cpu/intel/model_206ax: Rename `cX_acpower` options

They aren't specific to AC power operation anymore. Also adapt autoport.

Change-Id: Ib04d0a08674b7d2773d440d39bd6dfbd4359e0fb
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49089
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

46 files changed, 139 insertions, 139 deletions

diff --git a/src/cpu/intel/model_206ax/acpi.c b/src/cpu/intel/model_206ax/acpi.c
index 514b1bb252..b38eb15fce 100644
--- a/src/cpu/intel/model_206ax/acpi.c
+++ b/src/cpu/intel/model_206ax/acpi.c
@@ -84,14 +84,14 @@ static void generate_C_state_entries(void)
 	acpigen_write_len_f();		/* PkgLength */
 	acpigen_emit_namestring("PWRS");
 	acpigen_emit_byte(0xa4);	/* ReturnOp */
-	generate_cstate_entries(cpu->cstates, conf->c1_acpower,
-				conf->c2_acpower, conf->c3_acpower);
+	generate_cstate_entries(cpu->cstates, conf->acpi_c1,
+				conf->acpi_c2, conf->acpi_c3);
 	acpigen_pop_len();
 
 	/* Else on battery power */
 	acpigen_emit_byte(0xa4);	/* ReturnOp */
-	generate_cstate_entries(cpu->cstates, conf->c1_acpower,
-				conf->c2_acpower, conf->c3_acpower);
+	generate_cstate_entries(cpu->cstates, conf->acpi_c1,
+				conf->acpi_c2, conf->acpi_c3);
 	acpigen_pop_len();
 }
 
diff --git a/src/cpu/intel/model_206ax/chip.h b/src/cpu/intel/model_206ax/chip.h
index aca1804498..4fff04a705 100644
--- a/src/cpu/intel/model_206ax/chip.h
+++ b/src/cpu/intel/model_206ax/chip.h
@@ -4,9 +4,9 @@
 #define SPEEDSTEP_APIC_MAGIC 0xACAC
 
 struct cpu_intel_model_206ax_config {
-	int c1_acpower;		/* ACPI C1 on AC Power */
-	int c2_acpower;		/* ACPI C2 on AC Power */
-	int c3_acpower;		/* ACPI C3 on AC Power */
+	int acpi_c1;		/* ACPI C1 */
+	int acpi_c2;		/* ACPI C2 */
+	int acpi_c3;		/* ACPI C3 */
 
