ar71xx: Add support for the Meraki MR12 & MR16

This patch is to add support for the Meraki MR12 and MR16 Access Points.
Currently everything is working, minus the 2nd NIC interface on the MR12
which is built into the SoC.

Signed-off-by: Chris R Blake <chrisrblake93 at gmail.com>

SVN-Revision: 45726

target/linux/ar71xx/base-files/etc/diag.sh

@@ -112,6 +112,12 @@ get_status_led() {
 	mc-mac1200r)
 		status_led="mercury:green:system"
 		;;
+	mr12)
+		status_led="mr12:green:power"
+		;;
+	mr16)
+		status_led="mr16:green:power"
+		;;
 	mr600)
 		status_led="mr600:orange:power"
 		;;

target/linux/ar71xx/base-files/etc/uci-defaults/01_leds

@@ -178,6 +178,22 @@ mc-mac1200r)
 	ucidef_set_led_wlan "wlan5g" "WLAN5G" "mercury:green:wlan5g" "phy0tpt"
 	;;
 
+mr12)
+	ucidef_set_led_netdev "wan" "WAN" "mr12:green:wan" "eth0"
+	ucidef_set_led_wlan "wlan1" "WLAN1" "mr12:green:wifi1" "phy0assoc"
+	ucidef_set_led_wlan "wlan2" "WLAN2" "mr12:green:wifi2" "phy0assoc"
+	ucidef_set_led_wlan "wlan3" "WLAN3" "mr12:green:wifi3" "phy0assoc"
+	ucidef_set_led_wlan "wlan4" "WLAN4" "mr12:green:wifi4" "phy0tpt"
+	;;
+
+mr16)
+	ucidef_set_led_netdev "wan" "WAN" "mr16:green:wan" "eth0"
+	ucidef_set_led_wlan "wlan1" "WLAN1" "mr16:green:wifi1" "phy0assoc"
+	ucidef_set_led_wlan "wlan2" "WLAN2" "mr16:green:wifi2" "phy0assoc"
+	ucidef_set_led_wlan "wlan3" "WLAN3" "mr16:green:wifi3" "phy0assoc"
+	ucidef_set_led_wlan "wlan4" "WLAN4" "mr16:green:wifi4" "phy0tpt"
+	;;
+
 mr600)
 	ucidef_set_led_wlan "wlan58" "WLAN58" "mr600:green:wlan58" "phy0tpt"
 	;;

target/linux/ar71xx/base-files/etc/uci-defaults/03_network-switchX-migration

@@ -61,6 +61,8 @@ dir-615-c1|\
 dir-615-e1|\
 dir-615-e4|\
 ja76pf|\
+mr-12|\
+mr-16|\
 rb-750|\
 rb-751|\
 tew-632brp|\

target/linux/ar71xx/base-files/lib/ar71xx.sh

@@ -471,6 +471,12 @@ ar71xx_board_detect() {
 	*"MAC1200R")
 		name="mc-mac1200r"
 		;;
+	*MR12)
+		name="mr12"
+		;;
+	*MR16)
+		name="mr16"
+		;;
 	*MR600v2)
 		name="mr600v2"
 		;;

target/linux/ar71xx/base-files/lib/upgrade/platform.sh

@@ -184,6 +184,8 @@ platform_check_image() {
 	db120 | \
 	f9k1115v2 |\
 	hornet-ub | \
+	mr12 | \
+	mr16 | \
 	wpj558 | \
 	zcn-1523h-2 | \
 	zcn-1523h-5)

target/linux/ar71xx/config-3.18

@@ -68,6 +68,8 @@ CONFIG_ATH79_MACH_HORNET_UB=y
 CONFIG_ATH79_MACH_JA76PF=y
 CONFIG_ATH79_MACH_JWAP003=y
 CONFIG_ATH79_MACH_MC_MAC1200R=y
+CONFIG_ATH79_MACH_MR16=y
+CONFIG_ATH79_MACH_MR12=y
 CONFIG_ATH79_MACH_MR600=y
 CONFIG_ATH79_MACH_MR900=y
 CONFIG_ATH79_MACH_MYNET_N600=y

target/linux/ar71xx/files/arch/mips/ath79/mach-mr12.c

@@ -0,0 +1,115 @@
+/*
+ *  Cisco Meraki MR12 board support
+ *
+ *  Copyright (C) 2014-2015 Chris Blake <chrisrblake93@gmail.com>
+ *
+ *  Based on Atheros AP96 board support configuration
+ *
+ *  Copyright (C) 2009 Marco Porsch
+ *  Copyright (C) 2009-2012 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2010 Atheros Communications
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+
+#include <asm/mach-ath79/ath79.h>
+
+#include "dev-ap9x-pci.h"
+#include "dev-eth.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-m25p80.h"
+#include "machtypes.h"
+
+#define MR12_GPIO_LED_W4_GREEN		14
+#define MR12_GPIO_LED_W3_GREEN		13
+#define MR12_GPIO_LED_W2_GREEN		12
+#define MR12_GPIO_LED_W1_GREEN		11
+
+#define MR12_GPIO_LED_WAN		15
+
+#define MR12_GPIO_LED_POWER_ORANGE		16
+#define MR12_GPIO_LED_POWER_GREEN		17
+
+#define MR12_GPIO_BTN_RESET		8
+#define MR12_KEYS_POLL_INTERVAL		20	/* msecs */
+#define MR12_KEYS_DEBOUNCE_INTERVAL	(3 * MR12_KEYS_POLL_INTERVAL)
+
+#define MR12_WAN_PHYMASK    BIT(4)
+
+#define MR12_WMAC0_MAC_OFFSET           0x120c
+#define MR12_CALDATA0_OFFSET            0x1000
+
+static struct gpio_led MR12_leds_gpio[] __initdata = {
+	{
+		.name		= "mr12:green:wan",
+		.gpio		= MR12_GPIO_LED_WAN,
+		.active_low	= 1,
+	}, {
+		.name		= "mr12:orange:power",
+		.gpio		= MR12_GPIO_LED_POWER_ORANGE,
+		.active_low	= 1,
+	}, {
+		.name		= "mr12:green:power",
+		.gpio		= MR12_GPIO_LED_POWER_GREEN,
+		.active_low	= 1,
+	}, {
+		.name		= "mr12:green:wifi4",
+		.gpio		= MR12_GPIO_LED_W4_GREEN,
+		.active_low	= 1,
+	}, {
+		.name		= "mr12:green:wifi3",
+		.gpio		= MR12_GPIO_LED_W3_GREEN,
+		.active_low	= 1,
+	}, {
+		.name		= "mr12:green:wifi2",
+		.gpio		= MR12_GPIO_LED_W2_GREEN,
+		.active_low	= 1,
+	}, {
+		.name		= "mr12:green:wifi1",
+		.gpio		= MR12_GPIO_LED_W1_GREEN,
+		.active_low	= 1,
+	}
+};
+
+static struct gpio_keys_button MR12_gpio_keys[] __initdata = {
+	{
+		.desc		= "reset",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = MR12_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= MR12_GPIO_BTN_RESET,
+		.active_low	= 1,
+	}
+};
+
+static void __init MR12_setup(void)
+{
+	u8 *mac = (u8 *) KSEG1ADDR(0xbfff0000);
+	
+	ath79_register_mdio(0,0x0);
+
+	ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
+	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+	ath79_eth0_data.phy_mask = MR12_WAN_PHYMASK;
+	ath79_register_eth(0);
+
+	ath79_register_m25p80(NULL);
+
+	ath79_register_leds_gpio(-1, ARRAY_SIZE(MR12_leds_gpio),
+					MR12_leds_gpio);
+	ath79_register_gpio_keys_polled(-1, MR12_KEYS_POLL_INTERVAL,
+					ARRAY_SIZE(MR12_gpio_keys),
+					MR12_gpio_keys);
+
+	ap91_pci_init(mac + MR12_CALDATA0_OFFSET,
+				mac + MR12_WMAC0_MAC_OFFSET);
+
+}
+
+MIPS_MACHINE(ATH79_MACH_MR12, "MR12", "Meraki MR12", MR12_setup);

