[people/ms/u-boot.git] / board / samsung / trats2 / trats2.c

/*
 * Copyright (c) 2013 Samsung Electronics Co., Ltd. All rights reserved.
 * Sanghee Kim <sh0130.kim@samsung.com>
 * Piotr Wilczek <p.wilczek@samsung.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <lcd.h>
#include <asm/io.h>
#include <asm/arch/gpio.h>
#include <asm/arch/mmc.h>
#include <asm/arch/power.h>
#include <asm/arch/clk.h>
#include <asm/arch/clock.h>
#include <asm/arch/mipi_dsim.h>
#include <asm/arch/pinmux.h>
#include <asm/arch/power.h>
#include <power/pmic.h>
#include <power/max77686_pmic.h>
#include <power/battery.h>
#include <power/max77693_pmic.h>
#include <power/max77693_muic.h>
#include <power/max77693_fg.h>
#include <libtizen.h>
#include <errno.h>
#include <usb.h>
#include <usb/s3c_udc.h>
#include <usb_mass_storage.h>

DECLARE_GLOBAL_DATA_PTR;

static struct exynos4x12_gpio_part1 *gpio1;
static struct exynos4x12_gpio_part2 *gpio2;

static unsigned int board_rev = -1;

static inline u32 get_model_rev(void);

static void check_hw_revision(void)
{
	int modelrev = 0;
	int i;

	gpio2 = (struct exynos4x12_gpio_part2 *)samsung_get_base_gpio_part2();

	/*
	 * GPM1[1:0]: MODEL_REV[1:0]
	 * Don't set as pull-none for these N/C pin.
	 * TRM say that it may cause unexcepted state and leakage current.
	 * and pull-none is only for output function.
	 */
	for (i = 0; i < 2; i++)
		s5p_gpio_cfg_pin(&gpio2->m1, i, GPIO_INPUT);

	/* GPM1[5:2]: HW_REV[3:0] */
	for (i = 2; i < 6; i++) {
		s5p_gpio_cfg_pin(&gpio2->m1, i, GPIO_INPUT);
		s5p_gpio_set_pull(&gpio2->m1, i, GPIO_PULL_NONE);
	}

	/* GPM1[1:0]: MODEL_REV[1:0] */
	for (i = 0; i < 2; i++)
		modelrev |= (s5p_gpio_get_value(&gpio2->m1, i) << i);

	/* board_rev[15:8] = model */
	board_rev = modelrev << 8;
}

#ifdef CONFIG_DISPLAY_BOARDINFO
int checkboard(void)
{
	puts("Board:\tTRATS2\n");
	printf("HW Revision:\t0x%04x\n", board_rev);

	return 0;
}
#endif

u32 get_board_rev(void)
{
	return board_rev;
}

static inline u32 get_model_rev(void)
{
	return (board_rev >> 8) & 0xff;
}

static void board_external_gpio_init(void)
{
	gpio2 = (struct exynos4x12_gpio_part2 *)samsung_get_base_gpio_part2();

	/*
	 * some pins which in alive block are connected with external pull-up
	 * but it's default setting is pull-down.
	 * if that pin set as input then that floated
	 */

	s5p_gpio_set_pull(&gpio2->x0, 2, GPIO_PULL_NONE);	/* PS_ALS_INT */
	s5p_gpio_set_pull(&gpio2->x0, 4, GPIO_PULL_NONE);	/* TSP_nINT */
	s5p_gpio_set_pull(&gpio2->x0, 7, GPIO_PULL_NONE);	/* AP_PMIC_IRQ*/
	s5p_gpio_set_pull(&gpio2->x1, 5, GPIO_PULL_NONE);	/* IF_PMIC_IRQ*/
	s5p_gpio_set_pull(&gpio2->x2, 0, GPIO_PULL_NONE);	/* VOL_UP */
	s5p_gpio_set_pull(&gpio2->x2, 1, GPIO_PULL_NONE);	/* VOL_DOWN */
	s5p_gpio_set_pull(&gpio2->x2, 3, GPIO_PULL_NONE);	/* FUEL_ALERT */
	s5p_gpio_set_pull(&gpio2->x2, 4, GPIO_PULL_NONE);	/* ADC_INT */
	s5p_gpio_set_pull(&gpio2->x2, 7, GPIO_PULL_NONE);	/* nPOWER */
	s5p_gpio_set_pull(&gpio2->x3, 0, GPIO_PULL_NONE);	/* WPC_INT */
	s5p_gpio_set_pull(&gpio2->x3, 5, GPIO_PULL_NONE);	/* OK_KEY */
	s5p_gpio_set_pull(&gpio2->x3, 7, GPIO_PULL_NONE);	/* HDMI_HPD */
}

#ifdef CONFIG_SYS_I2C_INIT_BOARD
static void board_init_i2c(void)
{
	int err;

	gpio1 = (struct exynos4x12_gpio_part1 *)samsung_get_base_gpio_part1();
	gpio2 = (struct exynos4x12_gpio_part2 *)samsung_get_base_gpio_part2();

	/* I2C_7 */
	err = exynos_pinmux_config(PERIPH_ID_I2C7, PINMUX_FLAG_NONE);
	if (err) {
		debug("I2C%d not configured\n", (I2C_7));
		return;
	}

	/* I2C_8 */
	s5p_gpio_direction_output(&gpio1->f1, 4, 1);
	s5p_gpio_direction_output(&gpio1->f1, 5, 1);

	/* I2C_9 */
	s5p_gpio_direction_output(&gpio2->m2, 1, 1);
	s5p_gpio_direction_output(&gpio2->m2, 0, 1);
}
#endif

#ifdef CONFIG_SYS_I2C_SOFT
int get_soft_i2c_scl_pin(void)
{
	if (I2C_ADAP_HWNR)
		return exynos4x12_gpio_get(2, m2, 1); /* I2C9 */
	else
		return exynos4x12_gpio_get(1, f1, 4); /* I2C8 */
}

int get_soft_i2c_sda_pin(void)
{
	if (I2C_ADAP_HWNR)
		return exynos4x12_gpio_get(2, m2, 0); /* I2C9 */
	else
		return exynos4x12_gpio_get(1, f1, 5); /* I2C8 */
}
#endif

int board_early_init_f(void)
{
	check_hw_revision();
	board_external_gpio_init();

	gd->flags |= GD_FLG_DISABLE_CONSOLE;

	return 0;
}

static int pmic_init_max77686(void);

int board_init(void)
{
	struct exynos4_power *pwr =
		(struct exynos4_power *)samsung_get_base_power();

	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;

