From: Luca Weiss <luca@lucaweiss.eu>
Date: Mon, 17 Feb 2025 22:05:23 +0000 (+0100)
Subject: ARM: dts: qcom: msm8226: Add modem remoteproc node
X-Git-Tag: v6.16-rc1~97^2~18^2~6^2~5
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=075555387244b51d9414a35d3b1d9f58a4df0fe3;p=thirdparty%2Fkernel%2Flinux.git

ARM: dts: qcom: msm8226: Add modem remoteproc node

Add a node for the modem remoteproc found on MSM8226.

Co-developed-by: Matti Lehtimäki <matti.lehtimaki@gmail.com>
Signed-off-by: Matti Lehtimäki <matti.lehtimaki@gmail.com>
Reviewed-by: Stephan Gerhold <stephan.gerhold@linaro.org>
Signed-off-by: Luca Weiss <luca@lucaweiss.eu>
Link: https://lore.kernel.org/r/20250217-msm8226-modem-v5-9-2bc74b80e0ae@lucaweiss.eu
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm/boot/dts/qcom/qcom-apq8026-samsung-milletwifi.dts b/arch/arm/boot/dts/qcom/qcom-apq8026-samsung-milletwifi.dts
index 7d519156d91d1..a8543ca7b5569 100644
--- a/arch/arm/boot/dts/qcom/qcom-apq8026-samsung-milletwifi.dts
+++ b/arch/arm/boot/dts/qcom/qcom-apq8026-samsung-milletwifi.dts
@@ -12,6 +12,8 @@
 #include "pm8226.dtsi"
 
 /delete-node/ &adsp_region;
+/delete-node/ &mba_region;
+/delete-node/ &mpss_region;
 /delete-node/ &smem_region;
 
 / {
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-matisse-common.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-matisse-common.dtsi
index a15a44fc0181b..fbd568c7d6b74 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-matisse-common.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-matisse-common.dtsi
@@ -8,6 +8,8 @@
 #include "pm8226.dtsi"
 
 /delete-node/ &adsp_region;
+/delete-node/ &mba_region;
+/delete-node/ &mpss_region;
 /delete-node/ &smem_region;
 
 / {
@@ -145,12 +147,12 @@
 			no-map;
 		};
 
-		mpss@8400000 {
+		mpss_region: mpss@8400000 {
 			reg = <0x08400000 0x1f00000>;
 			no-map;
 		};
 
-		mba@a300000 {
+		mba_region: mba@a300000 {
 			reg = <0x0a300000 0x100000>;
 			no-map;
 		};
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
index 7e0838af6c2d0..662911f4cf163 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
@@ -213,6 +213,18 @@
 			no-map;
 		};
 
+		mpss_region: mpss@8000000 {
+			reg = <0x08000000 0x5100000>;
+			no-map;
+			status = "disabled";
+		};
+
+		mba_region: mba@d100000 {
+			reg = <0x0d100000 0x100000>;
+			no-map;
+			status = "disabled";
+		};
+
 		adsp_region: adsp@dc00000 {
 			reg = <0x0dc00000 0x1900000>;
 			no-map;
@@ -253,6 +265,31 @@
 		};
 	};
 
+	smp2p-modem {
+		compatible = "qcom,smp2p";
+		qcom,smem = <435>, <428>;
+
+		interrupt-parent = <&intc>;
+		interrupts = <GIC_SPI 27 IRQ_TYPE_EDGE_RISING>;
+
+		mboxes = <&apcs 14>;
+
+		qcom,local-pid = <0>;
+		qcom,remote-pid = <1>;
+
+		modem_smp2p_out: master-kernel {
+			qcom,entry-name = "master-kernel";
+			#qcom,smem-state-cells = <1>;
+		};
+
+		modem_smp2p_in: slave-kernel {
+			qcom,entry-name = "slave-kernel";
+
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
+	};
+
 	smsm {
 		compatible = "qcom,smsm";
 		#address-cells = <1>;
@@ -879,6 +916,59 @@
 			#interrupt-cells = <4>;
 		};
 
+		modem: remoteproc@fc880000 {
+			compatible = "qcom,msm8226-mss-pil";
+			reg = <0xfc880000 0x4040>,
+			      <0xfc820000 0x10000>;
+			reg-names = "qdsp6",
+				    "rmb";
+
+			interrupts-extended = <&intc GIC_SPI 24 IRQ_TYPE_EDGE_RISING>,
+					      <&modem_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
+					      <&modem_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
+					      <&modem_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
+					      <&modem_smp2p_in 3 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "wdog",
+					  "fatal",
+					  "ready",
+					  "handover",
+					  "stop-ack";
+
+			clocks = <&gcc GCC_MSS_Q6_BIMC_AXI_CLK>,
+				 <&gcc GCC_MSS_CFG_AHB_CLK>,
+				 <&gcc GCC_BOOT_ROM_AHB_CLK>,
+				 <&rpmcc RPM_SMD_XO_CLK_SRC>;
+			clock-names = "iface",
+				      "bus",
+				      "mem",
+				      "xo";
+
+			resets = <&gcc GCC_MSS_RESTART>;
+			reset-names = "mss_restart";
+
+			power-domains = <&rpmpd MSM8226_VDDCX>;
+			power-domain-names = "cx";
+
+			qcom,ext-bhs-reg = <&tcsr_regs_1 0x194>;
+			qcom,halt-regs = <&tcsr_regs_1 0x180 0x200 0x280>;
+
+			qcom,smem-states = <&modem_smp2p_out 0>;
+			qcom,smem-state-names = "stop";
+
+			memory-region = <&mba_region>, <&mpss_region>;
+
+			status = "disabled";
+
+			smd-edge {
+				interrupts = <GIC_SPI 25 IRQ_TYPE_EDGE_RISING>;
+
+				mboxes = <&apcs 12>;
+				qcom,smd-edge = <0>;
+
+				label = "modem";
+			};
+		};
+
 		tcsr_mutex: hwlock@fd484000 {
 			compatible = "qcom,msm8226-tcsr-mutex", "qcom,tcsr-mutex";
 			reg = <0xfd484000 0x1000>;
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8926-htc-memul.dts b/arch/arm/boot/dts/qcom/qcom-msm8926-htc-memul.dts
index 3037344eb2405..18396623a91dd 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8926-htc-memul.dts
+++ b/arch/arm/boot/dts/qcom/qcom-msm8926-htc-memul.dts
@@ -9,6 +9,8 @@
 #include "pm8226.dtsi"
 
 /delete-node/ &adsp_region;
+/delete-node/ &mba_region;
+/delete-node/ &mpss_region;
 /delete-node/ &smem_region;
 
 / {