target/linux/ar71xx/files/arch/mips/ath79/mach-mr16.c

@@ -0,0 +1,118 @@
+/*
+ *  Cisco Meraki MR16 board support
+ *
+ *  Copyright (C) 2015 Chris Blake <chrisrblake93@gmail.com>
+ *
+ *  Based on Atheros AP96 board support configuration
+ *
+ *  Copyright (C) 2009 Marco Porsch
+ *  Copyright (C) 2009-2012 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2010 Atheros Communications
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+
+#include <asm/mach-ath79/ath79.h>
+
+#include "dev-ap9x-pci.h"
+#include "dev-eth.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-m25p80.h"
+#include "machtypes.h"
+
+#define MR16_GPIO_LED_W4_GREEN		3
+#define MR16_GPIO_LED_W3_GREEN		2
+#define MR16_GPIO_LED_W2_GREEN		1
+#define MR16_GPIO_LED_W1_GREEN		0
+
+#define MR16_GPIO_LED_WAN		4
+
+#define MR16_GPIO_LED_POWER_ORANGE		5
+#define MR16_GPIO_LED_POWER_GREEN		6
+
+#define MR16_GPIO_BTN_RESET		7
+#define MR16_KEYS_POLL_INTERVAL		20	/* msecs */
+#define MR16_KEYS_DEBOUNCE_INTERVAL	(3 * MR16_KEYS_POLL_INTERVAL)
+
+#define MR16_WAN_PHYMASK    BIT(0)
+
+#define MR16_WMAC0_MAC_OFFSET		0x120c
+#define MR16_WMAC1_MAC_OFFSET		0x520c
+#define MR16_CALDATA0_OFFSET		0x1000
+#define MR16_CALDATA1_OFFSET		0x5000
+
+static struct gpio_led MR16_leds_gpio[] __initdata = {
+	{
+		.name		= "mr16:green:wan",
+		.gpio		= MR16_GPIO_LED_WAN,
+		.active_low	= 1,
+	}, {
+		.name		= "mr16:orange:power",
+		.gpio		= MR16_GPIO_LED_POWER_ORANGE,
+		.active_low	= 1,
+	}, {
+		.name		= "mr16:green:power",
+		.gpio		= MR16_GPIO_LED_POWER_GREEN,
+		.active_low	= 1,
+	}, {
+		.name		= "mr16:green:wifi4",
+		.gpio		= MR16_GPIO_LED_W4_GREEN,
+		.active_low	= 1,
+	}, {
+		.name		= "mr16:green:wifi3",
+		.gpio		= MR16_GPIO_LED_W3_GREEN,
+		.active_low	= 1,
+	}, {
+		.name		= "mr16:green:wifi2",
+		.gpio		= MR16_GPIO_LED_W2_GREEN,
+		.active_low	= 1,
+	}, {
+		.name		= "mr16:green:wifi1",
+		.gpio		= MR16_GPIO_LED_W1_GREEN,
+		.active_low	= 1,
+	}
+};
+
+static struct gpio_keys_button MR16_gpio_keys[] __initdata = {
+	{
+		.desc		= "reset",
+		.type		= EV_KEY,
+		.code		= KEY_RESTART,
+		.debounce_interval = MR16_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= MR16_GPIO_BTN_RESET,
+		.active_low	= 1,
+	}
+};
+
+static void __init MR16_setup(void)
+{
+	u8 *mac = (u8 *) KSEG1ADDR(0xbfff0000);
+	
+	ath79_register_mdio(0,0x0);
+
+	ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
+	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+	ath79_eth0_data.phy_mask = MR16_WAN_PHYMASK;
+	ath79_register_eth(0);
+
+	ath79_register_m25p80(NULL);
+
+	ath79_register_leds_gpio(-1, ARRAY_SIZE(MR16_leds_gpio),
+					MR16_leds_gpio);
+	ath79_register_gpio_keys_polled(-1, MR16_KEYS_POLL_INTERVAL,
+					ARRAY_SIZE(MR16_gpio_keys),
+					MR16_gpio_keys);
+
+	ap94_pci_init(mac + MR16_CALDATA0_OFFSET,
+		    mac + MR16_WMAC0_MAC_OFFSET,
+		    mac + MR16_CALDATA1_OFFSET,
+		    mac + MR16_WMAC1_MAC_OFFSET);
+}
+
+MIPS_MACHINE(ATH79_MACH_MR16, "MR16", "Meraki MR16", MR16_setup);