	/* workaround: clear INFORM4..5 */
	writel(0, (unsigned int)&pwr->inform4);
	writel(0, (unsigned int)&pwr->inform5);

	return 0;
}

int power_init_board(void)
{
	int chrg;
	struct power_battery *pb;
	struct pmic *p_chrg, *p_muic, *p_fg, *p_bat;

#ifdef CONFIG_SYS_I2C_INIT_BOARD
	board_init_i2c();
#endif
	pmic_init(I2C_7);		/* I2C adapter 7 - bus name s3c24x0_7 */
	pmic_init_max77686();
	pmic_init_max77693(I2C_10);	/* I2C adapter 10 - bus name soft1 */
	power_muic_init(I2C_10);	/* I2C adapter 10 - bus name soft1 */
	power_fg_init(I2C_9);		/* I2C adapter 9 - bus name soft0 */
	power_bat_init(0);

	p_chrg = pmic_get("MAX77693_PMIC");
	if (!p_chrg) {
		puts("MAX77693_PMIC: Not found\n");
		return -ENODEV;
	}

	p_muic = pmic_get("MAX77693_MUIC");
	if (!p_muic) {
		puts("MAX77693_MUIC: Not found\n");
		return -ENODEV;
	}

	p_fg = pmic_get("MAX77693_FG");
	if (!p_fg) {
		puts("MAX17042_FG: Not found\n");
		return -ENODEV;
	}

	if (p_chrg->chrg->chrg_bat_present(p_chrg) == 0)
		puts("No battery detected\n");

	p_bat = pmic_get("BAT_TRATS2");
	if (!p_bat) {
		puts("BAT_TRATS2: Not found\n");
		return -ENODEV;
	}

	p_fg->parent =  p_bat;
	p_chrg->parent = p_bat;
	p_muic->parent = p_bat;

	p_bat->pbat->battery_init(p_bat, p_fg, p_chrg, p_muic);

	pb = p_bat->pbat;
	chrg = p_muic->chrg->chrg_type(p_muic);
	debug("CHARGER TYPE: %d\n", chrg);

	if (!p_chrg->chrg->chrg_bat_present(p_chrg)) {
		puts("No battery detected\n");
		return -1;
	}

	p_fg->fg->fg_battery_check(p_fg, p_bat);

	if (pb->bat->state == CHARGE && chrg == CHARGER_USB)
		puts("CHARGE Battery !\n");

	return 0;
}

int dram_init(void)
{
	u32 size_mb;

	size_mb = (get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE) +
		get_ram_size((long *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE) +
		get_ram_size((long *)PHYS_SDRAM_3, PHYS_SDRAM_3_SIZE) +
		get_ram_size((long *)PHYS_SDRAM_4, PHYS_SDRAM_4_SIZE)) >> 20;

	gd->ram_size = size_mb << 20;

	return 0;
}

void dram_init_banksize(void)
{
	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
	gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
	gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
	gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
	gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
	gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
}

int board_mmc_init(bd_t *bis)
{
	int err0, err2 = 0;

	gpio2 = (struct exynos4x12_gpio_part2 *)samsung_get_base_gpio_part2();

	/* eMMC_EN: SD_0_CDn: GPK0[2] Output High */
	s5p_gpio_direction_output(&gpio2->k0, 2, 1);
	s5p_gpio_set_pull(&gpio2->k0, 2, GPIO_PULL_NONE);

	/*
	 * eMMC GPIO:
	 * SDR 8-bit@48MHz at MMC0
	 * GPK0[0]      SD_0_CLK(2)
	 * GPK0[1]      SD_0_CMD(2)
	 * GPK0[2]      SD_0_CDn        -> Not used
	 * GPK0[3:6]    SD_0_DATA[0:3](2)
	 * GPK1[3:6]    SD_0_DATA[0:3](3)
	 *
	 * DDR 4-bit@26MHz at MMC4
	 * GPK0[0]      SD_4_CLK(3)
	 * GPK0[1]      SD_4_CMD(3)
	 * GPK0[2]      SD_4_CDn        -> Not used
	 * GPK0[3:6]    SD_4_DATA[0:3](3)
	 * GPK1[3:6]    SD_4_DATA[4:7](4)
	 */

	err0 = exynos_pinmux_config(PERIPH_ID_SDMMC0, PINMUX_FLAG_8BIT_MODE);

	/*
	 * MMC device init
	 * mmc0  : eMMC (8-bit buswidth)
	 * mmc2  : SD card (4-bit buswidth)
	 */
	if (err0)
		debug("SDMMC0 not configured\n");
	else
		err0 = s5p_mmc_init(0, 8);

	/* T-flash detect */
	s5p_gpio_cfg_pin(&gpio2->x3, 4, 0xf);
	s5p_gpio_set_pull(&gpio2->x3, 4, GPIO_PULL_UP);

	/*
	 * Check the T-flash  detect pin
	 * GPX3[4] T-flash detect pin
	 */
	if (!s5p_gpio_get_value(&gpio2->x3, 4)) {
		err2 = exynos_pinmux_config(PERIPH_ID_SDMMC2, PINMUX_FLAG_NONE);
		if (err2)
			debug("SDMMC2 not configured\n");
		else
			err2 = s5p_mmc_init(2, 4);
	}

	return err0 & err2;
}

#ifdef CONFIG_USB_GADGET
static int s5pc210_phy_control(int on)
{
	int ret = 0;
	unsigned int val;
	struct pmic *p, *p_pmic, *p_muic;

	p_pmic = pmic_get("MAX77686_PMIC");
	if (!p_pmic)
		return -ENODEV;

	if (pmic_probe(p_pmic))
		return -1;

	p_muic = pmic_get("MAX77693_MUIC");
	if (!p_muic)
		return -ENODEV;

	if (pmic_probe(p_muic))
		return -1;

	if (on) {
		ret = max77686_set_ldo_mode(p_pmic, 12, OPMODE_ON);
		if (ret)
			return -1;

		p = pmic_get("MAX77693_PMIC");
		if (!p)
			return -ENODEV;

		if (pmic_probe(p))
			return -1;

		/* SAFEOUT */
		ret = pmic_reg_read(p, MAX77693_SAFEOUT, &val);
		if (ret)
			return -1;

		val |= MAX77693_ENSAFEOUT1;
		ret = pmic_reg_write(p, MAX77693_SAFEOUT, val);
		if (ret)
			return -1;

		/* PATH: USB */
		ret = pmic_reg_write(p_muic, MAX77693_MUIC_CONTROL1,
			MAX77693_MUIC_CTRL1_DN1DP2);

	} else {
		ret = max77686_set_ldo_mode(p_pmic, 12, OPMODE_LPM);
		if (ret)
			return -1;

