diff mbox

[v2,11/11] arm64: dts: marvell: add gpio support for Armada 7K/8K

Message ID 705e5d8fc9f660ad3adc50cf2f5d3fd088770f60.1496413293.git-series.gregory.clement@free-electrons.com (mailing list archive)
State New, archived
Headers show

Commit Message

Gregory CLEMENT June 2, 2017, 2:23 p.m. UTC
Enable gpio support for CP and AP on the Marvell Armada 7K/8K SoCs.

The Armada 8K has two CP110 blocks, each having two GPIO controllers.
However, in each CP110 block, one of the GPIO controller cannot be
used: in the master CP110, only the second GPIO controller can be used,
while on the slave CP110, only the first GPIO controller can be used.

On the other side, the Armada 7K has only one CP110, but both its GPIO
controllers can be used.

For this reason, the GPIO controllers are marked as "disabled" in the
armada-cp110-master.dtsi and armada-cp110-slave.dtsi files, and only
enabled in the per-SoC dtsi files.

Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
---
 arch/arm64/boot/dts/marvell/armada-70x0.dtsi         | 15 +++++++++-
 arch/arm64/boot/dts/marvell/armada-80x0.dtsi         | 16 +++++++++-
 arch/arm64/boot/dts/marvell/armada-ap806.dtsi        | 10 ++++++-
 arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi | 21 ++++++++++++-
 arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi  | 22 +++++++++++++-
 5 files changed, 84 insertions(+)
diff mbox

Patch

diff --git a/arch/arm64/boot/dts/marvell/armada-70x0.dtsi b/arch/arm64/boot/dts/marvell/armada-70x0.dtsi
index f6c22665d091..860b6ae9dcc5 100644
--- a/arch/arm64/boot/dts/marvell/armada-70x0.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-70x0.dtsi
@@ -46,6 +46,21 @@ 
 
 #include "armada-cp110-master.dtsi"
 
+/ {
+	aliases {
+		gpio1 = &cpm_gpio1;
+		gpio2 = &cpm_gpio2;
+	};
+};
+
+&cpm_gpio1 {
+	status = "okay";
+};
+
+&cpm_gpio2 {
+	status = "okay";
+};
+
 &cpm_syscon0 {
 	cpm_pinctrl: pinctrl {
 		compatible = "marvell,armada-7k-pinctrl";
diff --git a/arch/arm64/boot/dts/marvell/armada-80x0.dtsi b/arch/arm64/boot/dts/marvell/armada-80x0.dtsi
index 93d1de03b39a..666ebe96ba0d 100644
--- a/arch/arm64/boot/dts/marvell/armada-80x0.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-80x0.dtsi
@@ -47,6 +47,22 @@ 
 #include "armada-cp110-master.dtsi"
 #include "armada-cp110-slave.dtsi"
 
+/ {
+	aliases {
+		gpio1 = &cps_gpio1;
+		gpio2 = &cpm_gpio2;
+	};
+};
+
+/* The 80x0 has two CP blocks, but uses only one block from each. */
+&cps_gpio1 {
+	status = "okay";
+};
+
+&cpm_gpio2 {
+	status = "okay";
+};
+
 &cpm_syscon0 {
 	cpm_pinctrl: pinctrl {
 		compatible = "marvell,armada-8k-cpm-pinctrl";
diff --git a/arch/arm64/boot/dts/marvell/armada-ap806.dtsi b/arch/arm64/boot/dts/marvell/armada-ap806.dtsi
index c6c30143eb29..f19d5077ba8d 100644
--- a/arch/arm64/boot/dts/marvell/armada-ap806.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-ap806.dtsi
@@ -57,6 +57,7 @@ 
 	aliases {
 		serial0 = &uart0;
 		serial1 = &uart1;
+		gpio0 = &ap_gpio;
 	};
 
 	psci {
@@ -256,6 +257,15 @@ 
 				ap_pinctrl: pinctrl {
 					compatible = "marvell,ap806-pinctrl";
 				};
+
+				ap_gpio: gpio {
+					compatible = "marvell,armada-8k-gpio";
+					offset = <0x1040>;
+					ngpios = <19>;
+					gpio-controller;
+					#gpio-cells = <2>;
+					gpio-ranges = <&ap_pinctrl 0 0 19>;
+				};
 			};
 		};
 	};
diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
index 4788a87fc43c..1bcd549228db 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
@@ -104,6 +104,27 @@ 
 					compatible = "marvell,cp110-clock";
 					#clock-cells = <2>;
 				};
+
+				cpm_gpio1: gpio@100 {
+					compatible = "marvell,armada-8k-gpio";
+					offset = <0x100>;
+					ngpios = <32>;
+					gpio-controller;
+					#gpio-cells = <2>;
+					gpio-ranges = <&cpm_pinctrl 0 0 32>;
+					status = "disabled";
+
+				};
+
+				cpm_gpio2: gpio@140 {
+					compatible = "marvell,armada-8k-gpio";
+					offset = <0x140>;
+					ngpios = <31>;
+					gpio-controller;
+					#gpio-cells = <2>;
+					gpio-ranges = <&cpm_pinctrl 0 32 31>;
+					status = "disabled";
+				};
 			};
 
 			cpm_rtc: rtc@284000 {
diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
index e21cdbdbe37b..b46a208c72f2 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
@@ -111,6 +111,28 @@ 
 					compatible = "marvell,cp110-clock";
 					#clock-cells = <2>;
 				};
+
+				cps_gpio1: gpio@100 {
+					compatible = "marvell,armada-8k-gpio";
+					offset = <0x100>;
+					ngpios = <32>;
+					gpio-controller;
+					#gpio-cells = <2>;
+					gpio-ranges = <&cps_pinctrl 0 0 32>;
+					status = "disabled";
+
+				};
+
+				cps_gpio2: gpio@140 {
+					compatible = "marvell,armada-8k-gpio";
+					offset = <0x140>;
+					ngpios = <31>;
+					gpio-controller;
+					#gpio-cells = <2>;
+					gpio-ranges = <&cps_pinctrl 0 32 31>;
+					status = "disabled";
+				};
+
 			};
 
 			cps_sata0: sata@540000 {