From 352cd9a0b849494a44a46c60219b8b6ea99f1d70 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Tue, 1 Mar 2011 16:59:44 -0300 Subject: [PATCH] ARM: mx35_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-mx35_3ds.c | 8 ++++++++ 2 files changed, 9 insertions(+) diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig index 4f57f13c028c..8b4b097bea3e 100644 --- a/arch/arm/mach-mx3/Kconfig +++ b/arch/arm/mach-mx3/Kconfig @@ -183,6 +183,7 @@ config MACH_MX35_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_UART select IMX_HAVE_PLATFORM_MXC_EHCI select IMX_HAVE_PLATFORM_MXC_NAND diff --git a/arch/arm/mach-mx3/mach-mx35_3ds.c b/arch/arm/mach-mx3/mach-mx35_3ds.c index be12ac1d1954..5f35d5c88f19 100644 --- a/arch/arm/mach-mx3/mach-mx35_3ds.c +++ b/arch/arm/mach-mx3/mach-mx35_3ds.c @@ -118,6 +118,9 @@ static iomux_v3_cfg_t mx35pdk_pads[] = { MX35_PAD_SD1_DATA1__ESDHC1_DAT1, MX35_PAD_SD1_DATA2__ESDHC1_DAT2, MX35_PAD_SD1_DATA3__ESDHC1_DAT3, + /* I2C1 */ + MX35_PAD_I2C1_CLK__I2C1_SCL, + MX35_PAD_I2C1_DAT__I2C1_SDA, }; static int mx35_3ds_otg_init(struct platform_device *pdev) @@ -163,6 +166,10 @@ static int __init mx35_3ds_otg_mode(char *options) } __setup("otg_mode=", mx35_3ds_otg_mode); +static const struct imxi2c_platform_data mx35_3ds_i2c0_data __initconst = { + .bitrate = 100000, +}; + /* * Board specific initialization. */ @@ -190,6 +197,7 @@ static void __init mx35_3ds_init(void) if (mxc_expio_init(MX35_CS5_BASE_ADDR, EXPIO_PARENT_INT)) pr_warn("Init of the debugboard failed, all " "devices on the debugboard are unusable.\n"); + imx35_add_imx_i2c0(&mx35_3ds_i2c0_data); } static void __init mx35pdk_timer_init(void)