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authorMark Brown <broonie@sirena.org.uk>2009-02-16 22:39:19 +0300
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-02-21 19:39:40 +0300
commit423145a5d4def58cff760809d48cfb21316d59a9 (patch)
treed8aa10d8dba3d0da8c5b352c398479267089dd47 /arch/arm/mach-at91/board-sam9g20ek.c
parentd92c60f802f3af56d15f14f7cb83e630586c87f9 (diff)
downloadlinux-423145a5d4def58cff760809d48cfb21316d59a9.tar.xz
[ARM] 5399/1: [AT91] Configure MCLK and SSC for AT91SAMG20-EK
The AT91SAM20-EK has a WM8731 attached to it with MCLK supplied from PCLK0 and the digital audio interface supplied by SSC0. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Andrew Victor <linux@maxim.org.za> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-at91/board-sam9g20ek.c')
-rw-r--r--arch/arm/mach-at91/board-sam9g20ek.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-sam9g20ek.c b/arch/arm/mach-at91/board-sam9g20ek.c
index 81439fe6fb3d..438efbb17482 100644
--- a/arch/arm/mach-at91/board-sam9g20ek.c
+++ b/arch/arm/mach-at91/board-sam9g20ek.c
@@ -238,6 +238,10 @@ static void __init ek_board_init(void)
at91_add_device_i2c(NULL, 0);
/* LEDs */
at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
+ /* PCK0 provides MCLK to the WM8731 */
+ at91_set_B_periph(AT91_PIN_PC1, 0);
+ /* SSC (for WM8731) */
+ at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX);
}
MACHINE_START(AT91SAM9G20EK, "Atmel AT91SAM9G20-EK")