diff options
Diffstat (limited to 'arch/arm/lib/gic_64.S')
-rw-r--r-- | arch/arm/lib/gic_64.S | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/arm/lib/gic_64.S b/arch/arm/lib/gic_64.S index 86cd882fc75..7fa48648d9d 100644 --- a/arch/arm/lib/gic_64.S +++ b/arch/arm/lib/gic_64.S @@ -92,8 +92,16 @@ ENTRY(gic_init_secure_percpu) add x9, x9, #(2 << 16) b 1b +2: +#if defined(CONFIG_GICV3_SUPPORT_GIC600) + mov w10, #0x0 /* Power on redistributor */ + str w10, [x9, GICR_PWRR] +5: ldr w10, [x9, GICR_PWRR] /* Wait until the power on state is reflected */ + tbnz w10, #1, 5b /* If RDPD == 0 then powered on */ +#endif + /* x9: ReDistributor Base Address of Current CPU */ -2: mov w10, #~0x2 + mov w10, #~0x2 ldr w11, [x9, GICR_WAKER] and w11, w11, w10 /* Clear ProcessorSleep */ str w11, [x9, GICR_WAKER] |