mirror of
https://github.com/AsahiLinux/u-boot
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117 lines
2.6 KiB
C
117 lines
2.6 KiB
C
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2010-2013
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* NVIDIA Corporation <www.nvidia.com>
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*
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* (C) Copyright 2021
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* Svyatoslav Ryhel <clamor95@gmail.com>
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*/
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#include <common.h>
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#include <dm.h>
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#include <env.h>
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#include <fdt_support.h>
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#include <i2c.h>
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#include <log.h>
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#include <asm/arch/pinmux.h>
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#include <asm/arch/gp_padctrl.h>
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#include <asm/arch/gpio.h>
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#include <asm/arch-tegra/fuse.h>
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#include <asm/gpio.h>
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#include <linux/delay.h>
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#include "pinmux-config-endeavoru.h"
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#define TPS80032_CTL1_I2C_ADDR 0x48
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#define TPS80032_PHOENIX_DEV_ON 0x25
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#define DEVOFF BIT(0)
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#define TPS80032_LDO1_CFG_STATE 0x9E
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#define TPS80032_LDO1_CFG_VOLTAGE 0x9F
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#ifdef CONFIG_CMD_POWEROFF
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int do_poweroff(struct cmd_tbl *cmdtp, int flag,
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int argc, char *const argv[])
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{
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struct udevice *dev;
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int ret;
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ret = i2c_get_chip_for_busnum(0, TPS80032_CTL1_I2C_ADDR, 1, &dev);
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if (ret) {
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log_debug("cannot find PMIC I2C chip\n");
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return 0;
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}
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ret = dm_i2c_reg_write(dev, TPS80032_PHOENIX_DEV_ON, DEVOFF);
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if (ret)
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return ret;
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// wait some time and then print error
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mdelay(5000);
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printf("Failed to power off!!!\n");
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return 1;
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}
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#endif
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/*
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* Routine: pinmux_init
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* Description: Do individual peripheral pinmux configs
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*/
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void pinmux_init(void)
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{
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pinmux_config_pingrp_table(endeavoru_pinmux_common,
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ARRAY_SIZE(endeavoru_pinmux_common));
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}
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#ifdef CONFIG_MMC_SDHCI_TEGRA
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static void tps80032_voltage_init(void)
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{
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struct udevice *dev;
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int ret;
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ret = i2c_get_chip_for_busnum(0, TPS80032_CTL1_I2C_ADDR, 1, &dev);
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if (ret)
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log_debug("cannot find PMIC I2C chip\n");
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/* TPS80032: LDO1_REG = 1.2v to DSI */
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ret = dm_i2c_reg_write(dev, TPS80032_LDO1_CFG_VOLTAGE, 0x03);
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if (ret)
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log_debug("avdd_dsi_csi voltage set failed: %d\n", ret);
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/* TPS80032: LDO1_REG enable */
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ret = dm_i2c_reg_write(dev, TPS80032_LDO1_CFG_STATE, 0x01);
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if (ret)
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log_debug("avdd_dsi_csi enable failed: %d\n", ret);
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}
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/*
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* Routine: pin_mux_mmc
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* Description: setup the MMC muxes, power rails, etc.
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*/
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void pin_mux_mmc(void)
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{
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/* Bring up DSI power */
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tps80032_voltage_init();
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}
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#endif /* MMC */
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#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
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int ft_board_setup(void *blob, struct bd_info *bd)
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{
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/* Remove TrustZone nodes */
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fdt_del_node_and_alias(blob, "/firmware");
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fdt_del_node_and_alias(blob, "/reserved-memory/trustzone@bfe00000");
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return 0;
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}
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#endif
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void nvidia_board_late_init(void)
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{
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char serialno_str[17];
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/* Set chip id as serialno */
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sprintf(serialno_str, "%016llx", tegra_chip_uid());
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env_set("serial#", serialno_str);
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env_set("platform", "Tegra 3 T30");
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}
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