Hi john, Here are the openwrt boot logs of r37568 and r35407, and i can see there are some difference of the serial init part, i bold them, but i don't know what it means, just think it may help a little.
Can i ask where can i found it in the source code? Thanks. r37568================================================= [ 0.000000] Linux version 3.10.3 (lich@lich-pc) (gcc version 4.6.4 (OpenWrt/Linaro GCC 4.6-2012.12 r37551) ) #8 Sat Jul 27 18:29:45 CST 2013 [ 0.000000] SoC Type: Ralink RT5350 id:1 rev:3 ... *[ 0.330000] Serial: 8250/16550 driver, 2 ports, IRQ sharing disabled* *[ 0.330000] 10000c00.uartlite: ttyS0 at MMIO 0x10000c00 (irq = 20) is a 16550A* *[ 0.360000] console [ttyS0] enabled, bootconsole disabled* *[ 0.360000] console [ttyS0] enabled, bootconsole disabled* [ 0.380000] m25p80 spi0.0: found pm25lq032, expected s25fl064k [ 0.400000] m25p80 spi0.0: pm25lq032 (4096 Kbytes) ... BusyBox v1.19.4 (2013-07-27 00:12:03 CST) built-in shell (ash) Enter 'help' for a list of built-in commands. _______ ________ __ | |.-----.-----.-----.| | | |.----.| |_ | - || _ | -__| || | | || _|| _| |_______|| __|_____|__|__||________||__| |____| |__| W I R E L E S S F R E E D O M ----------------------------------------------------- BARRIER BREAKER (Bleeding Edge, *r37568*) ----------------------------------------------------- * 1/2 oz Galliano Pour all ingredients into * 4 oz cold Coffee an irish coffee mug filled * 1 1/2 oz Dark Rum with crushed ice. Stir. * 2 tsp. Creme de Cacao ----------------------------------------------------- root@OpenWrt:/# /*********************************************************************************************/ *r35407*====================================================== Starting kernel ... [ 0.000000] Linux version 3.7.5 (lich@lich-pc) (gcc version 4.6.4 20121210 (prerelease) (Linaro GCC 4.6-2012.12) ) #1 Fri Apr 12 15:26:15 CST 2013 [ 0.000000] bootconsole [early0] enabled ... [ 0.000000] Memory: 29632k/32768k available (1969k kernel code, 3136k reserved, 473k data, 180k init, 0k highmem) [ 0.000000] SLUB: Genslabs=9, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [ 0.000000] NR_IRQS:48 *[ 0.000000] console [ttyS1] enabled, bootconsole disabled* *[ 0.000000] console [ttyS1] enabled, bootconsole disabled* [ 0.010000] Calibrating delay loop... 239.61 BogoMIPS (lpj=1198080) ... [ 0.320000] io scheduler noop registered [ 0.330000] io scheduler deadline registered (default) *[ 0.340000] Serial: 8250/16550 driver, 2 ports, IRQ sharing disabled* *[ 0.360000] serial8250: ttyS0 at MMIO 0x10000500 (irq = 13) is a 16550A* *[ 0.370000] serial8250: ttyS1 at MMIO 0x10000c00 (irq = 20) is a 16550A* [ 0.390000] ramips-spi ramips-spi.0: master is unqueued, this is deprecated [ 0.410000] m25p80 spi0.0: found s25fl064k, expected pm25lq032 [ 0.420000] m25p80 spi0.0: s25fl064k (8192 Kbytes) .... [ 45.440000] jffs2: notice: (1091) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found. BusyBox v1.19.4 (2013-04-11 22:01:38 CST) built-in shell (ash) Enter 'help' for a list of built-in commands. _______ ________ __ | |.-----.-----.-----.| | | |.----.| |_ | - || _ | -__| || | | || _|| _| |_______|| __|_____|__|__||________||__| |____| |__| W I R E L E S S F R E E D O M ----------------------------------------------------- BARRIER BREAKER (Bleeding Edge, r35407) ----------------------------------------------------- * 1/2 oz Galliano Pour all ingredients into * 4 oz cold Coffee an irish coffee mug filled * 1 1/2 oz Dark Rum with crushed ice. Stir. * 2 tsp. Creme de Cacao ----------------------------------------------------- root@OpenWrt:/# 2013/7/28 John Crispin <j...@phrozen.org> > On 27/07/13 19:06, Jiapeng Li wrote: > >> Hi John, >> Thank you for your so quickly reply. I recompile the openwrt as what >> you said in the email, but it doesn't work, did i miss something? The >> dts file likes this: >> >> > i will have a look in a second .... > ______________________________**_________________ > openwrt-devel mailing list > openwrt-devel@lists.openwrt.**org <openwrt-devel@lists.openwrt.org> > https://lists.openwrt.org/cgi-**bin/mailman/listinfo/openwrt-**devel<https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-devel> >
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