diff --git a/target/linux/apm821xx/base-files/etc/board.d/01_leds b/target/linux/apm821xx/base-files/etc/board.d/01_leds index bcc7a9f101..48fe139ce9 100755 --- a/target/linux/apm821xx/base-files/etc/board.d/01_leds +++ b/target/linux/apm821xx/base-files/etc/board.d/01_leds @@ -19,6 +19,14 @@ mr24) mbl) ;; +wndr4700) + ucidef_set_led_netdev "wan" "WAN (green)" "wndr4700:green:wan" "eth0.2" + ucidef_set_led_usbdev "usb3-1" "USB3-1" "wndr4700:blue:usb" "2-1" + ucidef_set_led_usbdev "usb3-2" "USB3-2" "wndr4700:blue:usb" "3-1" + ucidef_set_led_wlan "wlan2g" "WLAN2G" "wndr4700:blue:wlan" "phy0tpt" + ucidef_set_led_wlan "wlan5g" "WLAN5G" "wndr4700:blue:wlan" "phy1tpt" + ;; + *) ;; esac diff --git a/target/linux/apm821xx/base-files/etc/board.d/02_network b/target/linux/apm821xx/base-files/etc/board.d/02_network index 9525d8c5f2..3a25709a2a 100755 --- a/target/linux/apm821xx/base-files/etc/board.d/02_network +++ b/target/linux/apm821xx/base-files/etc/board.d/02_network @@ -13,6 +13,12 @@ mbl | \ mr24) ucidef_set_interface_lan "eth0" ;; + +wndr4700) + ucidef_add_switch "switch0" \ + "0@eth0" "4:lan" "3:lan" "2:lan" "1:lan" "5:wan" + ;; + *) ucidef_set_interfaces_lan_wan "eth0" "eth1" ;; diff --git a/target/linux/apm821xx/base-files/etc/diag.sh b/target/linux/apm821xx/base-files/etc/diag.sh index bea66eb14d..3ddd21d844 100755 --- a/target/linux/apm821xx/base-files/etc/diag.sh +++ b/target/linux/apm821xx/base-files/etc/diag.sh @@ -13,6 +13,10 @@ get_status_led() { status_led="mr24:green:power" ;; + wndr4700) + status_led="wndr4700:green:power" + ;; + *) ;; esac diff --git a/target/linux/apm821xx/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom b/target/linux/apm821xx/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom new file mode 100644 index 0000000000..dfdc548d63 --- /dev/null +++ b/target/linux/apm821xx/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom @@ -0,0 +1,89 @@ +#!/bin/sh + +[ -e /lib/firmware/$FIRMWARE ] && exit 0 + +. /lib/apm821xx.sh +. /lib/functions.sh +. /lib/functions/system.sh + +ath9k_eeprom_die() { + echo "ath9k eeprom: " "$*" + exit 1 +} + +ath9k_eeprom_extract() { + local part=$1 + local offset=$2 + local count=$3 + local mtd + + mtd=$(find_mtd_chardev $part) + [ -n "$mtd" ] || \ + ath9k_eeprom_die "no mtd device found for partition $part" + + dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \ + ath9k_eeprom_die "failed to extract from $mtd" +} + +ath9k_ubi_eeprom_extract() { + local part=$1 + local offset=$2 + local count=$3 + local ubidev=$(nand_find_ubi $CI_UBIPART) + local ubi + + ubi=$(nand_find_volume $ubidev $part) + [ -n "$ubi" ] || \ + ath9k_eeprom_die "no UBI volume found for $part" + + dd if=/dev/$ubi of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \ + ath9k_eeprom_die "failed to extract from $ubi" +} + +ath9k_patch_firmware_mac() { + local mac=$1 + + [ -z "$mac" ] && return + + macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=2 count=6 +} + +board=$(apm821xx_board_name) + +case "$FIRMWARE" in +"pci_wmac0.eeprom") + case $board in + wndr4700) + . /lib/upgrade/nand.sh + + if [ -n "$(nand_find_volume ubi0 caldata)" ]; then + ath9k_ubi_eeprom_extract "caldata" 20480 4096 + else + ath9k_eeprom_extract "wifi_data" 20480 4096 + ath9k_patch_firmware_mac $(mtd_get_mac_binary wifi_data 12) + fi + ;; + *) + ath9k_eeprom_die "board $board is not supported yet" + ;; + esac + ;; + +"pci_wmac1.eeprom") + case $board in + wndr4700) + . /lib/upgrade/nand.sh + + if [ -n "$(nand_find_volume ubi0 caldata)" ]; then + ath9k_ubi_eeprom_extract "caldata" 4096 4096 + else + ath9k_eeprom_extract "wifi_data" 4096 4096 + ath9k_patch_firmware_mac $(mtd_get_mac_binary wifi_data 0) + fi + ;; + *) + ath9k_eeprom_die "board $board is not supported yet" + ;; + esac + ;; +esac diff --git a/target/linux/apm821xx/base-files/lib/apm821xx.sh b/target/linux/apm821xx/base-files/lib/apm821xx.sh index 98e88cff6e..78fe452184 100755 --- a/target/linux/apm821xx/base-files/lib/apm821xx.sh +++ b/target/linux/apm821xx/base-files/lib/apm821xx.sh @@ -18,6 +18,10 @@ apm821xx_board_detect() { name="mbl" ;; + *"Netgear WNDR4700/WNDR4720 Series") + name="wndr4700" + ;; + *) name="unknown" ;; diff --git a/target/linux/apm821xx/base-files/lib/upgrade/platform.sh b/target/linux/apm821xx/base-files/lib/upgrade/platform.sh index d5b0986dd5..5559767a26 100755 --- a/target/linux/apm821xx/base-files/lib/upgrade/platform.sh +++ b/target/linux/apm821xx/base-files/lib/upgrade/platform.sh @@ -21,6 +21,11 @@ platform_check_image() { return $?; ;; + wndr4700) + nand_do_platform_check $board "$1" + return $?; + ;; + *) ;; esac @@ -37,6 +42,10 @@ platform_pre_upgrade() { merakinand_do_upgrade "$1" ;; + wndr4700) + nand_do_upgrade "$1" + ;; + *) ;; esac diff --git a/target/linux/apm821xx/config-4.4 b/target/linux/apm821xx/config-4.4 index 804e7e852f..1515dda73b 100644 --- a/target/linux/apm821xx/config-4.4 +++ b/target/linux/apm821xx/config-4.4 @@ -319,6 +319,7 @@ CONFIG_TICK_CPU_ACCOUNTING=y CONFIG_USB_SUPPORT=y CONFIG_VDSO32=y # CONFIG_WARP is not set +# CONFIG_WNDR4700 is not set CONFIG_WORD_SIZE=32 # CONFIG_XILINX_SYSACE is not set # CONFIG_XILINX_VIRTEX440_GENERIC_BOARD is not set @@ -328,3 +329,4 @@ CONFIG_XZ_DEC_POWERPC=y CONFIG_ZLIB_DEFLATE=y CONFIG_ZLIB_INFLATE=y # CONFIG_JFFS2_FS is not set +# CONFIG_SENSORS_TC654 is not set diff --git a/target/linux/apm821xx/dts/wndr4700.dts b/target/linux/apm821xx/dts/wndr4700.dts new file mode 100644 index 0000000000..9a2ceb9d75 --- /dev/null +++ b/target/linux/apm821xx/dts/wndr4700.dts @@ -0,0 +1,762 @@ +/* + * Device Tree Source for Netgear WNDR4700/WNDR4720 Series + * + * Copyright 2008 DENX Software Engineering, Stefan Roese + * + * 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 + +/ { + #address-cells = <2>; + #size-cells = <1>; + model = "Netgear WNDR4700/WNDR4720 Series"; + compatible = "netgear,wndr4700"; + dcr-parent = <&{/cpus/cpu@0}>; + + aliases { + ethernet0 = &EMAC0; + serial0 = &UART0; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu0: cpu@0 { + device_type = "cpu"; + model = "PowerPC,apm82181"; + reg = <0x00000000>; + clock-frequency = <0>; /* Filled in by U-Boot */ + timebase-frequency = <0>; /* Filled in by U-Boot */ + i-cache-line-size = <32>; + d-cache-line-size = <32>; + i-cache-size = <32768>; + d-cache-size = <32768>; + dcr-controller; + dcr-access-method = "native"; + next-level-cache = <&L2C0>; + }; + }; + + memory { + device_type = "memory"; + reg = <0x00000000 0x00000000 0x00000000>; /* Filled in by U-Boot */ + }; + + UIC0: interrupt-controller0 { + compatible = "ibm,uic-460ex","ibm,uic"; + interrupt-controller; + cell-index = <0>; + dcr-reg = <0x0c0 0x009>; + #address-cells = <0>; + #size-cells = <0>; + #interrupt-cells = <2>; + }; + + UIC1: interrupt-controller1 { + compatible = "ibm,uic-460ex","ibm,uic"; + interrupt-controller; + cell-index = <1>; + dcr-reg = <0x0d0 0x009>; + #address-cells = <0>; + #size-cells = <0>; + #interrupt-cells = <2>; + interrupts = <0x1e 0x4 0x1f 0x4>; /* cascade */ + interrupt-parent = <&UIC0>; + }; + + UIC2: interrupt-controller2 { + compatible = "ibm,uic-460ex","ibm,uic"; + interrupt-controller; + cell-index = <2>; + dcr-reg = <0x0e0 0x009>; + #address-cells = <0>; + #size-cells = <0>; + #interrupt-cells = <2>; + interrupts = <0xa 0x4 0xb 0x4>; /* cascade */ + interrupt-parent = <&UIC0>; + }; + + UIC3: interrupt-controller3 { + compatible = "ibm,uic-460ex","ibm,uic"; + interrupt-controller; + cell-index = <3>; + dcr-reg = <0x0f0 0x009>; + #address-cells = <0>; + #size-cells = <0>; + #interrupt-cells = <2>; + interrupts = <0x10 0x4 0x11 0x4>; /* cascade */ + interrupt-parent = <&UIC0>; + }; + + OCM1: ocm@400040000 { + compatible = "ibm,ocm"; + status = "okay"; + cell-index = <1>; + /* configured in U-Boot */ + reg = <4 0x00040000 0x8000>; /* 32K */ + }; + + SDR0: sdr { + compatible = "ibm,sdr-460ex"; + dcr-reg = <0x00e 0x002>; + }; + + CPR0: cpr { + compatible = "ibm,cpr-460ex"; + dcr-reg = <0x00c 0x002>; + }; + + L2C0: l2c { + compatible = "ibm,l2-cache-apm82181", "ibm,l2-cache"; + dcr-reg = <0x020 0x008 + 0x030 0x008>; + cache-line-size = <32>; + cache-size = <262144>; + interrupt-parent = <&UIC1>; + interrupts = <11 1>; + }; + + CPM0: cpm { + compatible = "ibm,cpm-apm821xx", "ibm,cpm"; + cell-index = <0>; + dcr-reg = <0x160 0x003>; + pm-cpu = <0x02000000>; + pm-doze = <0x302570F0>; + pm-nap = <0x302570F0>; + pm-deepsleep = <0x302570F0>; + pm-iic-device = <&IIC0>; + pm-emac-device = <&EMAC0>; + }; + + plb { + compatible = "ibm,plb-460ex", "ibm,plb4"; + #address-cells = <2>; + #size-cells = <1>; + ranges; + clock-frequency = <0>; /* Filled in by U-Boot */ + + SDRAM0: sdram { + compatible = "ibm,sdram-460ex", "ibm,sdram-405gp"; + dcr-reg = <0x010 0x002>; + }; + + RTC: rtc { + compatible = "ibm,rtc"; + dcr-reg = <0x240 0x009>; + interrupts = <0x1a 0x4>; + interrupt-parent = <&UIC2>; + + }; + + CRYPTO: crypto@180000 { + compatible = "amcc,ppc460ex-crypto", "amcc,ppc4xx-crypto"; + reg = <4 0x00180000 0x80400>; + interrupt-parent = <&UIC0>; + interrupts = <0x1d 0x4>; + }; + + PKA: pka@114000 { + device_type = "pka"; + compatible = "ppc4xx-pka", "amcc,ppc4xx-pka", "amcc, ppc4xx-pka"; + reg = <4 0x00114000 0x4000>; + interrupt-parent = <&UIC0>; + interrupts = <0x14 0x1>; + }; + + TRNG: trng@110000 { + device_type = "trng"; + compatible = "amcc,ppc460ex-rng", "ppc4xx-rng", "amcc, ppc4xx-trng"; + reg = <4 0x00110000 0x100>; + interrupt-parent = <&UIC1>; + interrupts = <0x3 0x4>; + }; + + MAL0: mcmal { + compatible = "ibm,mcmal-460ex", "ibm,mcmal2"; + descriptor-memory = "ocm"; + dcr-reg = <0x180 0x062>; + num-tx-chans = <1>; + num-rx-chans = <1>; + #address-cells = <0>; + #size-cells = <0>; + interrupt-parent = <&UIC2>; + interrupts = < /*TXEOB*/ 0x6 0x4 + /*RXEOB*/ 0x7 0x4 + /*SERR*/ 0x3 0x4 + /*TXDE*/ 0x4 0x4 + /*RXDE*/ 0x5 0x4 + /*TX0 COAL*/ 0x8 0x2 + /*TX1 COAL 0x9 0x2*/ + /*RX0 COAL*/ 0xc 0x2 + /*RX1 COAL 0xd 0x2*/>; + }; + + AHBDMA: dma@bffd0800 { + compatible = "snps,dma-spear1340"; + reg = <4 0xbffd0800 0x400>; + interrupt-parent = <&UIC0>; + interrupts = <25 4>; + #dma-cells = <3>; + /* use autoconfiguration for the dma setup */ + }; + + SATA0: sata@bffd1000 { + compatible = "amcc,sata-460ex"; + reg = <4 0xbffd1000 0x800>; + interrupt-parent = <&UIC0>; + interrupts = <26 4>; + dmas = <&AHBDMA 0 0 1>; + dma-names = "sata-dma"; + status = "disabled"; /* disabled by uboot */ + }; + + SATA1: sata@bffd1800 { + compatible = "amcc,sata-460ex"; + reg = <4 0xbffd1800 0x800>; + interrupt-parent = <&UIC0>; + interrupts = <27 4>; + dmas = <&AHBDMA 1 0 2>; + dma-names = "sata-dma"; + }; + + USBOTG0: usbotg@bff80000 { + compatible = "netgear,wndr4700-usb"; + reg = <4 0xbff80000 0x10000>; + interrupt-parent = <&USBOTG0>; + interrupts = <0 1 2>; + #interrupt-cells = <1>; + #address-cells = <0>; + #size-cells = <0>; + interrupt-map = ; + dr_mode = "host"; + }; + + POB0: opb { + compatible = "ibm,opb-460ex", "ibm,opb"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0xb0000000 0x00000004 0xb0000000 0x50000000>; + clock-frequency = <0>; /* Filled in by U-Boot */ + + EBC0: ebc { + compatible = "ibm,ebc-460ex", "ibm,ebc"; + dcr-reg = <0x012 0x002>; + #address-cells = <2>; + #size-cells = <1>; + clock-frequency = <0>; /* Filled in by U-Boot */ + /* ranges property is supplied by U-Boot */ + ranges = < 0x00000003 0x00000000 0xe0000000 0x8000000>; + interrupts = <0x6 0x4>; + interrupt-parent = <&UIC1>; + + nor_flash@0,0 { + compatible = "amd,s29gl512n", "cfi-flash"; + bank-width = <1>; + reg = <0x00000000 0x00000000 0x00100000>; + #address-cells = <1>; + #size-cells = <1>; + status = "disabled"; + + partition@0 { + label = "back-up"; + reg = <0x00000000 0x00080000>; + }; + partition@1 { + label = "u-boot"; + reg = <0x00080000 0x0080000>; + }; + }; + ndfc@1,0 { + compatible = "ibm,ndfc"; + reg = <00000003 00000000 00002000>; + ccr = <0x00001000>; + bank-settings = <0x80002222>; + #address-cells = <1>; + #size-cells = <1>; + /*128 MiB Nand Flash*/ + nand { + #address-cells = <1>; + #size-cells = <1>; + + partition0,0@0x00000000 { + label = "NAND 128MiB 3,3V 8-bit"; + reg = <0x00000000 0x08000000>; + read-only; + }; + + partition0,1@0x00000000 { + label = "uboot"; + reg = <0x00000000 0x00180000>; + read-only; + }; + + partition0,2@0x00180000 { + label = "device-tree"; + reg = <0x00180000 0x00020000>; + read-only; + }; + + partition0,3@0x001a0000 { + label = "kernel"; + reg = <0x001a0000 0x001e0000>; + /* + * will also contain a fake/empty + * rootfs to fool Netgear's uboot + * rootfs integrety checks. + */ + }; + + partition0,4@0x00380000 { + label = "ubi"; + reg = <0x00380000 0x01660000>; + }; + + partition0,5@0x019e0000 { + label = "config"; + reg = <0x019e0000 0x00080000>; + read-only; + }; + + partition0,6@0x01a60000 { + label = "pot"; + reg = <0x01a60000 0x00080000>; + read-only; + }; + + partition0,7@0x01ae0000 { + label = "traffic_meter"; + reg = <0x01ae0000 0x00300000>; + read-only; + }; + + partition0,8@0x01de0000 { + label = "language"; + reg = <0x01de0000 0x001c0000>; + read-only; + }; + + partition0,9@0x01fa0000 { + label = "ecos"; + reg = <0x01fa0000 0x06020000>; + read-only; + }; + + partition0,10@0x07fc0000 { + label = "wifi_data"; + reg = <0x07fc0000 0x00040000>; + read-only; + }; + + partition0,11@0x00180000 { + label = "firmware"; + reg = <0x00180000 0x01860000>; + read-only; + }; + }; + }; + }; + + UART0: serial@ef600300 { + device_type = "serial"; + compatible = "ns16550"; + reg = <0xef600300 0x00000008>; + virtual-reg = <0xef600300>; + clock-frequency = <0>; /* Filled in by U-Boot */ + current-speed = <0>; /* Filled in by U-Boot */ + interrupt-parent = <&UIC1>; + interrupts = <0x1 0x4>; + }; + + GPIO0: gpio@ef600b00 { + compatible = "ibm,ppc4xx-gpio"; + reg = <0xef600b00 0x00000048>; + #gpio-cells = <2>; + gpio-controller; + #interrupt-cells = <2>; + interrupt-controller; + + interrupts-extended = <&UIC1 0x14>, + <&UIC1 0x1e>, + <&UIC1 0x1f>, + <&UIC2 0x19>; + }; + + gpio_keys_polled { + compatible = "gpio-keys-polled"; + #address-cells = <1>; + #size-cells = <0>; + #interrupt-cells = <2>; + autorepeat; + poll-interval = <60>; /* 3 * 20 = 60ms */ + + reset { + label = "Reset button"; + linux,code = <0x198>; /* KEY_RESTART */ + gpios = <&GPIO0 15 0>; + interrupt-parent = <&UIC1>; + interrupts = <0x14 0x2>; + }; + + backup_hd { + label = "Backup HD button"; + gpios = <&GPIO0 19 0>; + linux,code = <0x100>; /* BTN_0 */ + interrupt-parent = <&UIC1>; + interrupts = <0x1e 0x2>; + }; + + rfkill { + label = "RFKILL button"; + gpios = <&GPIO0 20 0>; + linux,code = <0xf7>; /* KEY_RFKILL */ + interrupt-parent = <&UIC1>; + interrupts = <0x1f 0x2>; + }; + + wps { + label = "WPS button"; + gpios = <&GPIO0 23 0>; + linux,code = <0x211>; /* KEY_WPS_BUTTON */ + interrupt-parent = <&UIC2>; + interrupts = <0x19 0x2>; + }; + + sdcard { + label = "SDCard inserted"; + gpios = <&GPIO0 7 0>; + linux,code = <0x101>; /* BTN_1 */ + }; + }; + + gpio-leds { + compatible = "gpio-leds"; + power-green { + label = "wndr4700:green:power"; + gpios = <&GPIO0 8 0>; + }; + + power-orange { + label = "wndr4700:orange:power"; + gpios = <&GPIO0 9 1>; + linux,default-trigger = "panic"; + }; + + usb-blue { + label = "wndr4700:blue:usb"; + gpios = <&GPIO0 10 0>; + }; + + logo-white { + label = "wndr4700:white:logo"; + gpios = <&GPIO0 11 0>; + }; + + wan-yellow { + label = "wndr4700:yellow:wan"; + gpios = <&GPIO0 3 0>; + }; + + wan-green { + label = "wndr4700:green:wan"; + gpios = <&GPIO0 12 0>; + }; + + hd-green { + label = "wndr4700:green:hd"; + gpios = <&GPIO0 14 0>; + }; + + hd-red { + label = "wndr4700:red:hd"; + gpios = <&GPIO0 17 0>; + }; + + wlan-blue { + label = "wndr4700:blue:wlan"; + gpios = <&GPIO0 18 0>; + }; + }; + + IIC0: i2c@ef600700 { + compatible = "ibm,iic-460ex", "ibm,iic"; + reg = <0xef600700 0x00000014>; + interrupt-parent = <&UIC0>; + interrupts = <0x2 0x4>; + #address-cells = <1>; + #size-cells = <0>; + + fan0: fan@1b { + compatible = "microchip,tc654"; + reg = <0x1b>; + cooling-min-level = <0>; + cooling-max-level = <255>; + #cooling-cells = <2>; /* min followed by max */ + + gpios = <&GPIO0 16 1>; /* fan status */ + alarm-gpios = <&GPIO0 5 1>; /* fault */ + interrupt-parent = <&UIC3>; + interrupts = <0x16 0x2>; /* fault */ + }; + + temp0: temp@4d { + compatible = "gmt,g781"; + reg = <0x4d>; + #thermal-sensor-cells = <1>; + + /* + * The LM90 has two sensors: + * temp0 -> internal to LM90 + * temp1 -> external NTC near CPU + */ + }; + }; + + IIC1: i2c@ef600800 { + compatible = "ibm,iic-460ex", "ibm,iic"; + reg = <0xef600800 0x00000014>; + interrupt-parent = <&UIC0>; + interrupts = <0x3 0x4>; + }; + + RGMII0: emac-rgmii@ef601500 { + compatible = "ibm,rgmii-405ex", "ibm,rgmii"; + reg = <0xef601500 0x00000008>; + has-mdio; + }; + + TAH0: emac-tah@ef601350 { + compatible = "ibm,tah-460ex", "ibm,tah"; + reg = <0xef601350 0x00000030>; + }; + + EMAC0: ethernet@ef600c00 { + device_type = "network"; + compatible = "ibm,emac-apm821xx", "ibm,emac4sync"; + interrupt-parent = <&EMAC0>; + interrupts = <0x0 0x1>; + #interrupt-cells = <1>; + #address-cells = <0>; + #size-cells = <0>; + interrupt-map = ; + reg = <0xef600c00 0x000000c4>; + local-mac-address = [000000000000]; /* Filled in by U-Boot */ + mal-device = <&MAL0>; + mal-tx-channel = <0>; + mal-rx-channel = <0>; + cell-index = <0>; + max-frame-size = <9000>; + rx-fifo-size = <16384>; + tx-fifo-size = <2048>; + fifo-entry-size = <10>; + phy-mode = "rgmii"; + phy-handle = <&phy0>; + phy-map = <0x00000000>; + rgmii-device = <&RGMII0>; + rgmii-channel = <0>; + tah-device = <&TAH0>; + tah-channel = <0>; + has-inverted-stacr-oc; + has-new-stacr-staopc; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + phy0: ethernet-phy@0 { + device_type = "ethernet-phy"; + reg = <0>; + qca,ar8327-initvals = < + 0x0010 0x40000000 + 0x0624 0x007f7f7f + 0x0004 0x07a00000 /* PAD0_MODE */ + 0x000c 0x01000000 /* PAD6_MODE */ + 0x007c 0x0000007e /* PORT0_STATUS */ + >; + }; + }; + }; + }; + + PCIE0: pciex@d00000000 { + device_type = "pci"; + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + compatible = "ibm,plb-pciex-apm821xx", "ibm,plb-pciex"; + primary; + port = <0x0>; /* port number */ + reg = <0x0000000d 0x00000000 0x20000000 /* Config space access */ + 0x0000000c 0x08010000 0x00001000>; /* Registers */ + dcr-reg = <0x100 0x020>; + sdr-base = <0x300>; + + /* Outbound ranges, one memory and one IO, + * later cannot be changed + */ + ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x00000000 0x00000000 0x80000000 + 0x02000000 0x00000000 0x00000000 0x0000000f 0x00000000 0x00000000 0x00100000 + 0x01000000 0x00000000 0x00000000 0x0000000f 0x80000000 0x00000000 0x00010000>; + + /* Inbound 2GB range starting at 0 */ + dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>; + + /* This drives busses 40 to 0x7f */ + bus-range = <0x40 0x7f>; + + /* Legacy interrupts (note the weird polarity, the bridge seems + * to invert PCIe legacy interrupts). + * We are de-swizzling here because the numbers are actually for + * port of the root complex virtual P2P bridge. But I want + * to avoid putting a node for it in the tree, so the numbers + * below are basically de-swizzled numbers. + * The real slot is on idsel 0, so the swizzling is 1:1 + */ + interrupt-map-mask = <0x0 0x0 0x0 0x7>; + interrupt-map = < + 0x0 0x0 0x0 0x1 &UIC3 0xc 0x4 /* swizzled int A */ + 0x0 0x0 0x0 0x2 &UIC3 0xd 0x4 /* swizzled int B */ + 0x0 0x0 0x0 0x3 &UIC3 0xe 0x4 /* swizzled int C */ + 0x0 0x0 0x0 0x4 &UIC3 0xf 0x4 /* swizzled int D */>; + }; + + MSI: ppc4xx-msi@C10000000 { + compatible = "amcc,ppc4xx-msi", "ppc4xx-msi"; + reg = < 0xC 0x10000000 0x100 + 0xC 0x10000000 0x100>; + sdr-base = <0x36C>; + msi-data = <0x00004440>; + msi-mask = <0x0000ffe0>; + interrupts =<0 1 2 3 4 5 6 7>; + interrupt-parent = <&MSI>; + #interrupt-cells = <1>; + #address-cells = <0>; + #size-cells = <0>; + msi-available-ranges = <0x0 0x100>; + interrupt-map = < + 0 &UIC3 0x18 1 + 1 &UIC3 0x19 1 + 2 &UIC3 0x1A 1 + 3 &UIC3 0x1B 1 + 4 &UIC3 0x1C 1 + 5 &UIC3 0x1D 1 + 6 &UIC3 0x1E 1 + 7 &UIC3 0x1F 1 + >; + }; + }; + + chosen { + linux,stdout-path = "/plb/opb/serial@ef600300"; + }; + + thermal-zones { + cpu_thermal: cpu-thermal { + polling-delay-passive = <10000>; /* milliseconds */ + polling-delay = <20000>; /* milliseconds */ + + thermal-sensors = <&temp0 1>; + + trips { + /* + * Once the thermal governers are a bit smarter + * and do hysteresis properly, we can disable + * the fan when the HDD and CPU has < 39 C. + */ + cpu_alert0: cpu-alert0 { + temperature = <25000>; + hysteresis = <2000>; + type = "active"; + }; + + cpu_alert1: cpu-alert1 { + temperature = <27000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "active"; + }; + + cpu_alert2: cpu-alert2 { + temperature = <65000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "active"; + }; + + cpu_alert3: cpu-alert3 { + temperature = <70000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "active"; + }; + + cpu_alert4: cpu-alert4 { + temperature = <75000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "active"; + }; + + cpu_alert5: cpu-alert5 { + temperature = <80000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "active"; + }; + + cpu_alert6: cpu-alert6 { + temperature = <850000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "active"; + }; + + cpu_crit: cpu-crit { + temperature = <90000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "critical"; + }; + }; + + cooling-maps { + map0 { + trip = <&cpu_alert0>; + cooling-device = <&fan0 THERMAL_NO_LIMIT 0>; + }; + + map1 { + trip = <&cpu_alert1>; + cooling-device = <&fan0 1 87>; + }; + + map2 { + trip = <&cpu_alert2>; + cooling-device = <&fan0 88 100>; + }; + + map3 { + trip = <&cpu_alert3>; + cooling-device = <&fan0 101 147>; + }; + + map4 { + trip = <&cpu_alert4>; + cooling-device = <&fan0 148 207>; + }; + + map5 { + trip = <&cpu_alert5>; + cooling-device = <&fan0 208 231>; + }; + + map6 { + trip = <&cpu_alert6>; + cooling-device =<&fan0 232 THERMAL_NO_LIMIT>; + }; + }; + }; + }; +}; diff --git a/target/linux/apm821xx/files/arch/powerpc/platforms/44x/wndr4700.c b/target/linux/apm821xx/files/arch/powerpc/platforms/44x/wndr4700.c new file mode 100644 index 0000000000..975ac461fe --- /dev/null +++ b/target/linux/apm821xx/files/arch/powerpc/platforms/44x/wndr4700.c @@ -0,0 +1,96 @@ +/* + * Netgear Centria N900 WNDR4700/WNDR4720 platform support + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; version 