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Message-Id: <1495532834-25670-1-git-send-email-jacopo+renesas@jmondi.org>
Date: Tue, 23 May 2017 11:47:14 +0200
From: Jacopo Mondi <jacopo+renesas@...ndi.org>
To: geert+renesas@...der.be, robh+dt@...nel.org, mark.rutland@....com,
linux@...linux.org.uk
Cc: linux-renesas-soc@...r.kernel.org, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] arm: dts: r7s72100: Add support for GR-Peach
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@...ndi.org>
---
Documentation/devicetree/bindings/arm/shmobile.txt | 2 +
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/r7s72100-grpeach.dts | 65 ++++++++++++++++++++++
3 files changed, 68 insertions(+)
create mode 100644 arch/arm/boot/dts/r7s72100-grpeach.dts
diff --git a/Documentation/devicetree/bindings/arm/shmobile.txt b/Documentation/devicetree/bindings/arm/shmobile.txt
index c950263..1199e48 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 (RTK772100BC00000BR)
+ compatible = "renesas,grpeach", "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..b238a3a 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-grpeach.dtb \
r7s72100-rskrza1.dtb \
r8a73a4-ape6evm.dtb \
r8a7740-armadillo800eva.dtb \
diff --git a/arch/arm/boot/dts/r7s72100-grpeach.dts b/arch/arm/boot/dts/r7s72100-grpeach.dts
new file mode 100644
index 0000000..5edd0a5
--- /dev/null
+++ b/arch/arm/boot/dts/r7s72100-grpeach.dts
@@ -0,0 +1,65 @@
+/*
+ * Device Tree Source for the GRPEACH board
+ *
+ * Copyright (C) 2017 Jacopo Mondi <jacopo+renesas@...ndi.org>
+ * 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 = "GRPEACH";
+ compatible = "renesas,grpeach", "renesas,r7s72100";
+
+ aliases {
+ serial2 = &scif2;
+ };
+
+ chosen {
+ bootargs = "console=ttySC2,115200 ignore_loglevel rw root=/dev/mtdblock0";
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x20000000 0x00A00000>; /* 10Mb @ 0x20000000 */
+
+ };
+
+ lbsc {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+
+ qspi@...00000 {
+ compatible = "mtd-rom";
+ probe-type = "map_rom";
+ reg = <0x18000000 0x00800000>; /* 8 MB*/
+ bank-width = <4>;
+ device-width = <1>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ rootfs@...00000 {
+ label = "rootfs";
+ reg = <0x00600000 0x00200000>; /* 2MB @ 0x18600000 */
+ };
+ };
+};
+
+&extal_clk {
+ clock-frequency = <13330000>;
+};
+
+&usb_x1_clk {
+ clock-frequency = <48000000>;
+};
+
+&scif2 {
+ status = "okay";
+};
--
2.7.4
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