[mirror_ubuntu-jammy-kernel.git] / arch / arm / mach-pxa / colibri-pxa320.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 *  arch/arm/mach-pxa/colibri-pxa320.c
 *
 *  Support for Toradex PXA320/310 based Colibri module
 *
 *  Daniel Mack <daniel@caiaq.de>
 *  Matthias Meier <matthias.j.meier@gmx.net>
 */

#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/interrupt.h>
#include <linux/usb/gpio_vbus.h>

#include <asm/mach-types.h>
#include <linux/sizes.h>
#include <asm/mach/arch.h>
#include <asm/mach/irq.h>

#include "pxa320.h"
#include "colibri.h"
#include <linux/platform_data/video-pxafb.h>
#include <linux/platform_data/usb-ohci-pxa27x.h>
#include <mach/audio.h>
#include "pxa27x-udc.h"
#include "udc.h"

#include "generic.h"
#include "devices.h"

#ifdef	CONFIG_MACH_COLIBRI_EVALBOARD
static mfp_cfg_t colibri_pxa320_evalboard_pin_config[] __initdata = {
	/* MMC */
	GPIO22_MMC1_CLK,
	GPIO23_MMC1_CMD,
	GPIO18_MMC1_DAT0,
	GPIO19_MMC1_DAT1,
	GPIO20_MMC1_DAT2,
	GPIO21_MMC1_DAT3,
	GPIO28_GPIO,	/* SD detect */

	/* UART 1 configuration (may be set by bootloader) */
	GPIO99_UART1_CTS,
	GPIO104_UART1_RTS,
	GPIO97_UART1_RXD,
	GPIO98_UART1_TXD,
	GPIO101_UART1_DTR,
	GPIO103_UART1_DSR,
	GPIO100_UART1_DCD,
	GPIO102_UART1_RI,

	/* UART 2 configuration */
	GPIO109_UART2_CTS,
	GPIO112_UART2_RTS,
	GPIO110_UART2_RXD,
	GPIO111_UART2_TXD,

	/* UART 3 configuration */
	GPIO30_UART3_RXD,
	GPIO31_UART3_TXD,

	/* UHC */
	GPIO2_2_USBH_PEN,
	GPIO3_2_USBH_PWR,

	/* I2C */
	GPIO32_I2C_SCL,
	GPIO33_I2C_SDA,

	/* PCMCIA */
	MFP_CFG(GPIO59, AF7),	/* PRST ; AF7 to tristate */
	MFP_CFG(GPIO61, AF7),	/* PCE1 ; AF7 to tristate */
	MFP_CFG(GPIO60, AF7),	/* PCE2 ; AF7 to tristate */
	MFP_CFG(GPIO62, AF7),	/* PCD ; AF7 to tristate */
	MFP_CFG(GPIO56, AF7),	/* PSKTSEL ; AF7 to tristate */
	GPIO27_GPIO,		/* RDnWR ; input/tristate */
	GPIO50_GPIO,		/* PREG ; input/tristate */
	GPIO2_RDY,
	GPIO5_NPIOR,
	GPIO6_NPIOW,
	GPIO7_NPIOS16,
	GPIO8_NPWAIT,
	GPIO29_GPIO,		/* PRDY (READY GPIO) */
	GPIO57_GPIO,		/* PPEN (POWER GPIO) */
	GPIO81_GPIO,		/* PCD (DETECT GPIO) */
	GPIO77_GPIO,		/* PRST (RESET GPIO) */
	GPIO53_GPIO,		/* PBVD1 */
	GPIO79_GPIO,		/* PBVD2 */
	GPIO54_GPIO,		/* POE */
};
#else
static mfp_cfg_t colibri_pxa320_evalboard_pin_config[] __initdata = {};
#endif

#if defined(CONFIG_AX88796)
#define COLIBRI_ETH_IRQ_GPIO	mfp_to_gpio(GPIO36_GPIO)
/*
 * Asix AX88796 Ethernet
 */
static struct ax_plat_data colibri_asix_platdata = {
	.flags		= 0, /* defined later */
	.wordlength	= 2,
};

static struct resource colibri_asix_resource[] = {
	[0] = {
		.start = PXA3xx_CS2_PHYS,
		.end   = PXA3xx_CS2_PHYS + (0x20 * 2) - 1,
		.flags = IORESOURCE_MEM,
	},
	[1] = {
		.start = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO),
		.end   = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO),
		.flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
	}
};