 	int tcc_offset;		/* TCC Activation Offset */
 };
diff --git a/src/mainboard/apple/macbookair4_2/devicetree.cb b/src/mainboard/apple/macbookair4_2/devicetree.cb
index 7bf6be24c9..50507586ee 100644
--- a/src/mainboard/apple/macbookair4_2/devicetree.cb
+++ b/src/mainboard/apple/macbookair4_2/devicetree.cb
@@ -15,9 +15,9 @@ chip northbridge/intel/sandybridge
 	register "gpu_pch_backlight" = "0x13121312"
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/asrock/b75pro3-m/devicetree.cb b/src/mainboard/asrock/b75pro3-m/devicetree.cb
index 3838aecc85..af69d5872e 100644
--- a/src/mainboard/asrock/b75pro3-m/devicetree.cb
+++ b/src/mainboard/asrock/b75pro3-m/devicetree.cb
@@ -15,9 +15,9 @@ chip northbridge/intel/sandybridge
 	register "gpu_pch_backlight" = "0x00000000"
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/asus/h61m-cs/devicetree.cb b/src/mainboard/asus/h61m-cs/devicetree.cb
index 9ecff521f5..60f8191f38 100644
--- a/src/mainboard/asus/h61m-cs/devicetree.cb
+++ b/src/mainboard/asus/h61m-cs/devicetree.cb
@@ -3,9 +3,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0    on  end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/asus/maximus_iv_gene-z/devicetree.cb b/src/mainboard/asus/maximus_iv_gene-z/devicetree.cb
index 6bfd26fb98..7b901494db 100644
--- a/src/mainboard/asus/maximus_iv_gene-z/devicetree.cb
+++ b/src/mainboard/asus/maximus_iv_gene-z/devicetree.cb
@@ -3,9 +3,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/asus/p8h61-m_lx/devicetree.cb b/src/mainboard/asus/p8h61-m_lx/devicetree.cb
index 30abc61c21..eddca8144c 100644
--- a/src/mainboard/asus/p8h61-m_lx/devicetree.cb
+++ b/src/mainboard/asus/p8h61-m_lx/devicetree.cb
@@ -3,9 +3,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/asus/p8h61-m_lx3_r2_0/devicetree.cb b/src/mainboard/asus/p8h61-m_lx3_r2_0/devicetree.cb
index b4c70e1514..317f9cc22b 100644
--- a/src/mainboard/asus/p8h61-m_lx3_r2_0/devicetree.cb
+++ b/src/mainboard/asus/p8h61-m_lx3_r2_0/devicetree.cb
@@ -3,9 +3,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/asus/p8h61-m_pro/devicetree.cb b/src/mainboard/asus/p8h61-m_pro/devicetree.cb
index 18e1831ff1..969169c139 100644
--- a/src/mainboard/asus/p8h61-m_pro/devicetree.cb
+++ b/src/mainboard/asus/p8h61-m_pro/devicetree.cb
@@ -3,9 +3,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/asus/p8z77-m_pro/devicetree.cb b/src/mainboard/asus/p8z77-m_pro/devicetree.cb
index 30d12aa191..1d1a244b9f 100644
--- a/src/mainboard/asus/p8z77-m_pro/devicetree.cb
+++ b/src/mainboard/asus/p8z77-m_pro/devicetree.cb
@@ -3,9 +3,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/asus/p8z77-v_lx2/devicetree.cb b/src/mainboard/asus/p8z77-v_lx2/devicetree.cb
index fa70be7547..0fc6dc15b7 100644
--- a/src/mainboard/asus/p8z77-v_lx2/devicetree.cb
+++ b/src/mainboard/asus/p8z77-v_lx2/devicetree.cb
@@ -3,9 +3,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/biostar/th61-itx/devicetree.cb b/src/mainboard/biostar/th61-itx/devicetree.cb
index b18f5935e2..118a58eab4 100644
--- a/src/mainboard/biostar/th61-itx/devicetree.cb
+++ b/src/mainboard/biostar/th61-itx/devicetree.cb
@@ -3,9 +3,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0 on	end
 			device lapic 0xacac off	end
 		end
diff --git a/src/mainboard/compulab/intense_pc/devicetree.cb b/src/mainboard/compulab/intense_pc/devicetree.cb
index 14b6840e8f..b48dae3169 100644
--- a/src/mainboard/compulab/intense_pc/devicetree.cb
+++ b/src/mainboard/compulab/intense_pc/devicetree.cb
@@ -8,9 +8,9 @@ chip northbridge/intel/sandybridge # FIXME: check gfx
 
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax # FIXME: check all registers
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/dell/optiplex_9010/devicetree.cb b/src/mainboard/dell/optiplex_9010/devicetree.cb
index 0b010d3548..c805b1f35c 100644
--- a/src/mainboard/dell/optiplex_9010/devicetree.cb
+++ b/src/mainboard/dell/optiplex_9010/devicetree.cb
@@ -1,9 +1,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			register "tcc_offset" = "5" # TCC of 95C
 			device lapic 0 on end
 			device lapic 0xacac off end
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/devicetree.cb b/src/mainboard/gigabyte/ga-b75m-d3h/devicetree.cb
index 4cb5bffac3..0c24a9db5b 100644
--- a/src/mainboard/gigabyte/ga-b75m-d3h/devicetree.cb
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/devicetree.cb
@@ -2,9 +2,9 @@ chip northbridge/intel/sandybridge
 
 	device cpu_cluster 0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			# Magic APIC ID to locate this chip
 			device lapic 0x0 on end
 			device lapic 0xacac off end
diff --git a/src/mainboard/gigabyte/ga-h61m-series/devicetree.cb b/src/mainboard/gigabyte/ga-h61m-series/devicetree.cb
index 4a8f9bbe90..d0ec09c8c1 100644
--- a/src/mainboard/gigabyte/ga-h61m-series/devicetree.cb
+++ b/src/mainboard/gigabyte/ga-h61m-series/devicetree.cb
@@ -3,9 +3,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0 on	end
 			device lapic 0xacac off	end
 		end
diff --git a/src/mainboard/google/butterfly/devicetree.cb b/src/mainboard/google/butterfly/devicetree.cb
index 095656b158..2b9753a361 100644
--- a/src/mainboard/google/butterfly/devicetree.cb
+++ b/src/mainboard/google/butterfly/devicetree.cb
@@ -26,9 +26,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/google/link/devicetree.cb b/src/mainboard/google/link/devicetree.cb
index 5241dd650a..a99d618eb8 100644
--- a/src/mainboard/google/link/devicetree.cb
+++ b/src/mainboard/google/link/devicetree.cb
@@ -25,9 +25,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/google/parrot/devicetree.cb b/src/mainboard/google/parrot/devicetree.cb
index 2dc35e8a30..a384d87387 100644
--- a/src/mainboard/google/parrot/devicetree.cb
+++ b/src/mainboard/google/parrot/devicetree.cb
@@ -25,9 +25,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/google/stout/devicetree.cb b/src/mainboard/google/stout/devicetree.cb
index 66dd06de91..5461b15dd9 100644
--- a/src/mainboard/google/stout/devicetree.cb
+++ b/src/mainboard/google/stout/devicetree.cb
@@ -27,9 +27,9 @@ chip northbridge/intel/sandybridge
 
