linux-kernel - Re: [PATCH V3 1/2] dt-bindings: imx: remove unused resources from scu resource table

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Date:   Fri, 22 Feb 2019 13:46:26 -0600
From:   Rob Herring <robh@...nel.org>
To:     Anson Huang <anson.huang@....com>
Cc:     "mark.rutland@....com" <mark.rutland@....com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        "ulf.hansson@...aro.org" <ulf.hansson@...aro.org>,
        Aisheng Dong <aisheng.dong@....com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH V3 1/2] dt-bindings: imx: remove unused resources from
 scu resource table

On Wed, Feb 20, 2019 at 02:35:02PM +0000, Anson Huang wrote:
> Removes below resources which were defined during
> pre-silicon phase and the real silicons do NOT have
> them, they have never been used, latest system
> controller firmware also removed them:
> 
> 	IMX_SC_R_DC_0_CAPTURE0
> 	IMX_SC_R_DC_0_CAPTURE1
> 	IMX_SC_R_DC_0_INTEGRAL0
> 	IMX_SC_R_DC_0_INTEGRAL1
> 	IMX_SC_R_DC_0_FRAC1
> 	IMX_SC_R_DC_1_CAPTURE0
> 	IMX_SC_R_DC_1_CAPTURE1
> 	IMX_SC_R_DC_1_INTEGRAL0
> 	IMX_SC_R_DC_1_INTEGRAL1
> 	IMX_SC_R_DC_1_FRAC1
> 	IMX_SC_R_GPU_3_PID0
> 	IMX_SC_R_M4_0_SIM
> 	IMX_SC_R_M4_0_WDOG
> 	IMX_SC_R_M4_1_SIM
> 	IMX_SC_R_M4_1_WDOG
> 
> Signed-off-by: Anson Huang <Anson.Huang@....com>
> ---
> No changes since V2, just separate the patch to 2, 1 patch to remove resources and the other is to add new
> resources.
> ---
>  include/dt-bindings/firmware/imx/rsrc.h | 30 +++++++++++++++---------------
>  1 file changed, 15 insertions(+), 15 deletions(-)
> 
> diff --git a/include/dt-bindings/firmware/imx/rsrc.h b/include/dt-bindings/firmware/imx/rsrc.h
> index 4481f2d..32cce37 100644
> --- a/include/dt-bindings/firmware/imx/rsrc.h
> +++ b/include/dt-bindings/firmware/imx/rsrc.h
> @@ -36,15 +36,15 @@
>  #define IMX_SC_R_DC_0_BLIT1		20
>  #define IMX_SC_R_DC_0_BLIT2		21
>  #define IMX_SC_R_DC_0_BLIT_OUT		22
> -#define IMX_SC_R_DC_0_CAPTURE0		23
> -#define IMX_SC_R_DC_0_CAPTURE1		24
> +#define IMX_SC_R_UNUSED19		23
> +#define IMX_SC_R_UNUSED5		24

If unused, don't define them.