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Diffstat (limited to 'config/coreboot/default/patches/0046-WIP-Thinkpad-x270.patch')
-rw-r--r--config/coreboot/default/patches/0046-WIP-Thinkpad-x270.patch582
1 files changed, 582 insertions, 0 deletions
diff --git a/config/coreboot/default/patches/0046-WIP-Thinkpad-x270.patch b/config/coreboot/default/patches/0046-WIP-Thinkpad-x270.patch
new file mode 100644
index 00000000..7351030f
--- /dev/null
+++ b/config/coreboot/default/patches/0046-WIP-Thinkpad-x270.patch
@@ -0,0 +1,582 @@
+From 1e8f82863d6d3dbec0267b5a9679ff1e91e191d8 Mon Sep 17 00:00:00 2001
+From: Kat Inskip <kat@inskip.me>
+Date: Tue, 17 Feb 2026 16:18:15 -0800
+Subject: [PATCH 1/1] WIP: Thinkpad x270
+
+---
+ src/mainboard/lenovo/sklkbl_thinkpad/Kconfig | 7 +
+ .../lenovo/sklkbl_thinkpad/Kconfig.name | 3 +
+ .../sklkbl_thinkpad/variants/x270/data.vbt | Bin 0 -> 6144 bytes
+ .../variants/x270/gma-mainboard.ads | 19 ++
+ .../sklkbl_thinkpad/variants/x270/gpio.c | 200 ++++++++++++++++++
+ .../sklkbl_thinkpad/variants/x270/hda_verb.c | 124 +++++++++++
+ .../variants/x270/memory_init_params.c | 19 ++
+ .../variants/x270/overridetree.cb | 85 ++++++++
+ 8 files changed, 457 insertions(+)
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/data.vbt
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/gma-mainboard.ads
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/gpio.c
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/hda_verb.c
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/memory_init_params.c
+ create mode 100644 src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/overridetree.cb
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig b/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig
+index b7cc705699..df16390ec5 100644
+--- a/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig
++++ b/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig
+@@ -58,6 +58,11 @@ config BOARD_LENOVO_X280
+ select SOC_INTEL_KABYLAKE
+ select HAVE_SPD_IN_CBFS
+
++config BOARD_LENOVO_X270_20HM
++ bool
++ select BOARD_LENOVO_SKLKBL_THINKPAD_COMMON
++ select SOC_INTEL_KABYLAKE
++
+ if BOARD_LENOVO_SKLKBL_THINKPAD_COMMON
+
+ config MAINBOARD_DIR
+@@ -69,6 +74,7 @@ config VARIANT_DIR
+ default "t480s" if BOARD_LENOVO_T480S
+ default "t580" if BOARD_LENOVO_T580
+ default "x280" if BOARD_LENOVO_X280
++ default "x270" if BOARD_LENOVO_X270_20HM
+
