[linux-2.6-block.git] / arch / arm / mach-pxa / palm27x.c

/*
 * Common code for Palm LD, T5, TX, Z72
 *
 * Copyright (C) 2010-2011 Marek Vasut <marek.vasut@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 */

#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/irq.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/pda_power.h>
#include <linux/pwm.h>
#include <linux/pwm_backlight.h>
#include <linux/gpio.h>
#include <linux/wm97xx.h>
#include <linux/power_supply.h>
#include <linux/usb/gpio_vbus.h>
#include <linux/regulator/max1586.h>
#include <linux/i2c/pxa-i2c.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include "pxa27x.h"
#include <mach/audio.h>
#include <linux/platform_data/mmc-pxamci.h>
#include <linux/platform_data/video-pxafb.h>
#include <linux/platform_data/irda-pxaficp.h>
#include "udc.h"
#include <linux/platform_data/asoc-palm27x.h>
#include "palm27x.h"

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

/******************************************************************************
 * SD/MMC card controller
 ******************************************************************************/
#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
static struct pxamci_platform_data palm27x_mci_platform_data = {
	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
	.detect_delay_ms	= 200,
};

void __init palm27x_mmc_init(int detect, int ro, int power,
					int power_inverted)
{
	palm27x_mci_platform_data.gpio_card_detect	= detect;
	palm27x_mci_platform_data.gpio_card_ro		= ro;
	palm27x_mci_platform_data.gpio_power		= power;
	palm27x_mci_platform_data.gpio_power_invert	= power_inverted;

	pxa_set_mci_info(&palm27x_mci_platform_data);
}
#endif

/******************************************************************************
 * Power management - standby
 ******************************************************************************/
#if defined(CONFIG_SUSPEND)
void __init palm27x_pm_init(unsigned long str_base)
{
	static const unsigned long resume[] = {
		0xe3a00101,	/* mov	r0,	#0x40000000 */
		0xe380060f,	/* orr	r0, r0, #0x00f00000 */
		0xe590f008,	/* ldr	pc, [r0, #0x08] */
	};

	/*
	 * Copy the bootloader.
	 * NOTE: PalmZ72 uses a different wakeup method!
	 */
	memcpy(phys_to_virt(str_base), resume, sizeof(resume));
}
#endif

/******************************************************************************
 * Framebuffer
 ******************************************************************************/
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
struct pxafb_mode_info palm_320x480_lcd_mode = {
	.pixclock	= 57692,
	.xres		= 320,
	.yres		= 480,
	.bpp		= 16,

	.left_margin	= 32,
	.right_margin	= 1,
	.upper_margin	= 7,
	.lower_margin	= 1,

	.hsync_len	= 4,
	.vsync_len	= 1,
};

struct pxafb_mode_info palm_320x320_lcd_mode = {
	.pixclock	= 115384,
	.xres		= 320,
	.yres		= 320,
	.bpp		= 16,

	.left_margin	= 27,
	.right_margin	= 7,
	.upper_margin	= 7,
	.lower_margin	= 8,

	.hsync_len	= 6,
	.vsync_len	= 1,
};

struct pxafb_mode_info palm_320x320_new_lcd_mode = {
	.pixclock	= 86538,
	.xres		= 320,
	.yres		= 320,
	.bpp		= 16,

	.left_margin	= 20,
	.right_margin	= 8,
	.upper_margin	= 8,
	.lower_margin	= 5,

	.hsync_len	= 4,
	.vsync_len	= 1,
};

static struct pxafb_mach_info palm27x_lcd_screen = {
	.num_modes	= 1,
	.lcd_conn	= LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
};

static int palm27x_lcd_power;
static void palm27x_lcd_ctl(int on, struct fb_var_screeninfo *info)
{
	gpio_set_value(palm27x_lcd_power, on);
}

void __init palm27x_lcd_init(int power, struct pxafb_mode_info *mode)
{
	palm27x_lcd_screen.modes = mode;

