[OpenWrt-Devel] [PATCH v7 4/5] ar71xx: add support for Cisco's MR18
Christian Lamparter
chunkeey at googlemail.com
Fri Dec 11 12:42:36 EST 2015
From: Chris R Blake <chrisrblake93 at gmail.com>
This patch adds support for Cisco's MR18.
Detailed instructions for the flashing the device can
be found in the OpenWrt forum thread:
<https://forum.openwrt.org/viewtopic.php?id=59248>
Signed-off-by: Chris R Blake <chrisrblake93 at gmail.com>
---
target/linux/ar71xx/base-files/etc/board.d/01_leds | 4 +
.../linux/ar71xx/base-files/etc/board.d/02_network | 1 +
target/linux/ar71xx/base-files/etc/diag.sh | 3 +
.../etc/hotplug.d/firmware/10-ath9k-eeprom | 32 +++
target/linux/ar71xx/base-files/lib/ar71xx.sh | 3 +
.../base-files/lib/preinit/05_set_iface_mac_ar71xx | 4 +
.../ar71xx/base-files/lib/upgrade/merakinand.sh | 137 ++++++++++
.../ar71xx/base-files/lib/upgrade/platform.sh | 7 +
target/linux/ar71xx/config-4.1 | 1 +
.../linux/ar71xx/files/arch/mips/ath79/mach-mr18.c | 297 +++++++++++++++++++++
target/linux/ar71xx/image/Makefile | 21 ++
target/linux/ar71xx/nand/config-default | 1 +
target/linux/ar71xx/nand/profiles/meraki.mk | 17 ++
.../817-MIPS-ath79-add-meraki-mr18-support.patch | 41 +++
14 files changed, 569 insertions(+)
create mode 100644 target/linux/ar71xx/base-files/lib/upgrade/merakinand.sh
create mode 100644 target/linux/ar71xx/files/arch/mips/ath79/mach-mr18.c
create mode 100644 target/linux/ar71xx/nand/profiles/meraki.mk
create mode 100644 target/linux/ar71xx/patches-4.1/817-MIPS-ath79-add-meraki-mr18-support.patch
diff --git a/target/linux/ar71xx/base-files/etc/board.d/01_leds b/target/linux/ar71xx/base-files/etc/board.d/01_leds
index 33f8377..d4f226e 100755
--- a/target/linux/ar71xx/base-files/etc/board.d/01_leds
+++ b/target/linux/ar71xx/base-files/etc/board.d/01_leds
@@ -283,6 +283,10 @@ mr16)
ucidef_set_led_wlan "wlan4" "WLAN4" "mr16:green:wifi4" "phy0tpt"
;;
+mr18)
+ ucidef_set_led_netdev "wlan0" "WLAN0" "mr18:blue:tricolor0" "wlan0"
+ ;;
+
mr600)
ucidef_set_led_wlan "wlan58" "WLAN58" "mr600:green:wlan58" "phy0tpt"
;;
diff --git a/target/linux/ar71xx/base-files/etc/board.d/02_network b/target/linux/ar71xx/base-files/etc/board.d/02_network
index 0e77e93..11c4341 100755
--- a/target/linux/ar71xx/base-files/etc/board.d/02_network
+++ b/target/linux/ar71xx/base-files/etc/board.d/02_network
@@ -313,6 +313,7 @@ eap7660d |\
el-mini |\
loco-m-xw |\
mr1750 |\
+mr18 |\
mr600 |\
mr600v2 |\
mr900 |\
diff --git a/target/linux/ar71xx/base-files/etc/diag.sh b/target/linux/ar71xx/base-files/etc/diag.sh
index 5b997e0..0e1df10 100644
--- a/target/linux/ar71xx/base-files/etc/diag.sh
+++ b/target/linux/ar71xx/base-files/etc/diag.sh
@@ -152,6 +152,9 @@ get_status_led() {
mr16)
status_led="mr16:green:power"
;;
+ mr18)
+ status_led="mr18:green:tricolor0"
+ ;;
mr600)
status_led="mr600:orange:power"
;;
diff --git a/target/linux/ar71xx/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom b/target/linux/ar71xx/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