target/linux/ar71xx/generic/profiles/meraki.mk

@@ -0,0 +1,27 @@
+#
+# Copyright (C) 2014-2015 Chris Blake (chrisrblake93@gmail.com)
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+define Profile/MR12
+	NAME:=Meraki MR12
+	PACKAGES:=kmod-spi-gpio kmod-ath9k
+endef
+
+define Profile/MR12/description
+	Package set optimized for the Cisco Meraki MR12 Access Point.
+endef
+
+define Profile/MR16
+	NAME:=Meraki MR16
+	PACKAGES:=kmod-spi-gpio kmod-ath9k
+endef
+
+define Profile/MR16/description
+	Package set optimized for the Cisco Meraki MR16 Access Point.
+endef
+
+$(eval $(call Profile,MR12))
+$(eval $(call Profile,MR16))

target/linux/ar71xx/image/Makefile

@@ -899,6 +899,8 @@ dlrtdev_mtdlayout=mtdparts=spi0.0:256k(uboot)ro,64k(config)ro,6208k(firmware),64
 dlrtdev_mtdlayout_fat=mtdparts=spi0.0:256k(uboot)ro,64k(config)ro,7168k(firmware),640k(certs),64k(caldata)ro,64k@0x660000(caldata_orig),6208k@0x50000(firmware_orig)
 dragino2_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,16000k(firmware),64k(config)ro,64k(art)ro
 hiwifi_hc6361_mtdlayout=mtdparts=spi0.0:64k(u-boot)ro,64k(bdinfo)ro,1280k(kernel),14848k(rootfs),64k(backup)ro,64k(art)ro,16128k@0x20000(firmware)
+mr12_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,256k(u-boot-env)ro,13440k(rootfs),2304k(kernel),128k(art)ro,15744k@0x80000(firmware)
+mr16_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,256k(u-boot-env)ro,13440k(rootfs),2304k(kernel),128k(art)ro,15744k@0x80000(firmware)
 pb92_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env)ro,2752k(rootfs),896k(kernel),64k(nvram),64k(art)ro,3648k@0x50000(firmware)
 planex_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env)ro,7744k(firmware),128k(art)ro
 ubntxm_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env)ro,7552k(firmware),256k(cfg)ro,64k(EEPROM)ro
@@ -1776,6 +1778,8 @@ $(eval $(call SingleProfile,AthLzma,64k,EWDORINAP,ew-dorin,EW-DORIN,ttyATH0,1152
 $(eval $(call SingleProfile,AthLzma,64k,EWDORINRT,ew-dorin-router,EW-DORIN-ROUTER,ttyATH0,115200,$$(ew-dorin_mtdlayout_4M),KRuImage,65536))
 $(eval $(call SingleProfile,AthLzma,64k,EWDORIN16M,ew-dorin-16M,EW-DORIN,ttyATH0,115200,$$(ew-dorin_mtdlayout_16M),KRuImage,65536))
 $(eval $(call SingleProfile,AthLzma,64k,HORNETUBx2,hornet-ub-x2,HORNET-UB,ttyATH0,115200,$$(alfa_mtdlayout_16M),KRuImage,65536))
+$(eval $(call SingleProfile,AthLzma,64k,MR12,mr12,MR12,ttyS0,115200,$$(mr12_mtdlayout),RKuImage))
+$(eval $(call SingleProfile,AthLzma,64k,MR16,mr16,MR16,ttyS0,115200,$$(mr16_mtdlayout),RKuImage))
 $(eval $(call SingleProfile,AthLzma,64k,PB92,pb92,PB92,ttyS0,115200,$$(pb92_mtdlayout),KRuImage))
 $(eval $(call SingleProfile,AthLzma,64k,TUBE2H16M,tube2h-16M,TUBE2H,ttyATH0,115200,$$(alfa_mtdlayout_16M),KRuImage,65536))
 $(eval $(call SingleProfile,AthLzma,64k,WLR8100,wlr8100,WLR8100,ttyS0,115200,$$(wlr8100_mtdlayout),KRuImage))

