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From:   =?UTF-8?q?Andreas=20F=C3=A4rber?= <afaerber@suse.de>
To:     linux-realtek-soc@lists.infradead.org
Cc:     linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        =?UTF-8?q?Andreas=20F=C3=A4rber?= <afaerber@suse.de>,
        James Tai <james.tai@realtek.com>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>, devicetree@vger.kernel.org
Subject: [PATCH 03/14] arm64: dts: realtek: rtd139x: Introduce CRT, iso and misc syscon
Date:   Mon,  2 Dec 2019 19:21:53 +0100
Message-Id: <20191202182205.14629-4-afaerber@suse.de>
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References: <20191202182205.14629-1-afaerber@suse.de>
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Group the non-iso reset controller nodes into a CRT syscon mfd node.
Group reset controller, watchdog and UART0 into an Isolation mfd node.
Group UART1 and UART2 into a Miscellaneous syscon mfd node.

Cc: James Tai <james.tai@realtek.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
---
 arch/arm64/boot/dts/realtek/rtd139x.dtsi | 147 +++++++++++++++++++------------
 1 file changed, 90 insertions(+), 57 deletions(-)

diff --git a/arch/arm64/boot/dts/realtek/rtd139x.dtsi b/arch/arm64/boot/dts/realtek/rtd139x.dtsi
index c11a505e43e2..3a571f3b7e38 100644
--- a/arch/arm64/boot/dts/realtek/rtd139x.dtsi
+++ b/arch/arm64/boot/dts/realtek/rtd139x.dtsi
@@ -61,70 +61,31 @@
 			#size-cells = <1>;
 			ranges = <0x0 0x98000000 0x200000>;
 
-			reset1: reset-controller@0 {
-				compatible = "snps,dw-low-reset";
-				reg = <0x0 0x4>;
-				#reset-cells = <1>;
-			};
-
-			reset2: reset-controller@4 {
-				compatible = "snps,dw-low-reset";
-				reg = <0x4 0x4>;
-				#reset-cells = <1>;
-			};
-
-			reset3: reset-controller@8 {
-				compatible = "snps,dw-low-reset";
-				reg = <0x8 0x4>;
-				#reset-cells = <1>;
-			};
-
-			reset4: reset-controller@50 {
-				compatible = "snps,dw-low-reset";
-				reg = <0x50 0x4>;
-				#reset-cells = <1>;
-			};
-
-			iso_reset: reset-controller@7088 {
-				compatible = "snps,dw-low-reset";
-				reg = <0x7088 0x4>;
-				#reset-cells = <1>;
-			};
-
-			wdt: watchdog@7680 {
-				compatible = "realtek,rtd1295-watchdog";
-				reg = <0x7680 0x100>;
-				clocks = <&osc27M>;
-			};
-
-			uart0: serial@7800 {
-				compatible = "snps,dw-apb-uart";
-				reg = <0x7800 0x400>;
-				reg-shift = <2>;
+			crt: syscon@0 {
+				compatible = "syscon", "simple-mfd";
+				reg = <0x0 0x1000>;
 				reg-io-width = <4>;
-				clock-frequency = <27000000>;
-				resets = <&iso_reset RTD1295_ISO_RSTN_UR0>;
-				status = "disabled";
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0x0 0x0 0x1000>;
 			};
 
-			uart1: serial@1b200 {
-				compatible = "snps,dw-apb-uart";
-				reg = <0x1b200 0x100>;
-				reg-shift = <2>;
+			iso: syscon@7000 {
+				compatible = "syscon", "simple-mfd";
+				reg = <0x7000 0x1000>;
 				reg-io-width = <4>;
-				clock-frequency = <432000000>;
-				resets = <&reset2 RTD1295_RSTN_UR1>;
-				status = "disabled";
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0x0 0x7000 0x1000>;
 			};
 
-			uart2: serial@1b400 {
-				compatible = "snps,dw-apb-uart";
-				reg = <0x1b400 0x100>;
-				reg-shift = <2>;
+			misc: syscon@1b000 {
+				compatible = "syscon", "simple-mfd";
+				reg = <0x1b000 0x1000>;
 				reg-io-width = <4>;
-				clock-frequency = <432000000>;
-				resets = <&reset2 RTD1295_RSTN_UR2>;
-				status = "disabled";
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0x0 0x1b000 0x1000>;
 			};
 		};
 
@@ -140,3 +101,75 @@
 		};
 	};
 };
+
+&crt {
+	reset1: reset-controller@0 {
+		compatible = "snps,dw-low-reset";
+		reg = <0x0 0x4>;
+		#reset-cells = <1>;
+	};
+
+	reset2: reset-controller@4 {
+		compatible = "snps,dw-low-reset";
+		reg = <0x4 0x4>;
+		#reset-cells = <1>;
+	};
+
+	reset3: reset-controller@8 {
+		compatible = "snps,dw-low-reset";
+		reg = <0x8 0x4>;
+		#reset-cells = <1>;
+	};
+
+	reset4: reset-controller@50 {
+		compatible = "snps,dw-low-reset";
+		reg = <0x50 0x4>;
+		#reset-cells = <1>;
+	};
+};
+
+&iso {
+	iso_reset: reset-controller@88 {
+		compatible = "snps,dw-low-reset";
+		reg = <0x88 0x4>;
+		#reset-cells = <1>;
+	};
+
+	wdt: watchdog@680 {
+		compatible = "realtek,rtd1295-watchdog";
+		reg = <0x680 0x100>;
+		clocks = <&osc27M>;
+	};
+
+	uart0: serial@800 {
+		compatible = "snps,dw-apb-uart";
+		reg = <0x800 0x400>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		clock-frequency = <27000000>;
+		resets = <&iso_reset RTD1295_ISO_RSTN_UR0>;
+		status = "disabled";
+	};
+};
+
+&misc {
+	uart1: serial@200 {
+		compatible = "snps,dw-apb-uart";
+		reg = <0x200 0x100>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		clock-frequency = <432000000>;
+		resets = <&reset2 RTD1295_RSTN_UR1>;
+		status = "disabled";
+	};
+
+	uart2: serial@400 {
+		compatible = "snps,dw-apb-uart";
+		reg = <0x400 0x100>;
+		reg-shift = <2>;
+		reg-io-width = <4>;
+		clock-frequency = <432000000>;
+		resets = <&reset2 RTD1295_RSTN_UR2>;
+		status = "disabled";
+	};
+};
-- 
2.16.4