[U-Boot] [PATCH v3 2/3] AM335x : Configs to add USB host support.

[Harman Sohanpal]

Adds required configs in config file for
am335x_evm to add support for usb host mode.
To enable USB device mode, add CONFIG_MUSB_UDC in
place of CONFIG_MUSB_HCD.
Tested using usbtty for device mode and
mass storage for host mode.

Signed-off-by: Harman Sohanpal <harman_sohanpal at ti.com>
---
Changes for v2:
	- #define cleanups.
Changes for v3:
	- remove configs for usb as keyboard in host mode.
	- removed extra test of CONFIG_USB_AM335X.
	- changed commit messgae.
	
 include/configs/am335x_evm.h |   32 ++++++++++++++++++++++++++++++++
 1 files changed, 32 insertions(+), 0 deletions(-)

diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
index d0fbc88..a1e16cc 100644
--- a/include/configs/am335x_evm.h
+++ b/include/configs/am335x_evm.h
@@ -165,6 +165,38 @@
 #define CONFIG_SKIP_LOWLEVEL_INIT
 #endif
 
+
+/*
+ * USB configuration
+ * Enable CONFIG_MUSB_HCD for Host functionalities MSC
+ * Enable CONFIG_MUSB_UDC for Device functionalities.
+ */
+#define CONFIG_USB_AM335X
+#define CONFIG_MUSB_HCD
+
+#ifdef CONFIG_MUSB_HCD
+#define CONFIG_CMD_USB
+
+#define CONFIG_USB_STORAGE
+#define CONGIG_CMD_STORAGE
+#define CONFIG_CMD_FAT
+
+#endif /* CONFIG_MUSB_HCD */
+
+#ifdef CONFIG_MUSB_UDC
+/* USB device configuration */
+#ifndef CONFIG_SPL_BUILD
+#define CONFIG_USB_DEVICE
+#define CONFIG_USB_TTY
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV
+#endif	/* CONFIG_SPL_BUILD */
+/* Change these to suit your needs */
+#define CONFIG_USBD_VENDORID            0x0451
+#define CONFIG_USBD_PRODUCTID           0x5678
+#define CONFIG_USBD_MANUFACTURER        "Texas Instruments"
+#define CONFIG_USBD_PRODUCT_NAME        "AM335xEVM"
+#endif /* CONFIG_MUSB_UDC */
+
 /* Unsupported features */
 #undef CONFIG_USE_IRQ
 
-- 
1.7.0.4