[ARM] pxa: AC97 pin functions for Colibri PXA310/320

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Cc: Matthias Meier <matthias.j.meier@gmx.net>
Signed-off-by: Eric Miao <eric.miao@marvell.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/colibri-pxa320.c b/arch/arm/mach-pxa/colibri-pxa320.c
index b67736743518..573a9a1dd529 100644
--- a/arch/arm/mach-pxa/colibri-pxa320.c
+++ b/arch/arm/mach-pxa/colibri-pxa320.c
@@ -145,12 +145,32 @@ static void __init colibri_pxa320_init_lcd(void)
 static inline void colibri_pxa320_init_lcd(void) {}
 #endif
 
+#if defined(SND_AC97_CODEC) || defined(SND_AC97_CODEC_MODULE)
+static mfp_cfg_t colibri_pxa320_ac97_pin_config[] __initdata = {
+        GPIO34_AC97_SYSCLK,
+        GPIO35_AC97_SDATA_IN_0,
+        GPIO37_AC97_SDATA_OUT,
+        GPIO38_AC97_SYNC,
+        GPIO39_AC97_BITCLK,
+        GPIO40_AC97_nACRESET
+};
+
+static inline void __init colibri_pxa320_init_ac97(void)
+{
+        pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_ac97_pin_config));
+        pxa_set_ac97_info(NULL);
+}
+#else
+static inline void colibri_pxa320_init_ac97(void) {}
+#endif
+
 void __init colibri_pxa320_init(void)
 {
         colibri_pxa320_init_eth();
         colibri_pxa320_init_ohci();
         colibri_pxa320_init_lcd();
         colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO39_GPIO));
+        colibri_pxa320_init_ac97();
         colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa320_mmc_pin_config),
                                 mfp_to_gpio(MFP_PIN_GPIO28));
 }