	if (gpio_is_valid(power)) {
		if (!gpio_request(power, "LCD power")) {
			pr_err("Palm27x: failed to claim lcd power gpio!\n");
			return;
		}
		if (!gpio_direction_output(power, 1)) {
			pr_err("Palm27x: lcd power configuration failed!\n");
			return;
		}
		palm27x_lcd_power = power;
		palm27x_lcd_screen.pxafb_lcd_power = palm27x_lcd_ctl;
	}

	pxa_set_fb_info(NULL, &palm27x_lcd_screen);
}
#endif

/******************************************************************************
 * USB Gadget
 ******************************************************************************/
#if	defined(CONFIG_USB_PXA27X) || \
	defined(CONFIG_USB_PXA27X_MODULE)
static struct gpio_vbus_mach_info palm27x_udc_info = {
	.gpio_vbus_inverted	= 1,
};

static struct platform_device palm27x_gpio_vbus = {
	.name	= "gpio-vbus",
	.id	= -1,
	.dev	= {
		.platform_data	= &palm27x_udc_info,
	},
};

void __init palm27x_udc_init(int vbus, int pullup, int vbus_inverted)
{
	palm27x_udc_info.gpio_vbus	= vbus;
	palm27x_udc_info.gpio_pullup	= pullup;

	palm27x_udc_info.gpio_vbus_inverted = vbus_inverted;

	if (!gpio_request(pullup, "USB Pullup")) {
		gpio_direction_output(pullup,
			palm27x_udc_info.gpio_vbus_inverted);
		gpio_free(pullup);
	} else
		return;

	platform_device_register(&palm27x_gpio_vbus);
}
#endif

/******************************************************************************
 * IrDA
 ******************************************************************************/
#if defined(CONFIG_IRDA) || defined(CONFIG_IRDA_MODULE)
static struct pxaficp_platform_data palm27x_ficp_platform_data = {
	.transceiver_cap	= IR_SIRMODE | IR_OFF,
};

void __init palm27x_irda_init(int pwdn)
{
	palm27x_ficp_platform_data.gpio_pwdown = pwdn;
	pxa_set_ficp_info(&palm27x_ficp_platform_data);
}
#endif

/******************************************************************************
 * WM97xx audio, battery
 ******************************************************************************/
#if	defined(CONFIG_TOUCHSCREEN_WM97XX) || \
	defined(CONFIG_TOUCHSCREEN_WM97XX_MODULE)
static struct wm97xx_batt_pdata palm27x_batt_pdata = {
	.batt_aux	= WM97XX_AUX_ID3,
	.temp_aux	= WM97XX_AUX_ID2,
	.charge_gpio	= -1,
	.batt_mult	= 1000,
	.batt_div	= 414,
	.temp_mult	= 1,
	.temp_div	= 1,
	.batt_tech	= POWER_SUPPLY_TECHNOLOGY_LIPO,
	.batt_name	= "main-batt",
};

static struct wm97xx_pdata palm27x_wm97xx_pdata = {
	.batt_pdata	= &palm27x_batt_pdata,
};

static pxa2xx_audio_ops_t palm27x_ac97_pdata = {
	.codec_pdata	= { &palm27x_wm97xx_pdata, },
};

static struct palm27x_asoc_info palm27x_asoc_pdata = {
	.jack_gpio	= -1,
};

static struct platform_device palm27x_asoc = {
	.name = "palm27x-asoc",
	.id   = -1,
	.dev  = {
		.platform_data = &palm27x_asoc_pdata,
	},
};

void __init palm27x_ac97_init(int minv, int maxv, int jack, int reset)
{
	palm27x_ac97_pdata.reset_gpio	= reset;
	palm27x_asoc_pdata.jack_gpio	= jack;

	if (minv < 0 || maxv < 0) {
		palm27x_ac97_pdata.codec_pdata[0] = NULL;
		pxa_set_ac97_info(&palm27x_ac97_pdata);
	} else {
		palm27x_batt_pdata.min_voltage	= minv,
		palm27x_batt_pdata.max_voltage	= maxv,

		pxa_set_ac97_info(&palm27x_ac97_pdata);
		platform_device_register(&palm27x_asoc);
	}
}
#endif

