回覆: XDMA engine for AST2400

Ryan Chen ryan_chen at aspeedtech.com
Sat Aug 29 11:20:44 AEST 2020


Hello,
     It supports AST2400, you can check driver "{ .compatible = "aspeed,ast2400-xdma", .data = (void *) 0, },"
________________________________
寄件者: openbmc <openbmc-bounces+ryan_chen=aspeedtech.com at lists.ozlabs.org> 代表 Ryan Chen <ryan_chen at aspeedtech.com>
寄件日期: 2020年8月28日 上午 10:52
收件者: 南野ムルシエラゴ <1181052146 at qq.com>; openbmc <openbmc at lists.ozlabs.org>
主旨: RE: XDMA engine for AST2400

Hello,
        AST2400 support xDMA, the different will be command format. It need to modify for AST2400.

From: openbmc <openbmc-bounces+ryan_chen=aspeedtech.com at lists.ozlabs.org> On Behalf Of 南野??????
Sent: Friday, August 28, 2020 10:13 AM
To: openbmc <openbmc at lists.ozlabs.org>
Subject: XDMA engine for AST2400

Greetings,

I am learning Openbmc with a AST2400 BMC. I am learning XDMA engine. I saw there is a driver in the linux kernel(/drivers/soc/aspeed/aspeed-xdma.c) for XDMA engine. But this driver's "of_match_table" only support AST2500 and AST2600.
Does AST2400 not support XDMA engine? But in the datasheet, the AST2400 has a XDMA engine as with AST2500.
Can some one help me? Thanks!

Best Regards!
Liu Hongwei
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