[PATCH v3 7/7] ARM: dts: berlin: add the pinctrl node and muxing setup for uarts

Antoine Ténart
2014-05-05T05:27:52Z

The uart0 pinmux configuration is in the dtsi because uart0 will always
use uart0-pmux to work, no other possibility. Same thing for uart1 and
uart2 (BG2).

Signed-off-by: Antoine Ténart <antoine.tenart@free-electrons.com>
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
---
arch/arm/boot/dts/berlin2.dtsi | 31 +++++++++++++++++++++++++++++++
arch/arm/boot/dts/berlin2cd.dtsi | 17 +++++++++++++++++
arch/arm/boot/dts/berlin2q.dtsi | 24 ++++++++++++++++++++++++
3 files changed, 72 insertions(+)

diff --git a/arch/arm/boot/dts/berlin2.dtsi b/arch/arm/boot/dts/berlin2.dtsi
index 56a1af2f1052..fb58f43eab52 100644
--- a/arch/arm/boot/dts/berlin2.dtsi
+++ b/arch/arm/boot/dts/berlin2.dtsi
@@ -176,6 +176,11 @@
};
};

+ soc_pinctrl: pin-controller@ea0000 {
+ compatible = "marvell,berlin2-soc-pinctrl";
+ reg = <0xea0000 0x4c>;
+ };
+
apb@fc0000 {
compatible = "simple-bus";
#address-cells = <1>;
@@ -184,6 +189,26 @@
ranges = <0 0xfc0000 0x10000>;
interrupt-parent = <&sic>;

+ sm_pinctrl: pin-controller@0000 {
+ compatible = "marvell,berlin2-sysmgr-pinctrl";
+ reg = <0x0000 0x44>;
+
+ uart0_pmux: uart0-pmux {
+ marvell,groups = "GSM4";
+ marvell,function = "uart0";
+ };
+
+ uart1_pmux: uart1-pmux {
+ marvell,groups = "GSM5";
+ marvell,function = "uart1";
+ };
+
+ uart2_pmux: uart2-pmux {
+ marvell,groups = "GSM3";
+ marvell,function = "uart2";
+ };
+ };
+
uart0: serial@9000 {
compatible = "snps,dw-apb-uart";
reg = <0x9000 0x100>;
@@ -191,6 +216,8 @@
reg-io-width = <1>;
interrupts = <8>;
clocks = <&smclk>;
+ pinctrl-0 = <&uart0_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};

@@ -201,6 +228,8 @@
reg-io-width = <1>;
interrupts = <9>;
clocks = <&smclk>;
+ pinctrl-0 = <&uart1_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};

@@ -211,6 +240,8 @@
reg-io-width = <1>;
interrupts = <10>;
clocks = <&smclk>;
+ pinctrl-0 = <&uart2_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};

diff --git a/arch/arm/boot/dts/berlin2cd.dtsi b/arch/arm/boot/dts/berlin2cd.dtsi
index 094968c27533..a802d3fe5da6 100644
--- a/arch/arm/boot/dts/berlin2cd.dtsi
+++ b/arch/arm/boot/dts/berlin2cd.dtsi
@@ -169,6 +169,11 @@
};
};

+ soc_pinctrl: pin-controller@ae0000 {
+ compatible = "marvell,berlin2cd-soc-pinctrl";
+ reg = <0xea0000 0x4c>;
+ };
+
apb@fc0000 {
compatible = "simple-bus";
#address-cells = <1>;
@@ -177,6 +182,16 @@
ranges = <0 0xfc0000 0x10000>;
interrupt-parent = <&sic>;

+ sm_pinctrl: pin-controller@0000 {
+ compatible = "marvell,berlin2cd-sysmgr-pinctrl";
+ reg = <0x0000 0x44>;
+
+ uart0_pmux: uart0-pmux {
+ marvell,groups = "G6";
+ marvell,function = "uart0";
+ };
+ };
+
uart0: serial@9000 {
compatible = "snps,dw-apb-uart";
reg = <0x9000 0x100>;
@@ -184,6 +199,8 @@
reg-io-width = <1>;
interrupts = <8>;
clocks = <&smclk>;
+ pinctrl-0 = <&uart0_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};

diff --git a/arch/arm/boot/dts/berlin2q.dtsi b/arch/arm/boot/dts/berlin2q.dtsi
index 07452a7483fa..734debbf072f 100644
--- a/arch/arm/boot/dts/berlin2q.dtsi
+++ b/arch/arm/boot/dts/berlin2q.dtsi
@@ -183,6 +183,11 @@
};
};

+ soc_pinctrl: pin-controller@ea0000 {
+ compatible = "marvell,berlin2q-soc-pinctrl";
+ reg = <0xea0000 0x4c>;
+ };
+
apb@fc0000 {
compatible = "simple-bus";
#address-cells = <1>;
@@ -198,6 +203,8 @@
interrupts = <8>;
clocks = <&smclk>;
reg-shift = <2>;
+ pinctrl-0 = <&uart0_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};

@@ -208,9 +215,26 @@
interrupts = <9>;
clocks = <&smclk>;
reg-shift = <2>;
+ pinctrl-0 = <&uart1_pmux>;
+ pinctrl-names = "default";
status = "disabled";
};

+ sm_pinctrl: pin-controller@d000 {
+ compatible = "marvell,berlin2q-sysmgr-pinctrl";
+ reg = <0xd000 0x44>;
+
+ uart0_pmux: uart0-pmux {
+ marvell,groups = "GSM12";
+ marvell,function = "uart0";
+ };
+
+ uart1_pmux: uart1-pmux {
+ marvell,groups = "GSM14";
+ marvell,function = "uart1";
+ };
+ };
+
sic: interrupt-controller@e000 {
compatible = "snps,dw-apb-ictl";
reg = <0xe000 0x30>;
--
1.8.3.2