[U-Boot] [PATCH 1/2] tegra: display: add board pinmux

Marc Dietrich
2012-11-25T21:26:11Z

Boards may require a different pinmux setup for DISPALY than the default one.
Add a way to call into board specific code to set this up.

Signed-off-by: Marc Dietrich <marvin24@gmx.de>
---
arch/arm/include/asm/arch-tegra/board.h | 7 ++++---
board/nvidia/common/board.c | 7 +++++++
2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/arch/arm/include/asm/arch-tegra/board.h b/arch/arm/include/asm/arch-tegra/board.h
index be6bf25..3db0d93 100644
--- a/arch/arm/include/asm/arch-tegra/board.h
+++ b/arch/arm/include/asm/arch-tegra/board.h
@@ -41,8 +41,9 @@ void gpio_early_init(void); /* overrideable GPIO config */
* an empty stub function will be called.
*/

-void pin_mux_usb(void); /* overrideable USB pinmux setup */
-void pin_mux_spi(void); /* overrideable SPI pinmux setup */
-void pin_mux_nand(void); /* overrideable NAND pinmux setup */
+void pin_mux_usb(void); /* overrideable USB pinmux setup */
+void pin_mux_spi(void); /* overrideable SPI pinmux setup */
+void pin_mux_nand(void); /* overrideable NAND pinmux setup */
+void pin_mux_display(void); /* overrideable DISPLAY pinmux setup */

#endif
diff --git a/board/nvidia/common/board.c b/board/nvidia/common/board.c
index 76ec687..819c120 100644
--- a/board/nvidia/common/board.c
+++ b/board/nvidia/common/board.c
@@ -87,6 +87,12 @@ void __pin_mux_nand(void)

void pin_mux_nand(void) __attribute__((weak, alias("__pin_mux_nand")));

+void __pin_mux_display(void)
+{
+}
+
+void pin_mux_display(void) __attribute__((weak, alias("__pin_mux_display")));
+
/*
* Routine: power_det_init
* Description: turn off power detects
@@ -126,6 +132,7 @@ int board_init(void)
debug("%s: Failed to init pwm\n", __func__);
#endif
#ifdef CONFIG_LCD
+ pin_mux_display();
tegra_lcd_check_next_stage(gd->fdt_blob, 0);
#endif
/* boot param addr */
--
1.7.9.5