diff mbox

[v4,7/8] ARM: shmobile: r8a7790: Set maximum frequencies for SDHI clocks

Message ID 1435683436.23818.69.camel@codethink.co.uk (mailing list archive)
State New, archived
Headers show

Commit Message

Ben Hutchings June 30, 2015, 4:57 p.m. UTC 
Taken from the datasheet.

Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
---
 arch/arm/boot/dts/r8a7790.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

Comments

Simon Horman July 7, 2015, 12:39 a.m. UTC | #1 
Morimoto-san,

could you find some time to review this patch?

On Tue, Jun 30, 2015 at 05:57:16PM +0100, Ben Hutchings wrote:
> Taken from the datasheet.
> 
> Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
> ---
>  arch/arm/boot/dts/r8a7790.dtsi | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
> index 4bb2f4c17321..618b38938b24 100644
> --- a/arch/arm/boot/dts/r8a7790.dtsi
> +++ b/arch/arm/boot/dts/r8a7790.dtsi
> @@ -490,6 +490,7 @@
>  		reg = <0 0xee100000 0 0x328>;
>  		interrupts = <0 165 IRQ_TYPE_LEVEL_HIGH>;
>  		clocks = <&mstp3_clks R8A7790_CLK_SDHI0>;
> +		max-frequency = <156000000>;
>  		dmas = <&dmac1 0xcd>, <&dmac1 0xce>;
>  		dma-names = "tx", "rx";
>  		status = "disabled";
> @@ -500,6 +501,7 @@
>  		reg = <0 0xee120000 0 0x328>;
>  		interrupts = <0 166 IRQ_TYPE_LEVEL_HIGH>;
>  		clocks = <&mstp3_clks R8A7790_CLK_SDHI1>;
> +		max-frequency = <156000000>;
>  		dmas = <&dmac1 0xc9>, <&dmac1 0xca>;
>  		dma-names = "tx", "rx";
>  		status = "disabled";
> @@ -510,6 +512,7 @@
>  		reg = <0 0xee140000 0 0x100>;
>  		interrupts = <0 167 IRQ_TYPE_LEVEL_HIGH>;
>  		clocks = <&mstp3_clks R8A7790_CLK_SDHI2>;
> +		max-frequency = <97500000>;
>  		dmas = <&dmac1 0xc1>, <&dmac1 0xc2>;
>  		dma-names = "tx", "rx";
>  		status = "disabled";
> @@ -520,6 +523,7 @@
>  		reg = <0 0xee160000 0 0x100>;
>  		interrupts = <0 168 IRQ_TYPE_LEVEL_HIGH>;
>  		clocks = <&mstp3_clks R8A7790_CLK_SDHI3>;
> +		max-frequency = <97500000>;
>  		dmas = <&dmac1 0xd3>, <&dmac1 0xd4>;
>  		dma-names = "tx", "rx";
>  		status = "disabled";
> -- 
> 2.1.4
> 
> 
> 
> 
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Kuninori Morimoto July 7, 2015, 1:19 a.m. UTC | #2 
Hi

> Taken from the datasheet.
> 
> Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
> ---

Maybe Ben needs to update v5 patch ?

But, for this patch

Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

>  arch/arm/boot/dts/r8a7790.dtsi | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
> index 4bb2f4c17321..618b38938b24 100644
> --- a/arch/arm/boot/dts/r8a7790.dtsi
> +++ b/arch/arm/boot/dts/r8a7790.dtsi
> @@ -490,6 +490,7 @@
>  		reg = <0 0xee100000 0 0x328>;
>  		interrupts = <0 165 IRQ_TYPE_LEVEL_HIGH>;
>  		clocks = <&mstp3_clks R8A7790_CLK_SDHI0>;
> +		max-frequency = <156000000>;
>  		dmas = <&dmac1 0xcd>, <&dmac1 0xce>;
>  		dma-names = "tx", "rx";
>  		status = "disabled";
> @@ -500,6 +501,7 @@
>  		reg = <0 0xee120000 0 0x328>;
>  		interrupts = <0 166 IRQ_TYPE_LEVEL_HIGH>;
>  		clocks = <&mstp3_clks R8A7790_CLK_SDHI1>;
> +		max-frequency = <156000000>;
>  		dmas = <&dmac1 0xc9>, <&dmac1 0xca>;
>  		dma-names = "tx", "rx";
>  		status = "disabled";
> @@ -510,6 +512,7 @@
>  		reg = <0 0xee140000 0 0x100>;
>  		interrupts = <0 167 IRQ_TYPE_LEVEL_HIGH>;
>  		clocks = <&mstp3_clks R8A7790_CLK_SDHI2>;
> +		max-frequency = <97500000>;
>  		dmas = <&dmac1 0xc1>, <&dmac1 0xc2>;
>  		dma-names = "tx", "rx";
>  		status = "disabled";
> @@ -520,6 +523,7 @@
>  		reg = <0 0xee160000 0 0x100>;
>  		interrupts = <0 168 IRQ_TYPE_LEVEL_HIGH>;
>  		clocks = <&mstp3_clks R8A7790_CLK_SDHI3>;
> +		max-frequency = <97500000>;
>  		dmas = <&dmac1 0xd3>, <&dmac1 0xd4>;
>  		dma-names = "tx", "rx";
>  		status = "disabled";
> -- 
> 2.1.4
> 
> 
> 
> 
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Kuninori Morimoto July 7, 2015, 1:19 a.m. UTC | #3 
Hi Simon

> Morimoto-san,
> 
> could you find some time to review this patch?

