Hi Mark, It's probably a bug fix that unveils the link errors. tree: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git for-next head: d661a226ebf2961631a3961f2463f5db1b132430 commit: 6f2e2fffd91fd9b4364fbefb78ebbe46d05b0bdd [1/2] Merge branch 'spi-5.5' into spi-linus config: sparc64-randconfig-a001-20191209 (attached as .config) compiler: sparc64-linux-gcc (GCC) 7.5.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 6f2e2fffd91fd9b4364fbefb78ebbe46d05b0bdd # save the attached .config to linux build tree GCC_VERSION=7.5.0 make.cross ARCH=sparc64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): drivers/spi/spi-fsl-spi.o: In function `of_fsl_spi_probe': >> drivers/spi/spi-fsl-spi.c:749: undefined reference to `of_irq_to_resource' vim +749 drivers/spi/spi-fsl-spi.c 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 702 fd4a319bc933ae drivers/spi/spi-fsl-spi.c Grant Likely 2012-12-07 703 static int of_fsl_spi_probe(struct platform_device *ofdev) 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 704 { 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 705 struct device *dev = &ofdev->dev; 61c7a080a5a061 drivers/spi/spi_mpc8xxx.c Grant Likely 2010-04-13 706 struct device_node *np = ofdev->dev.of_node; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 707 struct spi_master *master; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 708 struct resource mem; 500a32abaf818b drivers/spi/spi-fsl-spi.c Liu Xiang 2017-03-09 709 int irq = 0, type; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 710 int ret = -ENOMEM; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 711 18d306d1375696 drivers/spi/spi_fsl_spi.c Grant Likely 2011-02-22 712 ret = of_mpc8xxx_spi_probe(ofdev); b36ece832512c1 drivers/spi/spi_fsl_spi.c Mingkai Hu 2010-10-12 713 if (ret) b36ece832512c1 drivers/spi/spi_fsl_spi.c Mingkai Hu 2010-10-12 714 return ret; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 715 447b0c7b939f1d drivers/spi/spi-fsl-spi.c Andreas Larsson 2013-02-15 716 type = fsl_spi_get_type(&ofdev->dev); 447b0c7b939f1d drivers/spi/spi-fsl-spi.c Andreas Larsson 2013-02-15 717 if (type == TYPE_FSL) { 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 718 struct fsl_spi_platform_data *pdata = dev_get_platdata(dev); 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 719 #if IS_ENABLED(CONFIG_FSL_SOC) 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 720 struct mpc8xxx_spi_probe_info *pinfo = to_of_pinfo(pdata); 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 721 bool spisel_boot = of_property_read_bool(np, "fsl,spisel_boot"); 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 722 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 723 if (spisel_boot) { 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 724 pinfo->immr_spi_cs = ioremap(get_immrbase() + IMMR_SPI_CS_OFFSET, 4); 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 725 if (!pinfo->immr_spi_cs) { 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 726 ret = -ENOMEM; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 727 goto err; 447b0c7b939f1d drivers/spi/spi-fsl-spi.c Andreas Larsson 2013-02-15 728 } 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 729 } 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 730 #endif 7251953d784baf drivers/spi/spi-fsl-spi.c Linus Walleij 2019-11-28 731 /* 7251953d784baf drivers/spi/spi-fsl-spi.c Linus Walleij 2019-11-28 732 * Handle the case where we have one hardwired (always selected) 7251953d784baf drivers/spi/spi-fsl-spi.c Linus Walleij 2019-11-28 733 * device on the first "chipselect". Else we let the core code 7251953d784baf drivers/spi/spi-fsl-spi.c Linus Walleij 2019-11-28 734 * handle any GPIOs or native chip selects and assign the 7251953d784baf drivers/spi/spi-fsl-spi.c Linus Walleij 2019-11-28 735 * appropriate callback for dealing with the CS lines. This isn't 7251953d784baf drivers/spi/spi-fsl-spi.c Linus Walleij 2019-11-28 736 * supported on the GRLIB variant. 7251953d784baf drivers/spi/spi-fsl-spi.c Linus Walleij 2019-11-28 737 */ 7251953d784baf drivers/spi/spi-fsl-spi.c Linus Walleij 2019-11-28 738 ret = gpiod_count(dev, "cs"); 7251953d784baf drivers/spi/spi-fsl-spi.c Linus Walleij 2019-11-28 739 if (ret <= 0) 7251953d784baf drivers/spi/spi-fsl-spi.c Linus Walleij 2019-11-28 740 pdata->max_chipselect = 1; 7251953d784baf drivers/spi/spi-fsl-spi.c Linus Walleij 2019-11-28 741 else 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 742 pdata->cs_control = fsl_spi_cs_control; 0f0581b24bd019 drivers/spi/spi-fsl-spi.c Linus Walleij 2019-08-04 743 } 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 744 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 745 ret = of_address_to_resource(np, 0, &mem); 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 746 if (ret) 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 747 goto err; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 748 3194d2533efffa drivers/spi/spi-fsl-spi.c Christophe Leroy 2019-12-09 @749 irq = of_irq_to_resource(np, 0, NULL); 3194d2533efffa drivers/spi/spi-fsl-spi.c Christophe Leroy 2019-12-09 750 if (irq <= 0) { 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 751 ret = -EINVAL; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 752 goto err; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 753 } 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 754 e8beacbb85a5c1 drivers/spi/spi-fsl-spi.c Andreas Larsson 2013-02-15 755 master = fsl_spi_probe(dev, &mem, irq); 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 756 if (IS_ERR(master)) { 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 757 ret = PTR_ERR(master); 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 758 goto err; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 759 } 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 760 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 761 return 0; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 762 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 763 err: 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 764 return ret; 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 765 } 35b4b3c0c1265f drivers/spi/spi_mpc83xx.c Anton Vorontsov 2009-03-31 766 :::::: The code at line 749 was first introduced by commit :::::: 3194d2533efffae8b815d84729ecc58b6a9000ab spi: fsl: don't map irq during probe :::::: TO: Christophe Leroy <christophe.leroy@xxxxxx> :::::: CC: Mark Brown <broonie@xxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx Intel Corporation
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