Re: [PATCH v5 08/13] clk: samsung: exynos5433: Add clocks for CMU_DISP domain

[Chanwoo Choi]

Hi Sylwester,

On 02/03/2015 09:29 PM, Sylwester Nawrocki wrote:
> On 03/02/15 13:17, Sylwester Nawrocki wrote:
>>> diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c
>>>> index 3d6164e..cf3f0ac 100644
>>>> --- a/drivers/clk/samsung/clk-exynos5433.c
>>>> +++ b/drivers/clk/samsung/clk-exynos5433.c
>>>> @@ -245,6 +245,8 @@ PNAME(mout_sclk_audio1_p)	= { "ioclk_audiocdclk1", "oscclk",
>>>>  PNAME(mout_sclk_audio0_p)	= { "ioclk_audiocdclk0", "oscclk",
>>>>  				    "mout_aud_pll_user_t",};
>>>>  
>>>> +PNAME(mout_sclk_hdmi_spdif_p)	= { "sclk_audio1", "ioclk_spdif_extclk", };
>>>> +
>>>>  static struct samsung_fixed_factor_clock top_fixed_factor_clks[] __initdata = {
>>>>  	FFACTOR(0, "oscclk_efuse_common", "oscclk", 1, 1, 0),
>>>>  };
>>>> @@ -395,6 +397,10 @@ static struct samsung_mux_clock top_mux_clks[] __initdata = {
>>>>  			MUX_SEL_TOP_PERIC1, 4, 2),
>>>>  	MUX(CLK_MOUT_SCLK_AUDIO0, "mout_sclk_audio0", mout_sclk_audio0_p,
>>>>  			MUX_SEL_TOP_PERIC1, 0, 2),
>>>> +
>>>> +	/* MUX_SEL_TOP_DISP */
>>>> +	MUX(CLK_MOUT_SCLK_HDMI_SPDIF, "mout_sclk_hdmi_spdif",
>>>> +			mout_sclk_hdmi_spdif_p, MUX_SEL_TOP_DISP, 0, 1),
>>>>  };
>>>>  
>>>>  static struct samsung_div_clock top_div_clks[] __initdata = {
>>>> @@ -1360,6 +1366,11 @@ static struct samsung_gate_clock mif_gate_clks[] __initdata = {
>>>>  			ENABLE_SCLK_MIF, 1, CLK_IGNORE_UNUSED, 0),
>>>>  	GATE(CLK_SCLK_BUS_PLL_ATLAS, "sclk_bus_pll_atlas", "sclk_bus_pll",
>>>>  			ENABLE_SCLK_MIF, 0, CLK_IGNORE_UNUSED, 0),
>>>> +
>>>> +	/* ENABLE_SCLK_TOP_DISP */
>>>> +	GATE(CLK_SCLK_HDMI_SPDIF_DISP, "sclk_hdmi_spdif_disp",
>>>> +			"mout_sclk_hdmi_spdif", ENABLE_SCLK_TOP_DISP, 0,
>>>> +			CLK_IGNORE_UNUSED, 0),
>>
>> I think this clock should be added to top_gate_clks[] table instead, i.e.
>> it seems to belong to CMU_TOP, not CMU_MIF. Can you double check it ?

You're right. The sclk_hdmi_spdif_disp should be included in CMU_TOP domain.

>>
>> If you confirm this I will add following change when applying, no need
>> to resend again:
> 
> I'm afraid you will need to resend if that change turns out to be
> needed, since the whole CMU_TOP clock indexing would need to be changed
> then :/. Or just send a fixup patch on top of both series, adding
> CLK_SCLK_HDMI_SPDIF_DISP as last CMU_TOP clk index.

If you ok, I'll just send fix patch on top of both series as your comment.
(adding CLK_SCLK_HDMI_SPDIF_DISP).

Thanks,
Chanwoo Choi


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