[mirror_ubuntu-bionic-kernel.git] / arch / arm / mach-orion5x / ts409-setup.c

/*
 * QNAP TS-409 Board Setup
 *
 * Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com>
 *
 * Copyright (C) 2008  Sylver Bruneau <sylver.bruneau@gmail.com>
 * Copyright (C) 2008  Martin Michlmayr <tbm@cyrius.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/pci.h>
#include <linux/irq.h>
#include <linux/mtd/physmap.h>
#include <linux/mv643xx_eth.h>
#include <linux/leds.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/i2c.h>
#include <linux/serial_reg.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include <mach/orion5x.h>
#include "common.h"
#include "mpp.h"
#include "tsx09-common.h"

/*****************************************************************************
 * QNAP TS-409 Info
 ****************************************************************************/

/*
 * QNAP TS-409 hardware :
 * - Marvell 88F5281-D0
 * - Marvell 88SX7042 SATA controller (PCIe)
 * - Marvell 88E1118 Gigabit Ethernet PHY
 * - RTC S35390A (@0x30) on I2C bus
 * - 8MB NOR flash
 * - 256MB of DDR-2 RAM
 */

/*
 * 8MB NOR flash Device bus boot chip select
 */

#define QNAP_TS409_NOR_BOOT_BASE 0xff800000
#define QNAP_TS409_NOR_BOOT_SIZE SZ_8M

/****************************************************************************
 * 8MiB NOR flash. The struct mtd_partition is not in the same order as the
 *     partitions on the device because we want to keep compatibility with
 *     existing QNAP firmware.
 *
 * Layout as used by QNAP:
 *  [2] 0x00000000-0x00200000 : "Kernel"
 *  [3] 0x00200000-0x00600000 : "RootFS1"
 *  [4] 0x00600000-0x00700000 : "RootFS2"
 *  [6] 0x00700000-0x00760000 : "NAS Config" (read-only)
 *  [5] 0x00760000-0x00780000 : "U-Boot Config"
 *  [1] 0x00780000-0x00800000 : "U-Boot" (read-only)
 ***************************************************************************/
static struct mtd_partition qnap_ts409_partitions[] = {
	{
		.name		= "U-Boot",
		.size		= 0x00080000,
		.offset		= 0x00780000,
		.mask_flags	= MTD_WRITEABLE,
	}, {
		.name		= "Kernel",
		.size		= 0x00200000,
		.offset		= 0,
	}, {
		.name		= "RootFS1",
		.size		= 0x00400000,
		.offset		= 0x00200000,
	}, {
		.name		= "RootFS2",
		.size		= 0x00100000,
		.offset		= 0x00600000,
	}, {
		.name		= "U-Boot Config",
		.size		= 0x00020000,
		.offset		= 0x00760000,
	}, {
		.name		= "NAS Config",
		.size		= 0x00060000,
		.offset		= 0x00700000,
		.mask_flags	= MTD_WRITEABLE,
	},
};

static struct physmap_flash_data qnap_ts409_nor_flash_data = {
	.width		= 1,
	.parts		= qnap_ts409_partitions,
	.nr_parts	= ARRAY_SIZE(qnap_ts409_partitions)
};

static struct resource qnap_ts409_nor_flash_resource = {
	.flags	= IORESOURCE_MEM,
	.start	= QNAP_TS409_NOR_BOOT_BASE,
	.end	= QNAP_TS409_NOR_BOOT_BASE + QNAP_TS409_NOR_BOOT_SIZE - 1,
};

static struct platform_device qnap_ts409_nor_flash = {
	.name		= "physmap-flash",
	.id		= 0,
	.dev		= { .platform_data = &qnap_ts409_nor_flash_data, },
	.num_resources	= 1,
	.resource	= &qnap_ts409_nor_flash_resource,
};

/*****************************************************************************
 * PCI
 ****************************************************************************/

static int __init qnap_ts409_pci_map_irq(const struct pci_dev *dev, u8 slot,
	u8 pin)
{
	int irq;

