projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 07067145 TW |
1 | /* |
| 2 | * Copyright (c) 2010-2013, NVIDIA CORPORATION. All rights reserved. | |
| 3 | * | |
| 4 | * This program is free software; you can redistribute it and/or modify it | |
| 5 | * under the terms and conditions of the GNU General Public License, | |
| 6 | * version 2, as published by the Free Software Foundation. | |
| 7 | * | |
| 8 | * This program is distributed in the hope it will be useful, but WITHOUT | |
| 9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
| 11 | * more details. | |
| 12 | * | |
| 13 | * You should have received a copy of the GNU General Public License | |
| 14 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 15 | */ | |
| 16 | ||
| 17 | #include <common.h> | |
| 18 | #include <asm/arch/pinmux.h> | |
| 2a04a317 | 19 | #include <asm/arch/gp_padctrl.h> |
| 07067145 | 20 | #include "pinmux-config-dalmore.h" |
| 6d9ea159 TW |
21 | #include <i2c.h> |
| 22 | ||
| 23 | #define BAT_I2C_ADDRESS 0x48 /* TPS65090 charger */ | |
| 24 | #define PMU_I2C_ADDRESS 0x58 /* TPS65913 PMU */ | |
| 07067145 TW |
25 | |
| 26 | /* | |
| 27 | * Routine: pinmux_init | |
| 28 | * Description: Do individual peripheral pinmux configs | |
| 29 | */ | |
| 30 | void pinmux_init(void) | |
| 31 | { | |
| 8b7776b9 TW |
32 | pinmux_config_table(tegra114_pinmux_set_nontristate, |
| 33 | ARRAY_SIZE(tegra114_pinmux_set_nontristate)); | |
| 34 | ||
| 07067145 TW |
35 | pinmux_config_table(tegra114_pinmux_common, |
| 36 | ARRAY_SIZE(tegra114_pinmux_common)); | |
| 37 | ||
| 38 | pinmux_config_table(unused_pins_lowpower, | |
| 39 | ARRAY_SIZE(unused_pins_lowpower)); | |
| 2a04a317 TW |
40 | |
| 41 | /* Initialize any non-default pad configs (APB_MISC_GP regs) */ | |
| 42 | padgrp_config_table(dalmore_padctrl, ARRAY_SIZE(dalmore_padctrl)); | |
| 07067145 | 43 | } |
| 6d9ea159 TW |
44 | |
| 45 | #if defined(CONFIG_TEGRA_MMC) | |
| 46 | /* | |
| 47 | * Do I2C/PMU writes to bring up SD card bus power | |
| 48 | * | |
| 49 | */ | |
| 50 | void board_sdmmc_voltage_init(void) | |
| 51 | { | |
| 52 | uchar reg, data_buffer[1]; | |
| 53 | int ret; | |
| 54 | ||
| 55 | ret = i2c_set_bus_num(0);/* PMU is on bus 0 */ | |
| 56 | if (ret) | |
| 57 | printf("%s: i2c_set_bus_num returned %d\n", __func__, ret); | |
| 58 | ||
| 59 | /* TPS65913: LDO9_VOLTAGE = 3.3V */ | |
| 60 | data_buffer[0] = 0x31; | |
| 61 | reg = 0x61; | |
| 62 | ||
| 63 | ret = i2c_write(PMU_I2C_ADDRESS, reg, 1, data_buffer, 1); | |
| 64 | if (ret) | |
| 65 | printf("%s: PMU i2c_write %02X<-%02X returned %d\n", | |
| 66 | __func__, reg, data_buffer[0], ret); | |
| 67 | ||
| 68 | /* TPS65913: LDO9_CTRL = Active */ | |
| 69 | data_buffer[0] = 0x01; | |
| 70 | reg = 0x60; | |
| 71 | ||
| 72 | ret = i2c_write(PMU_I2C_ADDRESS, reg, 1, data_buffer, 1); | |
| 73 | if (ret) | |
| 74 | printf("%s: PMU i2c_write %02X<-%02X returned %d\n", | |
| 75 | __func__, reg, data_buffer[0], ret); | |
| 76 | ||
| 77 | /* TPS65090: FET6_CTRL = enable output auto discharge, enable FET6 */ | |
| 78 | data_buffer[0] = 0x03; | |
| 79 | reg = 0x14; | |
| 80 | ||
| 81 | ret = i2c_write(BAT_I2C_ADDRESS, reg, 1, data_buffer, 1); | |
| 82 | if (ret) | |
| 83 | printf("%s: BAT i2c_write %02X<-%02X returned %d\n", | |
| 84 | __func__, reg, data_buffer[0], ret); | |
| 85 | } | |
| 86 | ||
| 87 | /* | |
| 88 | * Routine: pin_mux_mmc | |
| 89 | * Description: setup the MMC muxes, power rails, etc. | |
| 90 | */ | |
| 91 | void pin_mux_mmc(void) | |
| 92 | { | |
| 93 | /* | |
| 94 | * NOTE: We don't do mmc-specific pin muxes here. | |
| 95 | * They were done globally in pinmux_init(). | |
| 96 | */ | |
| 97 | ||
| 98 | /* Bring up the SDIO3 power rail */ | |
| 99 | board_sdmmc_voltage_init(); | |
| 100 | } | |
| 101 | #endif /* MMC */ |