Re: [PATCH v7 16/19] arm64: dts: mediatek: Add infra #reset-cells property for MT8195

[Rex-BC Chen <rex-bc.chen@mediatek.com>]

On Fri, 2022-05-20 at 23:30 +0800, Nícolas F. R. A. Prado wrote:
> Hi Rex,
> 
> On Thu, May 19, 2022 at 08:55:24PM +0800, Rex-BC Chen wrote:
> > We will use mediatek clock reset as infracfg_ao reset instead of
> > ti-syscon. To support this, remove property of ti reset and add
> > property of #reset-cells for mediatek clock reset.
> > 
> > Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
> > Reviewed-by: AngeloGioacchino Del Regno <
> > angelogioacchino.delregno@collabora.com>
> > ---
> >  arch/arm64/boot/dts/mediatek/mt8195.dtsi | 13 +------------
> >  1 file changed, 1 insertion(+), 12 deletions(-)
> > 
> > diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> > b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> > index b57e620c2c72..8e5ac11b19f1 100644
> > --- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> > +++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> > @@ -10,7 +10,6 @@
> >  #include <dt-bindings/interrupt-controller/irq.h>
> >  #include <dt-bindings/phy/phy.h>
> >  #include <dt-bindings/pinctrl/mt8195-pinfunc.h>
> > -#include <dt-bindings/reset/ti-syscon.h>
> >  
> >  / {
> >  	compatible = "mediatek,mt8195";
> > @@ -295,17 +294,7 @@
> >  			compatible = "mediatek,mt8195-infracfg_ao",
> > "syscon", "simple-mfd";
> 
> I believe the 'simple-mfd' compatible was added only to make the
> reset-controller subnode probe (at least this was the case for
> mt8192), so it
> might make sense to drop it here as well.
> 
> Thanks,
> Nícolas
> 

Hello Nícolas,
ok, I will drop 'simple-mfd' in next version.

BRs,
Rex

> >  			reg = <0 0x10001000 0 0x1000>;
> >  			#clock-cells = <1>;
> > -
> > -			infracfg_rst: reset-controller {
> > -				compatible = "ti,syscon-reset";
> > -				#reset-cells = <1>;
> > -				ti,reset-bits = <
> > -					0x140 18 0x144 18 0 0
> > (ASSERT_SET | DEASSERT_SET | STATUS_NONE) /* pcie */
> > -					0x120 0  0x124 0  0 0
> > (ASSERT_SET | DEASSERT_SET | STATUS_NONE) /* thermal */
> > -					0x730 10 0x734 10 0 0
> > (ASSERT_SET | DEASSERT_SET | STATUS_NONE) /* thermal */
> > -					0x150 5  0x154 5  0 0
> > (ASSERT_SET | DEASSERT_SET | STATUS_NONE) /* svs gpu */
> > -				>;
> > -			};
> > +			#reset-cells = <1>;
> >  		};
> >  
> >  		pericfg: syscon@10003000 {
> > -- 
> > 2.18.0
> > 
> >