr;
-
- tc6393xb->scr = ioremap(rscr->start, resource_size(rscr));
- if (!tc6393xb->scr) {
- ret = -ENOMEM;
- goto err_ioremap;
- }
-
- ret = clk_prepare_enable(tc6393xb->clk);
- if (ret)
- goto err_clk_enable;
-
- ret = tcpd->enable(dev);
- if (ret)
- goto err_enable;
-
- iowrite8(0, tc6393xb->scr + SCR_FER);
- iowrite16(tcpd->scr_pll2cr, tc6393xb->scr + SCR_PLL2CR);
- iowrite16(SCR_CCR_UNK1 | SCR_CCR_HCLK_48,
- tc6393xb->scr + SCR_CCR);
- iowrite16(SCR_MCR_RDY_OPENDRAIN | SCR_MCR_RDY_UNK | SCR_MCR_RDY_EN |
- SCR_MCR_INT_OPENDRAIN | SCR_MCR_INT_UNK | SCR_MCR_INT_EN |
- BIT(15), tc6393xb->scr + SCR_MCR);
- iowrite16(tcpd->scr_gper, tc6393xb->scr + SCR_GPER);
- iowrite8(0, tc6393xb->scr + SCR_IRR);
- iowrite8(0xbf, tc6393xb->scr + SCR_IMR);
-
- printk(KERN_INFO "Toshiba tc6393xb revision %d at 0x%08lx, irq %d\n",
- tmio_ioread8(tc6393xb->scr + SCR_REVID),
- (unsigned long) iomem->start, tc6393xb->irq);
-
- ret = tc6393xb_register_gpio(tc6393xb);
- if (ret)
- goto err_gpio_add;
-
- tc6393xb_attach_irq(dev);
-
- tc6393xb_cells[TC6393XB_CELL_NAND].platform_data = tcpd->nand_data;
- tc6393xb_cells[TC6393XB_CELL_NAND].pdata_size =
- sizeof(*tcpd->nand_data);
- tc6393xb_cells[TC6393XB_CELL_FB].platform_data = tcpd->fb_data;
- tc6393xb_cells[TC6393XB_CELL_FB].pdata_size = sizeof(*tcpd->fb_data);
-
- ret = mfd_add_devices(&dev->dev, dev->id,
- tc6393xb_cells, ARRAY_SIZE(tc6393xb_cells),
- iomem, tcpd->irq_base, NULL);
-
- if (!ret)
- return 0;
-
- tc6393xb_detach_irq(dev);
-err_gpio_add:
- tcpd->disable(dev);
-err_enable:
- clk_disable_unprepare(tc6393xb->clk);
-err_clk_enable:
- iounmap(tc6393xb->scr);
-err_ioremap:
- release_resource(&tc6393xb->rscr);
-err_request_scr:
- clk_put(tc6393xb->clk);
-err_noirq:
-err_clk_get:
- kfree(tc6393xb);
-err_kzalloc:
- return ret;
-}
-
-static int tc6393xb_remove(struct platform_device *dev)
-{
- struct tc6393xb_platform_data *tcpd = dev_get_platdata(&dev->dev);
- struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
-
- mfd_remove_devices(&dev->dev);
-
- tc6393xb_detach_irq(dev);
-
- tcpd->disable(dev);
- clk_disable_unprepare(tc6393xb->clk);
- iounmap(tc6393xb->scr);
- release_resource(&tc6393xb->rscr);
- clk_put(tc6393xb->clk);
- kfree(tc6393xb);
-
- return 0;
-}
-
-static int tc6393xb_suspend(struct platform_device *dev, pm_message_t state)
-{
- struct tc6393xb_platform_data *tcpd = dev_get_platdata(&dev->dev);
- struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
- int i, ret;
-
