To probe the bcm2835-pwm driver properly, this dts bindings has to be added
to the bcm2835 dtsi file.
In expectation of a bcm2835 clock driver, I've added fixed-clock clock binding.
---
Changes in v3:
- node added by reg value
Signed-off-by: Bart Tanghe <bart.tanghe@xxxxxxxxxxxxx>
Acked-by: Stephen Warren <swarren@xxxxxxxxxxxxx>
diff --git a/arch/arm/boot/dts/bcm2835.dtsi b/arch/arm/boot/dts/bcm2835.dtsi
index 3342cb1..ba76bb4 100644
--- a/arch/arm/boot/dts/bcm2835.dtsi
+++ b/arch/arm/boot/dts/bcm2835.dtsi
@@ -146,6 +147,14 @@
interrupts = <1 9>;
};
+ pwm: pwm@7e20e000 {
+ compatible = "brcm,bcm2835-pwm";
+ reg = <0x7e20c000 0x28>;
+ clocks = <&clk_pwm>;
+ #pwm-cells = <2>;
+ status = "disabled";
+ };
+
arm-pmu {
compatible = "arm,arm1176-pmu";
};
@@ -179,5 +188,13 @@
clock-output-names = "spi";
clock-frequency = <250000000>;
};
+
+ clk_pwm: clock@3 {
+ compatible = "fixed-clock";
+ reg = <3>;
+ #clock-cells = <0>;
+ clock-output-names = "pwm";
+ clock-frequency = <9200000>;
+ };
};
};
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