The 8173 pinctrl node doesn't follow dts convention. Fix them.
Also add a comment to explain pinctrl register usage to make it
more clear.

Signed-off-by: Yingjoe Chen <[email protected]>
---
 arch/arm64/boot/dts/mediatek/mt8173.dtsi | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi 
b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 8346c0f..e4a30cd 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -128,6 +128,7 @@
                compatible = "simple-bus";
                ranges;
 
+               /* Provide regmap for pinctrl driver */
                syscfg_pctl_a: syscfg_pctl_a@10005000 {
                        compatible = "mediatek,mt8173-pctl-a-syscfg", "syscon";
                        reg = <0 0x10005000 0 0x1000>;
@@ -159,9 +160,13 @@
                        #reset-cells = <1>;
                };
 
-               pio: pinctrl@0x10005000 {
+               /*
+                * Pinctrl access register at 0x10005000 through regmap.
+                * Register 0x1000b000 is used by EINT.
+                */
+               pio: pinctrl@10005000 {
                        compatible = "mediatek,mt8173-pinctrl";
-                       reg = <0 0x1000B000 0 0x1000>;
+                       reg = <0 0x1000b000 0 0x1000>;
                        mediatek,pctl-regmap = <&syscfg_pctl_a>;
                        pins-are-numbered;
                        gpio-controller;
@@ -169,8 +174,8 @@
                        interrupt-controller;
                        #interrupt-cells = <2>;
                        interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>,
-                                               <GIC_SPI 146 
IRQ_TYPE_LEVEL_HIGH>,
-                                               <GIC_SPI 147 
IRQ_TYPE_LEVEL_HIGH>;
+                                    <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
                };
 
                sysirq: intpol-controller@10200620 {
-- 
1.8.1.1.dirty

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