diff mbox series

[4/4] arm64: dts: qcom: sm8550: Add video clock controller

Message ID 20230509161218.11979-5-quic_jkona@quicinc.com (mailing list archive)
State Superseded
Headers show
Series Add Video Clock Controller driver for SM8550 | expand

Commit Message

Jagadeesh Kona May 9, 2023, 4:12 p.m. UTC
Add device node for video clock controller on Qualcomm SM8550 platform.

Signed-off-by: Jagadeesh Kona <quic_jkona@quicinc.com>
Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
---
 arch/arm64/boot/dts/qcom/sm8550.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

Comments

Konrad Dybcio May 15, 2023, 12:28 p.m. UTC | #1
On 9.05.2023 18:12, Jagadeesh Kona wrote:
> Add device node for video clock controller on Qualcomm SM8550 platform.
> 
> Signed-off-by: Jagadeesh Kona <quic_jkona@quicinc.com>
> Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
> ---
>  arch/arm64/boot/dts/qcom/sm8550.dtsi | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> index 6e9bad8f6f33..e67e7c69dae6 100644
> --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> @@ -7,6 +7,7 @@
>  #include <dt-bindings/clock/qcom,sm8550-gcc.h>
>  #include <dt-bindings/clock/qcom,sm8550-tcsr.h>
>  #include <dt-bindings/clock/qcom,sm8550-dispcc.h>
> +#include <dt-bindings/clock/qcom,sm8550-videocc.h>
>  #include <dt-bindings/dma/qcom-gpi.h>
>  #include <dt-bindings/gpio/gpio.h>
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
> @@ -759,6 +760,17 @@ gcc: clock-controller@100000 {
>  				 <&usb_dp_qmpphy QMP_USB43DP_USB3_PIPE_CLK>;
>  		};
>  
> +		videocc: clock-controller@aaf0000 {
This node should be moved down. Nodes with unit addresses
should be sorted alphanumerically.

> +			compatible = "qcom,sm8550-videocc";
> +			reg = <0 0x0aaf0000 0 0x10000>;
> +			clocks = <&bi_tcxo_div2>, <&gcc GCC_VIDEO_AHB_CLK>;
One per line, please

Also, any reason the XO clock does not come from RPMhCC?

Konrad
> +			power-domains = <&rpmhpd SM8550_MMCX>;
> +			required-opps = <&rpmhpd_opp_low_svs>;
> +			#clock-cells = <1>;
> +			#reset-cells = <1>;
> +			#power-domain-cells = <1>;
> +		};
> +
>  		ipcc: mailbox@408000 {
>  			compatible = "qcom,sm8550-ipcc", "qcom,ipcc";
>  			reg = <0 0x00408000 0 0x1000>;
Dmitry Baryshkov May 15, 2023, 12:57 p.m. UTC | #2
On Mon, 15 May 2023 at 15:28, Konrad Dybcio <konrad.dybcio@linaro.org> wrote:
>
>
>
> On 9.05.2023 18:12, Jagadeesh Kona wrote:
> > Add device node for video clock controller on Qualcomm SM8550 platform.
> >
> > Signed-off-by: Jagadeesh Kona <quic_jkona@quicinc.com>
> > Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
> > ---
> >  arch/arm64/boot/dts/qcom/sm8550.dtsi | 12 ++++++++++++
> >  1 file changed, 12 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> > index 6e9bad8f6f33..e67e7c69dae6 100644
> > --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> > @@ -7,6 +7,7 @@
> >  #include <dt-bindings/clock/qcom,sm8550-gcc.h>
> >  #include <dt-bindings/clock/qcom,sm8550-tcsr.h>
> >  #include <dt-bindings/clock/qcom,sm8550-dispcc.h>
> > +#include <dt-bindings/clock/qcom,sm8550-videocc.h>
> >  #include <dt-bindings/dma/qcom-gpi.h>
> >  #include <dt-bindings/gpio/gpio.h>
> >  #include <dt-bindings/interrupt-controller/arm-gic.h>
> > @@ -759,6 +760,17 @@ gcc: clock-controller@100000 {
> >                                <&usb_dp_qmpphy QMP_USB43DP_USB3_PIPE_CLK>;
> >               };
> >
> > +             videocc: clock-controller@aaf0000 {
> This node should be moved down. Nodes with unit addresses
> should be sorted alphanumerically.
>
> > +                     compatible = "qcom,sm8550-videocc";
> > +                     reg = <0 0x0aaf0000 0 0x10000>;
> > +                     clocks = <&bi_tcxo_div2>, <&gcc GCC_VIDEO_AHB_CLK>;
> One per line, please
>
> Also, any reason the XO clock does not come from RPMhCC?

bi_tcxo_div_2 is an RPMhCC clock with the fixed divider.

