From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiko Schocher Date: Mon, 16 Nov 2015 09:57:31 +0100 Subject: [U-Boot] U-Boot, avr32: compiler warning with In-Reply-To: <56499861.7080909@gmail.com> References: <564977B6.3060906@denx.de> <56499861.7080909@gmail.com> Message-ID: <56499A7B.2060206@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hello Andreas, Am 16.11.2015 um 09:48 schrieb Andreas Bie?mann: > Hi Heiko, > > On 11/16/2015 07:29 AM, Heiko Schocher wrote: >> Hello Simon, >> >> I see an compile error for avr32 on travis.org for current mainline >> U-Boot, see [1]. >> >> git bisecting it, with the information that last working avr32 build >> on travis.org is [2], shows: >> >> pollux:u-boot hs [(kein Branch, bin?re Suche begonnen bei 20151116)] $ >> git bisect log >> git bisect start >> # good: [a5325cd5e91f77a2214e80198ae31c1d8b7e7c3c] configs: Remove >> CONFIG_SERIAL_MULTI >> git bisect good a5325cd5e91f77a2214e80198ae31c1d8b7e7c3c >> # bad: [ae27120c31d58b8bb694d9155bcffdcfae8552a6] Merge >> git://git.denx.de/u-boot-dm >> git bisect bad ae27120c31d58b8bb694d9155bcffdcfae8552a6 >> # bad: [bae34335e8aef46d7103907580c40f18f1876bb0] exynos: Remove >> unneeded device tree control #ifdefs >> git bisect bad bae34335e8aef46d7103907580c40f18f1876bb0 >> # bad: [f615e6a64d23952d3c68b9ac92b4ef5fa5ebdf8a] dm: power: Add support >> for S5M8767 regulators >> git bisect bad f615e6a64d23952d3c68b9ac92b4ef5fa5ebdf8a >> # bad: [f1ac35b7a6c6bc878d473b5955370b1cc49dba54] exynos: dts: Sync up >> I2C ports with the kernel >> git bisect bad f1ac35b7a6c6bc878d473b5955370b1cc49dba54 >> # good: [7fc65bcf8a0a5463db86efbb273a40448c845efc] dm: i2c: Move >> definitions to the top of the header file >> git bisect good 7fc65bcf8a0a5463db86efbb273a40448c845efc >> # bad: [b725dc458f9db44957d4f541d05defe178dda7b5] i2c: Add a mux for >> GPIO-based I2C bus arbitration >> git bisect bad b725dc458f9db44957d4f541d05defe178dda7b5 >> # bad: [3d1957f0ea0133ec06f9c6fd85dc1acdf66ad29c] dm: i2c: Add support >> for multiplexed I2C buses >> git bisect bad 3d1957f0ea0133ec06f9c6fd85dc1acdf66ad29c >> # good: [df358c6beca8f7cc2f2b67c54f0bf255ebd5cc22] dm: i2c: Add a >> function to transfer messages >> git bisect good df358c6beca8f7cc2f2b67c54f0bf255ebd5cc22 >> # first bad commit: [3d1957f0ea0133ec06f9c6fd85dc1acdf66ad29c] dm: i2c: >> Add support for multiplexed I2C buses >> pollux:u-boot hs [(kein Branch, bin?re Suche begonnen bei 20151116)] $ >> >> Hmm... it seems, that introducing the subdir "muxes" leads into >> this error for avr32 ... I just tried the following patch: > > I know about this but had no time to investigate it deeper. It seems > this is a toolchain problem ... and there is no way to get another > toolchain. > >> diff --git a/drivers/i2c/Makefile b/drivers/i2c/Makefile >> index 32198bd..811ad9b 100644 >> --- a/drivers/i2c/Makefile >> +++ b/drivers/i2c/Makefile >> @@ -40,4 +40,4 @@ obj-$(CONFIG_SYS_I2C_UNIPHIER) += i2c-uniphier.o >> obj-$(CONFIG_SYS_I2C_UNIPHIER_F) += i2c-uniphier-f.o >> obj-$(CONFIG_SYS_I2C_ZYNQ) += zynq_i2c.o >> >> -obj-y += muxes/ >> +obj-$(CONFIG_I2C_MUX) += muxes/ >> pollux:u-boot hs [20151116] $ >> >> and the error "drivers/i2c/built-in.o: warning: input is not relaxable" >> is gone ... >> >> Do you have an idea, why this breaks? Is above patch a valid fix? >> (I checked, that all boards using CONFIG_I2C_ARB_GPIO_CHALLENGE have >> also set CONFIG_I2C_MUX) > > For me this is a valid fix. Would you send a proper patch? Yes, of course, but I want to wait for Simons comment, thanks! bye, Heiko > > Andreas > >> >> bye, >> Heiko >> [1] current U-Boot compile error for avr32 on travis.org: >> https://travis-ci.org/u-boot/u-boot/jobs/90954387 >> >> [2] last working U-Boot compile on travis.org for avr32: >> https://travis-ci.org/u-boot/u-boot/builds/74310800 > -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany