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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2008-2009 Samsung Electronics
* Minkyu Kang <mk7.kang@samsung.com>
* Kyungmin Park <kyungmin.park@samsung.com>
*/
#include <common.h>
#include <init.h>
#include <log.h>
#include <asm/global_data.h>
#include <asm/gpio.h>
#include <asm/arch/mmc.h>
#include <dm.h>
#include <linux/delay.h>
#include <power/pmic.h>
#include <usb/dwc2_udc.h>
#include <asm/arch/cpu.h>
#include <power/max8998_pmic.h>
#include <samsung/misc.h>
#include <usb.h>
#include <usb_mass_storage.h>
#include <asm/mach-types.h>
DECLARE_GLOBAL_DATA_PTR;
int board_init(void)
{
/* Set Initial global variables */
gd->bd->bi_arch_number = MACH_TYPE_GONI;
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
return 0;
}
#ifdef CONFIG_SYS_I2C_INIT_BOARD
void i2c_init_board(void)
{
gpio_request(S5PC110_GPIO_J43, "i2c_clk");
gpio_request(S5PC110_GPIO_J40, "i2c_data");
gpio_direction_output(S5PC110_GPIO_J43, 1);
gpio_direction_output(S5PC110_GPIO_J40, 1);
}
#endif
int dram_init(void)
{
gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE +
PHYS_SDRAM_3_SIZE;
return 0;
}
int 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;
return 0;
}
#ifdef CONFIG_DISPLAY_BOARDINFO
int checkboard(void)
{
puts("Board:\tGoni\n");
return 0;
}
#endif
#ifdef CONFIG_MMC
int board_mmc_init(struct bd_info *bis)
{
int i, ret, ret_sd = 0;
/* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
gpio_request(S5PC110_GPIO_J27, "massmemory_en");
gpio_direction_output(S5PC110_GPIO_J27, 1);
/*
* MMC0 GPIO
* GPG0[0] SD_0_CLK
* GPG0[1] SD_0_CMD
* GPG0[2] SD_0_CDn -> Not used
* GPG0[3:6] SD_0_DATA[0:3]
*/
for (i = S5PC110_GPIO_G00; i < S5PC110_GPIO_G07; i++) {
if (i == S5PC110_GPIO_G02)
continue;
/* GPG0[0:6] special function 2 */
gpio_cfg_pin(i, 0x2);
/* GPG0[0:6] pull disable */
gpio_set_pull(i, S5P_GPIO_PULL_NONE);
/* GPG0[0:6] drv 4x */
gpio_set_drv(i, S5P_GPIO_DRV_4X);
}
ret = s5p_mmc_init(0, 4);
if (ret)
pr_err("MMC: Failed to init MMC:0.\n");
/*
* SD card (T_FLASH) detect and init
* T_FLASH_DETECT: EINT28: GPH3[4] input mode
*/
gpio_request(S5PC110_GPIO_H34, "t_flash_detect");
gpio_cfg_pin(S5PC110_GPIO_H34, S5P_GPIO_INPUT);
gpio_set_pull(S5PC110_GPIO_H34, S5P_GPIO_PULL_UP);
if (!gpio_get_value(S5PC110_GPIO_H34)) {
for (i = S5PC110_GPIO_G20; i < S5PC110_GPIO_G27; i++) {
if (i == S5PC110_GPIO_G22)
continue;
/* GPG2[0:6] special function 2 */
gpio_cfg_pin(i, 0x2);
/* GPG2[0:6] pull disable */
gpio_set_pull(i, S5P_GPIO_PULL_NONE);
/* GPG2[0:6] drv 4x */
gpio_set_drv(i, S5P_GPIO_DRV_4X);
}
ret_sd = s5p_mmc_init(2, 4);
if (ret_sd)
pr_err("MMC: Failed to init SD card (MMC:2).\n");
}
return ret & ret_sd;
}
#endif
#ifdef CONFIG_USB_GADGET
static int s5pc1xx_phy_control(int on)
{
struct udevice *dev;
static int status;
int reg, ret;
ret = pmic_get("max8998-pmic", &dev);
if (ret)
return ret;
if (on && !status) {
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
reg |= MAX8998_LDO3;
ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
if (ret) {
puts("MAX8998 LDO setting error!\n");
return -EINVAL;
}
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2);
reg |= MAX8998_LDO8;
ret = pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg);
if (ret) {
puts("MAX8998 LDO setting error!\n");
return -EINVAL;
}
status = 1;
} else if (!on && status) {
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
reg &= ~MAX8998_LDO3;
ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
if (ret) {
puts("MAX8998 LDO setting error!\n");
return -EINVAL;
}
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2);
reg &= ~MAX8998_LDO8;
ret = pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg);
if (ret) {
puts("MAX8998 LDO setting error!\n");
return -EINVAL;
}
status = 0;
}
udelay(10000);
return 0;
}
struct dwc2_plat_otg_data s5pc110_otg_data = {
.phy_control = s5pc1xx_phy_control,
.regs_phy = S5PC110_PHY_BASE,
.regs_otg = S5PC110_OTG_BASE,
.usb_phy_ctrl = S5PC110_USB_PHY_CONTROL,
};
int board_usb_init(int index, enum usb_init_type init)
{
debug("USB_udc_probe\n");
return dwc2_udc_probe(&s5pc110_otg_data);
}
#endif
#ifdef CONFIG_MISC_INIT_R
int misc_init_r(void)
{
#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
set_board_info();
#endif
return 0;
}
#endif
int board_usb_cleanup(int index, enum usb_init_type init)
{
return 0;
}
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