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Subject[PATCH 1/3] Arm: dts: stm32: remove extra compatible string for uart
Date
This patch removes the extra compatibility string "st,stm32-usart" to
avoid confusion, save some time & space.

Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
---
Documentation/devicetree/bindings/dma/stm32-dma.txt | 2 +-
Documentation/devicetree/bindings/serial/st,stm32-usart.txt | 10 +++-------
2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/Documentation/devicetree/bindings/dma/stm32-dma.txt b/Documentation/devicetree/bindings/dma/stm32-dma.txt
index 4408af6..6f44df9 100644
--- a/Documentation/devicetree/bindings/dma/stm32-dma.txt
+++ b/Documentation/devicetree/bindings/dma/stm32-dma.txt
@@ -71,7 +71,7 @@ channel: a phandle to the DMA controller plus the following four integer cells:
Example:

usart1: serial@40011000 {
- compatible = "st,stm32-usart", "st,stm32-uart";
+ compatible = "st,stm32-uart";
reg = <0x40011000 0x400>;
interrupts = <37>;
clocks = <&clk_pclk2>;
diff --git a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
index 3657f9f..d150b04 100644
--- a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
+++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
@@ -2,14 +2,10 @@

Required properties:
- compatible: can be either:
- - "st,stm32-usart",
- "st,stm32-uart",
- - "st,stm32f7-usart",
- "st,stm32f7-uart",
- - "st,stm32h7-usart"
- "st,stm32h7-uart".
- depending on whether the device supports synchronous mode
- and is compatible with stm32(f4), stm32f7 or stm32h7.
+ depending is compatible with stm32(f4), stm32f7 or stm32h7.
- reg: The address and length of the peripheral registers space
- interrupts:
- The interrupt line for the USART instance,
@@ -33,7 +29,7 @@ usart4: serial@40004c00 {
};

usart2: serial@40004400 {
- compatible = "st,stm32-usart", "st,stm32-uart";
+ compatible = "st,stm32-uart";
reg = <0x40004400 0x400>;
interrupts = <38>;
clocks = <&clk_pclk1>;
@@ -43,7 +39,7 @@ usart2: serial@40004400 {
};

usart1: serial@40011000 {
- compatible = "st,stm32-usart", "st,stm32-uart";
+ compatible = "st,stm32-uart";
reg = <0x40011000 0x400>;
interrupts = <37>;
clocks = <&rcc 0 164>;
--
1.9.1
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