linux-kernel - [PATCH v8 3/8] arm64: dts: ti: k3-j721s2-mcu-wakeup: Add support of OSPI

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Message-ID: <20230123095733.31657-4-r-gunasekaran@ti.com>
Date:   Mon, 23 Jan 2023 15:27:28 +0530
From:   Ravi Gunasekaran <r-gunasekaran@...com>
To:     <nm@...com>, <afd@...com>, <vigneshr@...com>, <kristo@...nel.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <s-vadapalli@...com>, <r-gunasekaran@...com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v8 3/8] arm64: dts: ti: k3-j721s2-mcu-wakeup: Add support of OSPI

From: Aswath Govindraju <a-govindraju@...com>

Add support for two instance of OSPI in J721S2 SoC.

Signed-off-by: Aswath Govindraju <a-govindraju@...com>
Signed-off-by: Matt Ranostay <mranostay@...com>
Reviewed-by: Vaishnav Achath <vaishnav.a@...com>
Link: https://lore.kernel.org/r/20221122101616.770050-4-mranostay@ti.com
Signed-off-by: Ravi Gunasekaran <r-gunasekaran@...com>
---
 .../boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi     | 39 +++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
index 0af242aa9816..d404b595316e 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
@@ -306,4 +306,43 @@
 			ti,cpts-periodic-outputs = <2>;
 		};
 	};
+
+	fss: bus@...00000 {
+		compatible = "simple-bus";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		ospi0: spi@...40000 {
+			compatible = "ti,am654-ospi", "cdns,qspi-nor";
+			reg = <0x00 0x47040000 0x00 0x100>,
+			      <0x5 0x0000000 0x1 0x0000000>;
+			interrupts = <GIC_SPI 840 IRQ_TYPE_LEVEL_HIGH>;
+			cdns,fifo-depth = <256>;
+			cdns,fifo-width = <4>;
+			cdns,trigger-address = <0x0>;
+			clocks = <&k3_clks 109 5>;
+			assigned-clocks = <&k3_clks 109 5>;
+			assigned-clock-parents = <&k3_clks 109 7>;
+			assigned-clock-rates = <166666666>;
+			power-domains = <&k3_pds 109 TI_SCI_PD_EXCLUSIVE>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
+		ospi1: spi@...50000 {
+			compatible = "ti,am654-ospi", "cdns,qspi-nor";
+			reg = <0x00 0x47050000 0x00 0x100>,
+			      <0x7 0x0000000 0x1 0x0000000>;
+			interrupts = <GIC_SPI 841 IRQ_TYPE_LEVEL_HIGH>;
+			cdns,fifo-depth = <256>;
+			cdns,fifo-width = <4>;
+			cdns,trigger-address = <0x0>;
+			clocks = <&k3_clks 110 5>;
+			power-domains = <&k3_pds 110 TI_SCI_PD_EXCLUSIVE>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
+	};
 };
-- 
2.17.1