/******************************************************************************
 * Backlight
 ******************************************************************************/
#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
static struct pwm_lookup palm27x_pwm_lookup[] = {
	PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.0", NULL, 3500 * 1024,
		   PWM_POLARITY_NORMAL),
};

static int palm_bl_power;
static int palm_lcd_power;

static int palm27x_backlight_init(struct device *dev)
{
	int ret;

	ret = gpio_request(palm_bl_power, "BL POWER");
	if (ret)
		goto err;
	ret = gpio_direction_output(palm_bl_power, 0);
	if (ret)
		goto err2;

	if (gpio_is_valid(palm_lcd_power)) {
		ret = gpio_request(palm_lcd_power, "LCD POWER");
		if (ret)
			goto err2;
		ret = gpio_direction_output(palm_lcd_power, 0);
		if (ret)
			goto err3;
	}

	return 0;
err3:
	gpio_free(palm_lcd_power);
err2:
	gpio_free(palm_bl_power);
err:
	return ret;
}

static int palm27x_backlight_notify(struct device *dev, int brightness)
{
	gpio_set_value(palm_bl_power, brightness);
	if (gpio_is_valid(palm_lcd_power))
		gpio_set_value(palm_lcd_power, brightness);
	return brightness;
}

static void palm27x_backlight_exit(struct device *dev)
{
	gpio_free(palm_bl_power);
	if (gpio_is_valid(palm_lcd_power))
		gpio_free(palm_lcd_power);
}

static struct platform_pwm_backlight_data palm27x_backlight_data = {
	.max_brightness	= 0xfe,
	.dft_brightness	= 0x7e,
	.enable_gpio	= -1,
	.init		= palm27x_backlight_init,
	.notify		= palm27x_backlight_notify,
	.exit		= palm27x_backlight_exit,
};

static struct platform_device palm27x_backlight = {
	.name	= "pwm-backlight",
	.dev	= {
		.parent		= &pxa27x_device_pwm0.dev,
		.platform_data	= &palm27x_backlight_data,
	},
};

void __init palm27x_pwm_init(int bl, int lcd)
{
	palm_bl_power	= bl;
	palm_lcd_power	= lcd;
	pwm_add_table(palm27x_pwm_lookup, ARRAY_SIZE(palm27x_pwm_lookup));
	platform_device_register(&palm27x_backlight);
}
#endif

/******************************************************************************
 * Power supply
 ******************************************************************************/
#if defined(CONFIG_PDA_POWER) || defined(CONFIG_PDA_POWER_MODULE)
static int palm_ac_state;
static int palm_usb_state;

static int palm27x_power_supply_init(struct device *dev)
{
	int ret;

	ret = gpio_request(palm_ac_state, "AC state");
	if (ret)
		goto err1;
	ret = gpio_direction_input(palm_ac_state);
	if (ret)
		goto err2;

	if (gpio_is_valid(palm_usb_state)) {
		ret = gpio_request(palm_usb_state, "USB state");
		if (ret)
			goto err2;
		ret = gpio_direction_input(palm_usb_state);
		if (ret)
			goto err3;
	}

	return 0;
err3:
	gpio_free(palm_usb_state);
err2:
	gpio_free(palm_ac_state);
err1:
	return ret;
}

static void palm27x_power_supply_exit(struct device *dev)
{
	gpio_free(palm_usb_state);
	gpio_free(palm_ac_state);
}

static int palm27x_is_ac_online(void)
{
	return gpio_get_value(palm_ac_state);
}

static int palm27x_is_usb_online(void)
{
	return !gpio_get_value(palm_usb_state);
}
static char *palm27x_supplicants[] = {
	"main-battery",
};

static struct pda_power_pdata palm27x_ps_info = {
	.init			= palm27x_power_supply_init,
	.exit			= palm27x_power_supply_exit,
	.is_ac_online		= palm27x_is_ac_online,
	.is_usb_online		= palm27x_is_usb_online,
	.supplied_to		= palm27x_supplicants,
	.num_supplicants	= ARRAY_SIZE(palm27x_supplicants),
};

static struct platform_device palm27x_power_supply = {
	.name = "pda-power",
	.id   = -1,
	.dev  = {
		.platform_data = &palm27x_ps_info,
	},
};

void __init palm27x_power_init(int ac, int usb)
{
	palm_ac_state	= ac;
	palm_usb_state	= usb;
	platform_device_register(&palm27x_power_supply);
}
#endif

