[U-Boot] [PATCH v2] corvus, dfu: add dfu support

Lukasz Majewski l.majewski at samsung.com
Fri Aug 21 10:25:24 CEST 2015


Hi Heiko,

Just some minor comments:

> add support for DFU on the corvus board.
> 
> Signed-off-by: Heiko Schocher <hs at denx.de>
> ---
> 
> Changes in v2:
> - rebase to 0d339cf9a969f0c249713d3697e735184f1bd955
> - fix changes introduced through commit:
>   01acd6abbdd5: usb: USB download gadget and functions config options
> coherent naming
> 
>  board/siemens/corvus/board.c | 21 +++++++++++++++++++++
>  include/configs/corvus.h     | 29 +++++++++++++++++++++++++++--
>  2 files changed, 48 insertions(+), 2 deletions(-)
> 
> diff --git a/board/siemens/corvus/board.c
> b/board/siemens/corvus/board.c index f3f6dae..426d0cd 100644
> --- a/board/siemens/corvus/board.c
> +++ b/board/siemens/corvus/board.c
> @@ -29,6 +29,10 @@
>  #include <netdev.h>
>  #include <spi.h>
>  
> +#ifdef CONFIG_USB_GADGET_ATMEL_USBA
> +#include <asm/arch/atmel_usba_udc.h>
> +#endif
> +
>  DECLARE_GLOBAL_DATA_PTR;
>  
>  static void corvus_nand_hw_init(void)
> @@ -210,6 +214,19 @@ int board_early_init_f(void)
>  	return 0;
>  }
>  
> +#ifdef CONFIG_USB_GADGET_ATMEL_USBA
> +/* from ./arch/arm/mach-at91/armv7/sama5d3_devices.c */
> +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
> +
>  int board_init(void)
>  {
>  	/* address of boot parameters */
> @@ -230,6 +247,10 @@ int board_init(void)
>  #ifdef CONFIG_CMD_USB
>  	taurus_usb_hw_init();
>  #endif
> +#ifdef CONFIG_USB_GADGET_ATMEL_USBA
> +	at91_udp_hw_init();
> +	usba_udc_probe(&pdata);
> +#endif
>  	return 0;
>  }
>  
> diff --git a/include/configs/corvus.h b/include/configs/corvus.h
> index 2d2f3c1..2bad20f 100644
> --- a/include/configs/corvus.h
> +++ b/include/configs/corvus.h
> @@ -113,7 +113,32 @@
>  #define CONFIG_DOS_PARTITION
>  #define CONFIG_USB_STORAGE
>  
> -#define CONFIG_SYS_LOAD_ADDR		0x72000000	/*
> load address */ +/* USB DFU support */
> +#define CONFIG_CMD_MTDPARTS
> +#define CONFIG_MTD_DEVICE
> +#define CONFIG_MTD_PARTITIONS
> +
> +#define CONFIG_USB_GADGET
> +#define CONFIG_USB_GADGET_DUALSPEED
> +#define CONFIG_USB_GADGET_ATMEL_USBA
> +
> +/* DFU class support */
> +#define CONFIG_CMD_DFU
> +#define CONFIG_USB_FUNCTION_DFU
> +#define CONFIG_DFU_NAND
> +#define CONFIG_USB_GADGET_DOWNLOAD
> +#define CONFIG_USB_GADGET_VBUS_DRAW	2
> +#define CONFIG_SYS_DFU_DATA_BUF_SIZE	(1 << 20)

Please use SZ_1M instead

> +#define DFU_MANIFEST_POLL_TIMEOUT	25000
> +
> +/* USB DFU IDs */
> +#define CONFIG_G_DNL_VENDOR_NUM 0x0908
> +#define CONFIG_G_DNL_PRODUCT_NUM 0x02d2
> +#define CONFIG_G_DNL_MANUFACTURER "Siemens AG"
> +
> +#define CONFIG_SYS_CACHELINE_SIZE	0x2000
> +/* fuer was das ? */

Was is das? :-)

> +#define CONFIG_SYS_LOAD_ADDR	ATMEL_BASE_CS6
>  
>  /* bootstrap + u-boot + env in nandflash */
>  #define CONFIG_ENV_IS_IN_NAND
> @@ -146,7 +171,7 @@
>   * Size of malloc() pool
>   */
>  #define CONFIG_SYS_MALLOC_LEN	ROUND(3 * CONFIG_ENV_SIZE + \
> -				128*1024, 0x1000)
> +				4*1024*1024, 0x1000)
				^^^^^^^^^^^ This also can be rewritten
				to use SZ_1M
>  /* Defines for SPL */
>  #define CONFIG_SPL_FRAMEWORK
>  #define CONFIG_SPL_TEXT_BASE		0x300000



-- 
Best regards,

Lukasz Majewski

Samsung R&D Institute Poland (SRPOL) | Linux Platform Group


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