[U-Boot] [PATCH v3 6/9] OMAP3: mt_ventoux: disable the buzzer at start-up

Stefano Babic
2012-08-29T11:22:04Z

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