From 3d94302442cce1124a0adc0402bf609d9d8d808c Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Tue, 1 Mar 2011 16:59:45 -0300 Subject: [PATCH] ARM: mx31_3ds: Add I2C support Signed-off-by: Fabio Estevam Signed-off-by: Sascha Hauer --- arch/arm/mach-mx3/Kconfig | 1 + arch/arm/mach-mx3/mach-mx31_3ds.c | 8 ++++++++ 2 files changed, 9 insertions(+) diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig index 8b4b097bea3e..340809a7d233 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 b7d0953046e1..35fdb2aeeaa3 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) -- 2.39.5