- tc6393xb->suspend_state.ccr = ioread16(tc6393xb->scr + SCR_CCR);
- tc6393xb->suspend_state.fer = ioread8(tc6393xb->scr + SCR_FER);
-
- for (i = 0; i < 3; i++) {
- tc6393xb->suspend_state.gpo_dsr[i] =
- ioread8(tc6393xb->scr + SCR_GPO_DSR(i));
- tc6393xb->suspend_state.gpo_doecr[i] =
- ioread8(tc6393xb->scr + SCR_GPO_DOECR(i));
- tc6393xb->suspend_state.gpi_bcr[i] =
- ioread8(tc6393xb->scr + SCR_GPI_BCR(i));
- }
- ret = tcpd->suspend(dev);
- clk_disable_unprepare(tc6393xb->clk);
-
- return ret;
-}
-
-static int tc6393xb_resume(struct platform_device *dev)
-{
- struct tc6393xb_platform_data *tcpd = dev_get_platdata(&dev->dev);
- struct tc6393xb *tc6393xb = platform_get_drvdata(dev);
- int ret;
- int i;
-
- ret = clk_prepare_enable(tc6393xb->clk);
- if (ret)
- return ret;
-
- ret = tcpd->resume(dev);
- if (ret)
- return ret;
-
- if (!tcpd->resume_restore)
- return 0;
-
- iowrite8(tc6393xb->suspend_state.fer, tc6393xb->scr + SCR_FER);
- iowrite16(tcpd->scr_pll2cr, tc6393xb->scr + SCR_PLL2CR);
- iowrite16(tc6393xb->suspend_state.ccr, tc6393xb->scr + SCR_CCR);
- iowrite16(SCR_MCR_RDY_OPENDRAIN | SCR_MCR_RDY_UNK | SCR_MCR_RDY_EN |
- SCR_MCR_INT_OPENDRAIN | SCR_MCR_INT_UNK | SCR_MCR_INT_EN |
- BIT(15), tc6393xb->scr + SCR_MCR);
- iowrite16(tcpd->scr_gper, tc6393xb->scr + SCR_GPER);
- iowrite8(0, tc6393xb->scr + SCR_IRR);
- iowrite8(0xbf, tc6393xb->scr + SCR_IMR);
-
- for (i = 0; i < 3; i++) {
- iowrite8(tc6393xb->suspend_state.gpo_dsr[i],
- tc6393xb->scr + SCR_GPO_DSR(i));
- iowrite8(tc6393xb->suspend_state.gpo_doecr[i],
- tc6393xb->scr + SCR_GPO_DOECR(i));
- iowrite8(tc6393xb->suspend_state.gpi_bcr[i],
- tc6393xb->scr + SCR_GPI_BCR(i));
- }
-
- return 0;
-}
-
-static struct platform_driver tc6393xb_driver = {
- .probe = tc6393xb_probe,
- .remove = tc6393xb_remove,
- .suspend = pm_sleep_ptr(tc6393xb_suspend),
- .resume = pm_sleep_ptr(tc6393xb_resume),
-
- .driver = {
- .name = "tc6393xb",
- },
-};
-
-static int __init tc6393xb_init(void)
-{
- return platform_driver_register(&tc6393xb_driver);
-}
-
-static void __exit tc6393xb_exit(void)
-{
- platform_driver_unregister(&tc6393xb_driver);
-}
-
-subsys_initcall(tc6393xb_init);
-module_exit(tc6393xb_exit);
-
-MODULE_LICENSE("GPL v2");
-MODULE_AUTHOR("Ian Molton, Dmitry Baryshkov and Dirk Opfer");
-MODULE_DESCRIPTION("tc6393xb Toshiba Mobile IO Controller");
-MODULE_ALIAS("platform:tc6393xb");
-
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright(c) 2009 Ian Molton <spyro@f2s.com>
- */
-
