ARM64: dts: amlogic: gxbb: pinctrl: add/update UART

Add DT nodes for additional UARTs (UART B & C in EE domain) and add pins
for all EE domain UARTs.

Acked-by: Carlo Caione <carlo@endlessm.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

2 files changed, 42 insertions, 1 deletions

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
index 41e1e669bc70..45778896bd3d 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
@@ -80,3 +80,4 @@
         pinctrl-0 = <&uart_ao_a_pins>;
         pinctrl-names = "default";
 };
+
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
index e01f3b505f36..075a8f877bc7 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
@@ -132,11 +132,27 @@
 
                         uart_A: serial@84c0 {
                                 compatible = "amlogic,meson-uart";
-                                reg = <0x0 0x084c0 0x0 0x14>;
+                                reg = <0x0 0x84c0 0x0 0x14>;
                                 interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>;
                                 clocks = <&xtal>;
                                 status = "disabled";
                         };
+
+                        uart_B: serial@84dc {
+                                compatible = "amlogic,meson-uart";
+                                reg = <0x0 0x84dc 0x0 0x14>;
+                                interrupts = <GIC_SPI 75 IRQ_TYPE_EDGE_RISING>;
+                                clocks = <&xtal>;
+                                status = "disabled";
+                        };
+
+                        uart_C: serial@8700 {
+                                compatible = "amlogic,meson-uart";
+                                reg = <0x0 0x8700 0x0 0x14>;
+                                interrupts = <GIC_SPI 93 IRQ_TYPE_EDGE_RISING>;
+                                clocks = <&xtal>;
+                                status = "disabled";
+                        };
                 };
 
                 gic: interrupt-controller@c4301000 {
@@ -234,6 +250,30 @@
                                                 function = "sdcard";
                                         };
                                 };
+
+                                uart_a_pins: uart_a {
+                                        mux {
+                                                groups = "uart_tx_a",
+                                                       "uart_rx_a";
+                                                function = "uart_a";
+                                        };
+                                };
+
+                                uart_b_pins: uart_b {
+                                        mux {
+                                                groups = "uart_tx_b",
+                                                       "uart_rx_b";
+                                                function = "uart_b";
+                                        };
+                                };
+
+                                uart_c_pins: uart_c {
+                                        mux {
+                                                groups = "uart_tx_c",
+                                                       "uart_rx_c";
+                                                function = "uart_c";
+                                        };
+                                };
                         };
                 };