board: rockchip: Add Pine64 Quartz64-B Board

The Pine64 Quartz64 Model B is a credit-card sized single-board
computer based on the Rockchip RK3566 SoC. The board features an M.2
PCIe slot, USB3, USB2, eMMC, SD, ethernet, HDMI, analog audio out, a
40 pin GPIO header and a DSI and CSI port, as well as on-board Wi-Fi.

Features tested on a Quartz64-B 4GB v1.4 2022-06-06:
- SD-card boot
- eMMC boot
- SPI Flash boot
- PCIe/NVMe
- USB host

Device tree is imported from linux v6.4.

Co-developed-by: Nicolas Frattaroli <frattaroli.nicolas@gmail.com>
Signed-off-by: Nicolas Frattaroli <frattaroli.nicolas@gmail.com>
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

1 files changed, 43 insertions, 0 deletions

diff --git a/arch/arm/dts/rk3566-quartz64-b-u-boot.dtsi b/arch/arm/dts/rk3566-quartz64-b-u-boot.dtsi
new file mode 100644
index 00000000000..3c2c54e9418
--- /dev/null
+++ b/arch/arm/dts/rk3566-quartz64-b-u-boot.dtsi
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+#include "rk356x-u-boot.dtsi"
+
+/ {
+	chosen {
+		stdout-path = &uart2;
+	};
+};
+
+&sdhci {
+	cap-mmc-highspeed;
+	mmc-ddr-1_8v;
+	pinctrl-names = "default";
+	pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_datastrobe>;
+};
+
+&sfc {
+	bootph-pre-ram;
+	u-boot,spl-sfc-no-dma;
+
+	flash@0 {
+		bootph-pre-ram;
+	};
+};
+
+&uart2 {
+	bootph-all;
+	clock-frequency = <24000000>;
+	status = "okay";
+};
+
+&usb_host0_xhci {
+	dr_mode = "host";
+};
+
+&vcc5v0_usb30_host {
+	/delete-property/ regulator-always-on;
+};
+
+&vcc5v0_usb_otg {
+	/delete-property/ regulator-always-on;
+};