arch: arm: dst: fsl-ls2080a.dts: sync serial nodes with Linux

Sync the serial nodes of the LS208XA RDB/QDS boards with their
representation in Linux. We also imported the clockgen and sysclk nodes
which are dependencies.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>

diff --git a/arch/arm/dts/fsl-ls2080a.dtsi b/arch/arm/dts/fsl-ls2080a.dtsi
index 2ee426a..03ef5d5 100644 (file)
--- a/arch/arm/dts/fsl-ls2080a.dtsi
+++ b/arch/arm/dts/fsl-ls2080a.dtsi
@@ -6,18 +6,32 @@
  * Copyright 2013-2015 Freescale Semiconductor, Inc.
  */
 
+#include <dt-bindings/clock/fsl,qoriq-clockgen.h>
+
 / {
        compatible = "fsl,ls2080a";
        interrupt-parent = <&gic>;
        #address-cells = <2>;
        #size-cells = <2>;
 
+       aliases {
+               serial0 = &serial0;
+               serial1 = &serial1;
+       };
+
        memory@80000000 {
                device_type = "memory";
                reg = <0x00000000 0x80000000 0 0x80000000>;
                      /* DRAM space - 1, size : 2 GB DRAM */
        };
 
+       sysclk: sysclk {
+               compatible = "fixed-clock";
+               #clock-cells = <0>;
+               clock-frequency = <100000000>;
+               clock-output-names = "sysclk";
+       };
+
        gic: interrupt-controller@6000000 {
                compatible = "arm,gic-v3";
                reg = <0x0 0x06000000 0 0x10000>, /* GIC Dist */
@@ -42,20 +56,27 @@
                ranges;
                dma-ranges = <0x0 0x0 0x0 0x0 0x10000 0x00000000>;
 
+               clockgen: clocking@1300000 {
+                       compatible = "fsl,ls2080a-clockgen";
+                       reg = <0 0x1300000 0 0xa0000>;
+                       #clock-cells = <2>;
+                       clocks = <&sysclk>;
+               };
+
                serial0: serial@21c0500 {
-                       device_type = "serial";
                        compatible = "fsl,ns16550", "ns16550a";
                        reg = <0x0 0x21c0500 0x0 0x100>;
-                       clock-frequency = <0>;  /* Updated by bootloader */
-                       interrupts = <0 32 0x1>; /* edge triggered */
+                       clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL
+                                           QORIQ_CLK_PLL_DIV(4)>;
+                       interrupts = <0 32 0x4>; /* Level high type */
                };
 
                serial1: serial@21c0600 {
-                       device_type = "serial";
                        compatible = "fsl,ns16550", "ns16550a";
                        reg = <0x0 0x21c0600 0x0 0x100>;
-                       clock-frequency = <0>;  /* Updated by bootloader */
-                       interrupts = <0 32 0x1>; /* edge triggered */
+                       clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL
+                                           QORIQ_CLK_PLL_DIV(4)>;
+                       interrupts = <0 32 0x4>; /* Level high type */
                };
        };