index 72f7858..f41c3de 100644
--- a/target/linux/ar71xx/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
+++ b/target/linux/ar71xx/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
@@ -54,6 +54,14 @@ board=$(ar71xx_board_name)
case "$FIRMWARE" in
"soc_wmac.eeprom")
case $board in
+ mr18)
+ if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
+ ath9k_ubi_eeprom_extract "caldata" 4096 2048
+ else
+ ath9k_eeprom_extract "odm-caldata" 4096 2048
+ fi
+ ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +1)
+ ;;
r6100 | \
wndr3700v4 | \
wndr4300)
@@ -68,6 +76,14 @@ case "$FIRMWARE" in
"pci_wmac0.eeprom")
case $board in
+ mr18)
+ if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
+ ath9k_ubi_eeprom_extract "caldata" 20480 2048
+ else
+ ath9k_eeprom_extract "odm-caldata" 20480 2048
+ fi
+ ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +2)
+ ;;
wndr3700v4 | \
wndr4300)
ath9k_eeprom_extract "caldata" 20480 2048
@@ -78,4 +94,20 @@ case "$FIRMWARE" in
;;
esac
;;
+
+"pci_wmac1.eeprom")
+ case $board in
+ mr18)
+ if [ -n "$(nand_find_volume ubi0 caldata)" ]; then
+ ath9k_ubi_eeprom_extract "caldata" 36864 2048
+ else
+ ath9k_eeprom_extract "odm-caldata" 36864 2048
+ fi
+ ath9k_patch_firmware_mac $(macaddr_add $(mtd_get_mac_binary_ubi board-config 102) +3)
+ ;;
+ *)
+ ath9k_eeprom_die "board $board is not supported yet"
+ ;;
+ esac
+ ;;
esac
diff --git a/target/linux/ar71xx/base-files/lib/ar71xx.sh b/target/linux/ar71xx/base-files/lib/ar71xx.sh
index a112523..54e6166 100755
--- a/target/linux/ar71xx/base-files/lib/ar71xx.sh
+++ b/target/linux/ar71xx/base-files/lib/ar71xx.sh
@@ -551,6 +551,9 @@ ar71xx_board_detect() {
*MR16)
name="mr16"
;;
+ *MR18)
+ name="mr18"
+ ;;
*MR600v2)
name="mr600v2"
;;
diff --git a/target/linux/ar71xx/base-files/lib/preinit/05_set_iface_mac_ar71xx b/target/linux/ar71xx/base-files/lib/preinit/05_set_iface_mac_ar71xx
index 92b3765..a9f4bf5 100644
--- a/target/linux/ar71xx/base-files/lib/preinit/05_set_iface_mac_ar71xx
+++ b/target/linux/ar71xx/base-files/lib/preinit/05_set_iface_mac_ar71xx
@@ -29,6 +29,10 @@ preinit_set_mac_address() {
dir-615-i1)
fetch_mac_from_mtd nvram sys_lan_mac sys_wan_mac
;;
+ mr18)
+ mac_lan=$(mtd_get_mac_binary_ubi board-config 102)
+ [ -n "$mac_lan" ] && ifconfig eth0 hw ether "$mac_lan"
+ ;;
r6100)
mac_lan=$(mtd_get_mac_binary caldata 0)
[ -n "$mac_lan" ] && ifconfig eth1 hw ether "$mac_lan"
diff --git a/target/linux/ar71xx/base-files/lib/upgrade/merakinand.sh b/target/linux/ar71xx/base-files/lib/upgrade/merakinand.sh
new file mode 100644
index 0000000..fe78e9f
--- /dev/null
+++ b/target/linux/ar71xx/base-files/lib/upgrade/merakinand.sh
@@ -0,0 +1,137 @@
+#!/bin/sh
+#
+# Copyright (C) 2015 Chris Blake <chrisrblake93 at gmail.com>
+#
+# Custom upgrade script for Meraki NAND devices (ex. MR18)
+# Based on dir825.sh and stock nand functions
