Re: [PATCH v9 2/2] power: pwrseq: add a driver for the PMU module on the QCom WCN chipsets

[Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>]

On 10/06/2024 17:05, Krzysztof Kozlowski wrote:
> On 05/06/2024 14:38, Bartosz Golaszewski wrote:
>> From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
>>
>> This adds the power sequencing driver for the PMU modules present on the
>> Qualcomm WCN Bluetooth and Wifi chipsets. It uses the pwrseq subsystem
>> and knows how to match the sequencer to the consumer device by verifying
>> the relevant properties and DT layout. Using this driver will allow the
>> BT and WLAN drivers to respect the required delays between enabling the
>> two modules.
>>
> 
> ...
> 
> 
>> +
>> +	ctx->bt_gpio = devm_gpiod_get_optional(dev, "bt-enable", GPIOD_OUT_LOW);
>> +	if (IS_ERR(ctx->bt_gpio))
>> +		return dev_err_probe(dev, PTR_ERR(ctx->bt_gpio),
>> +				     "Failed to get the Bluetooth enable GPIO\n");
>> +
>> +	ctx->wlan_gpio = devm_gpiod_get_optional(dev, "wlan-enable",
>> +						 GPIOD_OUT_LOW);
>> +	if (IS_ERR(ctx->wlan_gpio))
>> +		return dev_err_probe(dev, PTR_ERR(ctx->wlan_gpio),
>> +				     "Failed to get the WLAN enable GPIO\n");
>> +
>> +	ctx->clk = devm_clk_get_optional(dev, NULL);
> 
> Your binding does not allow the clock. Do you need it for non-DT platforms?

Bah, damn covid, now I see second commit with clocks.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Best regards,
Krzysztof