Re: [PATCH 2/6] ARM: tegra: Add auxiliary data for nvhost

["Terje Bergström" <tbergstrom-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>]

On 24.11.2012 21:11, Thierry Reding wrote:
>>>> diff --git a/arch/arm/mach-tegra/tegra20_clocks_data.c b/arch/arm/mach-tegra/tegra20_clocks_data.c
>>>> index 7f049ac..3314e50 100644
>>>> --- a/arch/arm/mach-tegra/tegra20_clocks_data.c
>>>> +++ b/arch/arm/mach-tegra/tegra20_clocks_data.c
>>>> @@ -1041,10 +1041,10 @@ static struct clk_duplicate tegra_clk_duplicates[] = {
>>>>  	CLK_DUPLICATE("usbd",	"utmip-pad",	NULL),
>>>>  	CLK_DUPLICATE("usbd",	"tegra-ehci.0",	NULL),
>>>>  	CLK_DUPLICATE("usbd",	"tegra-otg",	NULL),
>>>> -	CLK_DUPLICATE("2d",	"tegra_grhost",	"gr2d"),
>>>> -	CLK_DUPLICATE("3d",	"tegra_grhost",	"gr3d"),
>>>> -	CLK_DUPLICATE("epp",	"tegra_grhost",	"epp"),
>>>> -	CLK_DUPLICATE("mpe",	"tegra_grhost",	"mpe"),
>>>> +	CLK_DUPLICATE("2d",	NULL,		"gr2d"),
>>>> +	CLK_DUPLICATE("3d",	NULL,		"gr3d"),
>>>> +	CLK_DUPLICATE("epp",	NULL,		"epp"),
>>>> +	CLK_DUPLICATE("mpe",	NULL,		"mpe"),
>>>
>>> Are these actually required here?

It looks like the change from tegra_grhost to NULL is required. nvhost
cannot acquire the clock if this change is not done:

[    0.848517] tegra-gr2d tegra-gr2d: Cannot get clock gr2d

But I'll need to stage the aux data and clock changes to separate
patches with explanations.

Terje