From 82c520dccf7fd5afcd95b941f48c25f38c162c77 Mon Sep 17 00:00:00 2001 From: Richard Zhao Date: Fri, 14 Jan 2011 17:48:03 +0800 Subject: [PATCH] arm: mx50_rdp: add fec support Signed-off-by: Richard Zhao Signed-off-by: Sascha Hauer --- arch/arm/mach-mx5/Kconfig | 1 + arch/arm/mach-mx5/board-mx50_rdp.c | 22 ++++++++++++++++++++-- arch/arm/mach-mx5/devices-imx50.h | 5 +++++ arch/arm/plat-mxc/devices/platform-fec.c | 5 +++++ 4 files changed, 31 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) + diff --git a/arch/arm/plat-mxc/devices/platform-fec.c b/arch/arm/plat-mxc/devices/platform-fec.c index b50c3517d083..4f529964224d 100644 --- a/arch/arm/plat-mxc/devices/platform-fec.c +++ b/arch/arm/plat-mxc/devices/platform-fec.c @@ -31,6 +31,11 @@ const struct imx_fec_data imx35_fec_data __initconst = imx_fec_data_entry_single(MX35); #endif +#ifdef CONFIG_SOC_IMX50 +const struct imx_fec_data imx50_fec_data __initconst = + imx_fec_data_entry_single(MX50); +#endif + #ifdef CONFIG_SOC_IMX51 const struct imx_fec_data imx51_fec_data __initconst = imx_fec_data_entry_single(MX51); -- 2.20.1