Arm: dts: stm32: remove extra compatible string for uart

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/Documentation/devicetree/bindings/dma/stm32-dma.txt b/Documentation/devicetree/bindings/dma/stm32-dma.txt
index 4408af693d0cc75298e66c3c56af8f7521d3eb23..6f44df94101cbc610ec037bacba6be8d0e2f3776 100644 (file)
--- 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 3657f9f9d17a98302e873c7c75bbd0ee312e13b0..d150b04a62291f788c0d6658f80382726038a5cf 100644 (file)
--- 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>;