diff options
Diffstat (limited to 'board/lg/x3-t30/x3-t30.c')
| -rw-r--r-- | board/lg/x3-t30/x3-t30.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/board/lg/x3-t30/x3-t30.c b/board/lg/x3-t30/x3-t30.c new file mode 100644 index 0000000000..594563cf52 --- /dev/null +++ b/board/lg/x3-t30/x3-t30.c @@ -0,0 +1,176 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * (C) Copyright 2010-2013 + * NVIDIA Corporation <www.nvidia.com> + * + * (C) Copyright 2022 + * 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/clock.h> +#include <asm/arch/gpio.h> +#include <asm/arch/tegra.h> +#include <asm/arch-tegra/fuse.h> +#include <asm/gpio.h> +#include <linux/delay.h> +#include "pinmux-config-x3.h" + +#define MAX77663_I2C_ADDR 0x1C + +#define MAX77663_REG_SD2 0x18 +#define MAX77663_REG_LDO2 0x27 +#define MAX77663_REG_LDO3 0x29 +#define MAX77663_REG_LDO5 0x2D +#define MAX77663_REG_ONOFF_CFG1 0x41 +#define ONOFF_PWR_OFF BIT(1) + +#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, MAX77663_I2C_ADDR, 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 + +/* + * Routine: pinmux_init + * Description: Do individual peripheral pinmux configs + */ +void pinmux_init(void) +{ + pinmux_config_pingrp_table(tegra3_x3_pinmux_common, + ARRAY_SIZE(tegra3_x3_pinmux_common)); + +#ifdef CONFIG_DEVICE_P880 + pinmux_config_pingrp_table(tegra3_p880_pinmux, + ARRAY_SIZE(tegra3_p880_pinmux)); +#endif + +#ifdef CONFIG_DEVICE_P895 + pinmux_config_pingrp_table(tegra3_p895_pinmux, + ARRAY_SIZE(tegra3_p895_pinmux)); +#endif +} + +#ifdef CONFIG_MMC_SDHCI_TEGRA +static void max77663_voltage_init(void) +{ + struct udevice *dev; + int ret; + + ret = i2c_get_chip_for_busnum(0, MAX77663_I2C_ADDR, 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); + + /* 0xF2 for 3.30v, enabled: bit7:6 = 11 = enable, bit5:0 = voltage */ + ret = dm_i2c_reg_write(dev, MAX77663_REG_LDO2, 0xF2); + if (ret) + log_debug("avdd_usb 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("vdd_usd set failed: %d\n", ret); + + /* 0xE9 for 2.85v, enabled: bit7:6 = 11 = enable, bit5:0 = voltage */ + ret = dm_i2c_reg_write(dev, MAX77663_REG_LDO5, 0xE9); + 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) +{ + /* Bring up uSD and eMMC power */ + max77663_voltage_init(); +} +#endif /* MMC */ + +int nvidia_board_init(void) +{ + /* Set up panel bridge clocks */ + clock_start_periph_pll(PERIPH_ID_EXTPERIPH3, CLOCK_ID_PERIPH, + 24 * 1000000); + clock_external_output(3); + + return 0; +} + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +int ft_board_setup(void *blob, struct bd_info *bd) +{ + /* First 3 bytes refer to LG vendor */ + u8 btmacaddr[6] = { 0x00, 0x00, 0x00, 0xD0, 0xC9, 0x88 }; + + /* Generate device 3 bytes based on chip sd */ + u64 bt_device = tegra_chip_uid() >> 24ull; + + btmacaddr[0] = (bt_device >> 1 & 0x0F) | + (bt_device >> 5 & 0xF0); + btmacaddr[1] = (bt_device >> 11 & 0x0F) | + (bt_device >> 17 & 0xF0); + btmacaddr[2] = (bt_device >> 23 & 0x0F) | + (bt_device >> 29 & 0xF0); + + /* Set BT MAC address */ + fdt_find_and_setprop(blob, "/serial@70006200/bluetooth", + "local-bd-address", btmacaddr, 6, 1); + + /* 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"); +} |