/******************************************************************************
 * Core power regulator
 ******************************************************************************/
#if defined(CONFIG_REGULATOR_MAX1586) || \
    defined(CONFIG_REGULATOR_MAX1586_MODULE)
static struct regulator_consumer_supply palm27x_max1587a_consumers[] = {
	REGULATOR_SUPPLY("vcc_core", NULL),
};

static struct regulator_init_data palm27x_max1587a_v3_info = {
	.constraints = {
		.name		= "vcc_core range",
		.min_uV		= 900000,
		.max_uV		= 1705000,
		.always_on	= 1,
		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
	},
	.consumer_supplies	= palm27x_max1587a_consumers,
	.num_consumer_supplies	= ARRAY_SIZE(palm27x_max1587a_consumers),
};

static struct max1586_subdev_data palm27x_max1587a_subdevs[] = {
	{
		.name		= "vcc_core",
		.id		= MAX1586_V3,
		.platform_data	= &palm27x_max1587a_v3_info,
	}
};

static struct max1586_platform_data palm27x_max1587a_info = {
	.subdevs     = palm27x_max1587a_subdevs,
	.num_subdevs = ARRAY_SIZE(palm27x_max1587a_subdevs),
	.v3_gain     = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */
};

static struct i2c_board_info __initdata palm27x_pi2c_board_info[] = {
	{
		I2C_BOARD_INFO("max1586", 0x14),
		.platform_data	= &palm27x_max1587a_info,
	},
};

static struct i2c_pxa_platform_data palm27x_i2c_power_info = {
	.use_pio	= 1,
};

