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authorAntoine Tenart <antoine.tenart@free-electrons.com>2014-05-18 20:15:57 +0200
committerSebastian Hesselbarth <sebastian.hesselbarth@gmail.com>2014-05-19 23:02:31 +0200
commit50cc24ffcdbce9d0904a4ed89ae14fdf76522de5 (patch)
tree8e585a12f2e279e6f1c376da05cbb4931a429b8c
parente9673a752897c2127e5aefd4663016bca817a0fe (diff)
ARM: dts: berlin: add the pinctrl node and muxing setup for uarts
Add pinctrl bindings and system control nodes to what we currently know about Berlin SoCs. Where available, also set default pinctrl property for uarts, when there is only one pinmux option for it. Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com> Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
-rw-r--r--arch/arm/boot/dts/berlin2.dtsi26
-rw-r--r--arch/arm/boot/dts/berlin2cd.dtsi12
-rw-r--r--arch/arm/boot/dts/berlin2q.dtsi19
3 files changed, 57 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/berlin2.dtsi b/arch/arm/boot/dts/berlin2.dtsi
index 591d4b8c1c2b..2477dac4d643 100644
--- a/arch/arm/boot/dts/berlin2.dtsi
+++ b/arch/arm/boot/dts/berlin2.dtsi
@@ -296,6 +296,8 @@
reg-io-width = <1>;
interrupts = <8>;
clocks = <&refclk>;
+ pinctrl-0 = <&uart0_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};
@@ -306,6 +308,8 @@
reg-io-width = <1>;
interrupts = <9>;
clocks = <&refclk>;
+ pinctrl-0 = <&uart1_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};
@@ -316,9 +320,31 @@
reg-io-width = <1>;
interrupts = <10>;
clocks = <&refclk>;
+ pinctrl-0 = <&uart2_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};
+ sysctrl: system-controller@d000 {
+ compatible = "marvell,berlin2-system-ctrl";
+ reg = <0xd000 0x100>;
+
+ uart0_pmux: uart0-pmux {
+ groups = "GSM4";
+ function = "uart0";
+ };
+
+ uart1_pmux: uart1-pmux {
+ groups = "GSM5";
+ function = "uart1";
+ };
+
+ uart2_pmux: uart2-pmux {
+ groups = "GSM3";
+ function = "uart2";
+ };
+ };
+
sic: interrupt-controller@e000 {
compatible = "snps,dw-apb-ictl";
reg = <0xe000 0x400>;
diff --git a/arch/arm/boot/dts/berlin2cd.dtsi b/arch/arm/boot/dts/berlin2cd.dtsi
index 1385caa6d029..cc1df65da504 100644
--- a/arch/arm/boot/dts/berlin2cd.dtsi
+++ b/arch/arm/boot/dts/berlin2cd.dtsi
@@ -234,6 +234,11 @@
reg = <0xea0000 0x400>;
clocks = <&refclk>;
clock-names = "refclk";
+
+ uart0_pmux: uart0-pmux {
+ groups = "G6";
+ function = "uart0";
+ };
};
apb@fc0000 {
@@ -281,6 +286,8 @@
reg-io-width = <1>;
interrupts = <8>;
clocks = <&refclk>;
+ pinctrl-0 = <&uart0_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};
@@ -294,6 +301,11 @@
status = "disabled";
};
+ sysctrl: system-controller@d000 {
+ compatible = "marvell,berlin2cd-system-ctrl";
+ reg = <0xd000 0x100>;
+ };
+
sic: interrupt-controller@e000 {
compatible = "snps,dw-apb-ictl";
reg = <0xe000 0x400>;
diff --git a/arch/arm/boot/dts/berlin2q.dtsi b/arch/arm/boot/dts/berlin2q.dtsi
index cd3287c95f1a..81712f5954ef 100644
--- a/arch/arm/boot/dts/berlin2q.dtsi
+++ b/arch/arm/boot/dts/berlin2q.dtsi
@@ -294,6 +294,8 @@
interrupts = <8>;
clocks = <&refclk>;
reg-shift = <2>;
+ pinctrl-0 = <&uart0_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};
@@ -304,9 +306,26 @@
interrupts = <9>;
clocks = <&refclk>;
reg-shift = <2>;
+ pinctrl-0 = <&uart1_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};
+ sysctrl: pin-controller@d000 {
+ compatible = "marvell,berlin2q-system-ctrl";
+ reg = <0xd000 0x100>;
+
+ uart0_pmux: uart0-pmux {
+ groups = "GSM12";
+ function = "uart0";
+ };
+
+ uart1_pmux: uart1-pmux {
+ groups = "GSM14";
+ function = "uart1";
+ };
+ };
+
sic: interrupt-controller@e000 {
compatible = "snps,dw-apb-ictl";
reg = <0xe000 0x30>;