+ config OVERRIDE_DEVICETREE
+ default "variants/\$(CONFIG_VARIANT_DIR)/overridetree.cb"
+@@ -79,6 +85,7 @@ config MAINBOARD_PART_NUMBER
+ default "T480s" if BOARD_LENOVO_T480S
+ default "T580" if BOARD_LENOVO_T580
+ default "X280" if BOARD_LENOVO_X280
++ default "X270" if BOARD_LENOVO_X270_20HM
+
+ config CBFS_SIZE
+ default 0x900000
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig.name b/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig.name
+index 1d2888840f..43f9296bc5 100644
+--- a/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig.name
++++ b/src/mainboard/lenovo/sklkbl_thinkpad/Kconfig.name
+@@ -14,3 +14,6 @@ config BOARD_LENOVO_T580
+
+ config BOARD_LENOVO_X280
+ bool "ThinkPad X280"
++
++config BOARD_LENOVO_X270_20HM
++ bool "ThinkPad X270"
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/data.vbt b/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/data.vbt
+new file mode 100644
+index 0000000000000000000000000000000000000000..bfb312850e0ab4ea834c535df35edb45834ed248
+GIT binary patch
+literal 6144
+zcmeHKUu;ul6hF83w!Qs&FT30g8FkDf5a<SMw;NO(Gu-~!ShtRLf0!jPp+KunJ2ti<
+z!(djDC1OmZCThSK>4S-84?3TW@j;A<!SI4Hfy4)cZ%Ryzkr$&_&%L+X*all8F+}XS
+zJ>Pe}bI<wR^PTT+Hw^^)v9IeuG|<(CMM{ANOgTp7QVK?5eFwvV{=mUtG#2W@Z{Q*L
+zuHvs704a`JC;2pgbL8lFI^*rFBiLwTS1^j*!-oem>Bew+?D_HG5sZf-7&vkyok@=#
+z8c(ONZ(wf#4P2Q8j}K;2xbOJT;q+(=8en9Nz8wwCI}kNrqtD;ir1>5vxw&Phzs2{M
+z%))J<Sa&=U4fIE1`!Lpv;YeSgudl5;7(IaT-dIN@80l{d%gpFYXn5r0=-@NYj-xkJ
+zhfSKMZ6`b*njvFocyy!z1DOo=8a89tn;uJ#zK~8e$jtD+2%^9NaCUG8frDF3Ac;bU
+zsCz}M7L~A|ZxXOdP~y6h)KNnvD(Kq;tPvHG6S|U6bOmfXIhz2mS%j}9X0wZ+T_bqj
+zXxnr^s)&$SfU8N+0TPu)Tf622u#*~`3WpR45fbY~tLKVVqTxv7L=J6+U|N}iqKKzV
+zE3;KBI5a<PSkaG2QQ)<etxVHdmtteC!a2zj7Ps%Ly}K390sQ$Qc~QN9R&g4<C)O^|
+zCHYIxE+Pzy3Y;Q7OYE{Us3cxbyoK0Dyqma<I7WPc_z3Y3@d@J7#IF*+Nqm9Wm84JD
+z=$S38FW#=XSD9S~mKBnGp-}j|Pyl<vHY;76)j4&$rPG}wMJemd7bPnq0P-!;{gk9i
+z=%jhbi>*^Nkaf-o`vHErAoDN*Y&A{MBB|1XA+35B93JbHvvt;HaeY7Ec#IkF@Xxj@
+zP6k(;H@P#F3nedGs=JfjzpYa!OobkwSsK#P$I2^BlEsV4e37vB4$G)q{*N<I(*ajq
+z*&JS9uZYPFRw8QundXtFXdc=`+8A^?Y!r~71H4cTVb}y!kc7B->k!R-c0tBVQz1gd
+z3e(o>A@DI1+dL($vl6C>0P5ZV{-g^pxYUnb>@yes;8K5cv0E<O$kd&T?O~W^>Iue9
+zGkl+^pEC9(!=IS?2V-_OZgs0qxY=Ge4!PAyH+#j6AGy^p-0ZR&e|4+8#AFGZCACdr
+zF$s@L>dO*)UBXW!^=pZJE8*{w>Xz9W8F$NSx6GcD@g-S3E3@;mT(8=*w(DGW^(yn4
+zAdX73_atnRS>NOos_hk9XyacxDE>*#THX@!3ERpD`3eMIq6WR$s^UQVC#{1Gq^xt7
+zU?8;e8r(gGm_M5z*|kA$YW)zZ-l2VHoqv+IZZ{Mr6cJz<1g##<^?;^pBXkQfsMbG8
