linux-kernel - [RESEND PATCH v2 1/3] dt-bindings: stm32: syscon: add clock support

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Message-ID: <1546855665-26218-2-git-send-email-fabrice.gasnier@st.com>
Date:   Mon, 7 Jan 2019 11:07:43 +0100
From:   Fabrice Gasnier <fabrice.gasnier@...com>
To:     <lee.jones@...aro.org>, <alexandre.torgue@...com>
CC:     <robh+dt@...nel.org>, <mcoquelin.stm32@...il.com>, <arnd@...db.de>,
        <mark.rutland@....com>, <gabriel.fernandez@...com>,
        <fabrice.gasnier@...com>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: [RESEND PATCH v2 1/3] dt-bindings: stm32: syscon: add clock support

STM32 system configuration controller registers needs to be clocked.
Document clock support on stm32-syscon.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@...com>
Reviewed-by: Rob Herring <robh@...nel.org>
---
Changes in v2:
- move clocks to specific bindings using syscon as per Rob's comment
---
 Documentation/devicetree/bindings/arm/stm32/stm32-syscon.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/stm32/stm32-syscon.txt b/Documentation/devicetree/bindings/arm/stm32/stm32-syscon.txt
index 99980ae..c92d411 100644
--- a/Documentation/devicetree/bindings/arm/stm32/stm32-syscon.txt
+++ b/Documentation/devicetree/bindings/arm/stm32/stm32-syscon.txt
@@ -5,10 +5,12 @@ Properties:
                  - " st,stm32mp157-syscfg " - for stm32mp157 based SoCs,
                  second value must be always "syscon".
    - reg : offset and length of the register set.
+   - clocks: phandle to the syscfg clock
 
  Example:
          syscfg: syscon@...20000 {
                  compatible = "st,stm32mp157-syscfg", "syscon";
                  reg = <0x50020000 0x400>;
+                 clocks = <&rcc SYSCFG>;
          };
 
-- 
1.9.1