linux-kernel - [PATCH 8/8] arm64: dts: qcom: sm7225-fairphone-fp4: Enable ADSP, CDSP & MPSS

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Date:   Mon, 13 Dec 2021 09:22:08 +0100
From:   Luca Weiss <luca.weiss@...rphone.com>
To:     linux-arm-msm@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        Luca Weiss <luca.weiss@...rphone.com>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 8/8] arm64: dts: qcom: sm7225-fairphone-fp4: Enable ADSP, CDSP & MPSS

Enable the remoteprocs found on the SoC and add a qcom,rmtfs-mem node.

Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@...ainline.org>
---
 .../boot/dts/qcom/sm7225-fairphone-fp4.dts    | 31 +++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts b/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts
index ff07b7e8d64f..1ce606e66474 100644
--- a/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts
+++ b/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts
@@ -53,6 +53,27 @@ volume-up {
 			gpios = <&pm6350_gpios 2 GPIO_ACTIVE_LOW>;
 		};
 	};
+
+	reserved-memory {
+		/*
+		 * The rmtfs memory region in downstream is 'dynamically allocated'
+		 * but given the same address every time. Hard code it as this address is
+		 * where the modem firmware expects it to be.
+		 */
+		memory@...01000 {
+			compatible = "qcom,rmtfs-mem";
+			reg = <0 0xefe01000 0 0x600000>;
+			no-map;
+
+			qcom,client-id = <1>;
+			qcom,vmid = <15>;
+		};
+	};
+};
+
+&adsp {
+	status = "okay";
+	firmware-name = "qcom/sm7225/fairphone4/adsp.mdt";
 };
 
 &apps_rsc {
@@ -269,6 +290,16 @@ vreg_bob: bob {
 	};
 };
 
+&cdsp {
+	status = "okay";
+	firmware-name = "qcom/sm7225/fairphone4/cdsp.mdt";
+};
+
+&mpss {
+	status = "okay";
+	firmware-name = "qcom/sm7225/fairphone4/modem.mdt";
+};
+
 &pm6150l_wled {
 	status = "okay";
 
-- 
2.34.1