mx6cuboxi: Add USB host support

Enable USB Host1 port.

Signed-off-by: Rabeeh Khoury <rabeeh@solid-run.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Tested-By: Vagrant Cascadian <vagrant@aikidev.net>

board/solidrun/mx6cuboxi/mx6cuboxi.c

@@ -31,6 +31,8 @@
 #include <asm/io.h>
 #include <asm/arch/sys_proto.h>
 #include <spl.h>
+#include <usb.h>
+#include <usb/ehci-fsl.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -52,6 +54,7 @@ DECLARE_GLOBAL_DATA_PTR;
 	PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
 
 #define ETH_PHY_RESET	IMX_GPIO_NR(4, 15)
+#define USB_H1_VBUS	IMX_GPIO_NR(1, 0)
 
 int dram_init(void)
 {
@@ -79,6 +82,10 @@ static iomux_v3_cfg_t const hb_cbi_sense[] = {
 	IOMUX_PADS(PAD_EIM_DA4__GPIO3_IO04   | MUX_PAD_CTRL(UART_PAD_CTRL)),
 };
 
+static iomux_v3_cfg_t const usb_pads[] = {
+	IOMUX_PADS(PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL)),
+};
+
 static void setup_iomux_uart(void)
 {
 	SETUP_IOMUX_PADS(uart1_pads);
@@ -253,6 +260,21 @@ static int setup_display(void)
 }
 #endif /* CONFIG_VIDEO_IPUV3 */
 
+#ifdef CONFIG_USB_EHCI_MX6
+static void setup_usb(void)
+{
+	SETUP_IOMUX_PADS(usb_pads);
+}
+
+int board_ehci_hcd_init(int port)
+{
+	if (port == 1)
+		gpio_direction_output(USB_H1_VBUS, 1);
+
+	return 0;
+}
+#endif
+
 int board_early_init_f(void)
 {
 	int ret = 0;
@@ -261,6 +283,10 @@ int board_early_init_f(void)
 #ifdef CONFIG_VIDEO_IPUV3
 	ret = setup_display();
 #endif
+
+#ifdef CONFIG_USB_EHCI_MX6
+	setup_usb();
+#endif
 	return ret;
 }
 

include/configs/mx6cuboxi.h

@@ -82,6 +82,16 @@
 #define CONFIG_IMX_HDMI
 #define CONFIG_IMX_VIDEO_SKIP
 
+/* USB */
+#define CONFIG_CMD_USB
+#define CONFIG_USB_EHCI
+#define CONFIG_USB_EHCI_MX6
+#define CONFIG_USB_STORAGE
+#define CONFIG_EHCI_HCD_INIT_AFTER_RESET
+#define CONFIG_MXC_USB_PORTSC		(PORT_PTS_UTMI | PORT_PTS_PTW)
+#define CONFIG_MXC_USB_FLAGS		0
+#define CONFIG_USB_MAX_CONTROLLER_COUNT	2
+
 #define CONFIG_SYS_NO_FLASH
 
 /* Command definition */