static struct platform_device asix_device = {
	.name		= "ax88796",
	.id		= 0,
	.num_resources 	= ARRAY_SIZE(colibri_asix_resource),
	.resource	= colibri_asix_resource,
	.dev		= {
		.platform_data = &colibri_asix_platdata
	}
};

static mfp_cfg_t colibri_pxa320_eth_pin_config[] __initdata = {
	GPIO3_nCS2,			/* AX88796 chip select */
	GPIO36_GPIO | MFP_PULL_HIGH	/* AX88796 IRQ */
};

static void __init colibri_pxa320_init_eth(void)
{
	colibri_pxa3xx_init_eth(&colibri_asix_platdata);
	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_eth_pin_config));
	platform_device_register(&asix_device);
}
#else
static inline void __init colibri_pxa320_init_eth(void) {}
#endif /* CONFIG_AX88796 */

#if defined(CONFIG_USB_PXA27X)||defined(CONFIG_USB_PXA27X_MODULE)
static struct gpio_vbus_mach_info colibri_pxa320_gpio_vbus_info = {
	.gpio_vbus		= mfp_to_gpio(MFP_PIN_GPIO96),
	.gpio_pullup		= -1,
};

static struct platform_device colibri_pxa320_gpio_vbus = {
	.name	= "gpio-vbus",
	.id	= -1,
	.dev	= {
		.platform_data	= &colibri_pxa320_gpio_vbus_info,
	},
};

static void colibri_pxa320_udc_command(int cmd)
{
	if (cmd == PXA2XX_UDC_CMD_CONNECT)
		UP2OCR = UP2OCR_HXOE | UP2OCR_DPPUE;
	else if (cmd == PXA2XX_UDC_CMD_DISCONNECT)
		UP2OCR = UP2OCR_HXOE;
}

static struct pxa2xx_udc_mach_info colibri_pxa320_udc_info __initdata = {
	.udc_command		= colibri_pxa320_udc_command,
	.gpio_pullup		= -1,
};

static void __init colibri_pxa320_init_udc(void)
{
	pxa_set_udc_info(&colibri_pxa320_udc_info);
	platform_device_register(&colibri_pxa320_gpio_vbus);
}
#else
static inline void colibri_pxa320_init_udc(void) {}
#endif

#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static mfp_cfg_t colibri_pxa320_lcd_pin_config[] __initdata = {
	GPIO6_2_LCD_LDD_0,
	GPIO7_2_LCD_LDD_1,
	GPIO8_2_LCD_LDD_2,
	GPIO9_2_LCD_LDD_3,
	GPIO10_2_LCD_LDD_4,
	GPIO11_2_LCD_LDD_5,
	GPIO12_2_LCD_LDD_6,
	GPIO13_2_LCD_LDD_7,
	GPIO63_LCD_LDD_8,
	GPIO64_LCD_LDD_9,
	GPIO65_LCD_LDD_10,
	GPIO66_LCD_LDD_11,
	GPIO67_LCD_LDD_12,
	GPIO68_LCD_LDD_13,
	GPIO69_LCD_LDD_14,
	GPIO70_LCD_LDD_15,
	GPIO71_LCD_LDD_16,
	GPIO72_LCD_LDD_17,
	GPIO73_LCD_CS_N,
	GPIO74_LCD_VSYNC,
	GPIO14_2_LCD_FCLK,
	GPIO15_2_LCD_LCLK,
	GPIO16_2_LCD_PCLK,
	GPIO17_2_LCD_BIAS,
};

static void __init colibri_pxa320_init_lcd(void)
{
	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_lcd_pin_config));
}
#else
static inline void colibri_pxa320_init_lcd(void) {}
#endif

#if	defined(CONFIG_SND_AC97_CODEC) || \
	defined(CONFIG_SND_AC97_CODEC_MODULE)
static mfp_cfg_t colibri_pxa320_ac97_pin_config[] __initdata = {
	GPIO34_AC97_SYSCLK,
	GPIO35_AC97_SDATA_IN_0,
	GPIO37_AC97_SDATA_OUT,
	GPIO38_AC97_SYNC,
	GPIO39_AC97_BITCLK,
	GPIO40_AC97_nACRESET
};

static inline void __init colibri_pxa320_init_ac97(void)
{
	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_ac97_pin_config));
	pxa_set_ac97_info(NULL);
}
#else
static inline void colibri_pxa320_init_ac97(void) {}
#endif

void __init colibri_pxa320_init(void)
{
	colibri_pxa320_init_eth();
	colibri_pxa3xx_init_nand();
	colibri_pxa320_init_lcd();
	colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO49_GPIO));
	colibri_pxa320_init_ac97();
	colibri_pxa320_init_udc();

