[thirdparty/kernel/stable.git] / arch / mips / jz4740 / board-qi_lb60.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * linux/arch/mips/jz4740/board-qi_lb60.c
 *
 * QI_LB60 board support
 *
 * Copyright (c) 2009 Qi Hardware inc.,
 * Author: Xiangfu Liu <xiangfu@qi-hardware.com>
 * Copyright 2010, Lars-Peter Clausen <lars@metafoo.de>
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/gpio.h>
#include <linux/gpio/machine.h>

#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/input/matrix_keypad.h>
#include <linux/spi/spi.h>
#include <linux/spi/spi_gpio.h>
#include <linux/pinctrl/machine.h>
#include <linux/pinctrl/pinconf-generic.h>
#include <linux/power_supply.h>
#include <linux/power/jz4740-battery.h>
#include <linux/power/gpio-charger.h>
#include <linux/pwm.h>

#include <linux/platform_data/jz4740/jz4740_nand.h>

#include <asm/mach-jz4740/gpio.h>
#include <asm/mach-jz4740/jz4740_fb.h>
#include <asm/mach-jz4740/jz4740_mmc.h>

#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>

#include <asm/mach-jz4740/platform.h>

#include "clock.h"

/* GPIOs */
#define QI_LB60_GPIO_KEYOUT(x)		(JZ_GPIO_PORTC(10) + (x))
#define QI_LB60_GPIO_KEYIN(x)		(JZ_GPIO_PORTD(18) + (x))
#define QI_LB60_GPIO_KEYIN8		JZ_GPIO_PORTD(26)

/* NAND */

/* Early prototypes of the QI LB60 had only 1GB of NAND.
 * In order to support these devices as well the partition and ecc layout is
 * initialized depending on the NAND size */
static struct mtd_partition qi_lb60_partitions_1gb[] = {
	{
		.name = "NAND BOOT partition",
		.offset = 0 * 0x100000,
		.size = 4 * 0x100000,
	},
	{
		.name = "NAND KERNEL partition",
		.offset = 4 * 0x100000,
		.size = 4 * 0x100000,
	},
	{
		.name = "NAND ROOTFS partition",
		.offset = 8 * 0x100000,
		.size = (504 + 512) * 0x100000,
	},
};

static struct mtd_partition qi_lb60_partitions_2gb[] = {
	{
		.name = "NAND BOOT partition",
		.offset = 0 * 0x100000,
		.size = 4 * 0x100000,
	},
	{
		.name = "NAND KERNEL partition",
		.offset = 4 * 0x100000,
		.size = 4 * 0x100000,
	},
	{
		.name = "NAND ROOTFS partition",
		.offset = 8 * 0x100000,
		.size = (504 + 512 + 1024) * 0x100000,
	},
};

static int qi_lb60_ooblayout_ecc(struct mtd_info *mtd, int section,
				 struct mtd_oob_region *oobregion)
{
	if (section)
		return -ERANGE;

	oobregion->length = 36;
	oobregion->offset = 6;

	if (mtd->oobsize == 128) {
		oobregion->length *= 2;
		oobregion->offset *= 2;
	}

	return 0;
}

static int qi_lb60_ooblayout_free(struct mtd_info *mtd, int section,
				  struct mtd_oob_region *oobregion)
{
	int eccbytes = 36, eccoff = 6;

	if (section > 1)
		return -ERANGE;

	if (mtd->oobsize == 128) {
		eccbytes *= 2;
		eccoff *= 2;
	}

	if (!section) {
		oobregion->offset = 2;
		oobregion->length = eccoff - 2;
	} else {
		oobregion->offset = eccoff + eccbytes;
		oobregion->length = mtd->oobsize - oobregion->offset;
	}

	return 0;
}

static const struct mtd_ooblayout_ops qi_lb60_ooblayout_ops = {
	.ecc = qi_lb60_ooblayout_ecc,
	.free = qi_lb60_ooblayout_free,
};

static void qi_lb60_nand_ident(struct platform_device *pdev,
		struct mtd_info *mtd, struct mtd_partition **partitions,
		int *num_partitions)
{
	struct nand_chip *chip = mtd_to_nand(mtd);

	if (chip->page_shift == 12) {
		*partitions = qi_lb60_partitions_2gb;
		*num_partitions = ARRAY_SIZE(qi_lb60_partitions_2gb);
	} else {
		*partitions = qi_lb60_partitions_1gb;
		*num_partitions = ARRAY_SIZE(qi_lb60_partitions_1gb);
	}

	mtd_set_ooblayout(mtd, &qi_lb60_ooblayout_ops);
}

static struct jz_nand_platform_data qi_lb60_nand_pdata = {
	.ident_callback = qi_lb60_nand_ident,
	.banks = { 1 },
};

static struct gpiod_lookup_table qi_lb60_nand_gpio_table = {
	.dev_id = "jz4740-nand.0",
	.table = {
		GPIO_LOOKUP("GPIOC", 30, "busy", 0),
		{ },
	},
};


/* Keyboard*/

#define KEY_QI_QI	KEY_F13
#define KEY_QI_UPRED	KEY_RIGHTALT
#define KEY_QI_VOLUP	KEY_VOLUMEUP
#define KEY_QI_VOLDOWN	KEY_VOLUMEDOWN
#define KEY_QI_FN	KEY_LEFTCTRL

static const uint32_t qi_lb60_keymap[] = {
	KEY(0, 0, KEY_F1),	/* S2 */
	KEY(0, 1, KEY_F2),	/* S3 */
	KEY(0, 2, KEY_F3),	/* S4 */
	KEY(0, 3, KEY_F4),	/* S5 */
	KEY(0, 4, KEY_F5),	/* S6 */
	KEY(0, 5, KEY_F6),	/* S7 */
	KEY(0, 6, KEY_F7),	/* S8 */

