[U-Boot] [PATCH v5 06/13] am335x_evm: enable both musb gadget and host

[Ilya Yanok]

Enable musb gadget in Ethernet mode on port 0 and
musb host on port1.

Signed-off-by: Ilya Yanok <ilya.ya...@cogentembedded.com>

---
Changes in v5:
 - rebase onto master (board_eth_init moved to board/)
 - don't init usb ether in SPL

 board/ti/am335x/board.c      |   23 +++++++++++++++++++++--
 include/configs/am335x_evm.h |   27 +++++++++++++++++++++++++++
 2 files changed, 48 insertions(+), 2 deletions(-)

diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c
index b56a801..f0eca54 100644
--- a/board/ti/am335x/board.c
+++ b/board/ti/am335x/board.c
@@ -379,9 +379,14 @@ static struct cpsw_platform_data cpsw_data = {
        .host_port_num          = 0,
        .version                = CPSW_CTRL_VERSION_2,
 };
+#endif
 
+#if defined(CONFIG_DRIVER_TI_CPSW) || \
+       (defined(CONFIG_USB_ETHER) && defined(CONFIG_MUSB_GADGET))
 int board_eth_init(bd_t *bis)
 {
+       int rv, n = 0;
+#ifdef CONFIG_DRIVER_TI_CPSW
        uint8_t mac_addr[6];
        uint32_t mac_hi, mac_lo;
 
@@ -400,7 +405,7 @@ int board_eth_init(bd_t *bis)
                if (is_valid_ether_addr(mac_addr))
                        eth_setenv_enetaddr("ethaddr", mac_addr);
                else
-                       return -1;
+                       goto try_usbether;
        }
 
        if (board_is_bone() || board_is_bone_lt() || board_is_idk()) {
@@ -413,6 +418,20 @@ int board_eth_init(bd_t *bis)
                                PHY_INTERFACE_MODE_RGMII;
        }
 
-       return cpsw_register(&cpsw_data);
+       rv = cpsw_register(&cpsw_data);
+       if (rv < 0)
+               printf("Error %d registering CPSW switch\n", rv);
+       else
+               n += rv;
+#endif
+try_usbether:
+#if defined(CONFIG_USB_ETHER) && !defined(CONFIG_SPL_BUILD)
+       rv = usb_eth_initialize(bis);
+       if (rv < 0)
+               printf("Error %d registering USB_ETHER\n", rv);
+       else
+               n += rv;
+#endif
+       return n;
 }
 #endif
diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
index b6e48f8..ab9549b 100644
--- a/include/configs/am335x_evm.h
+++ b/include/configs/am335x_evm.h
@@ -257,6 +257,33 @@
 #define CONFIG_SKIP_LOWLEVEL_INIT
 #endif
 
+/*
+ * USB configuration
+ */
+#define CONFIG_USB_MUSB_DSPS
+#define CONFIG_ARCH_MISC_INIT
+#define CONFIG_MUSB_GADGET
+#define CONFIG_MUSB_PIO_ONLY
+#define CONFIG_USB_GADGET_DUALSPEED
+#define CONFIG_MUSB_HOST
+#define CONFIG_AM335X_USB0
+#define CONFIG_AM335X_USB0_MODE        MUSB_PERIPHERAL
+#define CONFIG_AM335X_USB1
+#define CONFIG_AM335X_USB1_MODE MUSB_HOST
+
+#ifdef CONFIG_MUSB_HOST
+#define CONFIG_CMD_USB
+#define CONFIG_USB_STORAGE
+#endif
+
+#ifdef CONFIG_MUSB_GADGET
+#define CONFIG_USB_ETHER
+#define CONFIG_USB_ETH_RNDIS
+#endif /* CONFIG_MUSB_GADGET */
+
+/* Unsupported features */
+#undef CONFIG_USE_IRQ
+
 #define CONFIG_CMD_NET
 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_PING
-- 
1.7.10.2 (Apple Git-33)

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