xilinx: versal-net: Add mini qspi configuration
Add support for Versal NET mini Quad SPI flash configuration. This runs
from onchip memory, so it has to be compact. Hence only Quad SPI
related settings are enabled.
Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@amd.com>
Link: https://lore.kernel.org/r/20230614121351.21521-2-ashok.reddy.soma@amd.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 07b26df..f9bc0a9 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -416,6 +416,7 @@
xilinx-versal-virt.dtb
dtb-$(CONFIG_ARCH_VERSAL_NET) += \
versal-net-mini.dtb \
+ versal-net-mini-qspi-single.dtb \
xilinx-versal-net-virt.dtb
dtb-$(CONFIG_ARCH_ZYNQMP_R5) += \
zynqmp-r5.dtb
diff --git a/arch/arm/dts/versal-net-mini-qspi-single.dts b/arch/arm/dts/versal-net-mini-qspi-single.dts
new file mode 100644
index 0000000..fec1b51
--- /dev/null
+++ b/arch/arm/dts/versal-net-mini-qspi-single.dts
@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Xilinx Versal NET QSPI single DTS
+ *
+ * (C) Copyright 2023, Advanced Micro Devices, Inc.
+ */
+
+#include "versal-net-mini-qspi.dtsi"
+
+/ {
+ model = "Xilinx Versal NET MINI QSPI SINGLE";
+};
+
+&flash0 {
+ spi-rx-bus-width = <4>;
+};
diff --git a/arch/arm/dts/versal-net-mini-qspi.dtsi b/arch/arm/dts/versal-net-mini-qspi.dtsi
new file mode 100644
index 0000000..097b58c
--- /dev/null
+++ b/arch/arm/dts/versal-net-mini-qspi.dtsi
@@ -0,0 +1,72 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * dts file for Xilinx Versal NET Mini QSPI Configuration
+ *
+ * (C) Copyright 2023, Advanced Micro Devices, Inc.
+ *
+ * Michal Simek <michal.simek@amd.com>
+ * Ashok Reddy Soma <ashok.reddy.soma@amd.com>
+ */
+
+/dts-v1/;
+
+/ {
+ compatible = "xlnx,versal-net-mini";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ model = "Xilinx Versal NET MINI QSPI";
+
+ aliases {
+ serial0 = &dcc;
+ spi0 = &qspi;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200";
+ };
+
+ memory@bbf00000 {
+ device_type = "memory";
+ reg = <0 0xbbf00000 0 0x100000>;
+ };
+
+ clk150: clk150 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <150000000>;
+ };
+
+ dcc: dcc {
+ compatible = "arm,dcc";
+ status = "okay";
+ bootph-all;
+ };
+
+ amba: amba {
+ bootph-all;
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ qspi: spi@f1030000 {
+ compatible = "xlnx,versal-qspi-1.0";
+ status = "okay";
+ clock-names = "ref_clk", "pclk";
+ num-cs = <1>;
+ reg = <0 0xf1030000 0 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clocks = <&clk150>, <&clk150>;
+
+ flash0: flash@0 {
+ compatible = "n25q512a", "micron,m25p80",
+ "jedec,spi-nor";
+ reg = <0>;
+ spi-tx-bus-width = <4>;
+ spi-rx-bus-width = <4>;
+ spi-max-frequency = <20000000>;
+ };
+ };
+ };
+};