arm64: dts: juno: add dedicated FPGA syscon compatible

Each syscon node must come with a dedicated/specific compatible, which
is also reported by dtbs_check:

  juno.dtb: apbregs@10000: compatible: ['syscon', 'simple-mfd'] is too short

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240518203903.119608-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>

diff --git a/arch/arm64/boot/dts/arm/juno-motherboard.dtsi b/arch/arm64/boot/dts/arm/juno-motherboard.dtsi
index be42932f7e21e505310ce700d87f9fe55953ea4d..6ca73f41408d4df4f13710e0dde0566fa71748ec 100644 (file)
--- a/arch/arm64/boot/dts/arm/juno-motherboard.dtsi
+++ b/arch/arm64/boot/dts/arm/juno-motherboard.dtsi
@@ -158,7 +158,8 @@
                                };
 
                                apbregs@10000 {
-                                       compatible = "syscon", "simple-mfd";
+                                       compatible = "arm,juno-fpga-apb-regs",
+                                                    "syscon", "simple-mfd";
                                        reg = <0x010000 0x1000>;
                                        ranges = <0x0 0x10000 0x1000>;
                                        #address-cells = <1>;