mx31ads: Configure SSI5 pins in IOMUX for PMIC module audio support
Mark Brown [Tue, 23 Feb 2010 11:05:11 +0000 (11:05 +0000)]
SSI5 on the CPU is connected to the PMIC module to provide audio support
so unconditionally configure the relevant pins on the CPU to route out
the signals.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arch/arm/mach-mx3/mach-mx31ads.c

index 2f02df2..b3d1a18 100644 (file)
@@ -483,6 +483,19 @@ static void mxc_init_i2c(void)
 }
 #endif
 
+static unsigned int ssi_pins[] = {
+       MX31_PIN_SFS5__SFS5,
+       MX31_PIN_SCK5__SCK5,
+       MX31_PIN_SRXD5__SRXD5,
+       MX31_PIN_STXD5__STXD5,
+};
+
+static void mxc_init_audio(void)
+{
+       mxc_register_device(&imx_ssi_device0, NULL);
+       mxc_iomux_setup_multiple_pins(ssi_pins, ARRAY_SIZE(ssi_pins), "ssi");
+}
+
 /*!
  * This structure defines static mappings for the i.MX31ADS board.
  */
@@ -518,6 +531,7 @@ static void __init mxc_board_init(void)
        mxc_init_extuart();
        mxc_init_imx_uart();
        mxc_init_i2c();
+       mxc_init_audio();
 }
 
 static void __init mx31ads_timer_init(void)