[PATCH v3 4/8] ARM: dts: stm32: add m4 remoteproc support on STM32MP157c
From: Fabien Dessenne <hidden>
Date: 2019-05-02 08:10:44
Also in:
linux-devicetree, linux-remoteproc, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Declare the M4 remote processor in a sub-node of the mlahb simple bus. Signed-off-by: Fabien Dessenne <redacted> --- arch/arm/boot/dts/stm32mp157c.dtsi | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)
diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index c664b55..e8d3b00 100644
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi@@ -1242,4 +1242,24 @@ status = "disabled"; }; }; + + mlahb { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + dma-ranges = <0x00000000 0x38000000 0x10000>, + <0x10000000 0x10000000 0x60000>, + <0x30000000 0x30000000 0x60000>; + + m4_rproc: m4@38000000 { + compatible = "st,stm32mp1-m4"; + reg = <0x00000000 0x10000>, + <0x10000000 0x40000>, + <0x30000000 0x40000>; + resets = <&rcc MCU_R>; + st,syscfg-holdboot = <&rcc 0x10C 0x1>; + st,syscfg-tz = <&rcc 0x000 0x1>; + status = "disabled"; + }; + }; };
--
2.7.4
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