[v3,1/2] arm64: dts: ti: k3-j784s4-mcu-wakeup: Add FSS OSPI0 and FSS OSPI1

Commit Message

Apurva Nandan May 4, 2023, 8:03 a.m. UTC

TI K3 J784S4 has the Cadence OSPI controllers OSPI0 and OSPI1 on FSS
bus for interfacing with OSPI flashes. Add the nodes to allow using
SPI flashes.

Signed-off-by: Apurva Nandan <[e-mail]>
---
 .../boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi     | 41 +++++++++++++++++++
 1 file changed, 41 insertions(+)

Patch

diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
index f04fcb614cbe..91c8e0bf8ce0 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-mcu-wakeup.dtsi
@@ -342,4 +342,45 @@ 
 			ti,cpts-periodic-outputs = <2>;
 		};
 	};
+
+	fss: bus@47000000 {
+		compatible = "simple-bus";
+		reg = <0x00 0x47000000 0x00 0x100>;
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		ospi0: spi@47040000 {
+			compatible = "ti,am654-ospi", "cdns,qspi-nor";
+			reg = <0x00 0x47040000 0x00 0x100>,
+			      <0x05 0x0000000 0x01 0x0000000>;
+			interrupts = <GIC_SPI 840 IRQ_TYPE_LEVEL_HIGH>;
+			cdns,fifo-depth = <256>;
+			cdns,fifo-width = <4>;
+			cdns,trigger-address = <0x0>;
+			clocks = <&k3_clks 161 7>;
+			assigned-clocks = <&k3_clks 161 7>;
+			assigned-clock-parents = <&k3_clks 161 9>;
+			assigned-clock-rates = <166666666>;
+			power-domains = <&k3_pds 161 TI_SCI_PD_EXCLUSIVE>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		ospi1: spi@47050000 {
+			compatible = "ti,am654-ospi", "cdns,qspi-nor";
+			reg = <0x00 0x47050000 0x00 0x100>,
+			      <0x07 0x0000000 0x01 0x0000000>;
+			interrupts = <GIC_SPI 841 IRQ_TYPE_LEVEL_HIGH>;
+			cdns,fifo-depth = <256>;
+			cdns,fifo-width = <4>;
+			cdns,trigger-address = <0x0>;
+			clocks = <&k3_clks 162 7>;
+			power-domains = <&k3_pds 162 TI_SCI_PD_EXCLUSIVE>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+	};
 };