[PATCH v2] arm64: dts: mt8173: Add afe device node

[Daniel Kurtz]

On Thu, Jul 9, 2015 at 11:32 AM, Koro Chen <koro.chen at mediatek.com> wrote:
> This adds afe (audio front end) device node to the MT8173 dtsi file.
>
> Signed-off-by: Koro Chen <koro.chen at mediatek.com>

Reviewed-by: Daniel Kurtz <djkurtz at chromium.org>

I believe this patch depends on the fix in:
https://patchwork.kernel.org/patch/6752521/

If so, I think it would have been better to upload them together and
mention the dependency in the cover letter.
However, now that they are both on the list, we just need to ensure
they are merged together.

-Dan


> ---
> This patch is based on Matthias's tree:
> https://github.com/mbgg/linux-mediatek
> branch: v4.2-next/arm64
>
> Changes since v1:
> - change node name to afe: audio-controller at 11220000
> ---
>  arch/arm64/boot/dts/mediatek/mt8173.dtsi | 32 ++++++++++++++++++++++++++++++++
>  1 file changed, 32 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> index 0696f8f..ce9255a 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> @@ -14,6 +14,7 @@
>  #include <dt-bindings/clock/mt8173-clk.h>
>  #include <dt-bindings/interrupt-controller/irq.h>
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/power/mt8173-power.h>
>  #include <dt-bindings/reset-controller/mt8173-resets.h>
>  #include "mt8173-pinfunc.h"
>
> @@ -393,6 +394,37 @@
>                         #size-cells = <0>;
>                         status = "disabled";
>                 };
> +
> +               afe: audio-controller at 11220000  {
> +                       compatible = "mediatek,mt8173-afe-pcm";
> +                       reg = <0 0x11220000 0 0x1000>;
> +                       interrupts = <GIC_SPI 134 IRQ_TYPE_EDGE_FALLING>;
> +                       power-domains = <&scpsys MT8173_POWER_DOMAIN_AUDIO>;
> +                       clocks = <&infracfg CLK_INFRA_AUDIO>,
> +                                <&topckgen CLK_TOP_AUDIO_SEL>,
> +                                <&topckgen CLK_TOP_AUD_INTBUS_SEL>,
> +                                <&topckgen CLK_TOP_APLL1_DIV0>,
> +                                <&topckgen CLK_TOP_APLL2_DIV0>,
> +                                <&topckgen CLK_TOP_I2S0_M_SEL>,
> +                                <&topckgen CLK_TOP_I2S1_M_SEL>,
> +                                <&topckgen CLK_TOP_I2S2_M_SEL>,
> +                                <&topckgen CLK_TOP_I2S3_M_SEL>,
> +                                <&topckgen CLK_TOP_I2S3_B_SEL>;
> +                       clock-names = "infra_sys_audio_clk",
> +                                     "top_pdn_audio",
> +                                     "top_pdn_aud_intbus",
> +                                     "bck0",
> +                                     "bck1",
> +                                     "i2s0_m",
> +                                     "i2s1_m",
> +                                     "i2s2_m",
> +                                     "i2s3_m",
> +                                     "i2s3_b";
> +                       assigned-clocks = <&topckgen CLK_TOP_AUD_1_SEL>,
> +                                         <&topckgen CLK_TOP_AUD_2_SEL>;
> +                       assigned-clock-parents = <&topckgen CLK_TOP_APLL1>,
> +                                                <&topckgen CLK_TOP_APLL2>;
> +               };
>         };
>  };
>
> --
> 1.8.1.1.dirty
>