make FPU configuration consistent

sago35 · sago35 · commit c00f2aaf87ec · 2020-05-30T06:43:05.000+09:00
diff --git a/targets/atsamd51p19a.json b/targets/atsamd51p19a.json
@@ -1,9 +1,7 @@
 {
-	"inherits": ["cortex-m"],
-	"llvm-target": "armv7em-none-eabi",
+	"inherits": ["cortex-m4"],
 	"build-tags": ["atsamd51p19", "atsamd51", "sam"],
 	"cflags": [
-		"--target=armv7em-none-eabi",
 		"-Qunused-arguments"
 	],
 	"linkerscript": "targets/atsamd51.ld",
