[PATCH v4 5/8] ARM: dts: rtd1195: Introduce r-bus

From: Andreas FÃrber
Date: Sat Nov 23 2019 - 15:38:15 EST


Model Realtek's register bus in DT.

Signed-off-by: Andreas FÃrber <afaerber@xxxxxxx>
---
v3 -> v4: Unchanged

v3: from RTD1395 v1
* Fixed r-bus size from 0x100000 to 0x70000 in reg and ranges (James)
* Renamed bus node from r-bus to bus (Rob)

arch/arm/boot/dts/rtd1195.dtsi | 52 ++++++++++++++++++++++++------------------
1 file changed, 30 insertions(+), 22 deletions(-)

diff --git a/arch/arm/boot/dts/rtd1195.dtsi b/arch/arm/boot/dts/rtd1195.dtsi
index 0d7c2be750f6..a8f7b9caacba 100644
--- a/arch/arm/boot/dts/rtd1195.dtsi
+++ b/arch/arm/boot/dts/rtd1195.dtsi
@@ -93,28 +93,36 @@
<0x18100000 0x18100000 0x01000000>,
<0x80000000 0x80000000 0x80000000>;

- wdt: watchdog@18007680 {
- compatible = "realtek,rtd1295-watchdog";
- reg = <0x18007680 0x100>;
- clocks = <&osc27M>;
- };
-
- uart0: serial@18007800 {
- compatible = "snps,dw-apb-uart";
- reg = <0x18007800 0x400>;
- reg-shift = <2>;
- reg-io-width = <4>;
- clock-frequency = <27000000>;
- status = "disabled";
- };
-
- uart1: serial@1801b200 {
- compatible = "snps,dw-apb-uart";
- reg = <0x1801b200 0x100>;
- reg-shift = <2>;
- reg-io-width = <4>;
- clock-frequency = <27000000>;
- status = "disabled";
+ rbus: bus@18000000 {
+ compatible = "simple-bus";
+ reg = <0x18000000 0x70000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x18000000 0x70000>;
+
+ 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>;
+ reg-io-width = <4>;
+ clock-frequency = <27000000>;
+ status = "disabled";
+ };
+
+ uart1: serial@1b200 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x1b200 0x100>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clock-frequency = <27000000>;
+ status = "disabled";
+ };
};

gic: interrupt-controller@ff011000 {
--
2.16.4