[PATCH] arm: dts: r7s72100: Add support for GR-Peach

From: Jacopo Mondi
Date: Tue May 23 2017 - 15:22:10 EST


Add device tree source for Renesas GR-Peach board.
GR-Peach is an RZ/A1H based board with 10MB of on-chip SRAM and 8MB
QSPI flash storage.
Add support for the board, and create a 2MB partition to use as rootfs.

Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>
---

v1->v2
- s/grpeach/gr-peach/g
- Use correct part number in bindings documentation (X28A-M01-E/F)
- Geert's comment on v1 addressed

Documentation/devicetree/bindings/arm/shmobile.txt | 2 +
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/r7s72100-gr-peach.dts | 66 ++++++++++++++++++++++
3 files changed, 69 insertions(+)
create mode 100644 arch/arm/boot/dts/r7s72100-gr-peach.dts

diff --git a/Documentation/devicetree/bindings/arm/shmobile.txt b/Documentation/devicetree/bindings/arm/shmobile.txt
index c950263..b7ab3bd 100644
--- a/Documentation/devicetree/bindings/arm/shmobile.txt
+++ b/Documentation/devicetree/bindings/arm/shmobile.txt
@@ -51,6 +51,8 @@ Boards:
compatible = "renesas,bockw", "renesas,r8a7778"
- Genmai (RTK772100BC00000BR)
compatible = "renesas,genmai", "renesas,r7s72100"
+ - GR-Peach (X28A-M01-E/F)
+ compatible = "renesas,gr-peach", "renesas,r7s72100"
- Gose (RTP0RC7793SEB00010S)
compatible = "renesas,gose", "renesas,r8a7793"
- H3ULCB (R-Car Starter Kit Premier, RTP0RC7795SKB00010S)
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 0118084..10cd690 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -716,6 +716,7 @@ dtb-$(CONFIG_ARCH_S5PV210) += \
dtb-$(CONFIG_ARCH_SHMOBILE_MULTI) += \
emev2-kzm9d.dtb \
r7s72100-genmai.dtb \
+ r7s72100-gr-peach.dtb \
r7s72100-rskrza1.dtb \
r8a73a4-ape6evm.dtb \
r8a7740-armadillo800eva.dtb \
diff --git a/arch/arm/boot/dts/r7s72100-gr-peach.dts b/arch/arm/boot/dts/r7s72100-gr-peach.dts
new file mode 100644
index 0000000..a1b2aef9
--- /dev/null
+++ b/arch/arm/boot/dts/r7s72100-gr-peach.dts
@@ -0,0 +1,66 @@
+/*
+ * Device Tree Source for the GR-Peach board
+ *
+ * Copyright (C) 2017 Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>
+ * Copyright (C) 2016 Renesas Electronics
+ *
+ * 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 "r7s72100.dtsi"
+
+/ {
+ model = "GR-Peach";
+ compatible = "renesas,gr-peach", "renesas,r7s72100";
+
+ aliases {
+ serial0 = &scif2;
+ };
+
+ chosen {
+ bootargs = "ignore_loglevel rw root=/dev/mtdblock0";
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@20000000 {
+ device_type = "memory";
+ reg = <0x20000000 0x00a00000>;
+
+ };
+
+ lbsc {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+
+ flash@18000000 {
+ compatible = "mtd-rom";
+ probe-type = "map_rom";
+ reg = <0x18000000 0x00800000>;
+ bank-width = <4>;
+ device-width = <1>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ rootfs@600000 {
+ label = "rootfs";
+ reg = <0x00600000 0x00200000>;
+ };
+ };
+};
+
+&extal_clk {
+ clock-frequency = <13333000>;
+};
+
+&usb_x1_clk {
+ clock-frequency = <48000000>;
+};
+
+&scif2 {
+ status = "okay";
+};
--
2.7.4