+#
+. /lib/ar71xx.sh
+. /lib/functions.sh
+. /lib/upgrade/nand.sh
+
+get_magic_at() {
+ local mtddev=$1
+ local pos=$2
+ dd bs=1 count=2 skip=$pos if=$mtddev 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
+}
+
+mr18_is_caldata_valid() {
+ local mtddev=$1
+ local magic
+
+ magic=$(get_magic_at $mtddev 4096)
+ [ "$magic" != "0202" ] && return 0
+
+ magic=$(get_magic_at $mtddev 20480)
+ [ "$magic" != "0202" ] && return 0
+
+ magic=$(get_magic_at $mtddev 36864)
+ [ "$magic" != "0202" ] && return 0
+
+ return 1
+}
+
+merakinand_copy_caldata() {
+ local cal_src=$1
+ local cal_dst=$2
+ local ubidev=$( nand_find_ubi $CI_UBIPART )
+ local board_name="$(cat /tmp/sysinfo/board_name)"
+ local rootfs_size="$(ubinfo /dev/ubi0 -N rootfs_data | grep "Size" | awk '{ print $6 }')"
+
+ # Setup partitions using board name, in case of future platforms
+ case "$board_name" in
+ "mr18")
+ # Src is MTD
+ mtd_src=$(find_mtd_chardev $cal_src)
+ [ -n "$mtd_src" ] || {
+ echo "no mtd device found for partition $cal_src"
+ exit 1
+ }
+
+ # Dest is UBI
+ # TODO: possibly add create (hard to do when rootfs_data is expanded & mounted)
+ # Would need to be done from ramdisk
+ mtd_dst="$(nand_find_volume $ubidev $cal_dst)"
+ [ -n "$mtd_dst" ] || {
+ echo "no ubi device found for partition $cal_dst"
+ exit 1
+ }
+
+ mr18_is_caldata_valid "$mtd_src" && {
+ echo "no valid calibration data found in $cal_src"
+ exit 1
+ }
+
+ mr18_is_caldata_valid "/dev/$mtd_dst" && {
+ echo "Copying calibration data from $cal_src to $cal_dst..."
+ dd if="$mtd_src" of=/tmp/caldata.tmp 2>/dev/null
+ ubiupdatevol "/dev/$mtd_dst" /tmp/caldata.tmp
+ rm /tmp/caldata.tmp
+ sync
+ }
+ return 0
+ ;;
+ *)
+ echo "Unsupported device $board_name";
+ return 1
+ ;;
+ esac
+}
+
+merakinand_do_kernel_check() {
+ local board_name="$1"
+ local tar_file="$2"
+ local image_magic_word=`(tar xf $tar_file sysupgrade-$board_name/kernel -O 2>/dev/null | dd bs=1 count=4 skip=0 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"')`
+
+ # What is our kernel magic string?
+ case "$board_name" in
+ "mr18")
+ [ "$image_magic_word" == "8e73ed8a" ] && {
+ echo "pass" && return 0
+ }
+ ;;
+ esac
+
+ exit 1
+}
+
+merakinand_do_platform_check() {
+ local board_name="$1"
+ local tar_file="$2"
+ local control_length=`(tar xf $tar_file sysupgrade-$board_name/CONTROL -O | wc -c) 2> /dev/null`
+ local file_type="$(identify_tar $2 sysupgrade-$board_name/root)"
+ local kernel_magic="$(merakinand_do_kernel_check $1 $2)"
+
+ case "$board_name" in
+ "mr18")
+ [ "$control_length" = 0 -o "$file_type" != "squashfs" -o "$kernel_magic" != "pass" ] && {
+ echo "Invalid sysupgrade file for $board_name"
+ return 1
+ }
+ ;;
+ *)
+ echo "Unsupported device $board_name";
+ return 1
+ ;;
+ esac
+
+ return 0
+}
+
+merakinand_do_upgrade() {
+ local tar_file="$1"
+ local board_name="$(cat /tmp/sysinfo/board_name)"
+
+ # Do we need to do any platform tweaks?
