[src/trunk]: src/sys/arch/arm/dts Cherry pick a few changes from the armbian ...

[bad <bad%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/05ce7ae732b7
branches:  trunk
changeset: 460124:05ce7ae732b7
user:      bad <bad%NetBSD.org@localhost>
date:      Tue Oct 08 23:00:36 2019 +0000

description:
Cherry pick a few changes from the armbian u-boot patch.

Makes my NanoPi R1 boot reliably.
>From https://github.com/armbian/build/blob/master/patch/u-boot/u-boot-sunxi/add-nano+pi-r1-and-duo2.patch

diffstat:

 sys/arch/arm/dts/sun8i-h3-nanopi-r1.dts |  17 ++++++++++++++++-
 1 files changed, 16 insertions(+), 1 deletions(-)

diffs (45 lines):

diff -r f4b19b75879b -r 05ce7ae732b7 sys/arch/arm/dts/sun8i-h3-nanopi-r1.dts
--- a/sys/arch/arm/dts/sun8i-h3-nanopi-r1.dts   Tue Oct 08 22:55:58 2019 +0000
+++ b/sys/arch/arm/dts/sun8i-h3-nanopi-r1.dts   Tue Oct 08 23:00:36 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: sun8i-h3-nanopi-r1.dts,v 1.1 2019/10/08 22:55:58 bad Exp $ */
+/* $NetBSD: sun8i-h3-nanopi-r1.dts,v 1.2 2019/10/08 23:00:36 bad Exp $ */
 
 /*
  * Copyright (C) 2019 Igor Pecovnik <igor%armbian.com@localhost>
@@ -63,6 +63,7 @@
 
        reg_gmac_3v3: gmac-3v3 {
                compatible = "regulator-fixed";
+               pinctrl-names = "default";
                regulator-name = "gmac-3v3";
                regulator-min-microvolt = <3300000>;
                regulator-max-microvolt = <3300000>;
@@ -129,6 +130,15 @@
        };
 };
 
+#if 0 /* XXX u-boot dts for NanoPi R1 has this but not needed? */
+&pio {
+       gmac_power_pin_nanopi: gmac_power_pin@0 {
+               pins = "PD6";
+               function = "gpio_out";
+       };
+};
+#endif
+
 &emac {
        pinctrl-names = "default";
        pinctrl-0 = <&emac_rgmii_pins>;
@@ -170,6 +180,11 @@
        vqmmc-supply = <&reg_vcc3v3>;
        bus-width = <8>;
        non-removable;
+       cap-mmc-hw-reset;
+       status = "okay";
+};
+
+&ehci0 {
        status = "okay";
 };