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Message-Id: <20180608192237.11063-4-shenwei.wang@nxp.com>
Date: Fri, 8 Jun 2018 14:22:37 -0500
From: shenwei.wang@....com
To: thierry.reding@...il.com
Cc: linux-pwm@...r.kernel.org, linux-imx@....com,
linux-kernel@...r.kernel.org, Shenwei Wang <shenwei.wang@....com>
Subject: [PATCH v2 4/4] dt-bindings: pwm: fsl-ftm: Add compatible string for i.MX8QM
i.MX8QM integrates a new version of FTM IP block. It adds eight
PWM enable bits in FTM_SC register.
Add a new compatible string of "fsl,imx8qm-ftm-pwm" for i.MX8QM
to differentiate it from the previous SoCs.
Signed-off-by: Shenwei Wang <shenwei.wang@....com>
---
Documentation/devicetree/bindings/pwm/pwm-fsl-ftm.txt | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/pwm/pwm-fsl-ftm.txt b/Documentation/devicetree/bindings/pwm/pwm-fsl-ftm.txt
index 3899d6a..576ad00 100644
--- a/Documentation/devicetree/bindings/pwm/pwm-fsl-ftm.txt
+++ b/Documentation/devicetree/bindings/pwm/pwm-fsl-ftm.txt
@@ -16,7 +16,10 @@ modes in device tree.
Required properties:
-- compatible: Should be "fsl,vf610-ftm-pwm".
+- compatible : should be "fsl,<soc>-ftm-pwm" and one of the following
+ compatible strings:
+ - "fsl,vf610-ftm-pwm" for PWM compatible with the one integrated on VF610
+ - "fsl,imx8qm-ftm-pwm" for PWM compatible with the one integrated on i.MX8QM
- reg: Physical base address and length of the controller's registers
- #pwm-cells: Should be 3. See pwm.txt in this directory for a description of
the cells format.
--
2.9.2
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