arm64: dts: renesas: Add Renesas Spider boards support

Initial support for the Renesas Spider CPU and BreakOut boards.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Tested-by: Takehito Nakamura <takehito.nakamura.nx@renesas.com>
Link: https://lore.kernel.org/r/20211201073308.1003945-14-yoshihiro.shimoda.uh@renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile
index d1c5c21..5bc8065 100644 (file)
--- a/arch/arm64/boot/dts/renesas/Makefile
+++ b/arch/arm64/boot/dts/renesas/Makefile
@@ -63,6 +63,8 @@ dtb-$(CONFIG_ARCH_R8A77995) += r8a77995-draak.dtb
 
 dtb-$(CONFIG_ARCH_R8A779A0) += r8a779a0-falcon.dtb
 
+dtb-$(CONFIG_ARCH_R8A779F0) += r8a779f0-spider.dtb
+
 dtb-$(CONFIG_ARCH_R8A77951) += r8a779m1-salvator-xs.dtb
 dtb-$(CONFIG_ARCH_R8A77951) += r8a779m1-ulcb.dtb
 dtb-$(CONFIG_ARCH_R8A77951) += r8a779m1-ulcb-kf.dtb

diff --git a/arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi b/arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi
new file mode 100644 (file)
index 0000000..1565865
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: (GPL-2.0 or MIT)
+/*
+ * Device Tree Source for the Spider CPU board
+ *
+ * Copyright (C) 2021 Renesas Electronics Corp.
+ */
+
+#include "r8a779f0.dtsi"
+
+/ {
+       model = "Renesas Spider CPU board";
+       compatible = "renesas,spider-cpu", "renesas,r8a779f0";
+
+       memory@48000000 {
+               device_type = "memory";
+               /* first 128MB is reserved for secure area. */
+               reg = <0x0 0x48000000 0x0 0x78000000>;
+       };
+
+       memory@480000000 {
+               device_type = "memory";
+               reg = <0x4 0x80000000 0x0 0x80000000>;
+       };
+};
+
+&extal_clk {
+       clock-frequency = <20000000>;
+};
+
+&extalr_clk {
+       clock-frequency = <32768>;
+};
+
+&scif3 {
+       status = "okay";
+};

diff --git a/arch/arm64/boot/dts/renesas/r8a779f0-spider.dts b/arch/arm64/boot/dts/renesas/r8a779f0-spider.dts
new file mode 100644 (file)
index 0000000..f286254
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/r8a779f0-spider.dts
@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: (GPL-2.0 or MIT)
+/*
+ * Device Tree Source for the Spider CPU and BreakOut boards
+ *
+ * Copyright (C) 2021 Renesas Electronics Corp.
+ */
+
+/dts-v1/;
+#include "r8a779f0-spider-cpu.dtsi"
+
+/ {
+       model = "Renesas Spider CPU and Breakout boards based on r8a779f0";
+       compatible = "renesas,spider-breakout", "renesas,spider-cpu", "renesas,r8a779f0";
+
+       aliases {
+               serial0 = &scif3;
+       };
+
+       chosen {
+               stdout-path = "serial0:115200n8";
+       };
+};