+ case "$board_name" in
+ "mr18")
+ # Check and create UBI caldata if it's invalid
+ merakinand_copy_caldata "odm-caldata" "caldata"
+ nand_do_upgrade $1
+ ;;
+ *)
+ echo "Unsupported device $board_name";
+ exit 1
+ ;;
+ esac
+}
diff --git a/target/linux/ar71xx/base-files/lib/upgrade/platform.sh b/target/linux/ar71xx/base-files/lib/upgrade/platform.sh
index 5ec4499..bb64ef8 100755
--- a/target/linux/ar71xx/base-files/lib/upgrade/platform.sh
+++ b/target/linux/ar71xx/base-files/lib/upgrade/platform.sh
@@ -434,6 +434,10 @@ platform_check_image() {
}
return 0
;;
+ mr18)
+ merakinand_do_platform_check $board $1
+ return $?;
+ ;;
nbg6716 | \
r6100 | \
wndr3700v4 | \
@@ -494,6 +498,9 @@ platform_pre_upgrade() {
wndr4300 )
nand_do_upgrade "$1"
;;
+ mr18)
+ merakinand_do_upgrade "$1"
+ ;;
esac
}
diff --git a/target/linux/ar71xx/config-4.1 b/target/linux/ar71xx/config-4.1
index e21581d..0e8b4a4 100644
--- a/target/linux/ar71xx/config-4.1
+++ b/target/linux/ar71xx/config-4.1
@@ -91,6 +91,7 @@ CONFIG_ATH79_MACH_MC_MAC1200R=y
CONFIG_ATH79_MACH_MR12=y
CONFIG_ATH79_MACH_MR16=y
CONFIG_ATH79_MACH_MR1750=y
+CONFIG_ATH79_MACH_MR18=y
CONFIG_ATH79_MACH_MR600=y
CONFIG_ATH79_MACH_MR900=y
CONFIG_ATH79_MACH_MYNET_N600=y
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-mr18.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-mr18.c
new file mode 100644
index 0000000..a24cb3f
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-mr18.c
@@ -0,0 +1,297 @@
+/*
+ * Cisco Meraki MR18 board support
+ *
+ * Copyright (C) 2015 Chris Blake <chrisrblake93 at gmail.com>
+ * Copyright (C) 2015 Christian Lamparter <chunkeey at googlemail.com>
+ * Copyright (C) 2015 Thomas Hebb <tommyhebb at gmail.com>
+ *
+ * Based on Cisco Meraki GPL Release r23-20150601 MR18 Device Config
+ *
+ * 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/ath9k_platform.h>
+#include <linux/platform/ar934x_nfc.h>
+#include <linux/platform_data/phy-at803x.h>
+
+#include <asm/mach-ath79/ath79.h>
+#include <asm/mach-ath79/ar71xx_regs.h>
+
+#include <linux/leds-nu801.h>
+#include <linux/pci.h>
+
+#include "common.h"
+#include "dev-eth.h"
+#include "pci.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-nfc.h"
+#include "dev-wmac.h"
+#include "machtypes.h"
+
+#define MR18_GPIO_LED_POWER_WHITE 18
+#define MR18_GPIO_LED_POWER_ORANGE 21
+
+#define MR18_GPIO_BTN_RESET 17
+#define MR18_KEYS_POLL_INTERVAL 20 /* msecs */
+#define MR18_KEYS_DEBOUNCE_INTERVAL (3 * MR18_KEYS_POLL_INTERVAL)
+
+#define MR18_WAN_PHYADDR 3
+
+/* used for eth calibration */
+#define MR18_OTP_BASE (AR71XX_APB_BASE + 0x130000)
+#define MR18_OTP_SIZE (0x2000) /* just a guess */
+#define MR18_OTP_MEM_0_REG (0x0000)
+#define MR18_OTP_INTF2_REG (0x1008)
+#define MR18_OTP_STATUS0_REG (0x1018)
+#define MR18_OTP_STATUS0_EFUSE_VALID BIT(2)