		/* PATH: UART */
		ret = pmic_reg_write(p_muic, MAX77693_MUIC_CONTROL1,
			MAX77693_MUIC_CTRL1_UT1UR2);
	}

	if (ret)
		return -1;

	return 0;
}

struct s3c_plat_otg_data s5pc210_otg_data = {
	.phy_control	= s5pc210_phy_control,
	.regs_phy	= EXYNOS4X12_USBPHY_BASE,
	.regs_otg	= EXYNOS4X12_USBOTG_BASE,
	.usb_phy_ctrl	= EXYNOS4X12_USBPHY_CONTROL,
	.usb_flags	= PHY0_SLEEP,
};

int board_usb_init(int index, enum usb_init_type init)
{
	debug("USB_udc_probe\n");
	return s3c_udc_probe(&s5pc210_otg_data);
}

#ifdef CONFIG_USB_CABLE_CHECK
int usb_cable_connected(void)
{
	struct pmic *muic = pmic_get("MAX77693_MUIC");
	if (!muic)
		return 0;

	return !!muic->chrg->chrg_type(muic);
}
#endif
#endif

static int pmic_init_max77686(void)
{
	struct pmic *p = pmic_get("MAX77686_PMIC");

	if (pmic_probe(p))
		return -1;

	/* BUCK/LDO Output Voltage */
	max77686_set_ldo_voltage(p, 21, 2800000);	/* LDO21 VTF_2.8V */
	max77686_set_ldo_voltage(p, 23, 3300000);	/* LDO23 TSP_AVDD_3.3V*/
	max77686_set_ldo_voltage(p, 24, 1800000);	/* LDO24 TSP_VDD_1.8V */

	/* BUCK/LDO Output Mode */
	max77686_set_buck_mode(p, 1, OPMODE_STANDBY);	/* BUCK1 VMIF_1.1V_AP */
	max77686_set_buck_mode(p, 2, OPMODE_ON);	/* BUCK2 VARM_1.0V_AP */
	max77686_set_buck_mode(p, 3, OPMODE_ON);	/* BUCK3 VINT_1.0V_AP */
	max77686_set_buck_mode(p, 4, OPMODE_ON);	/* BUCK4 VG3D_1.0V_AP */
	max77686_set_buck_mode(p, 5, OPMODE_ON);	/* BUCK5 VMEM_1.2V_AP */
	max77686_set_buck_mode(p, 6, OPMODE_ON);	/* BUCK6 VCC_SUB_1.35V*/
	max77686_set_buck_mode(p, 7, OPMODE_ON);	/* BUCK7 VCC_SUB_2.0V */
	max77686_set_buck_mode(p, 8, OPMODE_OFF);	/* VMEM_VDDF_2.85V */
	max77686_set_buck_mode(p, 9, OPMODE_OFF);	/* CAM_ISP_CORE_1.2V*/

	max77686_set_ldo_mode(p, 1, OPMODE_LPM);	/* LDO1 VALIVE_1.0V_AP*/
	max77686_set_ldo_mode(p, 2, OPMODE_STANDBY);	/* LDO2 VM1M2_1.2V_AP */
	max77686_set_ldo_mode(p, 3, OPMODE_LPM);	/* LDO3 VCC_1.8V_AP */
	max77686_set_ldo_mode(p, 4, OPMODE_LPM);	/* LDO4 VCC_2.8V_AP */
	max77686_set_ldo_mode(p, 5, OPMODE_OFF);	/* LDO5_VCC_1.8V_IO */
	max77686_set_ldo_mode(p, 6, OPMODE_STANDBY);	/* LDO6 VMPLL_1.0V_AP */
	max77686_set_ldo_mode(p, 7, OPMODE_STANDBY);	/* LDO7 VPLL_1.0V_AP */
	max77686_set_ldo_mode(p, 8, OPMODE_LPM);	/* LDO8 VMIPI_1.0V_AP */
	max77686_set_ldo_mode(p, 9, OPMODE_OFF);	/* CAM_ISP_MIPI_1.2*/
	max77686_set_ldo_mode(p, 10, OPMODE_LPM);	/* LDO10 VMIPI_1.8V_AP*/
	max77686_set_ldo_mode(p, 11, OPMODE_STANDBY);	/* LDO11 VABB1_1.8V_AP*/
	max77686_set_ldo_mode(p, 12, OPMODE_LPM);	/* LDO12 VUOTG_3.0V_AP*/
	max77686_set_ldo_mode(p, 13, OPMODE_OFF);	/* LDO13 VC2C_1.8V_AP */
	max77686_set_ldo_mode(p, 14, OPMODE_STANDBY);	/* VABB02_1.8V_AP */
	max77686_set_ldo_mode(p, 15, OPMODE_STANDBY);	/* LDO15 VHSIC_1.0V_AP*/
	max77686_set_ldo_mode(p, 16, OPMODE_STANDBY);	/* LDO16 VHSIC_1.8V_AP*/
	max77686_set_ldo_mode(p, 17, OPMODE_OFF);	/* CAM_SENSOR_CORE_1.2*/
	max77686_set_ldo_mode(p, 18, OPMODE_OFF);	/* CAM_ISP_SEN_IO_1.8V*/
	max77686_set_ldo_mode(p, 19, OPMODE_OFF);	/* LDO19 VT_CAM_1.8V */
	max77686_set_ldo_mode(p, 20, OPMODE_ON);	/* LDO20 VDDQ_PRE_1.8V*/
	max77686_set_ldo_mode(p, 21, OPMODE_OFF);	/* LDO21 VTF_2.8V */
	max77686_set_ldo_mode(p, 22, OPMODE_OFF);	/* LDO22 VMEM_VDD_2.8V*/
	max77686_set_ldo_mode(p, 23, OPMODE_OFF);	/* LDO23 TSP_AVDD_3.3V*/
	max77686_set_ldo_mode(p, 24, OPMODE_OFF);	/* LDO24 TSP_VDD_1.8V */
	max77686_set_ldo_mode(p, 25, OPMODE_OFF);	/* LDO25 VCC_3.3V_LCD */
	max77686_set_ldo_mode(p, 26, OPMODE_OFF);	/*LDO26 VCC_3.0V_MOTOR*/

	return 0;
}

/*
 * LCD
 */

#ifdef CONFIG_LCD
static struct mipi_dsim_config dsim_config = {
	.e_interface		= DSIM_VIDEO,
	.e_virtual_ch		= DSIM_VIRTUAL_CH_0,
	.e_pixel_format		= DSIM_24BPP_888,
	.e_burst_mode		= DSIM_BURST_SYNC_EVENT,
	.e_no_data_lane		= DSIM_DATA_LANE_4,
	.e_byte_clk		= DSIM_PLL_OUT_DIV8,
	.hfp			= 1,

