[#6620] SPI mmc in interrupt mode failed to detect SD card
Submitted By: Vivi Li
Open Date
2011-06-01 05:56:15 Close Date
2011-06-13 22:47:31
Priority:
Medium Assignee:
Bob Liu
Status:
Closed Fixed In Release:
N/A
Found In Release:
2011R1 Release:
Category:
N/A Board:
N/A
Processor:
BF537 Silicon Revision:
Is this bug repeatable?:
Yes Resolution:
Fixed
Uboot version or rev.:
Toolchain version or rev.:
gcc4.3-2010_Dec_09
App binary format:
N/A
Summary: SPI mmc in interrupt mode failed to detect SD card
Details:
SPI mmc in interrupt mode failed to detect SD card on bf537-stamp.
PIO mode is OK on bf537-stamp.
This first happened some time between kernel version 9503 and 9525.
--
Linux version 2.6.39-ADI-2011R1-pre-svn9909 (test@linux58-mmc-usblan-btuart) (gcc version 4.3.5 (ADI-trunk/svn-5013) ) #240 Mon 1
register early platform devices
bootconsole [early_shadow0] enabled
bootconsole [early_BFuart0] enabled
early printk enabled on early_BFuart0
Limiting kernel memory to 56MB due to anomaly 05000263
Board Memory: 64MB
Kernel Managed Memory: 64MB
Memory map:
fixedcode = 0x00000400-0x00000490
text = 0x00001000-0x0013ca88
rodata = 0x0013ca88-0x001a5e80
bss = 0x001a6000-0x001b6990
data = 0x001b6990-0x001ca000
stack = 0x001c8000-0x001ca000
init = 0x001ca000-0x008ab000
available = 0x008ab000-0x03800000
DMA Zone = 0x03f00000-0x04000000
Hardware Trace active and enabled
Boot Mode: 0
Reset caused by Software reset
Blackfin support (C) 2004-2010 Analog Devices, Inc.
Compiled for ADSP-BF537 Rev 0.2
Blackfin Linux support by http://blackfin.uclinux.org/
Processor Speed: 500 MHz core clock and 125 MHz System Clock
NOMPU: setting up cplb tables
Instruction Cache Enabled for CPU0
External memory: cacheable in instruction cache
Data Cache Enabled for CPU0
External memory: cacheable (write-back) in data cache
Built 1 zonelists in Zone order, mobility grouping off. Total pages: 14224
Kernel command line: root=/dev/mtdblock0 rw clkin_hz=25000000 earlyprintk=serial,uart0,57600 console=ttyBF0,57600 ip=10.100.4.50f
PID hash table entries: 256 (order: -2, 1024 bytes)
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory available: 47860k/65536k RAM, (7044k init code, 1262k kernel code, 566k data, 1024k dma, 7780k reserved)
NR_IRQS:146
Configuring Blackfin Priority Driven Interrupts
console [ttyBF0] enabled, bootconsole disabled
console [ttyBF0] enabled, bootconsole disabled
Calibrating delay loop... 995.32 BogoMIPS (lpj=1990656)
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 512
Blackfin Scratchpad data SRAM: 4 KB
Blackfin L1 Data A SRAM: 16 KB (16 KB free)
Blackfin L1 Data B SRAM: 16 KB (16 KB free)
Blackfin L1 Instruction SRAM: 48 KB (35 KB free)
NET: Registered protocol family 16
Blackfin DMA Controller
stamp_init(): registering device resources
bio: create slab <bio-0> at 0
bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc00500, dma channel@7
Switching to clocksource bfin_cs_cycles
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 2048 (order: 2, 16384 bytes)
TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
TCP reno registered
UDP hash table entries: 256 (order: 0, 4096 bytes)
UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
NET: Registered protocol family 1
debug-mmrs: setting up Blackfin MMR debugfs
msgmni has been set to 93
io scheduler noop registered (default)
bfin-uart: Blackfin serial driver
bfin-uart.0: ttyBF0 at MMIO 0xffc00400 (irq = 18) is a BFIN-UART
brd: module loaded
bfin_mii_bus: probed
bfin_mac: attached PHY driver [SMSC LAN83C185] (mii_bus:phy_addr=0:01, irq=-1, mdc_clk=2500000Hz(mdc_div=24)@sclk=125MHz)
bfin_mac bfin_mac.0: eth0: Features changed: 0x00004800 -> 0x00004000
bfin_mac bfin_mac.0: eth0: Blackfin on-chip Ethernet MAC driver, Version 1.1
rtc-bfin rtc-bfin: rtc core: registered rtc-bfin as rtc0
bfin-wdt: initialized: timeout=20 sec (nowayout=0)
mmc_spi spi0.4: ASSUMING 3.2-3.4 V slot power
mmc_spi spi0.4: SD/MMC host mmc0, no DMA, no WP, no poweroff
TCP cubic registered
NET: Registered protocol family 17
mmc_spi spi0.4: setup: unsupported mode bits 4
mmc_spi spi0.4: can't change chip-select polarity
rtc-bfin rtc-bfin: setting system clock to 1970-01-03 11:39:31 UTC (214771)
mmc_spi spi0.4: setup: unsupported mode bits 4
mmc_spi spi0.4: can't change chip-select polarity
IP-Config: Complete:
device=eth0, addr=10.100.4.50, mask=255.255.255.0, gw=10.100.4.174,
host=bf537-stamp, domain=, nis-domain=(none),
bootserver=10.100.4.174, rootserver=10.100.4.174, rootpath=
dma_alloc_init: dma_page @ 0x028ff000 - 256 pages at 0x03f00000
Freeing unused kernel memory: 7044k freed
_____________________________________
a8888b. / Welcome to the uClinux distribution \
d888888b. / _ _ \
8P"YP"Y88 / | | |_| __ __ (TM) |
8|o||o|88 _____/ | | _ ____ _ _ \ \/ / |
8' .88 \ | | | | _ \| | | | \ / |
8`._.' Y8. \ | |__ | | | | | |_| | / \ |
d/ `8b. \ \____||_|_| |_|\____|/_/\_\ |
dP . Y8b. \ For embedded processors including |
d8:' " `::88b \ the Analog Devices Blackfin /
d8" 'Y88b \___________________________________/
:8P ' :888
8a. : _a88P For further information, check out:
._/"Yaa_: .| 88P| - http://blackfin.uclinux.org/
\ YP" `| 8P `. - http://docs.blackfin.uclinux.org/
/ \.___.d| .' - http://www.uclinux.org/
`--..__)8888P`._.' jgs/a:f - http://www.analog.com/blackfin
Have a lot of fun...
BusyBox v1.18.4 (2011-05-29 13:24:17 CST) hush - the humble shell
root:/> PHY: 0:01 - Link is Up - 100/Full
root:/> dmesg |grep mmc
Linux version 2.6.39-ADI-2011R1-pre-svn9909 (test@linux58-mmc-usblan-btuart) (gcc version 4.3.5 (ADI-trunk/svn-5013) ) #240 Mon 1
mmc_spi spi0.4: ASSUMING 3.2-3.4 V slot power
mmc_spi spi0.4: SD/MMC host mmc0, no DMA, no WP, no poweroff
mmc_spi spi0.4: setup: unsupported mode bits 4
mmc_spi spi0.4: can't change chip-select polarity
mmc_spi spi0.4: setup: unsupported mode bits 4
mmc_spi spi0.4: can't change chip-select polarity
root:/>
--
Follow-ups
--- Bob Liu 2011-06-13 02:47:55
fixed by git commit
dd281769 [#6620]drivers:spi: fix reverse condition during interrupt mode
--- Vivi Li 2011-06-13 22:46:27
OK now.
Close it.
Files
Changes
Commits
Dependencies
Duplicates
Associations
Tags
File Name File Type File Size Posted By
stamp.patch application/octet-stream 408 Vivi Li
config.linux.spimmc_interrupt application/octet-stream 36468 Vivi Li