 			register "tcc_offset" = "5"	# TCC of 95C
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/hp/compaq_8200_elite_sff/devicetree.cb b/src/mainboard/hp/compaq_8200_elite_sff/devicetree.cb
index 0ec9a5346c..fbff203d68 100644
--- a/src/mainboard/hp/compaq_8200_elite_sff/devicetree.cb
+++ b/src/mainboard/hp/compaq_8200_elite_sff/devicetree.cb
@@ -8,9 +8,9 @@ chip northbridge/intel/sandybridge
 
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/hp/snb_ivb_laptops/devicetree.cb b/src/mainboard/hp/snb_ivb_laptops/devicetree.cb
index eb73eef5fa..c1e80c858b 100644
--- a/src/mainboard/hp/snb_ivb_laptops/devicetree.cb
+++ b/src/mainboard/hp/snb_ivb_laptops/devicetree.cb
@@ -17,9 +17,9 @@ chip northbridge/intel/sandybridge
 	register "gpu_pch_backlight" = "0x02880288"
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/hp/z220_sff_workstation/devicetree.cb b/src/mainboard/hp/z220_sff_workstation/devicetree.cb
index 0fdbe90108..61535df242 100644
--- a/src/mainboard/hp/z220_sff_workstation/devicetree.cb
+++ b/src/mainboard/hp/z220_sff_workstation/devicetree.cb
@@ -8,9 +8,9 @@ chip northbridge/intel/sandybridge
 
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/intel/dcp847ske/devicetree.cb b/src/mainboard/intel/dcp847ske/devicetree.cb
index 8f83589cdd..7a5684447e 100644
--- a/src/mainboard/intel/dcp847ske/devicetree.cb
+++ b/src/mainboard/intel/dcp847ske/devicetree.cb
@@ -17,9 +17,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 		end
 	end
 	device domain 0x0 on
diff --git a/src/mainboard/intel/emeraldlake2/devicetree.cb b/src/mainboard/intel/emeraldlake2/devicetree.cb
index 1fb02e384f..b2f4e6b544 100644
--- a/src/mainboard/intel/emeraldlake2/devicetree.cb
+++ b/src/mainboard/intel/emeraldlake2/devicetree.cb
@@ -17,9 +17,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "3"	# ACPI(C1) = MWAIT(C3)
-			register "c2_acpower" = "4"	# ACPI(C2) = MWAIT(C6)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "3"	# ACPI(C1) = MWAIT(C3)
+			register "acpi_c2" = "4"	# ACPI(C2) = MWAIT(C6)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/kontron/ktqm77/devicetree.cb b/src/mainboard/kontron/ktqm77/devicetree.cb
index 7abdbb3c1b..71c9611639 100644
--- a/src/mainboard/kontron/ktqm77/devicetree.cb
+++ b/src/mainboard/kontron/ktqm77/devicetree.cb
@@ -8,9 +8,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "4"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "0"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "4"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "0"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/lenovo/l520/devicetree.cb b/src/mainboard/lenovo/l520/devicetree.cb
index 23af5b9a31..6505d139c1 100644
--- a/src/mainboard/lenovo/l520/devicetree.cb
+++ b/src/mainboard/lenovo/l520/devicetree.cb
@@ -14,9 +14,9 @@ chip northbridge/intel/sandybridge
 