2 of the License. + * + * This implemention is based on the simple platform support for the + * PowerPC 44x chips. + */ + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +static const struct of_device_id ppc44x_of_bus[] __initconst = { + { .compatible = "ibm,plb4", }, + { .compatible = "ibm,opb", }, + { .compatible = "ibm,ebc", }, + { .compatible = "simple-bus", }, + {}, +}; + +static int __init ppc44x_device_probe(void) +{ + of_platform_bus_probe(NULL, ppc44x_of_bus, NULL); + + return 0; +} +machine_device_initcall(wndr4700, ppc44x_device_probe); + +static char *board[] __initdata = { + "netgear,wndr4700", +}; + +static int __init ppc44x_probe(void) +{ + unsigned long root = of_get_flat_dt_root(); + int i = 0; + + pcie_bus_config = PCIE_BUS_PEER2PEER; /* force 128 Byte MPS */ + + for (i = 0; i < ARRAY_SIZE(board); i++) { + if (of_flat_dt_is_compatible(root, board[i])) { + pci_set_flags(PCI_REASSIGN_ALL_RSRC); /* PCI_PROBE_ONLY */ + return 1; + } + } + + return 0; +} + +define_machine(wndr4700) { + .name = "WNDR4700 Platform", + .probe = ppc44x_probe, + .progress = udbg_progress, + .init_IRQ = uic_init_tree, + .get_irq = uic_get_irq, + .restart = ppc4xx_reset_system, + .calibrate_decr = generic_calibrate_decr, +}; + +static struct ath9k_platform_data ar9380_wmac0_data = { + .led_pin = -1, + .eeprom_name = "pci_wmac1.eeprom", +}; +static struct ath9k_platform_data ar9580_wmac1_data = { + .led_pin = -1, + .eeprom_name = "pci_wmac0.eeprom", +}; + +static void load_eeprom_ar9380(struct pci_dev *dev) +{ + dev->dev.platform_data = &ar9380_wmac0_data; +} + +static void load_eeprom_ar9580(struct pci_dev *dev) +{ + dev->dev.platform_data = &ar9580_wmac1_data; +} + +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATHEROS, 0x0030, load_eeprom_ar9380); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATHEROS, 0x0033, load_eeprom_ar9580); diff --git a/target/linux/apm821xx/image/Makefile b/target/linux/apm821xx/image/Makefile index 9ba43d9db2..08173c603f 100644 --- a/target/linux/apm821xx/image/Makefile +++ b/target/linux/apm821xx/image/Makefile @@ -78,6 +78,88 @@ define Device/mr24 endef TARGET_DEVICES += mr24 +define Build/create-uImage-dtb + # flat_dt target expect FIT image - which WNDR4700's uboot doesn't support + -$(STAGING_DIR_HOST)/bin/mkimage -A $(LINUX_KARCH) \ + -O linux -T kernel -C none \ + -n '$(call toupper,$(LINUX_KARCH)) LEDE Linux-$(LINUX_VERSION)' \ + -d $@.dtb $@.new + @mv $@.new $@ +endef + +define Build/append-fakerootfs + rm -rf $@.fakerootsquashfs $@.fakefs + + # append a fake/empty rootfs to fool netgear's uboot + # CHECK_DNI_FIRMWARE_ROOTFS_INTEGRITY in do_chk_dniimg() + dd if=/dev/zero of=$@.fakerd bs=16 count=1 conv=sync + + -$(STAGING_DIR_HOST)/bin/mkimage \ + -A $(LINUX_KARCH) -O linux -T filesystem -C none \ + -a 0x00000000 -e 0x00000000 \ + -n '$(DEVICE_PROFILE) fakerootfs' \ + -d $@.fakerd $@.fakefs + + cat $@.fakefs >> $@ + rm -rf $@.fakerootsquashfs $@.fakefs +endef + +define Build/wndr4700-specialImage + rm -rf $@.fakerd $@.new + + dd if=/dev/zero of=$@.fakerd bs=32 count=1 conv=sync + + # Netgear used an old uboot that doesn't have FIT support. + # So we are stuck with either a full ext2/4 fs in a initrd. + # ... or we try to make the "multi" image approach to work + # for us. + # + # Sadly, the "multi" image has to consists of three + # "fixed" parts in the following "fixed" order: + # 1. The kernel which is in $@ + # 2. The (fake) initrd which is in $@.fakerd + # 3. The device tree binary which is in $@.dtb + # + # Now, given that we use the function for the kernel which + # already has a initramfs image inside, we still have to + # add a "fake" initrd (which a mkimage header) in the second + # part of the legacy multi image. Since we need to put the + # device tree stuff into part 3. + + -$(STAGING_DIR_HOST)/bin/mkimage -A $(LINUX_KARCH) -O linux -T multi \ + -C $(1) -a $(KERNEL_LOADADDR) -e $(KERNEL_ENTRY) \ + -n '$(DEVICE_PROFILE) initramfs' -d $@:$@.fakerd:$@.dtb $@.new + mv $@.new $@ + rm -rf $@.fakerd +endef + +define Device/WNDR4700 + DEVICE_TITLE := Netgear Centria N900 WNDR4700/WNDR4720 + DEVICE_PACKAGES := badblocks block-mount e2fsprogs \ + kmod-ath9k kmod-dm kmod-fs-ext4 kmod-fs-vfat kmod-ledtrig-usbdev \ + kmod-md-mod kmod-nls-cp437 kmod-nls-iso8859-1 kmod-nls-iso8859-15 \ + kmod-nls-utf8 kmod-usb3 kmod-usb-dwc2 kmod-usb-storage \ + partx-utils swconfig wpad-mini + DEVICE_NAME := wndr4700 + DEVICE_PROFILE := wndr4700 + DEVICE_DTS := wndr4700 + PAGESIZE := 2048 + SUBPAGESIZE := 512 + BLOCKSIZE := 131072 + DTB_SIZE := 131008 + IMAGE_SIZE:=25559040 + IMAGES := factory.img sysupgrade.tar + KERNEL_SIZE := 1920k + KERNEL := kernel-bin | lzma | uImage lzma | pad-offset $$(BLOCKSIZE) 64 | append-fakerootfs + KERNEL_INITRAMFS := kernel-bin | gzip | dtb | wndr4700-specialImage gzip + IMAGE/factory.img := dtb | create-uImage-dtb | append-kernel | pad-to 2M | append-ubi | \ + netgear-dni | check-size $$$$(IMAGE_SIZE) + IMAGE/sysupgrade.tar := sysupgrade-nand + NETGEAR_BOARD_ID := WNDR4700 + NETGEAR_HW_ID := 29763875+128+256 +endef +TARGET_DEVICES += WNDR4700 + endif ifeq ($(SUBTARGET),sata) @@ -161,4 +243,3 @@ TARGET_DEVICES += MyBookLiveDuo endif $(eval $(call BuildImage)) - diff --git a/target/linux/apm821xx/nand/config-default b/target/linux/apm821xx/nand/config-default index 582d1295bc..9c93680f5f 100644 --- a/target/linux/apm821xx/nand/config-default +++ b/target/linux/apm821xx/nand/config-default @@ -1,4 +1,32 @@ +CONFIG_AR8216_PHY=y +CONFIG_DMADEVICES=y +CONFIG_DMA_ENGINE=y +CONFIG_DW_DMAC_CORE=y +CONFIG_DW_DMAC=y +# CONFIG_SATA_DWC_OLD_DMA is not set +# CONFIG_DW_DMAC_PCI is not set CONFIG_IKAREM=y +CONFIG_ATA=y +CONFIG_ATA_SFF=y +CONFIG_ATA_BMDMA=y +CONFIG_SATA_PMP=y +CONFIG_GENERIC_PHY=y +CONFIG_SATA_DWC=y +# CONFIG_SATA_DWC_DEBUG is not set +CONFIG_SCSI=y +CONFIG_BLK_DEV_SD=y +CONFIG_GPIOLIB=y +CONFIG_GPIO_GENERIC=y +CONFIG_GPIO_GENERIC_PLATFORM=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_M48T86=y +CONFIG_THERMAL=y +CONFIG_THERMAL_OF=y +CONFIG_THERMAL_DEFAULT_GOV_STEP_WISE=y +CONFIG_THERMAL_HWMON=y +CONFIG_HWMON=y +CONFIG_SENSORS_GPIO_FAN=y +CONFIG_CMDLINE="rootfstype=squashfs noinitrd" CONFIG_MTD_UBI=y CONFIG_MTD_UBI_BEB_LIMIT=20 CONFIG_MTD_UBI_BLOCK=y @@ -7,3 +35,6 @@ CONFIG_MTD_UBI_BLOCK=y CONFIG_MTD_UBI_WL_THRESHOLD=4096 CONFIG_UBIFS_FS=y # CONFIG_UBIFS_FS_ADVANCED_COMPR is not set +CONFIG_SENSORS_LM90=y +CONFIG_SENSORS_TC654=y +CONFIG_WNDR4700=y diff --git a/target/linux/apm821xx/patches-4.4/202-add-netgear-wndr4700-support.patch b/target/linux/apm821xx/patches-4.4/202-add-netgear-wndr4700-support.patch new file mode 100644 index 0000000000..81531915ba --- /dev/null +++ b/target/linux/apm821xx/patches-4.4/202-add-netgear-wndr4700-support.patch @@ -0,0 +1,32 @@ +--- a/arch/powerpc/platforms/44x/Makefile 2016-05-31 19:28:28.825973250 +0200 ++++ b/arch/powerpc/platforms/44x/Makefile 2016-05-31 19:28:22.135960329 +0200 +@@ -3,6 +3,7 @@ ifneq ($(CONFIG_PPC4xx_CPM),y) + obj-$(CONFIG_44x) += idle.o + endif + obj-$(CONFIG_PPC44x_SIMPLE) += ppc44x_simple.o ++obj-$(CONFIG_WNDR4700) += wndr4700.o + obj-$(CONFIG_EBONY) += ebony.o + obj-$(CONFIG_SAM440EP) += sam440ep.o + obj-$(CONFIG_WARP) += warp.o +--- a/arch/powerpc/platforms/44x/Kconfig 2016-05-31 19:33:57.049940191 +0200 ++++ b/arch/powerpc/platforms/44x/Kconfig 2016-05-31 19:30:01.699485861 +0200 +@@ -260,6 +260,19 @@ config ICON + help + This option enables support for the AMCC PPC440SPe evaluation board. + ++config