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authorFabio Estevam <fabio.estevam@freescale.com>2011-03-01 16:59:45 -0300
committerSascha Hauer <s.hauer@pengutronix.de>2011-03-07 19:29:23 +0100
commit3d94302442cce1124a0adc0402bf609d9d8d808c (patch)
treeec4c26787f928b721aa31157415d5adc4e432eda /arch/arm/mach-mx3
parent352cd9a0b849494a44a46c60219b8b6ea99f1d70 (diff)
ARM: mx31_3ds: Add I2C support
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx3')
-rw-r--r--arch/arm/mach-mx3/Kconfig1
-rw-r--r--arch/arm/mach-mx3/mach-mx31_3ds.c8
2 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig
index 8b4b097bea3..340809a7d23 100644
--- a/arch/arm/mach-mx3/Kconfig
+++ b/arch/arm/mach-mx3/Kconfig
@@ -94,6 +94,7 @@ config MACH_MX31_3DS
select MXC_DEBUG_BOARD
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-mx3/mach-mx31_3ds.c b/arch/arm/mach-mx3/mach-mx31_3ds.c
index b7d0953046e..35fdb2aeeaa 100644
--- a/arch/arm/mach-mx3/mach-mx31_3ds.c
+++ b/arch/arm/mach-mx3/mach-mx31_3ds.c
@@ -96,6 +96,9 @@ static int mx31_3ds_pins[] = {
IOMUX_MODE(MX31_PIN_PC_RW_B, IOMUX_CONFIG_ALT1),
/* USB Host2 reset */
IOMUX_MODE(MX31_PIN_USB_BYP, IOMUX_CONFIG_GPIO),
+ /* I2C1 */
+ MX31_PIN_I2C_CLK__I2C1_SCL,
+ MX31_PIN_I2C_DAT__I2C1_SDA,
};
/*
@@ -323,6 +326,10 @@ static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
+static const struct imxi2c_platform_data mx31_3ds_i2c0_data __initconst = {
+ .bitrate = 100000,
+};
+
static void __init mx31_3ds_init(void)
{
mxc_iomux_setup_multiple_pins(mx31_3ds_pins, ARRAY_SIZE(mx31_3ds_pins),
@@ -356,6 +363,7 @@ static void __init mx31_3ds_init(void)
printk(KERN_WARNING "Init of the debug board failed, all "
"devices on the debug board are unusable.\n");
imx31_add_imx2_wdt(NULL);
+ imx31_add_imx_i2c0(&mx31_3ds_i2c0_data);
}
static void __init mx31_3ds_timer_init(void)