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- // SPDX-License-Identifier: GPL-2.0
- /*
- * Copyright (c) 2010-2013, NVIDIA CORPORATION. All rights reserved.
- */
- #include <common.h>
- #include <dm.h>
- #include <asm/arch/pinmux.h>
- #include <asm/arch/gp_padctrl.h>
- #include "pinmux-config-dalmore.h"
- #include <i2c.h>
- #define BAT_I2C_ADDRESS 0x48 /* TPS65090 charger */
- #define PMU_I2C_ADDRESS 0x58 /* TPS65913 PMU */
- /*
- * Routine: pinmux_init
- * Description: Do individual peripheral pinmux configs
- */
- void pinmux_init(void)
- {
- pinmux_config_pingrp_table(tegra114_pinmux_set_nontristate,
- ARRAY_SIZE(tegra114_pinmux_set_nontristate));
- pinmux_config_pingrp_table(tegra114_pinmux_common,
- ARRAY_SIZE(tegra114_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(dalmore_padctrl,
- ARRAY_SIZE(dalmore_padctrl));
- }
- #if defined(CONFIG_MMC_SDHCI_TEGRA)
- /*
- * Do I2C/PMU writes to bring up SD card bus power
- *
- */
- void board_sdmmc_voltage_init(void)
- {
- struct udevice *dev;
- uchar reg, data_buffer[1];
- int ret;
- ret = i2c_get_chip_for_busnum(0, PMU_I2C_ADDRESS, 1, &dev);
- if (ret) {
- debug("%s: Cannot find PMIC I2C chip\n", __func__);
- return;
- }
- /* TPS65913: LDO9_VOLTAGE = 3.3V */
- data_buffer[0] = 0x31;
- reg = 0x61;
- ret = dm_i2c_write(dev, reg, data_buffer, 1);
- if (ret)
- printf("%s: PMU i2c_write %02X<-%02X returned %d\n",
- __func__, reg, data_buffer[0], ret);
- /* TPS65913: LDO9_CTRL = Active */
- data_buffer[0] = 0x01;
- reg = 0x60;
- ret = dm_i2c_write(dev, reg, data_buffer, 1);
- if (ret)
- printf("%s: PMU i2c_write %02X<-%02X returned %d\n",
- __func__, reg, data_buffer[0], ret);
- /* TPS65090: FET6_CTRL = enable output auto discharge, enable FET6 */
- data_buffer[0] = 0x03;
- reg = 0x14;
- ret = i2c_get_chip_for_busnum(0, BAT_I2C_ADDRESS, 1, &dev);
- if (ret) {
- debug("%s: Cannot find charger I2C chip\n", __func__);
- return;
- }
- ret = dm_i2c_write(dev, reg, data_buffer, 1);
- if (ret)
- printf("%s: BAT i2c_write %02X<-%02X returned %d\n",
- __func__, reg, data_buffer[0], ret);
- }
- /*
- * Routine: pin_mux_mmc
- * Description: setup the MMC muxes, power rails, etc.
- */
- void pin_mux_mmc(void)
- {
- /*
- * NOTE: We don't do mmc-specific pin muxes here.
- * They were done globally in pinmux_init().
- */
- /* Bring up the SDIO3 power rail */
- board_sdmmc_voltage_init();
- }
- #endif /* MMC */
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