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[v2,4/8] ARM: dts: stm32: add m4 remoteproc support on STM32MP157c

Message ID 1555426699-5340-5-git-send-email-fabien.dessenne@st.com (mailing list archive)
State New, archived
Headers show
Series stm32 m4 remoteproc on STM32MP157c | expand

Commit Message

Fabien DESSENNE April 16, 2019, 2:58 p.m. UTC 
Declare the M4 remote processor in a sub-node of the mlahb simple bus.

Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
---
 arch/arm/boot/dts/stm32mp157c.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index c664b55..2d3f8c0 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@0 {
+			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";
+		};
+	};
 };