[U-Boot] [PATCH 4/4] implement Fastboot via USB OTG on bcm28155_ap boards

[Steve Rae <srae@broadcom.com>]

On 15-07-06 11:22 AM, Paul Kocialkowski wrote:
> Hi,
>
> Le lundi 06 juillet 2015 ? 09:52 -0700, Steve Rae a ?crit :
>> From: "JD (Jiandong) Zheng" <jdzheng@broadcom.com>
>>
>> Signed-off-by: Steve Rae <srae@broadcom.com>
>> ---
>>
>>   board/broadcom/bcm28155_ap/bcm28155_ap.c | 40 ++++++++++++++++++++++++++++++++
>>   drivers/usb/gadget/Makefile              |  1 +
>>   include/configs/bcm28155_ap.h            | 20 ++++++++++++++++
>>   3 files changed, 61 insertions(+)
>>
>> diff --git a/board/broadcom/bcm28155_ap/bcm28155_ap.c b/board/broadcom/bcm28155_ap/bcm28155_ap.c
>> index 940a1c2..20eb191 100644
>> --- a/board/broadcom/bcm28155_ap/bcm28155_ap.c
>> +++ b/board/broadcom/bcm28155_ap/bcm28155_ap.c
>> @@ -12,12 +12,20 @@
>>   #include <asm/kona-common/clk.h>
>>   #include <asm/arch/sysmap.h>
>>
>> +#include <usb.h>
>> +#include <usb/s3c_udc.h>
>> +#include <g_dnl.h>
>> +
>>   #define SECWATCHDOG_SDOGCR_OFFSET	0x00000000
>>   #define SECWATCHDOG_SDOGCR_EN_SHIFT	27
>>   #define SECWATCHDOG_SDOGCR_SRSTEN_SHIFT	26
>>   #define SECWATCHDOG_SDOGCR_CLKS_SHIFT	20
>>   #define SECWATCHDOG_SDOGCR_LD_SHIFT	0
>>
>> +#ifndef CONFIG_USB_SERIALNO
>> +#define CONFIG_USB_SERIALNO "1234567890"
>> +#endif
>> +
>>   DECLARE_GLOBAL_DATA_PTR;
>>
>>   /*
>> @@ -85,3 +93,35 @@ int board_mmc_init(bd_t *bis)
>>   	return ret;
>>   }
>>   #endif
>> +
>> +#ifdef CONFIG_USB_GADGET
>> +static struct s3c_plat_otg_data bcm_otg_data = {
>> +	.regs_otg	= HSOTG_BASE_ADDR
>> +};
>> +
>> +int board_usb_init(int index, enum usb_init_type init)
>> +{
>> +	debug("%s: performing s3c_udc_probe\n", __func__);
>> +	return s3c_udc_probe(&bcm_otg_data);
>> +}
>> +
>> +int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name)
>> +{
>> +	debug("%s\n", __func__);
>> +	if (!getenv("serial#"))
>> +		g_dnl_set_serialnumber(CONFIG_USB_SERIALNO);
>> +	return 0;
>> +}
>> +
>> +int g_dnl_get_board_bcd_device_number(int gcnum)
>> +{
>> +	debug("%s\n", __func__);
>> +	return 1;
>> +}
>> +
>> +int board_usb_cleanup(int index, enum usb_init_type init)
>> +{
>> +	debug("%s\n", __func__);
>> +	return 0;
>> +}
>> +#endif
>> diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
>> index 70bb550..d370f1c 100644
>> --- a/drivers/usb/gadget/Makefile
>> +++ b/drivers/usb/gadget/Makefile
>> @@ -20,6 +20,7 @@ obj-$(CONFIG_USBDOWNLOAD_GADGET) += g_dnl.o
>>   obj-$(CONFIG_DFU_FUNCTION) += f_dfu.o
>>   obj-$(CONFIG_USB_GADGET_MASS_STORAGE) += f_mass_storage.o
>>   obj-$(CONFIG_CMD_FASTBOOT) += f_fastboot.o
>> +obj-$(CONFIG_USB_GADGET_BCM_UDC_OTG_PHY) += bcm_udc_otg_phy.o
>>   endif
>>   ifdef CONFIG_USB_ETHER
>>   obj-y += ether.o
>> diff --git a/include/configs/bcm28155_ap.h b/include/configs/bcm28155_ap.h
>> index 900dc42..e5fdc90 100644
>> --- a/include/configs/bcm28155_ap.h
>> +++ b/include/configs/bcm28155_ap.h
>> @@ -109,6 +109,7 @@
>>    * for example.
>>    */
>>   #define CONFIG_DOS_PARTITION
>> +#define CONFIG_EFI_PARTITION
>>
>>   /* version string, parser, etc */
>>   #define CONFIG_VERSION_VARIABLE
>> @@ -136,4 +137,23 @@
>>
>>   #undef CONFIG_CMD_NFS
>>
>> +/* Fastboot and USB OTG */
>> +#define CONFIG_CMD_FASTBOOT
>> +#define CONFIG_FASTBOOT_FLASH
>> +#define CONFIG_FASTBOOT_FLASH_MMC_DEV	0
>> +#define CONFIG_SYS_CACHELINE_SIZE	64
>> +#define CONFIG_USB_FASTBOOT_BUF_SIZE	(CONFIG_SYS_SDRAM_SIZE - (1024 * 1024))
>> +#define CONFIG_USB_FASTBOOT_BUF_ADDR	CONFIG_SYS_SDRAM_BASE
>> +#define CONFIG_USB_GADGET
>> +#define CONFIG_USB_GADGET_DUALSPEED
>> +#define CONFIG_USB_GADGET_VBUS_DRAW	0
>> +#define CONFIG_USB_GADGET_S3C_UDC_OTG
>> +#define CONFIG_USB_GADGET_BCM_UDC_OTG_PHY
>> +#define CONFIG_USB_GADGET_PHY_8_BIT
>> +#define CONFIG_USBDOWNLOAD_GADGET
>
> You should probably rebase this against u-boot-dfu's latest HEAD, and
> adapt for the renames I made (for consistency)!
OK -- see v2
>
>> +#define CONFIG_USBID_ADDR		0x34052c46
>> +#define CONFIG_G_DNL_VENDOR_NUM		0x18d1	/* google */
>> +#define CONFIG_G_DNL_PRODUCT_NUM	0x0d02	/* nexus one */
>> +#define CONFIG_G_DNL_MANUFACTURER	"Broadcom Corporation"
>> +
>>   #endif /* __BCM28155_AP_H */
>