	.p			= 3,
	.m			= 120,
	.s			= 1,

	/* D-PHY PLL stable time spec :min = 200usec ~ max 400usec */
	.pll_stable_time	= 500,

	/* escape clk : 10MHz */
	.esc_clk		= 20 * 1000000,

	/* stop state holding counter after bta change count 0 ~ 0xfff */
	.stop_holding_cnt	= 0x7ff,
	/* bta timeout 0 ~ 0xff */
	.bta_timeout		= 0xff,
	/* lp rx timeout 0 ~ 0xffff */
	.rx_timeout		= 0xffff,
};

static struct exynos_platform_mipi_dsim dsim_platform_data = {
	.lcd_panel_info = NULL,
	.dsim_config = &dsim_config,
};

static struct mipi_dsim_lcd_device mipi_lcd_device = {
	.name	= "s6e8ax0",
	.id	= -1,
	.bus_id	= 0,
	.platform_data	= (void *)&dsim_platform_data,
};

static int mipi_power(void)
{
	struct pmic *p = pmic_get("MAX77686_PMIC");

	/* LDO8 VMIPI_1.0V_AP */
	max77686_set_ldo_mode(p, 8, OPMODE_ON);
	/* LDO10 VMIPI_1.8V_AP */
	max77686_set_ldo_mode(p, 10, OPMODE_ON);

	return 0;
}

void exynos_lcd_power_on(void)
{
	struct pmic *p = pmic_get("MAX77686_PMIC");

	gpio1 = (struct exynos4x12_gpio_part1 *)samsung_get_base_gpio_part1();

	/* LCD_2.2V_EN: GPC0[1] */
	s5p_gpio_set_pull(&gpio1->c0, 1, GPIO_PULL_UP);
	s5p_gpio_direction_output(&gpio1->c0, 1, 1);

	/* LDO25 VCC_3.1V_LCD */
	pmic_probe(p);
	max77686_set_ldo_voltage(p, 25, 3100000);
	max77686_set_ldo_mode(p, 25, OPMODE_LPM);
}

void exynos_reset_lcd(void)
{
	gpio1 = (struct exynos4x12_gpio_part1 *)samsung_get_base_gpio_part1();

	/* reset lcd */
	s5p_gpio_direction_output(&gpio1->f2, 1, 0);
	udelay(10);
	s5p_gpio_set_value(&gpio1->f2, 1, 1);
}

vidinfo_t panel_info = {
	.vl_freq	= 60,
	.vl_col		= 720,
	.vl_row		= 1280,
	.vl_width	= 720,
	.vl_height	= 1280,
	.vl_clkp	= CONFIG_SYS_HIGH,
	.vl_hsp		= CONFIG_SYS_LOW,
	.vl_vsp		= CONFIG_SYS_LOW,
	.vl_dp		= CONFIG_SYS_LOW,
	.vl_bpix	= 5,	/* Bits per pixel, 2^5 = 32 */

	/* s6e8ax0 Panel infomation */
	.vl_hspw	= 5,
	.vl_hbpd	= 10,
	.vl_hfpd	= 10,

	.vl_vspw	= 2,
	.vl_vbpd	= 1,
	.vl_vfpd	= 13,
	.vl_cmd_allow_len = 0xf,
	.mipi_enabled = 1,

	.dual_lcd_enabled = 0,

	.init_delay	= 0,
	.power_on_delay = 25,
	.reset_delay	= 0,
	.interface_mode = FIMD_RGB_INTERFACE,
};

void init_panel_info(vidinfo_t *vid)
{
	vid->logo_on	= 1;
	vid->resolution	= HD_RESOLUTION;
	vid->rgb_mode	= MODE_RGB_P;

	vid->power_on_delay = 30;

	mipi_lcd_device.reverse_panel = 1;

#ifdef CONFIG_TIZEN
	get_tizen_logo_info(vid);
#endif

	strcpy(dsim_platform_data.lcd_panel_name, mipi_lcd_device.name);
	dsim_platform_data.mipi_power = mipi_power;
	dsim_platform_data.phy_enable = set_mipi_phy_ctrl;
	dsim_platform_data.lcd_panel_info = (void *)vid;
	exynos_mipi_dsi_register_lcd_device(&mipi_lcd_device);

	s6e8ax0_init();