 	device cpu_cluster 0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/lenovo/s230u/devicetree.cb b/src/mainboard/lenovo/s230u/devicetree.cb
index 06ec045666..eb92d78ae8 100644
--- a/src/mainboard/lenovo/s230u/devicetree.cb
+++ b/src/mainboard/lenovo/s230u/devicetree.cb
@@ -13,9 +13,9 @@ chip northbridge/intel/sandybridge
 	register "gpu_pch_backlight" = "0x041e041e"
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/lenovo/t420/devicetree.cb b/src/mainboard/lenovo/t420/devicetree.cb
index 6b0ed3b871..ffd1d2491f 100644
--- a/src/mainboard/lenovo/t420/devicetree.cb
+++ b/src/mainboard/lenovo/t420/devicetree.cb
@@ -21,9 +21,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/lenovo/t420s/devicetree.cb b/src/mainboard/lenovo/t420s/devicetree.cb
index 7110b9882b..4b9567579f 100644
--- a/src/mainboard/lenovo/t420s/devicetree.cb
+++ b/src/mainboard/lenovo/t420s/devicetree.cb
@@ -21,9 +21,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/lenovo/t430/devicetree.cb b/src/mainboard/lenovo/t430/devicetree.cb
index f03a2251d4..cafc2dffb2 100644
--- a/src/mainboard/lenovo/t430/devicetree.cb
+++ b/src/mainboard/lenovo/t430/devicetree.cb
@@ -16,9 +16,9 @@ chip northbridge/intel/sandybridge
 
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax # FIXME: check all registers
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/lenovo/t430s/devicetree.cb b/src/mainboard/lenovo/t430s/devicetree.cb
index a6fb1bf8fc..d9ececa7a1 100644
--- a/src/mainboard/lenovo/t430s/devicetree.cb
+++ b/src/mainboard/lenovo/t430s/devicetree.cb
@@ -20,9 +20,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/lenovo/t520/devicetree.cb b/src/mainboard/lenovo/t520/devicetree.cb
index de4d8d752c..296be73181 100644
--- a/src/mainboard/lenovo/t520/devicetree.cb
+++ b/src/mainboard/lenovo/t520/devicetree.cb
@@ -21,9 +21,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/lenovo/t530/devicetree.cb b/src/mainboard/lenovo/t530/devicetree.cb
index 0b0c7fbe28..7adc0f5c14 100644
--- a/src/mainboard/lenovo/t530/devicetree.cb
+++ b/src/mainboard/lenovo/t530/devicetree.cb
@@ -21,9 +21,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/lenovo/x131e/devicetree.cb b/src/mainboard/lenovo/x131e/devicetree.cb
index 38f833b461..18ed380428 100644
--- a/src/mainboard/lenovo/x131e/devicetree.cb
+++ b/src/mainboard/lenovo/x131e/devicetree.cb
@@ -20,9 +20,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 		end
 	end
 
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/devicetree.cb b/src/mainboard/lenovo/x1_carbon_gen1/devicetree.cb
index da44a44985..b4d3800aa2 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/devicetree.cb
+++ b/src/mainboard/lenovo/x1_carbon_gen1/devicetree.cb
@@ -18,9 +18,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/lenovo/x220/devicetree.cb b/src/mainboard/lenovo/x220/devicetree.cb
index 3559a16ef0..667b280f0c 100644
--- a/src/mainboard/lenovo/x220/devicetree.cb
+++ b/src/mainboard/lenovo/x220/devicetree.cb
@@ -21,9 +21,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/lenovo/x230/devicetree.cb b/src/mainboard/lenovo/x230/devicetree.cb
index e304794646..de91bbacd5 100644
--- a/src/mainboard/lenovo/x230/devicetree.cb
+++ b/src/mainboard/lenovo/x230/devicetree.cb
@@ -21,9 +21,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/msi/ms7707/devicetree.cb b/src/mainboard/msi/ms7707/devicetree.cb
index a7cbb1cb46..2ccf7c63ab 100644
--- a/src/mainboard/msi/ms7707/devicetree.cb
+++ b/src/mainboard/msi/ms7707/devicetree.cb
@@ -1,9 +1,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/roda/rv11/variants/rv11/devicetree.cb b/src/mainboard/roda/rv11/variants/rv11/devicetree.cb
index 86f07b5f1d..dc307752dc 100644
--- a/src/mainboard/roda/rv11/variants/rv11/devicetree.cb
+++ b/src/mainboard/roda/rv11/variants/rv11/devicetree.cb
@@ -23,9 +23,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "4"	# ACPI(C2) = MWAIT(C6)
-			register "c3_acpower" = "0"
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "4"	# ACPI(C2) = MWAIT(C6)
+			register "acpi_c3" = "0"
 		end
 	end
 
