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Diffstat (limited to 'arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c')
-rw-r--r--arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c51
1 files changed, 46 insertions, 5 deletions
diff --git a/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c b/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c
index 2cf603e..dfd2da8 100644
--- a/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c
+++ b/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c
@@ -23,6 +23,7 @@
#include <linux/leds.h>
#include <linux/platform_device.h>
#include <linux/input.h>
+#include <linux/spi/spi.h>
#include <video/platform_lcd.h>
#include <mach/hardware.h>
@@ -87,12 +88,22 @@ static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = {
/* CAN */
MX25_PAD_GPIO_D__CAN2_RX,
MX25_PAD_GPIO_C__CAN2_TX,
+ /* SPI1 */
+ MX25_PAD_CSPI1_MOSI__CSPI1_MOSI,
+ MX25_PAD_CSPI1_MISO__CSPI1_MISO,
+ MX25_PAD_CSPI1_SS0__GPIO_1_16,
+ MX25_PAD_CSPI1_SS1__GPIO_1_17,
+ MX25_PAD_CSPI1_SCLK__CSPI1_SCLK,
+ MX25_PAD_CSPI1_RDY__GPIO_2_22,
};
-#define GPIO_LED1 83
-#define GPIO_SWITCH1 82
-#define GPIO_SD1CD 52
-#define GPIO_LCDPWR 26
+#define GPIO_LED1 IMX_GPIO_NR(3, 19)
+#define GPIO_SWITCH1 IMX_GPIO_NR(3, 18)
+#define GPIO_SD1CD IMX_GPIO_NR(2, 20)
+#define GPIO_LCDPWR IMX_GPIO_NR(1, 26)
+#define GPIO_SPI1_SS0 IMX_GPIO_NR(1, 16)
+#define GPIO_SPI1_SS1 IMX_GPIO_NR(1, 17)
+#define GPIO_SPI1_IRQ IMX_GPIO_NR(2, 22)
static struct imx_fb_videomode eukrea_mximxsd_modes[] = {
{
@@ -228,6 +239,30 @@ static struct esdhc_platform_data sd1_pdata = {
.wp_type = ESDHC_WP_NONE,
};
+static struct spi_board_info eukrea_mbimxsd25_spi_board_info[] __initdata = {
+ {
+ .modalias = "spidev",
+ .max_speed_hz = 20000000,
+ .bus_num = 0,
+ .chip_select = 0,
+ .mode = SPI_MODE_0,
+ },
+ {
+ .modalias = "spidev",
+ .max_speed_hz = 20000000,
+ .bus_num = 0,
+ .chip_select = 1,
+ .mode = SPI_MODE_0,
+ },
+};
+
+static int eukrea_mbimxsd25_spi_cs[] = {GPIO_SPI1_SS0, GPIO_SPI1_SS1};
+
+static const struct spi_imx_master eukrea_mbimxsd25_spi0_data __initconst = {
+ .chipselect = eukrea_mbimxsd25_spi_cs,
+ .num_chipselect = ARRAY_SIZE(eukrea_mbimxsd25_spi_cs),
+};
+
/*
* system init for baseboard usage. Will be called by cpuimx25 init.
*
@@ -257,11 +292,17 @@ void __init eukrea_mbimxsd25_baseboard_init(void)
gpio_request(GPIO_LCDPWR, "LCDPWR");
gpio_direction_output(GPIO_LCDPWR, 1);
- gpio_free(GPIO_SWITCH1);
i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));
+ gpio_request(GPIO_SPI1_IRQ, "SPI1_IRQ");
+ gpio_direction_input(GPIO_SPI1_IRQ);
+ gpio_free(GPIO_SPI1_IRQ);
+ imx25_add_spi_imx0(&eukrea_mbimxsd25_spi0_data);
+ spi_register_board_info(eukrea_mbimxsd25_spi_board_info,
+ ARRAY_SIZE(eukrea_mbimxsd25_spi_board_info));
+
platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
gpio_led_register_device(-1, &eukrea_mbimxsd_led_info);
imx_add_gpio_keys(&eukrea_mbimxsd_button_data);