Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <02523fe5-bf99-9891-d00c-347893d5dabe@linaro.org>
Date:   Fri, 28 Oct 2022 13:54:37 -0400
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101
 Thunderbird/102.4.1
Subject: Re: [PATCH 2/4] pwm: Add Apple PWM controller
Content-Language: en-US
To:     Sasha Finkelstein <fnkl.kernel@gmail.com>,
        thierry.reding@gmail.com, robh+dt@kernel.org,
        krzysztof.kozlowski+dt@linaro.org
Cc:     marcan@marcan.st, sven@svenpeter.dev, alyssa@rosenzweig.io,
        asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
        linux-pwm@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
References: <20221028165215.43662-1-fnkl.kernel@gmail.com>
 <20221028165215.43662-3-fnkl.kernel@gmail.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <20221028165215.43662-3-fnkl.kernel@gmail.com>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Precedence: bulk

On 28/10/2022 12:52, Sasha Finkelstein wrote:
> Adds the Apple PWM controller driver.
> 
> Signed-off-by: Sasha Finkelstein <fnkl.kernel@gmail.com>
> ---
>  drivers/pwm/Kconfig     |  12 ++++
>  drivers/pwm/Makefile    |   1 +
>  drivers/pwm/pwm-apple.c | 124 ++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 137 insertions(+)
>  create mode 100644 drivers/pwm/pwm-apple.c
> 
> diff --git a/drivers/pwm/Kconfig b/drivers/pwm/Kconfig
> index 60d13a949bc5..ec6acb368073 100644
> --- a/drivers/pwm/Kconfig
> +++ b/drivers/pwm/Kconfig
> @@ -51,6 +51,18 @@ config PWM_AB8500
>  	  To compile this driver as a module, choose M here: the module
>  	  will be called pwm-ab8500.
>  
> +config PWM_APPLE
> +	tristate "Apple SoC PWM support"
> +	depends on ARCH_APPLE || (COMPILE_TEST && 64BIT)

Why this code cannot be build on 32-bit?

> +	help
> +	  Generic PWM framework driver for PWM controller present on
> +	  Apple SoCs
> +

Best regards,
Krzysztof