void __init palm27x_pmic_init(void)
{
	i2c_register_board_info(1, ARRAY_AND_SIZE(palm27x_pi2c_board_info));
	pxa27x_set_i2c_power_info(&palm27x_i2c_power_info);
}
#endif
Commit	Line	Data
95045947 MV	1	/*
	2	* Common code for Palm LD, T5, TX, Z72
	3	*
9ed3fbf1	4	* Copyright (C) 2010-2011 Marek Vasut <marek.vasut@gmail.com>
95045947 MV	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License version 2 as
	8	* published by the Free Software Foundation.
	9	*
	10	*/
	11
	12	#include <linux/platform_device.h>
	13	#include <linux/delay.h>
	14	#include <linux/irq.h>
	15	#include <linux/gpio_keys.h>
	16	#include <linux/input.h>
	17	#include <linux/pda_power.h>
e2d5b780	18	#include <linux/pwm.h>
95045947 MV	19	#include <linux/pwm_backlight.h>
	20	#include <linux/gpio.h>
	21	#include <linux/wm97xx.h>
	22	#include <linux/power_supply.h>
	23	#include <linux/usb/gpio_vbus.h>
	24	#include <linux/regulator/max1586.h>
b459396e	25	#include <linux/i2c/pxa-i2c.h>
95045947 MV	26
	27	#include <asm/mach-types.h>
	28	#include <asm/mach/arch.h>
	29	#include <asm/mach/map.h>
	30
4c25c5d2	31	#include "pxa27x.h"
95045947	32	#include <mach/audio.h>
293b2da1 AB	33	#include <linux/platform_data/mmc-pxamci.h>
	34	#include <linux/platform_data/video-pxafb.h>
	35	#include <linux/platform_data/irda-pxaficp.h>
4c25c5d2	36	#include "udc.h"
293b2da1	37	#include <linux/platform_data/asoc-palm27x.h>
4c25c5d2	38	#include "palm27x.h"
95045947	39
95045947 MV	40	#include "generic.h"
	41	#include "devices.h"
	42
	43	/******************************************************************************
	44	* SD/MMC card controller
	45	******************************************************************************/
	46	#if defined(CONFIG_MMC_PXA) \|\| defined(CONFIG_MMC_PXA_MODULE)
	47	static struct pxamci_platform_data palm27x_mci_platform_data = {
	48	.ocr_mask = MMC_VDD_32_33 \| MMC_VDD_33_34,
	49	.detect_delay_ms = 200,
	50	};
	51
	52	void __init palm27x_mmc_init(int detect, int ro, int power,
	53	int power_inverted)
	54	{
	55	palm27x_mci_platform_data.gpio_card_detect = detect;
	56	palm27x_mci_platform_data.gpio_card_ro = ro;
	57	palm27x_mci_platform_data.gpio_power = power;
	58	palm27x_mci_platform_data.gpio_power_invert = power_inverted;
	59
	60	pxa_set_mci_info(&palm27x_mci_platform_data);
	61	}
	62	#endif
	63
	64	/******************************************************************************
	65	* Power management - standby
	66	******************************************************************************/
	67	#if defined(CONFIG_SUSPEND)
	68	void __init palm27x_pm_init(unsigned long str_base)
	69	{
	70	static const unsigned long resume[] = {
	71	0xe3a00101, /* mov r0, #0x40000000 */
	72	0xe380060f, /* orr r0, r0, #0x00f00000 */
	73	0xe590f008, /* ldr pc, [r0, #0x08] */
	74	};
	75
	76	/*
	77	* Copy the bootloader.
	78	* NOTE: PalmZ72 uses a different wakeup method!
	79	*/
	80	memcpy(phys_to_virt(str_base), resume, sizeof(resume));
	81	}
	82	#endif
	83
	84	/******************************************************************************
	85	* Framebuffer
	86	******************************************************************************/
	87	#if defined(CONFIG_FB_PXA) \|\| defined(CONFIG_FB_PXA_MODULE)
	88	struct pxafb_mode_info palm_320x480_lcd_mode = {
	89	.pixclock = 57692,
	90	.xres = 320,
	91	.yres = 480,
	92	.bpp = 16,
	93
	94	.left_margin = 32,
	95	.right_margin = 1,
	96	.upper_margin = 7,
	97	.lower_margin = 1,
	98
	99	.hsync_len = 4,
	100	.vsync_len = 1,
	101	};
	102
	103	struct pxafb_mode_info palm_320x320_lcd_mode = {
104	.pixclock = 115384,
105	.xres = 320,
106	.yres = 320,
