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Message-ID: <08653b784294bb11182faf82c74757a14d780c4e.camel@mediatek.com>
Date:   Mon, 20 Jun 2022 14:40:46 +0800
From:   Rex-BC Chen <rex-bc.chen@...iatek.com>
To:     "mturquette@...libre.com" <mturquette@...libre.com>,
        "sboyd@...nel.org" <sboyd@...nel.org>,
        "matthias.bgg@...il.com" <matthias.bgg@...il.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "krzysztof.kozlowski+dt@...aro.org" 
        <krzysztof.kozlowski+dt@...aro.org>
CC:     "p.zabel@...gutronix.de" <p.zabel@...gutronix.de>,
        "angelogioacchino.delregno@...labora.com" 
        <angelogioacchino.delregno@...labora.com>,
        "nfraprado@...labora.com" <nfraprado@...labora.com>,
        Chun-Jie Chen (陳浚桀) 
        <Chun-Jie.Chen@...iatek.com>,
        "wenst@...omium.org" <wenst@...omium.org>,
        Runyang Chen (陈润洋) 
        <Runyang.Chen@...iatek.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-clk@...r.kernel.org" <linux-clk@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-mediatek@...ts.infradead.org" 
        <linux-mediatek@...ts.infradead.org>,
        Project_Global_Chrome_Upstream_Group 
        <Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: Re: [PATCH v8 16/19] arm64: dts: mediatek: Add infra #reset-cells
 property for MT8195

On Mon, 2022-05-23 at 14:00 +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@...iatek.com>
> Reviewed-by: AngeloGioacchino Del Regno <
> angelogioacchino.delregno@...labora.com>
> Reviewed-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
> Tested-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
> ---
>  arch/arm64/boot/dts/mediatek/mt8195.dtsi | 15 ++-------------
>  1 file changed, 2 insertions(+), 13 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> index b57e620c2c72..db16eba9d475 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";
> @@ -292,20 +291,10 @@
>  		};
>  
>  		infracfg_ao: syscon@...01000 {
> -			compatible = "mediatek,mt8195-infracfg_ao",
> "syscon", "simple-mfd";
> +			compatible = "mediatek,mt8195-infracfg_ao",
> "syscon";
>  			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@...03000 {
> -- 
> 2.18.0
> 

Hello Matthias,

driver part is accepted by Setphen[1].
dts part is also reviewed.
Is these dts parts ok for you? (including patch 15 and 16)
Or should I send another series for dts part?

Thanks!

[1]: 
https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git/log/?h=clk-next

BRs,
Bo-Chen

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