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Diffstat (limited to 'board/asus/grouper/grouper.c')
| -rw-r--r-- | board/asus/grouper/grouper.c | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/board/asus/grouper/grouper.c b/board/asus/grouper/grouper.c new file mode 100644 index 0000000000..2769313e68 --- /dev/null +++ b/board/asus/grouper/grouper.c @@ -0,0 +1,202 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * (C) Copyright 2010-2013 + * NVIDIA Corporation <www.nvidia.com> + * + * (C) Copyright 2021 + * Svyatoslav Ryhel <clamor95@gmail.com> + */ + +#include <common.h> +#include <dm.h> +#include <env.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/arch-tegra/fuse.h> +#include <asm/gpio.h> +#include <linux/delay.h> +#include "pinmux-config-grouper.h" + +#define TPS65911_I2C_ADDRESS 0x2D + +#define TPS65911_REG_LDO1 0x30 +#define TPS65911_REG_DEVCTRL 0x3F +#define DEVCTRL_PWR_OFF_MASK BIT(7) +#define DEVCTRL_DEV_ON_MASK BIT(2) +#define DEVCTRL_DEV_OFF_MASK BIT(0) + +#define MAX77663_I2C_ADDRESS 0x3C + +#define MAX77663_REG_SD2 0x18 +#define MAX77663_REG_LDO3 0x29 +#define MAX77663_REG_ONOFF_CFG1 0x41 +#define ONOFF_PWR_OFF BIT(1) + +#ifdef CONFIG_CMD_POWEROFF +#ifdef CONFIG_GROUPER_TPS65911 +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_REG_DEVCTRL, data_buffer, 1); + if (ret) + return ret; + + data_buffer[0] |= DEVCTRL_PWR_OFF_MASK; + + ret = dm_i2c_write(dev, TPS65911_REG_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_REG_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 /* CONFIG_GROUPER_TPS65911 */ + +#ifdef CONFIG_GROUPER_MAX77663 +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, MAX77663_I2C_ADDRESS, 1, &dev); + if (ret) { + log_debug("cannot find PMIC I2C chip\n"); + return 0; + } + + ret = dm_i2c_read(dev, MAX77663_REG_ONOFF_CFG1, data_buffer, 1); + if (ret) + return ret; + + data_buffer[0] |= ONOFF_PWR_OFF; + + ret = dm_i2c_write(dev, MAX77663_REG_ONOFF_CFG1, 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 /* CONFIG_GROUPER_MAX77663 */ +#endif /* CONFIG_CMD_POWEROFF */ + +/* + * Routine: pinmux_init + * Description: Do individual peripheral pinmux configs + */ +void pinmux_init(void) +{ + pinmux_config_pingrp_table(grouper_pinmux_common, + ARRAY_SIZE(grouper_pinmux_common)); + + pinmux_config_drvgrp_table(grouper_padctrl, + ARRAY_SIZE(grouper_padctrl)); +} + +#ifdef CONFIG_MMC_SDHCI_TEGRA +static void __maybe_unused 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_REG_LDO1, 0xC9); + if (ret) + log_debug("vcore_emmc set failed: %d\n", ret); +} + +static void __maybe_unused max77663_voltage_init(void) +{ + struct udevice *dev; + int ret; + + ret = i2c_get_chip_for_busnum(0, MAX77663_I2C_ADDRESS, 1, &dev); + if (ret) { + log_debug("cannot find PMIC I2C chip\n"); + return; + } + + /* 0x60 for 1.8v, bit7:0 = voltage */ + ret = dm_i2c_reg_write(dev, MAX77663_REG_SD2, 0x60); + if (ret) + log_debug("vdd_1v8_vio set failed: %d\n", ret); + + /* 0xEC for 3.00v, enabled: bit7:6 = 11 = enable, bit5:0 = voltage */ + ret = dm_i2c_reg_write(dev, MAX77663_REG_LDO3, 0xEC); + if (ret) + log_debug("vcore_emmc set failed: %d\n", ret); +} + +/* + * Routine: pin_mux_mmc + * Description: setup the MMC muxes, power rails, etc. + */ +void pin_mux_mmc(void) +{ +#ifdef CONFIG_GROUPER_MAX77663 + /* Bring up eMMC power on MAX PMIC */ + max77663_voltage_init(); +#endif + +#ifdef CONFIG_GROUPER_TPS65911 + /* Bring up eMMC power on TI PMIC */ + tps65911_voltage_init(); +#endif +} +#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 + +void nvidia_board_late_init(void) +{ + char serialno_str[17]; + + /* Set chip id as serialno */ + sprintf(serialno_str, "%016llx", tegra_chip_uid()); + env_set("serial#", serialno_str); + env_set("platform", "Tegra 3 T30"); +} |