-#include <linux/export.h>
-#include <linux/mfd/tmio.h>
-
-#define CNF_CMD 0x04
-#define CNF_CTL_BASE 0x10
-#define CNF_INT_PIN 0x3d
-#define CNF_STOP_CLK_CTL 0x40
-#define CNF_GCLK_CTL 0x41
-#define CNF_SD_CLK_MODE 0x42
-#define CNF_PIN_STATUS 0x44
-#define CNF_PWR_CTL_1 0x48
-#define CNF_PWR_CTL_2 0x49
-#define CNF_PWR_CTL_3 0x4a
-#define CNF_CARD_DETECT_MODE 0x4c
-#define CNF_SD_SLOT 0x50
-#define CNF_EXT_GCLK_CTL_1 0xf0
-#define CNF_EXT_GCLK_CTL_2 0xf1
-#define CNF_EXT_GCLK_CTL_3 0xf9
-#define CNF_SD_LED_EN_1 0xfa
-#define CNF_SD_LED_EN_2 0xfe
-
-#define SDCREN 0x2 /* Enable access to MMC CTL regs. (flag in COMMAND_REG)*/
-
-int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base)
-{
- /* Enable the MMC/SD Control registers */
- sd_config_write16(cnf, shift, CNF_CMD, SDCREN);
- sd_config_write32(cnf, shift, CNF_CTL_BASE, base & 0xfffe);
-
- /* Disable SD power during suspend */
- sd_config_write8(cnf, shift, CNF_PWR_CTL_3, 0x01);
-
- /* The below is required but why? FIXME */
- sd_config_write8(cnf, shift, CNF_STOP_CLK_CTL, 0x1f);
-
- /* Power down SD bus */
- sd_config_write8(cnf, shift, CNF_PWR_CTL_2, 0x00);
-
- return 0;
-}
-EXPORT_SYMBOL(tmio_core_mmc_enable);
-
-int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base)
-{
-
- /* Enable the MMC/SD Control registers */
- sd_config_write16(cnf, shift, CNF_CMD, SDCREN);
- sd_config_write32(cnf, shift, CNF_CTL_BASE, base & 0xfffe);
-
- return 0;
-}
-EXPORT_SYMBOL(tmio_core_mmc_resume);
-
-void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state)
-{
- sd_config_write8(cnf, shift, CNF_PWR_CTL_2, state ? 0x02 : 0x00);
-}
-EXPORT_SYMBOL(tmio_core_mmc_pwr);
-
-void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state)
-{
- sd_config_write8(cnf, shift, CNF_SD_CLK_MODE, state ? 1 : 0);
-}
-EXPORT_SYMBOL(tmio_core_mmc_clk_div);
-
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * include/linux/mfd/asic3.h
- *
- * Compaq ASIC3 headers.
- *
- * Copyright 2001 Compaq Computer Corporation.
- * Copyright 2007-2008 OpenedHand Ltd.
- */
-
-#ifndef __ASIC3_H__
-#define __ASIC3_H__
-
-#include <linux/types.h>
-
-struct led_classdev;
-struct asic3_led {
- const char *name;
- const char *default_trigger;
- struct led_classdev *cdev;
-};
-
-struct asic3_platform_data {
- u16 *gpio_config;
- unsigned int gpio_config_num;
-
- unsigned int irq_base;
-
- unsigned int gpio_base;
-
- unsigned int clock_rate;
-
- struct asic3_led *leds;
-};
-
-#define ASIC3_NUM_GPIO_BANKS 4
-#define ASIC3_GPIOS_PER_BANK 16