	/* Evalboard init */
	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_evalboard_pin_config));
	colibri_evalboard_init();
}

MACHINE_START(COLIBRI320, "Toradex Colibri PXA320")
	.atag_offset	= 0x100,
	.init_machine	= colibri_pxa320_init,
	.map_io		= pxa3xx_map_io,
	.nr_irqs	= PXA_NR_IRQS,
	.init_irq	= pxa3xx_init_irq,
	.handle_irq	= pxa3xx_handle_irq,
	.init_time	= pxa_timer_init,
	.restart	= pxa_restart,
MACHINE_END
Commit	Line	Data
d2912cb1	1	// SPDX-License-Identifier: GPL-2.0-only
bac07ecd DM	2	/*
	3	* arch/arm/mach-pxa/colibri-pxa320.c
	4	*
	5	* Support for Toradex PXA320/310 based Colibri module
	6	*
	7	* Daniel Mack <daniel@caiaq.de>
	8	* Matthias Meier <matthias.j.meier@gmx.net>
bac07ecd DM	9	*/
	10
	11	#include <linux/init.h>
	12	#include <linux/kernel.h>
	13	#include <linux/platform_device.h>
	14	#include <linux/gpio.h>
8a28b10e	15	#include <linux/interrupt.h>
11dd2d9a	16	#include <linux/usb/gpio_vbus.h>
bac07ecd DM	17
bac07ecd DM	18	#include <asm/mach-types.h>
87dfb311	19	#include <linux/sizes.h>
bac07ecd DM	20	#include <asm/mach/arch.h>
	21	#include <asm/mach/irq.h>
	22
4c25c5d2 AB	23	#include "pxa320.h"
4c25c5d2 AB	24	#include "colibri.h"
293b2da1 AB	25	#include <linux/platform_data/video-pxafb.h>
293b2da1 AB	26	#include <linux/platform_data/usb-ohci-pxa27x.h>
15f593cf	27	#include <mach/audio.h>
4c25c5d2 AB	28	#include "pxa27x-udc.h"
4c25c5d2 AB	29	#include "udc.h"
bac07ecd DM	30
	31	#include "generic.h"
	32	#include "devices.h"
	33
a3172e54	34	#ifdef CONFIG_MACH_COLIBRI_EVALBOARD
9b6956f4 MV	35	static mfp_cfg_t colibri_pxa320_evalboard_pin_config[] __initdata = {
	36	/* MMC */
	37	GPIO22_MMC1_CLK,
	38	GPIO23_MMC1_CMD,
	39	GPIO18_MMC1_DAT0,
	40	GPIO19_MMC1_DAT1,
	41	GPIO20_MMC1_DAT2,
	42	GPIO21_MMC1_DAT3,
	43	GPIO28_GPIO, /* SD detect */
	44
	45	/* UART 1 configuration (may be set by bootloader) */
	46	GPIO99_UART1_CTS,
	47	GPIO104_UART1_RTS,
	48	GPIO97_UART1_RXD,
	49	GPIO98_UART1_TXD,
	50	GPIO101_UART1_DTR,
	51	GPIO103_UART1_DSR,
	52	GPIO100_UART1_DCD,
	53	GPIO102_UART1_RI,
	54
	55	/* UART 2 configuration */
	56	GPIO109_UART2_CTS,
	57	GPIO112_UART2_RTS,
	58	GPIO110_UART2_RXD,
	59	GPIO111_UART2_TXD,
	60
	61	/* UART 3 configuration */
	62	GPIO30_UART3_RXD,
	63	GPIO31_UART3_TXD,
	64
	65	/* UHC */
	66	GPIO2_2_USBH_PEN,
	67	GPIO3_2_USBH_PWR,
072e1ae7 MV	68
	69	/* I2C */
	70	GPIO32_I2C_SCL,
	71	GPIO33_I2C_SDA,
fd62999b MV	72
	73	/* PCMCIA */
	74	MFP_CFG(GPIO59, AF7), /* PRST ; AF7 to tristate */
	75	MFP_CFG(GPIO61, AF7), /* PCE1 ; AF7 to tristate */
	76	MFP_CFG(GPIO60, AF7), /* PCE2 ; AF7 to tristate */
	77	MFP_CFG(GPIO62, AF7), /* PCD ; AF7 to tristate */
	78	MFP_CFG(GPIO56, AF7), /* PSKTSEL ; AF7 to tristate */
	79	GPIO27_GPIO, /* RDnWR ; input/tristate */
	80	GPIO50_GPIO, /* PREG ; input/tristate */
	81	GPIO2_RDY,
	82	GPIO5_NPIOR,
	83	GPIO6_NPIOW,
