Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Adam Ford <aford173@gmail.com>
To:     linux-arm-kernel@lists.infradead.org
Cc:     aford@beaconembedded.com, marex@denx.de,
        Adam Ford <aford173@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Shawn Guo <shawnguo@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Fabio Estevam <festevam@gmail.com>,
        NXP Linux Team <linux-imx@nxp.com>,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] arm64: dts: imx8mp: Enable spba-bus on AIPS3
Date:   Sun, 18 Dec 2022 11:05:44 -0600
Message-Id: <20221218170545.1472746-1-aford173@gmail.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

There is an SPBA bus on AIPS3 which includes ecspi1-3,
UART1-3, and Flexcan1-2 according to the TRM.

Signed-off-by: Adam Ford <aford173@gmail.com>

diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 2ce45e7cbbdf..9b0a47e7b8fd 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -719,121 +719,129 @@ aips3: bus@30800000 {
 			#size-cells = <1>;
 			ranges;
 
-			ecspi1: spi@30820000 {
+			spba-bus@30800000 {
+				compatible = "fsl,spba-bus", "simple-bus";
+				reg = <0x30800000 0x100000>;
 				#address-cells = <1>;
-				#size-cells = <0>;
-				compatible = "fsl,imx8mp-ecspi", "fsl,imx6ul-ecspi";
-				reg = <0x30820000 0x10000>;
-				interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
-				clocks = <&clk IMX8MP_CLK_ECSPI1_ROOT>,
-					 <&clk IMX8MP_CLK_ECSPI1_ROOT>;
-				clock-names = "ipg", "per";
-				assigned-clock-rates = <80000000>;
-				assigned-clocks = <&clk IMX8MP_CLK_ECSPI1>;
-				assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_800M>;
-				dmas = <&sdma1 0 7 1>, <&sdma1 1 7 2>;
-				dma-names = "rx", "tx";
-				status = "disabled";
-			};
+				#size-cells = <1>;
+				ranges;
 
-			ecspi2: spi@30830000 {
-				#address-cells = <1>;
-				#size-cells = <0>;
-				compatible = "fsl,imx8mp-ecspi", "fsl,imx6ul-ecspi";
-				reg = <0x30830000 0x10000>;
-				interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
-				clocks = <&clk IMX8MP_CLK_ECSPI2_ROOT>,
-					 <&clk IMX8MP_CLK_ECSPI2_ROOT>;
-				clock-names = "ipg", "per";
-				assigned-clock-rates = <80000000>;
-				assigned-clocks = <&clk IMX8MP_CLK_ECSPI2>;
-				assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_800M>;
-				dmas = <&sdma1 2 7 1>, <&sdma1 3 7 2>;
-				dma-names = "rx", "tx";
-				status = "disabled";
-			};
+				ecspi1: spi@30820000 {
+					#address-cells = <1>;
+					#size-cells = <0>;
+					compatible = "fsl,imx8mp-ecspi", "fsl,imx6ul-ecspi";
+					reg = <0x30820000 0x10000>;
+					interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
+					clocks = <&clk IMX8MP_CLK_ECSPI1_ROOT>,
+						 <&clk IMX8MP_CLK_ECSPI1_ROOT>;
+					clock-names = "ipg", "per";
+					assigned-clock-rates = <80000000>;
+					assigned-clocks = <&clk IMX8MP_CLK_ECSPI1>;
+					assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_800M>;
+					dmas = <&sdma1 0 7 1>, <&sdma1 1 7 2>;
+					dma-names = "rx", "tx";
+					status = "disabled";
+				};
 
