ARM: OMAP: board-am3517evm: Configure McBSP1 CLKR/FSR signal source

am3517evm board uses McBSP1 for audio with 4pin configuration.
The CLKR/FSR signals need to be connected to CLKX/FSX pin of the SoC in
this case.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c
index 18f601096ce1807aaf9ba2fa8712f707a7c3bba3..592812af84daa9fc83bc86a9213d46a70094e58f 100644 (file)
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -264,6 +264,16 @@ static __init void am3517_evm_musb_init(void)
        usb_musb_init(&musb_board_data);
 }
 
+static __init void am3517_evm_mcbsp1_init(void)
+{
+       u32 devconf0;
+
+       /* McBSP1 CLKR/FSR signal to be connected to CLKX/FSX pin */
+       devconf0 = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
+       devconf0 |=  OMAP2_MCBSP1_CLKR_MASK | OMAP2_MCBSP1_FSR_MASK;
+       omap_ctrl_writel(devconf0, OMAP2_CONTROL_DEVCONF0);
+}
+
 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
        .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
 #if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
@@ -373,6 +383,9 @@ static void __init am3517_evm_init(void)
        /* MUSB */
        am3517_evm_musb_init();
 
+       /* McBSP1 */
+       am3517_evm_mcbsp1_init();
+
        /* MMC init function */
        omap_hsmmc_init(mmc);
 }