ARM: atmel: add RNDIS gadget support

Add RNDIS gadget support to test atmel usba udc driver

Signed-off-by: Bo Shen <voice.shen@atmel.com>

diff --git a/arch/arm/cpu/armv7/at91/sama5d3_devices.c b/arch/arm/cpu/armv7/at91/sama5d3_devices.c
index e55e1c6..51f0a6d 100644 (file)
--- a/arch/arm/cpu/armv7/at91/sama5d3_devices.c
+++ b/arch/arm/cpu/armv7/at91/sama5d3_devices.c
@@ -202,3 +202,15 @@ void at91_lcd_hw_init(void)
        at91_periph_clk_enable(ATMEL_ID_LCDC);
 }
 #endif
+
+#ifdef CONFIG_USB_GADGET_ATMEL_USBA
+void at91_udp_hw_init(void)
+{
+       struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
+       /* Enable UPLL clock */
+       writel(AT91_PMC_UPLLEN | AT91_PMC_BIASEN, &pmc->uckr);
+       /* Enable UDPHS clock */
+       at91_periph_clk_enable(ATMEL_ID_UDPHS);
+}
+#endif

diff --git a/arch/arm/include/asm/arch-at91/at91_common.h b/arch/arm/include/asm/arch-at91/at91_common.h
index 9f54fdd..abcb97d 100644 (file)
--- a/arch/arm/include/asm/arch-at91/at91_common.h
+++ b/arch/arm/include/asm/arch-at91/at91_common.h
@@ -19,6 +19,7 @@ void at91_serial2_hw_init(void);
 void at91_seriald_hw_init(void);
 void at91_spi0_hw_init(unsigned long cs_mask);
 void at91_spi1_hw_init(unsigned long cs_mask);
+void at91_udp_hw_init(void);
 void at91_uhp_hw_init(void);
 void at91_lcd_hw_init(void);
 

diff --git a/board/atmel/sama5d3xek/sama5d3xek.c b/board/atmel/sama5d3xek/sama5d3xek.c
index 97caf64..b0965ef 100644 (file)
--- a/board/atmel/sama5d3xek/sama5d3xek.c
+++ b/board/atmel/sama5d3xek/sama5d3xek.c
@@ -21,6 +21,10 @@
 #include <net.h>
 #include <netdev.h>
 
+#ifdef CONFIG_USB_GADGET_ATMEL_USBA
+#include <asm/arch/atmel_usba_udc.h>
+#endif
+
 DECLARE_GLOBAL_DATA_PTR;
 
 /* ------------------------------------------------------------------------- */
@@ -170,6 +174,9 @@ int board_init(void)
 #ifdef CONFIG_CMD_USB
        sama5d3xek_usb_hw_init();
 #endif
+#ifdef CONFIG_USB_GADGET_ATMEL_USBA
+       at91_udp_hw_init();
+#endif
 #ifdef CONFIG_GENERIC_ATMEL_MCI
        sama5d3xek_mci_hw_init();
 #endif
@@ -221,6 +228,12 @@ int board_eth_init(bd_t *bis)
        if (has_gmac())
                rc = macb_eth_initialize(0, (void *)ATMEL_BASE_GMAC, 0x00);
 #endif
+#ifdef CONFIG_USB_GADGET_ATMEL_USBA
+       usba_udc_probe(&pdata);
+#ifdef CONFIG_USB_ETH_RNDIS
+       usb_eth_initialize(bis);
+#endif
+#endif
 
        return rc;
 }

diff --git a/include/configs/sama5d3xek.h b/include/configs/sama5d3xek.h
index 76fa500..79c0068 100644 (file)
--- a/include/configs/sama5d3xek.h
+++ b/include/configs/sama5d3xek.h
@@ -162,6 +162,14 @@
 #define CONFIG_USB_STORAGE
 #endif
 
+/* USB device */
+#define CONFIG_USB_GADGET
+#define CONFIG_USB_GADGET_DUALSPEED
+#define CONFIG_USB_GADGET_ATMEL_USBA
+#define CONFIG_USB_ETHER
+#define CONFIG_USB_ETH_RNDIS
+#define CONFIG_USBNET_MANUFACTURER      "Atmel SAMA5D3xEK"
+
 #if defined(CONFIG_CMD_USB) || defined(CONFIG_CMD_MMC)
 #define CONFIG_CMD_FAT
 #endif