Sorry, I had forgot about this, I sent Acked-by mail.
But, I guess Ben will send v5 patch

> 
> On Tue, Jun 30, 2015 at 05:57:16PM +0100, Ben Hutchings wrote:
> > Taken from the datasheet.
> > 
> > Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
> > ---
> >  arch/arm/boot/dts/r8a7790.dtsi | 4 ++++
> >  1 file changed, 4 insertions(+)
> > 
> > diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
> > index 4bb2f4c17321..618b38938b24 100644
> > --- a/arch/arm/boot/dts/r8a7790.dtsi
> > +++ b/arch/arm/boot/dts/r8a7790.dtsi
> > @@ -490,6 +490,7 @@
> >  		reg = <0 0xee100000 0 0x328>;
> >  		interrupts = <0 165 IRQ_TYPE_LEVEL_HIGH>;
> >  		clocks = <&mstp3_clks R8A7790_CLK_SDHI0>;
> > +		max-frequency = <156000000>;
> >  		dmas = <&dmac1 0xcd>, <&dmac1 0xce>;
> >  		dma-names = "tx", "rx";
> >  		status = "disabled";
> > @@ -500,6 +501,7 @@
> >  		reg = <0 0xee120000 0 0x328>;
> >  		interrupts = <0 166 IRQ_TYPE_LEVEL_HIGH>;
> >  		clocks = <&mstp3_clks R8A7790_CLK_SDHI1>;
> > +		max-frequency = <156000000>;
> >  		dmas = <&dmac1 0xc9>, <&dmac1 0xca>;
> >  		dma-names = "tx", "rx";
> >  		status = "disabled";
> > @@ -510,6 +512,7 @@
> >  		reg = <0 0xee140000 0 0x100>;
> >  		interrupts = <0 167 IRQ_TYPE_LEVEL_HIGH>;
> >  		clocks = <&mstp3_clks R8A7790_CLK_SDHI2>;
> > +		max-frequency = <97500000>;
> >  		dmas = <&dmac1 0xc1>, <&dmac1 0xc2>;
> >  		dma-names = "tx", "rx";
> >  		status = "disabled";
> > @@ -520,6 +523,7 @@
> >  		reg = <0 0xee160000 0 0x100>;
> >  		interrupts = <0 168 IRQ_TYPE_LEVEL_HIGH>;
> >  		clocks = <&mstp3_clks R8A7790_CLK_SDHI3>;
> > +		max-frequency = <97500000>;
> >  		dmas = <&dmac1 0xd3>, <&dmac1 0xd4>;
> >  		dma-names = "tx", "rx";
> >  		status = "disabled";
> > -- 
> > 2.1.4
> > 
> > 
> > 
> > 
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Simon Horman July 8, 2015, 1:25 a.m. UTC | #4 
Hi Morimoto-san,

On Tue, Jul 07, 2015 at 01:19:55AM +0000, Kuninori Morimoto wrote:
> 
> Hi Simon
> 
> > Morimoto-san,
> > 
> > could you find some time to review this patch?
> 
> Sorry, I had forgot about this, I sent Acked-by mail.
> But, I guess Ben will send v5 patch

Thanks.

Ben, I'm happy to take this patch now or after you repost it.
Let me know which is best for you.
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diff mbox

Patch

diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
index 4bb2f4c17321..618b38938b24 100644
--- a/arch/arm/boot/dts/r8a7790.dtsi
+++ b/arch/arm/boot/dts/r8a7790.dtsi
@@ -490,6 +490,7 @@ 
 		reg = <0 0xee100000 0 0x328>;
 		interrupts = <0 165 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7790_CLK_SDHI0>;
+		max-frequency = <156000000>;
 		dmas = <&dmac1 0xcd>, <&dmac1 0xce>;
 		dma-names = "tx", "rx";
 		status = "disabled";
@@ -500,6 +501,7 @@ 
 		reg = <0 0xee120000 0 0x328>;
 		interrupts = <0 166 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7790_CLK_SDHI1>;
+		max-frequency = <156000000>;
 		dmas = <&dmac1 0xc9>, <&dmac1 0xca>;
 		dma-names = "tx", "rx";
 		status = "disabled";
@@ -510,6 +512,7 @@ 
 		reg = <0 0xee140000 0 0x100>;
 		interrupts = <0 167 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7790_CLK_SDHI2>;
+		max-frequency = <97500000>;
 		dmas = <&dmac1 0xc1>, <&dmac1 0xc2>;
 		dma-names = "tx", "rx";
 		status = "disabled";
@@ -520,6 +523,7 @@ 
 		reg = <0 0xee160000 0 0x100>;
 		interrupts = <0 168 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7790_CLK_SDHI3>;
+		max-frequency = <97500000>;
 		dmas = <&dmac1 0xd3>, <&dmac1 0xd4>;
 		dma-names = "tx", "rx";
 		status = "disabled";