	KEY(1, 0, KEY_Q),	/* S10 */
	KEY(1, 1, KEY_W),	/* S11 */
	KEY(1, 2, KEY_E),	/* S12 */
	KEY(1, 3, KEY_R),	/* S13 */
	KEY(1, 4, KEY_T),	/* S14 */
	KEY(1, 5, KEY_Y),	/* S15 */
	KEY(1, 6, KEY_U),	/* S16 */
	KEY(1, 7, KEY_I),	/* S17 */
	KEY(2, 0, KEY_A),	/* S18 */
	KEY(2, 1, KEY_S),	/* S19 */
	KEY(2, 2, KEY_D),	/* S20 */
	KEY(2, 3, KEY_F),	/* S21 */
	KEY(2, 4, KEY_G),	/* S22 */
	KEY(2, 5, KEY_H),	/* S23 */
	KEY(2, 6, KEY_J),	/* S24 */
	KEY(2, 7, KEY_K),	/* S25 */
	KEY(3, 0, KEY_ESC),	/* S26 */
	KEY(3, 1, KEY_Z),	/* S27 */
	KEY(3, 2, KEY_X),	/* S28 */
	KEY(3, 3, KEY_C),	/* S29 */
	KEY(3, 4, KEY_V),	/* S30 */
	KEY(3, 5, KEY_B),	/* S31 */
	KEY(3, 6, KEY_N),	/* S32 */
	KEY(3, 7, KEY_M),	/* S33 */
	KEY(4, 0, KEY_TAB),	/* S34 */
	KEY(4, 1, KEY_CAPSLOCK),	/* S35 */
	KEY(4, 2, KEY_BACKSLASH),	/* S36 */
	KEY(4, 3, KEY_APOSTROPHE),	/* S37 */
	KEY(4, 4, KEY_COMMA),	/* S38 */
	KEY(4, 5, KEY_DOT),	/* S39 */
	KEY(4, 6, KEY_SLASH),	/* S40 */
	KEY(4, 7, KEY_UP),	/* S41 */
	KEY(5, 0, KEY_O),	/* S42 */
	KEY(5, 1, KEY_L),	/* S43 */
	KEY(5, 2, KEY_EQUAL),	/* S44 */
	KEY(5, 3, KEY_QI_UPRED),	/* S45 */
	KEY(5, 4, KEY_SPACE),	/* S46 */
	KEY(5, 5, KEY_QI_QI),	/* S47 */
	KEY(5, 6, KEY_RIGHTCTRL),	/* S48 */
	KEY(5, 7, KEY_LEFT),	/* S49 */
	KEY(6, 0, KEY_F8),	/* S50 */
	KEY(6, 1, KEY_P),	/* S51 */
	KEY(6, 2, KEY_BACKSPACE),/* S52 */
	KEY(6, 3, KEY_ENTER),	/* S53 */
	KEY(6, 4, KEY_QI_VOLUP),	/* S54 */
	KEY(6, 5, KEY_QI_VOLDOWN),	/* S55 */
	KEY(6, 6, KEY_DOWN),	/* S56 */
	KEY(6, 7, KEY_RIGHT),	/* S57 */

	KEY(7, 0, KEY_LEFTSHIFT),	/* S58 */
	KEY(7, 1, KEY_LEFTALT), /* S59 */
	KEY(7, 2, KEY_QI_FN),	/* S60 */
};

static const struct matrix_keymap_data qi_lb60_keymap_data = {
	.keymap		= qi_lb60_keymap,
	.keymap_size	= ARRAY_SIZE(qi_lb60_keymap),
};

static const unsigned int qi_lb60_keypad_cols[] = {
	QI_LB60_GPIO_KEYOUT(0),
	QI_LB60_GPIO_KEYOUT(1),
	QI_LB60_GPIO_KEYOUT(2),
	QI_LB60_GPIO_KEYOUT(3),
	QI_LB60_GPIO_KEYOUT(4),
	QI_LB60_GPIO_KEYOUT(5),
	QI_LB60_GPIO_KEYOUT(6),
	QI_LB60_GPIO_KEYOUT(7),
};

static const unsigned int qi_lb60_keypad_rows[] = {
	QI_LB60_GPIO_KEYIN(0),
	QI_LB60_GPIO_KEYIN(1),
	QI_LB60_GPIO_KEYIN(2),
	QI_LB60_GPIO_KEYIN(3),
	QI_LB60_GPIO_KEYIN(4),
	QI_LB60_GPIO_KEYIN(5),
	QI_LB60_GPIO_KEYIN(6),
	QI_LB60_GPIO_KEYIN8,
};

static struct matrix_keypad_platform_data qi_lb60_pdata = {
	.keymap_data = &qi_lb60_keymap_data,
	.col_gpios	= qi_lb60_keypad_cols,
	.row_gpios	= qi_lb60_keypad_rows,
	.num_col_gpios	= ARRAY_SIZE(qi_lb60_keypad_cols),
	.num_row_gpios	= ARRAY_SIZE(qi_lb60_keypad_rows),
	.col_scan_delay_us	= 10,
	.debounce_ms		= 10,
	.wakeup			= 1,
	.active_low		= 1,
};

static struct platform_device qi_lb60_keypad = {
	.name		= "matrix-keypad",
	.id		= -1,
	.dev		= {
		.platform_data = &qi_lb60_pdata,
	},
};

