[U-Boot] [RFC PATCH 3/3] ARM: atmel: add RNDIS gadget support
Marek Vasut
marex at denx.de
Wed Sep 4 00:31:58 CEST 2013
Dear Bo Shen,
> Add RNDIS gadget support to test atmel usba udc driver
>
> Signed-off-by: Bo Shen <voice.shen at atmel.com>
>
> ---
> arch/arm/cpu/armv7/at91/sama5d3_devices.c | 12 ++++++
> arch/arm/include/asm/arch-at91/at91_common.h | 1 +
> board/atmel/sama5d3xek/sama5d3xek.c | 51
> ++++++++++++++++++++++++++ include/configs/sama5d3xek.h |
> 8 ++++
> 4 files changed, 72 insertions(+)
>
> diff --git a/arch/arm/cpu/armv7/at91/sama5d3_devices.c
> b/arch/arm/cpu/armv7/at91/sama5d3_devices.c index 4a3fca5..12c6d08 100644
> --- a/arch/arm/cpu/armv7/at91/sama5d3_devices.c
> +++ b/arch/arm/cpu/armv7/at91/sama5d3_devices.c
> @@ -178,3 +178,15 @@ 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 d659702..7acc1b0
> 100644
> --- a/arch/arm/include/asm/arch-at91/at91_common.h
> +++ b/arch/arm/include/asm/arch-at91/at91_common.h
> @@ -18,6 +18,7 @@ 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 4a309ad..161e8ed 100644
> --- a/board/atmel/sama5d3xek/sama5d3xek.c
> +++ b/board/atmel/sama5d3xek/sama5d3xek.c
> @@ -20,6 +20,10 @@
> #include <net.h>
> #include <netdev.h>
>
> +#ifdef CONFIG_USB_GADGET_ATMEL_USBA
> +#include <linux/usb/atmel_usba_udc.h>
> +#endif
> +
> DECLARE_GLOBAL_DATA_PTR;
>
> /*
> -------------------------------------------------------------------------
> */ @@ -169,6 +173,9 @@ 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
> @@ -193,6 +200,44 @@ int dram_init(void)
> return 0;
> }
>
> +#ifdef CONFIG_USB_GADGET_ATMEL_USBA
> +#define EP(nam, idx, maxpkt, maxbk, dma, isoc) \
> + [idx] = { \
> + .name = nam, \
> + .index = idx, \
> + .fifo_size = maxpkt, \
> + .nr_banks = maxbk, \
> + .can_dma = dma, \
> + .can_isoc = isoc, \
> + }
> +
> +static struct usba_ep_data usba_udc_ep[] = {
> + EP("ep0", 0, 64, 1, 0, 0),
> + EP("ep1", 1, 1024, 3, 1, 0),
> + EP("ep2", 2, 1024, 3, 1, 0),
> + EP("ep3", 3, 1024, 2, 1, 0),
> + EP("ep4", 4, 1024, 2, 1, 0),
> + EP("ep5", 5, 1024, 2, 1, 0),
> + EP("ep6", 6, 1024, 2, 1, 0),
> + EP("ep7", 7, 1024, 2, 1, 0),
> + EP("ep8", 8, 1024, 2, 0, 0),
> + EP("ep9", 9, 1024, 2, 0, 0),
> + EP("ep10", 10, 1024, 2, 0, 0),
> + EP("ep11", 11, 1024, 2, 0, 0),
> + EP("ep12", 12, 1024, 2, 0, 0),
> + EP("ep13", 13, 1024, 2, 0, 0),
> + EP("ep14", 14, 1024, 2, 0, 0),
> + EP("ep15", 15, 1024, 2, 0, 0),
> +};
Can this not be part of the driver itself ?
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