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Diffstat (limited to 'arch/arm/mach-mx5/board-mx53_loco.c')
-rw-r--r--arch/arm/mach-mx5/board-mx53_loco.c74
1 files changed, 68 insertions, 6 deletions
diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c
index 1b947e8..237bdec 100644
--- a/arch/arm/mach-mx5/board-mx53_loco.c
+++ b/arch/arm/mach-mx5/board-mx53_loco.c
@@ -22,6 +22,7 @@
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/gpio.h>
+#include <linux/i2c.h>
#include <mach/common.h>
#include <mach/hardware.h>
@@ -38,6 +39,11 @@
#define MX53_LOCO_UI1 IMX_GPIO_NR(2, 14)
#define MX53_LOCO_UI2 IMX_GPIO_NR(2, 15)
#define LOCO_FEC_PHY_RST IMX_GPIO_NR(7, 6)
+#define LOCO_LED IMX_GPIO_NR(7, 7)
+#define LOCO_SD3_CD IMX_GPIO_NR(3, 11)
+#define LOCO_SD3_WP IMX_GPIO_NR(3, 12)
+#define LOCO_SD1_CD IMX_GPIO_NR(3, 13)
+#define LOCO_ACCEL_EN IMX_GPIO_NR(6, 14)
static iomux_v3_cfg_t mx53_loco_pads[] = {
/* FEC */
@@ -60,6 +66,10 @@ static iomux_v3_cfg_t mx53_loco_pads[] = {
MX53_PAD_KEY_ROW0__AUDMUX_AUD5_TXD,
MX53_PAD_KEY_COL1__AUDMUX_AUD5_TXFS,
MX53_PAD_KEY_ROW1__AUDMUX_AUD5_RXD,
+ /* I2C1 */
+ MX53_PAD_CSI0_DAT8__I2C1_SDA,
+ MX53_PAD_CSI0_DAT9__I2C1_SCL,
+ MX53_PAD_NANDF_CS1__GPIO6_14, /* Accelerometer Enable */
/* I2C2 */
MX53_PAD_KEY_COL3__I2C2_SCL,
MX53_PAD_KEY_ROW3__I2C2_SDA,
@@ -70,6 +80,8 @@ static iomux_v3_cfg_t mx53_loco_pads[] = {
MX53_PAD_SD1_DATA1__ESDHC1_DAT1,
MX53_PAD_SD1_DATA2__ESDHC1_DAT2,
MX53_PAD_SD1_DATA3__ESDHC1_DAT3,
+ /* SD1_CD */
+ MX53_PAD_EIM_DA13__GPIO3_13,
/* SD3 */
MX53_PAD_PATA_DATA8__ESDHC3_DAT0,
MX53_PAD_PATA_DATA9__ESDHC3_DAT1,
@@ -163,7 +175,7 @@ static iomux_v3_cfg_t mx53_loco_pads[] = {
MX53_PAD_GPIO_7__SPDIF_PLOCK,
MX53_PAD_GPIO_17__SPDIF_OUT1,
/* GPIO */
- MX53_PAD_PATA_DA_1__GPIO7_7,
+ MX53_PAD_PATA_DA_1__GPIO7_7, /* LED */
MX53_PAD_PATA_DA_2__GPIO7_8,
MX53_PAD_PATA_DATA5__GPIO2_5,
MX53_PAD_PATA_DATA6__GPIO2_6,
@@ -202,6 +214,19 @@ static const struct gpio_keys_platform_data loco_button_data __initconst = {
.nbuttons = ARRAY_SIZE(loco_buttons),
};
+static const struct esdhc_platform_data mx53_loco_sd1_data __initconst = {
+ .cd_gpio = LOCO_SD1_CD,
+ .cd_type = ESDHC_CD_GPIO,
+ .wp_type = ESDHC_WP_NONE,
+};
+
+static const struct esdhc_platform_data mx53_loco_sd3_data __initconst = {
+ .cd_gpio = LOCO_SD3_CD,
+ .wp_gpio = LOCO_SD3_WP,
+ .cd_type = ESDHC_CD_GPIO,
+ .wp_type = ESDHC_WP_GPIO,
+};
+
static inline void mx53_loco_fec_reset(void)
{
int ret;
@@ -217,7 +242,7 @@ static inline void mx53_loco_fec_reset(void)
gpio_set_value(LOCO_FEC_PHY_RST, 1);
}
-static struct fec_platform_data mx53_loco_fec_data = {
+static const struct fec_platform_data mx53_loco_fec_data __initconst = {
.phy = PHY_INTERFACE_MODE_RMII,
};
@@ -225,19 +250,55 @@ static const struct imxi2c_platform_data mx53_loco_i2c_data __initconst = {
.bitrate = 100000,
};
-static void __init mx53_loco_board_init(void)
+static const struct gpio_led mx53loco_leds[] __initconst = {
+ {
+ .name = "green",
+ .default_trigger = "heartbeat",
+ .gpio = LOCO_LED,
+ },
+};
+
+static const struct gpio_led_platform_data mx53loco_leds_data __initconst = {
+ .leds = mx53loco_leds,
+ .num_leds = ARRAY_SIZE(mx53loco_leds),
+};
+
+void __init imx53_qsb_common_init(void)
{
mxc_iomux_v3_setup_multiple_pads(mx53_loco_pads,
- ARRAY_SIZE(mx53_loco_pads));
+ ARRAY_SIZE(mx53_loco_pads));
+}
+
+static struct i2c_board_info mx53loco_i2c_devices[] = {
+ {
+ I2C_BOARD_INFO("mma8450", 0x1C),
+ },
+};
+
+static void __init mx53_loco_board_init(void)
+{
+ int ret;
+ imx53_soc_init();
+ imx53_qsb_common_init();
+
imx53_add_imx_uart(0, NULL);
mx53_loco_fec_reset();
imx53_add_fec(&mx53_loco_fec_data);
imx53_add_imx2_wdt(0, NULL);
+
+ ret = gpio_request_one(LOCO_ACCEL_EN, GPIOF_OUT_INIT_HIGH, "accel_en");
+ if (ret)
+ pr_err("Cannot request ACCEL_EN pin: %d\n", ret);
+
+ i2c_register_board_info(0, mx53loco_i2c_devices,
+ ARRAY_SIZE(mx53loco_i2c_devices));
imx53_add_imx_i2c(0, &mx53_loco_i2c_data);
imx53_add_imx_i2c(1, &mx53_loco_i2c_data);
- imx53_add_sdhci_esdhc_imx(0, NULL);
- imx53_add_sdhci_esdhc_imx(2, NULL);
+ imx53_add_sdhci_esdhc_imx(0, &mx53_loco_sd1_data);
+ imx53_add_sdhci_esdhc_imx(2, &mx53_loco_sd3_data);
imx_add_gpio_keys(&loco_button_data);
+ gpio_led_register_device(-1, &mx53loco_leds_data);
+ imx53_add_ahci_imx();
}
static void __init mx53_loco_timer_init(void)
@@ -253,6 +314,7 @@ MACHINE_START(MX53_LOCO, "Freescale MX53 LOCO Board")
.map_io = mx53_map_io,
.init_early = imx53_init_early,
.init_irq = mx53_init_irq,
+ .handle_irq = imx53_handle_irq,
.timer = &mx53_loco_timer,
.init_machine = mx53_loco_board_init,
MACHINE_END