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Tue, 13 Oct 2026 12:37:10 -0700 (PDT) Message-ID: Date: Tue, 13 Oct 2026 21:37:09 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/3] dt-bindings: leds: skyworks,aat1290: Document AAT1270 Current Regulator for Flash LEDs To: Svyatoslav Ryhel , Lee Jones , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Kees Cook Cc: linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261013181803.496627-1-clamor95@gmail.com> <20261013181803.496627-2-clamor95@gmail.com> Content-Language: en-US From: Jacek Anaszewski In-Reply-To: <20261013181803.496627-2-clamor95@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 10/13/26 8:18 PM, Svyatoslav Ryhel wrote: > The AAT1270 Current Regulator for Flash LEDs has a similar configuration > to the AAT1290, but it uses a different programming model and requires a > separate compatible. > > Signed-off-by: Svyatoslav Ryhel > --- > .../devicetree/bindings/leds/skyworks,aat1290.yaml | 9 ++++++--- > 1 file changed, 6 insertions(+), 3 deletions(-) > > diff --git a/Documentation/devicetree/bindings/leds/skyworks,aat1290.yaml b/Documentation/devicetree/bindings/leds/skyworks,aat1290.yaml > index 65576dfdca110..7c26bb135c0a7 100644 > --- a/Documentation/devicetree/bindings/leds/skyworks,aat1290.yaml > +++ b/Documentation/devicetree/bindings/leds/skyworks,aat1290.yaml > @@ -19,7 +19,9 @@ description: | > > properties: > compatible: > - const: skyworks,aat1290 > + enum: > + - skyworks,aat1290 > + - skyworks,aat1270 > > enset-gpios: > maxItems: 1 > @@ -39,12 +41,13 @@ properties: > flash-max-microamp: > description: | > Maximum flash LED supply current can be calculated using following > - formula: I = 1A * 162 kOhm / Rset. > + formula: I = 1A * 162 kOhm / Rset (for AAT1290) and > + I = 1A * 81 kOhm / Rset (for AAT1270). > > flash-max-timeout-us: > description: | > Maximum flash timeout can be calculated using following formula: > - T = 8.82 * 10^9 * Ct. > + T = 8.82 * 10^9 * Ct (for AAT1290) and T = 21.5 * 10^9 * Ct (for AAT1270). > > required: > - flash-max-microamp Reviewed-by: Jacek Anaszewski -- Best regards, Jacek Anaszewski