@@ -115,6 +115,7 @@ 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
@@ -67,6 +67,11 @@ 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)
@@ -113,6 +118,11 @@ 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.
*
@@ -125,11 +135,29 @@ void __init eukrea_mbimxsd51_baseboard_init(void)
ARRAY_SIZE(eukrea_mbimxsd_pads)))
printk(KERN_ERR "error setting mbimxsd pads !\n");
+#if defined(CONFIG_SND_SOC_EUKREA_TLV320)
+ /* SSI unit master I2S codec connected to SSI_AUD3 */
+ mxc_audmux_v2_configure_port(0,
+ MXC_AUDMUX_V2_PTCR_SYN |
+ MXC_AUDMUX_V2_PTCR_TFSDIR |
+ MXC_AUDMUX_V2_PTCR_TFSEL(2) |
+ MXC_AUDMUX_V2_PTCR_TCLKDIR |
+ MXC_AUDMUX_V2_PTCR_TCSEL(2),
+ MXC_AUDMUX_V2_PDCR_RXDSEL(2)
+ );
+ mxc_audmux_v2_configure_port(2,
+ MXC_AUDMUX_V2_PTCR_SYN |
+ MXC_AUDMUX_V2_PTCR_TCSEL(0),
+ MXC_AUDMUX_V2_PDCR_RXDSEL(0)
+ );
+#endif
imx51_add_imx_uart(1, NULL);
imx51_add_imx_uart(2, &uart_pdata);
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);
Signed-off-by: Eric Bénard <eric@eukrea.com> Cc: Sascha Hauer <kernel@pengutronix.de> --- arch/arm/mach-mx5/Kconfig | 1 + arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c | 28 ++++++++++++++++++++++++++ 2 files changed, 29 insertions(+), 0 deletions(-)