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Subject[PATCH 02/14] arm64: dts: realtek: rtd129x: Introduce CRT, iso and misc syscon
Date
Group the non-iso reset controller nodes in a CRT syscon mfd node.
Group reset controller, watchdog and UART0 in an Isolation syscon 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/rtd129x.dtsi | 147 +++++++++++++++++++------------
1 file changed, 90 insertions(+), 57 deletions(-)

diff --git a/arch/arm64/boot/dts/realtek/rtd129x.dtsi b/arch/arm64/boot/dts/realtek/rtd129x.dtsi
index 0de9e675be16..34dc09790d0b 100644
--- a/arch/arm64/boot/dts/realtek/rtd129x.dtsi
+++ b/arch/arm64/boot/dts/realtek/rtd129x.dtsi
@@ -63,70 +63,31 @@
#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 0x1800>;
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 0x1800>;
};

- 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>;
};
};

@@ -142,3 +103,75 @@
};
};
};
+
+&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
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