[#5220] spi flash on bf518f ezbrd doesnt seem to work (returns all 0xff's)

Submitted By: Mingquan Pan

Open Date

2009-06-08 22:43:48 Close Date

2009-06-10 22:33:11

Priority:

Medium Assignee:

Graf Yang

Status:

Closed Fixed In Release:

N/A

Found In Release:

N/A Release:

Category:

N/A Board:

N/A

Processor:

BF518 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Fixed

Uboot version or rev.:

Toolchain version or rev.:

09r1-r6

App binary format:

N/A

Summary: spi flash on bf518f ezbrd doesnt seem to work (returns all 0xff's)

Details:

spi flash on bf518f ezbrd can't be recognized in kernel.

Starting Kernel at = 00198854

Linux version 2.6.28.10-ADI-2009R1-svn6594 (test@uclinux80-518f) (gcc version

4.1.2 (ADI svn)) #16 Mon Jun 8 16:49:17 GMT 2009

console [early_BFuart0] enabled

early printk enabled on early_BFuart0

Board Memory: 64MB

Kernel Managed Memory: 64MB

Memory map:

fixedcode = 0x00000400-0x00000490

text = 0x00001000-0x001147e0

rodata = 0x001147e0-0x00169d5c

bss = 0x0016a000-0x0017b0e8

data = 0x0017b0e8-0x0018c000

stack = 0x0018a000-0x0018c000

init = 0x0018c000-0x003ab000

available = 0x003ab000-0x03eff000

DMA Zone = 0x03f00000-0x04000000

Hardware Trace Active and Enabled

Boot Mode: 1

Compiled for ADSP-BF518 Rev 0.0

Blackfin Linux support by http://blackfin.uclinux.org/

Processor Speed: 400 MHz core clock and 80 MHz System Clock

NOMPU: setting up cplb tables

Instruction Cache Enabled for CPU0

Data Cache Enabled for CPU0 (write-back)

...

bfin_mac: attached PHY driver [Generic PHY] (mii_bus:phy_addr=0:03, irq=-1,

mdc_clk=2500000Hz(mdc_div=15)@sclk=80MHz)

bfin_mac bfin_mac.0: Blackfin on-chip Ethernet MAC driver, Version 1.1

m25p80 spi0.1: unrecognized JEDEC id ffffff

m25p80 spi0.1: found UNKNOWN, expected m25p16

bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0,

regs_base@ffc00500, dma channel@7

bfin-spi bfin-spi.1: Blackfin on-chip SPI Controller Driver, Version 1.0,

regs_base@ffc03400, dma channel@5

i2c /dev entries driver

Follow-ups

--- Graf Yang 2009-06-10 04:47:38

Fixed, it's caused by incorrect board resource define.

--- Graf Yang 2009-06-10 04:54:31

This board use spi0_sel2, not use spi0_sel1 for spi flash chip selector.

--- Mingquan Pan 2009-06-10 22:33:11

Yes, it is initialized now.

...

m25p80 spi0.2: m25p16 (2048 Kbytes)

Creating 2 MTD partitions on "m25p80":

0x00000000-0x00040000 : "bootloader(spi)"

0x00040000-0x00200000 : "linux kernel(spi)"

bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller

...

So close.

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