Hi Li, Thank you for the patch! Yet something to improve: [auto build test ERROR on robh/for-next] [also build test ERROR on linus/master v5.9-rc2 next-20200824] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Li-Jun/dt-bindings-phy-imx8mq-us... base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: arm-randconfig-r024-20200824 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project b587ca93be114d07ec3bf654add97d7872325281) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): value |= FIELD_PREP(PHY_CTRL0_FSEL_MASK, PHY_CTRL0_FSEL_24M); ^ 1 error generated. # https://github.com/0day-ci/linux/commit/e9388d5c8e328a7be2ffe214e8c6a5d51... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Li-Jun/dt-bindings-phy-imx8mq-usb-add-compatible-string-for-imx8mp-usb-phy/20200824-144136 git checkout e9388d5c8e328a7be2ffe214e8c6a5d510eecf1c vim +/FIELD_PREP +74 drivers/phy/freescale/phy-fsl-imx8mq-usb.c 65 66 static int imx8mp_usb_phy_init(struct phy *phy) 67 { 68 struct imx8mq_usb_phy *imx_phy = phy_get_drvdata(phy); 69 u32 value; 70 71 /* USB3.0 PHY signal fsel for 24M ref */ 72 value = readl(imx_phy->base + PHY_CTRL0); 73 value &= ~PHY_CTRL0_FSEL_MASK; 75 writel(value, imx_phy->base + PHY_CTRL0); 76 77 /* Disable alt_clk_en and use internal MPLL clocks */ 78 value = readl(imx_phy->base + PHY_CTRL6); 79 value &= ~(PHY_CTRL6_ALT_CLK_SEL | PHY_CTRL6_ALT_CLK_EN); 80 writel(value, imx_phy->base + PHY_CTRL6); 81 82 value = readl(imx_phy->base + PHY_CTRL1); 83 value &= ~(PHY_CTRL1_VDATSRCENB0 | PHY_CTRL1_VDATDETENB0); 84 value |= PHY_CTRL1_RESET | PHY_CTRL1_ATERESET; 85 writel(value, imx_phy->base + PHY_CTRL1); 86 87 value = readl(imx_phy->base + PHY_CTRL0); 88 value |= PHY_CTRL0_REF_SSP_EN; 89 writel(value, imx_phy->base + PHY_CTRL0); 90 91 value = readl(imx_phy->base + PHY_CTRL2); 92 value |= PHY_CTRL2_TXENABLEN0 | PHY_CTRL2_OTG_DISABLE; 93 writel(value, imx_phy->base + PHY_CTRL2); 94 95 udelay(10); 96 97 value = readl(imx_phy->base + PHY_CTRL1); 98 value &= ~(PHY_CTRL1_RESET | PHY_CTRL1_ATERESET); 99 writel(value, imx_phy->base + PHY_CTRL1); 100 101 return 0; 102 } 103 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org