--- bcm283x.dtsi        2018-06-03 23:15:21.000000000 +0200
+++ bcm283x_new.dtsi    2018-08-17 10:03:05.457380253 +0200
@@ -226,6 +226,15 @@
                                brcm,pull = <BCM2835_PUD_OFF>;
                        };

+                       spi0_pins: spi0_pins {
+                               brcm,pins = <9 10 11>;
+                               brcm,function = <4>; /* alt0 */
+                       };
+                       spi0_cs_pins: spi0_cs_pins {
+                               brcm,pins = <8 7>;
+                               brcm,function = <1>; /* output */
+                       };
+
                        i2c0_gpio0: i2c0_gpio0 {
                                brcm,pins = <0 1>;
                                brcm,function = <BCM2835_FSEL_ALT0>;