linux-kernel - [PATCH v2 2/2] arm64: dts: qcom: sm8450: Add TCSR halt register space

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Message-ID: <1673511014-4721-2-git-send-email-quic_mojha@quicinc.com>
Date:   Thu, 12 Jan 2023 13:40:14 +0530
From:   Mukesh Ojha <quic_mojha@...cinc.com>
To:     <agross@...nel.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>
CC:     <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Mukesh Ojha <quic_mojha@...cinc.com>
Subject: [PATCH v2 2/2] arm64: dts: qcom: sm8450: Add TCSR halt register space

Add TCSR register space and refer it from scm node, so that
it can be used by SCM driver.

Signed-off-by: Mukesh Ojha <quic_mojha@...cinc.com>
---
Changes in v2:
  - Added SoC compatible based on comment made by krzysztof in v1.

 arch/arm64/boot/dts/qcom/sm8450.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 5704750..8c866e4 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -270,6 +270,7 @@
 	firmware {
 		scm: scm {
 			compatible = "qcom,scm-sm8450", "qcom,scm";
+			qcom,dload-mode = <&tcsr 0x13000>;
 			interconnects = <&aggre2_noc MASTER_CRYPTO 0 &mc_virt SLAVE_EBI1 0>;
 			#reset-cells = <1>;
 		};
@@ -1986,6 +1987,11 @@
 			#hwlock-cells = <1>;
 		};
 
+		tcsr: syscon@...0000 {
+			compatible = "qcom,tcsr-sm8450", "syscon";
+			reg = <0x0 0x1fc0000 0x0 0x30000>;
+		};
+
 		usb_1_hsphy: phy@...3000 {
 			compatible = "qcom,sm8450-usb-hs-phy",
 				     "qcom,usb-snps-hs-7nm-phy";
-- 
2.7.4