arm: mx50_rdp: add fec support
Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx5/board-mx50_rdp.c b/arch/arm/mach-mx5/board-mx50_rdp.c
index e5bb600..3180d43 100644
--- a/arch/arm/mach-mx5/board-mx50_rdp.c
+++ b/arch/arm/mach-mx5/board-mx50_rdp.c
@@ -37,6 +37,9 @@
#include "devices-imx50.h"
+#define FEC_EN IMX_GPIO_NR(6, 23)
+#define FEC_RESET_B IMX_GPIO_NR(4, 12)
+
static iomux_v3_cfg_t mx50_rdp_pads[] __initdata = {
/* SD1 */
MX50_PAD_ECSPI2_SS0__GPIO_4_19,
@@ -102,7 +105,7 @@
MX50_PAD_I2C3_SCL__USBOTG_OC,
MX50_PAD_SSI_RXC__FEC_MDIO,
- MX50_PAD_SSI_RXC__FEC_MDIO,
+ MX50_PAD_SSI_RXFS__FEC_MDC,
MX50_PAD_DISP_D0__FEC_TXCLK,
MX50_PAD_DISP_D1__FEC_RX_ER,
MX50_PAD_DISP_D2__FEC_RX_DV,
@@ -111,7 +114,6 @@
MX50_PAD_DISP_D5__FEC_TX_EN,
MX50_PAD_DISP_D6__FEC_TXD1,
MX50_PAD_DISP_D7__FEC_TXD0,
- MX50_PAD_SSI_RXFS__FEC_MDC,
MX50_PAD_I2C3_SDA__GPIO_6_23,
MX50_PAD_ECSPI1_SCLK__GPIO_4_12,
@@ -168,6 +170,20 @@
.flags = IMXUART_HAVE_RTSCTS,
};
+static const struct fec_platform_data fec_data __initconst = {
+ .phy = PHY_INTERFACE_MODE_RMII,
+};
+
+static inline void mx50_rdp_fec_reset(void)
+{
+ gpio_request(FEC_EN, "fec-en");
+ gpio_direction_output(FEC_EN, 0);
+ gpio_request(FEC_RESET_B, "fec-reset_b");
+ gpio_direction_output(FEC_RESET_B, 0);
+ msleep(1);
+ gpio_set_value(FEC_RESET_B, 1);
+}
+
/*
* Board specific initialization.
*/
@@ -178,6 +194,8 @@
imx50_add_imx_uart(0, &uart_pdata);
imx50_add_imx_uart(1, &uart_pdata);
+ mx50_rdp_fec_reset();
+ imx50_add_fec(&fec_data);
}
static void __init mx50_rdp_timer_init(void)