[opensbi] porting: adapt to CV180X / CV181X

Change-Id: Id7b3c64d203eb2c9af6c66f195bf0d8a05f0164c

opensbi/.clang-format

@@ -0,0 +1,16 @@
+AlignConsecutiveAssignments: true
+AlignEscapedNewlines: Left
+AlignTrailingComments: true
+AllowShortFunctionsOnASingleLine: None
+BraceWrapping:
+  AfterFunction: true
+BreakBeforeBraces: Custom
+BreakStringLiterals: false
+ContinuationIndentWidth: 8
+Cpp11BracedListStyle: false
+IndentWidth: 8
+ReflowComments: false
+SortIncludes: false
+SpacesInContainerLiterals: false
+TabWidth: 8
+UseTab: Always

opensbi/.gitignore

@@ -0,0 +1,11 @@
+# Object files
+*.o
+*.a
+*.dep
+
+#Build & install directories
+build/
+install/
+
+# Development friendly files
+tags

opensbi/lib/utils/serial/fdt_serial_uart8250.c

@@ -26,6 +26,7 @@ static int serial_uart8250_init(void *fdt, int nodeoff,
 }
 
 static const struct fdt_match serial_uart8250_match[] = {
+	{ .compatible = "snps,dw-apb-uart" },
 	{ .compatible = "ns16550" },
 	{ .compatible = "ns16550a" },
 	{ },

opensbi/platform/generic/config.mk

@@ -28,7 +28,8 @@ else
   # This needs to be 2MB aligned for 64-bit system
   FW_JUMP_ADDR=$(shell printf "0x%X" $$(($(FW_TEXT_START) + 0x200000)))
 endif
-FW_JUMP_FDT_ADDR=$(shell printf "0x%X" $$(($(FW_TEXT_START) + 0x2200000)))
+#set FDT_ADDR 0xB0000000
+FW_JUMP_FDT_ADDR=$(shell printf "0x%X" $$(($(FW_TEXT_START) + 0x30000000)))
 FW_PAYLOAD=y
 ifeq ($(PLATFORM_RISCV_XLEN), 32)
   # This needs to be 4MB aligned for 32-bit system