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SubjectRe: [PATCHv3 1/2] ARM: imx53: add secure-reg-access support for PMU
On Fri, Feb 9, 2018 at 3:03 PM, Sebastian Reichel
<sebastian.reichel@collabora.co.uk> wrote:

> + gpc_reg = ioremap(MXC_CORTEXA8_PLAT_GPC, 4);
> + if (!gpc_reg) {
> + pr_warning("unable to map GPC to enable perf\n");
> + return;
> + }
> +
> + gpc = __raw_readl(gpc_reg);

You could use readl_relaxed() instead.

> + gpc |= GPC_DBG_EN;
> + __raw_writel(gpc, gpc_reg);

You could use writel_relaxed() instead.

> +
> + return;

This 'return' can be removed.

> +}

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