linux-kernel - [PATCH v2 07/10] arm64: dts: qcom: sc7280: Add/Delete/Update reserved memory nodes

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Message-Id: <1626775980-28637-8-git-send-email-sibis@codeaurora.org>
Date:   Tue, 20 Jul 2021 15:42:57 +0530
From:   Sibi Sankar <sibis@...eaurora.org>
To:     bjorn.andersson@...aro.org, robh+dt@...nel.org, will@...nel.org,
        saiprakash.ranjan@...eaurora.org, mka@...omium.org
Cc:     ohad@...ery.com, agross@...nel.org, mathieu.poirier@...aro.org,
        robin.murphy@....com, joro@...tes.org, p.zabel@...gutronix.de,
        linux-arm-msm@...r.kernel.org, linux-remoteproc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, evgreen@...omium.org,
        dianders@...omium.org, swboyd@...omium.org,
        Sibi Sankar <sibis@...eaurora.org>
Subject: [PATCH v2 07/10] arm64: dts: qcom: sc7280: Add/Delete/Update reserved memory nodes

Add, delete and update platform specific reserved memory nodes.

Signed-off-by: Sibi Sankar <sibis@...eaurora.org>
---

v2:
 * Split reserved memory updates between SoC and platform. [Matthias]

 arch/arm64/boot/dts/qcom/sc7280-idp.dts | 52 +++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dts b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
index 3900cfc09562..191e8a92d153 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp.dts
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
@@ -30,6 +30,58 @@
 	};
 };
 
+/*
+ * Reserved memory changes
+ *
+ * Delete all unused memory nodes and define the peripheral memory regions
+ * required by the board dts.
+ *
+ */
+
+/delete-node/ &hyp_mem;
+/delete-node/ &xbl_mem;
+/delete-node/ &reserved_xbl_uefi_log;
+/delete-node/ &sec_apps_mem;
+
+/* Increase the size from 2.5MB to 8MB */
+&rmtfs_mem {
+	reg = <0x0 0x9c900000 0x0 0x800000>;
+};
+
+/ {
+	reserved-memory {
+		adsp_mem: memory@...00000 {
+			reg = <0x0 0x86700000 0x0 0x2800000>;
+			no-map;
+		};
+
+		camera_mem: memory@...00000 {
+			reg = <0x0 0x8ad00000 0x0 0x500000>;
+			no-map;
+		};
+
+		venus_mem: memory@...00000 {
+			reg = <0x0 0x8b200000 0x0 0x500000>;
+			no-map;
+		};
+
+		mpss_mem: memory@...00000 {
+			reg = <0x0 0x8b800000 0x0 0xf600000>;
+			no-map;
+		};
+
+		wpss_mem: memory@...00000 {
+			reg = <0x0 0x9ae00000 0x0 0x1900000>;
+			no-map;
+		};
+
+		mba_mem: memory@...00000 {
+			reg = <0x0 0x9c700000 0x0 0x200000>;
+			no-map;
+		};
+	};
+};
+
 &apps_rsc {
 	pm7325-regulators {
 		compatible = "qcom,pm7325-rpmh-regulators";
-- 
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