summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-mx5/board-mx53_evk.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-mx5/board-mx53_evk.c')
-rw-r--r--arch/arm/mach-mx5/board-mx53_evk.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/board-mx53_evk.c b/arch/arm/mach-mx5/board-mx53_evk.c
index fa97d0d5dd05..caee04c08238 100644
--- a/arch/arm/mach-mx5/board-mx53_evk.c
+++ b/arch/arm/mach-mx5/board-mx53_evk.c
@@ -21,6 +21,11 @@
#include <linux/init.h>
#include <linux/clk.h>
+#include <linux/fec.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/spi/flash.h>
+#include <linux/spi/spi.h>
#include <mach/common.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
@@ -29,6 +34,10 @@
#include <mach/imx-uart.h>
#include <mach/iomux-mx53.h>
+#define SMD_FEC_PHY_RST IMX_GPIO_NR(7, 6)
+#define EVK_ECSPI1_CS0 IMX_GPIO_NR(2, 30)
+#define EVK_ECSPI1_CS1 IMX_GPIO_NR(3, 19)
+
#include "crm_regs.h"
#include "devices-imx53.h"
@@ -47,6 +56,14 @@ static iomux_v3_cfg_t mx53_evk_pads[] = {
MX53_PAD_ATA_CS_1__UART3_RXD,
MX53_PAD_ATA_DA_1__UART3_CTS,
MX53_PAD_ATA_DA_2__UART3_RTS,
+
+ MX53_PAD_EIM_D16__CSPI1_SCLK,
+ MX53_PAD_EIM_D17__CSPI1_MISO,
+ MX53_PAD_EIM_D18__CSPI1_MOSI,
+
+ /* ecspi chip select lines */
+ MX53_PAD_EIM_EB2__GPIO_2_30,
+ MX53_PAD_EIM_D19__GPIO_3_19,
};
static const struct imxuart_platform_data mx53_evk_uart_pdata __initconst = {
@@ -60,11 +77,68 @@ static inline void mx53_evk_init_uart(void)
imx53_add_imx_uart(2, &mx53_evk_uart_pdata);
}
+static const struct imxi2c_platform_data mx53_evk_i2c_data __initconst = {
+ .bitrate = 100000,
+};
+
+static inline void mx53_evk_fec_reset(void)
+{
+ int ret;
+
+ /* reset FEC PHY */
+ ret = gpio_request(SMD_FEC_PHY_RST, "fec-phy-reset");
+ if (ret) {
+ printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret);
+ return;
+ }
+ gpio_direction_output(SMD_FEC_PHY_RST, 0);
+ gpio_set_value(SMD_FEC_PHY_RST, 0);
+ msleep(1);
+ gpio_set_value(SMD_FEC_PHY_RST, 1);
+}
+
+static struct fec_platform_data mx53_evk_fec_pdata = {
+ .phy = PHY_INTERFACE_MODE_RMII,
+};
+
+static struct spi_board_info mx53_evk_spi_board_info[] __initdata = {
+ {
+ .modalias = "mtd_dataflash",
+ .max_speed_hz = 25000000,
+ .bus_num = 0,
+ .chip_select = 1,
+ .mode = SPI_MODE_0,
+ .platform_data = NULL,
+ },
+};
+
+static int mx53_evk_spi_cs[] = {
+ EVK_ECSPI1_CS0,
+ EVK_ECSPI1_CS1,
+};
+
+static const struct spi_imx_master mx53_evk_spi_data __initconst = {
+ .chipselect = mx53_evk_spi_cs,
+ .num_chipselect = ARRAY_SIZE(mx53_evk_spi_cs),
+};
+
static void __init mx53_evk_board_init(void)
{
mxc_iomux_v3_setup_multiple_pads(mx53_evk_pads,
ARRAY_SIZE(mx53_evk_pads));
mx53_evk_init_uart();
+ mx53_evk_fec_reset();
+ imx53_add_fec(&mx53_evk_fec_pdata);
+
+ imx53_add_imx_i2c(0, &mx53_evk_i2c_data);
+ imx53_add_imx_i2c(1, &mx53_evk_i2c_data);
+
+ imx53_add_sdhci_esdhc_imx(0, NULL);
+ imx53_add_sdhci_esdhc_imx(1, NULL);
+
+ spi_register_board_info(mx53_evk_spi_board_info,
+ ARRAY_SIZE(mx53_evk_spi_board_info));
+ imx53_add_ecspi(0, &mx53_evk_spi_data);
}
static void __init mx53_evk_timer_init(void)