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c9aa831ee2
tegra_mmc_init() now parses the DT info for bus width, WP/CD GPIOs, etc. Tested on Seaboard, fully functional. Tamonten boards (medcom-wide, plutux, and tec) use a different/new dtsi file w/common settings. Signed-off-by: Tom Warren <twarren@nvidia.com> Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de> Reviewed-by: Stephen Warren <swarren@nvidia.com>
58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
/*
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* (C) Copyright 2010-2012
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* NVIDIA Corporation <www.nvidia.com>
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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 <asm/io.h>
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#include <asm/arch/tegra.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/gpio.h>
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#include <i2c.h>
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void pin_mux_usb(void)
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{
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/*
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* USB1 internal/external mux GPIO, which masquerades as a VBUS GPIO
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* in the current device tree.
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*/
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pinmux_tristate_disable(PINGRP_UAC);
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}
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void pin_mux_spi(void)
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{
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funcmux_select(PERIPH_ID_SPI1, FUNCMUX_SPI1_GMC_GMD);
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}
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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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void pin_mux_mmc(void)
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{
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funcmux_select(PERIPH_ID_SDMMC1, FUNCMUX_SDMMC1_SDIO1_4BIT);
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funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_4_BIT);
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/* For CD GPIO PP1 */
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pinmux_tristate_disable(PINGRP_DAP3);
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}
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