/* Display */
static struct fb_videomode qi_lb60_video_modes[] = {
	{
		.name = "320x240",
		.xres = 320,
		.yres = 240,
		.refresh = 30,
		.left_margin = 140,
		.right_margin = 273,
		.upper_margin = 20,
		.lower_margin = 2,
		.hsync_len = 1,
		.vsync_len = 1,
		.sync = 0,
		.vmode = FB_VMODE_NONINTERLACED,
	},
};

static struct jz4740_fb_platform_data qi_lb60_fb_pdata = {
	.width		= 60,
	.height		= 45,
	.num_modes	= ARRAY_SIZE(qi_lb60_video_modes),
	.modes		= qi_lb60_video_modes,
	.bpp		= 24,
	.lcd_type	= JZ_LCD_TYPE_8BIT_SERIAL,
	.pixclk_falling_edge = 1,
};

struct spi_gpio_platform_data qi_lb60_spigpio_platform_data = {
	.num_chipselect = 1,
};

static struct platform_device qi_lb60_spigpio_device = {
	.name = "spi_gpio",
	.id   = 1,
	.dev = {
		.platform_data = &qi_lb60_spigpio_platform_data,
	},
};

static struct gpiod_lookup_table qi_lb60_spigpio_gpio_table = {
	.dev_id         = "spi_gpio",
	.table          = {
		GPIO_LOOKUP("GPIOC", 23,
			    "sck", GPIO_ACTIVE_HIGH),
		GPIO_LOOKUP("GPIOC", 22,
			    "mosi", GPIO_ACTIVE_HIGH),
		GPIO_LOOKUP("GPIOC", 21,
			    "cs", GPIO_ACTIVE_HIGH),
		{ },
	},
};

static struct spi_board_info qi_lb60_spi_board_info[] = {
	{
		.modalias = "ili8960",
		.chip_select = 0,
		.bus_num = 1,
		.max_speed_hz = 30 * 1000,
		.mode = SPI_3WIRE,
	},
};

/* Battery */
static struct jz_battery_platform_data qi_lb60_battery_pdata = {
	.gpio_charge =	JZ_GPIO_PORTC(27),
	.gpio_charge_active_low = 1,
	.info = {
		.name = "battery",
		.technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
		.voltage_max_design = 4200000,
		.voltage_min_design = 3600000,
	},
};

/* GPIO Key: power */
static struct gpio_keys_button qi_lb60_gpio_keys_buttons[] = {
	[0] = {
		.code		= KEY_POWER,
		.gpio		= JZ_GPIO_PORTD(29),
		.active_low	= 1,
		.desc		= "Power",
		.wakeup		= 1,
	},
};

static struct gpio_keys_platform_data qi_lb60_gpio_keys_data = {
	.nbuttons = ARRAY_SIZE(qi_lb60_gpio_keys_buttons),
	.buttons = qi_lb60_gpio_keys_buttons,
};

static struct platform_device qi_lb60_gpio_keys = {
	.name = "gpio-keys",
	.id =	-1,
	.dev = {
		.platform_data = &qi_lb60_gpio_keys_data,
	}
};

static struct jz4740_mmc_platform_data qi_lb60_mmc_pdata = {
	/* Intentionally left blank */
};

static struct gpiod_lookup_table qi_lb60_mmc_gpio_table = {
	.dev_id = "jz4740-mmc.0",
	.table = {
		GPIO_LOOKUP("GPIOD", 0, "cd", GPIO_ACTIVE_HIGH),
		GPIO_LOOKUP("GPIOD", 2, "power", GPIO_ACTIVE_LOW),
		{ },
	},
};

/* beeper */
static struct pwm_lookup qi_lb60_pwm_lookup[] = {
	PWM_LOOKUP("jz4740-pwm", 4, "pwm-beeper", NULL, 0,
		   PWM_POLARITY_NORMAL),
};

static struct platform_device qi_lb60_pwm_beeper = {
	.name = "pwm-beeper",
	.id = -1,
};

/* charger */
static char *qi_lb60_batteries[] = {
	"battery",
};

static struct gpio_charger_platform_data qi_lb60_charger_pdata = {
	.name = "usb",
	.type = POWER_SUPPLY_TYPE_USB,
	.gpio = JZ_GPIO_PORTD(28),
	.gpio_active_low = 1,
	.supplied_to = qi_lb60_batteries,
	.num_supplicants = ARRAY_SIZE(qi_lb60_batteries),
};

static struct platform_device qi_lb60_charger_device = {
	.name = "gpio-charger",
	.dev = {
		.platform_data = &qi_lb60_charger_pdata,
	},
};

/* audio */
static struct platform_device qi_lb60_audio_device = {
	.name = "qi-lb60-audio",
	.id = -1,
};

static struct gpiod_lookup_table qi_lb60_audio_gpio_table = {
	.dev_id = "qi-lb60-audio",
	.table = {
		GPIO_LOOKUP("GPIOB", 29, "snd", 0),
		GPIO_LOOKUP("GPIOD", 4, "amp", 0),
		{ },
	},
};

static struct platform_device *jz_platform_devices[] __initdata = {
	&jz4740_udc_device,
	&jz4740_udc_xceiv_device,
	&jz4740_mmc_device,
	&jz4740_nand_device,
	&qi_lb60_keypad,
	&qi_lb60_spigpio_device,
	&jz4740_framebuffer_device,
	&jz4740_pcm_device,
	&jz4740_i2s_device,
	&jz4740_codec_device,
	&jz4740_adc_device,
	&jz4740_pwm_device,
	&jz4740_dma_device,
	&qi_lb60_gpio_keys,
	&qi_lb60_pwm_beeper,
	&qi_lb60_charger_device,
	&qi_lb60_audio_device,
};

static unsigned long pin_cfg_bias_disable[] = {
	    PIN_CONFIG_BIAS_DISABLE,
};

static struct pinctrl_map pin_map[] __initdata = {
	/* NAND pin configuration */
	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-nand",
			"10010000.pin-controller", "nand-cs1", "nand"),

