linux-kernel - [PATCH 1/3] arm64: dts: ti: Add GPMC NAND support

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Message-ID: <20230913114711.2937844-2-n-yadav@ti.com>
Date:   Wed, 13 Sep 2023 17:17:09 +0530
From:   Nitin Yadav <n-yadav@...com>
To:     <nm@...com>, <vigneshr@...com>, <rogerq@...com>
CC:     <kristo@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <catalin.marinas@....com>, <will@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/3] arm64: dts: ti: Add GPMC NAND support

Add support for AM62Q NAND card: X8 NAND EXPANSION
BOARD card (PROC143E1) for AM62x LP SK board.

Signed-off-by: Nitin Yadav <n-yadav@...com>
---
 arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 29 ++++++++++++++++++++++++
 arch/arm64/boot/dts/ti/k3-am62.dtsi      |  2 ++
 2 files changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
index 284b90c94da8..e93e79d8083f 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
@@ -955,4 +955,33 @@ mcasp2: audio-controller@...0000 {
 		power-domains = <&k3_pds 192 TI_SCI_PD_EXCLUSIVE>;
 		status = "disabled";
 	};
+	gpmc0: memory-controller@...00000 {
+		status = "disabled";
+		compatible = "ti,am64-gpmc";
+		power-domains = <&k3_pds 80 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 80 0>;
+		clock-names = "fck";
+		reg = <0x00 0x03b000000 0x00 0x400>,
+		      <0x00 0x050000000 0x00 0x8000000>;
+		reg-names = "cfg", "data";
+		interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
+		gpmc,num-cs = <3>;
+		gpmc,num-waitpins = <2>;
+		#address-cells = <2>;
+		#size-cells = <1>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	elm0: ecc@...10000 {
+		status = "disabled";
+		compatible = "ti,am3352-elm";
+		reg = <0x00 0x25010000 0x00 0x2000>;
+		interrupts = <GIC_SPI 132 IRQ_TYPE_LEVEL_HIGH>;
+		power-domains = <&k3_pds 54 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 54 0>;
+		clock-names = "fck";
+	};
 };
diff --git a/arch/arm64/boot/dts/ti/k3-am62.dtsi b/arch/arm64/boot/dts/ti/k3-am62.dtsi
index 11f14eef2d44..f7d8aad0a016 100644
--- a/arch/arm64/boot/dts/ti/k3-am62.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62.dtsi
@@ -76,6 +76,8 @@ cbass_main: bus@...00 {
 			 <0x00 0x70000000 0x00 0x70000000 0x00 0x00010000>, /* OCSRAM */
 			 <0x01 0x00000000 0x01 0x00000000 0x00 0x00310000>, /* A53 PERIPHBASE */
 			 <0x05 0x00000000 0x05 0x00000000 0x01 0x00000000>, /* FSS0 DAT3 */
+			 <0x00 0x3b000000 0x00 0x3b000000 0x00 0x00000400>, /* GPMC0_CFG */
+			 <0x00 0x50000000 0x00 0x50000000 0x00 0x08000000>, /* GPMC0 DATA */
 
 			 /* MCU Domain Range */
 			 <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>,
-- 
2.25.1