>
> Konrad
> > +                     power-domains = <&rpmhpd SM8550_MMCX>;
> > +                     required-opps = <&rpmhpd_opp_low_svs>;
> > +                     #clock-cells = <1>;
> > +                     #reset-cells = <1>;
> > +                     #power-domain-cells = <1>;
> > +             };
> > +
> >               ipcc: mailbox@408000 {
> >                       compatible = "qcom,sm8550-ipcc", "qcom,ipcc";
> >                       reg = <0 0x00408000 0 0x1000>;
Konrad Dybcio May 15, 2023, 1:08 p.m. UTC | #3
On 15.05.2023 14:57, Dmitry Baryshkov wrote:
> On Mon, 15 May 2023 at 15:28, Konrad Dybcio <konrad.dybcio@linaro.org> wrote:
>>
>>
>>
>> On 9.05.2023 18:12, Jagadeesh Kona wrote:
>>> Add device node for video clock controller on Qualcomm SM8550 platform.
>>>
>>> Signed-off-by: Jagadeesh Kona <quic_jkona@quicinc.com>
>>> Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
>>> ---
>>>  arch/arm64/boot/dts/qcom/sm8550.dtsi | 12 ++++++++++++
>>>  1 file changed, 12 insertions(+)
>>>
>>> diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
>>> index 6e9bad8f6f33..e67e7c69dae6 100644
>>> --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
>>> +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
>>> @@ -7,6 +7,7 @@
>>>  #include <dt-bindings/clock/qcom,sm8550-gcc.h>
>>>  #include <dt-bindings/clock/qcom,sm8550-tcsr.h>
>>>  #include <dt-bindings/clock/qcom,sm8550-dispcc.h>
>>> +#include <dt-bindings/clock/qcom,sm8550-videocc.h>
>>>  #include <dt-bindings/dma/qcom-gpi.h>
>>>  #include <dt-bindings/gpio/gpio.h>
>>>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>>> @@ -759,6 +760,17 @@ gcc: clock-controller@100000 {
>>>                                <&usb_dp_qmpphy QMP_USB43DP_USB3_PIPE_CLK>;
>>>               };
>>>
>>> +             videocc: clock-controller@aaf0000 {
>> This node should be moved down. Nodes with unit addresses
>> should be sorted alphanumerically.
>>
>>> +                     compatible = "qcom,sm8550-videocc";
>>> +                     reg = <0 0x0aaf0000 0 0x10000>;
>>> +                     clocks = <&bi_tcxo_div2>, <&gcc GCC_VIDEO_AHB_CLK>;
>> One per line, please
>>
>> Also, any reason the XO clock does not come from RPMhCC?
> 
> bi_tcxo_div_2 is an RPMhCC clock with the fixed divider.
Hm, I don't see it neither on -next or in this patchset..

Konrad
> 
>>
>> Konrad
>>> +                     power-domains = <&rpmhpd SM8550_MMCX>;
>>> +                     required-opps = <&rpmhpd_opp_low_svs>;
>>> +                     #clock-cells = <1>;
>>> +                     #reset-cells = <1>;
>>> +                     #power-domain-cells = <1>;
>>> +             };
>>> +
>>>               ipcc: mailbox@408000 {
>>>                       compatible = "qcom,sm8550-ipcc", "qcom,ipcc";
>>>                       reg = <0 0x00408000 0 0x1000>;
> 
> 
>
Dmitry Baryshkov May 15, 2023, 6:12 p.m. UTC | #4
On Mon, 15 May 2023 at 16:08, Konrad Dybcio <konrad.dybcio@linaro.org> wrote:
>
>
>
> On 15.05.2023 14:57, Dmitry Baryshkov wrote:
> > On Mon, 15 May 2023 at 15:28, Konrad Dybcio <konrad.dybcio@linaro.org> wrote:
> >>
> >>
> >>
> >> On 9.05.2023 18:12, Jagadeesh Kona wrote:
> >>> Add device node for video clock controller on Qualcomm SM8550 platform.
> >>>
> >>> Signed-off-by: Jagadeesh Kona <quic_jkona@quicinc.com>
> >>> Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
> >>> ---
> >>>  arch/arm64/boot/dts/qcom/sm8550.dtsi | 12 ++++++++++++
> >>>  1 file changed, 12 insertions(+)
> >>>
> >>> diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> >>> index 6e9bad8f6f33..e67e7c69dae6 100644
> >>> --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
> >>> +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> >>> @@ -7,6 +7,7 @@
> >>>  #include <dt-bindings/clock/qcom,sm8550-gcc.h>
> >>>  #include <dt-bindings/clock/qcom,sm8550-tcsr.h>
> >>>  #include <dt-bindings/clock/qcom,sm8550-dispcc.h>
> >>> +#include <dt-bindings/clock/qcom,sm8550-videocc.h>
> >>>  #include <dt-bindings/dma/qcom-gpi.h>
> >>>  #include <dt-bindings/gpio/gpio.h>
> >>>  #include <dt-bindings/interrupt-controller/arm-gic.h>
> >>> @@ -759,6 +760,17 @@ gcc: clock-controller@100000 {
> >>>                                <&usb_dp_qmpphy QMP_USB43DP_USB3_PIPE_CLK>;
> >>>               };
> >>>
> >>> +             videocc: clock-controller@aaf0000 {
> >> This node should be moved down. Nodes with unit addresses
> >> should be sorted alphanumerically.
> >>
> >>> +                     compatible = "qcom,sm8550-videocc";
> >>> +                     reg = <0 0x0aaf0000 0 0x10000>;
> >>> +                     clocks = <&bi_tcxo_div2>, <&gcc GCC_VIDEO_AHB_CLK>;
> >> One per line, please
> >>
> >> Also, any reason the XO clock does not come from RPMhCC?
> >
> > bi_tcxo_div_2 is an RPMhCC clock with the fixed divider.
> Hm, I don't see it neither on -next or in this patchset..

