This patch adds the device-tree definitions for Meraki MR24
Accesspoint devices.
Ready to go images and install instruction can be found @OpenWrt.
Signed-off-By: Chris Blake <chrisrblake93@xxxxxxxxx>
Signed-off-by: Christian Lamparter <chunkeey@xxxxxxxxx>
---
arch/powerpc/boot/dts/meraki-mr24.dts | 237 +++++++++++++++++++++
arch/powerpc/platforms/44x/ppc44x_simple.c | 1 +
2 files changed, 238 insertions(+)
create mode 100644 arch/powerpc/boot/dts/meraki-mr24.dts
diff --git a/arch/powerpc/boot/dts/meraki-mr24.dts b/arch/powerpc/boot/dts/meraki-mr24.dts
new file mode 100644
index 000000000000..945e3e6b2585
--- /dev/null
+++ b/arch/powerpc/boot/dts/meraki-mr24.dts
@@ -0,0 +1,237 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Device Tree Source for Meraki MR24 (Ikarem)
+ *
+ * Copyright (C) 2016 Chris Blake <chrisrblake93@xxxxxxxxx>
+ *
+ * Based on Cisco Meraki GPL Release r23-20150601 MR24 DTS
+ */
+
+/dts-v1/;
+
+#include "apm82181.dtsi"
+
+/ {
+ model = "Meraki MR24 Access Point";
+ compatible = "meraki,mr24";
+
+ aliases {
+ serial0 = &UART1;
+ led-boot = &status;
+ led-failsafe = &failsafe;
+ led-running = &status;
+ led-upgrade = &status;
+ };
+
+ chosen {
+ stdout-path = "/plb/opb/serial@ef600400";
+ };
+};
+
+
+&CRYPTO {
+ status = "okay";
+};
+
+&PKA {
+ status = "okay";
+};
+
+&TRNG {
+ status = "okay";
+};
+
+&EBC0 {
+ /* Ikarem has 32MB of NAND */
+ ndfc@1,0 {
+ status = "okay";
+ /* 32 MiB NAND Flash */
+ nand {
+ partition@0 {
+ label = "u-boot";
+ reg = <0x00000000 0x00150000>;
+ read-only;
+ };
+
+ partition@150000 {
+ /*
+ * The u-boot environment size is one NAND
+ * block (16KiB). u-boot allocates four NAND
+ * blocks (64KiB) in order to have spares
+ * around for bad block management
+ */
+ label = "u-boot-env";
+ reg = <0x00150000 0x00010000>;
+ read-only;
+ };
+
+ partition@160000 {
+ /*
+ * redundant u-boot environment.
+ * has to be kept it in sync with the
+ * data in "u-boot-env".
+ */
+ label = "u-boot-env-redundant";
+ reg = <0x00160000 0x00010000>;
+ read-only;
+ };
+
+ partition@170000 {
+ label = "oops";
+ reg = <0x00170000 0x00010000>;
+ };
+
+ partition@180000 {
+ label = "ubi";
+ reg = <0x00180000 0x01e80000>;
+ };
+ };
+ };
+};
+
+&UART1 {
+ status = "okay";
+};
+
+&GPIO0 {
+ status = "okay";
+};
+
+&IIC0 {
+ status = "okay";
+ /* Boot ROM is at 0x52-0x53, do not touch */
+ /* Unknown chip at 0x6e, not sure what it is */
+};
+
+&EMAC0 {
+ status = "okay";
+
+ phy-mode = "rgmii-id";
+ phy-map = <0x2>;
+ phy-address = <0x1>;
+ phy-handle = <&phy>;
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ phy: phy@1 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <1>;
+ };
+ };
+};
+
+&POB0 {
+ leds {
+ compatible = "gpio-leds";
+
+ status: power-green {
+ label = "mr24:green:power";
+ gpios = <&GPIO0 18 GPIO_ACTIVE_LOW>;
+ };
+
+ failsafe: power-orange {
+ label = "mr24:orange:power";
+ gpios = <&GPIO0 19 GPIO_ACTIVE_LOW>;
+ };
+
+ lan {
+ label = "mr24:green:wan";
+ gpios = <&GPIO0 17 GPIO_ACTIVE_LOW>;
+ };
+
+ ssi-0 {
+ label = "mr24:green:wifi1";
+ gpios = <&GPIO0 23 GPIO_ACTIVE_LOW>;
+ };
+
+ ssi-1 {
+ label = "mr24:green:wifi2";
+ gpios = <&GPIO0 22 GPIO_ACTIVE_LOW>;
+ };
+
+ ssi-2 {
+ label = "mr24:green:wifi3";
+ gpios = <&GPIO0 21 GPIO_ACTIVE_LOW>;
+ };
+
+ ssi-3 {
+ label = "mr24:green:wifi4";
+ gpios = <&GPIO0 20 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ keys {
+ compatible = "gpio-keys";
+
+ reset {
+ /* Label as per Meraki's "MR24 Installation Guide" */
+ label = "Factory Reset Button";
+ linux,code = <KEY_RESTART>;
+ interrupt-parent = <&UIC1>;
+ interrupts = <0x15 IRQ_TYPE_EDGE_FALLING>;
+ gpios = <&GPIO0 16 GPIO_ACTIVE_LOW>;
+ debounce-interval = <60>;
+ };
+ };
+};
+
+&PCIE0 {
+ status = "okay";
+ /*
+ * relevant lspci topology:
+ *
+ * -+-[0000:40]---00.0-[41-7f]----00.0-[42-45]--+-02.0-[43]----00.0
+ * +-03.0-[44]----00.0
+ *
+ */
+
+ bridge@64,0 {
+ reg = <0x00400000 0 0 0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+
+ bridge@65,0 {
+ /* IDT PES3T3 PCI Express Switch */
+ compatible = "pci111d,8039";
+ reg = <0x00410000 0 0 0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+
+ bridge@66,2 {
+ compatible = "pci111d,8039";
+ reg = <0x00421000 0 0 0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+
+ wifi0: wifi@67,0 {
+ /* Atheros AR9380 2.4GHz */
+ compatible = "pci168c,0030";
+ reg = <0x00430000 0 0 0 0>;
+ };
+ };
+
+ bridge@66,3 {
+ compatible = "pci111d,8039";
+ reg = <0x00421800 0 0 0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+
+ wifi1: wifi@68,0 {
+ /* Atheros AR9380 5GHz */
+ compatible = "pci168c,0030";
+ reg = <0x00440000 0 0 0 0>;
+ };
+ };
+ };
+ };
+};
+
+&MSI {
+ status = "okay";
+};
diff --git a/arch/powerpc/platforms/44x/ppc44x_simple.c b/arch/powerpc/platforms/44x/ppc44x_simple.c
index 1122702c804a..7d479928fd48 100644
--- a/arch/powerpc/platforms/44x/ppc44x_simple.c
+++ b/arch/powerpc/platforms/44x/ppc44x_simple.c
@@ -60,6 +60,7 @@ static char *board[] __initdata = {
"amcc,taishan",
"amcc,yosemite",
"mosaixtech,icon",
+ "meraki,mr24",
"wd,mybooklive",
};
--
2.28.0
