Merge tag 'davinci-for-v4.20/dt' of git://git.kernel.org/pub/scm/linu…

…x/kernel/git/nsekhar/linux-davinci into next/dt

DaVinci DT updates for v4.20
----------------------------
- A non-critical fix to reduce errors on A/DC on Lego Mindstorms EV3
- Support for GPIO expander on DA850 EVM

* tag 'davinci-for-v4.20/dt' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci:
  ARM: dts: da850-lego-ev3: slow down A/DC as much as possible
  ARM: dts: da850-evm: Enable tca6416 on baseboard

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/boot/dts/da850-evm.dts

@@ -221,6 +221,12 @@
 		gpio-controller;
 		#gpio-cells = <2>;
 	};
+	tca6416_bb: gpio@21 {
+		compatible = "ti,tca6416";
+		reg = <0x21>;
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
 };
 
 &wdt {

arch/arm/boot/dts/da850-lego-ev3.dts

@@ -352,7 +352,8 @@
 		compatible = "ti,ads7957";
 		reg = <3>;
 		#io-channel-cells = <1>;
-		spi-max-frequency = <10000000>;
+		spi-max-frequency = <1000000>;
+		ti,spi-wdelay = <63>;
 		vref-supply = <&adc_ref>;
 	};
 };