-			ecspi3: spi@30840000 {
-				#address-cells = <1>;
-				#size-cells = <0>;
-				compatible = "fsl,imx8mp-ecspi", "fsl,imx6ul-ecspi";
-				reg = <0x30840000 0x10000>;
-				interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
-				clocks = <&clk IMX8MP_CLK_ECSPI3_ROOT>,
-					 <&clk IMX8MP_CLK_ECSPI3_ROOT>;
-				clock-names = "ipg", "per";
-				assigned-clock-rates = <80000000>;
-				assigned-clocks = <&clk IMX8MP_CLK_ECSPI3>;
-				assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_800M>;
-				dmas = <&sdma1 4 7 1>, <&sdma1 5 7 2>;
-				dma-names = "rx", "tx";
-				status = "disabled";
-			};
+				ecspi2: spi@30830000 {
+					#address-cells = <1>;
+					#size-cells = <0>;
+					compatible = "fsl,imx8mp-ecspi", "fsl,imx6ul-ecspi";
+					reg = <0x30830000 0x10000>;
+					interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+					clocks = <&clk IMX8MP_CLK_ECSPI2_ROOT>,
+						 <&clk IMX8MP_CLK_ECSPI2_ROOT>;
+					clock-names = "ipg", "per";
+					assigned-clock-rates = <80000000>;
+					assigned-clocks = <&clk IMX8MP_CLK_ECSPI2>;
+					assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_800M>;
+					dmas = <&sdma1 2 7 1>, <&sdma1 3 7 2>;
+					dma-names = "rx", "tx";
+					status = "disabled";
+				};
 
-			uart1: serial@30860000 {
-				compatible = "fsl,imx8mp-uart", "fsl,imx6q-uart";
-				reg = <0x30860000 0x10000>;
-				interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
-				clocks = <&clk IMX8MP_CLK_UART1_ROOT>,
-					 <&clk IMX8MP_CLK_UART1_ROOT>;
-				clock-names = "ipg", "per";
-				dmas = <&sdma1 22 4 0>, <&sdma1 23 4 0>;
-				dma-names = "rx", "tx";
-				status = "disabled";
-			};
+				ecspi3: spi@30840000 {
+					#address-cells = <1>;
+					#size-cells = <0>;
+					compatible = "fsl,imx8mp-ecspi", "fsl,imx6ul-ecspi";
+					reg = <0x30840000 0x10000>;
+					interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
+					clocks = <&clk IMX8MP_CLK_ECSPI3_ROOT>,
+						 <&clk IMX8MP_CLK_ECSPI3_ROOT>;
+					clock-names = "ipg", "per";
+					assigned-clock-rates = <80000000>;
+					assigned-clocks = <&clk IMX8MP_CLK_ECSPI3>;
+					assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_800M>;
+					dmas = <&sdma1 4 7 1>, <&sdma1 5 7 2>;
+					dma-names = "rx", "tx";
+					status = "disabled";
+				};
 
-			uart3: serial@30880000 {
-				compatible = "fsl,imx8mp-uart", "fsl,imx6q-uart";
-				reg = <0x30880000 0x10000>;
-				interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
-				clocks = <&clk IMX8MP_CLK_UART3_ROOT>,
-					 <&clk IMX8MP_CLK_UART3_ROOT>;
-				clock-names = "ipg", "per";
-				dmas = <&sdma1 26 4 0>, <&sdma1 27 4 0>;
-				dma-names = "rx", "tx";
-				status = "disabled";
-			};
+				uart1: serial@30860000 {
+					compatible = "fsl,imx8mp-uart", "fsl,imx6q-uart";
+					reg = <0x30860000 0x10000>;
+					interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+					clocks = <&clk IMX8MP_CLK_UART1_ROOT>,
+						 <&clk IMX8MP_CLK_UART1_ROOT>;
+					clock-names = "ipg", "per";
+					dmas = <&sdma1 22 4 0>, <&sdma1 23 4 0>;
+					dma-names = "rx", "tx";
+					status = "disabled";
+				};
 
