blob: 312244139c7ff20ba4f68089928fc846eb6cca28 [file] [log] [blame]
Tom Warrenf4ef6662011-04-14 12:09:41 +00001/*
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>
Simon Glasse712e542012-01-11 12:42:27 +000026#include <asm/arch/clock.h>
27#include <asm/arch/funcmux.h>
Stephen Warrenae036612011-10-31 06:51:35 +000028#include <asm/arch/pinmux.h>
Tom Warren150c2492012-09-19 15:50:56 -070029#include <asm/arch/tegra.h>
Stephen Warren98778412011-10-31 06:51:36 +000030#include <asm/gpio.h>
Tom Warrenccf79882011-09-21 12:40:07 +000031
Tom Warren3f82d892012-05-22 11:44:48 +000032#ifdef CONFIG_TEGRA_MMC
Tom Warrenccf79882011-09-21 12:40:07 +000033/*
Stephen Warrenae036612011-10-31 06:51:35 +000034 * Routine: pin_mux_mmc
35 * Description: setup the pin muxes/tristate values for the SDMMC(s)
36 */
Tom Warrenc9aa8312013-02-21 12:31:30 +000037void pin_mux_mmc(void)
Stephen Warrenae036612011-10-31 06:51:35 +000038{
Simon Glasse712e542012-01-11 12:42:27 +000039 funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT);
40 funcmux_select(PERIPH_ID_SDMMC2, FUNCMUX_SDMMC2_DTA_DTD_8BIT);
Stephen Warrenae036612011-10-31 06:51:35 +000041
42 /* For power GPIO PI6 */
43 pinmux_tristate_disable(PINGRP_ATA);
44 /* For CD GPIO PH2 */
45 pinmux_tristate_disable(PINGRP_ATD);
46
Stephen Warrenae036612011-10-31 06:51:35 +000047 /* For power GPIO PT3 */
48 pinmux_tristate_disable(PINGRP_DTB);
49 /* For CD GPIO PI5 */
50 pinmux_tristate_disable(PINGRP_ATC);
51}
Tom Warrenccf79882011-09-21 12:40:07 +000052#endif
Stephen Warren699c40e2012-10-12 09:45:48 +000053
54void pin_mux_usb(void)
55{
56 funcmux_select(PERIPH_ID_USB2, FUNCMUX_USB2_ULPI);
57 pinmux_set_func(PINGRP_CDEV2, PMUX_FUNC_PLLP_OUT4);
58 pinmux_tristate_disable(PINGRP_CDEV2);
59 /* USB2 PHY reset GPIO */
60 pinmux_tristate_disable(PINGRP_UAC);
61}