[PATCH RESEND] ARM: mvebu: add clock aliases for spi0/spi1 on Dove

Sascha Hauer s.hauer at pengutronix.de
Tue Jul 9 02:56:20 EDT 2013


On Fri, Jul 05, 2013 at 11:21:45PM +0200, Sebastian Hesselbarth wrote:
> This adds clock aliases for spi controllers found on Dove to allow
> spi driver to get tclk frequency.
> 
> Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth at gmail.com>
> ---
> @Sascha: I forgot to update MVEBU SPI v4 patch numbering to indicate
> that this patch is also required for the SPI driver to find its clock
> with clk_get instead of clk_fixup.
> 
> As stated in the original patch for SPI clock aliases, I am not planing
> to add any more clk aliases like this but prefer to work on DT clk
> provider first.
> 
> Cc: Sascha Hauer <s.hauer at pengutronix.de>
> Cc: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
> Cc: barebox at lists.infradead.org

Applied, thanks

Sascha

> ---
>  arch/arm/mach-mvebu/dove.c                   |    2 ++
>  arch/arm/mach-mvebu/include/mach/dove-regs.h |    3 +++
>  2 files changed, 5 insertions(+)
> 
> diff --git a/arch/arm/mach-mvebu/dove.c b/arch/arm/mach-mvebu/dove.c
> index 3909bf4..16ee116 100644
> --- a/arch/arm/mach-mvebu/dove.c
> +++ b/arch/arm/mach-mvebu/dove.c
> @@ -124,6 +124,8 @@ static int dove_init_soc(void)
>  	dove_remap_mc_regs();
>  	dove_init_clocks();
>  	clkdev_add_physbase(tclk, (unsigned int)DOVE_TIMER_BASE, NULL);
> +	clkdev_add_physbase(tclk, (unsigned int)DOVE_SPI0_BASE, NULL);
> +	clkdev_add_physbase(tclk, (unsigned int)DOVE_SPI1_BASE, NULL);
>  	add_generic_device("orion-timer", DEVICE_ID_SINGLE, NULL,
>  			   (unsigned int)DOVE_TIMER_BASE, 0x30,
>  			   IORESOURCE_MEM, NULL);
> diff --git a/arch/arm/mach-mvebu/include/mach/dove-regs.h b/arch/arm/mach-mvebu/include/mach/dove-regs.h
> index 519457e..8b4319b 100644
> --- a/arch/arm/mach-mvebu/include/mach/dove-regs.h
> +++ b/arch/arm/mach-mvebu/include/mach/dove-regs.h
> @@ -33,6 +33,9 @@
>  #define DOVE_UART_BASE		(DOVE_INT_REGS_BASE + 0x12000)
>  #define DOVE_UARTn_BASE(n)	(DOVE_UART_BASE + ((n) * 0x100))
>  
> +#define DOVE_SPI0_BASE		(DOVE_INT_REGS_BASE + 0x10600)
> +#define DOVE_SPI1_BASE		(DOVE_INT_REGS_BASE + 0x14600)
> +
>  #define DOVE_BRIDGE_BASE	(DOVE_INT_REGS_BASE + 0x20000)
>  #define  INT_REGS_BASE_MAP	0x080
>  #define  BRIDGE_RSTOUT_MASK	0x108
> -- 
> 1.7.10.4
> 
> 

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