ARM: dts: Add RDA8810PL GPIO controllers

Add GPIO controllers for RDA8810PL SoC. There are 4 GPIO controllers
in this SoC with maximum of 32 gpios. Except GPIOC, all controllers
are capable of generating edge/level interrupts from first 8 lines.

Link: https://lore.kernel.org/r/20191030101154.6312-2-manivannan.sadhasivam@linaro.org
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>

diff --git a/arch/arm/boot/dts/rda8810pl.dtsi b/arch/arm/boot/dts/rda8810pl.dtsi
index 19cde89..f30d6ec 100644 (file)
--- a/arch/arm/boot/dts/rda8810pl.dtsi
+++ b/arch/arm/boot/dts/rda8810pl.dtsi
@@ -33,6 +33,21 @@
                ranges;
        };
 
+       modem@10000000 {
+               compatible = "simple-bus";
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges = <0x0 0x10000000 0xfffffff>;
+
+               gpioc@1a08000 {
+                       compatible = "rda,8810pl-gpio";
+                       reg = <0x1a08000 0x1000>;
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       ngpios = <32>;
+               };
+       };
+
        apb@20800000 {
                compatible = "simple-bus";
                #address-cells = <1>;
@@ -60,6 +75,39 @@
                                     <17 IRQ_TYPE_LEVEL_HIGH>;
                        interrupt-names = "hwtimer", "ostimer";
                };
+
+               gpioa@30000 {
+                       compatible = "rda,8810pl-gpio";
+                       reg = <0x30000 0x1000>;
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       ngpios = <32>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+                       interrupts = <12 IRQ_TYPE_LEVEL_HIGH>;
+               };
+
+               gpiob@31000 {
+                       compatible = "rda,8810pl-gpio";
+                       reg = <0x31000 0x1000>;
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       ngpios = <32>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+                       interrupts = <13 IRQ_TYPE_LEVEL_HIGH>;
+               };
+
+               gpiod@32000 {
+                       compatible = "rda,8810pl-gpio";
+                       reg = <0x32000 0x1000>;
+                       gpio-controller;
+                       #gpio-cells = <2>;
+                       ngpios = <32>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+                       interrupts = <14 IRQ_TYPE_LEVEL_HIGH>;
+               };
        };
 
        apb@20a00000 {