diff --git a/src/mainboard/roda/rv11/variants/rw11/devicetree.cb b/src/mainboard/roda/rv11/variants/rw11/devicetree.cb
index ca62c13ecb..fdba6719f5 100644
--- a/src/mainboard/roda/rv11/variants/rw11/devicetree.cb
+++ b/src/mainboard/roda/rv11/variants/rw11/devicetree.cb
@@ -23,9 +23,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "4"	# ACPI(C2) = MWAIT(C6)
-			register "c3_acpower" = "0"
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "4"	# ACPI(C2) = MWAIT(C6)
+			register "acpi_c3" = "0"
 		end
 	end
 
diff --git a/src/mainboard/samsung/lumpy/devicetree.cb b/src/mainboard/samsung/lumpy/devicetree.cb
index 9d7d456e2b..0f3ee5cdce 100644
--- a/src/mainboard/samsung/lumpy/devicetree.cb
+++ b/src/mainboard/samsung/lumpy/devicetree.cb
@@ -25,9 +25,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "1"	# ACPI(C1) = MWAIT(C1)
-			register "c2_acpower" = "3"	# ACPI(C2) = MWAIT(C3)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "1"	# ACPI(C1) = MWAIT(C1)
+			register "acpi_c2" = "3"	# ACPI(C2) = MWAIT(C3)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/samsung/stumpy/devicetree.cb b/src/mainboard/samsung/stumpy/devicetree.cb
index 1cce1f1c55..20c994eb79 100644
--- a/src/mainboard/samsung/stumpy/devicetree.cb
+++ b/src/mainboard/samsung/stumpy/devicetree.cb
@@ -17,9 +17,9 @@ chip northbridge/intel/sandybridge
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 
-			register "c1_acpower" = "3"	# ACPI(C1) = MWAIT(C3)
-			register "c2_acpower" = "4"	# ACPI(C2) = MWAIT(C6)
-			register "c3_acpower" = "5"	# ACPI(C3) = MWAIT(C7)
+			register "acpi_c1" = "3"	# ACPI(C1) = MWAIT(C3)
+			register "acpi_c2" = "4"	# ACPI(C2) = MWAIT(C6)
+			register "acpi_c3" = "5"	# ACPI(C3) = MWAIT(C7)
 		end
 	end
 
diff --git a/src/mainboard/sapphire/pureplatinumh61/devicetree.cb b/src/mainboard/sapphire/pureplatinumh61/devicetree.cb
index a590450a5b..82117fb296 100644
--- a/src/mainboard/sapphire/pureplatinumh61/devicetree.cb
+++ b/src/mainboard/sapphire/pureplatinumh61/devicetree.cb
@@ -3,9 +3,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0x0 on
 		chip cpu/intel/model_206ax
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/src/mainboard/supermicro/x9scl/devicetree.cb b/src/mainboard/supermicro/x9scl/devicetree.cb
index 17b6c40eef..e1924c179e 100644
--- a/src/mainboard/supermicro/x9scl/devicetree.cb
+++ b/src/mainboard/supermicro/x9scl/devicetree.cb
@@ -1,9 +1,9 @@
 chip northbridge/intel/sandybridge
 	device cpu_cluster 0 on
 		chip cpu/intel/model_206ax # FIXME: check all registers
-			register "c1_acpower" = "1"
-			register "c2_acpower" = "3"
-			register "c3_acpower" = "5"
+			register "acpi_c1" = "1"
+			register "acpi_c2" = "3"
+			register "acpi_c3" = "5"
 			device lapic 0x0 on end
 			device lapic 0xacac off end
 		end
diff --git a/util/autoport/sandybridge.go b/util/autoport/sandybridge.go
index 645bd9300e..950286c6b6 100644
--- a/util/autoport/sandybridge.go
+++ b/util/autoport/sandybridge.go
@@ -44,9 +44,9 @@ func (i sandybridgemc) Scan(ctx Context, addr PCIDevData) {
 						Comment: "FIXME: check all registers",
 						Registers: map[string]string{
 							/* FIXME:XX hardcoded.  */
-							"c1_acpower": "1",
-							"c2_acpower": "3",
-							"c3_acpower": "5",
+							"acpi_c1": "1",
+							"acpi_c2": "3",
+							"acpi_c3": "5",
 						},
 						Children: []DevTreeNode{
 							{