diff options
author | Biju Das <biju.das@bp.renesas.com> | 2017-12-12 18:25:08 +0000 |
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committer | Simon Horman <horms+renesas@verge.net.au> | 2017-12-18 12:06:52 +0100 |
commit | f27244593782059ad9e4d176006814609f4abfa1 (patch) | |
tree | 5491ea2af044c7a0263cb87fc3bc8ca542e1d1f0 /arch/arm/boot/dts/r8a7743.dtsi | |
parent | aaca1ff0dbfcb341c453abf160511d3419545431 (diff) | |
download | linux-f27244593782059ad9e4d176006814609f4abfa1.tar.bz2 |
ARM: dts: r8a7743: 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>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/boot/dts/r8a7743.dtsi')
-rw-r--r-- | arch/arm/boot/dts/r8a7743.dtsi | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7743.dtsi b/arch/arm/boot/dts/r8a7743.dtsi index c09c6672ca37..2f0ec9d64b1d 100644 --- a/arch/arm/boot/dts/r8a7743.dtsi +++ b/arch/arm/boot/dts/r8a7743.dtsi @@ -1238,6 +1238,29 @@ clock-frequency = <0>; }; + /* + * The external audio clocks are configured as 0 Hz fixed frequency + * clocks by default. + * Boards that provide audio clocks should override them. + */ + audio_clk_a: audio_clk_a { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + audio_clk_b: audio_clk_b { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + + audio_clk_c: audio_clk_c { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + /* External USB clock - can be overridden by the board */ usb_extal_clk: usb_extal { compatible = "fixed-clock"; |