[U-Boot] [PATCH v1 6/8] OMAP3: mt_ventoux: disable the buzzer at start-up

Stefano Babic sbabic at denx.de
Tue Aug 28 09:46:45 CEST 2012


Signed-off-by: Stefano Babic <sbabic at denx.de>
---
 board/teejet/mt_ventoux/mt_ventoux.c |   14 ++++++++++++++
 board/teejet/mt_ventoux/mt_ventoux.h |    4 ----
 2 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/board/teejet/mt_ventoux/mt_ventoux.c b/board/teejet/mt_ventoux/mt_ventoux.c
index b7744a9..814e72f 100644
--- a/board/teejet/mt_ventoux/mt_ventoux.c
+++ b/board/teejet/mt_ventoux/mt_ventoux.c
@@ -39,6 +39,9 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
+#define BUZZER		140
+#define SPEAKER		141
+
 #ifndef CONFIG_FPGA
 #error "The Teejet mt_ventoux must have CONFIG_FPGA enabled"
 #endif
@@ -193,6 +196,17 @@ int board_init(void)
 
 	mt_ventoux_init_fpga();
 
+	/* GPIO_140: speaker #mute */
+	MUX_VAL(CP(MCBSP3_DX),		(IEN | PTU | EN | M4))
+	/* GPIO_141: Buzz Hi */
+	MUX_VAL(CP(MCBSP3_DR),		(IEN  | PTU | EN | M4))
+
+	/* Turning off the buzzer */
+	gpio_request(BUZZER, "BUZZER_MUTE");
+	gpio_request(SPEAKER, "SPEAKER");
+	gpio_direction_output(BUZZER, 0);
+	gpio_direction_output(SPEAKER, 0);
+
 	return 0;
 }
 
diff --git a/board/teejet/mt_ventoux/mt_ventoux.h b/board/teejet/mt_ventoux/mt_ventoux.h
index d1fee25..eadb8a5 100644
--- a/board/teejet/mt_ventoux/mt_ventoux.h
+++ b/board/teejet/mt_ventoux/mt_ventoux.h
@@ -223,10 +223,6 @@ const omap3_sysinfo sysinfo = {
 	MUX_VAL(CP(MCBSP2_DX),		(IEN | PTD | EN | M4)) \
 			/* GPIO_119: FPGA_INIT */ \
 	\
-	MUX_VAL(CP(MCBSP3_DX),		(IEN | PTU | EN | M4)) \
-			/* GPIO_140: speaker #mute */\
-	MUX_VAL(CP(MCBSP3_DR),		(IEN  | PTU | EN | M4)) \
-			/* GPIO_141: Buzz Hi */\
 	MUX_VAL(CP(MCBSP3_CLKX),	(IEN  | PTU | EN | M4)) \
 	MUX_VAL(CP(MCBSP3_FSX),		(IEN  | PTU | EN | M4)) \
 	\
-- 
1.7.9.5



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