linux-kernel - Re: [PATCH V4 12/15] dt-bindings: reset: mediatek: Add infra

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Date:   Thu, 28 Apr 2022 09:18:30 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Rex-BC Chen <rex-bc.chen@...iatek.com>, mturquette@...libre.com,
        sboyd@...nel.org, matthias.bgg@...il.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org
Cc:     p.zabel@...gutronix.de, angelogioacchino.delregno@...labora.com,
        chun-jie.chen@...iatek.com, wenst@...omium.org,
        runyang.chen@...iatek.com, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH V4 12/15] dt-bindings: reset: mediatek: Add infra_ao reset
 bit for MT8192/MT8195

On 27/04/2022 05:09, Rex-BC Chen wrote:
> - To support reset of infra_ao, add the bit definition of
>   thermal/PCIe/SVS for MT8192.
> - To support reset of infra_ao, add the bit definition of
>   thermal/SVS for MT8195.
> - Add the driver comment to separate the reset index for
>   TOPRGU and INFRA.
> 
> Signed-off-by: Rex-BC Chen <rex-bc.chen@...iatek.com>
> ---
>  include/dt-bindings/reset/mt8192-resets.h | 8 ++++++++
>  include/dt-bindings/reset/mt8195-resets.h | 6 ++++++
>  2 files changed, 14 insertions(+)
> 
> diff --git a/include/dt-bindings/reset/mt8192-resets.h b/include/dt-bindings/reset/mt8192-resets.h
> index be9a7ca245b9..ee0ca02a39bf 100644
> --- a/include/dt-bindings/reset/mt8192-resets.h
> +++ b/include/dt-bindings/reset/mt8192-resets.h
> @@ -7,6 +7,7 @@
>  #ifndef _DT_BINDINGS_RESET_CONTROLLER_MT8192
>  #define _DT_BINDINGS_RESET_CONTROLLER_MT8192
>  
> +/* TOPRGU resets */
>  #define MT8192_TOPRGU_MM_SW_RST					1
>  #define MT8192_TOPRGU_MFG_SW_RST				2
>  #define MT8192_TOPRGU_VENC_SW_RST				3
> @@ -27,4 +28,11 @@
>  
>  #define MT8192_TOPRGU_SW_RST_NUM				23
>  
> +/* INFRA resets */
> +#define MT8192_INFRA_THERMAL_CTRL_RST			0
> +#define MT8192_INFRA_PEXTP_PHY_RST				79
> +#define MT8192_INFRA_PTP_RST					101
> +#define MT8192_INFRA_RST4_PCIE_TOP				129
> +#define MT8192_INFRA_THERMAL_CTRL_MCU_RST		140

This is still wrong. I gave you exactly what has to be used:
0
1
2
...

It's a decimal number incremented by one.


> +
>  #endif  /* _DT_BINDINGS_RESET_CONTROLLER_MT8192 */
> diff --git a/include/dt-bindings/reset/mt8195-resets.h b/include/dt-bindings/reset/mt8195-resets.h
> index a26bccc8b957..a3226f40779c 100644
> --- a/include/dt-bindings/reset/mt8195-resets.h
> +++ b/include/dt-bindings/reset/mt8195-resets.h
> @@ -7,6 +7,7 @@
>  #ifndef _DT_BINDINGS_RESET_CONTROLLER_MT8195
>  #define _DT_BINDINGS_RESET_CONTROLLER_MT8195
>  
> +/* TOPRGU resets */
>  #define MT8195_TOPRGU_CONN_MCU_SW_RST          0
>  #define MT8195_TOPRGU_INFRA_GRST_SW_RST        1
>  #define MT8195_TOPRGU_APU_SW_RST               2
> @@ -26,4 +27,9 @@
>  
>  #define MT8195_TOPRGU_SW_RST_NUM               16
>  
> +/* INFRA resets */
> +#define MT8195_INFRA_THERMAL_AP_RST            0
> +#define MT8195_INFRA_PTP_RST                   101
> +#define MT8195_INFRA_THERMAL_MCU_RST           138

Same issue.


Best regards,
Krzysztof