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ARM: dts: r8a7745: Add audio clocks 

Describe the external audio clocks required by the sound driver.
Boards that provide audio clocks need to override the clock frequencies.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
hifive-unleashed-5.1
Biju Das 2017-12-20 20:01:57 +00:00 committed by Simon Horman
parent 2211a3062c
commit 44da63157d
1 changed files with 21 additions and 0 deletions
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21
arch/arm/boot/dts/r8a7745.dtsi
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@ -35,6 +35,27 @@
vin1 = &vin1;
};
/*
* The external audio clocks are configured as 0 Hz fixed
* frequency clocks by default. Boards that provide audio
* clocks should override them.
*/
audio_clka: audio_clka {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <0>;
};
audio_clkb: audio_clkb {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <0>;
};
audio_clkc: audio_clkc {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <0>;
};
/* External CAN clock */
can_clk: can {
compatible = "fixed-clock";