	84	GPIO7_NPIOS16,
	85	GPIO8_NPWAIT,
	86	GPIO29_GPIO, /* PRDY (READY GPIO) */
	87	GPIO57_GPIO, /* PPEN (POWER GPIO) */
	88	GPIO81_GPIO, /* PCD (DETECT GPIO) */
	89	GPIO77_GPIO, /* PRST (RESET GPIO) */
	90	GPIO53_GPIO, /* PBVD1 */
	91	GPIO79_GPIO, /* PBVD2 */
	92	GPIO54_GPIO, /* POE */
9b6956f4 MV	93	};
	94	#else
	95	static mfp_cfg_t colibri_pxa320_evalboard_pin_config[] __initdata = {};
	96	#endif
	97
bac07ecd DM	98	#if defined(CONFIG_AX88796)
bac07ecd DM	99	#define COLIBRI_ETH_IRQ_GPIO mfp_to_gpio(GPIO36_GPIO)
bac07ecd DM	100	/*
	101	* Asix AX88796 Ethernet
	102	*/
	103	static struct ax_plat_data colibri_asix_platdata = {
22a0200b DM	104	.flags = 0, /* defined later */
22a0200b DM	105	.wordlength = 2,
bac07ecd DM	106	};
	107
	108	static struct resource colibri_asix_resource[] = {
	109	[0] = {
	110	.start = PXA3xx_CS2_PHYS,
	111	.end = PXA3xx_CS2_PHYS + (0x20 * 2) - 1,
	112	.flags = IORESOURCE_MEM,
	113	},
	114	[1] = {
4929f5a8 HZ	115	.start = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO),
4929f5a8 HZ	116	.end = PXA_GPIO_TO_IRQ(COLIBRI_ETH_IRQ_GPIO),
8a28b10e	117	.flags = IORESOURCE_IRQ \| IRQF_TRIGGER_FALLING,
bac07ecd DM	118	}
	119	};
	120
	121	static struct platform_device asix_device = {
	122	.name = "ax88796",
	123	.id = 0,
	124	.num_resources = ARRAY_SIZE(colibri_asix_resource),
	125	.resource = colibri_asix_resource,
	126	.dev = {
	127	.platform_data = &colibri_asix_platdata
	128	}
	129	};
	130
	131	static mfp_cfg_t colibri_pxa320_eth_pin_config[] __initdata = {
	132	GPIO3_nCS2, /* AX88796 chip select */
	133	GPIO36_GPIO \| MFP_PULL_HIGH /* AX88796 IRQ */
	134	};
	135
	136	static void __init colibri_pxa320_init_eth(void)
	137	{
22a0200b	138	colibri_pxa3xx_init_eth(&colibri_asix_platdata);
bac07ecd	139	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_eth_pin_config));
bac07ecd DM	140	platform_device_register(&asix_device);
	141	}
	142	#else
	143	static inline void __init colibri_pxa320_init_eth(void) {}
	144	#endif /* CONFIG_AX88796 */
	145
c0a39151	146	#if defined(CONFIG_USB_PXA27X)\|\|defined(CONFIG_USB_PXA27X_MODULE)
11dd2d9a MV	147	static struct gpio_vbus_mach_info colibri_pxa320_gpio_vbus_info = {
	148	.gpio_vbus = mfp_to_gpio(MFP_PIN_GPIO96),
	149	.gpio_pullup = -1,
	150	};
	151
	152	static struct platform_device colibri_pxa320_gpio_vbus = {
	153	.name = "gpio-vbus",
	154	.id = -1,
	155	.dev = {
	156	.platform_data = &colibri_pxa320_gpio_vbus_info,
	157	},
	158	};
	159
	160	static void colibri_pxa320_udc_command(int cmd)
	161	{
	162	if (cmd == PXA2XX_UDC_CMD_CONNECT)
	163	UP2OCR = UP2OCR_HXOE \| UP2OCR_DPPUE;
	164	else if (cmd == PXA2XX_UDC_CMD_DISCONNECT)
	165	UP2OCR = UP2OCR_HXOE;
	166	}
	167
	168	static struct pxa2xx_udc_mach_info colibri_pxa320_udc_info __initdata = {
	169	.udc_command = colibri_pxa320_udc_command,
	170	.gpio_pullup = -1,