	exynos_set_dsim_platform_data(&dsim_platform_data);
}
#endif /* LCD */

#ifdef CONFIG_MISC_INIT_R
int misc_init_r(void)
{
	return 0;
}
#endif
Commit	Line	Data
4d6c9671 PW	1	/*
	2	* Copyright (c) 2013 Samsung Electronics Co., Ltd. All rights reserved.
	3	* Sanghee Kim <sh0130.kim@samsung.com>
	4	* Piotr Wilczek <p.wilczek@samsung.com>
	5	*
	6	* SPDX-License-Identifier: GPL-2.0+
	7	*/
	8
	9	#include <common.h>
	10	#include <lcd.h>
	11	#include <asm/io.h>
	12	#include <asm/arch/gpio.h>
	13	#include <asm/arch/mmc.h>
	14	#include <asm/arch/power.h>
	15	#include <asm/arch/clk.h>
	16	#include <asm/arch/clock.h>
	17	#include <asm/arch/mipi_dsim.h>
	18	#include <asm/arch/pinmux.h>
	19	#include <asm/arch/power.h>
	20	#include <power/pmic.h>
	21	#include <power/max77686_pmic.h>
	22	#include <power/battery.h>
	23	#include <power/max77693_pmic.h>
	24	#include <power/max77693_muic.h>
	25	#include <power/max77693_fg.h>
	26	#include <libtizen.h>
	27	#include <errno.h>
ab8efbb2 PW	28	#include <usb.h>
	29	#include <usb/s3c_udc.h>
	30	#include <usb_mass_storage.h>
4d6c9671 PW	31
	32	DECLARE_GLOBAL_DATA_PTR;
	33
	34	static struct exynos4x12_gpio_part1 *gpio1;
	35	static struct exynos4x12_gpio_part2 *gpio2;
	36
	37	static unsigned int board_rev = -1;
	38
	39	static inline u32 get_model_rev(void);
	40
	41	static void check_hw_revision(void)
	42	{
	43	int modelrev = 0;
	44	int i;
	45
5234b6e0	46	gpio2 = (struct exynos4x12_gpio_part2 *)samsung_get_base_gpio_part2();
4d6c9671 PW	47
	48	/*
	49	* GPM1[1:0]: MODEL_REV[1:0]
	50	* Don't set as pull-none for these N/C pin.
	51	* TRM say that it may cause unexcepted state and leakage current.
	52	* and pull-none is only for output function.
	53	*/
	54	for (i = 0; i < 2; i++)
	55	s5p_gpio_cfg_pin(&gpio2->m1, i, GPIO_INPUT);
	56
	57	/* GPM1[5:2]: HW_REV[3:0] */
	58	for (i = 2; i < 6; i++) {
	59	s5p_gpio_cfg_pin(&gpio2->m1, i, GPIO_INPUT);
	60	s5p_gpio_set_pull(&gpio2->m1, i, GPIO_PULL_NONE);
	61	}
	62
	63	/* GPM1[1:0]: MODEL_REV[1:0] */
	64	for (i = 0; i < 2; i++)
	65	modelrev \|= (s5p_gpio_get_value(&gpio2->m1, i) << i);
	66
	67	/* board_rev[15:8] = model */
	68	board_rev = modelrev << 8;
	69	}
	70
	71	#ifdef CONFIG_DISPLAY_BOARDINFO
	72	int checkboard(void)
	73	{
	74	puts("Board:\tTRATS2\n");
7f39b067 PM	75	printf("HW Revision:\t0x%04x\n", board_rev);
7f39b067 PM	76
4d6c9671 PW	77	return 0;
	78	}
	79	#endif
	80
4d6c9671 PW	81	u32 get_board_rev(void)
	82	{
	83	return board_rev;
	84	}
	85
	86	static inline u32 get_model_rev(void)
	87	{
	88	return (board_rev >> 8) & 0xff;
	89	}
	90
	91	static void board_external_gpio_init(void)
	92	{
5234b6e0	93	gpio2 = (struct exynos4x12_gpio_part2 *)samsung_get_base_gpio_part2();
4d6c9671 PW	94
	95	/*
	96	* some pins which in alive block are connected with external pull-up
	97	* but it's default setting is pull-down.
	98	* if that pin set as input then that floated
	99	*/
	100
	101	s5p_gpio_set_pull(&gpio2->x0, 2, GPIO_PULL_NONE); /* PS_ALS_INT */
	102	s5p_gpio_set_pull(&gpio2->x0, 4, GPIO_PULL_NONE); /* TSP_nINT */
	103	s5p_gpio_set_pull(&gpio2->x0, 7, GPIO_PULL_NONE); /* AP_PMIC_IRQ*/
	104	s5p_gpio_set_pull(&gpio2->x1, 5, GPIO_PULL_NONE); /* IF_PMIC_IRQ*/
	105	s5p_gpio_set_pull(&gpio2->x2, 0, GPIO_PULL_NONE); /* VOL_UP */
	106	s5p_gpio_set_pull(&gpio2->x2, 1, GPIO_PULL_NONE); /* VOL_DOWN */
	107	s5p_gpio_set_pull(&gpio2->x2, 3, GPIO_PULL_NONE); /* FUEL_ALERT */
	108	s5p_gpio_set_pull(&gpio2->x2, 4, GPIO_PULL_NONE); /* ADC_INT */
	109	s5p_gpio_set_pull(&gpio2->x2, 7, GPIO_PULL_NONE); /* nPOWER */
	110	s5p_gpio_set_pull(&gpio2->x3, 0, GPIO_PULL_NONE); /* WPC_INT */
	111	s5p_gpio_set_pull(&gpio2->x3, 5, GPIO_PULL_NONE); /* OK_KEY */
	112	s5p_gpio_set_pull(&gpio2->x3, 7, GPIO_PULL_NONE); /* HDMI_HPD */
	113	}
	114
	115	#ifdef CONFIG_SYS_I2C_INIT_BOARD
	116	static void board_init_i2c(void)
	117	{
2d8f1e27 PW	118	int err;
2d8f1e27 PW	119
5234b6e0 PW	120	gpio1 = (struct exynos4x12_gpio_part1 *)samsung_get_base_gpio_part1();
5234b6e0 PW	121	gpio2 = (struct exynos4x12_gpio_part2 *)samsung_get_base_gpio_part2();
4d6c9671 PW	122
4d6c9671 PW	123	/* I2C_7 */
2d8f1e27 PW	124	err = exynos_pinmux_config(PERIPH_ID_I2C7, PINMUX_FLAG_NONE);
	125	if (err) {
	126	debug("I2C%d not configured\n", (I2C_7));
	127	return;
	128	}
4d6c9671 PW	129
	130	/* I2C_8 */
	131	s5p_gpio_direction_output(&gpio1->f1, 4, 1);
	132	s5p_gpio_direction_output(&gpio1->f1, 5, 1);
	133
	134	/* I2C_9 */
	135	s5p_gpio_direction_output(&gpio2->m2, 1, 1);
	136	s5p_gpio_direction_output(&gpio2->m2, 0, 1);
	137	}
	138	#endif
	139
2d8f1e27 PW	140	#ifdef CONFIG_SYS_I2C_SOFT
	141	int get_soft_i2c_scl_pin(void)
	142	{