target/linux/ar71xx/patches-3.18/738-MIPS-ath79-add-meraki-mr12-mr16-support.patch

@@ -0,0 +1,51 @@
+--- a/arch/mips/ath79/Kconfig
++++ b/arch/mips/ath79/Kconfig
+@@ -687,6 +687,26 @@ config ATH79_MACH_OM5P
+ 	select ATH79_DEV_M25P80
+ 	select ATH79_DEV_WMAC
+ 
++config ATH79_MACH_MR12
++	bool "Meraki MR12 board support"
++	select SOC_AR724X
++	select ATH79_DEV_AP9X_PCI if PCI
++	select ATH79_DEV_ETH
++	select ATH79_DEV_GPIO_BUTTONS
++	select ATH79_DEV_LEDS_GPIO
++	select ATH79_DEV_M25P80
++	select ATH79_DEV_WMAC
++
++config ATH79_MACH_MR16
++	bool "Meraki MR16 board support"
++	select SOC_AR71XX
++	select ATH79_DEV_AP9X_PCI if PCI
++	select ATH79_DEV_ETH
++	select ATH79_DEV_GPIO_BUTTONS
++	select ATH79_DEV_LEDS_GPIO
++	select ATH79_DEV_M25P80
++	select ATH79_DEV_WMAC
++
+ config ATH79_MACH_MR600
+ 	bool "OpenMesh MR600 board support"
+ 	select SOC_AR934X
+--- a/arch/mips/ath79/Makefile
++++ b/arch/mips/ath79/Makefile
+@@ -78,6 +78,8 @@ obj-$(CONFIG_ATH79_MACH_JA76PF)	+
+ obj-$(CONFIG_ATH79_MACH_JWAP003)	+= mach-jwap003.o
+ obj-$(CONFIG_ATH79_MACH_HORNET_UB)	+= mach-hornet-ub.o
+ obj-$(CONFIG_ATH79_MACH_MC_MAC1200R)     += mach-mc-mac1200r.o
++obj-$(CONFIG_ATH79_MACH_MR12)		+= mach-mr12.o
++obj-$(CONFIG_ATH79_MACH_MR16)		+= mach-mr16.o
+ obj-$(CONFIG_ATH79_MACH_MR600)		+= mach-mr600.o
+ obj-$(CONFIG_ATH79_MACH_MR900)		+= mach-mr900.o
+ obj-$(CONFIG_ATH79_MACH_MYNET_N600)	+= mach-mynet-n600.o
+--- a/arch/mips/ath79/machtypes.h
++++ b/arch/mips/ath79/machtypes.h
+@@ -67,6 +67,8 @@ enum ath79_mach_type {
+ 	ATH79_MACH_JA76PF2,		/* jjPlus JA76PF2 */
+ 	ATH79_MACH_JWAP003,		/* jjPlus JWAP003 */
+ 	ATH79_MACH_HORNET_UB,		/* ALFA Networks Hornet-UB */
++	ATH79_MACH_MR12,		/* Cisco Meraki MR12 */
++	ATH79_MACH_MR16,		/* Cisco Meraki MR16 */
+ 	ATH79_MACH_MR600V2,		/* OpenMesh MR600v2 */
+ 	ATH79_MACH_MR600,		/* OpenMesh MR600 */
+ 	ATH79_MACH_MR900,		/* OpenMesh MR900 */