Re: [PATCH v7 01/13] clk: samsung: add needed IDs for DMC clocks in Exynos5420

From: Lukasz Luba
Date: Tue May 07 2019 - 04:52:52 EST


Hi Chanwoo,

On 5/7/19 9:33 AM, Chanwoo Choi wrote:
> Hi Lukasz,
>
> On 19. 5. 7. ìì 12:11, Lukasz Luba wrote:
>> Define new IDs for clocks used by Dynamic Memory Controller in
>> Exynos5422 SoC.
>>
>> Acked-by: Rob Herring <robh@xxxxxxxxxx>
>> Signed-off-by: Lukasz Luba <l.luba@xxxxxxxxxxxxxxxxxxx>
>> ---
>> include/dt-bindings/clock/exynos5420.h | 28 ++++++++++++++++++++++------
>> 1 file changed, 22 insertions(+), 6 deletions(-)
>>
>> diff --git a/include/dt-bindings/clock/exynos5420.h b/include/dt-bindings/clock/exynos5420.h
>> index 355f469..bf50d8a 100644
>> --- a/include/dt-bindings/clock/exynos5420.h
>> +++ b/include/dt-bindings/clock/exynos5420.h
>> @@ -60,6 +60,7 @@
>> #define CLK_MAU_EPLL 159
>> #define CLK_SCLK_HSIC_12M 160
>> #define CLK_SCLK_MPHY_IXTAL24 161
>> +#define CLK_SCLK_BPLL 162
>>
>> /* gate clocks */
>> #define CLK_UART0 257
>> @@ -195,6 +196,16 @@
>> #define CLK_ACLK432_CAM 518
>> #define CLK_ACLK_FL1550_CAM 519
>> #define CLK_ACLK550_CAM 520
>> +#define CLK_CLKM_PHY0 521
>> +#define CLK_CLKM_PHY1 522
>> +#define CLK_ACLK_PPMU_DREX0_0 523
>> +#define CLK_ACLK_PPMU_DREX0_1 524
>> +#define CLK_ACLK_PPMU_DREX1_0 525
>> +#define CLK_ACLK_PPMU_DREX1_1 526
>> +#define CLK_PCLK_PPMU_DREX0_0 527
>> +#define CLK_PCLK_PPMU_DREX0_1 528
>> +#define CLK_PCLK_PPMU_DREX1_0 529
>> +#define CLK_PCLK_PPMU_DREX1_1 530
>>
>> /* mux clocks */
>> #define CLK_MOUT_HDMI 640
>> @@ -217,6 +228,8 @@
>> #define CLK_MOUT_EPLL 657
>> #define CLK_MOUT_MAU_EPLL 658
>> #define CLK_MOUT_USER_MAU_EPLL 659
>> +#define CLK_MOUT_SCLK_SPLL 660
>> +#define CLK_MOUT_MX_MSPLL_CCORE_PHY 661
>>
>> /* divider clocks */
>> #define CLK_DOUT_PIXEL 768
>> @@ -243,13 +256,16 @@
>> #define CLK_DOUT_ACLK300_GSCL 789
>> #define CLK_DOUT_ACLK400_DISP1 790
>> #define CLK_DOUT_PCLK_CDREX 791
>> -#define CLK_DOUT_SCLK_CDREX 792
>> -#define CLK_DOUT_ACLK_CDREX1 793
>> -#define CLK_DOUT_CCLK_DREX0 794
>> -#define CLK_DOUT_CLK2X_PHY0 795
>> -#define CLK_DOUT_PCLK_CORE_MEM 796
>
> The your previous patch didn't change the id number
> of already exiting clocks. It cause the fault.
> In order to keep the compatibility, you keep
> the original id number without modification.
True, the previous patch didn't change these IDs.
I have not seen any faults during builds and stress tests, though.
>
> Please don't change the id number of the existing clocks
> and then just add the new clocks.
OK, I will add CLK_DOUT_PCLK_DREX0 and CLK_DOUT_PCLK_DREX1
at the end:
------------------>8--------------------------
@@ -248,8 +261,11 @@
#define CLK_DOUT_CCLK_DREX0 794
#define CLK_DOUT_CLK2X_PHY0 795
#define CLK_DOUT_PCLK_CORE_MEM 796
+#define CLK_FF_DOUT_SPLL2 797
+#define CLK_DOUT_PCLK_DREX0 798
+#define CLK_DOUT_PCLK_DREX1 799

/* must be greater than maximal clock id */
-#define CLK_NR_CLKS 797
+#define CLK_NR_CLKS 800
-----------------8<---------------------------

Can I add your ack in the modified version?

Regards,
Lukasz
>
>
>> +#define CLK_DOUT_PCLK_DREX0 792
>> +#define CLK_DOUT_PCLK_DREX1 793
>> +#define CLK_DOUT_SCLK_CDREX 794
>> +#define CLK_DOUT_ACLK_CDREX1 795
>> +#define CLK_DOUT_CCLK_DREX0 796
>> +#define CLK_DOUT_CLK2X_PHY0 797
>> +#define CLK_DOUT_PCLK_CORE_MEM 798
>> +#define CLK_FF_DOUT_SPLL2 799
>>
>> /* must be greater than maximal clock id */
>> -#define CLK_NR_CLKS 797
>> +#define CLK_NR_CLKS 800
>>
>> #endif /* _DT_BINDINGS_CLOCK_EXYNOS_5420_H */
>>
>