sw: Differentiate device trees

TheSmolBoi · Mar 14, 2024 · ff950c1 · ff950c1
1 parent a1f470a
commit ff950c1
Show file tree

Hide file tree

Showing 2 changed files with 31 additions and 7 deletions.
diff --git a/sw/boot/cheshire.dtsi b/sw/boot/cheshire.dtsi
@@ -9,12 +9,13 @@
 /dts-v1/;
 
 / {
+
   #address-cells = <2>;
   #size-cells = <2>;
   compatible = "eth,cheshire-dev";
   model = "eth,cheshire";
 
-  chosen {
+  chosen: chosen {
     #address-cells = <2>;
     #size-cells = <2>;
     ranges;
@@ -30,10 +31,12 @@
       status = "okay";
     };
   };
+
   memory@80000000 {
     device_type = "memory";
     reg = <0x0 0x80000000 0x0 0x40000000>;
   };
+
   cpus {
     #address-cells = <1>;
     #size-cells = <0>;
@@ -55,6 +58,7 @@
       };
     };
   };
+
   soc: soc {
     #address-cells = <2>;
     #size-cells = <2>;
@@ -100,12 +104,6 @@
       #address-cells = <1>;
       #size-cells = <0>;
     };
-    usb@3008000 {
-      compatible = "generic-ohci";
-      reg = <0x0 0x3008000 0x0 0x1000>;
-      interrupt-parent = <&PLIC0>;
-      interrupts = <19>;
-    };
     vga@3007000 {
       compatible = "eth,axi-vga";
       reg = <0x0 0x3007000 0x0 0x1000>;
@@ -127,4 +125,5 @@
       reg = <0x0 0x4000000 0x0 0x4000000>;
     };
   };
+
 };
diff --git a/sw/boot/cheshire.genesys2.dts b/sw/boot/cheshire.genesys2.dts
@@ -16,3 +16,28 @@
     disable-wp;
   };
 };
+
+&soc {
+  usb@3008000 {
+    compatible = "generic-ohci";
+    reg = <0x0 0x3008000 0x0 0x1000>;
+    interrupt-parent = <&PLIC0>;
+    interrupts = <19>;
+  };
+};
+
+&chosen {
+  #address-cells = <2>;
+  #size-cells = <2>;
+  ranges;
+  bootargs = "console=ttyS0,115200 console=tty0";
+  framebuffer0: framebuffer@A0000000 {
+    compatible = "simple-framebuffer";
+    reg = <0x0 0xA0000000 0x0 (640 * 480 * 2)>;
+    width = <640>;
+    height = <480>;
+    stride = <(640 * 2)>;
+    format = "r5g6b5";
+    status = "okay";
+  };
+};