linux-kernel - [PATCH 1/3] dt-bindings: pinctrl: bcm2835-gpio: Document BCM7211 compatible

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Message-Id: <20190509205955.27842-2-f.fainelli@gmail.com>
Date:   Thu,  9 May 2019 13:59:53 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>,
        bcm-kernel-feedback-list@...adcom.com (maintainer:BROADCOM
        BCM281XX/BCM11XXX/BCM216XX ARM ARCHITE...),
        Eric Anholt <eric@...olt.net>,
        Stefan Wahren <stefan.wahren@...e.com>,
        Doug Berger <opendmb@...il.com>,
        Matheus Castello <matheus@...tello.eng.br>,
        Rafał Miłecki <rafal@...ecki.pl>,
        Lukas Wunner <lukas@...ner.de>,
        Nathan Chancellor <natechancellor@...il.com>,
        Al Cooper <alcooperx@...il.com>,
        linux-gpio@...r.kernel.org (open list:PIN CONTROL SUBSYSTEM),
        devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
        DEVICE TREE BINDINGS),
        linux-rpi-kernel@...ts.infradead.org (moderated list:BROADCOM BCM2835
        ARM ARCHITECTURE), linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 1/3] dt-bindings: pinctrl: bcm2835-gpio: Document BCM7211 compatible

BCM7211 has a slightly different block layout and some additional GPIO
registers that were added, document the compatible string.

Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
---
 .../devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt          | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt b/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt
index 3fac0a061bcc..ac6d614d74e0 100644
--- a/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt
+++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt
@@ -5,6 +5,9 @@ controller, and pinmux/control device.
 
 Required properties:
 - compatible: "brcm,bcm2835-gpio"
+- compatible: should be one of:
+  "brcm,bcm2835-gpio" - BCM2835 compatible pinctrl
+  "brcm,bcm7211-gpio" - BCM7211 compatible pinctrl
 - reg: Should contain the physical address of the GPIO module's registers.
 - gpio-controller: Marks the device node as a GPIO controller.
 - #gpio-cells : Should be two. The first cell is the pin number and the
-- 
2.17.1