	/* fbdev pin configuration */
	PIN_MAP_MUX_GROUP("jz4740-fb", PINCTRL_STATE_DEFAULT,
			"10010000.pin-controller", "lcd-8bit", "lcd"),
	PIN_MAP_MUX_GROUP("jz4740-fb", PINCTRL_STATE_SLEEP,
			"10010000.pin-controller", "lcd-no-pins", "lcd"),

	/* MMC pin configuration */
	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-mmc.0",
			"10010000.pin-controller", "mmc-1bit", "mmc"),
	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-mmc.0",
			"10010000.pin-controller", "mmc-4bit", "mmc"),
	PIN_MAP_CONFIGS_PIN_DEFAULT("jz4740-mmc.0",
			"10010000.pin-controller", "PD0", pin_cfg_bias_disable),
	PIN_MAP_CONFIGS_PIN_DEFAULT("jz4740-mmc.0",
			"10010000.pin-controller", "PD2", pin_cfg_bias_disable),

	/* PWM pin configuration */
	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-pwm",
			"10010000.pin-controller", "pwm4", "pwm4"),
};


static int __init qi_lb60_init_platform_devices(void)
{
	jz4740_framebuffer_device.dev.platform_data = &qi_lb60_fb_pdata;
	jz4740_nand_device.dev.platform_data = &qi_lb60_nand_pdata;
	jz4740_adc_device.dev.platform_data = &qi_lb60_battery_pdata;
	jz4740_mmc_device.dev.platform_data = &qi_lb60_mmc_pdata;

	gpiod_add_lookup_table(&qi_lb60_audio_gpio_table);
	gpiod_add_lookup_table(&qi_lb60_nand_gpio_table);
	gpiod_add_lookup_table(&qi_lb60_spigpio_gpio_table);
	gpiod_add_lookup_table(&qi_lb60_mmc_gpio_table);

	spi_register_board_info(qi_lb60_spi_board_info,
				ARRAY_SIZE(qi_lb60_spi_board_info));

	pwm_add_table(qi_lb60_pwm_lookup, ARRAY_SIZE(qi_lb60_pwm_lookup));
	pinctrl_register_mappings(pin_map, ARRAY_SIZE(pin_map));

	return platform_add_devices(jz_platform_devices,
					ARRAY_SIZE(jz_platform_devices));

}

static int __init qi_lb60_board_setup(void)
{
	printk(KERN_INFO "Qi Hardware JZ4740 QI LB60 setup\n");

	if (qi_lb60_init_platform_devices())
		panic("Failed to initialize platform devices");

