linux-kernel - [PATCH v4 10/11] pwm: imx: doc: Update imx-pwm.txt documentation entry

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Date:   Thu,  5 Jan 2017 00:36:53 +0100
From:   Lukasz Majewski <lukma@...x.de>
To:     Thierry Reding <thierry.reding@...il.com>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Stefan Agner <stefan@...er.ch>,
        Boris Brezillon <boris.brezillon@...e-electrons.com>,
        linux-pwm@...r.kernel.org,
        Bhuvanchandra DV <bhuvanchandra.dv@...adex.com>,
        linux-kernel@...r.kernel.org
Cc:     Lothar Wassmann <LW@...o-electronics.de>, kernel@...gutronix.de,
        Fabio Estevam <fabio.estevam@....com>,
        Lukasz Majewski <l.majewski@...ess.pl>
Subject: [PATCH v4 10/11] pwm: imx: doc: Update imx-pwm.txt documentation entry

From: Lukasz Majewski <l.majewski@...ess.pl>

The imx-pwm.txt documentation update as a preparation for polarity
support.

Signed-off-by: Bhuvanchandra DV <bhuvanchandra.dv@...adex.com>
Signed-off-by: Lukasz Majewski <l.majewski@...ess.pl>
Acked-by: Rob Herring <robh@...nel.org>
---
Changes for v4:
- None

Changes for v3:
- None

Changes for v2:
- New patch
---
 Documentation/devicetree/bindings/pwm/imx-pwm.txt | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/pwm/imx-pwm.txt b/Documentation/devicetree/bindings/pwm/imx-pwm.txt
index e00c2e9..c61bdf8 100644
--- a/Documentation/devicetree/bindings/pwm/imx-pwm.txt
+++ b/Documentation/devicetree/bindings/pwm/imx-pwm.txt
@@ -6,8 +6,8 @@ Required properties:
   - "fsl,imx1-pwm" for PWM compatible with the one integrated on i.MX1
   - "fsl,imx27-pwm" for PWM compatible with the one integrated on i.MX27
 - reg: physical base address and length of the controller's registers
-- #pwm-cells: should be 2. See pwm.txt in this directory for a description of
-  the cells format.
+- #pwm-cells: 2 for i.MX1 and 3 for i.MX27 and newer SoCs. See pwm.txt
+  in this directory for a description of the cells format.
 - clocks : Clock specifiers for both ipg and per clocks.
 - clock-names : Clock names should include both "ipg" and "per"
 See the clock consumer binding,
@@ -17,7 +17,7 @@ See the clock consumer binding,
 Example:
 
 pwm1: pwm@...b4000 {
-	#pwm-cells = <2>;
+	#pwm-cells = <3>;
 	compatible = "fsl,imx53-pwm", "fsl,imx27-pwm";
 	reg = <0x53fb4000 0x4000>;
 	clocks = <&clks IMX5_CLK_PWM1_IPG_GATE>,
-- 
2.1.4