summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-mx5/board-mx51_babbage.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-mx5/board-mx51_babbage.c')
-rw-r--r--arch/arm/mach-mx5/board-mx51_babbage.c34
1 files changed, 17 insertions, 17 deletions
diff --git a/arch/arm/mach-mx5/board-mx51_babbage.c b/arch/arm/mach-mx5/board-mx51_babbage.c
index 6021dd00ec75..e54e4bf61cfd 100644
--- a/arch/arm/mach-mx5/board-mx51_babbage.c
+++ b/arch/arm/mach-mx5/board-mx51_babbage.c
@@ -36,7 +36,7 @@
#define BABBAGE_USB_HUB_RESET IMX_GPIO_NR(1, 7)
#define BABBAGE_USBH1_STP IMX_GPIO_NR(1, 27)
-#define BABBAGE_PHY_RESET IMX_GPIO_NR(2, 5)
+#define BABBAGE_USB_PHY_RESET IMX_GPIO_NR(2, 5)
#define BABBAGE_FEC_PHY_RESET IMX_GPIO_NR(2, 14)
#define BABBAGE_POWER_KEY IMX_GPIO_NR(2, 21)
#define BABBAGE_ECSPI1_CS0 IMX_GPIO_NR(4, 24)
@@ -110,6 +110,9 @@ static iomux_v3_cfg_t mx51babbage_pads[] = {
/* USB HUB reset line*/
MX51_PAD_GPIO1_7__GPIO1_7,
+ /* USB PHY reset line */
+ MX51_PAD_EIM_D21__GPIO2_5,
+
/* FEC */
MX51_PAD_EIM_EB2__FEC_MDIO,
MX51_PAD_EIM_EB3__FEC_RDATA1,
@@ -169,34 +172,31 @@ static struct imxi2c_platform_data babbage_hsi2c_data = {
.bitrate = 400000,
};
+static struct gpio mx51_babbage_usbh1_gpios[] = {
+ { BABBAGE_USBH1_STP, GPIOF_OUT_INIT_LOW, "usbh1_stp" },
+ { BABBAGE_USB_PHY_RESET, GPIOF_OUT_INIT_LOW, "usbh1_phy_reset" },
+};
+
static int gpio_usbh1_active(void)
{
iomux_v3_cfg_t usbh1stp_gpio = MX51_PAD_USBH1_STP__GPIO1_27;
- iomux_v3_cfg_t phyreset_gpio = MX51_PAD_EIM_D21__GPIO2_5;
int ret;
/* Set USBH1_STP to GPIO and toggle it */
mxc_iomux_v3_setup_pad(usbh1stp_gpio);
- ret = gpio_request(BABBAGE_USBH1_STP, "usbh1_stp");
+ ret = gpio_request_array(mx51_babbage_usbh1_gpios,
+ ARRAY_SIZE(mx51_babbage_usbh1_gpios));
if (ret) {
- pr_debug("failed to get MX51_PAD_USBH1_STP__GPIO_1_27: %d\n", ret);
+ pr_debug("failed to get USBH1 pins: %d\n", ret);
return ret;
}
- gpio_direction_output(BABBAGE_USBH1_STP, 0);
- gpio_set_value(BABBAGE_USBH1_STP, 1);
- msleep(100);
- gpio_free(BABBAGE_USBH1_STP);
-
- /* De-assert USB PHY RESETB */
- mxc_iomux_v3_setup_pad(phyreset_gpio);
- ret = gpio_request(BABBAGE_PHY_RESET, "phy_reset");
- if (ret) {
- pr_debug("failed to get MX51_PAD_EIM_D21__GPIO_2_5: %d\n", ret);
- return ret;
- }
- gpio_direction_output(BABBAGE_PHY_RESET, 1);
+ msleep(100);
+ gpio_set_value(BABBAGE_USBH1_STP, 1);
+ gpio_set_value(BABBAGE_USB_PHY_RESET, 1);
+ gpio_free_array(mx51_babbage_usbh1_gpios,
+ ARRAY_SIZE(mx51_babbage_usbh1_gpios));
return 0;
}