2 * (C) Copyright 2010,2011
3 * NVIDIA Corporation <www.nvidia.com>
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
27 #include <asm/arch/clock.h>
28 #include <asm/arch/funcmux.h>
29 #include <asm/arch/pinmux.h>
30 #include <asm/arch/tegra.h>
33 #ifdef CONFIG_TEGRA_MMC
35 * Routine: pin_mux_mmc
36 * Description: setup the pin muxes/tristate values for the SDMMC(s)
38 void pin_mux_mmc(void)
40 funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT);
41 funcmux_select(PERIPH_ID_SDMMC2, FUNCMUX_SDMMC2_DTA_DTD_8BIT);
43 /* For power GPIO PI6 */
44 pinmux_tristate_disable(PINGRP_ATA);
46 pinmux_tristate_disable(PINGRP_ATD);
48 /* For power GPIO PT3 */
49 pinmux_tristate_disable(PINGRP_DTB);
51 pinmux_tristate_disable(PINGRP_ATC);
55 void pin_mux_usb(void)
57 funcmux_select(PERIPH_ID_USB2, FUNCMUX_USB2_ULPI);
58 pinmux_set_func(PINGRP_CDEV2, PMUX_FUNC_PLLP_OUT4);
59 pinmux_tristate_disable(PINGRP_CDEV2);
60 /* USB2 PHY reset GPIO */
61 pinmux_tristate_disable(PINGRP_UAC);
64 void pin_mux_display(void)
66 pinmux_set_func(PINGRP_SDC, PMUX_FUNC_PWM);
67 pinmux_tristate_disable(PINGRP_SDC);