| /* |
| * (C) Copyright 2014-2016 |
| * Marcel Ziswiler <marcel@ziswiler.com> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <asm/arch/gp_padctrl.h> |
| #include <asm/arch/pinmux.h> |
| #include <asm/arch-tegra/ap.h> |
| #include <asm/arch-tegra/tegra.h> |
| #include <asm/gpio.h> |
| #include <asm/io.h> |
| #include <dm.h> |
| #include <i2c.h> |
| |
| #include "pinmux-config-apalis_t30.h" |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| #define PMU_I2C_ADDRESS 0x2D |
| #define MAX_I2C_RETRY 3 |
| |
| int arch_misc_init(void) |
| { |
| if (readl(NV_PA_BASE_SRAM + NVBOOTINFOTABLE_BOOTTYPE) == |
| NVBOOTTYPE_RECOVERY) |
| printf("USB recovery mode\n"); |
| |
| return 0; |
| } |
| |
| int checkboard(void) |
| { |
| printf("Model: Toradex Apalis T30 %dGB\n", |
| (gd->ram_size == 0x40000000) ? 1 : 2); |
| |
| return 0; |
| } |
| |
| /* |
| * Routine: pinmux_init |
| * Description: Do individual peripheral pinmux configs |
| */ |
| void pinmux_init(void) |
| { |
| pinmux_config_pingrp_table(tegra3_pinmux_common, |
| ARRAY_SIZE(tegra3_pinmux_common)); |
| |
| pinmux_config_pingrp_table(unused_pins_lowpower, |
| ARRAY_SIZE(unused_pins_lowpower)); |
| |
| /* Initialize any non-default pad configs (APB_MISC_GP regs) */ |
| pinmux_config_drvgrp_table(apalis_t30_padctrl, |
| ARRAY_SIZE(apalis_t30_padctrl)); |
| } |
| |
| #ifdef CONFIG_PCI_TEGRA |
| int tegra_pcie_board_init(void) |
| { |
| struct udevice *dev; |
| u8 addr, data[1]; |
| int err; |
| |
| err = i2c_get_chip_for_busnum(0, PMU_I2C_ADDRESS, 1, &dev); |
| if (err) { |
| debug("%s: Cannot find PMIC I2C chip\n", __func__); |
| return err; |
| } |
| |
| /* TPS659110: VDD2_OP_REG = 1.05V */ |
| data[0] = 0x27; |
| addr = 0x25; |
| |
| err = dm_i2c_write(dev, addr, data, 1); |
| if (err) { |
| debug("failed to set VDD supply\n"); |
| return err; |
| } |
| |
| /* TPS659110: VDD2_REG 7.5 mV/us, ACTIVE */ |
| data[0] = 0x0D; |
| addr = 0x24; |
| |
| err = dm_i2c_write(dev, addr, data, 1); |
| if (err) { |
| debug("failed to enable VDD supply\n"); |
| return err; |
| } |
| |
| /* TPS659110: LDO6_REG = 1.1V, ACTIVE */ |
| data[0] = 0x0D; |
| addr = 0x35; |
| |
| err = dm_i2c_write(dev, addr, data, 1); |
| if (err) { |
| debug("failed to set AVDD supply\n"); |
| return err; |
| } |
| |
| return 0; |
| } |
| #endif /* CONFIG_PCI_TEGRA */ |