	/*
	 * Check for devices with hard-wired IRQs.
	 */
	irq = orion5x_pci_map_irq(dev, slot, pin);
	if (irq != -1)
		return irq;

	/*
	 * PCI isn't used on the TS-409
	 */
	return -1;
}

static struct hw_pci qnap_ts409_pci __initdata = {
	.nr_controllers	= 2,
	.setup		= orion5x_pci_sys_setup,
	.scan		= orion5x_pci_sys_scan_bus,
	.map_irq	= qnap_ts409_pci_map_irq,
};

static int __init qnap_ts409_pci_init(void)
{
	if (machine_is_ts409())
		pci_common_init(&qnap_ts409_pci);

	return 0;
}

subsys_initcall(qnap_ts409_pci_init);

/*****************************************************************************
 * RTC S35390A on I2C bus
 ****************************************************************************/

#define TS409_RTC_GPIO	10

static struct i2c_board_info __initdata qnap_ts409_i2c_rtc = {
	I2C_BOARD_INFO("s35390a", 0x30),
};

/*****************************************************************************
 * LEDs attached to GPIO
 ****************************************************************************/

static struct gpio_led ts409_led_pins[] = {
	{
		.name		= "ts409:red:sata1",
		.gpio		= 4,
		.active_low	= 1,
	}, {
		.name		= "ts409:red:sata2",
		.gpio		= 5,
		.active_low	= 1,
	}, {
		.name		= "ts409:red:sata3",
		.gpio		= 6,
		.active_low	= 1,
	}, {
		.name		= "ts409:red:sata4",
		.gpio		= 7,
		.active_low	= 1,
	},
};

static struct gpio_led_platform_data ts409_led_data = {
	.leds		= ts409_led_pins,
	.num_leds	= ARRAY_SIZE(ts409_led_pins),
};

static struct platform_device ts409_leds = {
	.name	= "leds-gpio",
	.id	= -1,
	.dev	= {
		.platform_data	= &ts409_led_data,
	},
};

/****************************************************************************
 * GPIO Attached Keys
 *     Power button is attached to the PIC microcontroller
 ****************************************************************************/

#define QNAP_TS409_GPIO_KEY_RESET	14
#define QNAP_TS409_GPIO_KEY_MEDIA	15

static struct gpio_keys_button qnap_ts409_buttons[] = {
	{
		.code		= KEY_RESTART,
		.gpio		= QNAP_TS409_GPIO_KEY_RESET,
		.desc		= "Reset Button",
		.active_low	= 1,
	}, {
		.code		= KEY_COPY,
		.gpio		= QNAP_TS409_GPIO_KEY_MEDIA,
		.desc		= "USB Copy Button",
		.active_low	= 1,
	},
};

static struct gpio_keys_platform_data qnap_ts409_button_data = {
	.buttons	= qnap_ts409_buttons,
	.nbuttons	= ARRAY_SIZE(qnap_ts409_buttons),
};

static struct platform_device qnap_ts409_button_device = {
	.name		= "gpio-keys",
	.id		= -1,
	.num_resources	= 0,
	.dev		= {
		.platform_data	= &qnap_ts409_button_data,
	},
};

/*****************************************************************************
 * General Setup
 ****************************************************************************/
static unsigned int ts409_mpp_modes[] __initdata = {
	MPP0_UNUSED,
	MPP1_UNUSED,
	MPP2_UNUSED,
	MPP3_UNUSED,
	MPP4_GPIO,		/* HDD 1 status */
	MPP5_GPIO,		/* HDD 2 status */
	MPP6_GPIO,		/* HDD 3 status */
	MPP7_GPIO,		/* HDD 4 status */
	MPP8_UNUSED,
	MPP9_UNUSED,
	MPP10_GPIO,		/* RTC int */
	MPP11_UNUSED,
	MPP12_UNUSED,
	MPP13_UNUSED,
	MPP14_GPIO,		/* SW_RST */
	MPP15_GPIO,		/* USB copy button */
	MPP16_UART,		/* UART1 RXD */
	MPP17_UART,		/* UART1 TXD */
	MPP18_UNUSED,
	MPP19_UNUSED,
	0,
};

static void __init qnap_ts409_init(void)
{
	/*
	 * Setup basic Orion functions. Need to be called early.
	 */
	orion5x_init();

	orion5x_mpp_conf(ts409_mpp_modes);