107	.bpp = 16,
108
109	.left_margin = 27,
110	.right_margin = 7,
111	.upper_margin = 7,
112	.lower_margin = 8,
113
114	.hsync_len = 6,
115	.vsync_len = 1,
116	};
117
118	struct pxafb_mode_info palm_320x320_new_lcd_mode = {
119	.pixclock = 86538,
120	.xres = 320,
121	.yres = 320,
122	.bpp = 16,
123
124	.left_margin = 20,
125	.right_margin = 8,
126	.upper_margin = 8,
127	.lower_margin = 5,
128
129	.hsync_len = 4,
130	.vsync_len = 1,
131	};
132
133	static struct pxafb_mach_info palm27x_lcd_screen = {
134	.num_modes = 1,
135	.lcd_conn = LCD_COLOR_TFT_16BPP \| LCD_PCLK_EDGE_FALL,
136	};
137
138	static int palm27x_lcd_power;
139	static void palm27x_lcd_ctl(int on, struct fb_var_screeninfo *info)
140	{
141	gpio_set_value(palm27x_lcd_power, on);
142	}
143
144	void __init palm27x_lcd_init(int power, struct pxafb_mode_info *mode)
145	{
146	palm27x_lcd_screen.modes = mode;
147
148	if (gpio_is_valid(power)) {
149	if (!gpio_request(power, "LCD power")) {
150	pr_err("Palm27x: failed to claim lcd power gpio!\n");
151	return;
152	}
153	if (!gpio_direction_output(power, 1)) {
154	pr_err("Palm27x: lcd power configuration failed!\n");
155	return;
156	}
157	palm27x_lcd_power = power;
158	palm27x_lcd_screen.pxafb_lcd_power = palm27x_lcd_ctl;
159	}
160
4321e1a1	161	pxa_set_fb_info(NULL, &palm27x_lcd_screen);
95045947 MV	162	}
	163	#endif
	164
	165	/******************************************************************************
	166	* USB Gadget
	167	******************************************************************************/
c0a39151 HZ	168	#if defined(CONFIG_USB_PXA27X) \|\| \
c0a39151 HZ	169	defined(CONFIG_USB_PXA27X_MODULE)
95045947 MV	170	static struct gpio_vbus_mach_info palm27x_udc_info = {
	171	.gpio_vbus_inverted = 1,
	172	};
	173
	174	static struct platform_device palm27x_gpio_vbus = {
	175	.name = "gpio-vbus",
	176	.id = -1,
	177	.dev = {
	178	.platform_data = &palm27x_udc_info,
	179	},
	180	};
	181
	182	void __init palm27x_udc_init(int vbus, int pullup, int vbus_inverted)
	183	{
	184	palm27x_udc_info.gpio_vbus = vbus;
	185	palm27x_udc_info.gpio_pullup = pullup;
	186
	187	palm27x_udc_info.gpio_vbus_inverted = vbus_inverted;
	188
	189	if (!gpio_request(pullup, "USB Pullup")) {
	190	gpio_direction_output(pullup,
	191	palm27x_udc_info.gpio_vbus_inverted);
	192	gpio_free(pullup);
	193	} else
	194	return;
	195
	196	platform_device_register(&palm27x_gpio_vbus);
	197	}
	198	#endif
	199
	200	/******************************************************************************
	201	* IrDA
	202	******************************************************************************/
	203	#if defined(CONFIG_IRDA) \|\| defined(CONFIG_IRDA_MODULE)
	204	static struct pxaficp_platform_data palm27x_ficp_platform_data = {
	205	.transceiver_cap = IR_SIRMODE \| IR_OFF,
	206	};
	207
	208	void __init palm27x_irda_init(int pwdn)
	209	{
	210	palm27x_ficp_platform_data.gpio_pwdown = pwdn;
	211	pxa_set_ficp_info(&palm27x_ficp_platform_data);
	212	}
	213	#endif
	214
	215	/******************************************************************************
	216	* WM97xx audio, battery
	217	******************************************************************************/
	218	#if defined(CONFIG_TOUCHSCREEN_WM97XX) \|\| \
	219	defined(CONFIG_TOUCHSCREEN_WM97XX_MODULE)
	220	static struct wm97xx_batt_pdata palm27x_batt_pdata = {
	221	.batt_aux = WM97XX_AUX_ID3,
	222	.temp_aux = WM97XX_AUX_ID2,
	223	.charge_gpio = -1,
	224	.batt_mult = 1000,
	225	.batt_div = 414,
	226	.temp_mult = 1,
	227	.temp_div = 1,
	228	.batt_tech = POWER_SUPPLY_TECHNOLOGY_LIPO,
	229	.batt_name = "main-batt",
	230	};
	231
