From: Fabio Estevam Date: Tue, 1 Mar 2011 19:59:46 +0000 (-0300) Subject: ARM: mx27_3ds: Add I2C support X-Git-Tag: firefly_0821_release~7613^2~2162^2~5^2~35 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5885f0362b3fbe476b7ef0af0beac7a114a0a8dd;p=firefly-linux-kernel-4.4.55.git ARM: mx27_3ds: Add I2C support Signed-off-by: Fabio Estevam Signed-off-by: Sascha Hauer --- diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 17e2c6dce987..3f88df6e66cc 100644 --- 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 ba88417345ab..f4f2725b6945 100644 --- 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)