	143	if (I2C_ADAP_HWNR)
8475c869	144	return exynos4x12_gpio_get(2, m2, 1); /* I2C9 */
2d8f1e27	145	else
8475c869	146	return exynos4x12_gpio_get(1, f1, 4); /* I2C8 */
2d8f1e27 PW	147	}
	148
	149	int get_soft_i2c_sda_pin(void)
	150	{
	151	if (I2C_ADAP_HWNR)
8475c869	152	return exynos4x12_gpio_get(2, m2, 0); /* I2C9 */
2d8f1e27	153	else
8475c869	154	return exynos4x12_gpio_get(1, f1, 5); /* I2C8 */
2d8f1e27 PW	155	}
	156	#endif
	157
4d6c9671 PW	158	int board_early_init_f(void)
	159	{
	160	check_hw_revision();
	161	board_external_gpio_init();
	162
	163	gd->flags \|= GD_FLG_DISABLE_CONSOLE;
	164
	165	return 0;
	166	}
	167
	168	static int pmic_init_max77686(void);
	169
	170	int board_init(void)
	171	{
	172	struct exynos4_power *pwr =
5234b6e0	173	(struct exynos4_power *)samsung_get_base_power();
4d6c9671 PW	174
	175	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
	176
	177	/* workaround: clear INFORM4..5 */
	178	writel(0, (unsigned int)&pwr->inform4);
	179	writel(0, (unsigned int)&pwr->inform5);
	180
	181	return 0;
	182	}
	183
	184	int power_init_board(void)
	185	{
	186	int chrg;
	187	struct power_battery *pb;
	188	struct pmic p_chrg, p_muic, p_fg, p_bat;
	189
	190	#ifdef CONFIG_SYS_I2C_INIT_BOARD
	191	board_init_i2c();
	192	#endif
2d8f1e27	193	pmic_init(I2C_7); /* I2C adapter 7 - bus name s3c24x0_7 */
4d6c9671	194	pmic_init_max77686();
ef23b996 PW	195	pmic_init_max77693(I2C_10); /* I2C adapter 10 - bus name soft1 */
	196	power_muic_init(I2C_10); /* I2C adapter 10 - bus name soft1 */
	197	power_fg_init(I2C_9); /* I2C adapter 9 - bus name soft0 */
4d6c9671 PW	198	power_bat_init(0);
	199
	200	p_chrg = pmic_get("MAX77693_PMIC");
	201	if (!p_chrg) {
	202	puts("MAX77693_PMIC: Not found\n");
	203	return -ENODEV;
	204	}
	205
	206	p_muic = pmic_get("MAX77693_MUIC");
	207	if (!p_muic) {
	208	puts("MAX77693_MUIC: Not found\n");
	209	return -ENODEV;
	210	}
	211
	212	p_fg = pmic_get("MAX77693_FG");
	213	if (!p_fg) {
	214	puts("MAX17042_FG: Not found\n");
	215	return -ENODEV;
	216	}
	217
	218	if (p_chrg->chrg->chrg_bat_present(p_chrg) == 0)
	219	puts("No battery detected\n");
	220
	221	p_bat = pmic_get("BAT_TRATS2");
	222	if (!p_bat) {
	223	puts("BAT_TRATS2: Not found\n");
	224	return -ENODEV;
	225	}
	226
	227	p_fg->parent = p_bat;
	228	p_chrg->parent = p_bat;
	229	p_muic->parent = p_bat;
	230
	231	p_bat->pbat->battery_init(p_bat, p_fg, p_chrg, p_muic);
	232
	233	pb = p_bat->pbat;
	234	chrg = p_muic->chrg->chrg_type(p_muic);
	235	debug("CHARGER TYPE: %d\n", chrg);
	236
	237	if (!p_chrg->chrg->chrg_bat_present(p_chrg)) {
	238	puts("No battery detected\n");
	239	return -1;
	240	}
	241
	242	p_fg->fg->fg_battery_check(p_fg, p_bat);
	243
	244	if (pb->bat->state == CHARGE && chrg == CHARGER_USB)
	245	puts("CHARGE Battery !\n");
	246
	247	return 0;
	248	}
	249
	250	int dram_init(void)
	251	{
	252	u32 size_mb;
	253
	254	size_mb = (get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE) +
	255	get_ram_size((long *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE) +
	256	get_ram_size((long *)PHYS_SDRAM_3, PHYS_SDRAM_3_SIZE) +
	257	get_ram_size((long *)PHYS_SDRAM_4, PHYS_SDRAM_4_SIZE)) >> 20;
	258
	259	gd->ram_size = size_mb << 20;
	260
	261	return 0;
262	}
263
264	void dram_init_banksize(void)
265	{
266	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
267	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
268	gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
269	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
270	gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
271	gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
272	gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
273	gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
274	}
275
276	int board_mmc_init(bd_t *bis)
277	{
278	int err0, err2 = 0;
279
5234b6e0	280	gpio2 = (struct exynos4x12_gpio_part2 *)samsung_get_base_gpio_part2();
4d6c9671 PW	281
	282	/* eMMC_EN: SD_0_CDn: GPK0[2] Output High */
	283	s5p_gpio_direction_output(&gpio2->k0, 2, 1);
	284	s5p_gpio_set_pull(&gpio2->k0, 2, GPIO_PULL_NONE);
	285
	286	/*
	287	* eMMC GPIO:
	288	* SDR 8-bit@48MHz at MMC0
	289	* GPK0[0] SD_0_CLK(2)
	290	* GPK0[1] SD_0_CMD(2)
	291	* GPK0[2] SD_0_CDn -> Not used
	292	* GPK0[3:6] SD_0_DATA[0:3](2)
	293	* GPK1[3:6] SD_0_DATA[0:3](3)
	294	*
	295	* DDR 4-bit@26MHz at MMC4
	296	* GPK0[0] SD_4_CLK(3)
	297	* GPK0[1] SD_4_CMD(3)
	298	* GPK0[2] SD_4_CDn -> Not used
	299	* GPK0[3:6] SD_4_DATA[0:3](3)
	300	* GPK1[3:6] SD_4_DATA[4:7](4)
	301	*/
	302
	303	err0 = exynos_pinmux_config(PERIPH_ID_SDMMC0, PINMUX_FLAG_8BIT_MODE);
	304
	305	/*
	306	* MMC device init
	307	* mmc0 : eMMC (8-bit buswidth)
