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authorRichard Zhao <richard.zhao@freescale.com>2011-01-14 17:48:03 +0800
committerSascha Hauer <s.hauer@pengutronix.de>2011-01-19 09:57:56 +0100
commit82c520dccf7fd5afcd95b941f48c25f38c162c77 (patch)
treeed72bdbe69635ebb7e0918c3b6d60b2009e45a5f /arch/arm/mach-mx5
parenta929dcf70ed74b8ff52b6fca54f6ebb463e829f4 (diff)
downloadblackbird-op-linux-82c520dccf7fd5afcd95b941f48c25f38c162c77.tar.gz
blackbird-op-linux-82c520dccf7fd5afcd95b941f48c25f38c162c77.zip
arm: mx50_rdp: add fec support
Signed-off-by: Richard Zhao <richard.zhao@freescale.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx5')
-rw-r--r--arch/arm/mach-mx5/Kconfig1
-rw-r--r--arch/arm/mach-mx5/board-mx50_rdp.c22
-rw-r--r--arch/arm/mach-mx5/devices-imx50.h5
3 files changed, 26 insertions, 2 deletions
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig
index de4fa992fc3e..af8749b04ff1 100644
--- a/arch/arm/mach-mx5/Kconfig
+++ b/arch/arm/mach-mx5/Kconfig
@@ -157,6 +157,7 @@ config MACH_MX50_RDP
select IMX_HAVE_PLATFORM_IMX_UART
select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
select IMX_HAVE_PLATFORM_SPI_IMX
+ select IMX_HAVE_PLATFORM_FEC
help
Include support for MX50 reference design platform (RDP) board. This
includes specific configurations for the board and its peripherals.
diff --git a/arch/arm/mach-mx5/board-mx50_rdp.c b/arch/arm/mach-mx5/board-mx50_rdp.c
index e5bb600b4cb2..3180d43aeced 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 @@ static iomux_v3_cfg_t mx50_rdp_pads[] __initdata = {
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 @@ static iomux_v3_cfg_t mx50_rdp_pads[] __initdata = {
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 @@ static const struct imxuart_platform_data uart_pdata __initconst = {
.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 @@ static void __init mx50_rdp_board_init(void)
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)
diff --git a/arch/arm/mach-mx5/devices-imx50.h b/arch/arm/mach-mx5/devices-imx50.h
index 98ab07468a0e..e1093dbaa786 100644
--- a/arch/arm/mach-mx5/devices-imx50.h
+++ b/arch/arm/mach-mx5/devices-imx50.h
@@ -24,3 +24,8 @@
extern const struct imx_imx_uart_1irq_data imx50_imx_uart_data[] __initconst;
#define imx50_add_imx_uart(id, pdata) \
imx_add_imx_uart_1irq(&imx50_imx_uart_data[id], pdata)
+
+extern const struct imx_fec_data imx50_fec_data __initconst;
+#define imx50_add_fec(pdata) \
+ imx_add_fec(&imx50_fec_data, pdata)
+
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