[U-Boot] [PATCH] net: Add ag7xxx driver for Atheros MIPS

From: Wills Wang <wills.wang@live.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] net: Add ag7xxx driver for Atheros MIPS
Date: Sat, 21 May 2016 19:03:16 +0800	[thread overview]
Message-ID: <BLU436-SMTP182F689B40CD8670479CAD1FF4C0@phx.gbl> (raw)
In-Reply-To: <573F448D.8060400@denx.de>

On 05/21/2016 01:08 AM, Marek Vasut wrote:
> On 05/20/2016 06:43 PM, Wills Wang wrote:
>>
>> On 05/20/2016 07:59 PM, Marek Vasut wrote:
>>> On 05/20/2016 06:18 AM, Wills Wang wrote:
>>>> On 05/08/2016 11:22 PM, Marek Vasut wrote:
>>>>> On 05/08/2016 02:58 PM, Daniel Schwierzeck wrote:
>>>>>
>>>>> Hi!
>>>>>
>>>>>> Am 05.05.2016 um 21:34 schrieb Marek Vasut:
>>>>>>> Add ethernet driver for the AR933x and AR934x Atheros MIPS machines.
>>>>>>> The driver could be easily extended to other WiSoCs.
>>>> How to make this patch work on ar933x board?
>>>> I apply this patch on the top of mips/next branch and enable this option
>>>> in menuconfig,
>>>> but i can't see any boot information for Ethernet.
>>> The Kconfig conversion is not complete. See the tplink_wdr4300_defconfig
>>> for the necessary options, it should be at least these:
>>>
>>> CONFIG_CMD_NET=y
>>> CONFIG_CMD_NFS=y
>>> CONFIG_CMD_DHCP=y
>>> CONFIG_CMD_PING=y
>>> CONFIG_NET_RANDOM_ETHADDR=y
>>> CONFIG_DM_ETH=y
>>> CONFIG_AG7XXX=y
>>>
>> I add these options and boot up as the following, but my ar933x board
>> don't work,
>> the link indicator led on router is off when plug in the cable and
>> execute "dhcp" command.
>>
> Hrm, I have no idea, sorry, you'd have to dive in. It works on the board
> I have. The ar933x is such a junk chip that I kinda gave up on it. I
> also tested this on ar934x (my primary test platform) and it works.
>
I have fixed this issue, a patch will be sent later on.

u-boot:
ap121 # dhcp
BOOTP broadcast 1
DHCP client bound to address 192.168.42.172 (3 ms)
*** Warning: no boot file name; using 'AC2AA8C0.img'
Using eth at 0x19000000 device
TFTP from server 192.168.42.250; our IP address is 192.168.42.172
Filename 'AC2AA8C0.img'.
Load address: 0x81000000

openwrt:
[    0.861533] libphy: ag71xx_mdio: probed
[    1.445996] ag71xx-mdio.1: Found an AR7240/AR9330 built-in switch
[    1.478056] eth0: Atheros AG71xx at 0xba000000, irq 5, mode:GMII
[    2.066210] ag71xx ag71xx.0: connected to PHY at ag71xx-mdio.1:04 
[uid=004dd041, driver=Generic PHY]
[    2.074979] eth1: Atheros AG71xx at 0xb9000000, irq 4, mode:MII

-- 
Best Regards
Wills