diff options
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/psci.S | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/arm/cpu/armv7/sunxi/psci.S b/arch/arm/cpu/armv7/sunxi/psci.S index 7ec0500..bbfeec8 100644 --- a/arch/arm/cpu/armv7/sunxi/psci.S +++ b/arch/arm/cpu/armv7/sunxi/psci.S @@ -165,12 +165,12 @@ psci_cpu_on: str r6, [r5] @ Reset CPU @ l1 invalidate - ldr r6, [r0, #0x184] + ldr r6, [r0, #0x184] @ CPUCFG_GEN_CTRL_REG bic r6, r6, r4 str r6, [r0, #0x184] - @ Lock CPU - ldr r6, [r0, #0x1e4] + @ Lock CPU (Disable external debug access) + ldr r6, [r0, #0x1e4] @ CPUCFG_DBG_CTL1_REG bic r6, r6, r4 str r6, [r0, #0x1e4] @@ -178,13 +178,13 @@ psci_cpu_on: movw r6, #0x1ff movt r6, #0 1: lsrs r6, r6, #1 - str r6, [r0, #0x1b0] + str r6, [r0, #0x1b0] @ CPU1_PWR_CLAMP bne 1b timer_wait r1, TEN_MS @ Clear power gating - ldr r6, [r0, #0x1b4] + ldr r6, [r0, #0x1b4] @ CPU1_PWROFF_REG bic r6, r6, #1 str r6, [r0, #0x1b4] @@ -192,8 +192,8 @@ psci_cpu_on: mov r6, #3 str r6, [r5] - @ Unlock CPU - ldr r6, [r0, #0x1e4] + @ Unlock CPU (Enable external debug access) + ldr r6, [r0, #0x1e4] @ CPUCFG_DBG_CTL1_REG orr r6, r6, r4 str r6, [r0, #0x1e4] |