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authorTroy Kisky <troy.kisky@boundarydevices.com>2012-04-24 17:33:26 +0000
committerHeiko Schocher <hs@denx.de>2012-07-11 10:54:52 +0200
commit3174689be239aae5901fbc5c484a15444bbe96ea (patch)
tree2675a96c7e53473a063932c35a048c9bcb1ff2e5 /board/freescale/mx6qsabrelite
parentde6f604de245b19ce2e330bc63b6522af134d7ae (diff)
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mx6qsabrelite: add i2c support
Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com> Acked-by: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'board/freescale/mx6qsabrelite')
-rw-r--r--board/freescale/mx6qsabrelite/mx6qsabrelite.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/board/freescale/mx6qsabrelite/mx6qsabrelite.c b/board/freescale/mx6qsabrelite/mx6qsabrelite.c
index 29cbfed..0eae96d 100644
--- a/board/freescale/mx6qsabrelite/mx6qsabrelite.c
+++ b/board/freescale/mx6qsabrelite/mx6qsabrelite.c
@@ -55,6 +55,11 @@ DECLARE_GLOBAL_DATA_PTR;
PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
+#define I2C_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
+ PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
+ PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
+ PAD_CTL_ODE | PAD_CTL_SRE_FAST)
+
int dram_init(void)
{
gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
@@ -72,6 +77,11 @@ iomux_v3_cfg_t uart2_pads[] = {
MX6Q_PAD_EIM_D27__UART2_RXD | MUX_PAD_CTRL(UART_PAD_CTRL),
};
+iomux_v3_cfg_t i2c3_pads[] = {
+ MX6Q_PAD_GPIO_5__I2C3_SCL | MUX_PAD_CTRL(I2C_PAD_CTRL),
+ MX6Q_PAD_GPIO_16__I2C3_SDA | MUX_PAD_CTRL(I2C_PAD_CTRL),
+};
+
iomux_v3_cfg_t usdhc3_pads[] = {
MX6Q_PAD_SD3_CLK__USDHC3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
MX6Q_PAD_SD3_CMD__USDHC3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
@@ -336,6 +346,7 @@ int board_init(void)
#ifdef CONFIG_MXC_SPI
setup_spi();
#endif
+ imx_iomux_v3_setup_multiple_pads(i2c3_pads, ARRAY_SIZE(i2c3_pads));
#ifdef CONFIG_CMD_SATA
setup_sata();