	308	* mmc2 : SD card (4-bit buswidth)
	309	*/
	310	if (err0)
	311	debug("SDMMC0 not configured\n");
	312	else
	313	err0 = s5p_mmc_init(0, 8);
	314
	315	/* T-flash detect */
	316	s5p_gpio_cfg_pin(&gpio2->x3, 4, 0xf);
	317	s5p_gpio_set_pull(&gpio2->x3, 4, GPIO_PULL_UP);
	318
	319	/*
	320	* Check the T-flash detect pin
	321	* GPX3[4] T-flash detect pin
	322	*/
	323	if (!s5p_gpio_get_value(&gpio2->x3, 4)) {
	324	err2 = exynos_pinmux_config(PERIPH_ID_SDMMC2, PINMUX_FLAG_NONE);
	325	if (err2)
	326	debug("SDMMC2 not configured\n");
	327	else
	328	err2 = s5p_mmc_init(2, 4);
	329	}
	330
	331	return err0 & err2;
	332	}
	333
ab8efbb2 PW	334	#ifdef CONFIG_USB_GADGET
	335	static int s5pc210_phy_control(int on)
	336	{
	337	int ret = 0;
	338	unsigned int val;
	339	struct pmic p, p_pmic, *p_muic;
	340
	341	p_pmic = pmic_get("MAX77686_PMIC");
	342	if (!p_pmic)
	343	return -ENODEV;
	344
	345	if (pmic_probe(p_pmic))
	346	return -1;
	347
	348	p_muic = pmic_get("MAX77693_MUIC");
	349	if (!p_muic)
	350	return -ENODEV;
	351
	352	if (pmic_probe(p_muic))
	353	return -1;
	354
	355	if (on) {
	356	ret = max77686_set_ldo_mode(p_pmic, 12, OPMODE_ON);
	357	if (ret)
	358	return -1;
	359
	360	p = pmic_get("MAX77693_PMIC");
	361	if (!p)
	362	return -ENODEV;
	363
	364	if (pmic_probe(p))
	365	return -1;
	366
	367	/* SAFEOUT */
	368	ret = pmic_reg_read(p, MAX77693_SAFEOUT, &val);
	369	if (ret)
	370	return -1;
	371
	372	val \|= MAX77693_ENSAFEOUT1;
	373	ret = pmic_reg_write(p, MAX77693_SAFEOUT, val);
	374	if (ret)
	375	return -1;
	376
	377	/* PATH: USB */
	378	ret = pmic_reg_write(p_muic, MAX77693_MUIC_CONTROL1,
	379	MAX77693_MUIC_CTRL1_DN1DP2);
	380
	381	} else {
	382	ret = max77686_set_ldo_mode(p_pmic, 12, OPMODE_LPM);
	383	if (ret)
	384	return -1;
	385
	386	/* PATH: UART */
	387	ret = pmic_reg_write(p_muic, MAX77693_MUIC_CONTROL1,
	388	MAX77693_MUIC_CTRL1_UT1UR2);
	389	}
	390
	391	if (ret)
	392	return -1;
	393
	394	return 0;
	395	}
	396
	397	struct s3c_plat_otg_data s5pc210_otg_data = {
398	.phy_control = s5pc210_phy_control,
399	.regs_phy = EXYNOS4X12_USBPHY_BASE,
400	.regs_otg = EXYNOS4X12_USBOTG_BASE,
401	.usb_phy_ctrl = EXYNOS4X12_USBPHY_CONTROL,
402	.usb_flags = PHY0_SLEEP,
403	};
404
405	int board_usb_init(int index, enum usb_init_type init)
406	{
407	debug("USB_udc_probe\n");
408	return s3c_udc_probe(&s5pc210_otg_data);
409	}
410
411	#ifdef CONFIG_USB_CABLE_CHECK
412	int usb_cable_connected(void)
413	{
414	struct pmic *muic = pmic_get("MAX77693_MUIC");
415	if (!muic)
416	return 0;
417
418	return !!muic->chrg->chrg_type(muic);
419	}
420	#endif
421	#endif
422
4d6c9671 PW	423	static int pmic_init_max77686(void)
	424	{
	425	struct pmic *p = pmic_get("MAX77686_PMIC");
	426
	427	if (pmic_probe(p))
	428	return -1;
	429
	430	/* BUCK/LDO Output Voltage */
	431	max77686_set_ldo_voltage(p, 21, 2800000); /* LDO21 VTF_2.8V */
	432	max77686_set_ldo_voltage(p, 23, 3300000); /* LDO23 TSP_AVDD_3.3V*/
	433	max77686_set_ldo_voltage(p, 24, 1800000); /* LDO24 TSP_VDD_1.8V */
	434
	435	/* BUCK/LDO Output Mode */
	436	max77686_set_buck_mode(p, 1, OPMODE_STANDBY); /* BUCK1 VMIF_1.1V_AP */
	437	max77686_set_buck_mode(p, 2, OPMODE_ON); /* BUCK2 VARM_1.0V_AP */
	438	max77686_set_buck_mode(p, 3, OPMODE_ON); /* BUCK3 VINT_1.0V_AP */
	439	max77686_set_buck_mode(p, 4, OPMODE_ON); /* BUCK4 VG3D_1.0V_AP */
	440	max77686_set_buck_mode(p, 5, OPMODE_ON); /* BUCK5 VMEM_1.2V_AP */
	441	max77686_set_buck_mode(p, 6, OPMODE_ON); /* BUCK6 VCC_SUB_1.35V*/
	442	max77686_set_buck_mode(p, 7, OPMODE_ON); /* BUCK7 VCC_SUB_2.0V */
	443	max77686_set_buck_mode(p, 8, OPMODE_OFF); /* VMEM_VDDF_2.85V */
	444	max77686_set_buck_mode(p, 9, OPMODE_OFF); /* CAM_ISP_CORE_1.2V*/
	445
	446	max77686_set_ldo_mode(p, 1, OPMODE_LPM); /* LDO1 VALIVE_1.0V_AP*/
	447	max77686_set_ldo_mode(p, 2, OPMODE_STANDBY); /* LDO2 VM1M2_1.2V_AP */
	448	max77686_set_ldo_mode(p, 3, OPMODE_LPM); /* LDO3 VCC_1.8V_AP */
	449	max77686_set_ldo_mode(p, 4, OPMODE_LPM); /* LDO4 VCC_2.8V_AP */
	450	max77686_set_ldo_mode(p, 5, OPMODE_OFF); /* LDO5_VCC_1.8V_IO */
	451	max77686_set_ldo_mode(p, 6, OPMODE_STANDBY); /* LDO6 VMPLL_1.0V_AP */
	452	max77686_set_ldo_mode(p, 7, OPMODE_STANDBY); /* LDO7 VPLL_1.0V_AP */
	453	max77686_set_ldo_mode(p, 8, OPMODE_LPM); /* LDO8 VMIPI_1.0V_AP */
	454	max77686_set_ldo_mode(p, 9, OPMODE_OFF); /* CAM_ISP_MIPI_1.2*/
	455	max77686_set_ldo_mode(p, 10, OPMODE_LPM); /* LDO10 VMIPI_1.8V_AP*/
	456	max77686_set_ldo_mode(p, 11, OPMODE_STANDBY); /* LDO11 VABB1_1.8V_AP*/
	457	max77686_set_ldo_mode(p, 12, OPMODE_LPM); /* LDO12 VUOTG_3.0V_AP*/
	458	max77686_set_ldo_mode(p, 13, OPMODE_OFF); /* LDO13 VC2C_1.8V_AP */
