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[216.188.254.6]) by smtp.gmail.com with ESMTPSA id j196sm3168563oih.3.2018.02.18.14.49.09 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 18 Feb 2018 14:49:09 -0800 (PST) Date: Sun, 18 Feb 2018 16:49:08 -0600 From: Rob Herring To: Enric Balletbo i Serra Cc: Daniel Thompson , Doug Anderson , Pavel Machek , Jingoo Han , Richard Purdie , Jacek Anaszewski , Brian Norris , Guenter Roeck , Lee Jones , Alexandru Stan , linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@collabora.com Subject: Re: [PATCH v3 2/4] dt-bindings: pwm-backlight: add a num-interpolation-steps property. Message-ID: <20180218224908.x4s3usv345ywml75@rob-hp-laptop> References: <20180208113032.27810-1-enric.balletbo@collabora.com> <20180208113032.27810-3-enric.balletbo@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180208113032.27810-3-enric.balletbo@collabora.com> User-Agent: NeoMutt/20170609 (1.8.3) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Feb 08, 2018 at 12:30:30PM +0100, Enric Balletbo i Serra wrote: > The num-interpolated-steps property specifies the number of > interpolated steps between each value of brightness-level table. This is > useful for high resolution PWMs to not have to list out every possible > value in the brightness-level array. > > Signed-off-by: Enric Balletbo i Serra > Acked-by: Daniel Thompson > --- > Changes since v2: > - Add Acked-by: Daniel Thompson > Changes since v1: > - Add an example with a small but realistic curve. Suggested by Rob and > Daniel > > .../bindings/leds/backlight/pwm-backlight.txt | 19 +++++++++++++++++++ > 1 file changed, 19 insertions(+) Reviewed-by: Rob Herring