[PATCH] ARM: OMAP2+: AM33XX: clock data: fix mcasp entries

Hiremath, Vaibhav hvaibhav at ti.com
Wed Oct 10 10:33:54 EDT 2012


On Wed, Oct 10, 2012 at 20:00:49, Porter, Matt wrote:
> 6ea74cb ARM: OMAP2+: hwmod: get rid of all omap_clk_get_by_name usage
> exposes a bug in the AM33XX clock data for mcasp. After moving to
> clk_get() usage, the _init() of all registered hwmods fails on mcasp0
> due to incorrect clock data causing clk_get() to fail. This causes all
> successive hwmods to fail to _init() leaving them in a bad state.
> 
> This patch updates the mcasp clock entries so clk_get() will succeed.
> It is tested on BeagleBone and is needed for 3.7-rc1 to fix AM33xx
> boot.
> 

Matt,

I have already submitted patch for this and it is accepted and merged in 
Tony's pull request.

https://patchwork.kernel.org/patch/1499271/


Thanks,
Vaibhav

> Signed-off-by: Matt Porter <mporter at ti.com>
> ---
>  arch/arm/mach-omap2/clock33xx_data.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/clock33xx_data.c b/arch/arm/mach-omap2/clock33xx_data.c
> index b87b88c..0a64139 100644
> --- a/arch/arm/mach-omap2/clock33xx_data.c
> +++ b/arch/arm/mach-omap2/clock33xx_data.c
> @@ -1033,8 +1033,8 @@ static struct omap_clk am33xx_clks[] = {
>  	CLK("481d0000.d_can",	NULL,		&dcan1_fck,	CK_AM33XX),
>  	CLK(NULL,	"debugss_ick",		&debugss_ick,	CK_AM33XX),
>  	CLK(NULL,	"pruss_ocp_gclk",	&pruss_ocp_gclk,	CK_AM33XX),
> -	CLK("davinci-mcasp.0",  NULL,           &mcasp0_fck,    CK_AM33XX),
> -	CLK("davinci-mcasp.1",  NULL,           &mcasp1_fck,    CK_AM33XX),
> +	CLK(NULL,	"mcasp0_fck",		&mcasp0_fck,    CK_AM33XX),
> +	CLK(NULL,	"mcasp1_fck",		&mcasp1_fck,    CK_AM33XX),
>  	CLK("NULL",	"mmc2_fck",		&mmc2_fck,	CK_AM33XX),
>  	CLK(NULL,	"mmu_fck",		&mmu_fck,	CK_AM33XX),
>  	CLK(NULL,	"smartreflex0_fck",	&smartreflex0_fck,	CK_AM33XX),
> -- 
> 1.7.9.5
> 
> 




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