	232	static struct wm97xx_pdata palm27x_wm97xx_pdata = {
	233	.batt_pdata = &palm27x_batt_pdata,
234	};
235
236	static pxa2xx_audio_ops_t palm27x_ac97_pdata = {
237	.codec_pdata = { &palm27x_wm97xx_pdata, },
238	};
239
240	static struct palm27x_asoc_info palm27x_asoc_pdata = {
241	.jack_gpio = -1,
242	};
243
244	static struct platform_device palm27x_asoc = {
245	.name = "palm27x-asoc",
246	.id = -1,
247	.dev = {
248	.platform_data = &palm27x_asoc_pdata,
249	},
250	};
251
252	void __init palm27x_ac97_init(int minv, int maxv, int jack, int reset)
253	{
254	palm27x_ac97_pdata.reset_gpio = reset;
255	palm27x_asoc_pdata.jack_gpio = jack;
256
257	if (minv < 0 \|\| maxv < 0) {
258	palm27x_ac97_pdata.codec_pdata[0] = NULL;
259	pxa_set_ac97_info(&palm27x_ac97_pdata);
260	} else {
261	palm27x_batt_pdata.min_voltage = minv,
262	palm27x_batt_pdata.max_voltage = maxv,
263
264	pxa_set_ac97_info(&palm27x_ac97_pdata);
265	platform_device_register(&palm27x_asoc);
266	}
267	}
268	#endif
269
270	/******************************************************************************
271	* Backlight
272	******************************************************************************/
273	#if defined(CONFIG_BACKLIGHT_PWM) \|\| defined(CONFIG_BACKLIGHT_PWM_MODULE)
e2d5b780 TR	274	static struct pwm_lookup palm27x_pwm_lookup[] = {
	275	PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.0", NULL, 3500 * 1024,
	276	PWM_POLARITY_NORMAL),
	277	};
	278
95045947 MV	279	static int palm_bl_power;
	280	static int palm_lcd_power;
	281
	282	static int palm27x_backlight_init(struct device *dev)
	283	{
	284	int ret;
	285
	286	ret = gpio_request(palm_bl_power, "BL POWER");
	287	if (ret)
	288	goto err;
	289	ret = gpio_direction_output(palm_bl_power, 0);
	290	if (ret)
	291	goto err2;
	292
	293	if (gpio_is_valid(palm_lcd_power)) {
	294	ret = gpio_request(palm_lcd_power, "LCD POWER");
	295	if (ret)
	296	goto err2;
	297	ret = gpio_direction_output(palm_lcd_power, 0);
	298	if (ret)
	299	goto err3;
	300	}
	301
	302	return 0;
	303	err3:
	304	gpio_free(palm_lcd_power);
	305	err2:
	306	gpio_free(palm_bl_power);
	307	err:
	308	return ret;
	309	}
	310
	311	static int palm27x_backlight_notify(struct device *dev, int brightness)
	312	{
	313	gpio_set_value(palm_bl_power, brightness);
	314	if (gpio_is_valid(palm_lcd_power))
	315	gpio_set_value(palm_lcd_power, brightness);
	316	return brightness;
	317	}
	318
	319	static void palm27x_backlight_exit(struct device *dev)
	320	{
	321	gpio_free(palm_bl_power);
	322	if (gpio_is_valid(palm_lcd_power))
	323	gpio_free(palm_lcd_power);
	324	}
	325
	326	static struct platform_pwm_backlight_data palm27x_backlight_data = {
95045947 MV	327	.max_brightness = 0xfe,
95045947 MV	328	.dft_brightness = 0x7e,
db01120c	329	.enable_gpio = -1,
95045947 MV	330	.init = palm27x_backlight_init,
	331	.notify = palm27x_backlight_notify,
	332	.exit = palm27x_backlight_exit,
	333	};
	334
	335	static struct platform_device palm27x_backlight = {
	336	.name = "pwm-backlight",
	337	.dev = {
	338	.parent = &pxa27x_device_pwm0.dev,
	339	.platform_data = &palm27x_backlight_data,
	340	},
	341	};
	342
	343	void __init palm27x_pwm_init(int bl, int lcd)
	344	{
	345	palm_bl_power = bl;
	346	palm_lcd_power = lcd;
ca1ef9ce	347	pwm_add_table(palm27x_pwm_lookup, ARRAY_SIZE(palm27x_pwm_lookup));
95045947 MV	348	platform_device_register(&palm27x_backlight);
	349	}
	350	#endif
	351
	352	/******************************************************************************
	353	* Power supply
	354	******************************************************************************/
	355	#if defined(CONFIG_PDA_POWER) \|\| defined(CONFIG_PDA_POWER_MODULE)
