Date: Sat, 27 Sep 2014 08:59:43 +0000 (UTC) From: Sean Bruno <sbruno@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r272206 - head/sys/mips/conf Message-ID: <201409270859.s8R8xhdr028111@svn.freebsd.org>
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Author: sbruno Date: Sat Sep 27 08:59:43 2014 New Revision: 272206 URL: http://svnweb.freebsd.org/changeset/base/272206 Log: Add kernel support for the TP-LINK MR3020 Atheros MIPS 24k router. AR9331 based system. Phabric: https://reviews.freebsd.org/D780 Reviewed by: adrian Added: head/sys/mips/conf/TP-MR3020 (contents, props changed) head/sys/mips/conf/TP-MR3020.hints (contents, props changed) Added: head/sys/mips/conf/TP-MR3020 ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/mips/conf/TP-MR3020 Sat Sep 27 08:59:43 2014 (r272206) @@ -0,0 +1,65 @@ +# +# TP Link MR3020 - an AR9331 based SoC wifi device. +# +# This is for the 32 RAM/4 flash part. There is little to no +# chance that this will ever boot FreeBSD directly from the 3.5MB +# of flash. The kernel can fit into the space, but userland is just +# too big even when stripped down to its limits. +# +# * AR9331 SoC +# * 32MB RAM +# * 4MB flash +# * Integrated 1x1 2GHz wifi and 10/100 bridge +# * USB powered +# * USB storage +# +# $FreeBSD$ +# + +# Include the default AR933x parameters +include "AR933X_BASE" + +ident TP-MR3020 + +# Override hints with board values +hints "TP-MR3020.hints" + +# Board memory - 32MB +options AR71XX_REALMEM=(32*1024*1024) + +# i2c GPIO bus +device gpioiic +device iicbb +device iicbus +device iic + +# Options required for miiproxy and mdiobus +options ARGE_MDIO # Export an MDIO bus separate from arge +device miiproxy # MDIO bus <-> MII PHY rendezvous + +device etherswitch +device arswitch + +# Enable the uboot environment stuff rather then the +# redboot stuff. +options AR71XX_ENV_UBOOT + +# uzip - to boot natively from flash +device geom_uncompress + +# Used for the static uboot partition map +device geom_map + +# Boot off of the rootfs, as defined in the geom_map setup. +# Probably, this should be a USB device as the memory available +# compressed rootfs is simply too small for FreeBSD +#options ROOTDEVNAME=\"ufs:map/rootfs.uncompress\" + +# Boot off of a uboot tftp ramdisk kernel image. Because the flash +# on this unit is so small, this is the only way to do dev work. +# For full deployment, you will *have* to use a usb storage device +# as a rootfs and use the flash to hold the kernel only. +options MD_ROOT # md device usable as a potential root device +options MD_ROOT_SIZE=10240 +makeoptions MFS_IMAGE=/tftpboot/mfsroot-tl-mr3020.img.ulzma +options ROOTDEVNAME=\"ufs:md0.uncompress\" Added: head/sys/mips/conf/TP-MR3020.hints ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/mips/conf/TP-MR3020.hints Sat Sep 27 08:59:43 2014 (r272206) @@ -0,0 +1,101 @@ +# +# This file adds to the values in AR933X_BASE.hints +# +# $FreeBSD$ + +# mdiobus on arge1 +hint.argemdio.0.at="nexus0" +hint.argemdio.0.maddr=0x1a000000 +hint.argemdio.0.msize=0x1000 +hint.argemdio.0.order=0 + +# There's no need to set the ar933x GMAC configuration bits. +# This just creates a switch instance and correctly uses it. + +# Embedded Atheros Switch +hint.arswitch.0.at="mdio0" + +# XXX this should really say it's an AR933x switch, as there +# are some vlan specific differences here! +hint.arswitch.0.is_7240=1 +hint.arswitch.0.numphys=4 +hint.arswitch.0.phy4cpu=1 # phy 4 is a "CPU" separate PHY +hint.arswitch.0.is_rgmii=0 +hint.arswitch.0.is_gmii=1 # arge1 <-> switch PHY is GMII + +# arge0 - MII, autoneg, phy(4) +hint.arge.0.phymask=0x10 # PHY4 +hint.arge.0.mdio=mdioproxy1 # .. off of the switch mdiobus + +# arge1 - GMII, 1000/full +hint.arge.1.phymask=0x0 # No directly mapped PHYs +hint.arge.1.media=1000 +hint.arge.1.fduplex=1 + +# Where the ART is - last 64k in the flash +# 0x9fff1000 ? +hint.ath.0.eepromaddr=0x1fff0000 +hint.ath.0.eepromsize=16384 + +# The board 16MiB flash layout in uboot env: +# +# 256k(u-boot),64k(u-boot-env),2752k(rootfs),896k(uImage),64k(NVRAM),64k(ART) + +# However, it boots from 0x9f050000, which is the front of the flsah! +# Thus the kernel/rootfs are switched around. + +# 256KB +hint.map.0.at="flash/spi0" +hint.map.0.start=0x00000000 +hint.map.0.end=0x00040000 +hint.map.0.name="uboot" +hint.map.0.readonly=1 + +# 64KB +hint.map.1.at="flash/spi0" +hint.map.1.start=0x00040000 +hint.map.1.end=0x00050000 +hint.map.1.name="uboot-env" +hint.map.1.readonly=0 + +# 2752KB +hint.map.2.at="flash/spi0" +hint.map.2.start=0x00050000 +hint.map.2.end="search:0x00100000:0x10000:.!/bin/sh" +hint.map.2.name="kernel" +hint.map.2.readonly=0 + +# 896KB +hint.map.3.at="flash/spi0" +hint.map.3.start="search:0x00100000:0x10000:.!/bin/sh" +hint.map.3.end=0x003e0000 +hint.map.3.name="rootfs" +hint.map.3.readonly=0 + +# 64K NVRAM +hint.map.4.at="flash/spi0" +hint.map.4.start=0x003e0000 +hint.map.4.end=0x003f0000 +hint.map.4.name="cfg" +hint.map.4.readonly=0 + +# 64K ART +hint.map.5.at="flash/spi0" +hint.map.5.start=0x003f0000 +hint.map.5.end=0x00400000 +hint.map.5.name="art" +hint.map.5.readonly=1 + +# GPIO specific configuration block + +# Don't flip on anything that isn't already enabled. +# This includes leaving the SPI CS1/CS2 pins as GPIO pins as they're +# not used here. +hint.gpio.0.function_set=0x00000000 +hint.gpio.0.function_clear=0x00000000 + +# These are the GPIO LEDs and buttons which can be software controlled. +#hint.gpio.0.pinmask=0x001c02ae +#hint.gpio.0.pinmask=0x00001803 + +# XXX TODO: the button and LEDs!
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