	171	};
	172
	173	static void __init colibri_pxa320_init_udc(void)
	174	{
	175	pxa_set_udc_info(&colibri_pxa320_udc_info);
	176	platform_device_register(&colibri_pxa320_gpio_vbus);
	177	}
	178	#else
	179	static inline void colibri_pxa320_init_udc(void) {}
	180	#endif
	181
91fcfb90 DM	182	#if defined(CONFIG_FB_PXA) \|\| defined(CONFIG_FB_PXA_MODULE)
	183	static mfp_cfg_t colibri_pxa320_lcd_pin_config[] __initdata = {
	184	GPIO6_2_LCD_LDD_0,
	185	GPIO7_2_LCD_LDD_1,
	186	GPIO8_2_LCD_LDD_2,
	187	GPIO9_2_LCD_LDD_3,
	188	GPIO10_2_LCD_LDD_4,
	189	GPIO11_2_LCD_LDD_5,
	190	GPIO12_2_LCD_LDD_6,
	191	GPIO13_2_LCD_LDD_7,
	192	GPIO63_LCD_LDD_8,
	193	GPIO64_LCD_LDD_9,
	194	GPIO65_LCD_LDD_10,
	195	GPIO66_LCD_LDD_11,
	196	GPIO67_LCD_LDD_12,
	197	GPIO68_LCD_LDD_13,
	198	GPIO69_LCD_LDD_14,
	199	GPIO70_LCD_LDD_15,
	200	GPIO71_LCD_LDD_16,
	201	GPIO72_LCD_LDD_17,
	202	GPIO73_LCD_CS_N,
	203	GPIO74_LCD_VSYNC,
	204	GPIO14_2_LCD_FCLK,
	205	GPIO15_2_LCD_LCLK,
	206	GPIO16_2_LCD_PCLK,
	207	GPIO17_2_LCD_BIAS,
	208	};
	209
	210	static void __init colibri_pxa320_init_lcd(void)
	211	{
	212	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_lcd_pin_config));
	213	}
	214	#else
	215	static inline void colibri_pxa320_init_lcd(void) {}
	216	#endif
	217
15f593cf MV	218	#if defined(CONFIG_SND_AC97_CODEC) \|\| \
15f593cf MV	219	defined(CONFIG_SND_AC97_CODEC_MODULE)
e2bb5bef DM	220	static mfp_cfg_t colibri_pxa320_ac97_pin_config[] __initdata = {
	221	GPIO34_AC97_SYSCLK,
	222	GPIO35_AC97_SDATA_IN_0,
	223	GPIO37_AC97_SDATA_OUT,
	224	GPIO38_AC97_SYNC,
	225	GPIO39_AC97_BITCLK,
	226	GPIO40_AC97_nACRESET
	227	};
	228
	229	static inline void __init colibri_pxa320_init_ac97(void)
	230	{
	231	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_ac97_pin_config));
	232	pxa_set_ac97_info(NULL);
	233	}
	234	#else
	235	static inline void colibri_pxa320_init_ac97(void) {}
	236	#endif
	237
bac07ecd DM	238	void __init colibri_pxa320_init(void)
	239	{
	240	colibri_pxa320_init_eth();
53740df1	241	colibri_pxa3xx_init_nand();
91fcfb90	242	colibri_pxa320_init_lcd();
c9b78189	243	colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO49_GPIO));
e2bb5bef	244	colibri_pxa320_init_ac97();
11dd2d9a	245	colibri_pxa320_init_udc();
9b6956f4 MV	246
	247	/* Evalboard init */
	248	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_evalboard_pin_config));
a3172e54	249	colibri_evalboard_init();
bac07ecd DM	250	}
	251
	252	MACHINE_START(COLIBRI320, "Toradex Colibri PXA320")
7375aba6	253	.atag_offset = 0x100,
bac07ecd	254	.init_machine = colibri_pxa320_init,
851982c1	255	.map_io = pxa3xx_map_io,
4e611091	256	.nr_irqs = PXA_NR_IRQS,
bac07ecd	257	.init_irq = pxa3xx_init_irq,
8a97ae2f	258	.handle_irq = pxa3xx_handle_irq,
6bb27d73	259	.init_time = pxa_timer_init,
271a74fc	260	.restart = pxa_restart,
bac07ecd DM	261	MACHINE_END
bac07ecd DM	262