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f448302167
Use the new funcmux_select() feature to set up the MMC pin mux. Signed-off-by: Simon Glass <sjg@chromium.org> Signed-off-by: Tom Warren <twarren@nvidia.com>
111 lines
2.5 KiB
C
111 lines
2.5 KiB
C
/*
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* (C) Copyright 2010,2011
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* NVIDIA Corporation <www.nvidia.com>
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* (C) Copyright 2011
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* Avionic Design GmbH <www.avionic-design.de>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <ns16550.h>
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#include <asm/io.h>
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#include <asm/gpio.h>
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#include <asm/arch/board.h>
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#include <asm/arch/tegra2.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/arch/clk_rst.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/funcmux.h>
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#include <asm/arch/pinmux.h>
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#include <asm/arch/uart.h>
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#include <asm/arch/mmc.h>
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#include "tamonten.h"
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#ifdef CONFIG_TEGRA2_MMC
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#include <mmc.h>
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#endif
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DECLARE_GLOBAL_DATA_PTR;
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const struct tegra2_sysinfo sysinfo = {
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CONFIG_TEGRA2_BOARD_STRING
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};
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/*
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* Routine: timer_init
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* Description: init the timestamp and lastinc value
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*/
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int timer_init(void)
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{
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return 0;
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}
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#ifdef CONFIG_TEGRA2_MMC
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/*
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* Routine: pin_mux_mmc
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* Description: setup the pin muxes/tristate values for the SDMMC(s)
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*/
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static void pin_mux_mmc(void)
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{
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funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT);
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}
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#endif
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/*
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* Routine: board_init
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* Description: Early hardware init.
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*/
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int board_init(void)
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{
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clock_init();
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clock_verify();
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/* boot param addr */
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gd->bd->bi_boot_params = (NV_PA_SDRAM_BASE + 0x100);
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return 0;
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}
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#ifdef CONFIG_TEGRA2_MMC
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/* this is a weak define that we are overriding */
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int board_mmc_init(bd_t *bd)
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{
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debug("board_mmc_init called\n");
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/* Enable muxes, etc. for SDMMC controllers */
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pin_mux_mmc();
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gpio_config_mmc();
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debug("board_mmc_init: init eMMC\n");
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/* init dev 0, eMMC chip, with 4-bit bus */
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tegra2_mmc_init(0, 4, -1, GPIO_PH2);
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return 0;
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}
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#endif
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#ifdef CONFIG_BOARD_EARLY_INIT_F
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int board_early_init_f(void)
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{
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/* Initialize selected UARTs */
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board_init_uart_f();
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return 0;
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}
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#endif /* EARLY_INIT */
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