	356	static int palm_ac_state;
	357	static int palm_usb_state;
	358
	359	static int palm27x_power_supply_init(struct device *dev)
	360	{
	361	int ret;
	362
	363	ret = gpio_request(palm_ac_state, "AC state");
	364	if (ret)
	365	goto err1;
	366	ret = gpio_direction_input(palm_ac_state);
	367	if (ret)
	368	goto err2;
	369
	370	if (gpio_is_valid(palm_usb_state)) {
	371	ret = gpio_request(palm_usb_state, "USB state");
	372	if (ret)
	373	goto err2;
	374	ret = gpio_direction_input(palm_usb_state);
	375	if (ret)
	376	goto err3;
	377	}
	378
	379	return 0;
	380	err3:
	381	gpio_free(palm_usb_state);
	382	err2:
	383	gpio_free(palm_ac_state);
	384	err1:
	385	return ret;
	386	}
	387
	388	static void palm27x_power_supply_exit(struct device *dev)
	389	{
	390	gpio_free(palm_usb_state);
	391	gpio_free(palm_ac_state);
	392	}
	393
	394	static int palm27x_is_ac_online(void)
	395	{
	396	return gpio_get_value(palm_ac_state);
	397	}
	398
	399	static int palm27x_is_usb_online(void)
	400	{
	401	return !gpio_get_value(palm_usb_state);
	402	}
	403	static char *palm27x_supplicants[] = {
	404	"main-battery",
	405	};
	406
	407	static struct pda_power_pdata palm27x_ps_info = {
	408	.init = palm27x_power_supply_init,
	409	.exit = palm27x_power_supply_exit,
	410	.is_ac_online = palm27x_is_ac_online,
	411	.is_usb_online = palm27x_is_usb_online,
412	.supplied_to = palm27x_supplicants,
413	.num_supplicants = ARRAY_SIZE(palm27x_supplicants),
414	};
415
416	static struct platform_device palm27x_power_supply = {
417	.name = "pda-power",
418	.id = -1,
419	.dev = {
420	.platform_data = &palm27x_ps_info,
421	},
422	};
423
424	void __init palm27x_power_init(int ac, int usb)
425	{
426	palm_ac_state = ac;
427	palm_usb_state = usb;
428	platform_device_register(&palm27x_power_supply);
429	}
430	#endif
431
432	/******************************************************************************
433	* Core power regulator
434	******************************************************************************/
435	#if defined(CONFIG_REGULATOR_MAX1586) \|\| \
436	defined(CONFIG_REGULATOR_MAX1586_MODULE)
437	static struct regulator_consumer_supply palm27x_max1587a_consumers[] = {
0bf189ab	438	REGULATOR_SUPPLY("vcc_core", NULL),
95045947 MV	439	};
	440
	441	static struct regulator_init_data palm27x_max1587a_v3_info = {
	442	.constraints = {
	443	.name = "vcc_core range",
	444	.min_uV = 900000,
	445	.max_uV = 1705000,
	446	.always_on = 1,
	447	.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
	448	},
	449	.consumer_supplies = palm27x_max1587a_consumers,
	450	.num_consumer_supplies = ARRAY_SIZE(palm27x_max1587a_consumers),
	451	};
	452
	453	static struct max1586_subdev_data palm27x_max1587a_subdevs[] = {
	454	{
	455	.name = "vcc_core",
	456	.id = MAX1586_V3,
	457	.platform_data = &palm27x_max1587a_v3_info,
	458	}
	459	};
	460
	461	static struct max1586_platform_data palm27x_max1587a_info = {
	462	.subdevs = palm27x_max1587a_subdevs,
	463	.num_subdevs = ARRAY_SIZE(palm27x_max1587a_subdevs),
	464	.v3_gain = MAX1586_GAIN_R24_3k32, /* 730..1550 mV */
	465	};
	466
	467	static struct i2c_board_info __initdata palm27x_pi2c_board_info[] = {
	468	{
	469	I2C_BOARD_INFO("max1586", 0x14),
	470	.platform_data = &palm27x_max1587a_info,
	471	},
	472	};
	473
cf625368 MV	474	static struct i2c_pxa_platform_data palm27x_i2c_power_info = {
	475	.use_pio = 1,
	476	};
	477
95045947 MV	478	void __init palm27x_pmic_init(void)
	479	{
	480	i2c_register_board_info(1, ARRAY_AND_SIZE(palm27x_pi2c_board_info));
cf625368	481	pxa27x_set_i2c_power_info(&palm27x_i2c_power_info);
95045947 MV	482	}
95045947 MV	483	#endif