https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/tree/arch/arm64/boot/dts/qcom/sm8550.dtsi?h=next-20230515#n41
Jagadeesh Kona May 19, 2023, 11:55 a.m. UTC | #5
Hi,

Thanks Konrad for your review!

On 5/15/2023 5:58 PM, Konrad Dybcio wrote:
> 
> 
> On 9.05.2023 18:12, Jagadeesh Kona wrote:
>> Add device node for video clock controller on Qualcomm SM8550 platform.
>>
>> Signed-off-by: Jagadeesh Kona <quic_jkona@quicinc.com>
>> Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
>> ---
>>   arch/arm64/boot/dts/qcom/sm8550.dtsi | 12 ++++++++++++
>>   1 file changed, 12 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
>> index 6e9bad8f6f33..e67e7c69dae6 100644
>> --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
>> @@ -7,6 +7,7 @@
>>   #include <dt-bindings/clock/qcom,sm8550-gcc.h>
>>   #include <dt-bindings/clock/qcom,sm8550-tcsr.h>
>>   #include <dt-bindings/clock/qcom,sm8550-dispcc.h>
>> +#include <dt-bindings/clock/qcom,sm8550-videocc.h>
>>   #include <dt-bindings/dma/qcom-gpi.h>
>>   #include <dt-bindings/gpio/gpio.h>
>>   #include <dt-bindings/interrupt-controller/arm-gic.h>
>> @@ -759,6 +760,17 @@ gcc: clock-controller@100000 {
>>   				 <&usb_dp_qmpphy QMP_USB43DP_USB3_PIPE_CLK>;
>>   		};
>>   
>> +		videocc: clock-controller@aaf0000 {
> This node should be moved down. Nodes with unit addresses
> should be sorted alphanumerically.
> 
Sure, will update in the next series.

>> +			compatible = "qcom,sm8550-videocc";
>> +			reg = <0 0x0aaf0000 0 0x10000>;
>> +			clocks = <&bi_tcxo_div2>, <&gcc GCC_VIDEO_AHB_CLK>;
> One per line, please
> 
Okay

> Also, any reason the XO clock does not come from RPMhCC?
> 
> Konrad
>> +			power-domains = <&rpmhpd SM8550_MMCX>;
>> +			required-opps = <&rpmhpd_opp_low_svs>;
>> +			#clock-cells = <1>;
>> +			#reset-cells = <1>;
>> +			#power-domain-cells = <1>;
>> +		};
>> +
>>   		ipcc: mailbox@408000 {
>>   			compatible = "qcom,sm8550-ipcc", "qcom,ipcc";
>>   			reg = <0 0x00408000 0 0x1000>;

Thanks & Regards,
Jagadeesh
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index 6e9bad8f6f33..e67e7c69dae6 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -7,6 +7,7 @@ 
 #include <dt-bindings/clock/qcom,sm8550-gcc.h>
 #include <dt-bindings/clock/qcom,sm8550-tcsr.h>
 #include <dt-bindings/clock/qcom,sm8550-dispcc.h>
+#include <dt-bindings/clock/qcom,sm8550-videocc.h>
 #include <dt-bindings/dma/qcom-gpi.h>
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
@@ -759,6 +760,17 @@  gcc: clock-controller@100000 {
 				 <&usb_dp_qmpphy QMP_USB43DP_USB3_PIPE_CLK>;
 		};
 
+		videocc: clock-controller@aaf0000 {
+			compatible = "qcom,sm8550-videocc";
+			reg = <0 0x0aaf0000 0 0x10000>;
+			clocks = <&bi_tcxo_div2>, <&gcc GCC_VIDEO_AHB_CLK>;
+			power-domains = <&rpmhpd SM8550_MMCX>;
+			required-opps = <&rpmhpd_opp_low_svs>;
+			#clock-cells = <1>;
+			#reset-cells = <1>;
+			#power-domain-cells = <1>;
+		};
+
 		ipcc: mailbox@408000 {
 			compatible = "qcom,sm8550-ipcc", "qcom,ipcc";
 			reg = <0 0x00408000 0 0x1000>;