	return 0;
}
arch_initcall(qi_lb60_board_setup);
Commit	Line	Data
3a63cbb8	1	// SPDX-License-Identifier: GPL-2.0-or-later
e6b78c4f LPC	2	/*
	3	* linux/arch/mips/jz4740/board-qi_lb60.c
	4	*
	5	* QI_LB60 board support
	6	*
	7	* Copyright (c) 2009 Qi Hardware inc.,
	8	* Author: Xiangfu Liu <xiangfu@qi-hardware.com>
fe749aab	9	* Copyright 2010, Lars-Peter Clausen <lars@metafoo.de>
e6b78c4f LPC	10	*/
	11
	12	#include <linux/kernel.h>
	13	#include <linux/init.h>
	14	#include <linux/gpio.h>
0a6d3158	15	#include <linux/gpio/machine.h>
e6b78c4f LPC	16
	17	#include <linux/input.h>
	18	#include <linux/gpio_keys.h>
	19	#include <linux/input/matrix_keypad.h>
	20	#include <linux/spi/spi.h>
	21	#include <linux/spi/spi_gpio.h>
636f8ba6 PC	22	#include <linux/pinctrl/machine.h>
636f8ba6 PC	23	#include <linux/pinctrl/pinconf-generic.h>
e6b78c4f LPC	24	#include <linux/power_supply.h>
e6b78c4f LPC	25	#include <linux/power/jz4740-battery.h>
0b4cf181	26	#include <linux/power/gpio-charger.h>
0503b697	27	#include <linux/pwm.h>
e6b78c4f	28
e65e3a50 BB	29	#include <linux/platform_data/jz4740/jz4740_nand.h>
e65e3a50 BB	30
5b235dc2	31	#include <asm/mach-jz4740/gpio.h>
e6b78c4f LPC	32	#include <asm/mach-jz4740/jz4740_fb.h>
e6b78c4f LPC	33	#include <asm/mach-jz4740/jz4740_mmc.h>
e6b78c4f LPC	34
	35	#include <linux/regulator/fixed.h>
	36	#include <linux/regulator/machine.h>
	37
e6b78c4f LPC	38	#include <asm/mach-jz4740/platform.h>
	39
	40	#include "clock.h"
	41
e6b78c4f	42	/* GPIOs */
e6b78c4f LPC	43	#define QI_LB60_GPIO_KEYOUT(x) (JZ_GPIO_PORTC(10) + (x))
	44	#define QI_LB60_GPIO_KEYIN(x) (JZ_GPIO_PORTD(18) + (x))
	45	#define QI_LB60_GPIO_KEYIN8 JZ_GPIO_PORTD(26)
	46
	47	/* NAND */
e6b78c4f LPC	48
e6b78c4f LPC	49	/* Early prototypes of the QI LB60 had only 1GB of NAND.
25985edc	50	* In order to support these devices as well the partition and ecc layout is
b595076a	51	* initialized depending on the NAND size */
e6b78c4f LPC	52	static struct mtd_partition qi_lb60_partitions_1gb[] = {
	53	{
	54	.name = "NAND BOOT partition",
	55	.offset = 0 * 0x100000,
	56	.size = 4 * 0x100000,
	57	},
	58	{
	59	.name = "NAND KERNEL partition",
	60	.offset = 4 * 0x100000,
	61	.size = 4 * 0x100000,
	62	},
	63	{
	64	.name = "NAND ROOTFS partition",
	65	.offset = 8 * 0x100000,
	66	.size = (504 + 512) * 0x100000,
	67	},
	68	};
	69
e6b78c4f LPC	70	static struct mtd_partition qi_lb60_partitions_2gb[] = {
	71	{
	72	.name = "NAND BOOT partition",
	73	.offset = 0 * 0x100000,
	74	.size = 4 * 0x100000,
	75	},
	76	{
	77	.name = "NAND KERNEL partition",
	78	.offset = 4 * 0x100000,
	79	.size = 4 * 0x100000,
	80	},
	81	{
	82	.name = "NAND ROOTFS partition",
	83	.offset = 8 * 0x100000,
	84	.size = (504 + 512 + 1024) * 0x100000,
	85	},
	86	};
	87
50533187 BB	88	static int qi_lb60_ooblayout_ecc(struct mtd_info *mtd, int section,
	89	struct mtd_oob_region *oobregion)
	90	{
	91	if (section)
	92	return -ERANGE;
	93
	94	oobregion->length = 36;
	95	oobregion->offset = 6;
	96
	97	if (mtd->oobsize == 128) {
	98	oobregion->length *= 2;
	99	oobregion->offset *= 2;
	100	}
	101
	102	return 0;
	103	}
	104
	105	static int qi_lb60_ooblayout_free(struct mtd_info *mtd, int section,
	106	struct mtd_oob_region *oobregion)
	107	{
	108	int eccbytes = 36, eccoff = 6;
	109
	110	if (section > 1)
	111	return -ERANGE;
	112
	113	if (mtd->oobsize == 128) {
	114	eccbytes *= 2;
	115	eccoff *= 2;
	116	}
	117
	118	if (!section) {
	119	oobregion->offset = 2;
	120	oobregion->length = eccoff - 2;
	121	} else {
	122	oobregion->offset = eccoff + eccbytes;
	123	oobregion->length = mtd->oobsize - oobregion->offset;
	124	}
	125
	126	return 0;
	127	}
	128
	129	static const struct mtd_ooblayout_ops qi_lb60_ooblayout_ops = {
	130	.ecc = qi_lb60_ooblayout_ecc,
	131	.free = qi_lb60_ooblayout_free,
	132	};
	133
e6b78c4f	134	static void qi_lb60_nand_ident(struct platform_device *pdev,
50533187	135	struct mtd_info mtd, struct mtd_partition *partitions,
e6b78c4f LPC	136	int *num_partitions)
e6b78c4f LPC	137	{
50533187 BB	138	struct nand_chip *chip = mtd_to_nand(mtd);
50533187 BB	139
e6b78c4f	140	if (chip->page_shift == 12) {
