Ethernet not initialized: Help req

2 messages, 2 authors, 2006-01-12 · open the first message on its own page

Ethernet not initialized: Help req

From: <hidden>
Date: 2006-01-11 07:33:02

Hello,

In our MPC8260 based customs board the CLK9 is for transmit and CLK10 is 
for receive. The ELDK tree uses  CLK12 is receive, CLK11 is transmit and 
the corresponding values defined in as.

/* CLK12 is receive, CLK11 is transmit.  These are board specific.
*/
#define PC_F1RXCLK      ((uint)0x00000800)
#define PC_F1TXCLK      ((uint)0x00000400)


We got CLK9  and CLK10 from U-Boot tree and set those varables, but 
ethernet does not work. 

We are using LXT971 on FCC1, and setting MII_MDIO and MII_MDCK to our 
board specific value detects LXT971 correctly. Here is the log 

****LOG*****
GOT FCC IRQ 32

GOT MII IRQ 25

eth0: FCC1 ENET Version 0.4, 00:0B:17:00:00:00

eth0: Phy @ 0x0, type LXT971 (0x001378e2)
***************8

My question is what value shall I use for CLK9 and CLK10? 
What else setting we need to change to make Ethernet work?

Pls help.

Thanks,
Batsayan Das


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Question about SPI based CAN controller for MPC8260

From: David Tao <hidden>
Date: 2006-01-12 04:30:50

  Hello there,
   
  I am working on a MPC8270 based project which needs dual CAN bus support. Based on current situation I think SPI based standalone CAN controller MCP2515 may be a proper choice. But looking around I didn't find any Linux driver for MCP2510/MCP2515. Before going into creating the driver, I hope to get some help:
   
  1. Is it possible to add CAN to MPC8270 with SPI interface using the MCP2515? Is there any better solution for the job?
  2. If yes, is there any such linux driver?
   
  Any suggestions and helps are appreciated.
   
  Regards,
  David
   
   


		
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