ARM: imx: eukrea_mbimxsd: add audio support

Signed-off-by: Eric Bénard <eric@eukrea.com>
Cc: Sascha Hauer <kernel@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arch/arm/mach-imx/Kconfig

@@ -707,6 +707,7 @@ choice
 config MACH_EUKREA_MBIMXSD51_BASEBOARD
 	prompt "Eukrea MBIMXSD development board"
 	bool
+	select IMX_HAVE_PLATFORM_IMX_SSI
 	select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
 	select LEDS_GPIO_REGISTER
 	help

arch/arm/mach-imx/eukrea_mbimxsd-baseboard.c

@@ -66,6 +66,11 @@ static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = {
 	NEW_PAD_CTRL(MX51_PAD_GPIO1_0__SD1_CD, PAD_CTL_PUS_22K_UP |
 			PAD_CTL_PKE | PAD_CTL_SRE_FAST |
 			PAD_CTL_DSE_HIGH | PAD_CTL_PUE | PAD_CTL_HYS),
+	/* SSI */
+	MX51_PAD_AUD3_BB_TXD__AUD3_TXD,
+	MX51_PAD_AUD3_BB_RXD__AUD3_RXD,
+	MX51_PAD_AUD3_BB_CK__AUD3_TXC,
+	MX51_PAD_AUD3_BB_FS__AUD3_TXFS,
 };
 
 #define GPIO_LED1	IMX_GPIO_NR(3, 30)
@@ -112,6 +117,11 @@ static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = {
 	},
 };
 
+static const
+struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = {
+	.flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
+};
+
 /*
  * system init for baseboard usage. Will be called by cpuimx51sd init.
  *
@@ -129,6 +139,8 @@ void __init eukrea_mbimxsd51_baseboard_init(void)
 
 	imx51_add_sdhci_esdhc_imx(0, NULL);
 
+	imx51_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
+
 	gpio_request(GPIO_LED1, "LED1");
 	gpio_direction_output(GPIO_LED1, 1);
 	gpio_free(GPIO_LED1);