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From: MANNURU VENKATESWARLU <v-mannuru@ti.com>
To: <nm@ti.com>, <vigneshr@ti.com>, <kristo@kernel.org>,
	<robh@kernel.org>, <krzk+dt@kernel.org>
Cc: <linux-arm-kernel@lists.infradead.org>,
	<devicetree@vger.kernel.org>, <n-francis@ti.com>, <s-k6@ti.com>,
	<bb@ti.com>, <v-mannuru@ti.com>
Subject: [RFC PATCH 15/22] arm64: dts: ti: k3-am62p: Add DDR and controller node
Date: Tue, 14 Jul 2026 18:26:06 +0530	[thread overview]
Message-ID: <20260714125607.3304375-7-v-mannuru@ti.com> (raw)
In-Reply-To: <20260714125607.3304375-1-v-mannuru@ti.com>

From: Santhosh Kumar K <s-k6@ti.com>

Add DDR Controller and LPDDR4 node for AM62Px device. This defines the
memory controller with its register reginos, interrupts, power domains
and clock requirements.

Signed-off-by: Santhosh Kumar K <s-k6@ti.com>
Signed-off-by: Gandhar Deshpande <g-deshpande@ti.com>
Signed-off-by: Neha Malcom Francis <n-francis@ti.com>
Signed-off-by: MANNURU VENKATESWARLU <v-mannuru@ti.com>
---
 .../dts/ti/k3-am62p-j722s-common-main.dtsi    | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
index f130c7cb998d7..4e07ff4fa21ea 100644
--- a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
@@ -1135,4 +1135,29 @@ hsm: remoteproc@43c00000 {
 		/* reserved for early-stage bootloader */
 		status = "reserved";
 	};
+
+	memory-controller@f300000 {
+		compatible = "ti,am62p-ddrss", "ti,am62a-ddrss";
+		reg = <0x00 0x0f300000 0x00 0x200>;
+		reg-names = "ss_cfg";
+		ranges = <0x00 0x00 0x00 0x0f308000 0x00 0x5e10>;
+		interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;
+		power-domains = <&k3_pds 170 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 170 0>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+
+		ddr: ddr@0 {
+			compatible = "cdns,k3-ddr";
+			reg = <0x00 0x0000 0x00 0x6cc>,
+				<0x00 0x2000 0x00 0x6a0>,
+				<0x00 0x4000 0x00 0x1e10>;
+			reg-names = "ctl_cfg", "ctl_cfg_pi", "ctl_cfg_phy";
+		};
+
+		ddr_pmu0: ddr-pmu@100 {
+			compatible = "ti,k3-ddr-pmu";
+			reg = <0x00 0x100 0x00 0x14>;
+		};
+	};
 };
-- 
2.34.1


  parent reply	other threads:[~2026-07-14 12:57 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-14 12:56 [RFC PATCH 09/22] arm64: dts: ti: k3-j7200: Add DDR node for j7200 MANNURU VENKATESWARLU
2026-07-14 12:56 ` [RFC PATCH 10/22] arm64: dts: ti: k3-j721e: Add DDR and controller node MANNURU VENKATESWARLU
2026-07-14 12:56 ` [RFC PATCH 11/22] arm64: dts: ti: k3-j721s2-main: Add DDR nodes for J721S2 MANNURU VENKATESWARLU
2026-07-14 12:56 ` [RFC PATCH 12/22] arm64: dts: ti: k3-j784s4-main: Add DDR nodes for J784S4 MANNURU VENKATESWARLU
2026-07-14 12:56 ` [RFC PATCH 13/22] arm64: dts: ti: k3-am62: Add DDR and controller node MANNURU VENKATESWARLU
2026-07-14 12:56 ` [RFC PATCH 14/22] arm64: dts: ti: k3-am62a: " MANNURU VENKATESWARLU
2026-07-14 12:56 ` MANNURU VENKATESWARLU [this message]
2026-07-14 12:56 ` [RFC PATCH 16/22] arm64: dts: ti: k3-am64: " MANNURU VENKATESWARLU

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