[U-Boot] [PATCH 1/7] M28: Fix LCD PINMUX

Marek Vasut marex at denx.de
Sun Feb 26 23:15:01 CET 2012


The LCD pins configuration was wrong in U-Boot, configure pins properly.

Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Wolfgang Denk <wd at denx.de>
Cc: Detlev Zundel <dzu at denx.de>
Cc: Stefano Babic <sbabic at denx.de>
Cc: Fabio Estevam <festevam at gmail.com>
---
 board/denx/m28evk/spl_boot.c |   11 ++---------
 1 files changed, 2 insertions(+), 9 deletions(-)

diff --git a/board/denx/m28evk/spl_boot.c b/board/denx/m28evk/spl_boot.c
index 86d7d87..91316a7 100644
--- a/board/denx/m28evk/spl_boot.c
+++ b/board/denx/m28evk/spl_boot.c
@@ -31,7 +31,7 @@
 #include <asm/arch/sys_proto.h>
 
 #define	MUX_CONFIG_LED	(MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL)
-#define	MUX_CONFIG_LCD	(MXS_PAD_3V3 | MXS_PAD_4MA)
+#define	MUX_CONFIG_LCD	(MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL)
 #define	MUX_CONFIG_TSC	(MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP)
 #define	MUX_CONFIG_SSP0	(MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_PULLUP)
 #define	MUX_CONFIG_SSP2	(MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_PULLUP)
@@ -68,15 +68,8 @@ const iomux_cfg_t iomux_setup[] = {
 	MX28_PAD_LCD_D21__LCD_D21 | MUX_CONFIG_LCD,
 	MX28_PAD_LCD_D22__LCD_D22 | MUX_CONFIG_LCD,
 	MX28_PAD_LCD_D23__LCD_D23 | MUX_CONFIG_LCD,
-	MX28_PAD_LCD_RD_E__LCD_VSYNC | MUX_CONFIG_LCD,
-	MX28_PAD_LCD_WR_RWN__LCD_HSYNC | MUX_CONFIG_LCD,
-	MX28_PAD_LCD_RS__LCD_DOTCLK | MUX_CONFIG_LCD,
-	MX28_PAD_LCD_CS__LCD_CS | MUX_CONFIG_LCD,
-	MX28_PAD_LCD_VSYNC__LCD_VSYNC | MUX_CONFIG_LCD,
-	MX28_PAD_LCD_HSYNC__LCD_HSYNC | MUX_CONFIG_LCD,
 	MX28_PAD_LCD_DOTCLK__LCD_DOTCLK | MUX_CONFIG_LCD,
-	MX28_PAD_LCD_ENABLE__GPIO_1_31 | MUX_CONFIG_LCD,
-	MX28_PAD_LCD_RESET__GPIO_3_30 | MUX_CONFIG_LCD,
+	MX28_PAD_LCD_ENABLE__LCD_ENABLE | MUX_CONFIG_LCD,
 
 	/* UART1 */
 	MX28_PAD_PWM0__DUART_RX,
-- 
1.7.9



More information about the U-Boot mailing list