diff options
| author |   Mark Farrugia <mark.farrugia@fiberdyne.com.au> | 2017-12-29 16:29:35 +1100 |
|---|---|---|
| committer | Mark Farrugia <mark.farrugia@fiberdyne.com.au> | 2018-01-02 23:54:29 +0000 |
| commit | 89ae3df5fc1ec66b573f724c0e462bde0eabe783 (patch) | |
| tree | 4025099b32b2409125180813bf3e03821759b03f /meta-rcar-gen3/recipes-kernel | |
| parent | a5dfadaa3931977a221e0508354e9ab97482b9ab (diff) | |
[COMMUNITY] Enable ADSP on M3ULCBeel_5.0.2eel_5.0.1eel_5.0.0eel/5.0.2eel/5.0.1eel/5.0.05.0.25.0.15.0.0
Implements the patches required to interface with the HiFi2 Xtensa ADSP
core. We need to remove the patch introduced by the ADAS layer since it
reserves ADSP-critical memory.
Bug-AGL: SPEC-1227
Change-Id: I5ec41ae5b232e3fd3e9bf63036601c0d09db3c13
Signed-off-by: Mark Farrugia <mark.farrugia@fiberdyne.com.au>
Diffstat (limited to 'meta-rcar-gen3/recipes-kernel')
| -rw-r--r-- | meta-rcar-gen3/recipes-kernel/linux/linux-renesas/0004-m3ulcb-ADSP-enable.patch | 30 | ||||
| -rw-r--r-- | meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.9.bb | 1 |
2 files changed, 31 insertions, 0 deletions
diff --git a/meta-rcar-gen3/recipes-kernel/linux/linux-renesas/0004-m3ulcb-ADSP-enable.patch b/meta-rcar-gen3/recipes-kernel/linux/linux-renesas/0004-m3ulcb-ADSP-enable.patch new file mode 100644 index 0000000..5e54109 --- /dev/null +++ b/meta-rcar-gen3/recipes-kernel/linux/linux-renesas/0004-m3ulcb-ADSP-enable.patch @@ -0,0 +1,30 @@ +diff --git a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts +index a1f3c244b83e..b08e94430bea 100644 +--- a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts ++++ b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts +@@ -49,6 +49,13 @@ + 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 { + compatible = "shared-dma-pool"; +@@ -388,6 +395,11 @@ + status = "okay"; + }; + ++&adsp { ++ status = "okay"; ++ memory-region = <&adsp_reserved>; ++}; ++ + &scif2 { + pinctrl-0 = <&scif2_pins>; + pinctrl-names = "default"; diff --git a/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.9.bb b/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.9.bb index 04e45e1..05578db 100644 --- a/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.9.bb +++ b/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.9.bb @@ -20,6 +20,7 @@ SRC_URI_append = " \ file://0001-dmaengine-rcar-dmac-ensure-CHCR-DE-bit-is-actually-0.patch \ file://0002-dmaengine-rcar-dmac-use-TCRB-instead-of-TCR-for-resi.patch \ file://0003-ASoC-rcar-revert-IOMMU-support-so-far.patch \ + file://0004-m3ulcb-ADSP-enable.patch \ file://defconfig \ file://touch.cfg \ ${@base_conditional("USE_AVB", "1", " file://usb-video-class.cfg", "", d)} \ |