[PATCH v2 1/2] arm64: dts: ti: k3-am64: Add GPIO DT nodes

From: Aswath Govindraju
Date: Thu Mar 04 2021 - 06:31:59 EST


Add device tree nodes for GPIO modules and interrupt controller in main
and mcu domains.

Signed-off-by: Aswath Govindraju <a-govindraju@xxxxxx>
---
arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 45 ++++++++++++++++++++++++
arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi | 27 ++++++++++++++
2 files changed, 72 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index 0cf727e3d1e2..f580d5357051 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -373,6 +373,51 @@
clocks = <&k3_clks 145 0>;
};

+ main_gpio_intr: interrupt-controller0 {
+ compatible = "ti,sci-intr";
+ ti,intr-trigger-type = <1>;
+ interrupt-controller;
+ interrupt-parent = <&gic500>;
+ #interrupt-cells = <1>;
+ ti,sci = <&dmsc>;
+ ti,sci-dev-id = <3>;
+ ti,interrupt-ranges = <0 32 16>;
+ };
+
+ main_gpio0: gpio@600000 {
+ compatible = "ti,am64-gpio", "ti,keystone-gpio";
+ reg = <0x0 0x00600000 0x0 0x100>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-parent = <&main_gpio_intr>;
+ interrupts = <190>, <191>, <192>,
+ <193>, <194>, <195>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ ti,ngpio = <87>;
+ ti,davinci-gpio-unbanked = <0>;
+ power-domains = <&k3_pds 77 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 77 0>;
+ clock-names = "gpio";
+ };
+
+ main_gpio1: gpio@601000 {
+ compatible = "ti,am64-gpio", "ti,keystone-gpio";
+ reg = <0x0 0x00601000 0x0 0x100>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-parent = <&main_gpio_intr>;
+ interrupts = <180>, <181>, <182>,
+ <183>, <184>, <185>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ ti,ngpio = <88>;
+ ti,davinci-gpio-unbanked = <0>;
+ power-domains = <&k3_pds 78 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 78 0>;
+ clock-names = "gpio";
+ };
+
sdhci0: mmc@fa10000 {
compatible = "ti,am64-sdhci-8bit";
reg = <0x00 0xfa10000 0x00 0x260>, <0x00 0xfa18000 0x00 0x134>;
diff --git a/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi
index 1d2be485a669..99e94dee1bd4 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi
@@ -73,4 +73,31 @@
power-domains = <&k3_pds 148 TI_SCI_PD_EXCLUSIVE>;
clocks = <&k3_clks 148 0>;
};
+
+ mcu_gpio_intr: interrupt-controller1 {
+ compatible = "ti,sci-intr";
+ ti,intr-trigger-type = <1>;
+ interrupt-controller;
+ interrupt-parent = <&gic500>;
+ #interrupt-cells = <1>;
+ ti,sci = <&dmsc>;
+ ti,sci-dev-id = <5>;
+ ti,interrupt-ranges = <0 104 4>;
+ };
+
+ mcu_gpio0: gpio@4201000 {
+ compatible = "ti,am64-gpio", "keystone-gpio";
+ reg = <0x0 0x4201000 0x0 0x100>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-parent = <&mcu_gpio_intr>;
+ interrupts = <30>, <31>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ ti,ngpio = <23>;
+ ti,davinci-gpio-unbanked = <0>;
+ power-domains = <&k3_pds 79 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 79 0>;
+ clock-names = "gpio";
+ };
};
--
2.17.1