e6b78c4f LPC	141	*partitions = qi_lb60_partitions_2gb;
	142	*num_partitions = ARRAY_SIZE(qi_lb60_partitions_2gb);
	143	} else {
e6b78c4f LPC	144	*partitions = qi_lb60_partitions_1gb;
	145	*num_partitions = ARRAY_SIZE(qi_lb60_partitions_1gb);
	146	}
50533187 BB	147
50533187 BB	148	mtd_set_ooblayout(mtd, &qi_lb60_ooblayout_ops);
e6b78c4f LPC	149	}
	150
	151	static struct jz_nand_platform_data qi_lb60_nand_pdata = {
	152	.ident_callback = qi_lb60_nand_ident,
56635d79	153	.banks = { 1 },
e6b78c4f LPC	154	};
e6b78c4f LPC	155
cd145af9 LPC	156	static struct gpiod_lookup_table qi_lb60_nand_gpio_table = {
	157	.dev_id = "jz4740-nand.0",
	158	.table = {
636f8ba6	159	GPIO_LOOKUP("GPIOC", 30, "busy", 0),
cd145af9 LPC	160	{ },
	161	},
	162	};
	163
	164
e6b78c4f LPC	165	/* Keyboard*/
	166
	167	#define KEY_QI_QI KEY_F13
	168	#define KEY_QI_UPRED KEY_RIGHTALT
	169	#define KEY_QI_VOLUP KEY_VOLUMEUP
	170	#define KEY_QI_VOLDOWN KEY_VOLUMEDOWN
	171	#define KEY_QI_FN KEY_LEFTCTRL
	172
	173	static const uint32_t qi_lb60_keymap[] = {
	174	KEY(0, 0, KEY_F1), /* S2 */
	175	KEY(0, 1, KEY_F2), /* S3 */
	176	KEY(0, 2, KEY_F3), /* S4 */
	177	KEY(0, 3, KEY_F4), /* S5 */
	178	KEY(0, 4, KEY_F5), /* S6 */
	179	KEY(0, 5, KEY_F6), /* S7 */
	180	KEY(0, 6, KEY_F7), /* S8 */
	181
	182	KEY(1, 0, KEY_Q), /* S10 */
	183	KEY(1, 1, KEY_W), /* S11 */
	184	KEY(1, 2, KEY_E), /* S12 */
	185	KEY(1, 3, KEY_R), /* S13 */
	186	KEY(1, 4, KEY_T), /* S14 */
	187	KEY(1, 5, KEY_Y), /* S15 */
	188	KEY(1, 6, KEY_U), /* S16 */
	189	KEY(1, 7, KEY_I), /* S17 */
	190	KEY(2, 0, KEY_A), /* S18 */
	191	KEY(2, 1, KEY_S), /* S19 */
	192	KEY(2, 2, KEY_D), /* S20 */
	193	KEY(2, 3, KEY_F), /* S21 */
	194	KEY(2, 4, KEY_G), /* S22 */
	195	KEY(2, 5, KEY_H), /* S23 */
	196	KEY(2, 6, KEY_J), /* S24 */
	197	KEY(2, 7, KEY_K), /* S25 */
	198	KEY(3, 0, KEY_ESC), /* S26 */
	199	KEY(3, 1, KEY_Z), /* S27 */
	200	KEY(3, 2, KEY_X), /* S28 */
	201	KEY(3, 3, KEY_C), /* S29 */
	202	KEY(3, 4, KEY_V), /* S30 */
	203	KEY(3, 5, KEY_B), /* S31 */
	204	KEY(3, 6, KEY_N), /* S32 */
	205	KEY(3, 7, KEY_M), /* S33 */
	206	KEY(4, 0, KEY_TAB), /* S34 */
	207	KEY(4, 1, KEY_CAPSLOCK), /* S35 */
	208	KEY(4, 2, KEY_BACKSLASH), /* S36 */
	209	KEY(4, 3, KEY_APOSTROPHE), /* S37 */
	210	KEY(4, 4, KEY_COMMA), /* S38 */
	211	KEY(4, 5, KEY_DOT), /* S39 */
	212	KEY(4, 6, KEY_SLASH), /* S40 */
	213	KEY(4, 7, KEY_UP), /* S41 */
	214	KEY(5, 0, KEY_O), /* S42 */
	215	KEY(5, 1, KEY_L), /* S43 */
	216	KEY(5, 2, KEY_EQUAL), /* S44 */
	217	KEY(5, 3, KEY_QI_UPRED), /* S45 */
	218	KEY(5, 4, KEY_SPACE), /* S46 */
	219	KEY(5, 5, KEY_QI_QI), /* S47 */
	220	KEY(5, 6, KEY_RIGHTCTRL), /* S48 */
	221	KEY(5, 7, KEY_LEFT), /* S49 */
	222	KEY(6, 0, KEY_F8), /* S50 */
	223	KEY(6, 1, KEY_P), /* S51 */
	224	KEY(6, 2, KEY_BACKSPACE),/* S52 */
	225	KEY(6, 3, KEY_ENTER), /* S53 */
	226	KEY(6, 4, KEY_QI_VOLUP), /* S54 */
	227	KEY(6, 5, KEY_QI_VOLDOWN), /* S55 */
	228	KEY(6, 6, KEY_DOWN), /* S56 */
229	KEY(6, 7, KEY_RIGHT), /* S57 */
230
231	KEY(7, 0, KEY_LEFTSHIFT), /* S58 */
70342287	232	KEY(7, 1, KEY_LEFTALT), /* S59 */
e6b78c4f LPC	233	KEY(7, 2, KEY_QI_FN), /* S60 */
	234	};
	235
	236	static const struct matrix_keymap_data qi_lb60_keymap_data = {
	237	.keymap = qi_lb60_keymap,
	238	.keymap_size = ARRAY_SIZE(qi_lb60_keymap),
	239	};
	240
	241	static const unsigned int qi_lb60_keypad_cols[] = {
	242	QI_LB60_GPIO_KEYOUT(0),
	243	QI_LB60_GPIO_KEYOUT(1),
	244	QI_LB60_GPIO_KEYOUT(2),
	245	QI_LB60_GPIO_KEYOUT(3),
	246	QI_LB60_GPIO_KEYOUT(4),
	247	QI_LB60_GPIO_KEYOUT(5),
	248	QI_LB60_GPIO_KEYOUT(6),
	249	QI_LB60_GPIO_KEYOUT(7),
	250	};
	251
	252	static const unsigned int qi_lb60_keypad_rows[] = {
	253	QI_LB60_GPIO_KEYIN(0),
	254	QI_LB60_GPIO_KEYIN(1),
	255	QI_LB60_GPIO_KEYIN(2),
	256	QI_LB60_GPIO_KEYIN(3),
	257	QI_LB60_GPIO_KEYIN(4),
	258	QI_LB60_GPIO_KEYIN(5),
fe749aab	259	QI_LB60_GPIO_KEYIN(6),
e6b78c4f LPC	260	QI_LB60_GPIO_KEYIN8,
	261	};
	262
	263	static struct matrix_keypad_platform_data qi_lb60_pdata = {
	264	.keymap_data = &qi_lb60_keymap_data,
	265	.col_gpios = qi_lb60_keypad_cols,
	266	.row_gpios = qi_lb60_keypad_rows,
