Merge tag 'devicetree-fixes-for-4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull DeviceTree fixes from Rob Herring:

- fix build for !OF providing empty of_find_device_by_node

- fix Abracon vendor prefix

- sync dtx_diff include paths (again)

- a stm32h7 clock binding doc fix

* tag 'devicetree-fixes-for-4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
dt-bindings: clk: stm32h7: fix clock-cell size
scripts/dtc: dtx_diff - 2nd update of include dts paths to match build
dt-bindings: fix vendor prefix for Abracon
of: provide inline helper for of_find_device_by_node

Documentation/devicetree/bindings/clock/st,stm32h7-rcc.txt

···
 		compatible = "st,stm32h743-rcc", "st,stm32-rcc";
 		reg = <0x58024400 0x400>;
 		#reset-cells = <1>;
-		#clock-cells = <2>;
+		#clock-cells = <1>;
 		clocks = <&clk_hse>, <&clk_lse>, <&clk_i2s_ckin>;
 
 		st,syscfg = <&pwrcfg>;

Documentation/devicetree/bindings/vendor-prefixes.txt

···
 This isn't an exhaustive list, but you should add new prefixes to it before
 using them to avoid name-space collisions.
 
-abcn	Abracon Corporation
 abilis	Abilis Systems
+abracon	Abracon Corporation
 actions	Actions Semiconductor Co., Ltd.
 active-semi	Active-Semi International Inc
 ad	Avionic Design GmbH

include/linux/of_platform.h

···
 extern struct platform_device *of_device_alloc(struct device_node *np,
 					 const char *bus_id,
 					 struct device *parent);
+#ifdef CONFIG_OF
 extern struct platform_device *of_find_device_by_node(struct device_node *np);
+#else
+static inline struct platform_device *of_find_device_by_node(struct device_node *np)
+{
+	return NULL;
+}
+#endif
 
 /* Platform devices and busses creation */
 extern struct platform_device *of_platform_device_create(struct device_node *np,

scripts/dtc/dtx_diff

···
 compile_to_dts() {
 
 	dtx="$1"
+	dtc_include="$2"
 
 	if [ -d "${dtx}" ] ; then
 
···
 		# -----  input is DTS (source)
 
 		if ( cpp ${cpp_flags} -x assembler-with-cpp ${dtx} \
-			| ${DTC} -I dts ) ; then
+			| ${DTC} ${dtc_include} -I dts ) ; then
 			return
 		fi
 
···
 
 cpp_flags="\
 	-nostdinc                                  \
-	-I${srctree}/arch/${ARCH}/boot/dts         \
 	-I${srctree}/scripts/dtc/include-prefixes  \
-	-I${srctree}/drivers/of/testcase-data      \
 	-undef -D__DTS__"
 
-dtc_flags="\
-	-i ${srctree}/arch/${ARCH}/boot/dts/ \
-	-i ${srctree}/kernel/dts             \
-	${dtx_path_1_dtc_include}            \
-	${dtx_path_2_dtc_include}"
-
-DTC="${DTC} ${dtc_flags} -O dts -qq -f ${dtc_sort} -o -"
+DTC="\
+	${DTC}                                     \
+	-i ${srctree}/scripts/dtc/include-prefixes \
+	-O dts -qq -f ${dtc_sort} -o -"
 
 
 # -----  do the diff or decompile
···
 if (( ${cmd_diff} )) ; then
 
 	diff ${diff_flags} --label "${dtx_file_1}" --label "${dtx_file_2}" \
-		<(compile_to_dts "${dtx_file_1}") \
-		<(compile_to_dts "${dtx_file_2}")
+		<(compile_to_dts "${dtx_file_1}" "${dtx_path_1_dtc_include}") \
+		<(compile_to_dts "${dtx_file_2}" "${dtx_path_2_dtc_include}")
 
 else
 
-	compile_to_dts "${dtx_file_1}"
+	compile_to_dts "${dtx_file_1}" "${dtx_path_1_dtc_include}"
 
 fi