upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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101 lines
2.7 KiB
101 lines
2.7 KiB
/*
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* Copyright (c) 2010-2013, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <common.h>
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#include <asm/arch/pinmux.h>
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#include <asm/arch/gp_padctrl.h>
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#include "pinmux-config-dalmore.h"
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#include <i2c.h>
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#define BAT_I2C_ADDRESS 0x48 /* TPS65090 charger */
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#define PMU_I2C_ADDRESS 0x58 /* TPS65913 PMU */
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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_config_table(tegra114_pinmux_set_nontristate,
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ARRAY_SIZE(tegra114_pinmux_set_nontristate));
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pinmux_config_table(tegra114_pinmux_common,
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ARRAY_SIZE(tegra114_pinmux_common));
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pinmux_config_table(unused_pins_lowpower,
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ARRAY_SIZE(unused_pins_lowpower));
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/* Initialize any non-default pad configs (APB_MISC_GP regs) */
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padgrp_config_table(dalmore_padctrl, ARRAY_SIZE(dalmore_padctrl));
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}
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#if defined(CONFIG_TEGRA_MMC)
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/*
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* Do I2C/PMU writes to bring up SD card bus power
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*
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*/
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void board_sdmmc_voltage_init(void)
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{
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uchar reg, data_buffer[1];
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int ret;
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ret = i2c_set_bus_num(0);/* PMU is on bus 0 */
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if (ret)
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printf("%s: i2c_set_bus_num returned %d\n", __func__, ret);
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/* TPS65913: LDO9_VOLTAGE = 3.3V */
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data_buffer[0] = 0x31;
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reg = 0x61;
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ret = i2c_write(PMU_I2C_ADDRESS, reg, 1, data_buffer, 1);
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if (ret)
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printf("%s: PMU i2c_write %02X<-%02X returned %d\n",
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__func__, reg, data_buffer[0], ret);
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/* TPS65913: LDO9_CTRL = Active */
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data_buffer[0] = 0x01;
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reg = 0x60;
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ret = i2c_write(PMU_I2C_ADDRESS, reg, 1, data_buffer, 1);
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if (ret)
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printf("%s: PMU i2c_write %02X<-%02X returned %d\n",
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__func__, reg, data_buffer[0], ret);
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/* TPS65090: FET6_CTRL = enable output auto discharge, enable FET6 */
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data_buffer[0] = 0x03;
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reg = 0x14;
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ret = i2c_write(BAT_I2C_ADDRESS, reg, 1, data_buffer, 1);
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if (ret)
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printf("%s: BAT i2c_write %02X<-%02X returned %d\n",
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__func__, reg, data_buffer[0], ret);
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}
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/*
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* Routine: pin_mux_mmc
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* Description: setup the MMC muxes, power rails, etc.
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*/
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void pin_mux_mmc(void)
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{
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/*
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* NOTE: We don't do mmc-specific pin muxes here.
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* They were done globally in pinmux_init().
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*/
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/* Bring up the SDIO3 power rail */
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board_sdmmc_voltage_init();
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}
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#endif /* MMC */
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