+
+#define MR18_OTP_STATUS1_REG (0x101c)
+#define MR18_OTP_LDO_CTRL_REG (0x1024)
+#define MR18_OTP_LDO_STATUS_REG (0x102c)
+#define MR18_OTP_LDO_STATUS_POWER_ON BIT(0)
+
+static struct gpio_led MR18_leds_gpio[] __initdata = {
+ {
+ .name = "mr18:white:power",
+ .gpio = MR18_GPIO_LED_POWER_WHITE,
+ .active_low = 1,
+ }, {
+ .name = "mr18:orange:power",
+ .gpio = MR18_GPIO_LED_POWER_ORANGE,
+ .active_low = 0,
+ },
+};
+
+static struct gpio_keys_button MR18_gpio_keys[] __initdata = {
+ {
+ .desc = "reset",
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .debounce_interval = MR18_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = MR18_GPIO_BTN_RESET,
+ .active_low = 1,
+ },
+};
+
+static struct led_nu801_template tricolor_led_template = {
+ .device_name = "mr18",
+ .name = "tricolor",
+ .num_leds = 1,
+ .cki = 11,
+ .sdi = 12,
+ .lei = -1,
+ .ndelay = 500,
+ .init_brightness = {
+ LED_OFF,
+ LED_OFF,
+ LED_OFF,
+ },
+ .default_trigger = "none",
+ .led_colors = { "red", "green", "blue" },
+};
+
+static struct led_nu801_platform_data tricolor_led_data = {
+ .num_controllers = 1,
+ .template = &tricolor_led_template,
+};
+
+static struct platform_device tricolor_leds = {
+ .name = "leds-nu801",
+ .id = -1,
+ .dev.platform_data = &tricolor_led_data,
+};
+
+static int mr18_extract_sgmii_res_cal(void)
+{
+ void __iomem *base;
+ unsigned int reversed_sgmii_value;
+
+ unsigned int otp_value, otp_per_val, rbias_per, read_data;
+ unsigned int rbias_pos_or_neg;
+ unsigned int sgmii_res_cal_value;
+ int res_cal_val;
+
+ base = ioremap_nocache(MR18_OTP_BASE, MR18_OTP_SIZE);
+ if (!base)
+ return -EIO;
+
+ __raw_writel(0x7d, base + MR18_OTP_INTF2_REG);
+ __raw_writel(0x00, base + MR18_OTP_LDO_CTRL_REG);
+
+ while (__raw_readl(base + MR18_OTP_LDO_STATUS_REG) &
+ MR18_OTP_LDO_STATUS_POWER_ON);
+
+ __raw_readl(base + MR18_OTP_MEM_0_REG + 4);
+
+ while (!(__raw_readl(base + MR18_OTP_STATUS0_REG) &
+ MR18_OTP_STATUS0_EFUSE_VALID));
+
+ read_data = __raw_readl(base + MR18_OTP_STATUS1_REG);
+
+ iounmap(base);
+
+ if (!(read_data & 0x1fff))
+ return -ENODEV;
+
+ if (read_data & 0x00001000)
+ otp_value = (read_data & 0xfc0) >> 6;
+ else
+ otp_value = read_data & 0x3f;
+
+ if (otp_value > 31) {
+ otp_per_val = 63 - otp_value;
+ rbias_pos_or_neg = 1;
+ } else {
+ otp_per_val = otp_value;
+ rbias_pos_or_neg = 0;
+ }
+
+ rbias_per = otp_per_val * 15;
+
+ if (rbias_pos_or_neg == 1)
+ res_cal_val = (rbias_per + 34) / 21;
+ else if (rbias_per > 34)
+ res_cal_val = -((rbias_per - 34) / 21);
+ else
+ res_cal_val = (34 - rbias_per) / 21;
+
+ sgmii_res_cal_value = (8 + res_cal_val) & 0xf;
+
+ reversed_sgmii_value = (sgmii_res_cal_value & 8) >> 3;
+ reversed_sgmii_value |= (sgmii_res_cal_value & 4) >> 1;
