commit 6a66c9b84efafc4cc4696e2c0b71a0809711d297
author macro.wave.z@gmail.com <macro.wave.z@gmail.com> Thu Dec 08 11:58:24 2016 +0800
committer York Sun <york.sun@nxp.com> Thu Dec 15 11:57:44 2016 -0800
tree 7c92a590ce69840e831fe889ddfe37158206289a
parent d8f5af984259b0ca2e81dea1d1a00f35a0d6accd

ARMv8: Add basic PSCI framework

This patch introduces a generic ARMv8 PSCI framework, with all functions
returning a dummy ARM_PSCI_RET_NI (Not Implemented), then it is up to each
platform to implement their own functions based on this framework.

Signed-off-by: Hongbo Zhang <hongbo.zhang@nxp.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: York Sun <york.sun@nxp.com>

arch/arm/include/asm/psci.h

diff --git a/arch/arm/include/asm/psci.h b/arch/arm/include/asm/psci.h
index 9f1f779..ac8b00d 100644
--- a/arch/arm/include/asm/psci.h
+++ b/arch/arm/include/asm/psci.h
@@ -45,6 +45,9 @@
 #define ARM_PSCI_0_2_FN_BASE			0x84000000
 #define ARM_PSCI_0_2_FN(n)			(ARM_PSCI_0_2_FN_BASE + (n))
 
+#define ARM_PSCI_0_2_FN64_BASE			0xC4000000
+#define ARM_PSCI_0_2_FN64(n)			(ARM_PSCI_0_2_FN64_BASE + (n))
+
 #define ARM_PSCI_0_2_FN_PSCI_VERSION		ARM_PSCI_0_2_FN(0)
 #define ARM_PSCI_0_2_FN_CPU_SUSPEND		ARM_PSCI_0_2_FN(1)
 #define ARM_PSCI_0_2_FN_CPU_OFF			ARM_PSCI_0_2_FN(2)
@@ -56,6 +59,12 @@
 #define ARM_PSCI_0_2_FN_SYSTEM_OFF		ARM_PSCI_0_2_FN(8)
 #define ARM_PSCI_0_2_FN_SYSTEM_RESET		ARM_PSCI_0_2_FN(9)
 
+#define ARM_PSCI_0_2_FN64_CPU_SUSPEND		ARM_PSCI_0_2_FN64(1)
+#define ARM_PSCI_0_2_FN64_CPU_ON		ARM_PSCI_0_2_FN64(3)
+#define ARM_PSCI_0_2_FN64_AFFINITY_INFO		ARM_PSCI_0_2_FN64(4)
+#define ARM_PSCI_0_2_FN64_MIGRATE		ARM_PSCI_0_2_FN64(5)
+#define ARM_PSCI_0_2_FN64_MIGRATE_INFO_UP_CPU	ARM_PSCI_0_2_FN64(7)
+
 /* PSCI 1.0 interface */
 #define ARM_PSCI_1_0_FN_PSCI_FEATURES		ARM_PSCI_0_2_FN(10)
 #define ARM_PSCI_1_0_FN_CPU_FREEZE		ARM_PSCI_0_2_FN(11)
@@ -66,6 +75,12 @@
 #define ARM_PSCI_1_0_FN_STAT_RESIDENCY		ARM_PSCI_0_2_FN(16)
 #define ARM_PSCI_1_0_FN_STAT_COUNT		ARM_PSCI_0_2_FN(17)
 
+#define ARM_PSCI_1_0_FN64_CPU_DEFAULT_SUSPEND	ARM_PSCI_0_2_FN64(12)
+#define ARM_PSCI_1_0_FN64_NODE_HW_STATE		ARM_PSCI_0_2_FN64(13)
+#define ARM_PSCI_1_0_FN64_SYSTEM_SUSPEND	ARM_PSCI_0_2_FN64(14)
+#define ARM_PSCI_1_0_FN64_STAT_RESIDENCY	ARM_PSCI_0_2_FN64(16)
+#define ARM_PSCI_1_0_FN64_STAT_COUNT		ARM_PSCI_0_2_FN64(17)
+
 /* 1KB stack per core */
 #define ARM_PSCI_STACK_SHIFT	10
 #define ARM_PSCI_STACK_SIZE	(1 << ARM_PSCI_STACK_SHIFT)