dts: arm: socfpga: merge gen5 devicetrees from linux
Add -u-boot.dtsi files to keep the current U-Boot behaviour:
- add u-boot,dm-pre-reloc where required
- disable watchdog
- set uart clock frequency
- add gpio bank-name properties
where appropriate:
- make qspi work (add alias for spi0, fix compatible for flash)
- enable usb (status okay, add alias for udc0)
Adapt board dts files that are not in Linux to keep their old
behaviour.
Change licenses to SPDX.
(Patman warnings/errors are in 1:1 copied files from Linux)
Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
diff --git a/arch/arm/dts/socfpga_cyclone5_sockit-u-boot.dtsi b/arch/arm/dts/socfpga_cyclone5_sockit-u-boot.dtsi
new file mode 100644
index 0000000..648f1bd
--- /dev/null
+++ b/arch/arm/dts/socfpga_cyclone5_sockit-u-boot.dtsi
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * U-Boot additions
+ *
+ * Copyright (C) 2013 Steffen Trumtrar <s.trumtrar@pengutronix.de>
+ * Copyright (c) 2018 Simon Goldschmidt
+ */
+
+/{
+ aliases {
+ spi0 = "/soc/spi@ff705000";
+ udc0 = &usb1;
+ };
+
+ soc {
+ u-boot,dm-pre-reloc;
+ };
+};
+
+&watchdog0 {
+ status = "disabled";
+};
+
+&mmc {
+ u-boot,dm-pre-reloc;
+};
+
+&qspi {
+ u-boot,dm-pre-reloc;
+};
+
+&flash {
+ compatible = "n25q00", "spi-flash";
+ u-boot,dm-pre-reloc;
+};
+
+&uart0 {
+ clock-frequency = <100000000>;
+ u-boot,dm-pre-reloc;
+};
+
+&uart1 {
+ clock-frequency = <100000000>;
+};
+
+&porta {
+ bank-name = "porta";
+};
+
+&portb {
+ bank-name = "portb";
+};
+
+&portc {
+ bank-name = "portc";
+};