+zj)o*n*gYj7Okj_PE?l=Ea5?ktR3gF$jT6^<Je&2zx%n8loWqPkcg&O!L&qLnJ3P~*
+z>lfz{96(n%>cxN^_?5@v=|=~qd!SZp&lSg_nlhO)&rS-Zlsuej$mNrsT3tiG@m({M
+zLe6DKG@7OK!rMxtIkS-v>J2YzEOK;RC4{_vs)Sy=U6;SoGqpjBpI>WunFu_%4N1}+
+zr66ea`laMlN~`X%R;)1}c-lG)1mlXaawb#jKo7uXt@_M-9(a%~1Ur_1aKi)nIIh(s
+zEo69Ey~xpeG&5<f3uBVseO=gEven0SZPydqZ;zqEL;w*S*2-EAp-zWn7Alj9vfA(}
+zX3{w6L5jA=55^B2O=tEU8cII^4Wm=b)7I1A=v1~qV!HDZ{Y9GY{GJ!)WJ`0;WudU2
+z?%VTZTSVK|z$@((W&{}Qr^71++qk#jN4{YO;LIHTH^k+$U4C26Ksf{D43sla&OkW>
+I4@?IB2821pg#Z8m
+
+literal 0
+HcmV?d00001
+
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/gma-mainboard.ads b/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/gma-mainboard.ads
+new file mode 100644
+index 0000000000..fcfbd75a92
+--- /dev/null
++++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/gma-mainboard.ads
+@@ -0,0 +1,19 @@
++-- SPDX-License-Identifier: GPL-2.0-or-later
++
++with HW.GFX.GMA;
++with HW.GFX.GMA.Display_Probing;
++
++use HW.GFX.GMA;
++use HW.GFX.GMA.Display_Probing;
++
++private package GMA.Mainboard is
++
++ ports : constant Port_List :=
++ (eDP,
++ DP1,
++ DP2,
++ HDMI1,
++ HDMI2,
++ others => Disabled);
++
++end GMA.Mainboard;
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/gpio.c b/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/gpio.c
+new file mode 100644
+index 0000000000..ec5db9c53c
+--- /dev/null
++++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/gpio.c
+@@ -0,0 +1,200 @@
++/* SPDX-License-Identifier: GPL-2.0-only */
++
++#include <soc/gpio.h>
++#include "../../variant.h"
++
++static const struct pad_config gpio_table[] = {
++ /* ------- GPIO Community 0 ------- */
++
++ /* ------- GPIO Group GPP_A ------- */
++ PAD_CFG_NF(GPP_A0, NONE, DEEP, NF1), /* -KBRC */
++ PAD_CFG_NF(GPP_A1, NATIVE, DEEP, NF1), /* LPC_AD0 */
++ PAD_CFG_NF(GPP_A2, NATIVE, DEEP, NF1), /* LPC_AD1 */
++ PAD_CFG_NF(GPP_A3, NATIVE, DEEP, NF1), /* LPC_AD2 */
++ PAD_CFG_NF(GPP_A4, NATIVE, DEEP, NF1), /* LPC_AD3 */
++ PAD_CFG_NF(GPP_A5, NONE, DEEP, NF1), /* -LPC_FRAME */
++ PAD_CFG_NF(GPP_A6, NONE, DEEP, NF1), /* IRQSER */
++ PAD_CFG_NF(GPP_A7, NONE, DEEP, NF1), /* -TPM_IRQ */
++ PAD_CFG_NF(GPP_A8, NONE, DEEP, NF1), /* -CLKRUN */
++ PAD_CFG_NF(GPP_A9, DN_20K, DEEP, NF1), /* LPCCLK_EC_24M */
++ PAD_CFG_NF(GPP_A10, DN_20K, DEEP, NF1), /* LPCCLK_DEBUG_24M */
++ PAD_NC(GPP_A11, NONE),
++ PAD_NC(GPP_A12, NONE), /* BM_BUSY#/ISH_GP6 */
++ PAD_CFG_NF(GPP_A13, NATIVE, DEEP, NF1), /* -SUSWARN */
