linux-kernel - Re: [PATCH v2 3/6] arm64: dts: ti: k3-pinctrl: Add WKUP

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Message-ID: <20240730120958.inq73rx6dfmwh6vz@hemstitch>
Date: Tue, 30 Jul 2024 07:09:58 -0500
From: Nishanth Menon <nm@...com>
To: Markus Schneider-Pargmann <msp@...libre.com>
CC: Tero Kristo <kristo@...nel.org>, Santosh Shilimkar <ssantosh@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Vignesh Raghavendra <vigneshr@...com>,
        Vibhore Vardhan <vibhore@...com>, Kevin Hilman <khilman@...libre.com>,
        Dhruva
 Gole <d-gole@...com>, <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 3/6] arm64: dts: ti: k3-pinctrl: Add WKUP_EN flag

On 10:00-20240729, Markus Schneider-Pargmann wrote:
> WKUP_EN is a flag to enable pin wakeup. Any activity will wakeup the SoC
> in that case.
> 
> Signed-off-by: Markus Schneider-Pargmann <msp@...libre.com>
> ---
>  arch/arm64/boot/dts/ti/k3-pinctrl.h | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-pinctrl.h b/arch/arm64/boot/dts/ti/k3-pinctrl.h
> index 22b8d73cfd32..dd4d53e8420a 100644
> --- a/arch/arm64/boot/dts/ti/k3-pinctrl.h
> +++ b/arch/arm64/boot/dts/ti/k3-pinctrl.h
> @@ -12,6 +12,7 @@
>  #define PULLTYPESEL_SHIFT	(17)
>  #define RXACTIVE_SHIFT		(18)
>  #define DEBOUNCE_SHIFT		(11)
> +#define WKUP_EN_SHIFT		(29)
>  
>  #define PULL_DISABLE		(1 << PULLUDEN_SHIFT)
>  #define PULL_ENABLE		(0 << PULLUDEN_SHIFT)
> @@ -38,6 +39,8 @@
>  #define PIN_DEBOUNCE_CONF5	(5 << DEBOUNCE_SHIFT)
>  #define PIN_DEBOUNCE_CONF6	(6 << DEBOUNCE_SHIFT)
>  
> +#define WKUP_EN			(1 << WKUP_EN_SHIFT)
> +

Are we using this?

>  /* Default mux configuration for gpio-ranges to use with pinctrl */
>  #define PIN_GPIO_RANGE_IOPAD	(PIN_INPUT | 7)
>  
> -- 
> 2.45.2
> 

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D