projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| f4ef6668 TW |
1 | /* |
| 2 | * (C) Copyright 2010,2011 | |
| 3 | * NVIDIA Corporation <www.nvidia.com> | |
| 4 | * | |
| 5 | * See file CREDITS for list of people who contributed to this | |
| 6 | * project. | |
| 7 | * | |
| 8 | * This program is free software; you can redistribute it and/or | |
| 9 | * modify it under the terms of the GNU General Public License as | |
| 10 | * published by the Free Software Foundation; either version 2 of | |
| 11 | * the License, or (at your option) any later version. | |
| 12 | * | |
| 13 | * This program is distributed in the hope that it will be useful, | |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 | * GNU General Public License for more details. | |
| 17 | * | |
| 18 | * You should have received a copy of the GNU General Public License | |
| 19 | * along with this program; if not, write to the Free Software | |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
| 21 | * MA 02111-1307 USA | |
| 22 | */ | |
| 23 | ||
| 24 | #include <common.h> | |
| 25 | #include <asm/io.h> | |
| 150c2493 | 26 | #include <asm/arch/tegra.h> |
| ca28090d SG |
27 | #include <asm/arch/clock.h> |
| 28 | #include <asm/arch/funcmux.h> | |
| a2ab6b7d | 29 | #include <asm/arch/gpio.h> |
| ae03661f | 30 | #include <asm/arch/pinmux.h> |
| ccf7988b | 31 | #include <asm/gpio.h> |
| f4ef6668 | 32 | |
| a04eba99 | 33 | /* TODO: Remove this code when the SPI switch is working */ |
| da1f7352 | 34 | #if !defined(CONFIG_SPI_UART_SWITCH) && (CONFIG_MACH_TYPE != MACH_TYPE_VENTANA) |
| a2ab6b7d | 35 | void gpio_early_init_uart(void) |
| f4ef6668 | 36 | { |
| f4ef6668 | 37 | /* Enable UART via GPIO_PI3 (port 8, bit 3) so serial console works */ |
| a2ab6b7d | 38 | #ifndef CONFIG_SPL_BUILD |
| 5fac236a | 39 | gpio_request(GPIO_PI3, NULL); |
| a2ab6b7d | 40 | #endif |
| 5fac236a | 41 | gpio_direction_output(GPIO_PI3, 0); |
| f4ef6668 | 42 | } |
| a04eba99 | 43 | #endif |
| d5ef19b9 | 44 | |
| 3f82d89d | 45 | #ifdef CONFIG_TEGRA_MMC |
| ae03661f SW |
46 | /* |
| 47 | * Routine: pin_mux_mmc | |
| 48 | * Description: setup the pin muxes/tristate values for the SDMMC(s) | |
| 49 | */ | |
| c9aa831e | 50 | void pin_mux_mmc(void) |
| ae03661f | 51 | { |
| ca28090d SG |
52 | funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT); |
| 53 | funcmux_select(PERIPH_ID_SDMMC3, FUNCMUX_SDMMC3_SDB_4BIT); | |
| ae03661f SW |
54 | |
| 55 | /* For power GPIO PI6 */ | |
| 56 | pinmux_tristate_disable(PINGRP_ATA); | |
| 57 | /* For CD GPIO PI5 */ | |
| 58 | pinmux_tristate_disable(PINGRP_ATC); | |
| 59 | } | |
| ccf7988b | 60 | #endif |
| f10393e5 SG |
61 | |
| 62 | void pin_mux_usb(void) | |
| 63 | { | |
| 64 | /* For USB's GPIO PD0. For now, since we have no pinmux in fdt */ | |
| 65 | pinmux_tristate_disable(PINGRP_SLXK); | |
| 66 | } |