++ PAD_CFG_NF(GPP_A14, NATIVE, DEEP, NF1), /* -SUS_STAT */
++ PAD_CFG_NF(GPP_A15, NATIVE, DEEP, NF1), /* -SUSACK*/
++ PAD_NC(GPP_A16, NONE),
++ PAD_NC(GPP_A17, NONE),
++ PAD_NC(GPP_A18, NONE), /* ISH_GP0 */
++ PAD_NC(GPP_A19, NONE), /* ISH_GP1 */
++ PAD_NC(GPP_A20, NONE), /* ISH_GP2 */
++ PAD_NC(GPP_A21, NONE), /* ISH_GP3 */
++ PAD_NC(GPP_A22, NONE), /* ISH_GP4 */
++ PAD_NC(GPP_A23, NONE), /* ISH_GP5 */
++
++ /* ------- GPIO Group GPP_B ------- */
++ PAD_CFG_NF(GPP_B0, NONE, DEEP, NF1), /* CORE_VID0 */
++ PAD_CFG_NF(GPP_B1, NONE, DEEP, NF1), /* CORE_VID1 */
++ PAD_NC(GPP_B2, NONE),
++ PAD_NC(GPP_B3, NONE),
++ PAD_NC(GPP_B4, NONE),
++ PAD_CFG_NF(GPP_B5, NONE, DEEP, NF1), /* -CLKREQ_PCIE0 (Card Reader / SD) */
++ PAD_CFG_NF(GPP_B6, NONE, DEEP, NF1), /* -CLKREQ_PCIE1 (WLAN) */
++ PAD_CFG_NF(GPP_B7, NONE, DEEP, NF1), /* -CLKREQ_PCIE2 (GBE) */
++ PAD_CFG_NF(GPP_B8, NONE, DEEP, NF1), /* -CLKREQ_PCIE3 (NVMe) */
++ PAD_CFG_NF(GPP_B9, NONE, DEEP, NF1),
++ PAD_CFG_NF(GPP_B10, NONE, DEEP, NF1), /* -CLKREQ_PCIE5 (WWAN) */
++ PAD_CFG_NF(GPP_B11, NONE, DEEP, NF1), /* -EXT_PWR_GATE */
++ PAD_CFG_NF(GPP_B12, NONE, DEEP, NF1), /* -PCH_SLP_S0 */
++ PAD_CFG_NF(GPP_B13, NONE, DEEP, NF1), /* -PLTRST */
++ PAD_CFG_NF(GPP_B14, NATIVE, DEEP, NF1), /* PCH_SPKR */
++ PAD_CFG_GPO(GPP_B15, 0, DEEP), /* NFC_DLREQ */
++ PAD_NC(GPP_B16, NONE), /* GSPIO0_CLK */
++ PAD_NC(GPP_B17, NONE),
++ PAD_NC(GPP_B18, NONE),
++ PAD_NC(GPP_B19, NONE),
++ PAD_NC(GPP_B20, NONE),
++ PAD_NC(GPP_B21, NONE),
++ PAD_NC(GPP_B22, NONE),
++ PAD_NC(GPP_B23, NONE),
++
++ /* ------- GPIO Community 1 ------- */
++
++ /* ------- GPIO Group GPP_C ------- */
++ PAD_CFG_NF(GPP_C0, NONE, DEEP, NF1), /* SMB_CLK */
++ PAD_CFG_NF(GPP_C1, NONE, DEEP, NF1), /* SMB_DATA */
++ PAD_NC(GPP_C2, NONE), /* -SMBALERT */
++ PAD_CFG_NF(GPP_C3, NONE, DEEP, NF1), /* SML0_CLK */
++ PAD_CFG_NF(GPP_C4, NONE, DEEP, NF1), /* SML0_DATA */
++ PAD_NC(GPP_C5, NONE),
++ PAD_CFG_NF(GPP_C6, NONE, DEEP, NF1), /* EC_SCL2 */
++ PAD_CFG_NF(GPP_C7, NONE, DEEP, NF1), /* EC_SDA2 */
++ PAD_NC(GPP_C8, NONE),
++ PAD_NC(GPP_C9, NONE),
++ PAD_NC(GPP_C10, NONE),
++ PAD_NC(GPP_C11, NONE),
++ PAD_NC(GPP_C12, NONE),
++ PAD_NC(GPP_C13, NONE),
++ PAD_NC(GPP_C14, NONE),
++ PAD_NC(GPP_C15, NONE),
++ PAD_CFG_NF(GPP_C16, NONE, DEEP, NF1), /* I2C0_DATA */
++ PAD_CFG_NF(GPP_C17, NONE, DEEP, NF1), /* I2C0_CLK */
++ PAD_NC(GPP_C18, NONE),
++ PAD_NC(GPP_C19, NONE),
++ PAD_NC(GPP_C20, NONE),
