sthg. happend with my subscription.... hope this time my email will reach the list...
On Fri, Apr 9, 2010 at 12:43 PM, mobi phil <[email protected]> wrote: > Hello, > > I sent my prev.email to the community list, probably that is why I did > not get any help. I think Thomas (White) is very busy, otherwise he > should have given answer. > > I am trying to use a kernel on 2.6.32 drm branch, but there are > problems with the backlight. I got a "JBT not initialised!!" error > blahblah. > > I looked into the driver code, and I see that theg jbt spi driver is > not initialized. I think spi does not detect the jbt6k74 device, > therefore it is not calling the driver init? > > fyi: /sys/bus/spi/devices does not list the jbt6k74 device... What > could go wrong? > > > I would really appreciate your help > mobiphil > > > > On Wed, Mar 31, 2010 at 4:40 AM, mobi phil <[email protected]> wrote: >> FYI: from dmesg below. Strange is the error message: >> >> >> JBT not initialised!!! ... however I have the corresponding drivers: >> >> CONFIG_LCD_JBT6K74=y >> CONFIG_BACKLIGHT_CLASS_DEVICE=y >> CONFIG_BACKLIGHT_GENERIC=y >> CONFIG_BACKLIGHT_PCF50633=y >> CONFIG_DISPLAY_SUPPORT=y >> >> CONFIG_DUMMY_CONSOLE=y >> CONFIG_FRAMEBUFFER_CONSOLE=y >> CONFIG_MFD_PCF50633=y >> # CONFIG_MFD_MC13783 is not set >> CONFIG_PCF50633_ADC=y >> # CONFIG_AB3100_CORE is not set >> # CONFIG_EZX_PCAP is not set >> CONFIG_MFD_GLAMO=y >> # CONFIG_MFD_GLAMO_FB is not set >> CONFIG_MFD_GLAMO_GPIO=y >> CONFIG_MFD_GLAMO_MCI=y >> CONFIG_MFD_GLAMO_DRM=y >> CONFIG_REGULATOR=y >> CONFIG_REGULATOR_DEBUG=y >> >> >> >> S3C24XX DMA Driver, (c) 2003-2004,2006 Simtec Electronics >> DMA channel 0 at c8808000, irq 33 >> DMA channel 1 at c8808040, irq 34 >> DMA channel 2 at c8808080, irq 35 >> DMA channel 3 at c88080c0, irq 36 >> S3C244X: Clock Support, DVS off >> s3c24xx-pwm s3c24xx-pwm.0: tin at 25000000, tdiv at 25000000, tin=divclk, >> base 0 >> s3c24xx-pwm s3c24xx-pwm.1: tin at 25000000, tdiv at 25000000, tin=divclk, >> base 8 >> s3c24xx-pwm s3c24xx-pwm.3: tin at 8333333, tdiv at 8333333, tin=divclk, base >> 16 >> bio: create slab <bio-0> at 0 >> s3c-i2c s3c2440-i2c: slave address 0x10 >> s3c-i2c s3c2440-i2c: bus frequency set to 97 KHz >> pcf50633 0-0073: Probed device version 19 variant 132 >> regulator: auto: 3300 mV normal >> regulator: down1: 1300 <--> 1600 mV normal >> regulator: down2: 1800 mV normal >> regulator: ldo1: 3300 mV normal >> regulator: ldo2: 3300 mV normal >> regulator: ldo3: 3000 mV normal >> regulator: ldo4: 3200 mV normal >> regulator: ldo5: 3000 mV normal >> regulator: ldo6: 3000 mV normal >> regulator: hcldo: 2000 <--> 3300 mV normal >> regulator: memldo: 1800 mV normal >> wake enabled for irq 53 >> s3c24xx-pwm s3c24xx-pwm.2: tin at 8333333, tdiv at 8333333, tin=divclk, base >> 12 >> s3c-i2c s3c2440-i2c: i2c-0: S3C I2C adapter >> NET: Registered protocol family 2 >> IP route cache hash table entries: 1024 (order: 0, 4096 bytes) >> TCP established hash table entries: 4096 (order: 3, 32768 bytes) >> TCP bind hash table entries: 4096 (order: 2, 16384 bytes) >> TCP: Hash tables configured (established 4096 bind 4096) >> TCP reno registered >> NET: Registered protocol family 1 >> gta02-pm-bt gta02-pm-bt.0: Openmoko Freerunner Bluetooth Power >> Management: starting >> gta02-pm-gps gta02-pm-gps.0: starting >> gta02-pm-wlan gta02-pm-wlan.0: starting >> JFFS2 version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. >> msgmni has been set to 246 >> alg: No test for stdrng (krng) >> io scheduler noop registered >> io scheduler deadline registered (default) >> [drm] Initialized drm 1.1.0 20060810 >> s3c2440-uart.0: s3c2410_serial0 at MMIO 0x50000000 (irq = 70) is a S3C2440 >> s3c2440-uart.1: s3c2410_serial1 at MMIO 0x50004000 (irq = 73) is a S3C2440 >> s3c2440-uart.2: s3c2410_serial2 at MMIO 0x50008000 (irq = 76) is a S3C2440 >> glamo3362 glamo3362.0: Glamo core PLL1: 