[PATCH 2/9] ARM: OMAP: board-omap4panda: Pin mux configuration for audio needs

Peter Ujfalusi peter.ujfalusi at ti.com
Thu Oct 4 21:57:21 EST 2012


u-boot stopped configuring 'non essential' pins recently. These pins are
essential for audio and need to be done to have working audio on the board.
Pin Mux configuration for: twl6040 audpwron gpio, McPDM, and McBSP1.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi at ti.com>
---
 arch/arm/mach-omap2/board-omap4panda.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
index 57d217a..51d08fc 100644
--- a/arch/arm/mach-omap2/board-omap4panda.c
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -380,6 +380,21 @@ static struct omap_board_mux board_mux[] __initdata = {
 	/* NIRQ2 for twl6040 */
 	OMAP4_MUX(SYS_NIRQ2, OMAP_MUX_MODE0 |
 		  OMAP_PIN_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
+	/* GPIO_127 for twl6040 */
+	OMAP4_MUX(HDQ_SIO, OMAP_MUX_MODE3 | OMAP_PIN_OUTPUT),
+	/* McPDM */
+	OMAP4_MUX(ABE_PDM_UL_DATA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
+	OMAP4_MUX(ABE_PDM_DL_DATA, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
+	OMAP4_MUX(ABE_PDM_FRAME, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
+	OMAP4_MUX(ABE_PDM_LB_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
+	OMAP4_MUX(ABE_CLKS, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
+	/* McBSP1 */
+	OMAP4_MUX(ABE_MCBSP1_CLKX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
+	OMAP4_MUX(ABE_MCBSP1_DR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
+	OMAP4_MUX(ABE_MCBSP1_DX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT |
+		  OMAP_PULL_ENA),
+	OMAP4_MUX(ABE_MCBSP1_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
+
 	{ .reg_offset = OMAP_MUX_TERMINATOR },
 };
 
-- 
1.7.12



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