-#define ASIC3_NUM_GPIOS 64
-#define ASIC3_NR_IRQS ASIC3_NUM_GPIOS + 6
-
-#define ASIC3_IRQ_LED0 64
-#define ASIC3_IRQ_LED1 65
-#define ASIC3_IRQ_LED2 66
-#define ASIC3_IRQ_SPI 67
-#define ASIC3_IRQ_SMBUS 68
-#define ASIC3_IRQ_OWM 69
-
-#define ASIC3_TO_GPIO(gpio) (NR_BUILTIN_GPIO + (gpio))
-
-#define ASIC3_GPIO_BANK_A 0
-#define ASIC3_GPIO_BANK_B 1
-#define ASIC3_GPIO_BANK_C 2
-#define ASIC3_GPIO_BANK_D 3
-
-#define ASIC3_GPIO(bank, gpio) \
- ((ASIC3_GPIOS_PER_BANK * ASIC3_GPIO_BANK_##bank) + (gpio))
-#define ASIC3_GPIO_bit(gpio) (1 << (gpio & 0xf))
-/* All offsets below are specified with this address bus shift */
-#define ASIC3_DEFAULT_ADDR_SHIFT 2
-
-#define ASIC3_OFFSET(base, reg) (ASIC3_##base##_BASE + ASIC3_##base##_##reg)
-#define ASIC3_GPIO_OFFSET(base, reg) \
- (ASIC3_GPIO_##base##_BASE + ASIC3_GPIO_##reg)
-
-#define ASIC3_GPIO_A_BASE 0x0000
-#define ASIC3_GPIO_B_BASE 0x0100
-#define ASIC3_GPIO_C_BASE 0x0200
-#define ASIC3_GPIO_D_BASE 0x0300
-
-#define ASIC3_GPIO_TO_BANK(gpio) ((gpio) >> 4)
-#define ASIC3_GPIO_TO_BIT(gpio) ((gpio) - \
- (ASIC3_GPIOS_PER_BANK * ((gpio) >> 4)))
-#define ASIC3_GPIO_TO_MASK(gpio) (1 << ASIC3_GPIO_TO_BIT(gpio))
-#define ASIC3_GPIO_TO_BASE(gpio) (ASIC3_GPIO_A_BASE + (((gpio) >> 4) * 0x0100))
-#define ASIC3_BANK_TO_BASE(bank) (ASIC3_GPIO_A_BASE + ((bank) * 0x100))
-
-#define ASIC3_GPIO_MASK 0x00 /* R/W 0:don't mask */
-#define ASIC3_GPIO_DIRECTION 0x04 /* R/W 0:input */
-#define ASIC3_GPIO_OUT 0x08 /* R/W 0:output low */
-#define ASIC3_GPIO_TRIGGER_TYPE 0x0c /* R/W 0:level */
-#define ASIC3_GPIO_EDGE_TRIGGER 0x10 /* R/W 0:falling */
-#define ASIC3_GPIO_LEVEL_TRIGGER 0x14 /* R/W 0:low level detect */
-#define ASIC3_GPIO_SLEEP_MASK 0x18 /* R/W 0:don't mask in sleep mode */
-#define ASIC3_GPIO_SLEEP_OUT 0x1c /* R/W level 0:low in sleep mode */
-#define ASIC3_GPIO_BAT_FAULT_OUT 0x20 /* R/W level 0:low in batt_fault */
-#define ASIC3_GPIO_INT_STATUS 0x24 /* R/W 0:none, 1:detect */
-#define ASIC3_GPIO_ALT_FUNCTION 0x28 /* R/W 1:LED register control */
-#define ASIC3_GPIO_SLEEP_CONF 0x2c /*
- * R/W bit 1: autosleep
- * 0: disable gposlpout in normal mode,
- * enable gposlpout in sleep mode.
- */
-#define ASIC3_GPIO_STATUS 0x30 /* R Pin status */
-
-/*
- * ASIC3 GPIO config
- *
- * Bits 0..6 gpio number
- * Bits 7..13 Alternate function
- * Bit 14 Direction
- * Bit 15 Initial value
- *
- */
-#define ASIC3_CONFIG_GPIO_PIN(config) ((config) & 0x7f)
-#define ASIC3_CONFIG_GPIO_ALT(config) (((config) & (0x7f << 7)) >> 7)