+ reversed_sgmii_value |= (sgmii_res_cal_value & 2) << 1;
+ reversed_sgmii_value |= (sgmii_res_cal_value & 1) << 3;
+ printk(KERN_INFO "SGMII cal value = 0x%x\n", reversed_sgmii_value);
+ return reversed_sgmii_value;
+}
+
+#define QCA955X_PLL_ETH_SGMII_SERDES_REG 0x004c
+#define QCA955X_PLL_ETH_SGMII_SERDES_LOCK_DETECT BIT(2)
+#define QCA955X_PLL_ETH_SGMII_SERDES_PLL_REFCLK BIT(1)
+#define QCA955X_PLL_ETH_SGMII_SERDES_EN_PLL BIT(0)
+
+#define QCA955X_GMAC_REG_SGMII_SERDES 0x0018
+#define QCA955X_SGMII_SERDES_RES_CALIBRATION BIT(23)
+#define QCA955X_SGMII_SERDES_RES_CALIBRATION_MASK 0xf
+#define QCA955X_SGMII_SERDES_RES_CALIBRATION_SHIFT 23
+#define QCA955X_SGMII_SERDES_LOCK_DETECT_STATUS BIT(15)
+
+static void mr18_setup_qca955x_eth_serdes_cal(unsigned int sgmii_value)
+{
+ void __iomem *ethbase, *pllbase;
+ u32 t;
+
+ ethbase = ioremap_nocache(QCA955X_GMAC_BASE, QCA955X_GMAC_SIZE);
+ pllbase = ioremap_nocache(AR71XX_PLL_BASE, AR71XX_PLL_SIZE);
+
+ /* To Check the locking of the SGMII PLL */
+ t = __raw_readl(ethbase + QCA955X_GMAC_REG_SGMII_SERDES);
+ t &= ~(QCA955X_SGMII_SERDES_RES_CALIBRATION_MASK <<
+ QCA955X_SGMII_SERDES_RES_CALIBRATION_SHIFT);
+ t |= (sgmii_value & QCA955X_SGMII_SERDES_RES_CALIBRATION_MASK) <<
+ QCA955X_SGMII_SERDES_RES_CALIBRATION_SHIFT;
+ __raw_writel(t, ethbase + QCA955X_GMAC_REG_SGMII_SERDES);
+
+ __raw_writel(QCA955X_PLL_ETH_SGMII_SERDES_LOCK_DETECT |
+ QCA955X_PLL_ETH_SGMII_SERDES_PLL_REFCLK |
+ QCA955X_PLL_ETH_SGMII_SERDES_EN_PLL,
+ pllbase + QCA955X_PLL_ETH_SGMII_SERDES_REG);
+
+ ath79_device_reset_clear(QCA955X_RESET_SGMII_ANALOG);
+ ath79_device_reset_clear(QCA955X_RESET_SGMII);
+
+ while (!(__raw_readl(ethbase + QCA955X_GMAC_REG_SGMII_SERDES) &
+ QCA955X_SGMII_SERDES_LOCK_DETECT_STATUS));
+
+ iounmap(ethbase);
+ iounmap(pllbase);
+}
+
+static struct ath9k_platform_data pci_main_wifi_data = {
+ .led_pin = -1,
+};
+static struct ath9k_platform_data pci_scan_wifi_data = {
+ .led_pin = -1,
+};
+
+static int mr18_dual_pci_plat_dev_init(struct pci_dev *dev)
+{
+ /* The PCIE devices are attached to different busses but they
+ * both share the same slot number. Checking the PCI_SLOT vals
+ * does not work.
+ */
+ switch (dev->bus->number) {
+ case 0:
+ dev->dev.platform_data = &pci_main_wifi_data;
+ break;
+ case 1:
+ dev->dev.platform_data = &pci_scan_wifi_data;
+ break;
+ }
+
+ return 0;
+}
+
+static void __init mr18_setup(void)
+{
+ int res;
+
+ /* NAND */
+ ath79_nfc_set_ecc_mode(AR934X_NFC_ECC_SOFT_BCH);
+ ath79_register_nfc();
+
+ /* even though, the PHY is connected via RGMII,
+ * the SGMII/SERDES PLLs need to be calibrated and locked.
+ * Or else, the PHY won't be working for this platfrom.
+ *
+ * Figuring this out took such a long time, that we want to
+ * point this quirk out, before someone wants to remove it.
