From: Christophe Leroy Date: Wed, 21 Apr 2021 17:24:03 +0000 (+0000) Subject: powerpc/52xx: Fix an invalid ASM expression ('addi' used instead of 'add') X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8a87a507714386efc39c3ae6fa24d4f79846b522;p=linux.git powerpc/52xx: Fix an invalid ASM expression ('addi' used instead of 'add') AS arch/powerpc/platforms/52xx/lite5200_sleep.o arch/powerpc/platforms/52xx/lite5200_sleep.S: Assembler messages: arch/powerpc/platforms/52xx/lite5200_sleep.S:184: Warning: invalid register expression In the following code, 'addi' is wrong, has to be 'add' /* local udelay in sram is needed */ udelay: /* r11 - tb_ticks_per_usec, r12 - usecs, overwrites r13 */ mullw r12, r12, r11 mftb r13 /* start */ addi r12, r13, r12 /* end */ Fixes: ee983079ce04 ("[POWERPC] MPC5200 low power mode") Signed-off-by: Christophe Leroy Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/cb4cec9131c8577803367f1699209a7e104cec2a.1619025821.git.christophe.leroy@csgroup.eu --- diff --git a/arch/powerpc/platforms/52xx/lite5200_sleep.S b/arch/powerpc/platforms/52xx/lite5200_sleep.S index 11475c58ea431..afee8b1515a8e 100644 --- a/arch/powerpc/platforms/52xx/lite5200_sleep.S +++ b/arch/powerpc/platforms/52xx/lite5200_sleep.S @@ -181,7 +181,7 @@ sram_code: udelay: /* r11 - tb_ticks_per_usec, r12 - usecs, overwrites r13 */ mullw r12, r12, r11 mftb r13 /* start */ - addi r12, r13, r12 /* end */ + add r12, r13, r12 /* end */ 1: mftb r13 /* current */ cmp cr0, r13, r12