-#define ASIC3_CONFIG_GPIO_DIR(config) ((config & (1 << 14)) >> 14)
-#define ASIC3_CONFIG_GPIO_INIT(config) ((config & (1 << 15)) >> 15)
-#define ASIC3_CONFIG_GPIO(gpio, alt, dir, init) (((gpio) & 0x7f) \
- | (((alt) & 0x7f) << 7) | (((dir) & 0x1) << 14) \
- | (((init) & 0x1) << 15))
-#define ASIC3_CONFIG_GPIO_DEFAULT(gpio, dir, init) \
- ASIC3_CONFIG_GPIO((gpio), 0, (dir), (init))
-#define ASIC3_CONFIG_GPIO_DEFAULT_OUT(gpio, init) \
- ASIC3_CONFIG_GPIO((gpio), 0, 1, (init))
-
-/*
- * Alternate functions
- */
-#define ASIC3_GPIOA11_PWM0 ASIC3_CONFIG_GPIO(11, 1, 1, 0)
-#define ASIC3_GPIOA12_PWM1 ASIC3_CONFIG_GPIO(12, 1, 1, 0)
-#define ASIC3_GPIOA15_CONTROL_CX ASIC3_CONFIG_GPIO(15, 1, 1, 0)
-#define ASIC3_GPIOC0_LED0 ASIC3_CONFIG_GPIO(32, 1, 0, 0)
-#define ASIC3_GPIOC1_LED1 ASIC3_CONFIG_GPIO(33, 1, 0, 0)
-#define ASIC3_GPIOC2_LED2 ASIC3_CONFIG_GPIO(34, 1, 0, 0)
-#define ASIC3_GPIOC3_SPI_RXD ASIC3_CONFIG_GPIO(35, 1, 0, 0)
-#define ASIC3_GPIOC4_CF_nCD ASIC3_CONFIG_GPIO(36, 1, 0, 0)
-#define ASIC3_GPIOC4_SPI_TXD ASIC3_CONFIG_GPIO(36, 1, 1, 0)
-#define ASIC3_GPIOC5_SPI_CLK ASIC3_CONFIG_GPIO(37, 1, 1, 0)
-#define ASIC3_GPIOC5_nCIOW ASIC3_CONFIG_GPIO(37, 1, 1, 0)
-#define ASIC3_GPIOC6_nCIOR ASIC3_CONFIG_GPIO(38, 1, 1, 0)
-#define ASIC3_GPIOC7_nPCE_1 ASIC3_CONFIG_GPIO(39, 1, 0, 0)
-#define ASIC3_GPIOC8_nPCE_2 ASIC3_CONFIG_GPIO(40, 1, 0, 0)
-#define ASIC3_GPIOC9_nPOE ASIC3_CONFIG_GPIO(41, 1, 0, 0)
-#define ASIC3_GPIOC10_nPWE ASIC3_CONFIG_GPIO(42, 1, 0, 0)
-#define ASIC3_GPIOC11_PSKTSEL ASIC3_CONFIG_GPIO(43, 1, 0, 0)
-#define ASIC3_GPIOC12_nPREG ASIC3_CONFIG_GPIO(44, 1, 0, 0)
-#define ASIC3_GPIOC13_nPWAIT ASIC3_CONFIG_GPIO(45, 1, 1, 0)
-#define ASIC3_GPIOC14_nPIOIS16 ASIC3_CONFIG_GPIO(46, 1, 1, 0)
-#define ASIC3_GPIOC15_nPIOR ASIC3_CONFIG_GPIO(47, 1, 0, 0)
-#define ASIC3_GPIOD4_CF_nCD ASIC3_CONFIG_GPIO(52, 1, 0, 0)
-#define ASIC3_GPIOD11_nCIOIS16 ASIC3_CONFIG_GPIO(59, 1, 0, 0)
-#define ASIC3_GPIOD12_nCWAIT ASIC3_CONFIG_GPIO(60, 1, 0, 0)
-#define ASIC3_GPIOD15_nPIOW ASIC3_CONFIG_GPIO(63, 1, 0, 0)
-
-
-#define ASIC3_SPI_Base 0x0400
-#define ASIC3_SPI_Control 0x0000
-#define ASIC3_SPI_TxData 0x0004
-#define ASIC3_SPI_RxData 0x0008
-#define ASIC3_SPI_Int 0x000c
-#define ASIC3_SPI_Status 0x0010
-
-#define SPI_CONTROL_SPR(clk) ((clk) & 0x0f) /* Clock rate */
-
-#define ASIC3_PWM_0_Base 0x0500
-#define ASIC3_PWM_1_Base 0x0600
-#define ASIC3_PWM_TimeBase 0x0000
-#define ASIC3_PWM_PeriodTime 0x0004
-#define ASIC3_PWM_DutyTime 0x0008