++ PAD_NC(GPP_C21, NONE), /* X280: TBT_FORCE_PWR X270: INT#_TYPEC_CPU */
++ PAD_CFG_GPI_SCI(GPP_C22, NONE, DEEP, EDGE_SINGLE, INVERT), /* -EC_SCI */
++ PAD_CFG_GPI_SCI(GPP_C23, NONE, DEEP, EDGE_SINGLE, INVERT), /* -EC_WAKE */
++
++ /* ------- GPIO Group GPP_D ------- */
++ PAD_NC(GPP_D0, NONE),
++ PAD_NC(GPP_D1, NONE),
++ PAD_NC(GPP_D2, NONE),
++ PAD_NC(GPP_D3, NONE),
++ PAD_NC(GPP_D4, NONE),
++ PAD_NC(GPP_D5, NONE),
++ PAD_NC(GPP_D6, NONE),
++ PAD_NC(GPP_D7, NONE),
++ PAD_NC(GPP_D8, NONE),
++ PAD_NC(GPP_D9, UP_20K),
++ PAD_NC(GPP_D10, NONE),
++ PAD_NC(GPP_D11, UP_20K),
++ PAD_NC(GPP_D12, UP_20K),
++ PAD_NC(GPP_D13, NONE),
++ PAD_NC(GPP_D14, NONE),
++ PAD_NC(GPP_D15, NONE),
++ PAD_NC(GPP_D16, NONE),
++ PAD_CFG_GPO(GPP_D17, 0, DEEP), /* DDI_PRIORITY */
++ PAD_NC(GPP_D18, NONE),
++ PAD_NC(GPP_D19, NONE),
++ PAD_NC(GPP_D20, NONE),
++ PAD_NC(GPP_D21, NONE),
++ PAD_CFG_GPI_TRIG_OWN(GPP_D22, UP_20K, DEEP, OFF, ACPI), /* -NFC_DTCT */
++ PAD_NC(GPP_D23, NONE),
++
++ /* ------- GPIO Group GPP_E ------- */
++ PAD_CFG_GPO(GPP_E0, 1, DEEP), /* BDC_ON */
++ PAD_CFG_NF(GPP_E1, NONE, DEEP, NF1), /* -SATA1_DTCT */
++ PAD_NC(GPP_E2, NONE),
++ PAD_NC(GPP_E3, NONE), /* X280: -TBT_PLUG_EVENT X270: ? */
++ PAD_CFG_GPO(GPP_E4, 1, DEEP), /* NFC_ON */
++ PAD_CFG_NF(GPP_E5, NONE, RSMRST, NF1), /* SATA1_DEVSLP */
++ PAD_NC(GPP_E6, NONE),
++ PAD_CFG_GPO(GPP_E7, 1, DEEP), /* -WWAN_DISABLE */
++ PAD_NC(GPP_E8, NONE),
++ PAD_CFG_NF(GPP_E9, NONE, DEEP, NF1), /* -USB_PORT0_OC0 */
++ PAD_CFG_NF(GPP_E10, NONE, DEEP, NF1), /* -USB_PORT1_OC1 */
++ PAD_NC(GPP_E11, NONE),
++ PAD_CFG_GPI_APIC_HIGH(GPP_E12, NONE, DEEP), /* NFC_INT */
++ PAD_CFG_NF(GPP_E13, NONE, DEEP, NF1), /* DDIP1_HPD */
++ PAD_CFG_NF(GPP_E14, NONE, DEEP, NF1), /* DDIP2_HPD */
++ PAD_NC(GPP_E15, NONE),
++ PAD_NC(GPP_E16, NONE),
++ PAD_CFG_NF(GPP_E17, NONE, DEEP, NF1), /* EDP_HPD */
++ PAD_NC(GPP_E18, NONE),
++ PAD_CFG_NF(GPP_E19, NONE, DEEP, NF1),
++ PAD_CFG_NF(GPP_E20, NONE, DEEP, NF1), /* DDIP2_CTRLCLK */
++ PAD_CFG_NF(GPP_E21, NONE, DEEP, NF1), /* DDIP2_CTRLDATA */
++ PAD_NC(GPP_E22, NONE),
++ PAD_NC(GPP_E23, NONE),
++
++ /* ------- GPIO Community 2 ------- */
++
++ /* -------- GPIO Group GPD -------- */
++ PAD_CFG_NF(GPD0, NONE, PWROK, NF1), /* -BATLOW */
++ PAD_CFG_NF(GPD1, NATIVE, PWROK, NF1), /* AC_PRESENT */
++ PAD_CFG_NF(GPD2, NATIVE, PWROK, NF1), /* -LANWAKE */
++ PAD_CFG_NF(GPD3, UP_20K, PWROK, NF1), /* -PWRSW_EC */
++ PAD_CFG_NF(GPD4, NONE, PWROK, NF1), /* -PCH_SLP_S3 */
++ PAD_CFG_NF(GPD5, NONE, PWROK, NF1), /* -PCH_SLP_S4 */
++ PAD_CFG_NF(GPD6, NONE, PWROK, NF1), /* -PCH_SLP_M */
++ PAD_NC(GPD7, NONE),
++ PAD_CFG_NF(GPD8, NONE, PWROK, NF1), /* SUSCLK_32K */
++ PAD_CFG_NF(GPD9, NONE, PWROK, NF1), /* -PCH_SLP_WLAN */
++ PAD_CFG_NF(GPD10, NONE, PWROK, NF1), /* -PCH_SLP_S5 */
++ PAD_CFG_NF(GPD11, NONE, PWROK, NF1), /* LANPHYPC */
++
++ /* ------- GPIO Community 3 ------- */
++
++ /* ------- GPIO Group GPP_F ------- */
++ PAD_NC(GPP_F0, NONE), /* NFC_ACTIVE */
++ PAD_NC(GPP_F1, NONE),
++ PAD_NC(GPP_F2, NONE),
++ PAD_NC(GPP_F3, NONE),
++ PAD_NC(GPP_F4, NONE), /* -WWAN_RESET */
++ PAD_NC(GPP_F5, UP_20K),
++ PAD_CFG_GPI_TRIG_OWN(GPP_F6, UP_20K, RSMRST, OFF, ACPI), /* -MIC_HW_EN (R961 to GND) */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F7, UP_20K, RSMRST, OFF, ACPI), /* -INT_MIC_DTCT */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F8, UP_20K, RSMRST, OFF, ACPI), /* WWAN_CFG0 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F9, UP_20K, RSMRST, OFF, ACPI), /* WWAN_CFG1 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F10, UP_20K, RSMRST, OFF, ACPI), /* WWAN_CFG2 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F11, UP_20K, RSMRST, OFF, ACPI), /* WWAN_CFG3 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F12, UP_20K, RSMRST, OFF, ACPI), /* PLANARID0 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F13, UP_20K, RSMRST, OFF, ACPI), /* PLANARID1 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F14, UP_20K, RSMRST, OFF, ACPI), /* PLANARID2 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F15, UP_20K, RSMRST, OFF, ACPI), /* PLANARID3 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F16, UP_20K, RSMRST, OFF, ACPI), /* MEMORYID0 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F17, UP_20K, RSMRST, OFF, ACPI), /* MEMORYID1 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F18, UP_20K, RSMRST, OFF, ACPI), /* MEMORYID2 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F19, UP_20K, RSMRST, OFF, ACPI), /* MEMORYID3 */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F20, UP_20K, RSMRST, OFF, ACPI), /* MEMORYID4 */
++ PAD_NC(GPP_F21, UP_20K),
++ PAD_CFG_GPI_TRIG_OWN(GPP_F22, UP_20K, RSMRST, OFF, ACPI), /* -TAMPER_SW_DTCT */
++ PAD_CFG_GPI_TRIG_OWN(GPP_F23, UP_20K, RSMRST, OFF, ACPI), /* -SC_DTCT */
++
++ /* ------- GPIO Group GPP_G ------- */
++ PAD_NC(GPP_G0, NONE), /* SD_CMD */