49119232Hz, PLL2: 89980928Hz >> glamo-mci glamo-mci.0: glamo_mci driver (C)2007 Openmoko, Inc >> glamo-mci glamo-mci.0: glamo_mci_set_ios: power down. >> ENABLE >> [glamo-drm] SMedia Glamo Direct Rendering Support >> [glamo-drm] 8187904 bytes of VRAM >> [glamo-drm] Allocated 480x640 fb: bo c791d900 >> JBT not initialised!!! >> [drm] DAC-5: set mode 480x640 6 >> Console: switching to colour frame buffer device 80x58 >> [glamo-drm] fb0: glamodrmfb frame buffer device >> [glamo-drm] Registered panic notifier >> [drm] Initialized glamo-drm 0.1.0 20090614 on minor 0 >> glamo-mci glamo-mci.0: powered (vdd = 21) clk: 0kHz div=0 (req: 0kHz). >> Bus width=0 >> physmap platform flash device: 00200000 at 18000000 >> physmap-flash.0: Found 1 x16 devices at 0x0 in 16-bit bank >> Intel/Sharp Extended Query Table at 0x0039 >> Intel/Sharp Extended Query Table at 0x0039 >> Intel/Sharp Extended Query Table at 0x0039 >> Intel/Sharp Extended Query Table at 0x0039 >> Intel/Sharp Extended Query Table at 0x0039 >> cfi_cmdset_0001: Erase suspend on write enabled >> erase region 0: offset=0x0,size=0x2000,blocks=8 >> erase region 1: offset=0x10000,size=0x10000,blocks=31 >> physmap-flash.0: 1 set(s) of 1 interleaved chips --> 4 partitions of 512 KiB >> RedBoot partition parsing not available >> S3C24XX NAND Driver, (c) 2004 Simtec Electronics >> s3c2410_nand_probe(c034bff0) >> s3c24xx-nand s3c2440-nand: mapped registers at c9400000 >> result 0 from 100000, 0 >> result 3 from 100000, 25 >> result 2 from 100000, 15 >> s3c24xx-nand s3c2440-nand: Tacls=1, 10ns Twrph0=3 30ns, Twrph1=2 20ns >> s3c24xx-nand s3c2440-nand: NF_CONF is 0xc21e >> initialising set 0 (c791a400, info c791e860) >> s3c24xx-nand s3c2440-nand: NAND soft ECC >> NAND device: Manufacturer ID: 0xec, Chip ID: 0xaa (Samsung NAND 256MiB >> 1,8V 8-bit) >> s3c24xx-nand s3c2440-nand: chip c791a588 => page shift 11 >> 6 cmdlinepart partitions found on MTD device neo1973-nand >> Creating 6 MTD partitions on "neo1973-nand": >> 0x000000000000-0x000000040000 : "qi" >> glamo-mci glamo-mci.0: powered (vdd = 21) clk: 399kHz div=0 (req: >> 400kHz). Bus width=0 >> 0x000000040000-0x000000080000 : "depr-ub-env" >> 0x000000080000-0x000000880000 : "kernel" >> 0x000000880000-0x000000920000 : "depr" >> glamo-mci glamo-mci.0: powered (vdd = 21) clk: 399kHz div=0 (req: >> 400kHz). Bus width=0 >> 0x000000920000-0x000000960000 : "identity-ext2" >> 0x000000960000-0x000010000000 : "rootfs" >> glamo-mci glamo-mci.0: powered (vdd = 21) clk: 399kHz div=0 (req: >> 400kHz). Bus width=0 >> initialised ok >> s3c2410_udc: debugfs dir creation failed -19 >> s3c2440-usbgadget s3c2440-usbgadget: S3C2440: increasing FIFO to 128 bytes >> usb0: MAC 00:1f:11:01:67:82 >> usb0: HOST MAC 00:1f:11:01:67:83 >> g_ether gadget: Ethernet Gadget, version: Memorial Day 2008 >> g_ether gadget: g_ether ready >> mice: PS/2 mouse device common for all mice >> s3c2440-ts s3c2440-ts: Starting >> s3c2440-ts s3c2440-ts: Created Group filter len:12 coords:2 close:10 thresh:6 >> s3c2440-ts s3c2440-ts: Created Median filter len:20 coords:2 dec_threshold:24 >> s3c2440-ts s3c2440-ts: Created Mean filter len:4 coords:2 >> s3c2440-ts s3c2440-ts: Created Linear filter coords:2 >> s3c2440-ts s3c2440-ts: 4 filter(s) initialized >> s3c2440-ts s3c2440-ts: Successfully loaded >> input: s3c2410 TouchScreen as /class/input/input0 >> input: PCF50633 PMU events as /class/input/input1 >> pcf50633-rtc pcf50633-rtc: rtc core: registered pcf50633-rtc as rtc0 >> >> >> >> >> >>> tried to build on gdrm-2.6.32, but backlight is gone... I seems that >>> if I build with the obsolete xxxx_glamo_fb, then it works... >> >> >> >> -- >> rgrds, >> mobi phil >> >> being mobile, but including technology >> http://mobiphil.com >> > > > > -- > rgrds, > mobi phil > > being mobile, but including technology > http://mobiphil.com > -- rgrds, mobi phil being mobile, but including technology http://mobiphil.com
