[ +Sebastian, +Tony ] On 04/10/2015 02:18 PM, Nishanth Menon wrote: > 8250 driver should be relatively feature complete. It can co-exist > with omap-serial driver Not really; if the omap_8250 is selected then it is probed first and will be the only driver claiming omap UART ports. omap-serial would just be dead-weight. > , so just enable 8250 OMAP layer driver and > route all ttyOx references to ttySx through the standard 8250 driver > to ensure no breakage of userspace occurs. Not quite; the only automatic handling is for console only, not for userspace. Expect lots of userspace breakage. Regards, Peter Hurley > Signed-off-by: Nishanth Menon <nm@xxxxxx> > --- > Current upstream next-20150410 status: (all boards pass without this patch) > Test is a basic boot test (using omap2plus_defconfig ofcourse).. > > Ofcourse: > [ 0.001035] WARNING: Your 'console=ttyO0' has been replaced by 'ttyS0' > does not help userspace when they are not able to dynamically handle switch. > > Just curious if folks feel we are ready for this switch yet... > > ttyS-change > 1: am335x-evm: BOOT: PASS: http://paste.ubuntu.org.cn/2551733 > 2: am335x-sk: BOOT: FAIL: http://paste.ubuntu.org.cn/2551734 > 3: am3517-evm: BOOT: FAIL: http://paste.ubuntu.org.cn/2551735 > 4: am37x-evm: BOOT: FAIL: http://paste.ubuntu.org.cn/2551736 > 5: am437x-sk: BOOT: FAIL: http://paste.ubuntu.org.cn/2551737 > 6: am43xx-epos: BOOT: FAIL: http://paste.ubuntu.org.cn/2551738 > 7: am43xx-gpevm: BOOT: PASS: http://paste.ubuntu.org.cn/2551739 > 8: BeagleBoard-XM: BOOT: FAIL: http://paste.ubuntu.org.cn/2551740 > 9: beagleboard-vanilla: BOOT: FAIL: http://paste.ubuntu.org.cn/2551741 > 10: beaglebone-black: BOOT: PASS: http://paste.ubuntu.org.cn/2551742 > 11: beaglebone: BOOT: FAIL: http://paste.ubuntu.org.cn/2551743 > 12: craneboard: BOOT: FAIL: http://paste.ubuntu.org.cn/2551744 > 13: dra72x-evm: BOOT: FAIL: http://paste.ubuntu.org.cn/2551745 > 14: dra7xx-evm: BOOT: FAIL: http://paste.ubuntu.org.cn/2551746 > 15: OMAP3430-Labrador(LDP): BOOT: FAIL: http://paste.ubuntu.org.cn/2551747 > 16: n900: BOOT: FAIL: http://paste.ubuntu.org.cn/2551748 > 17: omap5-evm: BOOT: FAIL: http://paste.ubuntu.org.cn/2551749 > 18: pandaboard-es: BOOT: FAIL: http://paste.ubuntu.org.cn/2551750 > 19: pandaboard-vanilla: BOOT: FAIL: http://paste.ubuntu.org.cn/2551751 > 20: sdp2430: BOOT: FAIL: http://paste.ubuntu.org.cn/2551752 > 21: sdp3430: BOOT: FAIL: http://paste.ubuntu.org.cn/2551753 > 22: sdp4430: BOOT: FAIL: http://paste.ubuntu.org.cn/2551754 > TOTAL = 22 boards, Booted Boards = 3, No Boot boards = 19 > > arc/arm/configs/omap2plus_defconfig | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig > index 9ff7b54b2a83..6ef76856ac8e 100644 > --- a/arch/arm/configs/omap2plus_defconfig > +++ b/arch/arm/configs/omap2plus_defconfig > @@ -220,6 +220,8 @@ CONFIG_SERIAL_8250_MANY_PORTS=y > CONFIG_SERIAL_8250_SHARE_IRQ=y > CONFIG_SERIAL_8250_DETECT_IRQ=y > CONFIG_SERIAL_8250_RSA=y > +CONFIG_SERIAL_8250_OMAP=y > +CONFIG_SERIAL_8250_OMAP_TTYO_FIXUP=y > CONFIG_SERIAL_OF_PLATFORM=y > CONFIG_SERIAL_OMAP=y > CONFIG_SERIAL_OMAP_CONSOLE=y > -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
