mb/*: drop LPC generic range for port 80

Port 80 (actually 0x80-0x8f) is a fixed I/O range and thus does not have
to be set up as generic range. Drop the entries from the devicetrees.

Change-Id: I8a54d3c35a321a2d57bd846662f7339eff53e5a8
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52237
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>

11 files changed, 14 insertions, 26 deletions

diff --git a/src/mainboard/51nb/x210/devicetree.cb b/src/mainboard/51nb/x210/devicetree.cb
index 433bc22fbbe9..1a1d0129baf8 100644
--- a/src/mainboard/51nb/x210/devicetree.cb
+++ b/src/mainboard/51nb/x210/devicetree.cb
@@ -26,9 +26,8 @@ chip soc/intel/skylake
 	register "gpe0_dw1" = "GPP_D"
 	register "gpe0_dw2" = "GPP_E"
 
-	register "gen1_dec" = "0x000c0081"
-	register "gen2_dec" = "0x000c0681"
-	register "gen3_dec" = "0x000c1641"
+	register "gen1_dec" = "0x000c0681"
+	register "gen2_dec" = "0x000c1641"
 
 	# Disable DPTF
 	register "dptf_enable" = "0"
diff --git a/src/mainboard/clevo/kbl-u/variants/n13xwu/devicetree.cb b/src/mainboard/clevo/kbl-u/variants/n13xwu/devicetree.cb
index 29f57bd64327..0a0cdf43a1e9 100644
--- a/src/mainboard/clevo/kbl-u/variants/n13xwu/devicetree.cb
+++ b/src/mainboard/clevo/kbl-u/variants/n13xwu/devicetree.cb
@@ -114,8 +114,7 @@ chip soc/intel/skylake
 		device pci 1f.0 on	    # LPC Interface
 			register "gen1_dec" = "0x000c0681"
 			register "gen2_dec" = "0x000c1641"
-			register "gen3_dec" = "0x000c0081"
-			register "gen4_dec" = "0x00040069"
+			register "gen3_dec" = "0x00040069"
 			register "serirq_mode" = "SERIRQ_CONTINUOUS"
 			chip drivers/pc80/tpm
 				device pnp 0c31.0 on end
diff --git a/src/mainboard/intel/adlrvp/devicetree.cb b/src/mainboard/intel/adlrvp/devicetree.cb
index 57d78de9ce94..5ca846811885 100644
--- a/src/mainboard/intel/adlrvp/devicetree.cb
+++ b/src/mainboard/intel/adlrvp/devicetree.cb
@@ -41,7 +41,6 @@ chip soc/intel/alderlake
 	register "gen2_dec" = "0x000c0201"
 	# EC memory map range is 0x900-0x9ff
 	register "gen3_dec" = "0x00fc0901"
-	register "gen4_dec" = "0x000c0081"
 
 	# This disabled autonomous GPIO power management, otherwise
 	# old cr50 FW only supports short pulses; need to clarify
diff --git a/src/mainboard/intel/adlrvp/devicetree_m.cb b/src/mainboard/intel/adlrvp/devicetree_m.cb
index 7c691638c7fc..c6c253797864 100644
--- a/src/mainboard/intel/adlrvp/devicetree_m.cb
+++ b/src/mainboard/intel/adlrvp/devicetree_m.cb
@@ -34,7 +34,6 @@ chip soc/intel/alderlake
 	register "gen2_dec" = "0x000c0201"
 	# EC memory map range is 0x900-0x9ff
 	register "gen3_dec" = "0x00fc0901"
-	register "gen4_dec" = "0x000c0081"
 
 	register "PrmrrSize" = "0"
 
diff --git a/src/mainboard/libretrend/lt1000/devicetree.cb b/src/mainboard/libretrend/lt1000/devicetree.cb
index 9fedde5db894..5e5c9beddf53 100644
--- a/src/mainboard/libretrend/lt1000/devicetree.cb
+++ b/src/mainboard/libretrend/lt1000/devicetree.cb
@@ -28,7 +28,6 @@ chip soc/intel/skylake
 	register "gen1_dec" = "0x007c0a01" # EC 0xa00-0xa7f
 	register "gen2_dec" = "0x000c03e1" # COM3 port 0x3e0 - 0x3ef
 	register "gen3_dec" = "0x00fc02e1" # COM2/4/5/6 ports 0x2e0 - 0x2ff
-	register "gen4_dec" = "0x000c0081" # 0x80 - 0x8f
 
 	# Disable DPTF
 	register "dptf_enable" = "0"
diff --git a/src/mainboard/purism/librem_bdw/devicetree.cb b/src/mainboard/purism/librem_bdw/devicetree.cb
index 9995f6bd6f61..b35d98469c51 100644
--- a/src/mainboard/purism/librem_bdw/devicetree.cb
+++ b/src/mainboard/purism/librem_bdw/devicetree.cb
@@ -29,7 +29,6 @@ chip soc/intel/broadwell
 		chip soc/intel/broadwell/pch
 			# EC host command ranges are in 0x380-0x383 & 0x80-0x8f
 			register "gen1_dec" = "0x00000381"
-			register "gen2_dec" = "0x000c0081"
 
 			device pci 13.0 off end # Smart Sound Audio DSP
 			device pci 14.0 on  end # USB3 XHCI
diff --git a/src/mainboard/purism/librem_skl/devicetree.cb b/src/mainboard/purism/librem_skl/devicetree.cb
index c3a9567ccfe6..47a9a5cbc6ff 100644
--- a/src/mainboard/purism/librem_skl/devicetree.cb
+++ b/src/mainboard/purism/librem_skl/devicetree.cb
@@ -36,7 +36,6 @@ chip soc/intel/skylake
 
 	# EC host command ranges are in 0x380-0x383 & 0x80-0x8f
 	register "gen1_dec" = "0x00000381"
-	register "gen2_dec" = "0x000c0081"
 
 	# Disable DPTF
 	register "dptf_enable" = "0"
diff --git a/src/mainboard/razer/blade_stealth_kbl/devicetree.cb b/src/mainboard/razer/blade_stealth_kbl/devicetree.cb
index a358fb837462..a4951fe9debd 100644
--- a/src/mainboard/razer/blade_stealth_kbl/devicetree.cb
+++ b/src/mainboard/razer/blade_stealth_kbl/devicetree.cb
@@ -15,9 +15,8 @@ chip soc/intel/skylake
 	register "gpe0_dw1" = "GPP_D"
 	register "gpe0_dw2" = "GPP_E"
 
-	register "gen1_dec" = "0x000c0081"
-	register "gen2_dec" = "0x000c0681"
-	register "gen3_dec" = "0x000c1641"
+	register "gen1_dec" = "0x000c0681"
+	register "gen2_dec" = "0x000c1641"
 
 	# Disable DPTF
 	register "dptf_enable" = "0"
diff --git a/src/mainboard/system76/gaze15/devicetree.cb b/src/mainboard/system76/gaze15/devicetree.cb
index e4ca948ff0b4..5165f61a66d1 100644
--- a/src/mainboard/system76/gaze15/devicetree.cb
+++ b/src/mainboard/system76/gaze15/devicetree.cb
@@ -194,10 +194,9 @@ chip soc/intel/cannonlake
 		device pci 1e.2 off end # GSPI #0
 		device pci 1e.3 off end # GSPI #1
 		device pci 1f.0 on # LPC Interface
-			register "gen1_dec" = "0x000c0081"
-			register "gen2_dec" = "0x00040069"
-			register "gen3_dec" = "0x00fc0e01"
-			register "gen4_dec" = "0x00fc0f01"
+			register "gen1_dec" = "0x00040069"
+			register "gen2_dec" = "0x00fc0e01"
+			register "gen3_dec" = "0x00fc0f01"
 			chip drivers/pc80/tpm
 				device pnp 0c31.0 on end
 			end
diff --git a/src/mainboard/system76/lemp9/devicetree.cb b/src/mainboard/system76/lemp9/devicetree.cb
index a0b6403a22ca..80f0ef4b9fc3 100644
--- a/src/mainboard/system76/lemp9/devicetree.cb
+++ b/src/mainboard/system76/lemp9/devicetree.cb
@@ -178,14 +178,12 @@ chip soc/intel/cannonlake
 		device pci 1e.3 off end # GSPI #1
 		device pci 1f.0 on	# LPC Interface
 			# LPC configuration from lspci -s 1f.0 -xxx
-			# Address 0x84: Decode 0x80 - 0x8F (Port 80)
-			register "gen1_dec" = "0x000c0081"
 			# Address 0x88: Decode 0x68 - 0x6F (EC PM channel)
-			register "gen2_dec" = "0x00040069"
+			register "gen1_dec" = "0x00040069"
 			# Address 0x8C: Decode 0xE00 - 0xEFF (AP/EC command)
-			register "gen3_dec" = "0x00fc0E01"
+			register "gen2_dec" = "0x00fc0E01"
 			# Address 0x90: Decode 0xF00 - 0xFFF (AP/EC debug)
-			register "gen4_dec" = "0x00fc0F01"
+			register "gen3_dec" = "0x00fc0F01"
 			chip drivers/pc80/tpm	# TPM
 				device pnp 0c31.0 on  end
 			end
diff --git a/src/mainboard/system76/oryp5/devicetree.cb b/src/mainboard/system76/oryp5/devicetree.cb
index 6cf5c94ea810..2b08909b6703 100644
--- a/src/mainboard/system76/oryp5/devicetree.cb
+++ b/src/mainboard/system76/oryp5/devicetree.cb
@@ -182,10 +182,9 @@ chip soc/intel/cannonlake
 		device pci 1e.2 off end # GSPI #0
 		device pci 1e.3 off end # GSPI #1
 		device pci 1f.0 on # LPC Interface
-			register "gen1_dec" = "0x000c0081"
-			register "gen2_dec" = "0x00040069"
-			register "gen3_dec" = "0x00fc0e01"
-			register "gen4_dec" = "0x00fc0f01"
+			register "gen1_dec" = "0x00040069"
+			register "gen2_dec" = "0x00fc0e01"
+			register "gen3_dec" = "0x00fc0f01"
 			chip drivers/pc80/tpm
 				device pnp 0c31.0 on end
 			end