rockchip/rk3399: enable PMU_PERILP_PD_EN bit when suspend

with PMU_PERILP_PD_EN bit enable, the soc will shutdown
cm0, crypto, dcf, imem(normal SRAM), dmac, bootrom, efuse_con,
spi, i2c, uart, saradc, tsadc when suspend, we have M0 code
need to run when suspend in normal SRAM, so we need to take
care of that.

Change-Id: I8c066637e5b81d4b1d53197450b9d592cbe00793
Signed-off-by: Lin Huang <hl@rock-chips.com>
Signed-off-by: Derek Basehore <dbasehore@chromium.org>
Signed-off-by: Caesar Wang <wxt@rock-chips.com>
diff --git a/plat/rockchip/common/include/plat_private.h b/plat/rockchip/common/include/plat_private.h
index f0aee08..b9540f2 100644
--- a/plat/rockchip/common/include/plat_private.h
+++ b/plat/rockchip/common/include/plat_private.h
@@ -24,7 +24,9 @@
 extern uint32_t __bl31_sram_text_start, __bl31_sram_text_end;
 extern uint32_t __bl31_sram_data_start, __bl31_sram_data_end;
 extern uint32_t __bl31_sram_stack_start, __bl31_sram_stack_end;
+extern uint32_t __bl31_sram_text_real_end, __bl31_sram_data_real_end;
 extern uint32_t __sram_incbin_start, __sram_incbin_end;
+extern uint32_t __sram_incbin_real_end;
 
 
 /******************************************************************************
diff --git a/plat/rockchip/common/pmusram/pmu_sram_cpus_on.S b/plat/rockchip/common/pmusram/pmu_sram_cpus_on.S
index 64261ac..06dfea9 100644
--- a/plat/rockchip/common/pmusram/pmu_sram_cpus_on.S
+++ b/plat/rockchip/common/pmusram/pmu_sram_cpus_on.S
@@ -25,7 +25,7 @@
 	mov     sp, x2
 	bl	dmc_restore
 #endif
-
+	bl	sram_restore
 sys_resume:
 	bl	psci_entrypoint
 endfunc pmu_cpuson_entrypoint