	459	max77686_set_ldo_mode(p, 14, OPMODE_STANDBY); /* VABB02_1.8V_AP */
	460	max77686_set_ldo_mode(p, 15, OPMODE_STANDBY); /* LDO15 VHSIC_1.0V_AP*/
	461	max77686_set_ldo_mode(p, 16, OPMODE_STANDBY); /* LDO16 VHSIC_1.8V_AP*/
	462	max77686_set_ldo_mode(p, 17, OPMODE_OFF); /* CAM_SENSOR_CORE_1.2*/
	463	max77686_set_ldo_mode(p, 18, OPMODE_OFF); /* CAM_ISP_SEN_IO_1.8V*/
	464	max77686_set_ldo_mode(p, 19, OPMODE_OFF); /* LDO19 VT_CAM_1.8V */
	465	max77686_set_ldo_mode(p, 20, OPMODE_ON); /* LDO20 VDDQ_PRE_1.8V*/
	466	max77686_set_ldo_mode(p, 21, OPMODE_OFF); /* LDO21 VTF_2.8V */
	467	max77686_set_ldo_mode(p, 22, OPMODE_OFF); /* LDO22 VMEM_VDD_2.8V*/
	468	max77686_set_ldo_mode(p, 23, OPMODE_OFF); /* LDO23 TSP_AVDD_3.3V*/
	469	max77686_set_ldo_mode(p, 24, OPMODE_OFF); /* LDO24 TSP_VDD_1.8V */
	470	max77686_set_ldo_mode(p, 25, OPMODE_OFF); /* LDO25 VCC_3.3V_LCD */
	471	max77686_set_ldo_mode(p, 26, OPMODE_OFF); /LDO26 VCC_3.0V_MOTOR/
	472
	473	return 0;
	474	}
	475
	476	/*
	477	* LCD
	478	*/
	479
	480	#ifdef CONFIG_LCD
	481	static struct mipi_dsim_config dsim_config = {
	482	.e_interface = DSIM_VIDEO,
	483	.e_virtual_ch = DSIM_VIRTUAL_CH_0,
	484	.e_pixel_format = DSIM_24BPP_888,
	485	.e_burst_mode = DSIM_BURST_SYNC_EVENT,
	486	.e_no_data_lane = DSIM_DATA_LANE_4,
487	.e_byte_clk = DSIM_PLL_OUT_DIV8,
488	.hfp = 1,
489
490	.p = 3,
491	.m = 120,
492	.s = 1,
493
494	/* D-PHY PLL stable time spec :min = 200usec ~ max 400usec */
495	.pll_stable_time = 500,
496
497	/* escape clk : 10MHz */
498	.esc_clk = 20 * 1000000,
499
500	/* stop state holding counter after bta change count 0 ~ 0xfff */
501	.stop_holding_cnt = 0x7ff,
502	/* bta timeout 0 ~ 0xff */
503	.bta_timeout = 0xff,
504	/* lp rx timeout 0 ~ 0xffff */
505	.rx_timeout = 0xffff,
506	};
507
508	static struct exynos_platform_mipi_dsim dsim_platform_data = {
509	.lcd_panel_info = NULL,
510	.dsim_config = &dsim_config,
511	};
512
513	static struct mipi_dsim_lcd_device mipi_lcd_device = {
514	.name = "s6e8ax0",
515	.id = -1,
516	.bus_id = 0,
517	.platform_data = (void *)&dsim_platform_data,
518	};
519
520	static int mipi_power(void)
521	{
522	struct pmic *p = pmic_get("MAX77686_PMIC");
523
524	/* LDO8 VMIPI_1.0V_AP */
525	max77686_set_ldo_mode(p, 8, OPMODE_ON);
526	/* LDO10 VMIPI_1.8V_AP */
527	max77686_set_ldo_mode(p, 10, OPMODE_ON);
528
529	return 0;
530	}
531
532	void exynos_lcd_power_on(void)
533	{
534	struct pmic *p = pmic_get("MAX77686_PMIC");
535
5234b6e0	536	gpio1 = (struct exynos4x12_gpio_part1 *)samsung_get_base_gpio_part1();
4d6c9671 PW	537
	538	/* LCD_2.2V_EN: GPC0[1] */
	539	s5p_gpio_set_pull(&gpio1->c0, 1, GPIO_PULL_UP);
	540	s5p_gpio_direction_output(&gpio1->c0, 1, 1);
	541
	542	/* LDO25 VCC_3.1V_LCD */
	543	pmic_probe(p);
	544	max77686_set_ldo_voltage(p, 25, 3100000);
	545	max77686_set_ldo_mode(p, 25, OPMODE_LPM);
	546	}
	547
	548	void exynos_reset_lcd(void)
	549	{
5234b6e0	550	gpio1 = (struct exynos4x12_gpio_part1 *)samsung_get_base_gpio_part1();
4d6c9671 PW	551
	552	/* reset lcd */
	553	s5p_gpio_direction_output(&gpio1->f2, 1, 0);
	554	udelay(10);
	555	s5p_gpio_set_value(&gpio1->f2, 1, 1);
	556	}
	557
	558	vidinfo_t panel_info = {
	559	.vl_freq = 60,
	560	.vl_col = 720,
	561	.vl_row = 1280,
	562	.vl_width = 720,
	563	.vl_height = 1280,
	564	.vl_clkp = CONFIG_SYS_HIGH,
	565	.vl_hsp = CONFIG_SYS_LOW,
	566	.vl_vsp = CONFIG_SYS_LOW,
	567	.vl_dp = CONFIG_SYS_LOW,
	568	.vl_bpix = 5, /* Bits per pixel, 2^5 = 32 */
	569
	570	/* s6e8ax0 Panel infomation */
	571	.vl_hspw = 5,
	572	.vl_hbpd = 10,
	573	.vl_hfpd = 10,
	574
	575	.vl_vspw = 2,
	576	.vl_vbpd = 1,
	577	.vl_vfpd = 13,
	578	.vl_cmd_allow_len = 0xf,
	579	.mipi_enabled = 1,
	580
	581	.dual_lcd_enabled = 0,
	582
	583	.init_delay = 0,
	584	.power_on_delay = 25,
	585	.reset_delay = 0,
	586	.interface_mode = FIMD_RGB_INTERFACE,
	587	};
	588
	589	void init_panel_info(vidinfo_t *vid)
	590	{
	591	vid->logo_on = 1;
	592	vid->resolution = HD_RESOLUTION;
	593	vid->rgb_mode = MODE_RGB_P;
	594
	595	vid->power_on_delay = 30;
	596
	597	mipi_lcd_device.reverse_panel = 1;
	598
	599	#ifdef CONFIG_TIZEN
	600	get_tizen_logo_info(vid);
	601	#endif
	602
	603	strcpy(dsim_platform_data.lcd_panel_name, mipi_lcd_device.name);
	604	dsim_platform_data.mipi_power = mipi_power;
	605	dsim_platform_data.phy_enable = set_mipi_phy_ctrl;
	606	dsim_platform_data.lcd_panel_info = (void *)vid;
	607	exynos_mipi_dsi_register_lcd_device(&mipi_lcd_device);
	608
	609	s6e8ax0_init();
	610
	611	exynos_set_dsim_platform_data(&dsim_platform_data);
	612	}
	613	#endif /* LCD */
	614
615	#ifdef CONFIG_MISC_INIT_R
616	int misc_init_r(void)
617	{
4d6c9671 PW	618	return 0;
	619	}
	620	#endif