	/*
	 * Configure peripherals.
	 */
	mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
				    ORION_MBUS_DEVBUS_BOOT_ATTR,
				    QNAP_TS409_NOR_BOOT_BASE,
				    QNAP_TS409_NOR_BOOT_SIZE);
	platform_device_register(&qnap_ts409_nor_flash);

	orion5x_ehci0_init();
	qnap_tsx09_find_mac_addr(QNAP_TS409_NOR_BOOT_BASE +
				 qnap_ts409_partitions[5].offset,
				 qnap_ts409_partitions[5].size);
	orion5x_eth_init(&qnap_tsx09_eth_data);
	orion5x_i2c_init();
	orion5x_uart0_init();
	orion5x_uart1_init();

	platform_device_register(&qnap_ts409_button_device);

	/* Get RTC IRQ and register the chip */
	if (gpio_request(TS409_RTC_GPIO, "rtc") == 0) {
		if (gpio_direction_input(TS409_RTC_GPIO) == 0)
			qnap_ts409_i2c_rtc.irq = gpio_to_irq(TS409_RTC_GPIO);
		else
			gpio_free(TS409_RTC_GPIO);
	}
	if (qnap_ts409_i2c_rtc.irq == 0)
		pr_warning("qnap_ts409_init: failed to get RTC IRQ\n");
	i2c_register_board_info(0, &qnap_ts409_i2c_rtc, 1);
	platform_device_register(&ts409_leds);

	/* register tsx09 specific power-off method */
	pm_power_off = qnap_tsx09_power_off;
}

