This patches documents the new bindings for the Flexcom clock, which will
be introduced by Atmel sama5d2x chips.
Signed-off-by: Cyrille Pitchen <cyrille.pitchen@xxxxxxxxx>
---
.../devicetree/bindings/clock/at91-clock.txt | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/Documentation/devicetree/bindings/clock/at91-clock.txt b/Documentation/devicetree/bindings/clock/at91-clock.txt
index 7a4d492..df4f40b 100644
--- a/Documentation/devicetree/bindings/clock/at91-clock.txt
+++ b/Documentation/devicetree/bindings/clock/at91-clock.txt
@@ -77,6 +77,9 @@ Required properties:
"atmel,sama5d4-clk-h32mx":
at91 h32mx clock
+ "atmel,sama5d2-flexcom":
+ at91 flexcom clock
+
Required properties for SCKC node:
- reg : defines the IO memory reserved for the SCKC.
- #size-cells : shall be 0 (reg is used to encode clk id).
@@ -461,3 +464,20 @@ For example:
compatible = "atmel,sama5d4-clk-h32mx";
clocks = <&mck>;
};
+
+Required properties for flexcom clock:
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : shall be the Flexcom peripheral clock from PMC.
+- reg : shall be the range for Flexcom dedicated I/O registers (without USART,
+ TWI or SPI registers).
+- atmel,flexcom-mode : shall be a string value among { "spi", "usart", "i2c",
+ "twi" }. "i2c" and "twi" are synonymous.
+
+For example:
+ flx0: flexcom@f8034000 {
+ compatible = "atmel,sama5d2-flexcom";
+ #clock-cells = <0>;
+ reg = <0xf8034000 0x200>;
+ clocks = <&flx0_clk>;
+ atmel,flexcom-mode = "spi";
+ };
--
1.8.2.2
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