-
-#define PWM_TIMEBASE_VALUE(x) ((x)&0xf) /* Low 4 bits sets time base */
-#define PWM_TIMEBASE_ENABLE (1 << 4) /* Enable clock */
-
-#define ASIC3_NUM_LEDS 3
-#define ASIC3_LED_0_Base 0x0700
-#define ASIC3_LED_1_Base 0x0800
-#define ASIC3_LED_2_Base 0x0900
-#define ASIC3_LED_TimeBase 0x0000 /* R/W 7 bits */
-#define ASIC3_LED_PeriodTime 0x0004 /* R/W 12 bits */
-#define ASIC3_LED_DutyTime 0x0008 /* R/W 12 bits */
-#define ASIC3_LED_AutoStopCount 0x000c /* R/W 16 bits */
-
-/* LED TimeBase bits - match ASIC2 */
-#define LED_TBS 0x0f /* Low 4 bits sets time base, max = 13 */
- /* Note: max = 5 on hx4700 */
- /* 0: maximum time base */
- /* 1: maximum time base / 2 */
- /* n: maximum time base / 2^n */
-
-#define LED_EN (1 << 4) /* LED ON/OFF 0:off, 1:on */
-#define LED_AUTOSTOP (1 << 5) /* LED ON/OFF auto stop 0:disable, 1:enable */
-#define LED_ALWAYS (1 << 6) /* LED Interrupt Mask 0:No mask, 1:mask */
-
-#define ASIC3_CLOCK_BASE 0x0A00
-#define ASIC3_CLOCK_CDEX 0x00
-#define ASIC3_CLOCK_SEL 0x04
-
-#define CLOCK_CDEX_SOURCE (1 << 0) /* 2 bits */
-#define CLOCK_CDEX_SOURCE0 (1 << 0)
-#define CLOCK_CDEX_SOURCE1 (1 << 1)
-#define CLOCK_CDEX_SPI (1 << 2)
-#define CLOCK_CDEX_OWM (1 << 3)
-#define CLOCK_CDEX_PWM0 (1 << 4)
-#define CLOCK_CDEX_PWM1 (1 << 5)
-#define CLOCK_CDEX_LED0 (1 << 6)
-#define CLOCK_CDEX_LED1 (1 << 7)
-#define CLOCK_CDEX_LED2 (1 << 8)
-
-/* Clocks settings: 1 for 24.576 MHz, 0 for 12.288Mhz */
-#define CLOCK_CDEX_SD_HOST (1 << 9) /* R/W: SD host clock source */
-#define CLOCK_CDEX_SD_BUS (1 << 10) /* R/W: SD bus clock source ctrl */
-#define CLOCK_CDEX_SMBUS (1 << 11)
-#define CLOCK_CDEX_CONTROL_CX (1 << 12)
-
-#define CLOCK_CDEX_EX0 (1 << 13) /* R/W: 32.768 kHz crystal */
-#define CLOCK_CDEX_EX1 (1 << 14) /* R/W: 24.576 MHz crystal */
-
-#define CLOCK_SEL_SD_HCLK_SEL (1 << 0) /* R/W: SDIO host clock select */
-#define CLOCK_SEL_SD_BCLK_SEL (1 << 1) /* R/W: SDIO bus clock select */
-
-/* R/W: INT clock source control (32.768 kHz) */
-#define CLOCK_SEL_CX (1 << 2)
-
-
-#define ASIC3_INTR_BASE 0x0B00
-
-#define ASIC3_INTR_INT_MASK 0x00 /* Interrupt mask control */
-#define ASIC3_INTR_P_INT_STAT 0x04 /* Peripheral interrupt status */
-#define ASIC3_INTR_INT_CPS 0x08 /* Interrupt timer clock pre-scale */
-#define ASIC3_INTR_INT_TBS 0x0c /* Interrupt timer set */
-
-#define ASIC3_INTMASK_GINTMASK (1 << 0) /* Global INTs mask 1:enable */
-#define ASIC3_INTMASK_GINTEL (1 << 1) /* 1: rising edge, 0: hi level */