MACHINE_START(TS409, "QNAP TS-409")
	/* Maintainer:  Sylver Bruneau <sylver.bruneau@gmail.com> */
	.atag_offset	= 0x100,
	.init_machine	= qnap_ts409_init,
	.map_io		= orion5x_map_io,
	.init_early	= orion5x_init_early,
	.init_irq	= orion5x_init_irq,
	.init_time	= orion5x_timer_init,
	.fixup		= tag_fixup_mem32,
	.restart	= orion5x_restart,
MACHINE_END
Commit	Line	Data
47e9cffd SB	1	/*
	2	* QNAP TS-409 Board Setup
	3	*
	4	* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com>
	5	*
4a4e30af MM	6	* Copyright (C) 2008 Sylver Bruneau <sylver.bruneau@gmail.com>
	7	* Copyright (C) 2008 Martin Michlmayr <tbm@cyrius.com>
	8	*
47e9cffd SB	9	* This program is free software; you can redistribute it and/or
	10	* modify it under the terms of the GNU General Public License
	11	* as published by the Free Software Foundation; either version
	12	* 2 of the License, or (at your option) any later version.
	13	*/
2f8163ba	14	#include <linux/gpio.h>
47e9cffd SB	15	#include <linux/kernel.h>
	16	#include <linux/init.h>
	17	#include <linux/platform_device.h>
	18	#include <linux/pci.h>
	19	#include <linux/irq.h>
	20	#include <linux/mtd/physmap.h>
	21	#include <linux/mv643xx_eth.h>
4a4e30af	22	#include <linux/leds.h>
47e9cffd SB	23	#include <linux/gpio_keys.h>
	24	#include <linux/input.h>
	25	#include <linux/i2c.h>
	26	#include <linux/serial_reg.h>
	27	#include <asm/mach-types.h>
47e9cffd SB	28	#include <asm/mach/arch.h>
47e9cffd SB	29	#include <asm/mach/pci.h>
a09e64fb	30	#include <mach/orion5x.h>
47e9cffd SB	31	#include "common.h"
47e9cffd SB	32	#include "mpp.h"
530c854a	33	#include "tsx09-common.h"
47e9cffd SB	34
	35	/*****************************************************************************
	36	* QNAP TS-409 Info
	37	****************************************************************************/
	38
	39	/*
	40	* QNAP TS-409 hardware :
	41	* - Marvell 88F5281-D0
	42	* - Marvell 88SX7042 SATA controller (PCIe)
	43	* - Marvell 88E1118 Gigabit Ethernet PHY
	44	* - RTC S35390A (@0x30) on I2C bus
	45	* - 8MB NOR flash
	46	* - 256MB of DDR-2 RAM
	47	*/
	48
	49	/*
	50	* 8MB NOR flash Device bus boot chip select
	51	*/
	52
	53	#define QNAP_TS409_NOR_BOOT_BASE 0xff800000
	54	#define QNAP_TS409_NOR_BOOT_SIZE SZ_8M
	55
	56	/****************************************************************************
	57	* 8MiB NOR flash. The struct mtd_partition is not in the same order as the
25985edc	58	* partitions on the device because we want to keep compatibility with
47e9cffd SB	59	* existing QNAP firmware.
	60	*
	61	* Layout as used by QNAP:
	62	* [2] 0x00000000-0x00200000 : "Kernel"
	63	* [3] 0x00200000-0x00600000 : "RootFS1"
	64	* [4] 0x00600000-0x00700000 : "RootFS2"
	65	* [6] 0x00700000-0x00760000 : "NAS Config" (read-only)
	66	* [5] 0x00760000-0x00780000 : "U-Boot Config"
	67	* [1] 0x00780000-0x00800000 : "U-Boot" (read-only)
	68	***************************************************************************/
	69	static struct mtd_partition qnap_ts409_partitions[] = {
	70	{
	71	.name = "U-Boot",
	72	.size = 0x00080000,
	73	.offset = 0x00780000,
	74	.mask_flags = MTD_WRITEABLE,
	75	}, {
	76	.name = "Kernel",
	77	.size = 0x00200000,
	78	.offset = 0,
	79	}, {
	80	.name = "RootFS1",
	81	.size = 0x00400000,
	82	.offset = 0x00200000,
	83	}, {
	84	.name = "RootFS2",
	85	.size = 0x00100000,
	86	.offset = 0x00600000,
	87	}, {
	88	.name = "U-Boot Config",
	89	.size = 0x00020000,
	90	.offset = 0x00760000,
	91	}, {
	92	.name = "NAS Config",
	93	.size = 0x00060000,
