[U-Boot] [PATCH 7/7] tegra: Use funcmux for MMC on seaboard
Simon Glass
sjg at chromium.org
Mon Jan 9 23:53:33 CET 2012
Use the new funcmux_select() feature to set up the MMC pin mux.
Signed-off-by: Simon Glass <sjg at chromium.org>
---
board/nvidia/seaboard/seaboard.c | 21 ++++-----------------
1 files changed, 4 insertions(+), 17 deletions(-)
diff --git a/board/nvidia/seaboard/seaboard.c b/board/nvidia/seaboard/seaboard.c
index 56acd61..9349f29 100644
--- a/board/nvidia/seaboard/seaboard.c
+++ b/board/nvidia/seaboard/seaboard.c
@@ -24,6 +24,8 @@
#include <common.h>
#include <asm/io.h>
#include <asm/arch/tegra2.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/funcmux.h>
#include <asm/arch/pinmux.h>
#include <asm/arch/mmc.h>
#include <asm/gpio.h>
@@ -59,23 +61,8 @@ void gpio_config_uart(void)
*/
static void pin_mux_mmc(void)
{
- /* SDMMC4: config 3, x8 on 2nd set of pins */
- pinmux_set_func(PINGRP_ATB, PMUX_FUNC_SDIO4);
- pinmux_set_func(PINGRP_GMA, PMUX_FUNC_SDIO4);
- pinmux_set_func(PINGRP_GME, PMUX_FUNC_SDIO4);
-
- pinmux_tristate_disable(PINGRP_ATB);
- pinmux_tristate_disable(PINGRP_GMA);
- pinmux_tristate_disable(PINGRP_GME);
-
- /* SDMMC3: SDIO3_CLK, SDIO3_CMD, SDIO3_DAT[3:0] */
- pinmux_set_func(PINGRP_SDB, PMUX_FUNC_SDIO3);
- pinmux_set_func(PINGRP_SDC, PMUX_FUNC_SDIO3);
- pinmux_set_func(PINGRP_SDD, PMUX_FUNC_SDIO3);
-
- pinmux_tristate_disable(PINGRP_SDC);
- pinmux_tristate_disable(PINGRP_SDD);
- pinmux_tristate_disable(PINGRP_SDB);
+ funcmux_select(PERIPH_ID_SDMMC4, 1, FUNCMUXO_SDMMC_8BIT);
+ funcmux_select(PERIPH_ID_SDMMC3, 0, 0);
/* For power GPIO PI6 */
pinmux_tristate_disable(PINGRP_ATA);
--
1.7.3.1
More information about the U-Boot
mailing list