iio: adc: rcar-gyroadc: Drop if clock from Renesas GyroADC bindings

The "if" interface clock speed is actually derived from the "fck"
block clock, as in the hardware they are the same clock. Drop the
incorrect second "if" clock and retain only the "fck" clock.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Rob Herring <robh@kernel.org>
Cc: linux-renesas-soc@vger.kernel.org
To: devicetree@vger.kernel.org
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/Documentation/devicetree/bindings/iio/adc/renesas,gyroadc.txt b/Documentation/devicetree/bindings/iio/adc/renesas,gyroadc.txt
index f5b0adae6010a0d6bb4bea97477214d752554cf3..2a62908a774ae11cd91af186dd29927f55744060 100644 (file)
--- a/Documentation/devicetree/bindings/iio/adc/renesas,gyroadc.txt
+++ b/Documentation/devicetree/bindings/iio/adc/renesas,gyroadc.txt
@@ -16,8 +16,7 @@ Required properties:
 - clocks:      References to all the clocks specified in the clock-names
                property as specified in
                Documentation/devicetree/bindings/clock/clock-bindings.txt.
-- clock-names: Shall contain "fck" and "if". The "fck" is the GyroADC block
-               clock, the "if" is the interface clock.
+- clock-names: Shall contain "fck". The "fck" is the GyroADC block clock.
 - power-domains: Must contain a reference to the PM domain, if available.
 - #address-cells: Should be <1> (setting for the subnodes) for all ADCs
                except for "fujitsu,mb88101a". Should be <0> (setting for
@@ -75,8 +74,8 @@ Example:
        adc@e6e54000 {
                compatible = "renesas,r8a7791-gyroadc", "renesas,rcar-gyroadc";
                reg = <0 0xe6e54000 0 64>;
-               clocks = <&mstp9_clks R8A7791_CLK_GYROADC>, <&clk_65m>;
-               clock-names = "fck", "if";
+               clocks = <&mstp9_clks R8A7791_CLK_GYROADC>;
+               clock-names = "fck";
                power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
 
                pinctrl-0 = <&adc_pins>;