diff options
| author | Dinh Nguyen <Dinh.Nguyen@freescale.com> | 2010-05-27 10:45:04 -0500 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-07-26 14:17:58 +0200 |
| commit | 71c2e514d5827e4fb5c8f0f16d1e892dbfba3c00 (patch) | |
| tree | a873fe91d2246f642c0978853943ad5a58f1cd68 /arch/arm/plat-mxc/include/mach/iomux-mx51.h | |
| parent | 9b839ec0a880977d05ec4d25028ca4a0c3216c61 (diff) | |
mx5: Add i2c to Freescale MX51 Babbage HW
This patch adds I2C functionality to the Freescale MX51 Babbage HW.
The patch adds device structures, i2c board slave device defines,
IOMUX pin defines, and clocks.
Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/plat-mxc/include/mach/iomux-mx51.h')
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/iomux-mx51.h | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx51.h b/arch/arm/plat-mxc/include/mach/iomux-mx51.h index ab0f95d953d0..38961c6a6f0d 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx51.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx51.h @@ -38,6 +38,8 @@ typedef enum iomux_config { PAD_CTL_SRE_FAST) #define MX51_UART3_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_DSE_HIGH | \ PAD_CTL_SRE_FAST) +#define MX51_I2C_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_ODE | \ + PAD_CTL_DSE_HIGH | PAD_CTL_PUS_100K_UP | PAD_CTL_HYS) #define MX51_USBH1_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | \ PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \ PAD_CTL_PKE | PAD_CTL_HYS) @@ -57,10 +59,12 @@ typedef enum iomux_config { /* PAD MUX ALT INPSE PATH PADCTRL */ -#define MX51_PAD_GPIO_2_0__EIM_D16 IOMUX_PAD(0x3f0, 0x05c, 1, 0x0, 0, NO_PAD_CTRL) +#define MX51_PAD_EIM_D16__I2C1_SDA IOMUX_PAD(0x3f0, 0x05c, IOMUX_CONFIG_ALT4 | IOMUX_CONFIG_SION, \ + 0x09b4, 0, MX51_I2C_PAD_CTRL) #define MX51_PAD_GPIO_2_1__EIM_D17 IOMUX_PAD(0x3f4, 0x060, 1, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_2_2__EIM_D18 IOMUX_PAD(0x3f8, 0x064, 1, 0x0, 0, NO_PAD_CTRL) -#define MX51_PAD_GPIO_2_3__EIM_D19 IOMUX_PAD(0x3fc, 0x068, 1, 0x0, 0, NO_PAD_CTRL) +#define MX51_PAD_EIM_D19__I2C1_SCL IOMUX_PAD(0x3fc, 0x068, IOMUX_CONFIG_ALT4 | IOMUX_CONFIG_SION, \ + 0x09b0, 0, MX51_I2C_PAD_CTRL) #define MX51_PAD_GPIO_2_4__EIM_D20 IOMUX_PAD(0x400, 0x06c, 1, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_2_5__EIM_D21 IOMUX_PAD(0x404, 0x070, 1, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_EIM_D21__GPIO_2_5 IOMUX_PAD(0x404, 0x070, IOMUX_CONFIG_ALT1, 0x0, 0, MX51_GPIO_PAD_CTRL) @@ -179,8 +183,8 @@ typedef enum iomux_config { #define MX51_PAD_GPIO_4_14__CSI2_HSYNC IOMUX_PAD(0x5E0, 0x1F0, 3, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_4_15__CSI2_PIXCLK IOMUX_PAD(0x5E4, 0x1F4, 3, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_CSI2_PKE0__CSI2_PKE0 IOMUX_PAD(0x81C, 0x0, 0, 0x0, 0, NO_PAD_CTRL) -#define MX51_PAD_GPIO_4_16__I2C1_CLK IOMUX_PAD(0x5E8, 0x1F8, 3, 0x0, 0, NO_PAD_CTRL) -#define MX51_PAD_GPIO_4_17__I2C1_DAT IOMUX_PAD(0x5EC, 0x1FC, 3, 0x0, 0, NO_PAD_CTRL) +#define MX51_PAD_I2C1_CLK__HSI2C_CLK IOMUX_PAD(0x5E8, 0x1F8, IOMUX_CONFIG_ALT0, 0x0, 0, NO_PAD_CTRL) +#define MX51_PAD_I2C1_DAT__HSI2C_DAT IOMUX_PAD(0x5EC, 0x1FC, IOMUX_CONFIG_ALT0, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_4_18__AUD3_BB_TXD IOMUX_PAD(0x5F0, 0x200, 3, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_4_19__AUD3_BB_RXD IOMUX_PAD(0x5F4, 0x204, 3, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_4_20__AUD3_BB_CK IOMUX_PAD(0x5F8, 0x208, 3, 0x0, 0, NO_PAD_CTRL) @@ -213,8 +217,10 @@ typedef enum iomux_config { #define MX51_PAD_KEY_COL1__KEY_COL1 IOMUX_PAD(0x650, 0x260, 0, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_KEY_COL2__KEY_COL2 IOMUX_PAD(0x654, 0x264, 0, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_KEY_COL3__KEY_COL3 IOMUX_PAD(0x658, 0x268, 0, 0x0, 0, NO_PAD_CTRL) -#define MX51_PAD_KEY_COL4__KEY_COL4 IOMUX_PAD(0x65C, 0x26C, 0, 0x0, 0, NO_PAD_CTRL) -#define MX51_PAD_KEY_COL5__KEY_COL5 IOMUX_PAD(0x660, 0x270, 0, 0x0, 0, NO_PAD_CTRL) +#define MX51_PAD_KEY_COL4__I2C2_SCL IOMUX_PAD(0x65C, 0x26C, IOMUX_CONFIG_ALT3 | IOMUX_CONFIG_SION, \ + 0x09b8, 1, MX51_I2C_PAD_CTRL) +#define MX51_PAD_KEY_COL5__I2C2_SDA IOMUX_PAD(0x660, 0x270, IOMUX_CONFIG_ALT3 | IOMUX_CONFIG_SION, \ + 0x09bc, 1, MX51_I2C_PAD_CTRL) #define MX51_PAD_USBH1_CLK__USBH1_CLK IOMUX_PAD(0x678, 0x278, IOMUX_CONFIG_ALT0, 0x0, 0, MX51_USBH1_PAD_CTRL) #define MX51_PAD_USBH1_DIR__USBH1_DIR IOMUX_PAD(0x67C, 0x27C, IOMUX_CONFIG_ALT0, 0x0, 0, MX51_USBH1_PAD_CTRL) #define MX51_PAD_USBH1_STP__USBH1_STP IOMUX_PAD(0x680, 0x280, IOMUX_CONFIG_ALT0, 0x0, 0, MX51_USBH1_PAD_CTRL) |