+ */
+ res = mr18_extract_sgmii_res_cal();
+ if (res >= 0) {
+ /* Setup SoC Eth Config */
+ ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN |
+ (3 << QCA955X_ETH_CFG_RXD_DELAY_SHIFT) |
+ (3 << QCA955X_ETH_CFG_RDV_DELAY_SHIFT));
+
+ /* MDIO Interface */
+ ath79_register_mdio(0, 0x0);
+
+ mr18_setup_qca955x_eth_serdes_cal(res);
+
+ /* GMAC0 is connected to an Atheros AR8035-A */
+ ath79_init_mac(ath79_eth0_data.mac_addr, NULL, 0);
+ ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
+ ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+ ath79_eth0_data.phy_mask = BIT(MR18_WAN_PHYADDR);
+ ath79_eth0_pll_data.pll_1000 = 0xa6000000;
+ ath79_eth0_pll_data.pll_100 = 0xa0000101;
+ ath79_eth0_pll_data.pll_10 = 0x80001313;
+ ath79_register_eth(0);
+ } else {
+ printk(KERN_ERR "failed to read EFUSE for ethernet cal\n");
+ }
+
+ /* LEDs and Buttons */
+ platform_device_register(&tricolor_leds);
+ ath79_register_leds_gpio(-1, ARRAY_SIZE(MR18_leds_gpio),
+ MR18_leds_gpio);
+ ath79_register_gpio_keys_polled(-1, MR18_KEYS_POLL_INTERVAL,
+ ARRAY_SIZE(MR18_gpio_keys),
+ MR18_gpio_keys);
+
+ /* Clear RTC reset (Needed by SoC WiFi) */
+ ath79_device_reset_clear(QCA955X_RESET_RTC);
+
+ /* WiFi */
+ ath79_register_wmac_simple();
+
+ pci_main_wifi_data.eeprom_name = "pci_wmac0.eeprom";
+ pci_scan_wifi_data.eeprom_name = "pci_wmac1.eeprom";
+ ath79_pci_set_plat_dev_init(mr18_dual_pci_plat_dev_init);
+ ath79_register_pci();
+}
+MIPS_MACHINE(ATH79_MACH_MR18, "MR18", "Meraki MR18", mr18_setup);
diff --git a/target/linux/ar71xx/image/Makefile b/target/linux/ar71xx/image/Makefile
index 78be345..e197ed3 100644
--- a/target/linux/ar71xx/image/Makefile
+++ b/target/linux/ar71xx/image/Makefile
@@ -1986,6 +1986,14 @@ Image/Build/CyberTANLZMA/buildkernel=$(call MkuImageLzma,$(2),$(3) $(4))
Image/Build/CyberTANLZMA=$(call Image/Build/CyberTAN,$(1),$(2),$(3),$(4),$(5))
+define Build/MerakiNAND
+ -$(STAGING_DIR_HOST)/bin/mkmerakifw \
+ -B $(BOARDNAME) -s \
+ -i $@ \
+ -o $@.new
+ @mv $@.new $@
+endef
+
Image/Build/Netgear/initramfs=$(call MkuImageLzma/initramfs,$(2),$(3) $(4),,-M $(5))
define Image/Build/Netgear/buildkernel
@@ -2426,6 +2434,19 @@ $(eval $(call MultiProfile,Madwifi,EAP7660D WP543))
endif # ifeq ($(SUBTARGET),generic)
ifeq ($(SUBTARGET),nand)
+
+define Device/mr18
+ BOARDNAME = MR18
+ BLOCKSIZE := 64k
+ CONSOLE = ttyS0,115200
+ MTDPARTS = ar934x-nfc:512k(nandloader)ro,8M(kernel),8M(recovery),113664k(ubi),128k at 130944k(odm-caldata)ro
+ IMAGES := sysupgrade.tar
+ KERNEL := kernel-bin | patch-cmdline | MerakiNAND
+ KERNEL_INITRAMFS := kernel-bin | patch-cmdline | MerakiNAND
+ IMAGE/sysupgrade.tar := sysupgrade-nand
+endef
+TARGET_DEVICES += mr18
+
$(eval $(call SingleProfile,NetgearNAND,64k,WNDR3700V4,wndr3700v4,WNDR3700_V4,ttyS0,115200,$$(wndr4300_mtdlayout),0x33373033,WNDR3700v4,"",-H 29763948+128+128,wndr4300))
$(eval $(call SingleProfile,NetgearNAND,64k,WNDR4300V1,wndr4300,WNDR4300,ttyS0,115200,$$(wndr4300_mtdlayout),0x33373033,WNDR4300,"",-H 29763948+0+128+128+2x2+3x3,wndr4300))
