diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2017-10-20 00:17:50 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2017-10-20 00:38:10 +0200 |
| commit | b073a8991f52e516092a48c90baf9d478f84066c (patch) | |
| tree | 6839a8989aaa28e40d8b5db672cb493628ad1078 /arch/arm | |
| parent | 4167ca1e85e3f01f5583e9f8d60ab67935db4534 (diff) | |
| parent | 933311fdfa5f94aeab95d713500fd680523a884a (diff) | |
Merge tag 'davinci-for-v4.15/dt' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci into next/soc
Pull "DaVinci DT updates for v4.15" from Sekhar Nori:
Add support for accessing DSP on DA850 SoC when using
device-tree.
* tag 'davinci-for-v4.15/dt' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci:
ARM: davinci: da8xx-dt: Add OF_DEV_AUXDATA entry for DSP clock matching
ARM: dts: da850-lcdk: Add and enable CMA reserved pool for DSP
ARM: dts: da850: Add DSP node
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/boot/dts/da850-lcdk.dts | 18 | ||||
| -rw-r--r-- | arch/arm/boot/dts/da850.dtsi | 12 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/da8xx-dt.c | 1 |
3 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/da850-lcdk.dts b/arch/arm/boot/dts/da850-lcdk.dts index a0f0916156e6..eed89e659143 100644 --- a/arch/arm/boot/dts/da850-lcdk.dts +++ b/arch/arm/boot/dts/da850-lcdk.dts @@ -26,6 +26,19 @@ reg = <0xc0000000 0x08000000>; }; + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + dsp_memory_region: dsp-memory@c3000000 { + compatible = "shared-dma-pool"; + reg = <0xc3000000 0x1000000>; + reusable; + status = "okay"; + }; + }; + sound { compatible = "simple-audio-card"; simple-audio-card,name = "DA850/OMAP-L138 LCDK"; @@ -319,3 +332,8 @@ pinctrl-0 = <&vpif_capture_pins>; status = "okay"; }; + +&dsp { + memory-region = <&dsp_memory_region>; + status = "okay"; +}; diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi index af68ef7b0caa..c66cf7895363 100644 --- a/arch/arm/boot/dts/da850.dtsi +++ b/arch/arm/boot/dts/da850.dtsi @@ -23,6 +23,18 @@ reg = <0xfffee000 0x2000>; }; }; + dsp: dsp@11800000 { + compatible = "ti,da850-dsp"; + reg = <0x11800000 0x40000>, + <0x11e00000 0x8000>, + <0x11f00000 0x8000>, + <0x01c14044 0x4>, + <0x01c14174 0x8>; + reg-names = "l2sram", "l1pram", "l1dram", "host1cfg", "chipsig"; + interrupt-parent = <&intc>; + interrupts = <28>; + status = "disabled"; + }; soc@1c00000 { compatible = "simple-bus"; model = "da850"; diff --git a/arch/arm/mach-davinci/da8xx-dt.c b/arch/arm/mach-davinci/da8xx-dt.c index 5699ce39e64f..f06db6700ab2 100644 --- a/arch/arm/mach-davinci/da8xx-dt.c +++ b/arch/arm/mach-davinci/da8xx-dt.c @@ -54,6 +54,7 @@ static struct of_dev_auxdata da850_auxdata_lookup[] __initdata = { OF_DEV_AUXDATA("ti,da830-usb-phy", 0x01c1417c, "da8xx-usb-phy", NULL), OF_DEV_AUXDATA("ti,da850-ahci", 0x01e18000, "ahci_da850", NULL), OF_DEV_AUXDATA("ti,da850-vpif", 0x01e17000, "vpif", NULL), + OF_DEV_AUXDATA("ti,da850-dsp", 0x11800000, "davinci-rproc.0", NULL), {} }; |