WNDR4700 ++ bool "WNDR4700" ++ depends on 44x ++ default n ++ select APM821xx ++ select PCI_MSI ++ select PPC4xx_MSI ++ select PPC4xx_PCI_EXPRESS ++ select IBM_EMAC_RGMII ++ select 460EX ++ help ++ This option enables support for the Netgear WNDR4700/WNDR4720 board. ++ + config XILINX_VIRTEX440_GENERIC_BOARD + bool "Generic Xilinx Virtex 5 FXT board support" + depends on 44x diff --git a/target/linux/apm821xx/patches-4.4/301-fix-memory-map-wndr4700.patch b/target/linux/apm821xx/patches-4.4/301-fix-memory-map-wndr4700.patch new file mode 100644 index 0000000000..b44f8bba8a --- /dev/null +++ b/target/linux/apm821xx/patches-4.4/301-fix-memory-map-wndr4700.patch @@ -0,0 +1,14 @@ +--- a/arch/powerpc/sysdev/ppc4xx_pci.c 2016-05-30 17:57:30.125498459 +0200 ++++ b/arch/powerpc/sysdev/ppc4xx_pci.c 2016-05-30 18:00:39.236007798 +0200 +@@ -1913,9 +1913,9 @@ static void __init ppc4xx_configure_pcie + * if it works + */ + out_le32(mbase + PECFG_PIM0LAL, 0x00000000); +- out_le32(mbase + PECFG_PIM0LAH, 0x00000000); ++ out_le32(mbase + PECFG_PIM0LAH, 0x00000008); + out_le32(mbase + PECFG_PIM1LAL, 0x00000000); +- out_le32(mbase + PECFG_PIM1LAH, 0x00000000); ++ out_le32(mbase + PECFG_PIM1LAH, 0x0000000c); + out_le32(mbase + PECFG_PIM01SAH, 0xffff0000); + out_le32(mbase + PECFG_PIM01SAL, 0x00000000); + diff --git a/target/linux/apm821xx/patches-4.4/702-powerpc_ibm_phy_add_dt_parser.patch b/target/linux/apm821xx/patches-4.4/702-powerpc_ibm_phy_add_dt_parser.patch new file mode 100644 index 0000000000..a1ca7c610e --- /dev/null +++ b/target/linux/apm821xx/patches-4.4/702-powerpc_ibm_phy_add_dt_parser.patch @@ -0,0 +1,335 @@ +From 59b394d0d2b2e11687e757820c52d6470d15a9c5 Mon Sep 17 00:00:00 2001 +From: Christian Lamparter +Date: Mon, 13 Jun 2016 15:42:21 +0200 +Subject: [PATCH] phy device tree support for emac + +--- + drivers/net/ethernet/ibm/emac/core.c | 261 +++++++++++++++++++++++++++++++++++ + drivers/net/ethernet/ibm/emac/core.h | 4 + + 2 files changed, 265 insertions(+) + +diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c +index 4c9771d..5a8a26c 100644 +--- a/drivers/net/ethernet/ibm/emac/core.c ++++ b/drivers/net/ethernet/ibm/emac/core.c +@@ -42,6 +42,7 @@ + #include + #include + #include ++#include + #include + + #include +@@ -2383,6 +2384,246 @@ static int emac_read_uint_prop(struct device_node *np, const char *name, + return 0; + } + ++static void emac_adjust_link(struct net_device *ndev) ++{ ++ struct emac_instance *dev = netdev_priv(ndev); ++ struct phy_device *phy = dev->phy_dev; ++ ++ dev->phy.autoneg = phy->autoneg; ++ dev->phy.speed = phy->speed; ++ dev->phy.duplex = phy->duplex; ++ dev->phy.pause = phy->pause; ++ dev->phy.asym_pause = phy->asym_pause; ++ dev->phy.advertising = phy->advertising; ++} ++ ++static int emac_mii_bus_read(struct mii_bus *bus, int addr, int regnum) ++{ ++ return emac_mdio_read(bus->priv, addr, regnum); ++} ++ ++static int emac_mii_bus_write(struct mii_bus *bus, int addr, int regnum, u16 val) ++{ ++ emac_mdio_write(bus->priv, addr, regnum, val); ++ return 0; ++} ++ ++static int emac_mii_bus_reset(struct mii_bus *bus) ++{ ++ struct emac_instance *dev = netdev_priv(bus->priv); ++ ++ emac_mii_reset_phy(&dev->phy); ++ return 0; ++} ++ ++static int emac_mdio_setup_aneg(struct mii_phy *phy, u32 advertise) ++{ ++ struct net_device *ndev = phy->dev; ++ struct emac_instance *dev = netdev_priv(ndev); ++ ++ dev->phy.autoneg = AUTONEG_ENABLE; ++ dev->phy.speed = SPEED_1000; ++ dev->phy.duplex = DUPLEX_FULL; ++ dev->phy.advertising = advertise; ++ phy->autoneg = AUTONEG_ENABLE; ++ phy->speed = dev->phy.speed; ++ phy->duplex = dev->phy.duplex; ++ phy->advertising = advertise; ++ return phy_start_aneg(dev->phy_dev); ++} ++ ++static int emac_mdio_setup_forced(struct mii_phy *phy, int speed, int fd) ++{ ++ struct net_device *ndev = phy->dev; ++ struct emac_instance *dev = netdev_priv(ndev); ++ ++ dev->phy.autoneg = AUTONEG_DISABLE; ++ dev->phy.speed = speed; ++ dev->phy.duplex = fd; ++ phy->autoneg = AUTONEG_DISABLE; ++ phy->speed = speed; ++ phy->duplex = fd; ++ return phy_start_aneg(dev->phy_dev); ++} ++ ++static int emac_mdio_poll_link(struct mii_phy *phy) ++{ ++ struct net_device *ndev = phy->dev; ++ struct emac_instance *dev = netdev_priv(ndev); ++ int res; ++ ++ res = phy_read_status(dev->phy_dev); ++ if (res) { ++ dev_err(&dev->ndev->dev, "link update failed (%d).", res); ++ return ethtool_op_get_link(ndev); ++ } ++ ++ return dev->phy_dev->link; ++} ++ ++static int emac_mdio_read_link(struct mii_phy *phy) ++{ ++ struct net_device *ndev = phy->dev; ++ struct emac_instance *dev = netdev_priv(ndev); ++ int res; ++ ++ res = phy_read_status(dev->phy_dev); ++ if (res) ++ return res; ++ ++ dev->phy.speed = phy->speed; ++ dev->phy.duplex = phy->duplex; ++ dev->phy.pause = phy->pause; ++ dev->phy.asym_pause = phy->asym_pause; ++ return 0; ++} ++ ++static int emac_mdio_init_phy(struct mii_phy *phy) ++{ ++ struct net_device *ndev = phy->dev; ++ struct emac_instance *dev = netdev_priv(ndev); ++ ++ phy_start(dev->phy_dev); ++ dev->phy.autoneg = phy->autoneg; ++ dev->phy.speed = phy->speed; ++ dev->phy.duplex = phy->duplex; ++ dev->phy.advertising = phy->advertising; ++ dev->phy.pause = phy->pause; ++ dev->phy.asym_pause = phy->asym_pause; ++ ++ return phy_init_hw(dev->phy_dev); ++} ++ ++static const struct mii_phy_ops emac_dt_mdio_phy_ops = { ++ .init = emac_mdio_init_phy, ++ .setup_aneg = emac_mdio_setup_aneg, ++ .setup_forced = emac_mdio_setup_forced, ++ .poll_link = emac_mdio_poll_link, ++ .read_link = emac_mdio_read_link, ++}; ++ ++static void emac_dt_phy_mdio_cleanup(struct emac_instance *dev) ++{ ++ if (dev->mii_bus) { ++ if (dev->mii_bus->state == MDIOBUS_REGISTERED) ++ mdiobus_unregister(dev->mii_bus); ++ mdiobus_free(dev->mii_bus); ++ dev->mii_bus = NULL; ++ } ++ kfree(dev->phy.def); ++ dev->phy.def = NULL; ++} ++ ++static int emac_dt_mdio_probe(struct emac_instance *dev) ++{ ++ struct device_node *mii_np; ++ int res; ++ ++ mii_np = of_get_child_by_name(dev->ofdev->dev.of_node, "mdio"); ++ if (!mii_np) { ++ dev_err(&dev->ndev->dev, "no mdio definition found."); ++ return -ENODEV; ++ } ++ ++ if (!of_device_is_available(mii_np)) { ++ res = 1; ++ goto err_put_node; ++ } ++ ++ dev->mii_bus = mdiobus_alloc(); ++ if (!dev->mii_bus) { ++ res = -ENOMEM; ++ goto err_cleanup_mdio; ++ } ++ ++ dev->mii_bus->priv = dev->ndev; ++ dev->mii_bus->parent = dev->ndev->dev.parent; ++ dev->mii_bus->name = "emac_mdio"; ++ dev->mii_bus->read = &emac_mii_bus_read; ++ dev->mii_bus->write = &emac_mii_bus_write; ++ dev->mii_bus->reset = &emac_mii_bus_reset; ++ snprintf(dev->mii_bus->id, MII_BUS_ID_SIZE, "%s", dev->mii_bus->name); ++ ++ res = of_mdiobus_register(dev->mii_bus, mii_np); ++ if (res) { ++ dev_err(&dev->ndev->dev, "cannot register MDIO bus %s (%d)", ++ dev->mii_bus->name, res); ++ goto err_cleanup_mdio; ++ } ++ of_node_put(mii_np); ++ return 0; ++ ++ err_cleanup_mdio: ++ emac_dt_phy_mdio_cleanup(dev); ++ err_put_node: ++ of_node_put(mii_np); ++ return res; ++} ++ ++static int emac_dt_phy_probe(struct emac_instance *dev, ++ struct device_node *phy_handle) ++{ ++ u32 phy_flags = 0; ++ int res; ++ ++ res = of_property_read_u32(phy_handle, "phy-flags", &phy_flags); ++ if (res < 0 && res != -EINVAL) ++ return res; ++ ++ dev->phy.def = kzalloc(sizeof(*dev->phy.def), GFP_KERNEL); ++ if (!dev->phy.def) ++ return -ENOMEM; ++ ++ dev->phy_dev = of_phy_connect(dev->ndev, phy_handle, ++ &emac_adjust_link, phy_flags, ++ PHY_INTERFACE_MODE_RGMII); ++ if (!dev->phy_dev) { ++ dev_err(&dev->ndev->dev, "failed to connect to PHY."); ++ kfree(dev->phy.dev); ++ dev->phy.dev = NULL; ++ return -ENODEV; ++ } ++ ++ dev->phy.def->phy_id = dev->phy_dev->drv->phy_id; ++ dev->phy.def->phy_id_mask = dev->phy_dev->drv->phy_id_mask; ++ dev->phy.def->name = dev->phy_dev->drv->name; ++ dev->phy.def->ops = &emac_dt_mdio_phy_ops; ++ dev->phy.features = dev->phy_dev->supported; ++ dev->phy.address = dev->phy_dev->addr; ++ dev->phy.mode = dev->phy_dev->interface; ++ return 0; ++} ++ ++static int emac_probe_dt_phy(struct emac_instance *dev) ++{ ++ struct device_node *np = dev->ofdev->dev.of_node; ++ struct device_node *phy_handle; ++ int res = 0; ++ ++ phy_handle = of_parse_phandle(np, "phy-handle", 0); ++ ++ if (phy_handle) { ++ res = emac_dt_mdio_probe(dev); ++ if (res) ++ goto out; ++ ++ res = emac_dt_phy_probe(dev, phy_handle); ++ if (res) { ++ emac_dt_phy_mdio_cleanup(dev); ++ goto out; ++ } ++ ++ return 1; ++ } ++ ++ out: ++ of_node_put(phy_handle); ++ /* if no phy device was specifie in the device tree, then we fallback ++ * to the old emac_phy.c probe code for compatibility reasons. ++ */ ++ return res; ++} ++ + static int emac_init_phy(struct emac_instance *dev) + { + struct device_node *np = dev->ofdev->dev.of_node; +@@ -2453,6 +2694,18 @@ static int emac_init_phy(struct emac_instance *dev) + + emac_configure(dev); + ++ if (emac_has_feature(dev, EMAC_FTR_HAS_RGMII)) { ++ int res = emac_probe_dt_phy(dev); ++ ++ if (res == 1) ++ goto init_phy; ++ if (res < 0) ++ dev_err(&dev->ndev->dev, "failed to attach dt phy (%d).", ++ res); ++ ++ /* continue with old code */ ++ } ++ + if (dev->phy_address != 0xffffffff) + phy_map = ~(1 << dev->phy_address); + +@@ -2480,6 +2733,7 @@ static int emac_init_phy(struct emac_instance *dev) + return -ENXIO; + } + ++ init_phy: + /* Init PHY */ + if (dev->phy.def->ops->init) + dev->phy.def->ops->init(&dev->phy); +@@ -2898,6 +3152,8 @@ static int emac_probe(struct platform_device *ofdev) + /* I have a bad feeling about this ... */ + + err_detach_tah: ++ emac_dt_phy_mdio_cleanup(dev); ++ + if (emac_has_feature(dev, EMAC_FTR_HAS_TAH)) + tah_detach(dev->tah_dev, dev->tah_port); + err_detach_rgmii: +@@ -2948,6 +3204,11 @@ static int emac_remove(struct platform_device *ofdev) + if (emac_has_feature(dev, EMAC_FTR_HAS_ZMII)) + zmii_detach(dev->zmii_dev, dev->zmii_port); + ++ if (dev->phy_dev) ++ phy_disconnect(dev->phy_dev); ++ ++ emac_dt_phy_mdio_cleanup(dev); ++ + busy_phy_map &= ~(1 << dev->phy.address); + DBG(dev, "busy_phy_map now %#x" NL, busy_phy_map); + +diff --git a/drivers/net/ethernet/ibm/emac/core.h b/drivers/net/ethernet/ibm/emac/core.h +index 93ae114..0710a66 100644 +--- a/drivers/net/ethernet/ibm/emac/core.h ++++ b/drivers/net/ethernet/ibm/emac/core.h +@@ -199,6 +199,10 @@ struct emac_instance { + struct emac_instance *mdio_instance; + struct mutex mdio_lock; + ++ /* Device-tree based phy configuration */ ++ struct mii_bus *mii_bus; ++ struct phy_device *phy_dev; ++ + /* ZMII infos if any */ + u32 zmii_ph; + u32 zmii_port; +-- +2.1.4 + diff --git a/target/linux/apm821xx/patches-4.4/800-usb-dwc2-add-wndr4700-otg.patch b/target/linux/apm821xx/patches-4.4/800-usb-dwc2-add-wndr4700-otg.patch new file mode 100644 index 0000000000..24d267ef4a --- /dev/null +++ b/target/linux/apm821xx/patches-4.4/800-usb-dwc2-add-wndr4700-otg.patch @@ -0,0 +1,48 @@ +--- a/drivers/usb/dwc2/platform.c 2016-05-26 21:39:41.347838639 +0200 ++++ b/drivers/usb/dwc2/platform.c 2016-05-26 21:44:01.554907417 +0200 +@@ -115,6 +115,37 @@ static const struct dwc2_core_params par + .hibernation = -1, + }; + ++static const struct dwc2_core_params params_wndr4700 = { ++ .otg_cap = DWC2_CAP_PARAM_NO_HNP_SRP_CAPABLE, ++ .otg_ver = -1, ++ .dma_enable = -1, ++ .dma_desc_enable = -1, ++ .speed = -1, ++ .enable_dynamic_fifo = -1, ++ .en_multiple_tx_fifo = -1, ++ .host_rx_fifo_size = -1, ++ .host_nperio_tx_fifo_size = -1, ++ .host_perio_tx_fifo_size = -1, ++ .max_transfer_size = -1, ++ .max_packet_count = -1, ++ .host_channels = -1, ++ .phy_type = -1, ++ .phy_utmi_width = -1, ++ .phy_ulpi_ddr = -1, ++ .phy_ulpi_ext_vbus = -1, ++ .i2c_enable = -1, ++ .ulpi_fs_ls = -1, ++ .host_support_fs_ls_low_power = -1, ++ .host_ls_low_power_phy_clk = -1, ++ .ts_dline = -1, ++ .reload_ctl = -1, ++ .ahbcfg = GAHBCFG_HBSTLEN_INCR16 << ++ GAHBCFG_HBSTLEN_SHIFT, ++ .uframe_sched = -1, ++ .external_id_pin_ctl = -1, ++ .hibernation = -1, ++}; ++ + static int __dwc2_lowlevel_hw_enable(struct dwc2_hsotg *hsotg) + { + struct platform_device *pdev = to_platform_device(hsotg->dev); +@@ -309,6 +340,7 @@ static int dwc2_driver_remove(struct pla + static const struct of_device_id dwc2_of_match_table[] = { + { .compatible = "brcm,bcm2835-usb", .data = ¶ms_bcm2835 }, + { .compatible = "rockchip,rk3066-usb", .data = ¶ms_rk3066 }, ++ { .compatible = "netgear,wndr4700-usb", .data = ¶ms_wndr4700 }, + { .compatible = "snps,dwc2", .data = NULL }, + { .compatible = "samsung,s3c6400-hsotg", .data = NULL}, + {}, diff --git a/target/linux/apm821xx/patches-4.4/801-usb-xhci-add-firmware-loader-for-uPD720201-and-uPD72.patch b/target/linux/apm821xx/patches-4.4/801-usb-xhci-add-firmware-loader-for-uPD720201-and-uPD72.patch new file mode 100644 index 0000000000..e56e95576d --- /dev/null +++ b/target/linux/apm821xx/patches-4.4/801-usb-xhci-add-firmware-loader-for-uPD720201-and-uPD72.patch @@ -0,0 +1,550 @@ +From 419992bae5aaa4e06402e0b7c79fcf7bcb6b4764 Mon Sep 17 00:00:00 2001 +From: Christian Lamparter +Date: Thu, 2 Jun 2016 00:48:46 +0200 +Subject: [PATCH] usb: xhci: add firmware loader for uPD720201 and uPD720202 + w/o ROM + +This patch adds a firmware loader for the uPD720201K8-711-BAC-A +and uPD720202K8-711-BAA-A variant. Both of these chips are listed +in Renesas' R19UH0078EJ0500 Rev.5.00 "User's Manual: Hardware" as +devices which need the firmware loader on page 2 in order to +work as they "do not support the External ROM". + +The "Firmware Download Sequence" is describe in chapter +"7.1 FW Download Interface" R19UH0078EJ0500 Rev.5.00 page 131. + +The firmware "K2013080.mem" is available from a USB3.0 Host to +PCIe Adapter (PP2U-E card) "Firmware download" archive. An +alternative version can be sourced from Netgear's WNDR4700 GPL +archives. + +The release notes of the PP2U-E's "Firmware Download" ver 2.0.1.3 +(2012-06-15) state that the firmware is for the following devices: + - uPD720201 ES 2.0 sample whose revision ID is 2. + - uPD720201 ES 2.1 sample & CS sample & Mass product, ID is 3. + - uPD720202 ES 2.0 sample & CS sample & Mass product, ID is 2. + +If someone from Renesas is listening: It would be great, if these +firmwares could be added to linux-firmware.git. + +Cc: Yoshihiro Shimoda +Signed-off-by: Christian Lamparter +--- + drivers/usb/host/xhci-pci.c | 492 ++++++++++++++++++++++++++++++++++++++++++++ + 1 file changed, 492 insertions(+) + +diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c +index 48672fa..328c891 100644 +--- a/drivers/usb/host/xhci-pci.c ++++ b/drivers/usb/host/xhci-pci.c +@@ -24,6 +24,8 @@ + #include + #include + #include ++#include ++#include + + #include "xhci.h" + #include "xhci-trace.h" +@@ -207,6 +209,458 @@ static void xhci_pme_acpi_rtd3_enable(struct pci_dev *dev) + static void xhci_pme_acpi_rtd3_enable(struct pci_dev *dev) { } + #endif /* CONFIG_ACPI */ + ++static const struct renesas_fw_entry { ++ const char *firmware_name; ++ u16 device; ++ u8 revision; ++ u16 expected_version; ++} renesas_fw_table[] = { ++ /* ++ * Only the uPD720201K8-711-BAC-A or uPD720202K8-711-BAA-A ++ * are listed in R19UH0078EJ0500 Rev.5.00 as devices which ++ * need the software loader. ++ * ++ * PP2U/ReleaseNote_USB3-201-202-FW.txt: ++ * ++ * Note: This firmware is for the following devices. ++ * - uPD720201 ES 2.0 sample whose revision ID is 2. ++ * - uPD720201 ES 2.1 sample & CS sample & Mass product, ID is 3. ++ * - uPD720202 ES 2.0 sample & CS sample & Mass product, ID is 2. ++ */ ++ { "K2013080.mem", 0x0014, 0x02, 0x2013 }, ++ { "K2013080.mem", 0x0014, 0x03, 0x2013 }, ++ { "K2013080.mem", 0x0015, 0x02, 0x2013 }, ++}; ++ ++static const struct renesas_fw_entry *renesas_needs_fw_dl(struct pci_dev *dev) ++{ ++ const struct renesas_fw_entry *entry; ++ size_t i; ++ ++ /* This loader will only work with a RENESAS device. */ ++ if (!