$(eval $(call SingleProfile,NetgearNAND,64k,R6100,r6100,R6100,ttyS0,115200,$$(r6100_mtdlayout),0x36303030,R6100,"",-H 29764434+0+128+128+2x2+2x2,wndr4300))
diff --git a/target/linux/ar71xx/nand/config-default b/target/linux/ar71xx/nand/config-default
index 50b6dbe..05f52af 100644
--- a/target/linux/ar71xx/nand/config-default
+++ b/target/linux/ar71xx/nand/config-default
@@ -91,6 +91,7 @@ CONFIG_MTD_NAND=y
CONFIG_MTD_NAND_AR934X=y
CONFIG_MTD_NAND_AR934X_HW_ECC=y
CONFIG_MTD_NAND_ECC=y
+CONFIG_MTD_NAND_ECC_BCH=y
# CONFIG_MTD_REDBOOT_PARTS is not set
# CONFIG_MTD_SM_COMMON is not set
# CONFIG_MTD_SPLIT_SEAMA_FW is not set
diff --git a/target/linux/ar71xx/nand/profiles/meraki.mk b/target/linux/ar71xx/nand/profiles/meraki.mk
new file mode 100644
index 0000000..2c848c9
--- /dev/null
+++ b/target/linux/ar71xx/nand/profiles/meraki.mk
@@ -0,0 +1,17 @@
+#
+# Copyright (C) 2014-2015 Chris Blake (chrisrblake93 at gmail.com)
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+define Profile/MR18
+ NAME:=Meraki MR18
+ PACKAGES:=kmod-spi-gpio kmod-ath9k
+endef
+
+define Profile/MR18/description
+ Package set optimized for the Cisco Meraki MR18 Access Point.
+endef
+
+$(eval $(call Profile,MR18))
diff --git a/target/linux/ar71xx/patches-4.1/817-MIPS-ath79-add-meraki-mr18-support.patch b/target/linux/ar71xx/patches-4.1/817-MIPS-ath79-add-meraki-mr18-support.patch
new file mode 100644
index 0000000..a36075a
--- /dev/null
+++ b/target/linux/ar71xx/patches-4.1/817-MIPS-ath79-add-meraki-mr18-support.patch
@@ -0,0 +1,41 @@
+--- a/arch/mips/ath79/Kconfig
++++ b/arch/mips/ath79/Kconfig
+@@ -824,6 +824,17 @@ config ATH79_MACH_MR16
+ select ATH79_DEV_M25P80
+ select ATH79_DEV_WMAC
+
++config ATH79_MACH_MR18
++ bool "Meraki MR18 board support"
++ select SOC_QCA955X
++ select ATH79_DEV_AP9X_PCI if PCI
++ select ATH79_DEV_ETH
++ select ATH79_DEV_GPIO_BUTTONS
++ select ATH79_DEV_LEDS_GPIO
++ select ATH79_DEV_NFC
++ select ATH79_DEV_WMAC
++ select LEDS_NU801
++
+ config ATH79_MACH_MR600
+ bool "OpenMesh MR600 board support"
+ select SOC_AR934X
+
+--- a/arch/mips/ath79/Makefile
++++ b/arch/mips/ath79/Makefile
+@@ -91,6 +91,7 @@ obj-$(CONFIG_ATH79_MACH_HORNET_UB) += ma
+ 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_MR18) += mach-mr18.o
+ obj-$(CONFIG_ATH79_MACH_MR1750) += mach-mr1750.o
+ obj-$(CONFIG_ATH79_MACH_MR600) += mach-mr600.o
+ obj-$(CONFIG_ATH79_MACH_MR900) += mach-mr900.o
+--- a/arch/mips/ath79/machtypes.h
++++ b/arch/mips/ath79/machtypes.h
+@@ -80,6 +80,7 @@ enum ath79_mach_type {
+ ATH79_MACH_HORNET_UB, /* ALFA Networks Hornet-UB */
+ ATH79_MACH_MR12, /* Cisco Meraki MR12 */
+ ATH79_MACH_MR16, /* Cisco Meraki MR16 */
++ ATH79_MACH_MR18, /* Cisco Meraki MR18 */
+ ATH79_MACH_MR1750, /* OpenMesh MR1750 */
+ ATH79_MACH_MR600V2, /* OpenMesh MR600v2 */
+ ATH79_MACH_MR600, /* OpenMesh MR600 */
--
2.6.3
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