[U-Boot] [PATCH, AT91, rework v2] change common at91sam9261 files after AT91 rework

RONETIX - Asen Dimov dimov at ronetix.at
Tue Jul 26 11:11:54 CEST 2011


Hello Reinhard,

On 07/26/2011 10:14 AM, Reinhard Meyer wrote:
> Dear Asen Dimov,
>> Signed-off-by: Asen Dimov<dimov at ronetix.at>
>> ---
>> Note:
>> This patch was a part of patches, but it is better to be done step by step and
>> so this patch is a split from the patch series with message id:
>> <1307606409-29818-2-git-send-email-dimov at ronetix.at>
>> and Patchwork:
>> http://patchwork.ozlabs.org/patch/99665/
>>
>> Changes for v2:
>> 	- add CONFIG_AT91_GPIO_PIULLUP
>> 	- reneme at91_serial3_hw_init() to at91_seriald_hw_init()
>> 	- remove at91_serial_hw_init()
> What I miss in at91sam9261_devices.c (as compared to the 9260)
> is support for MACB and MCI. Don't 9261 systems use Ethernet?
> Or is that part still in the board specific files?
>
> Then, I would like to add the following changes:
>
> -------------- arch/arm/cpu/arm926ejs/at91/at91sam9261_devices.c
> @@ -79,14 +79,14 @@ void at91_seriald_hw_init(void)
>   	writel(1<<  ATMEL_ID_SYS,&pmc->pcer);
>   }
>
> -#ifdef CONFIG_HAS_DATAFLASH
> +#if defined(CONFIG_HAS_DATAFLASH) || defined(CONFIG_ATMEL_SPI)
>   void at91_spi0_hw_init(unsigned long cs_mask)
>   {
>   	at91_pmc_t	*pmc	= (at91_pmc_t *) ATMEL_BASE_PMC;
>
> -	at91_set_a_periph(AT91_PIO_PORTA, 0, 0);	/* SPI0_MISO */
> -	at91_set_a_periph(AT91_PIO_PORTA, 1, 0);	/* SPI0_MOSI */
> -	at91_set_a_periph(AT91_PIO_PORTA, 2, 0);	/* SPI0_SPCK */
> +	at91_set_a_periph(AT91_PIO_PORTA, 0, PUP);	/* SPI0_MISO */
> +	at91_set_a_periph(AT91_PIO_PORTA, 1, PUP);	/* SPI0_MOSI */
> +	at91_set_a_periph(AT91_PIO_PORTA, 2, PUP);	/* SPI0_SPCK */
>
>   	/* Enable clock */
>   	writel(1<<  ATMEL_ID_SPI0,&pmc->pcer);
> @@ -121,9 +121,9 @@ void at91_spi1_hw_init(unsigned long cs_mask)
>   {
>   	at91_pmc_t	*pmc	= (at91_pmc_t *) ATMEL_BASE_PMC;
>
> -	at91_set_a_periph(AT91_PIO_PORTB, 30, 0);	/* SPI1_MISO */
> -	at91_set_a_periph(AT91_PIO_PORTB, 31, 0);	/* SPI1_MOSI */
> -	at91_set_a_periph(AT91_PIO_PORTB, 29, 0);	/* SPI1_SPCK */
> +	at91_set_a_periph(AT91_PIO_PORTB, 30, PUP);	/* SPI1_MISO */
> +	at91_set_a_periph(AT91_PIO_PORTB, 31, PUP);	/* SPI1_MOSI */
> +	at91_set_a_periph(AT91_PIO_PORTB, 29, PUP);	/* SPI1_SPCK */
>
>   	/* Enable clock */
>   	writel(1<<  ATMEL_ID_SPI1,&pmc->pcer);
>
> ----------------- arch/arm/include/asm/arch-at91/at91sam9261.h
> @@ -104,7 +104,7 @@
>   #define ATMEL_SIZE_SRAM		0x00028000	/* Internal SRAM size (160Kb) */
>
>   #define ATMEL_BASE_ROM		0x00400000	/* Internal ROM base address */
> -#define ATMEL_SIZE_ROM		SZ_32K		/* Internal ROM size (32Kb) */
> +#define ATMEL_SIZE_ROM		0x00008000	/* Internal ROM size (32Kb) */
>
>   #define ATMEL_BASE_UHP		0x00500000	/* USB Host controller */
>   #define ATMEL_BASE_LCDC		0x00600000	/* LDC controller */
>
> I have this as a local patch and could squash this onto yours, or
> you may provide an updated patch.
I will try once more to make it as it should be.
> Thanks,
> Reinhard

Regards,
Asen


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