Hello!
On 9/21/2017 4:18 PM, Geert Uytterhoeven wrote:
Add the initial device tree for the R8A77970 SoC based Eagle board.
The board has 1 debug serial port (SCIF0); include support for it,
so that the serial console can work.
Based on the original (and large) patch by Vladimir Barinov
<vladimir.barinov@xxxxxxxxxxxxxxxxxx>.
Signed-off-by: Vladimir Barinov <vladimir.barinov@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
--- /dev/null
+++ renesas/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
@@ -0,0 +1,45 @@
+/*
+ * Device Tree Source for the Eagle board
+ *
+ * Copyright (C) 2016-2017 Renesas Electronics Corp.
+ * Copyright (C) 2017 Cogent Embedded, Inc.
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+/dts-v1/;
+#include "r8a77970.dtsi"
+
+/ {
+ model = "Renesas Eagle board based on r8a77970";
+ compatible = "renesas,eagle", "renesas,r8a77970";
+
+ aliases {
+ serial0 = &scif0;
+ };
+
+ chosen {
+ bootargs = "ignore_loglevel";
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@48000000 {
+ device_type = "memory";
+ /* first 128MB is reserved for secure area. */
+ reg = <0x0 0x48000000 0x0 0x38000000>;
+ };
+};
+
+&extal_clk {
+ clock-frequency = <16666666>;
Nitpicking: the schematics say 16.6666 MHz
At 100 ppm accuracy that's the same, though.
So, you still want me to change this freq?
Gr{oetje,eeting}s,
Geert
MBR, Sergei
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