diff options
author | ToshikazuOhiwa <toshikazu_ohiwa@mail.toyota.co.jp> | 2020-03-30 09:24:26 +0900 |
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committer | ToshikazuOhiwa <toshikazu_ohiwa@mail.toyota.co.jp> | 2020-03-30 09:24:26 +0900 |
commit | 5b80bfd7bffd4c20d80b7c70a7130529e9a755dd (patch) | |
tree | b4bb18dcd1487dbf1ea8127e5671b7bb2eded033 /meta-agl/meta-agl-bsp/meta-rcar-gen3/recipes-kernel/linux/files/0004-ADSP-enable-and-add-sound-hardware-abstraction.patch | |
parent | 706ad73eb02caf8532deaf5d38995bd258725cb8 (diff) |
agl-basesystem
Diffstat (limited to 'meta-agl/meta-agl-bsp/meta-rcar-gen3/recipes-kernel/linux/files/0004-ADSP-enable-and-add-sound-hardware-abstraction.patch')
-rw-r--r-- | meta-agl/meta-agl-bsp/meta-rcar-gen3/recipes-kernel/linux/files/0004-ADSP-enable-and-add-sound-hardware-abstraction.patch | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/meta-agl/meta-agl-bsp/meta-rcar-gen3/recipes-kernel/linux/files/0004-ADSP-enable-and-add-sound-hardware-abstraction.patch b/meta-agl/meta-agl-bsp/meta-rcar-gen3/recipes-kernel/linux/files/0004-ADSP-enable-and-add-sound-hardware-abstraction.patch new file mode 100644 index 00000000..966b006a --- /dev/null +++ b/meta-agl/meta-agl-bsp/meta-rcar-gen3/recipes-kernel/linux/files/0004-ADSP-enable-and-add-sound-hardware-abstraction.patch @@ -0,0 +1,125 @@ +The ADSP on Renesas SoCs required a reserved memory area to become +enabled, and this needs to be done manually. + +This patch adds sound hardware abstraction information for the m3ulcb +and m3ulcb-kf (kingfisher) device trees. This is helpful on-board the +ADSP for dynamically determining sound hardware at runtime, allowing +single binaries to be used between the two boards. + +Future work will incorporate the h3ulcb and Salvator boards into the +abstraction. + +Signed-off-by: Ronan Le Martret <ronan.lemartret@iot.bzh> +Signed-off-by: Mark Farrugia <mark.farrugia@fiberdyne.com.au> +--- +diff --git a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb-kf.dts b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb-kf.dts +index de2390f009e7..4ccfa8315d17 100644 +--- a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb-kf.dts ++++ b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb-kf.dts +@@ -15,6 +15,39 @@ + "renesas,r8a7796"; + }; + ++ ++&adsp { ++ ++ /* ADSP playback setting for pcm3168 */ ++ adsp_playback0: adsp,playback { ++ mode = "tdm"; ++ clock-mode = "master"; ++ bus-width = <24>; ++ ssi = <3>; ++ bus-if = <0>; ++ channels = <8>; ++ pin-share-ssi = <4>; ++ }; ++ ++ /* ADSP capture setting for pcm3168 */ ++ adsp_capture0: adsp,capture { ++ mode = "tdm"; ++ clock-mode = "slave"; ++ bus-width = <24>; ++ ssi = <4>; ++ bus-if = <0>; ++ channels = <8>; ++ pin-share-ssi = <3>; ++ }; ++ ++ adsp,ports { ++ port@0 { ++ playback = <&adsp_playback0>; ++ capture = <&adsp_capture0>; ++ }; ++ }; ++}; ++ + &du { + ports { + port@0 { +diff --git a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts +index 1cd64c1b3b31..71e59da3528d 100644 +--- a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts ++++ b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts +@@ -42,11 +42,18 @@ + reg = <0x00000000 0x54000000 0x0 0x03000000>; + }; + ++ /* For Audio DSP */ ++ adsp_reserved: linux,adsp { ++ compatible = "shared-dma-pool"; ++ reusable; ++ reg = <0x00000000 0x57000000 0x0 0x01000000>; ++ }; ++ + /* global autoconfigured region for contiguous allocations */ + linux,cma@57000000 { + compatible = "shared-dma-pool"; + reusable; +- reg = <0x00000000 0x57000000 0x0 0x19000000>; ++ reg = <0x00000000 0x58000000 0x0 0x18000000>; + linux,cma-default; + }; + +@@ -110,6 +117,42 @@ + "dclkin.0", "dclkin.1", "dclkin.2"; + }; + ++&adsp { ++ status = "okay"; ++ clock-frequency = <12288000 11289600>; ++ audio-clocks = <22579200 24576000>; ++ memory-region = <&adsp_reserved>; ++ ++ /* ADSP playback setting for ak4613 */ ++ adsp_playback0: adsp,playback { ++ mode = "i2s"; ++ clock-mode = "master"; ++ bus-width = <16>; ++ ssi = <0>; ++ bus-if = <0>; ++ channels = <2>; ++ pin-share-ssi = <1>; ++ }; ++ ++ /* ADSP capture setting for ak4613 */ ++ adsp_capture0: adsp,capture { ++ mode = "i2s"; ++ clock-mode = "slave"; ++ bus-width = <16>; ++ ssi = <1>; ++ bus-if = <0>; ++ channels = <2>; ++ pin-share-ssi = <0>; ++ }; ++ ++ adsp,ports { ++ port@0 { ++ playback = <&adsp_playback0>; ++ capture = <&adsp_capture0>; ++ }; ++ }; ++}; ++ + &vspb { + status = "okay"; + }; |