	267	.num_col_gpios = ARRAY_SIZE(qi_lb60_keypad_cols),
	268	.num_row_gpios = ARRAY_SIZE(qi_lb60_keypad_rows),
	269	.col_scan_delay_us = 10,
	270	.debounce_ms = 10,
	271	.wakeup = 1,
	272	.active_low = 1,
	273	};
	274
	275	static struct platform_device qi_lb60_keypad = {
	276	.name = "matrix-keypad",
	277	.id = -1,
	278	.dev = {
	279	.platform_data = &qi_lb60_pdata,
	280	},
	281	};
	282
	283	/* Display */
	284	static struct fb_videomode qi_lb60_video_modes[] = {
	285	{
	286	.name = "320x240",
	287	.xres = 320,
	288	.yres = 240,
	289	.refresh = 30,
	290	.left_margin = 140,
	291	.right_margin = 273,
	292	.upper_margin = 20,
	293	.lower_margin = 2,
	294	.hsync_len = 1,
	295	.vsync_len = 1,
	296	.sync = 0,
	297	.vmode = FB_VMODE_NONINTERLACED,
	298	},
	299	};
	300
	301	static struct jz4740_fb_platform_data qi_lb60_fb_pdata = {
	302	.width = 60,
	303	.height = 45,
	304	.num_modes = ARRAY_SIZE(qi_lb60_video_modes),
	305	.modes = qi_lb60_video_modes,
	306	.bpp = 24,
	307	.lcd_type = JZ_LCD_TYPE_8BIT_SERIAL,
	308	.pixclk_falling_edge = 1,
	309	};
	310
9b00bc7b	311	struct spi_gpio_platform_data qi_lb60_spigpio_platform_data = {
e6b78c4f LPC	312	.num_chipselect = 1,
	313	};
	314
9b00bc7b	315	static struct platform_device qi_lb60_spigpio_device = {
e6b78c4f LPC	316	.name = "spi_gpio",
	317	.id = 1,
	318	.dev = {
9b00bc7b LW	319	.platform_data = &qi_lb60_spigpio_platform_data,
	320	},
	321	};
	322
	323	static struct gpiod_lookup_table qi_lb60_spigpio_gpio_table = {
	324	.dev_id = "spi_gpio",
	325	.table = {
	326	GPIO_LOOKUP("GPIOC", 23,
	327	"sck", GPIO_ACTIVE_HIGH),
	328	GPIO_LOOKUP("GPIOC", 22,
	329	"mosi", GPIO_ACTIVE_HIGH),
	330	GPIO_LOOKUP("GPIOC", 21,
	331	"cs", GPIO_ACTIVE_HIGH),
	332	{ },
e6b78c4f LPC	333	},
	334	};
	335
	336	static struct spi_board_info qi_lb60_spi_board_info[] = {
	337	{
	338	.modalias = "ili8960",
e6b78c4f LPC	339	.chip_select = 0,
	340	.bus_num = 1,
	341	.max_speed_hz = 30 * 1000,
	342	.mode = SPI_3WIRE,
	343	},
	344	};
	345
	346	/* Battery */
	347	static struct jz_battery_platform_data qi_lb60_battery_pdata = {
70342287	348	.gpio_charge = JZ_GPIO_PORTC(27),
e6b78c4f LPC	349	.gpio_charge_active_low = 1,
	350	.info = {
	351	.name = "battery",
	352	.technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
	353	.voltage_max_design = 4200000,
	354	.voltage_min_design = 3600000,
	355	},
	356	};
	357
	358	/* GPIO Key: power */
	359	static struct gpio_keys_button qi_lb60_gpio_keys_buttons[] = {
	360	[0] = {
	361	.code = KEY_POWER,
	362	.gpio = JZ_GPIO_PORTD(29),
	363	.active_low = 1,
	364	.desc = "Power",
	365	.wakeup = 1,
	366	},
	367	};
	368
	369	static struct gpio_keys_platform_data qi_lb60_gpio_keys_data = {
	370	.nbuttons = ARRAY_SIZE(qi_lb60_gpio_keys_buttons),
	371	.buttons = qi_lb60_gpio_keys_buttons,
	372	};
	373
	374	static struct platform_device qi_lb60_gpio_keys = {
70342287	375	.name = "gpio-keys",
e6b78c4f LPC	376	.id = -1,
	377	.dev = {
	378	.platform_data = &qi_lb60_gpio_keys_data,
	379	}
	380	};
	381
	382	static struct jz4740_mmc_platform_data qi_lb60_mmc_pdata = {
0f6f3235	383	/* Intentionally left blank */
e6b78c4f LPC	384	};
e6b78c4f LPC	385
0c901c05 LW	386	static struct gpiod_lookup_table qi_lb60_mmc_gpio_table = {
	387	.dev_id = "jz4740-mmc.0",
	388	.table = {
	389	GPIO_LOOKUP("GPIOD", 0, "cd", GPIO_ACTIVE_HIGH),
0f6f3235	390	GPIO_LOOKUP("GPIOD", 2, "power", GPIO_ACTIVE_LOW),
0c901c05 LW	391	{ },
	392	},
	393	};
	394
46d6ccdb	395	/* beeper */
0503b697 TR	396	static struct pwm_lookup qi_lb60_pwm_lookup[] = {
	397	PWM_LOOKUP("jz4740-pwm", 4, "pwm-beeper", NULL, 0,
	398	PWM_POLARITY_NORMAL),
	399	};
	400
e6b78c4f LPC	401	static struct platform_device qi_lb60_pwm_beeper = {
	402	.name = "pwm-beeper",
	403	.id = -1,
e6b78c4f LPC	404	};
e6b78c4f LPC	405
0b4cf181 LPC	406	/* charger */
	407	static char *qi_lb60_batteries[] = {
	408	"battery",
	409	};
	410
	411	static struct gpio_charger_platform_data qi_lb60_charger_pdata = {
	412	.name = "usb",
	413	.type = POWER_SUPPLY_TYPE_USB,
	414	.gpio = JZ_GPIO_PORTD(28),
	415	.gpio_active_low = 1,
	416	.supplied_to = qi_lb60_batteries,
	417	.num_supplicants = ARRAY_SIZE(qi_lb60_batteries),
