_sunxi_cpu_entry can be converted completely into a reusable psci_cpu_entry. Tegra124 will use it as well.
Signed-off-by: Jan Kiszka jan.kiszka@siemens.com --- arch/arm/cpu/armv7/psci.S | 19 +++++++++++++++++++ arch/arm/cpu/armv7/sunxi/psci.S | 21 ++------------------- 2 files changed, 21 insertions(+), 19 deletions(-)
diff --git a/arch/arm/cpu/armv7/psci.S b/arch/arm/cpu/armv7/psci.S index d688607..e916d71 100644 --- a/arch/arm/cpu/armv7/psci.S +++ b/arch/arm/cpu/armv7/psci.S @@ -170,4 +170,23 @@ ENTRY(psci_cpu_off_common) bx lr ENDPROC(psci_cpu_off_common)
+ENTRY(psci_cpu_entry) + @ Set SMP bit + mrc p15, 0, r0, c1, c0, 1 @ ACTLR + orr r0, r0, #(1 << 6) @ Set SMP bit + mcr p15, 0, r0, c1, c0, 1 @ ACTLR + isb + + bl _nonsec_init + bl psci_arch_init + + adr r0, _psci_target_pc + ldr r0, [r0] + b _do_nonsec_entry +ENDPROC(psci_cpu_entry) + +.globl _psci_target_pc +_psci_target_pc: + .word 0 + .popsection diff --git a/arch/arm/cpu/armv7/sunxi/psci.S b/arch/arm/cpu/armv7/sunxi/psci.S index 6785fdd..c3a8dc1 100644 --- a/arch/arm/cpu/armv7/sunxi/psci.S +++ b/arch/arm/cpu/armv7/sunxi/psci.S @@ -138,7 +138,7 @@ out: mcr p15, 0, r7, c1, c1, 0 @ r2 = target PC .globl psci_cpu_on psci_cpu_on: - adr r0, _target_pc + ldr r0, =_psci_target_pc str r2, [r0] dsb
@@ -150,7 +150,7 @@ psci_cpu_on: mov r4, #1 lsl r4, r4, r1
- adr r6, _sunxi_cpu_entry + ldr r6, =psci_cpu_entry str r6, [r0, #0x1a4] @ PRIVATE_REG (boot vector)
@ Assert reset on target CPU @@ -196,23 +196,6 @@ psci_cpu_on: mov r0, #ARM_PSCI_RET_SUCCESS @ Return PSCI_RET_SUCCESS mov pc, lr
-_target_pc: - .word 0 - -_sunxi_cpu_entry: - @ Set SMP bit - mrc p15, 0, r0, c1, c0, 1 - orr r0, r0, #0x40 - mcr p15, 0, r0, c1, c0, 1 - isb - - bl _nonsec_init - bl psci_arch_init - - adr r0, _target_pc - ldr r0, [r0] - b _do_nonsec_entry - .globl psci_cpu_off psci_cpu_off: bl psci_cpu_off_common