-			uart2: serial@30890000 {
-				compatible = "fsl,imx8mp-uart", "fsl,imx6q-uart";
-				reg = <0x30890000 0x10000>;
-				interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
-				clocks = <&clk IMX8MP_CLK_UART2_ROOT>,
-					 <&clk IMX8MP_CLK_UART2_ROOT>;
-				clock-names = "ipg", "per";
-				dmas = <&sdma1 24 4 0>, <&sdma1 25 4 0>;
-				dma-names = "rx", "tx";
-				status = "disabled";
-			};
+				uart3: serial@30880000 {
+					compatible = "fsl,imx8mp-uart", "fsl,imx6q-uart";
+					reg = <0x30880000 0x10000>;
+					interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
+					clocks = <&clk IMX8MP_CLK_UART3_ROOT>,
+						 <&clk IMX8MP_CLK_UART3_ROOT>;
+					clock-names = "ipg", "per";
+					dmas = <&sdma1 26 4 0>, <&sdma1 27 4 0>;
+					dma-names = "rx", "tx";
+					status = "disabled";
+				};
 
-			flexcan1: can@308c0000 {
-				compatible = "fsl,imx8mp-flexcan";
-				reg = <0x308c0000 0x10000>;
-				interrupts = <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>;
-				clocks = <&clk IMX8MP_CLK_IPG_ROOT>,
-					 <&clk IMX8MP_CLK_CAN1_ROOT>;
-				clock-names = "ipg", "per";
-				assigned-clocks = <&clk IMX8MP_CLK_CAN1>;
-				assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_40M>;
-				assigned-clock-rates = <40000000>;
-				fsl,clk-source = /bits/ 8 <0>;
-				fsl,stop-mode = <&gpr 0x10 4>;
-				status = "disabled";
-			};
+				uart2: serial@30890000 {
+					compatible = "fsl,imx8mp-uart", "fsl,imx6q-uart";
+					reg = <0x30890000 0x10000>;
+					interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
+					clocks = <&clk IMX8MP_CLK_UART2_ROOT>,
+						 <&clk IMX8MP_CLK_UART2_ROOT>;
+					clock-names = "ipg", "per";
+					dmas = <&sdma1 24 4 0>, <&sdma1 25 4 0>;
+					dma-names = "rx", "tx";
+					status = "disabled";
+				};
 
-			flexcan2: can@308d0000 {
-				compatible = "fsl,imx8mp-flexcan";
-				reg = <0x308d0000 0x10000>;
-				interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>;
-				clocks = <&clk IMX8MP_CLK_IPG_ROOT>,
-					 <&clk IMX8MP_CLK_CAN2_ROOT>;
-				clock-names = "ipg", "per";
-				assigned-clocks = <&clk IMX8MP_CLK_CAN2>;
-				assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_40M>;
-				assigned-clock-rates = <40000000>;
-				fsl,clk-source = /bits/ 8 <0>;
-				fsl,stop-mode = <&gpr 0x10 5>;
-				status = "disabled";
+				flexcan1: can@308c0000 {
+					compatible = "fsl,imx8mp-flexcan";
+					reg = <0x308c0000 0x10000>;
+					interrupts = <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>;
+					clocks = <&clk IMX8MP_CLK_IPG_ROOT>,
+						 <&clk IMX8MP_CLK_CAN1_ROOT>;
+					clock-names = "ipg", "per";
+					assigned-clocks = <&clk IMX8MP_CLK_CAN1>;
+					assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_40M>;
+					assigned-clock-rates = <40000000>;
+					fsl,clk-source = /bits/ 8 <0>;
+					fsl,stop-mode = <&gpr 0x10 4>;
+					status = "disabled";
+				};
+
+				flexcan2: can@308d0000 {
+					compatible = "fsl,imx8mp-flexcan";
+					reg = <0x308d0000 0x10000>;
+					interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>;
+					clocks = <&clk IMX8MP_CLK_IPG_ROOT>,
+						 <&clk IMX8MP_CLK_CAN2_ROOT>;
+					clock-names = "ipg", "per";
+					assigned-clocks = <&clk IMX8MP_CLK_CAN2>;
+					assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_40M>;
+					assigned-clock-rates = <40000000>;
+					fsl,clk-source = /bits/ 8 <0>;
+					fsl,stop-mode = <&gpr 0x10 5>;
+					status = "disabled";
+				};
 			};
 
 			crypto: crypto@30900000 {
-- 
2.34.1