arm64: dts: rockchip: Add DTS for FriendlyARM NanoPi R2S Plus

The R2S Plus is basically an R2S with additional eMMC.

The eMMC configuration for the DTS has been extracted and copied from
rk3328-nanopi-r2.dts, v2017.09 branch from the friendlyarm/uboot-rockchip
repository.

Signed-off-by: Sergey Bostandzhyan <jin@mediatomb.cc>
Link: https://lore.kernel.org/r/20240814170048.23816-2-jin@mediatomb.cc
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
[ upstream commit: b8c02878292200ebb5b4a8cfc9dbf227327908bd ]

(cherry picked from commit c9bf98827964441f4dd16faa45bd4046f472e693)
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

diff --git a/dts/upstream/src/arm64/rockchip/rk3328-nanopi-r2s-plus.dts b/dts/upstream/src/arm64/rockchip/rk3328-nanopi-r2s-plus.dts
new file mode 100644 (file)
index 0000000..cb81ba3
--- /dev/null
+++ b/dts/upstream/src/arm64/rockchip/rk3328-nanopi-r2s-plus.dts
@@ -0,0 +1,32 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * (C) Copyright 2018 FriendlyElec Computer Tech. Co., Ltd.
+ * (http://www.friendlyarm.com)
+ *
+ * (C) Copyright 2016 Rockchip Electronics Co., Ltd
+ */
+
+/dts-v1/;
+#include "rk3328-nanopi-r2s.dts"
+
+/ {
+       compatible = "friendlyarm,nanopi-r2s-plus", "rockchip,rk3328";
+       model = "FriendlyElec NanoPi R2S Plus";
+
+       aliases {
+               mmc1 = &emmc;
+       };
+};
+
+&emmc {
+       bus-width = <8>;
+       cap-mmc-highspeed;
+       disable-wp;
+       mmc-hs200-1_8v;
+       non-removable;
+       num-slots = <1>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
+       supports-emmc;
+       status = "okay";
+};