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[U-Boot] OMAP3: pandora: pin mux updates for DM3730 board variant

Message ID 1332460163-30070-1-git-send-email-notasas@gmail.com
State Accepted
Commit 10cd73bf874c175d8892079b51821912e535d927
Delegated to: Tom Rini
Headers show

Commit Message

GraÅžvydas Ignotas March 22, 2012, 11:49 p.m. UTC 
DM3730 needs some additional pin mux configuration for GPIOs
126-129 to work, add it.

Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
---
 arch/arm/include/asm/arch-omap3/mux.h |    6 ++++++
 board/pandora/pandora.c               |    3 +++
 board/pandora/pandora.h               |    6 ++++++
 3 files changed, 15 insertions(+), 0 deletions(-)
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Patch

diff --git a/arch/arm/include/asm/arch-omap3/mux.h b/arch/arm/include/asm/arch-omap3/mux.h
index 6daef49..71f183d 100644
--- a/arch/arm/include/asm/arch-omap3/mux.h
+++ b/arch/arm/include/asm/arch-omap3/mux.h
@@ -445,6 +445,12 @@ 
 #define CONTROL_PADCONF_STRBEN_DLY1	0x0224
 #define CONTROL_PADCONF_SYS_BOOT8	0x0226
 
+/* AM/DM37xx specific */
+#define CONTROL_PADCONF_GPIO127		0x0A54
+#define CONTROL_PADCONF_GPIO126		0x0A56
+#define CONTROL_PADCONF_GPIO128		0x0A58
+#define CONTROL_PADCONF_GPIO129		0x0A5A
+
 #define MUX_VAL(OFFSET,VALUE)\
 	writew((VALUE), OMAP34XX_CTRL_BASE + (OFFSET));
 
diff --git a/board/pandora/pandora.c b/board/pandora/pandora.c
index 58a676d..70d2d82 100644
--- a/board/pandora/pandora.c
+++ b/board/pandora/pandora.c
@@ -103,6 +103,9 @@  int misc_init_r(void)
 void set_muxconf_regs(void)
 {
 	MUX_PANDORA();
+	if (get_cpu_family() == CPU_OMAP36XX) {
+		MUX_PANDORA_3730();
+	}
 }
 
 #ifdef CONFIG_GENERIC_MMC
diff --git a/board/pandora/pandora.h b/board/pandora/pandora.h
index f0ad16b..fea8bf2 100644
--- a/board/pandora/pandora.h
+++ b/board/pandora/pandora.h
@@ -399,4 +399,10 @@  const omap3_sysinfo sysinfo = {
 	MUX_VAL(CP(SDRC_CKE0),		(IDIS | PTU | EN  | M0)) /*sdrc_cke0*/\
 	MUX_VAL(CP(SDRC_CKE1),		(IDIS | PTU | EN  | M0)) /*sdrc_cke1*/
 
+#define MUX_PANDORA_3730() \
+	MUX_VAL(CP(GPIO126),		(IEN  | PTD | DIS | M4)) /*GPIO_126 - MMC1_WP*/\
+	MUX_VAL(CP(GPIO127),		(IEN  | PTD | DIS | M4)) /*GPIO_127 - MMC2_WP*/\
+	MUX_VAL(CP(GPIO128),		(IDIS | PTD | DIS | M4)) /*GPIO_128 - LED_MMC1*/\
+	MUX_VAL(CP(GPIO129),		(IDIS | PTD | DIS | M4)) /*GPIO_129 - LED_MMC2*/
+
 #endif