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h2200: Add USB CDC ethernet support

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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 <luk0104@gmail.com>
This commit is contained in:
Lukasz Dalek 2012-11-29 15:55:16 +01:00 committed by Marek Vasut
parent 27460be60d
commit a33fada1c0
2 changed files with 36 additions and 0 deletions
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11
board/h2200/h2200.c
View file

@ -22,9 +22,16 @@
#include <asm/arch/pxa.h> #include <asm/arch/pxa.h>
#include <asm/arch/pxa-regs.h> #include <asm/arch/pxa-regs.h>
#include <asm/io.h> #include <asm/io.h>
#include <usb.h>
DECLARE_GLOBAL_DATA_PTR; DECLARE_GLOBAL_DATA_PTR;
int board_eth_init(bd_t *bis)
{
usb_eth_initialize(bis);
return 0;
}
int board_init(void) int board_init(void)
{ {
/* We have RAM, disable cache */ /* We have RAM, disable cache */
@ -36,6 +43,10 @@ int board_init(void)
/* adress of boot parameters */ /* adress of boot parameters */
gd->bd->bi_boot_params = 0xa0000100; gd->bd->bi_boot_params = 0xa0000100;
/* Let host see that device is disconnected */
udc_disconnect();
mdelay(500);
return 0; return 0;
} }

25
include/configs/h2200.h
View file

@ -154,4 +154,29 @@
#define CONFIG_BOOTARGS "root=/dev/ram0 ro console=ttyS0,115200n8" #define CONFIG_BOOTARGS "root=/dev/ram0 ro console=ttyS0,115200n8"
#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 /* __CONFIG_H */ #endif /* __CONFIG_H */