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ARM: mx31_3ds: Add I2C support

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Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Fabio Estevam
2011-03-01 16:59:45 -03:00
committed by Sascha Hauer
parent 352cd9a0b8
commit 3d94302442
2 changed files with 9 additions and 0 deletions
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1
arch/arm/mach-mx3/Kconfig
View File

@@ -94,6 +94,7 @@ config MACH_MX31_3DS
select MXC_DEBUG_BOARD select MXC_DEBUG_BOARD
select IMX_HAVE_PLATFORM_FSL_USB2_UDC select IMX_HAVE_PLATFORM_FSL_USB2_UDC
select IMX_HAVE_PLATFORM_IMX2_WDT select IMX_HAVE_PLATFORM_IMX2_WDT
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_IMX_KEYPAD select IMX_HAVE_PLATFORM_IMX_KEYPAD
select IMX_HAVE_PLATFORM_IMX_UART select IMX_HAVE_PLATFORM_IMX_UART
select IMX_HAVE_PLATFORM_MXC_EHCI select IMX_HAVE_PLATFORM_MXC_EHCI

8
arch/arm/mach-mx3/mach-mx31_3ds.c
View File

@@ -96,6 +96,9 @@ static int mx31_3ds_pins[] = {
IOMUX_MODE(MX31_PIN_PC_RW_B, IOMUX_CONFIG_ALT1), IOMUX_MODE(MX31_PIN_PC_RW_B, IOMUX_CONFIG_ALT1),
/* USB Host2 reset */ /* USB Host2 reset */
IOMUX_MODE(MX31_PIN_USB_BYP, IOMUX_CONFIG_GPIO), 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, .flags = IMXUART_HAVE_RTSCTS,
}; };
static const struct imxi2c_platform_data mx31_3ds_i2c0_data __initconst = {
.bitrate = 100000,
};
static void __init mx31_3ds_init(void) static void __init mx31_3ds_init(void)
{ {
mxc_iomux_setup_multiple_pins(mx31_3ds_pins, ARRAY_SIZE(mx31_3ds_pins), 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 " printk(KERN_WARNING "Init of the debug board failed, all "
"devices on the debug board are unusable.\n"); "devices on the debug board are unusable.\n");
imx31_add_imx2_wdt(NULL); imx31_add_imx2_wdt(NULL);
imx31_add_imx_i2c0(&mx31_3ds_i2c0_data);
} }
static void __init mx31_3ds_timer_init(void) static void __init mx31_3ds_timer_init(void)