(dev->vendor == PCI_VENDOR_ID_RENESAS)) ++ return NULL; ++ ++ for (i = 0; i < ARRAY_SIZE(renesas_fw_table); i++) { ++ entry = &renesas_fw_table[i]; ++ if (entry->device == dev->device && ++ entry->revision == dev->revision) ++ return entry; ++ } ++ ++ return NULL; ++} ++ ++static int renesas_fw_download_image(struct pci_dev *dev, ++ const u32 *fw, ++ size_t step) ++{ ++ size_t i; ++ int err; ++ u8 fw_status; ++ bool data0_or_data1; ++ ++ /* ++ * The hardware does alternate between two 32-bit pages. ++ * (This is because each row of the firmware is 8 bytes). ++ * ++ * for even steps we use DATA0, for odd steps DATA1. ++ */ ++ data0_or_data1 = (step & 1) == 1; ++ ++ /* step+1. Read "Set DATAX" and confirm it is cleared. */ ++ for (i = 0; i < 10000; i++) { ++ err = pci_read_config_byte(dev, 0xF5, &fw_status); ++ if (err) ++ return pcibios_err_to_errno(err); ++ if (!(fw_status & BIT(data0_or_data1))) ++ break; ++ ++ udelay(1); ++ } ++ if (i == 10000) ++ return -ETIMEDOUT; ++ ++ /* ++ * step+2. Write FW data to "DATAX". ++ * "LSB is left" => force little endian ++ */ ++ err = pci_write_config_dword(dev, data0_or_data1 ? 0xFC : 0xF8, ++ (__force u32) cpu_to_le32(fw[step])); ++ if (err) ++ return pcibios_err_to_errno(err); ++ ++ udelay(100); ++ ++ /* step+3. Set "Set DATAX". */ ++ err = pci_write_config_byte(dev, 0xF5, BIT(data0_or_data1)); ++ if (err) ++ return pcibios_err_to_errno(err); ++ ++ return 0; ++} ++ ++static int renesas_fw_verify(struct pci_dev *dev, ++ const void *fw_data, ++ size_t length) ++{ ++ const struct renesas_fw_entry *entry = renesas_needs_fw_dl(dev); ++ u16 fw_version_pointer; ++ u16 fw_version; ++ ++ if (!entry) ++ return -EINVAL; ++ ++ /* ++ * The Firmware's Data Format is describe in ++ * "6.3 Data Format" R19UH0078EJ0500 Rev.5.00 page 124 ++ */ ++ ++ /* "Each row is 8 bytes". => firmware size must be a multiple of 8. */ ++ if (length % 8 != 0) { ++ dev_err(&dev->dev, "firmware size is not a multipe of 8."); ++ return -EINVAL; ++ } ++ ++ /* ++ * The bootrom chips of the big brother have sizes up to 64k, let's ++ * assume that's the biggest the firmware can get. ++ */ ++ if (length < 0x1000 || length >= 0x10000) { ++ dev_err(&dev->dev, "firmware is size %zd is not (4k - 64k).", ++ length); ++ return -EINVAL; ++ } ++ ++ /* The First 2 bytes are fixed value (55aa). "LSB on Left" */ ++ if (get_unaligned_le16(fw_data) != 0x55aa) { ++ dev_err(&dev->dev, "no valid firmware header found."); ++ return -EINVAL; ++ } ++ ++ /* verify the firmware version position and print it. */ ++ fw_version_pointer = get_unaligned_le16(fw_data + 4); ++ if (fw_version_pointer + 2 >= length) { ++ dev_err(&dev->dev, "firmware version pointer is outside of the firmware image."); ++ return -EINVAL; ++ } ++ ++ fw_version = get_unaligned_le16(fw_data + fw_version_pointer); ++ dev_dbg(&dev->dev, "got firmware version: %02x.", fw_version); ++ ++ if (fw_version != entry->expected_version) { ++ dev_err(&dev->dev, "firmware version mismatch, expected version: %02x.", ++ entry->expected_version); ++ return -EINVAL; ++ } ++ ++ return 0; ++} ++ ++static int renesas_fw_check_running(struct pci_dev *pdev) ++{ ++ int err; ++ u8 fw_state; ++ ++ /* ++ * Test if the device is actually needing the firmware. As most ++ * BIOSes will initialize the device for us. If the device is ++ * initialized. ++ */ ++ err = pci_read_config_byte(pdev, 0xF4, &fw_state); ++ if (err) ++ return pcibios_err_to_errno(err); ++ ++ /* ++ * Check if "FW Download Lock" is locked. If it is and the FW is ++ * ready we can simply continue. If the FW is not ready, we have ++ * to give up. ++ */ ++ if (fw_state & BIT(1)) { ++ dev_dbg(&pdev->dev, "FW Download Lock is engaged."); ++ ++ if (fw_state & BIT(4)) ++ return 0; ++ ++ dev_err(&pdev->dev, "FW Download Lock is set and FW is not ready. Giving Up."); ++ return -EIO; ++ } ++ ++ /* ++ * Check if "FW Download Enable" is set. If someone (us?) tampered ++ * with it and it can't be resetted, we have to give up too... and ++ * ask for a forgiveness and a reboot. ++ */ ++ if (fw_state & BIT(0)) { ++ dev_err(&pdev->dev, "FW Download Enable is stale. Giving Up (poweroff/reboot needed)."); ++ return -EIO; ++ } ++ ++ /* Otherwise, Check the "Result Code" Bits (6:4) and act accordingly */ ++ switch ((fw_state & 0x70)) { ++ case 0: /* No result yet */ ++ dev_dbg(&pdev->dev, "FW is not ready/loaded yet."); ++ ++ /* tell the caller, that this device needs the firmware. */ ++ return 1; ++ ++ case BIT(4): /* Success, device should be working. */ ++ dev_dbg(&pdev->dev, "FW is ready."); ++ return 0; ++ ++ case BIT(5): /* Error State */ ++ dev_err(&pdev->dev, "hardware is in an error state. Giving up (poweroff/reboot needed)."); ++ return -ENODEV; ++ ++ default: /* All other states are marked as "Reserved states" */ ++ dev_err(&pdev->dev, "hardware is in an invalid state %x. Giving up (poweroff/reboot needed).", ++ (fw_state & 0x70) >> 4); ++ return -EINVAL; ++ } ++} ++ ++static int renesas_hw_check_run_stop_busy(struct pci_dev *pdev) ++{ ++#if 0 ++ u32 val; ++ ++ /* ++ * 7.1.3 Note 3: "... must not set 'FW Download Enable' when ++ * 'RUN/STOP' of USBCMD Register is set" ++ */ ++ val = readl(hcd->regs + 0x20); ++ if (val & BIT(0)) { ++ dev_err(&pdev->dev, "hardware is busy and can't receive a FW."); ++ return -EBUSY; ++ } ++#endif ++ return 0; ++} ++ ++static int renesas_fw_download(struct pci_dev *pdev, ++ const struct firmware *fw, unsigned int retry_counter) ++{ ++ const u32 *fw_data = (const u32 *) fw->data; ++ size_t i; ++ int err; ++ u8 fw_status; ++ ++ /* ++ * For more information and the big picture: please look at the ++ * "Firmware Download Sequence" in "7.1 FW Download Interface" ++ * of R19UH0078EJ0500 Rev.5.00 page 131 ++ */ ++ err = renesas_hw_check_run_stop_busy(pdev); ++ if (err) ++ return err; ++ ++ /* ++ * 0. Set "FW Download Enable" bit in the ++ * "FW Download Control & Status Register" at 0xF4 ++ */ ++ err = pci_write_config_byte(pdev, 0xF4, BIT(0)); ++ if (err) ++ return pcibios_err_to_errno(err); ++ ++ /* 1 - 10 follow one step after the other. */ ++ for (i = 0; i < fw->size / 4; i++) { ++ err = renesas_fw_download_image(pdev, fw_data, i); ++ if (err) { ++ dev_err(&pdev->dev, "Firmware Download Step %zd failed at position %zd bytes with (%d).", ++ i, i * 4, err); ++ return err; ++ } ++ } ++ ++ /* ++ * This sequence continues until the last data is written to ++ * "DATA0" or "DATA1". Naturally, we wait until "SET DATA0/1" ++ * is cleared by the hardware beforehand. ++ */ ++ for (i = 0; i < 10000; i++) { ++ err = pci_read_config_byte(pdev, 0xF5, &fw_status); ++ if (err) ++ return pcibios_err_to_errno(err); ++ if (!