ARM: mx27_3ds: Add I2C support

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 17e2c6d..3f88df6 100644 (file)
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -238,6 +238,7 @@ config MACH_MX27_3DS
        select SOC_IMX27
        select IMX_HAVE_PLATFORM_FSL_USB2_UDC
        select IMX_HAVE_PLATFORM_IMX2_WDT
+       select IMX_HAVE_PLATFORM_IMX_I2C
        select IMX_HAVE_PLATFORM_IMX_KEYPAD
        select IMX_HAVE_PLATFORM_IMX_UART
        select IMX_HAVE_PLATFORM_MXC_EHCI

diff --git a/arch/arm/mach-imx/mach-mx27_3ds.c b/arch/arm/mach-imx/mach-mx27_3ds.c
index ba88417..f4f2725 100644 (file)
--- a/arch/arm/mach-imx/mach-mx27_3ds.c
+++ b/arch/arm/mach-imx/mach-mx27_3ds.c
@@ -98,6 +98,9 @@ static const int mx27pdk_pins[] __initconst = {
        PD22_PF_CSPI2_SCLK,
        PD23_PF_CSPI2_MISO,
        PD24_PF_CSPI2_MOSI,
+       /* I2C1 */
+       PD17_PF_I2C_DATA,
+       PD18_PF_I2C_CLK,
 };
 
 static const struct imxuart_platform_data uart_pdata __initconst = {
@@ -257,6 +260,9 @@ static struct spi_board_info mx27_3ds_spi_devs[] __initdata = {
        },
 };
 
+static const struct imxi2c_platform_data mx27_3ds_i2c0_data __initconst = {
+       .bitrate = 100000,
+};
 
 static void __init mx27pdk_init(void)
 {
@@ -286,6 +292,7 @@ static void __init mx27pdk_init(void)
 
        if (mxc_expio_init(MX27_CS5_BASE_ADDR, EXPIO_PARENT_INT))
                pr_warn("Init of the debugboard failed, all devices on the debugboard are unusable.\n");
+       imx27_add_imx_i2c(0, &mx27_3ds_i2c0_data);
 }
 
 static void __init mx27pdk_timer_init(void)