tree: git://github.com/linux-chenxing/linux.git mstar_v5_14_rebase head: 651efd0e52f225e60faa8b30f9768021e2104d3c commit: c1569e4f0b838c4a36a86a3ba7695da03b107ba2 [174/352] ARM: mstar: PM config: arm-allyesconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 10.3.0 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 # https://github.com/linux-chenxing/linux/commit/c1569e4f0b838c4a36a86a3ba7... git remote add linux-chenxing git://github.com/linux-chenxing/linux.git git fetch --no-tags linux-chenxing mstar_v5_14_rebase git checkout c1569e4f0b838c4a36a86a3ba7695da03b107ba2 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All error/warnings (new ones prefixed by >>): 83 | int __init msc313_pm_init(void) | ^~~~~~~~~~~~~~ arch/arm/mach-mstar/pm.c: In function 'msc313_pm_init': arch/arm/mach-mstar/pm.c:152:1: warning: label 'put_node' defined but not used [-Wunused-label] 152 | put_node: | ^~~~~~~~ arch/arm/mach-mstar/pm.c:89:16: warning: unused variable 'imi_base' [-Wunused-variable] 89 | void __iomem *imi_base; | ^~~~~~~~ arch/arm/mach-mstar/pm.c:88:19: warning: unused variable 'imi_pool' [-Wunused-variable] 88 | struct gen_pool *imi_pool; | ^~~~~~~~ arch/arm/mach-mstar/pm.c:87:26: warning: unused variable 'pdev' [-Wunused-variable] 87 | struct platform_device *pdev; | ^~~~ -- arch/arm/mach-mstar/suspend-msc313.S: Assembler messages: arch/arm/mach-mstar/suspend-msc313.S:172: Error: selected processor does not support `movw r7,#(1<<(9))|(1<<(8))' in ARM mode vim +149 arch/arm/mach-mstar/suspend-msc313.S 123 124 //This must run in SRAM 125 ENTRY(msc313_suspend_imi) 126 // setup r1 to point to the pm_uart 127 ldr r1, [r0, PMINFO_BANK_UART] 128 129 // First block all access except one in group 0, cpu? 130 // miu-2 131 setbank PMINFO_BANK_MIU_DIG 132 setword_defuq MIU_DIG_GROUP0_REQ_MASK, 0xfffe 133 setword_defuq MIU_DIG_GROUP1_REQ_MASK, 0xffff 134 setword_defuq MIU_DIG_GROUP2_REQ_MASK, 0xffff 135 setword_defuq MIU_DIG_GROUP3_REQ_MASK, 0xffff 136 // miu-1 137 setbank PMINFO_BANK_MIU_DIG1 138 setword 0x06, 0xffff 139 setword 0x26, 0xffff 140 // wait for everything to finish 141 delay 142 143 // miu-2 144 setbank PMINFO_BANK_MIU_DIG 145 // single command mode register 146 setword_defuq MIU_DIG_MRX, 0x0400 147 // turn off auto refresh and ODT 148 setbits MIU_DIG_CNTRL0, MIU_DIG_CNTRL0_REFRESH_OFF 150 151 // trigger all banks precharge to put the ddr2 back into idle 152 // clear command and auto init 154 MIU_DIG_CNTRL0_CMD_CAS | \ 155 MIU_DIG_CNTRL0_CMD_WE | \ 156 MIU_DIG_CNTRL0_CMD_ISSUE | \ 157 MIU_DIG_CNTRL0_INIT_MIU 158 // cas high trigger command 159 setbits MIU_DIG_CNTRL0, MIU_DIG_CNTRL0_CMD_CAS | \ 160 MIU_DIG_CNTRL0_CMD_ISSUE 161 // wait for command to complete 162 pollbit MIU_DIG_CNTRL0, MIU_DIG_CNTRL0_CMD_DONE 163 // clear command issue and casz 165 MIU_DIG_CNTRL0_CMD_ISSUE 166 // we# high 167 setbits MIU_DIG_CNTRL0, MIU_DIG_CNTRL0_CMD_WE | \ 168 MIU_DIG_CNTRL0_CMD_ISSUE 169 // wait for command to complete 170 pollbit MIU_DIG_CNTRL0, MIU_DIG_CNTRL0_CMD_DONE 171 // clear command issue and we 172 clearbits MIU_DIG_CNTRL0, MIU_DIG_CNTRL0_CMD_WE | \ 173 MIU_DIG_CNTRL0_CMD_ISSUE 174 // mask all requests 175 setword_defuq MIU_DIG_GROUP0_REQ_MASK, 0xffff 176 // set self refresh 177 setbits MIU_DIG_CNTRL0, MIU_DIG_CNTRL0_SELF_REFRESH 178 179 // Now that the DDR is doing it's own thing disable 180 // power everything down to save energy 181 182 // miu-2 183 setbank 0x10 184 setbits 0x04, 0xf000 // mclk delay etc 185 // miu-0 186 setbank PMINFO_BANK_MIU_ANA 187 setbits 0x00, 0x0018 // set gpio mode, output highz 188 setword 0x54, 0xc070 // unknown 189 setword 0x08, 0x0000 // clear rx en 190 191 // not sure what this does. causes the cpu to lock up though 192 //wriu 0x3c24 0x30 //reg_pwoff_rst0_en, reg_pwoff_rst1_en 193 //ldr r4, =0x1f007800 194 //setbyte 0x24 0x30 195 196 // Unlock the power down stuff 197 setbank 0x0 198 setbyte 0x38, 0x0c 199 setword 0x24, 0xbabe 200 setbyte 0x6e, 0xa5 //commented out in new sdk 201 202 // Finally set pm_gpio4 to turn the lights off 203 setbank 0x4 204 setbyte 0x08, 0x10 205 206 putch '!' 207 newline 208 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org