On Fri, Aug 19, 2016 at 12:53 PM, Jonas Gorski [off-list ref] wrote:

Add binding documentation for the pincontrol core found in BCM6348 SoCs.

Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>

(...)

+pinctrl: pin-controller@fffe0080 {
+       compatible = "brcm,bcm6348-pinctrl";
+       reg = <0xfffe0080 0x8>,
+             <0xfffe0088 0x8>,
+             <0xfffe0098 0x4>;
+       reg-names = "dirout", "dat", "mode";
+
+       gpio-controller;
+       #gpio-cells = <2>;
+};

So I would prefer if you create a syscon with two
children: the pin controller and the GPIO(s) as
separate devices using "syscon", "mfd-simple" as
compatible on the top node.

Yours,
Linus Walleij