Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

[sfrench/cifs-2.6.git] / arch / arm64 / boot / dts / microchip / sparx5_nand.dtsi

diff --git a/arch/arm64/boot/dts/microchip/sparx5_nand.dtsi b/arch/arm64/boot/dts/microchip/sparx5_nand.dtsi
new file mode 100644 (file)
index 0000000..03f107e
--- /dev/null
+++ b/arch/arm64/boot/dts/microchip/sparx5_nand.dtsi
@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 Microchip Technology Inc. and its subsidiaries.
+ */
+
+&gpio {
+       cs14_pins: cs14-pins {
+               pins = "GPIO_44";
+               function = "si";
+       };
+};
+
+&spi0 {
+       pinctrl-0 = <&si2_pins>;
+       pinctrl-names = "default";
+       spi@e {
+               compatible = "spi-mux";
+               mux-controls = <&mux>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               reg = <14>; /* CS14 */
+               spi-flash@6 {
+                       compatible = "spi-nand";
+                       pinctrl-0 = <&cs14_pins>;
+                       pinctrl-names = "default";
+                       reg = <0x6>; /* SPI2 */
+                       spi-max-frequency = <42000000>;
+                       rx-sample-delay-ns = <7>;  /* Tune for speed */
+               };
+       };
+};