-#define ASIC3_INTMASK_MASK0 (1 << 2)
-#define ASIC3_INTMASK_MASK1 (1 << 3)
-#define ASIC3_INTMASK_MASK2 (1 << 4)
-#define ASIC3_INTMASK_MASK3 (1 << 5)
-#define ASIC3_INTMASK_MASK4 (1 << 6)
-#define ASIC3_INTMASK_MASK5 (1 << 7)
-
-#define ASIC3_INTR_PERIPHERAL_A (1 << 0)
-#define ASIC3_INTR_PERIPHERAL_B (1 << 1)
-#define ASIC3_INTR_PERIPHERAL_C (1 << 2)
-#define ASIC3_INTR_PERIPHERAL_D (1 << 3)
-#define ASIC3_INTR_LED0 (1 << 4)
-#define ASIC3_INTR_LED1 (1 << 5)
-#define ASIC3_INTR_LED2 (1 << 6)
-#define ASIC3_INTR_SPI (1 << 7)
-#define ASIC3_INTR_SMBUS (1 << 8)
-#define ASIC3_INTR_OWM (1 << 9)
-
-#define ASIC3_INTR_CPS(x) ((x)&0x0f) /* 4 bits, max 14 */
-#define ASIC3_INTR_CPS_SET (1 << 4) /* Time base enable */
-
-
-/* Basic control of the SD ASIC */
-#define ASIC3_SDHWCTRL_BASE 0x0E00
-#define ASIC3_SDHWCTRL_SDCONF 0x00
-
-#define ASIC3_SDHWCTRL_SUSPEND (1 << 0) /* 1=suspend all SD operations */
-#define ASIC3_SDHWCTRL_CLKSEL (1 << 1) /* 1=SDICK, 0=HCLK */
-#define ASIC3_SDHWCTRL_PCLR (1 << 2) /* All registers of SDIO cleared */
-#define ASIC3_SDHWCTRL_LEVCD (1 << 3) /* SD card detection: 0:low */
-
-/* SD card write protection: 0=high */
-#define ASIC3_SDHWCTRL_LEVWP (1 << 4)
-#define ASIC3_SDHWCTRL_SDLED (1 << 5) /* SD card LED signal 0=disable */
-
-/* SD card power supply ctrl 1=enable */
-#define ASIC3_SDHWCTRL_SDPWR (1 << 6)
-
-#define ASIC3_EXTCF_BASE 0x1100
-
-#define ASIC3_EXTCF_SELECT 0x00
-#define ASIC3_EXTCF_RESET 0x04
-
-#define ASIC3_EXTCF_SMOD0 (1 << 0) /* slot number of mode 0 */
-#define ASIC3_EXTCF_SMOD1 (1 << 1) /* slot number of mode 1 */
-#define ASIC3_EXTCF_SMOD2 (1 << 2) /* slot number of mode 2 */
-#define ASIC3_EXTCF_OWM_EN (1 << 4) /* enable onewire module */
-#define ASIC3_EXTCF_OWM_SMB (1 << 5) /* OWM bus selection */
-#define ASIC3_EXTCF_OWM_RESET (1 << 6) /* ?? used by OWM and CF */
-#define ASIC3_EXTCF_CF0_SLEEP_MODE (1 << 7) /* CF0 sleep state */
-#define ASIC3_EXTCF_CF1_SLEEP_MODE (1 << 8) /* CF1 sleep state */
-#define ASIC3_EXTCF_CF0_PWAIT_EN (1 << 10) /* CF0 PWAIT_n control */
-#define ASIC3_EXTCF_CF1_PWAIT_EN (1 << 11) /* CF1 PWAIT_n control */
-#define ASIC3_EXTCF_CF0_BUF_EN (1 << 12) /* CF0 buffer control */
-#define ASIC3_EXTCF_CF1_BUF_EN (1 << 13) /* CF1 buffer control */
-#define ASIC3_EXTCF_SD_MEM_ENABLE (1 << 14)
-#define ASIC3_EXTCF_CF_SLEEP (1 << 15) /* CF sleep mode control */
-
-/*********************************************
- * The Onewire interface (DS1WM) is handled
- * by the ds1wm driver.
