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AM33XX: pcm051: Create custom mux file 

The pcm051 has no MMC WP pin. This pin is used for a gpio and
needs to be muxed different. Created a custom mux file for
this case.

Signed-off-by: Teresa Gámez <t.gamez@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Teresa Gámez 2013-03-12 15:04:13 +01:00 committed by Sascha Hauer
parent 653972a150
commit f8c48493f2
4 changed files with 25 additions and 2 deletions
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2
arch/arm/boards/pcm051/Makefile
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@ -1,2 +1,2 @@
lwl-y += lowlevel.o
obj-y += board.o
obj-y += board.o mux.o

4
arch/arm/boards/pcm051/board.c
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@ -27,6 +27,8 @@
#include <mach/am33xx-mux.h>
#include <mach/am33xx-silicon.h>
#include "mux.h"
/**
* @brief UART serial port initialization
* arch
@ -52,7 +54,7 @@ mem_initcall(pcm051_mem_init);
static int pcm051_devices_init(void)
{
am33xx_enable_mmc0_pin_mux();
pcm051_enable_mmc0_pin_mux();
am33xx_add_mmc0(NULL);

20
arch/arm/boards/pcm051/mux.c Normal file
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@ -0,0 +1,20 @@
#include <common.h>
#include <config.h>
#include <asm/io.h>
#include <mach/am33xx-mux.h>
static const struct module_pin_mux mmc0_pin_mux[] = {
{OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT3 */
{OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT2 */
{OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT1 */
{OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT0 */
{OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CLK */
{OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CMD */
{OFFSET(spi0_cs1), (MODE(5) | RXACTIVE | PULLUP_EN)}, /* MMC0_CD */
{-1},
};
void pcm051_enable_mmc0_pin_mux(void)
{
configure_module_pin_mux(mmc0_pin_mux);
}

1
arch/arm/boards/pcm051/mux.h Normal file
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@ -0,0 +1 @@
extern void pcm051_enable_mmc0_pin_mux(void);