summaryrefslogtreecommitdiff
path: root/drivers/misc
diff options
context:
space:
mode:
authorTomas Winkler <tomas.winkler@intel.com>2014-03-18 22:51:56 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-05-03 19:20:23 -0400
commitad4d355b4b9764373baaf9e8de6613919e1342fa (patch)
treeae6cb81dadce75912e9c9f2b85625cf5ed9af4cc /drivers/misc
parent4fcbc99b7565f915bea58e14b5e6f089bf9abf16 (diff)
mei: me: introduce power gating registers
LPT devices have internal power gating handled through registers and hbm calls Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/mei/hw-me-regs.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h
index cabc04383685..a7856c0ac576 100644
--- a/drivers/misc/mei/hw-me-regs.h
+++ b/drivers/misc/mei/hw-me-regs.h
@@ -133,6 +133,8 @@
#define ME_CB_RW 8
/* ME_CSR_HA - ME Control Status Host Access register (read only) */
#define ME_CSR_HA 0xC
+/* H_HGC_CSR - PGI register */
+#define H_HPG_CSR 0x10
/* register bits of H_CSR (Host Control Status register) */
@@ -162,6 +164,8 @@ access to ME_CBD */
#define ME_CBWP_HRA 0x00FF0000
/* ME CB Read Pointer HRA - host read only access to ME_CBRP */
#define ME_CBRP_HRA 0x0000FF00
+/* ME Power Gate Isolation Capability HRA - host ready only access */
+#define ME_PGIC_HRA 0x00000040
/* ME Reset HRA - host read only access to ME_RST */
#define ME_RST_HRA 0x00000010
/* ME Ready HRA - host read only access to ME_RDY */
@@ -173,4 +177,9 @@ access to ME_CBD */
/* ME Interrupt Enable HRA - host read only access to ME_IE */
#define ME_IE_HRA 0x00000001
+
+/* register bits - H_HPG_CSR */
+#define H_HPG_CSR_PGIHEXR 0x00000001
+#define H_HPG_CSR_PGI 0x00000002
+
#endif /* _MEI_HW_MEI_REGS_H_ */