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author | Stephen Warren <swarren@nvidia.com> | 2012-05-16 13:54:07 +0000 |
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committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-07-07 14:07:19 +0200 |
commit | 39e37118398158d98f0e9b926d69af289ae7e7b8 (patch) | |
tree | 4418102f33a562bc570afefbe6b75c9f41e326e5 /board/compulab/trimslice/trimslice.c | |
parent | d1e4607901883c84a2f727c9ae2dac3cfcfd2b91 (diff) | |
download | u-boot-imx-39e37118398158d98f0e9b926d69af289ae7e7b8.zip u-boot-imx-39e37118398158d98f0e9b926d69af289ae7e7b8.tar.gz u-boot-imx-39e37118398158d98f0e9b926d69af289ae7e7b8.tar.bz2 |
tegra: Compulab TrimSlice board support
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
Diffstat (limited to 'board/compulab/trimslice/trimslice.c')
-rw-r--r-- | board/compulab/trimslice/trimslice.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/board/compulab/trimslice/trimslice.c b/board/compulab/trimslice/trimslice.c new file mode 100644 index 0000000..7167c91 --- /dev/null +++ b/board/compulab/trimslice/trimslice.c @@ -0,0 +1,73 @@ +/* + * (C) Copyright 2010-2012 + * NVIDIA Corporation <www.nvidia.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <i2c.h> +#include <asm/io.h> +#include <asm/arch/tegra2.h> +#include <asm/arch/clock.h> +#include <asm/arch/funcmux.h> +#include <asm/arch/pinmux.h> +#include <asm/arch/mmc.h> +#include <asm/gpio.h> +#ifdef CONFIG_TEGRA2_MMC +#include <mmc.h> +#endif + +/* + * Routine: gpio_config_uart + * Description: Does nothing on TrimSlice - no UART-related GPIOs. + */ +void gpio_config_uart(void) +{ +} + +/* + * Routine: pin_mux_mmc + * Description: setup the pin muxes/tristate values for the SDMMC(s) + */ +static void pin_mux_mmc(void) +{ + funcmux_select(PERIPH_ID_SDMMC1, FUNCMUX_SDMMC1_SDIO1_4BIT); + funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_4_BIT); + + /* For CD GPIO PP1 */ + pinmux_tristate_disable(PINGRP_DAP3); +} + +/* this is a weak define that we are overriding */ +int board_mmc_init(bd_t *bd) +{ + debug("board_mmc_init called\n"); + + /* Enable muxes, etc. for SDMMC controllers */ + pin_mux_mmc(); + + /* init dev 0 (SDMMC4), (micro-SD slot) with 4-bit bus */ + tegra2_mmc_init(0, 4, -1, GPIO_PP1); + + /* init dev 3 (SDMMC1), (SD slot) with 4-bit bus */ + tegra2_mmc_init(3, 4, -1, -1); + + return 0; +} |