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SubjectRe: [PATCH V2 1/2] soc: imx: Add SCU SoC info driver support
Hi Anson,

Since you are going to send a new version for this please consider my
comment inline.

<snip>

> +static u32 imx8qxp_soc_revision(void)
> +{
> + struct imx_sc_msg_misc_get_soc_id msg;
> + struct imx_sc_rpc_msg *hdr = &msg.hdr;
> + u32 rev = 0;

No need to initialize this here.

> + int ret;
> +
> + hdr->ver = IMX_SC_RPC_VERSION;
> + hdr->svc = IMX_SC_RPC_SVC_MISC;
> + hdr->func = IMX_SC_MISC_FUNC_GET_CONTROL;
> + hdr->size = 3;
> +
> + msg.data.send.control = IMX_SC_C_ID;
> + msg.data.send.resource = IMX_SC_R_SYSTEM;
> +
> + ret = imx_scu_call_rpc(soc_ipc_handle, &msg, true);
> + if (ret) {
> + dev_err(&imx_scu_soc_pdev->dev,
> + "get soc info failed, ret %d\n", ret);
> + /* return 0 means getting revision failed */

Just return 0 here. No need for rev.
> + return rev;
> + }
> +

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