	94	.offset = 0x00700000,
	95	.mask_flags = MTD_WRITEABLE,
	96	},
	97	};
	98
	99	static struct physmap_flash_data qnap_ts409_nor_flash_data = {
	100	.width = 1,
	101	.parts = qnap_ts409_partitions,
	102	.nr_parts = ARRAY_SIZE(qnap_ts409_partitions)
	103	};
	104
	105	static struct resource qnap_ts409_nor_flash_resource = {
	106	.flags = IORESOURCE_MEM,
	107	.start = QNAP_TS409_NOR_BOOT_BASE,
	108	.end = QNAP_TS409_NOR_BOOT_BASE + QNAP_TS409_NOR_BOOT_SIZE - 1,
	109	};
	110
	111	static struct platform_device qnap_ts409_nor_flash = {
	112	.name = "physmap-flash",
	113	.id = 0,
	114	.dev = { .platform_data = &qnap_ts409_nor_flash_data, },
	115	.num_resources = 1,
	116	.resource = &qnap_ts409_nor_flash_resource,
	117	};
	118
	119	/*****************************************************************************
	120	* PCI
	121	****************************************************************************/
	122
d5341942 RB	123	static int __init qnap_ts409_pci_map_irq(const struct pci_dev *dev, u8 slot,
d5341942 RB	124	u8 pin)
47e9cffd SB	125	{
	126	int irq;
	127
	128	/*
	129	* Check for devices with hard-wired IRQs.
	130	*/
	131	irq = orion5x_pci_map_irq(dev, slot, pin);
	132	if (irq != -1)
	133	return irq;
	134
	135	/*
	136	* PCI isn't used on the TS-409
	137	*/
	138	return -1;
	139	}
	140
	141	static struct hw_pci qnap_ts409_pci __initdata = {
	142	.nr_controllers = 2,
47e9cffd SB	143	.setup = orion5x_pci_sys_setup,
	144	.scan = orion5x_pci_sys_scan_bus,
	145	.map_irq = qnap_ts409_pci_map_irq,
	146	};
	147
	148	static int __init qnap_ts409_pci_init(void)
	149	{
	150	if (machine_is_ts409())
	151	pci_common_init(&qnap_ts409_pci);
	152
	153	return 0;
	154	}
	155
	156	subsys_initcall(qnap_ts409_pci_init);
	157
47e9cffd SB	158	/*****************************************************************************
	159	* RTC S35390A on I2C bus
	160	****************************************************************************/
	161
	162	#define TS409_RTC_GPIO 10
	163
	164	static struct i2c_board_info __initdata qnap_ts409_i2c_rtc = {
	165	I2C_BOARD_INFO("s35390a", 0x30),
	166	};
	167
4a4e30af MM	168	/*****************************************************************************
	169	* LEDs attached to GPIO
	170	****************************************************************************/
	171
	172	static struct gpio_led ts409_led_pins[] = {
	173	{
	174	.name = "ts409:red:sata1",
	175	.gpio = 4,
	176	.active_low = 1,
	177	}, {
	178	.name = "ts409:red:sata2",
	179	.gpio = 5,
	180	.active_low = 1,
	181	}, {
	182	.name = "ts409:red:sata3",
	183	.gpio = 6,
	184	.active_low = 1,
	185	}, {
	186	.name = "ts409:red:sata4",
	187	.gpio = 7,
	188	.active_low = 1,
	189	},
	190	};
	191
	192	static struct gpio_led_platform_data ts409_led_data = {
	193	.leds = ts409_led_pins,
	194	.num_leds = ARRAY_SIZE(ts409_led_pins),
	195	};
	196
	197	static struct platform_device ts409_leds = {
	198	.name = "leds-gpio",
	199	.id = -1,
	200	.dev = {
	201	.platform_data = &ts409_led_data,
	202	},
	203	};
	204
47e9cffd SB	205	/****************************************************************************
	206	* GPIO Attached Keys
	207	* Power button is attached to the PIC microcontroller
	208	****************************************************************************/
	209
5cebbd09	210	#define QNAP_TS409_GPIO_KEY_RESET 14
47e9cffd SB	211	#define QNAP_TS409_GPIO_KEY_MEDIA 15
	212
	213	static struct gpio_keys_button qnap_ts409_buttons[] = {
	214	{
5cebbd09 MM	215	.code = KEY_RESTART,
