Add USB support.
Signed-off-by: Otavio Salvador <ota...@ossystems.com.br>
---
Changes in v2:
- Use plan gpio API call (Marek)
board/congatec/cgtqmx6eval/cgtqmx6eval.c | 44 ++++++++++++++++++++++++++++++++
include/configs/cgtqmx6eval.h | 15 +++++++++++
2 files changed, 59 insertions(+)
diff --git a/board/congatec/cgtqmx6eval/cgtqmx6eval.c
b/board/congatec/cgtqmx6eval/cgtqmx6eval.c
index 60e1e9a..812f7bb 100644
--- a/board/congatec/cgtqmx6eval/cgtqmx6eval.c
+++ b/board/congatec/cgtqmx6eval/cgtqmx6eval.c
@@ -151,6 +151,11 @@ static iomux_v3_cfg_t enet_pads_ar8035[] = {
MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL),
};
+static iomux_v3_cfg_t const usb_otg_pads[] = {
+ MX6_PAD_EIM_D22__USB_OTG_PWR | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_ENET_RX_ER__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
struct i2c_pads_info i2c_pad_info1 = {
.scl = {
@@ -460,6 +465,45 @@ int board_mmc_init(bd_t *bis)
}
#endif
+int board_ehci_hcd_init(int port)
+{
+ switch (port) {
+ case 0:
+ imx_iomux_v3_setup_multiple_pads(usb_otg_pads,
+ ARRAY_SIZE(usb_otg_pads));
+ /*
+ * set daisy chain for otg_pin_id on 6q.
+ * for 6dl, this bit is reserved
+ */
+ imx_iomux_set_gpr_register(1, 13, 1, 0);
+ break;
+ case 1:
+ /* nothing to do */
+ break;
+ default:
+ printf("Invalid USB port: %d\n", port);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+int board_ehci_power(int port, int on)
+{
+ switch (port) {
+ case 0:
+ break;
+ case 1:
+ gpio_direction_output(IMX_GPIO_NR(5, 5), on);
+ break;
+ default:
+ printf("Invalid USB port: %d\n", port);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
int board_early_init_f(void)
{
setup_iomux_uart();
diff --git a/include/configs/cgtqmx6eval.h b/include/configs/cgtqmx6eval.h
index df22534..ce995a8 100644
--- a/include/configs/cgtqmx6eval.h
+++ b/include/configs/cgtqmx6eval.h
@@ -77,6 +77,21 @@
#define CONFIG_POWER_PFUZE100
#define CONFIG_POWER_PFUZE100_I2C_ADDR 0x08
+/* USB Configs */
+#define CONFIG_CMD_USB
+#define CONFIG_CMD_FAT
+#define CONFIG_USB_EHCI
+#define CONFIG_USB_EHCI_MX6
+#define CONFIG_USB_STORAGE
+#define CONFIG_EHCI_HCD_INIT_AFTER_RESET
+#define CONFIG_USB_HOST_ETHER
+#define CONFIG_USB_ETHER_ASIX
+#define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW)
+#define CONFIG_MXC_USB_FLAGS 0
+#define CONFIG_USB_MAX_CONTROLLER_COUNT 2 /* Enabled USB controller number */
+#define CONFIG_USB_KEYBOARD
+#define CONFIG_SYS_USB_EVENT_POLL_VIA_CONTROL_EP
+
#define CONFIG_DEFAULT_FDT_FILE "imx6q-congatec.dtb"
#define CONFIG_EXTRA_ENV_SETTINGS \
--
2.4.5
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