[PATCH v9 7/7] i2c: xiic: skip input clock setup on non-OF systems

Andy Shevchenko andriy.shevchenko at intel.com
Tue Feb 3 07:46:24 PST 2026


On Mon, Feb 02, 2026 at 08:37:24PM +0000, Abdurrahman Hussain via B4 Relay wrote:

> Currently Linux does not implement ACPI ClockInput to describe clock

ClockInput() resource

> resources, unlike DT. However the xiic driver is happy if something
> magically enables the clock before the driver probes, and does not
> turn it off again. The clock should always be considered optional for
> ACPI.

...

> +	if (is_of_node(dev_fwnode(dev))) {
> +		i2c->clk = devm_clk_get_enabled(dev, NULL);
> +		if (IS_ERR(i2c->clk))
> +			return dev_err_probe(&pdev->dev, PTR_ERR(i2c->clk),

Haven't you seen my previous comments? Why 'pdev'?

> +					"failed to enable input clock.\n");
> +	}

-- 
With Best Regards,
Andy Shevchenko





More information about the linux-arm-kernel mailing list