	418	};
	419
	420	static struct platform_device qi_lb60_charger_device = {
	421	.name = "gpio-charger",
	422	.dev = {
	423	.platform_data = &qi_lb60_charger_pdata,
	424	},
	425	};
	426
b33005f3 AL	427	/* audio */
	428	static struct platform_device qi_lb60_audio_device = {
	429	.name = "qi-lb60-audio",
	430	.id = -1,
	431	};
0b4cf181	432
218e18a3 LPC	433	static struct gpiod_lookup_table qi_lb60_audio_gpio_table = {
	434	.dev_id = "qi-lb60-audio",
	435	.table = {
636f8ba6 PC	436	GPIO_LOOKUP("GPIOB", 29, "snd", 0),
636f8ba6 PC	437	GPIO_LOOKUP("GPIOD", 4, "amp", 0),
218e18a3 LPC	438	{ },
	439	},
	440	};
	441
e6b78c4f LPC	442	static struct platform_device *jz_platform_devices[] __initdata = {
e6b78c4f LPC	443	&jz4740_udc_device,
c330fd90	444	&jz4740_udc_xceiv_device,
e6b78c4f LPC	445	&jz4740_mmc_device,
	446	&jz4740_nand_device,
	447	&qi_lb60_keypad,
9b00bc7b	448	&qi_lb60_spigpio_device,
e6b78c4f LPC	449	&jz4740_framebuffer_device,
	450	&jz4740_pcm_device,
	451	&jz4740_i2s_device,
	452	&jz4740_codec_device,
e6b78c4f	453	&jz4740_adc_device,
f6b8a570	454	&jz4740_pwm_device,
cdcb90ad	455	&jz4740_dma_device,
e6b78c4f LPC	456	&qi_lb60_gpio_keys,
e6b78c4f LPC	457	&qi_lb60_pwm_beeper,
0b4cf181	458	&qi_lb60_charger_device,
b33005f3	459	&qi_lb60_audio_device,
e6b78c4f LPC	460	};
e6b78c4f LPC	461
636f8ba6 PC	462	static unsigned long pin_cfg_bias_disable[] = {
	463	PIN_CONFIG_BIAS_DISABLE,
	464	};
	465
	466	static struct pinctrl_map pin_map[] __initdata = {
	467	/* NAND pin configuration */
	468	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-nand",
1323c3b7	469	"10010000.pin-controller", "nand-cs1", "nand"),
636f8ba6 PC	470
	471	/* fbdev pin configuration */
	472	PIN_MAP_MUX_GROUP("jz4740-fb", PINCTRL_STATE_DEFAULT,
1323c3b7	473	"10010000.pin-controller", "lcd-8bit", "lcd"),
636f8ba6	474	PIN_MAP_MUX_GROUP("jz4740-fb", PINCTRL_STATE_SLEEP,
1323c3b7	475	"10010000.pin-controller", "lcd-no-pins", "lcd"),
636f8ba6 PC	476
	477	/* MMC pin configuration */
	478	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-mmc.0",
1323c3b7	479	"10010000.pin-controller", "mmc-1bit", "mmc"),
636f8ba6	480	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-mmc.0",
1323c3b7	481	"10010000.pin-controller", "mmc-4bit", "mmc"),
636f8ba6	482	PIN_MAP_CONFIGS_PIN_DEFAULT("jz4740-mmc.0",
1323c3b7	483	"10010000.pin-controller", "PD0", pin_cfg_bias_disable),
636f8ba6	484	PIN_MAP_CONFIGS_PIN_DEFAULT("jz4740-mmc.0",
1323c3b7	485	"10010000.pin-controller", "PD2", pin_cfg_bias_disable),
636f8ba6 PC	486
	487	/* PWM pin configuration */
	488	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-pwm",
1323c3b7	489	"10010000.pin-controller", "pwm4", "pwm4"),
636f8ba6 PC	490	};
636f8ba6 PC	491
e6b78c4f LPC	492
	493	static int __init qi_lb60_init_platform_devices(void)
	494	{
	495	jz4740_framebuffer_device.dev.platform_data = &qi_lb60_fb_pdata;
	496	jz4740_nand_device.dev.platform_data = &qi_lb60_nand_pdata;
	497	jz4740_adc_device.dev.platform_data = &qi_lb60_battery_pdata;
	498	jz4740_mmc_device.dev.platform_data = &qi_lb60_mmc_pdata;
	499
218e18a3	500	gpiod_add_lookup_table(&qi_lb60_audio_gpio_table);
cd145af9	501	gpiod_add_lookup_table(&qi_lb60_nand_gpio_table);
9b00bc7b	502	gpiod_add_lookup_table(&qi_lb60_spigpio_gpio_table);
0c901c05	503	gpiod_add_lookup_table(&qi_lb60_mmc_gpio_table);
218e18a3	504
e6b78c4f LPC	505	spi_register_board_info(qi_lb60_spi_board_info,
	506	ARRAY_SIZE(qi_lb60_spi_board_info));
	507
0503b697	508	pwm_add_table(qi_lb60_pwm_lookup, ARRAY_SIZE(qi_lb60_pwm_lookup));
636f8ba6	509	pinctrl_register_mappings(pin_map, ARRAY_SIZE(pin_map));
0503b697	510
e6b78c4f LPC	511	return platform_add_devices(jz_platform_devices,
	512	ARRAY_SIZE(jz_platform_devices));
	513
	514	}
	515
e6b78c4f LPC	516	static int __init qi_lb60_board_setup(void)
e6b78c4f LPC	517	{
46d6ccdb	518	printk(KERN_INFO "Qi Hardware JZ4740 QI LB60 setup\n");
e6b78c4f	519
e6b78c4f	520	if (qi_lb60_init_platform_devices())
ab75dc02	521	panic("Failed to initialize platform devices");
e6b78c4f LPC	522
	523	return 0;
	524	}
	525	arch_initcall(qi_lb60_board_setup);