Add support for ethernet over USB which can be used for e.g. booting
process. It works with tftp and dhcp clients code.
Signed-off-by: Lukasz Dalek <luk0...@gmail.com>
---
Changes for v5:
- Surrendered #include <usb.h> with CONFIGs
board/h2200/h2200.c | 17 +++++++++++++++++
boards.cfg | 1 +
include/configs/h2200.h | 27 +++++++++++++++++++++++++++
3 files changed, 45 insertions(+), 0 deletions(-)
diff --git a/board/h2200/h2200.c b/board/h2200/h2200.c
index 3076306..617bb04 100644
--- a/board/h2200/h2200.c
+++ b/board/h2200/h2200.c
@@ -22,9 +22,20 @@
#include <asm/arch/pxa.h>
#include <asm/arch/pxa-regs.h>
#include <asm/io.h>
+#ifdef CONFIG_H2200_USBETH
+# include <usb.h>
+#endif
DECLARE_GLOBAL_DATA_PTR;
+#ifdef CONFIG_H2200_USBETH
+int board_eth_init(bd_t *bis)
+{
+ usb_eth_initialize(bis);
+ return 0;
+}
+#endif
+
int board_init(void)
{
/* We have RAM, disable cache */
@@ -36,6 +47,12 @@ int board_init(void)
/* adress of boot parameters */
gd->bd->bi_boot_params = 0xa0000100;
+ /* Let host see that device is disconnected */
+#if defined(CONFIG_H2200_USBETH)
+ udc_disconnect();
+ mdelay(500);
+#endif
+
return 0;
}
diff --git a/boards.cfg b/boards.cfg
index ab10938..a03a469 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -283,6 +283,7 @@ pdnb3 arm ixp pdnb3
prodriv
scpu arm ixp pdnb3
prodrive - pdnb3:SCPU
balloon3 arm pxa
h2200 arm pxa
+h2200_usbeth arm pxa h2200 -
- h2200:H2200_USBETH
lubbock arm pxa
palmld arm pxa
palmtc arm pxa
diff --git a/include/configs/h2200.h b/include/configs/h2200.h
index de5299b..4c5a1ae 100644
--- a/include/configs/h2200.h
+++ b/include/configs/h2200.h
@@ -153,4 +153,31 @@
#define CONFIG_BOOTARGS "root=/dev/ram0 ro console=ttyS0,115200n8"
+#ifdef CONFIG_H2200_USBETH
+# define CONFIG_SYS_CONSOLE_IS_IN_ENV
+# define CONFIG_USB_DEV_PULLUP_GPIO 33
+/* USB VBUS GPIO 3 */
+
+# define CONFIG_CMD_NET
+# define CONFIG_CMD_PING
+
+# define CONFIG_BOOTDELAY 2
+# define CONFIG_BOOTCOMMAND \
+ "setenv downloaded 0 ; while test $downloaded -eq 0 ; do " \
+ "if bootp ; then setenv downloaded 1 ; fi ; done ; " \
+ "source :script ; " \
+ "bootm ; "
+
+# define CONFIG_USB_GADGET_PXA2XX
+# define CONFIG_USB_ETHER
+# define CONFIG_USB_ETH_SUBSET
+
+# define CONFIG_USBNET_DEV_ADDR "de:ad:be:ef:00:01"
+# define CONFIG_USBNET_HOST_ADDR "de:ad:be:ef:00:02"
+# define CONFIG_EXTRA_ENV_SETTINGS \
+ "stdin=serial\0" \
+ "stdout=serial\0" \
+ "stderr=serial\0"
+#endif
+
#endif /* __CONFIG_H */
--
1.7.8.6
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