Add the DPI/RGB input pixel clock in mandatory properties
because it really offers a better preciseness for timing
computations.
Note: Fix also the DSI panel example where "ref" & "pclk"
clocks were swapped.
Signed-off-by: Philippe Cornu <philippe.co...@st.com>
---
Documentation/devicetree/bindings/display/st,stm32-ltdc.txt | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt
b/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt
index 0292522..99823fb 100644
--- a/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt
+++ b/Documentation/devicetree/bindings/display/st,stm32-ltdc.txt
@@ -28,6 +28,7 @@ Mandatory properties specific to STM32 DSI:
- #size-cells: Should be <0>.
- compatible: "st,stm32-dsi".
- clock-names:
+ - DPI/RGB input pixel clock string name, must be "px_clk".
- phy pll reference clock string name, must be "ref".
- resets: see [5].
- reset-names: see [5].
@@ -97,8 +98,9 @@ Example 2: DSI panel
#size-cells = <0>;
compatible = "st,stm32-dsi";
reg = <0x40016c00 0x800>;
- clocks = <&rcc 1 CLK_F469_DSI>, <&clk_hse>;
- clock-names = "ref", "pclk";
+ clocks = <&rcc 1 CLK_F469_DSI>, <&rcc 1 CLK_LCD>,
+ <&clk_hse>;
+ clock-names = "pclk", "px_clk", "ref";
resets = <&rcc STM32F4_APB2_RESET(DSI)>;
reset-names = "apb";
--
1.9.1
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