- *
- *********************************************/
-
-#define ASIC3_OWM_BASE 0xC00
-
-/*****************************************************************************
- * The SD configuration registers are at a completely different location
- * in memory. They are divided into three sets of registers:
- *
- * SD_CONFIG Core configuration register
- * SD_CTRL Control registers for SD operations
- * SDIO_CTRL Control registers for SDIO operations
- *
- *****************************************************************************/
-#define ASIC3_SD_CONFIG_BASE 0x0400 /* Assumes 32 bit addressing */
-#define ASIC3_SD_CONFIG_SIZE 0x0200 /* Assumes 32 bit addressing */
-#define ASIC3_SD_CTRL_BASE 0x1000
-#define ASIC3_SDIO_CTRL_BASE 0x1200
-
-#define ASIC3_MAP_SIZE_32BIT 0x2000
-#define ASIC3_MAP_SIZE_16BIT 0x1000
-
-/* Functions needed by leds-asic3 */
-
-struct asic3;
-extern void asic3_write_register(struct asic3 *asic, unsigned int reg, u32 val);
-extern u32 asic3_read_register(struct asic3 *asic, unsigned int reg);
-
-#endif /* __ASIC3_H__ */
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * This file contains the definitions for the T7L66XB
- *
- * (C) Copyright 2005 Ian Molton <spyro@f2s.com>
- */
-#ifndef MFD_T7L66XB_H
-#define MFD_T7L66XB_H
-
-#include <linux/mfd/core.h>
-#include <linux/mfd/tmio.h>
-
-struct t7l66xb_platform_data {
- int (*enable)(struct platform_device *dev);
- int (*suspend)(struct platform_device *dev);
- int (*resume)(struct platform_device *dev);
-
- int irq_base; /* The base for subdevice irqs */
-
- struct tmio_nand_data *nand_data;
-};
-
-
-#define IRQ_T7L66XB_MMC (1)
-#define IRQ_T7L66XB_NAND (3)
-
-#define T7L66XB_NR_IRQS 8
-
-#endif
+++ /dev/null
-/*
- * This file contains the definitions for the TC6387XB
- *
- * (C) Copyright 2005 Ian Molton <spyro@f2s.com>
- *
- * May be copied or modified under the terms of the GNU General Public
- * License. See linux/COPYING for more information.
- *
- */
-#ifndef MFD_TC6387XB_H
-#define MFD_TC6387XB_H
-
-struct tc6387xb_platform_data {
- int (*enable)(struct platform_device *dev);
- int (*suspend)(struct platform_device *dev);
- int (*resume)(struct platform_device *dev);
-};
-
-#endif
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * Toshiba TC6393XB SoC support
- *
- * Copyright(c) 2005-2006 Chris Humbert
- * Copyright(c) 2005 Dirk Opfer
- * Copyright(c) 2005 Ian Molton <spyro@f2s.com>
- * Copyright(c) 2007 Dmitry Baryshkov
- *
- * Based on code written by Sharp/Lineo for 2.4 kernels
- * Based on locomo.c
- */
-
-#ifndef MFD_TC6393XB_H
-#define MFD_TC6393XB_H
-
-#include <linux/fb.h>
-
-/* Also one should provide the CK3P6MI clock */
-struct tc6393xb_platform_data {
- u16 scr_pll2cr; /* PLL2 Control */
- u16 scr_gper; /* GP Enable */
-
- int (*enable)(struct platform_device *dev);
- void (*disable)(struct platform_device *dev);
- int (*suspend)(struct platform_device *dev);
- int (*resume)(struct platform_device *dev);
-
- int irq_base; /* base for subdevice irqs */
-
- struct tmio_nand_data *nand_data;
- struct tmio_fb_data *fb_data;
-
- unsigned resume_restore : 1; /* make special actions
- to preserve the state
- on suspend/resume */
-};
-
-extern int tc6393xb_lcd_mode(struct platform_device *fb,
- const struct fb_videomode *mode);
-extern int tc6393xb_lcd_set_power(struct platform_device *fb, bool on);
-
-/*
- * Relative to irq_base
- */
-#define IRQ_TC6393_NAND 0
-#define IRQ_TC6393_MMC 1
-#define IRQ_TC6393_OHCI 2
-#define IRQ_TC6393_FB 4
-
-#define TC6393XB_NR_IRQS 8
-
-#endif
/* Some controllers have a CBSY bit */
#define TMIO_MMC_HAVE_CBSY BIT(11)
-int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base);
-int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base);
-void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state);
-void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state);
-
struct dma_chan;
/*
projects / mirror_ubuntu-kernels.git / commitdiff