mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-04 18:41:03 +00:00
36a7286dc7
Remove nvidia_board_late_init calls from board since this setup is performed in board2 of mach-tegra. Call of nvidia_board_late_init from within the board does not provide any additional data. Tested-by: Andreas Westman Dorcsak <hedmoo@yahoo.com> # ASUS Transformer T30 Tested-by: Svyatoslav Ryhel <clamor95@gmail.com> # LG P895 T30 Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
164 lines
3.9 KiB
C
164 lines
3.9 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2010-2013
|
|
* NVIDIA Corporation <www.nvidia.com>
|
|
*
|
|
* (C) Copyright 2021
|
|
* Svyatoslav Ryhel <clamor95@gmail.com>
|
|
*/
|
|
|
|
/* T30 Transformers derive from Cardhu board */
|
|
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <fdt_support.h>
|
|
#include <i2c.h>
|
|
#include <log.h>
|
|
#include <asm/arch/pinmux.h>
|
|
#include <asm/arch/gp_padctrl.h>
|
|
#include <asm/arch/gpio.h>
|
|
#include <asm/gpio.h>
|
|
#include <linux/delay.h>
|
|
#include "pinmux-config-transformer.h"
|
|
|
|
#define TPS65911_I2C_ADDRESS 0x2D
|
|
|
|
#define TPS65911_VDD1 0x21
|
|
#define TPS65911_VDD1_OP 0x22
|
|
#define TPS65911_LDO1 0x30
|
|
#define TPS65911_LDO2 0x31
|
|
#define TPS65911_LDO3 0x37
|
|
#define TPS65911_LDO5 0x32
|
|
#define TPS65911_LDO6 0x35
|
|
|
|
#define TPS65911_DEVCTRL 0x3F
|
|
#define DEVCTRL_PWR_OFF_MASK BIT(7)
|
|
#define DEVCTRL_DEV_ON_MASK BIT(2)
|
|
#define DEVCTRL_DEV_OFF_MASK BIT(0)
|
|
|
|
#ifdef CONFIG_CMD_POWEROFF
|
|
int do_poweroff(struct cmd_tbl *cmdtp, int flag,
|
|
int argc, char *const argv[])
|
|
{
|
|
struct udevice *dev;
|
|
uchar data_buffer[1];
|
|
int ret;
|
|
|
|
ret = i2c_get_chip_for_busnum(0, TPS65911_I2C_ADDRESS, 1, &dev);
|
|
if (ret) {
|
|
log_debug("cannot find PMIC I2C chip\n");
|
|
return 0;
|
|
}
|
|
|
|
ret = dm_i2c_read(dev, TPS65911_DEVCTRL, data_buffer, 1);
|
|
if (ret)
|
|
return ret;
|
|
|
|
data_buffer[0] |= DEVCTRL_PWR_OFF_MASK;
|
|
|
|
ret = dm_i2c_write(dev, TPS65911_DEVCTRL, data_buffer, 1);
|
|
if (ret)
|
|
return ret;
|
|
|
|
data_buffer[0] |= DEVCTRL_DEV_OFF_MASK;
|
|
data_buffer[0] &= ~DEVCTRL_DEV_ON_MASK;
|
|
|
|
ret = dm_i2c_write(dev, TPS65911_DEVCTRL, data_buffer, 1);
|
|
if (ret)
|
|
return ret;
|
|
|
|
// wait some time and then print error
|
|
mdelay(5000);
|
|
printf("Failed to power off!!!\n");
|
|
return 1;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Routine: pinmux_init
|
|
* Description: Do individual peripheral pinmux configs
|
|
*/
|
|
void pinmux_init(void)
|
|
{
|
|
pinmux_config_pingrp_table(transformer_pinmux_common,
|
|
ARRAY_SIZE(transformer_pinmux_common));
|
|
|
|
pinmux_config_drvgrp_table(transformer_padctrl,
|
|
ARRAY_SIZE(transformer_padctrl));
|
|
|
|
if (of_machine_is_compatible("asus,tf700t")) {
|
|
pinmux_config_pingrp_table(tf700t_mipi_pinmux,
|
|
ARRAY_SIZE(tf700t_mipi_pinmux));
|
|
}
|
|
}
|
|
|
|
#ifdef CONFIG_MMC_SDHCI_TEGRA
|
|
static void tps65911_voltage_init(void)
|
|
{
|
|
struct udevice *dev;
|
|
int ret;
|
|
|
|
ret = i2c_get_chip_for_busnum(0, TPS65911_I2C_ADDRESS, 1, &dev);
|
|
if (ret) {
|
|
log_debug("cannot find PMIC I2C chip\n");
|
|
return;
|
|
}
|
|
|
|
/* TPS659110: LDO1_REG = 3.3v, ACTIVE to SDMMC4 */
|
|
ret = dm_i2c_reg_write(dev, TPS65911_LDO1, 0xc9);
|
|
if (ret)
|
|
log_debug("vcore_emmc set failed: %d\n", ret);
|
|
|
|
if (of_machine_is_compatible("asus,tf600t")) {
|
|
/* TPS659110: VDD1_REG = 1.2v, ACTIVE to backlight */
|
|
ret = dm_i2c_reg_write(dev, TPS65911_VDD1_OP, 0x33);
|
|
if (ret)
|
|
log_debug("vdd_bl set failed: %d\n", ret);
|
|
|
|
ret = dm_i2c_reg_write(dev, TPS65911_VDD1, 0x0d);
|
|
if (ret)
|
|
log_debug("vdd_bl enable failed: %d\n", ret);
|
|
|
|
/* TPS659110: LDO5_REG = 3.3v, ACTIVE to SDMMC1 VIO */
|
|
ret = dm_i2c_reg_write(dev, TPS65911_LDO5, 0x65);
|
|
if (ret)
|
|
log_debug("vdd_usd set failed: %d\n", ret);
|
|
|
|
/* TPS659110: LDO6_REG = 1.2v, ACTIVE to MIPI */
|
|
ret = dm_i2c_reg_write(dev, TPS65911_LDO6, 0x11);
|
|
if (ret)
|
|
log_debug("vdd_mipi set failed: %d\n", ret);
|
|
} else {
|
|
/* TPS659110: LDO2_REG = 3.1v, ACTIVE to SDMMC1 */
|
|
ret = dm_i2c_reg_write(dev, TPS65911_LDO2, 0xb9);
|
|
if (ret)
|
|
log_debug("vdd_usd set failed: %d\n", ret);
|
|
|
|
/* TPS659110: LDO3_REG = 3.1v, ACTIVE to SDMMC1 VIO */
|
|
ret = dm_i2c_reg_write(dev, TPS65911_LDO3, 0x5d);
|
|
if (ret)
|
|
log_debug("vddio_usd set failed: %d\n", ret);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Routine: pin_mux_mmc
|
|
* Description: setup the MMC muxes, power rails, etc.
|
|
*/
|
|
void pin_mux_mmc(void)
|
|
{
|
|
/* Bring up uSD and eMMC power */
|
|
tps65911_voltage_init();
|
|
}
|
|
#endif /* MMC */
|
|
|
|
#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
|
|
int ft_board_setup(void *blob, struct bd_info *bd)
|
|
{
|
|
/* Remove TrustZone nodes */
|
|
fdt_del_node_and_alias(blob, "/firmware");
|
|
fdt_del_node_and_alias(blob, "/reserved-memory/trustzone@bfe00000");
|
|
|
|
return 0;
|
|
}
|
|
#endif
|