	216	.gpio = QNAP_TS409_GPIO_KEY_RESET,
	217	.desc = "Reset Button",
	218	.active_low = 1,
	219	}, {
28ca8c80	220	.code = KEY_COPY,
47e9cffd SB	221	.gpio = QNAP_TS409_GPIO_KEY_MEDIA,
	222	.desc = "USB Copy Button",
	223	.active_low = 1,
	224	},
	225	};
	226
	227	static struct gpio_keys_platform_data qnap_ts409_button_data = {
	228	.buttons = qnap_ts409_buttons,
	229	.nbuttons = ARRAY_SIZE(qnap_ts409_buttons),
	230	};
	231
	232	static struct platform_device qnap_ts409_button_device = {
	233	.name = "gpio-keys",
	234	.id = -1,
	235	.num_resources = 0,
	236	.dev = {
	237	.platform_data = &qnap_ts409_button_data,
	238	},
	239	};
	240
	241	/*****************************************************************************
	242	* General Setup
	243	****************************************************************************/
554cdaef AL	244	static unsigned int ts409_mpp_modes[] __initdata = {
	245	MPP0_UNUSED,
	246	MPP1_UNUSED,
	247	MPP2_UNUSED,
	248	MPP3_UNUSED,
	249	MPP4_GPIO, /* HDD 1 status */
	250	MPP5_GPIO, /* HDD 2 status */
	251	MPP6_GPIO, /* HDD 3 status */
	252	MPP7_GPIO, /* HDD 4 status */
	253	MPP8_UNUSED,
	254	MPP9_UNUSED,
	255	MPP10_GPIO, /* RTC int */
	256	MPP11_UNUSED,
	257	MPP12_UNUSED,
	258	MPP13_UNUSED,
	259	MPP14_GPIO, /* SW_RST */
	260	MPP15_GPIO, /* USB copy button */
	261	MPP16_UART, /* UART1 RXD */
	262	MPP17_UART, /* UART1 TXD */
	263	MPP18_UNUSED,
	264	MPP19_UNUSED,
	265	0,
47e9cffd SB	266	};
47e9cffd SB	267
47e9cffd SB	268	static void __init qnap_ts409_init(void)
	269	{
	270	/*
	271	* Setup basic Orion functions. Need to be called early.
	272	*/
	273	orion5x_init();
	274
	275	orion5x_mpp_conf(ts409_mpp_modes);
	276
	277	/*
	278	* Configure peripherals.
	279	*/
4ca2c040 TP	280	mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
	281	ORION_MBUS_DEVBUS_BOOT_ATTR,
	282	QNAP_TS409_NOR_BOOT_BASE,
	283	QNAP_TS409_NOR_BOOT_SIZE);
35228e84 MM	284	platform_device_register(&qnap_ts409_nor_flash);
35228e84 MM	285
47e9cffd	286	orion5x_ehci0_init();
530c854a SB	287	qnap_tsx09_find_mac_addr(QNAP_TS409_NOR_BOOT_BASE +
	288	qnap_ts409_partitions[5].offset,
	289	qnap_ts409_partitions[5].size);
	290	orion5x_eth_init(&qnap_tsx09_eth_data);
47e9cffd SB	291	orion5x_i2c_init();
47e9cffd SB	292	orion5x_uart0_init();
e45772b2	293	orion5x_uart1_init();
47e9cffd	294
47e9cffd SB	295	platform_device_register(&qnap_ts409_button_device);
	296
	297	/* Get RTC IRQ and register the chip */
	298	if (gpio_request(TS409_RTC_GPIO, "rtc") == 0) {
	299	if (gpio_direction_input(TS409_RTC_GPIO) == 0)
	300	qnap_ts409_i2c_rtc.irq = gpio_to_irq(TS409_RTC_GPIO);
	301	else
	302	gpio_free(TS409_RTC_GPIO);
	303	}
	304	if (qnap_ts409_i2c_rtc.irq == 0)
	305	pr_warning("qnap_ts409_init: failed to get RTC IRQ\n");
	306	i2c_register_board_info(0, &qnap_ts409_i2c_rtc, 1);
4a4e30af	307	platform_device_register(&ts409_leds);
47e9cffd	308
530c854a SB	309	/* register tsx09 specific power-off method */
530c854a SB	310	pm_power_off = qnap_tsx09_power_off;
47e9cffd SB	311	}
	312
	313	MACHINE_START(TS409, "QNAP TS-409")
	314	/* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> */
65aa1b1e	315	.atag_offset = 0x100,
47e9cffd SB	316	.init_machine = qnap_ts409_init,
47e9cffd SB	317	.map_io = orion5x_map_io,
4ee1f6b5	318	.init_early = orion5x_init_early,
47e9cffd	319	.init_irq = orion5x_init_irq,
6bb27d73	320	.init_time = orion5x_timer_init,
47e9cffd	321	.fixup = tag_fixup_mem32,
764cbcc2	322	.restart = orion5x_restart,
47e9cffd	323	MACHINE_END