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https://github.com/AsahiLinux/u-boot
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83 lines
1.6 KiB
C
83 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2014
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* NVIDIA Corporation <www.nvidia.com>
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*/
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#include <common.h>
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#include <dm.h>
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#include <log.h>
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#include <power/as3722.h>
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#include <power/pmic.h>
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#include <asm/arch/gpio.h>
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#include <asm/arch/pinmux.h>
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#include "pinmux-config-jetson-tk1.h"
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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_clear_tristate_input_clamping();
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gpio_config_table(jetson_tk1_gpio_inits,
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ARRAY_SIZE(jetson_tk1_gpio_inits));
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pinmux_config_pingrp_table(jetson_tk1_pingrps,
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ARRAY_SIZE(jetson_tk1_pingrps));
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pinmux_config_drvgrp_table(jetson_tk1_drvgrps,
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ARRAY_SIZE(jetson_tk1_drvgrps));
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pinmux_config_mipipadctrlgrp_table(jetson_tk1_mipipadctrlgrps,
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ARRAY_SIZE(jetson_tk1_mipipadctrlgrps));
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}
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#ifdef CONFIG_PCI_TEGRA
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/* TODO: Convert to driver model */
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static int as3722_sd_enable(struct udevice *pmic, unsigned int sd)
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{
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int err;
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if (sd > 6)
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return -EINVAL;
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err = pmic_clrsetbits(pmic, AS3722_SD_CONTROL, 0, 1 << sd);
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if (err) {
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pr_err("failed to update SD control register: %d", err);
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return err;
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}
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return 0;
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}
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int tegra_pcie_board_init(void)
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{
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struct udevice *dev;
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int ret;
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ret = uclass_get_device_by_driver(UCLASS_PMIC,
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DM_GET_DRIVER(pmic_as3722), &dev);
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if (ret) {
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debug("%s: Failed to find PMIC\n", __func__);
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return ret;
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}
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ret = as3722_sd_enable(dev, 4);
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if (ret < 0) {
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pr_err("failed to enable SD4: %d\n", ret);
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return ret;
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}
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ret = as3722_sd_set_voltage(dev, 4, 0x24);
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if (ret < 0) {
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pr_err("failed to set SD4 voltage: %d\n", ret);
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return ret;
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}
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return 0;
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}
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#endif /* PCI */
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