[PATCH] regulator: Add Fairchild FAN53555 driver

[Sascha Hauer]

On Fri, Jun 21, 2024 at 08:18:06AM +0300, Alexander Shiyan wrote:
> This driver supports Fairchild FAN53555 Digitally Programmable TinyBuck Regulator.
> 
> Supported ICs:
> fan53526, fan53555, rk8600, rk8602, syr827, syr828, tcs4525, tcs4526.
> 
> The driver is written based on the fan53555.c linux kernel driver.
> Widely used in new developments based on Rockchip SOCs RK35xx.
> 
> +	ret = of_property_read_u32(np, "fcs,suspend-voltage-selector", &val);
> +	if (!ret) {
> +		if (val >> 1) {

Although is funcionally the same you likely wanted to write val > 1
here. Replaced this with the easier to read version ;)

Sascha

> +			dev_err(di->dev, "Invalid VSEL ID=%u!\n", val);
> +			ret = -EINVAL;
> +			goto err;
> +		}
> +
> +		di->sleep_vsel_id = val;
> +	}
> +

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