(fw_status & (BIT(0) | BIT(1)))) ++ break; ++ ++ udelay(1); ++ } ++ if (i == 10000) ++ dev_warn(&pdev->dev, "Final Firmware Download step timed out."); ++ ++ /* ++ * 11. After finishing writing the last data of FW, the ++ * System Software must clear "FW Download Enable" ++ */ ++ err = pci_write_config_byte(pdev, 0xF4, 0); ++ if (err) ++ return pcibios_err_to_errno(err); ++ ++ /* 12. Read "Result Code" and confirm it is good. */ ++ for (i = 0; i < 10000; i++) { ++ err = pci_read_config_byte(pdev, 0xF4, &fw_status); ++ if (err) ++ return pcibios_err_to_errno(err); ++ if (fw_status & BIT(4)) ++ break; ++ ++ udelay(1); ++ } ++ if (i == 10000) { ++ /* Timed out / Error - let's see if we can fix this */ ++ err = renesas_fw_check_running(pdev); ++ switch (err) { ++ case 0: /* ++ * we shouldn't end up here. ++ * maybe it took a little bit longer. ++ * But all should be well? ++ */ ++ break; ++ ++ case 1: /* (No result yet? - we can try to retry) */ ++ if (retry_counter < 10) { ++ retry_counter++; ++ dev_warn(&pdev->dev, "Retry Firmware download: %d try.", ++ retry_counter); ++ return renesas_fw_download(pdev, fw, ++ retry_counter); ++ } ++ return -ETIMEDOUT; ++ ++ default: ++ return err; ++ } ++ } ++ /* ++ * Optional last step: Engage Firmware Lock ++ * ++ * err = pci_write_config_byte(pdev, 0xF4, BIT(2)); ++ * if (err) ++ * return pcibios_err_to_errno(err); ++ */ ++ ++ return 0; ++} ++ ++struct renesas_fw_ctx { ++ struct pci_dev *pdev; ++ const struct pci_device_id *id; ++ bool resume; ++}; ++ ++static int xhci_pci_probe(struct pci_dev *pdev, ++ const struct pci_device_id *id); ++ ++static void renesas_fw_callback(const struct firmware *fw, ++ void *context) ++{ ++ struct renesas_fw_ctx *ctx = context; ++ struct pci_dev *pdev = ctx->pdev; ++ struct device *parent = pdev->dev.parent; ++ int err = -ENOENT; ++ ++ if (fw) { ++ err = renesas_fw_verify(pdev, fw->data, fw->size); ++ if (!err) { ++ err = renesas_fw_download(pdev, fw, 0); ++ release_firmware(fw); ++ if (!err) { ++ if (ctx->resume) ++ return; ++ ++ err = xhci_pci_probe(pdev, ctx->id); ++ if (!err) { ++ /* everything worked */ ++ devm_kfree(&pdev->dev, ctx); ++ return; ++ } ++ ++ /* in case of an error - fall through */ ++ } else { ++ dev_err(&pdev->dev, "firmware failed to download (%d).", ++ err); ++ } ++ } ++ } else { ++ dev_err(&pdev->dev, "firmware failed to load (%d).", err); ++ } ++ ++ dev_info(&pdev->dev, "Unloading driver"); ++ ++ if (parent) ++ device_lock(parent); ++ ++ device_release_driver(&pdev->dev); ++ ++ if (parent) ++ device_unlock(parent); ++ ++ pci_dev_put(pdev); ++} ++ ++static int renesas_fw_alive_check(struct pci_dev *pdev) ++{ ++ const struct renesas_fw_entry *entry; ++ int err; ++ ++ /* check if we have a eligible RENESAS' uPD720201/2 w/o FW. */ ++ entry = renesas_needs_fw_dl(pdev); ++ if (!entry) ++ return 0; ++ ++ err = renesas_fw_check_running(pdev); ++ /* Also go ahead, if the firmware is running */ ++ if (err == 0) ++ return 0; ++ ++ /* At this point, we can be sure that the FW isn't ready. */ ++ return err; ++} ++ ++static int renesas_fw_download_to_hw(struct pci_dev *pdev, ++ const struct pci_device_id *id, ++ bool do_resume) ++{ ++ const struct renesas_fw_entry *entry; ++ struct renesas_fw_ctx *ctx; ++ int err; ++ ++ /* check if we have a eligible RENESAS' uPD720201/2 w/o FW. */ ++ entry = renesas_needs_fw_dl(pdev); ++ if (!entry) ++ return 0; ++ ++ err = renesas_fw_check_running(pdev); ++ /* Continue ahead, if the firmware is already running. */ ++ if (err == 0) ++ return 0; ++ ++ if (err != 1) ++ return err; ++ ++ ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); ++ if (!ctx) ++ return -ENOMEM; ++ ctx->pdev = pdev; ++ ctx->resume = do_resume; ++ ctx->id = id; ++ ++ pci_dev_get(pdev); ++ err = request_firmware_nowait(THIS_MODULE, 1, entry->firmware_name, ++ &pdev->dev, GFP_KERNEL, ctx, renesas_fw_callback); ++ if (err) { ++ pci_dev_put(pdev); ++ return err; ++ } ++ ++ /* ++ * The renesas_fw_callback() callback will continue the probe ++ * process, once it aquires the firmware. ++ */ ++ return 1; ++} ++ + /* called during probe() after chip reset completes */ + static int xhci_pci_setup(struct usb_hcd *hcd) + { +@@ -246,6 +700,22 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) + struct hc_driver *driver; + struct usb_hcd *hcd; + ++ /* ++ * Check if this device is a RENESAS uPD720201/2 device. ++ * Otherwise, we can continue with xhci_pci_probe as usual. ++ */ ++ retval = renesas_fw_download_to_hw(dev, id, false); ++ switch (retval) { ++ case 0: ++ break; ++ ++ case 1: /* let it load the firmware and recontinue the probe. */ ++ return 0; ++ ++ default: ++ return retval; ++ }; ++ + driver = (struct hc_driver *)id->driver_data; + + /* Prevent runtime suspending between USB-2 and USB-3 initialization */ +@@ -303,6 +773,16 @@ static void xhci_pci_remove(struct pci_dev *dev) + { + struct xhci_hcd *xhci; + ++ if (renesas_fw_alive_check(dev)) { ++ /* ++ * bail out early, if this was a renesas device w/o FW. ++ * Else we might hit the NMI watchdog in xhci_handsake ++ * during xhci_reset as part of the driver's unloading. ++ * which we forced in the renesas_fw_callback(). ++ */ ++ return; ++ } ++ + xhci = hcd_to_xhci(pci_get_drvdata(dev)); + xhci->xhc_state |= XHCI_STATE_REMOVING; + if (xhci->shared_hcd) { +-- +2.8.1 + diff --git a/target/linux/apm821xx/patches-4.4/802-usb-xhci-force-msi-renesas-xhci.patch b/target/linux/apm821xx/patches-4.4/802-usb-xhci-force-msi-renesas-xhci.patch new file mode 100644 index 0000000000..a09e9dc41c --- /dev/null +++ b/target/linux/apm821xx/patches-4.4/802-usb-xhci-force-msi-renesas-xhci.patch @@ -0,0 +1,57 @@ +From a0dc613140bab907a3d5787a7ae7b0638bf674d0 Mon Sep 17 00:00:00 2001 +From: Christian Lamparter +Date: Thu, 23 Jun 2016 20:28:20 +0200 +Subject: [PATCH] usb: xhci: force MSI for uPD720201 and + uPD720202 + +The APM82181 does not support MSI-X. When probed, it will +produce a noisy warning. + +--- + drivers/usb/host/pci-quirks.c | 362 ++++++++++++++++++++++++++++++++++++++++++ + 1 file changed, 362 insertions(+) + +diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c +index 1c4d89e..555bd3f 100644 +--- a/drivers/usb/host/xhci-pci.c ++++ b/drivers/usb/host/xhci-pci.c +@@ -172,7 +172,7 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) + } + if (pdev->vendor == PCI_VENDOR_ID_RENESAS && + pdev->device == 0x0015) +- xhci->quirks |= XHCI_RESET_ON_RESUME; ++ xhci->quirks |= XHCI_RESET_ON_RESUME | XHCI_FORCE_MSI; + if (pdev->vendor == PCI_VENDOR_ID_VIA) + xhci->quirks |= XHCI_RESET_ON_RESUME; + +diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c +index 9e71c96..27cfcb9 100644 +--- a/drivers/usb/host/xhci.c ++++ b/drivers/usb/host/xhci.c +@@ -389,10 +389,14 @@ static int xhci_try_enable_msi(struct usb_hcd *hcd) + free_irq(hcd->irq, hcd); + hcd->irq = 0; + +- ret = xhci_setup_msix(xhci); +- if (ret) +- /* fall back to msi*/ ++ if (xhci->quirks & XHCI_FORCE_MSI) { + ret = xhci_setup_msi(xhci); ++ } else { ++ ret = xhci_setup_msix(xhci); ++ if (ret) ++ /* fall back to msi*/ ++ ret = xhci_setup_msi(xhci); ++ } + + if (!ret) + /* hcd->irq is 0, we have MSI */ +diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h +index 6b085aa..514dc3f 100644 +--- a/drivers/usb/host/xhci.h ++++ b/drivers/usb/host/xhci.h +@@ -1649,3 +1649,4 @@ struct xhci_hcd { + #define XHCI_BROKEN_STREAMS (1 << 19) + #define XHCI_PME_STUCK_QUIRK (1 << 20) ++#define XHCI_FORCE_MSI (1 << 24) + unsigned int num_active_eps;