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/*
* Copyright (C) 2013 Samsung Electronics
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <fdtdec.h>
#include <asm/io.h>
#include <i2c.h>
#include <lcd.h>
#include <spi.h>
#include <errno.h>
#include <asm/gpio.h>
#include <asm/arch/board.h>
#include <asm/arch/cpu.h>
#include <asm/arch/pinmux.h>
#include <asm/arch/system.h>
#include <asm/arch/dp_info.h>
#include <power/tps65090_pmic.h>
DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_USB_EHCI_EXYNOS
static int board_usb_vbus_init(void)
{
/* Enable VBUS power switch */
gpio_direction_output(EXYNOS5420_GPIO_X26, 1);
/* VBUS turn ON time */
mdelay(3);
return 0;
}
#endif
int exynos_init(void)
{
#ifdef CONFIG_USB_EHCI_EXYNOS
board_usb_vbus_init();
#endif
return 0;
}
#ifdef CONFIG_LCD
static int has_edp_bridge(void)
{
int node;
node = fdtdec_next_compatible(gd->fdt_blob, 0, COMPAT_PARADE_PS8625);
/* No node for bridge in device tree. */
if (node <= 0)
return 0;
/* Default is with bridge ic */
return 1;
}
void exynos_lcd_power_on(void)
{
int ret;
#ifdef CONFIG_POWER_TPS65090
ret = tps65090_init();
if (ret < 0) {
printf("%s: tps65090_init() failed\n", __func__);
return;
}
tps65090_fet_enable(6);
#endif
mdelay(5);
/* TODO(ajaykumar.rs@samsung.com): Use device tree */
gpio_direction_output(EXYNOS5420_GPIO_X35, 1); /* EDP_SLP# */
mdelay(10);
gpio_direction_output(EXYNOS5420_GPIO_Y77, 1); /* EDP_RST# */
gpio_direction_input(EXYNOS5420_GPIO_X26); /* EDP_HPD */
gpio_set_pull(EXYNOS5420_GPIO_X26, S5P_GPIO_PULL_NONE);
if (has_edp_bridge())
if (parade_init(gd->fdt_blob))
printf("%s: ps8625_init() failed\n", __func__);
}
void exynos_backlight_on(unsigned int onoff)
{
/* For PWM */
gpio_cfg_pin(EXYNOS5420_GPIO_B20, S5P_GPIO_FUNC(0x1));
gpio_set_value(EXYNOS5420_GPIO_B20, 1);
#ifdef CONFIG_POWER_TPS65090
tps65090_fet_enable(1);
#endif
}
#endif
int board_get_revision(void)
{
return 0;
}
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