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[v5,04/13] arm64: dts: qcom: sc7180: Add cmd_db reserved area

Message ID 20191108092824.9773-5-rnayak@codeaurora.org (mailing list archive)
State Accepted
Commit e0abc5eb526ed44db7c49417a956f8599088bfdb
Headers show
Series Add device tree support for sc7180 | expand

Commit Message

Rajendra Nayak Nov. 8, 2019, 9:28 a.m. UTC 
From: Maulik Shah <mkshah@codeaurora.org>

Command_db provides mapping for resource key and address managed
by remote processor. Add cmd_db reserved memory area.

Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
---
 arch/arm64/boot/dts/qcom/sc7180.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)
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Patch

diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 383593142f07..af9626da4edb 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -30,6 +30,18 @@ 
 		};
 	};
 
+	reserved_memory: reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		aop_cmd_db_mem: memory@80820000 {
+			reg = <0x0 0x80820000 0x0 0x20000>;
+			compatible = "qcom,cmd-db";
+			no-map;
+		};
+	};
+
 	cpus {
 		#address-cells = <2>;
 		#size-cells = <0>;