++ PAD_NC(GPP_G1, NONE), /* SD_DATA0 */
++ PAD_NC(GPP_G2, NONE), /* SD_DATA1 */
++ PAD_NC(GPP_G3, NONE), /* SD_DATA2 */
++ PAD_NC(GPP_G4, NONE), /* X280: TBT_RTD3_PWR_EN X270: SD_DATA3 */
++ PAD_NC(GPP_G5, NONE), /* X280: TBT_FORCE_USB_PWR X270: SD_CD# */
++ PAD_NC(GPP_G6, NONE), /* X280: -TBT_PERST X270: SD_CLK */
++ PAD_NC(GPP_G7, NONE), /* X280: -TBT_PCIE_WAKE X270: SD_WP */
++
++};
++
++void variant_config_gpios(void)
++{
++ gpio_configure_pads(gpio_table, ARRAY_SIZE(gpio_table));
++}
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/hda_verb.c b/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/hda_verb.c
+new file mode 100644
+index 0000000000..089e605eaf
+--- /dev/null
++++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/hda_verb.c
+@@ -0,0 +1,124 @@
++/* SPDX-License-Identifier: GPL-2.0-only */
++
++#include <device/azalia_device.h>
++
++const u32 cim_verb_data[] = {
++ 0x10ec0257, // Vendor/Device ID: Realtek ALC257
++ 0x17aa2256, // Subsystem ID
++ 18,
++ AZALIA_SUBVENDOR(0, 0x17aa2256),
++
++ AZALIA_PIN_CFG(0, 0x12, AZALIA_PIN_DESC(
++ AZALIA_INTEGRATED,
++ AZALIA_INTERNAL,
++ AZALIA_MIC_IN,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_NO_JACK_PRESENCE_DETECT,
++ 2, 0
++ )),
++ AZALIA_PIN_CFG(0, 0x13, 0x40000000), // does not describe a jack or internal device
++ AZALIA_PIN_CFG(0, 0x14, AZALIA_PIN_DESC(
++ AZALIA_INTEGRATED,
++ AZALIA_INTERNAL,
++ AZALIA_SPEAKER,
++ AZALIA_OTHER_ANALOG,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_NO_JACK_PRESENCE_DETECT,
++ 1, 0
++ )),
++ AZALIA_PIN_CFG(0, 0x18, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x19, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_EXTERNAL_PRIMARY_CHASSIS | AZALIA_RIGHT,
++ AZALIA_MIC_IN,
++ AZALIA_STEREO_MONO_1_8,
++ AZALIA_BLACK,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 3, 0
++ )),
++ AZALIA_PIN_CFG(0, 0x1a, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x1b, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x1d, 0x40661b45), // does not describe a jack or internal device
++ AZALIA_PIN_CFG(0, 0x1e, AZALIA_PIN_CFG_NC(0)),
++ AZALIA_PIN_CFG(0, 0x21, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_EXTERNAL_PRIMARY_CHASSIS | AZALIA_RIGHT,
++ AZALIA_HP_OUT,
++ AZALIA_STEREO_MONO_1_8,
++ AZALIA_BLACK,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 1, 15
++ )),
++
++ //==========Widget node 0x20 - 0 :Hidden register SW reset
++ 0x0205001A,
++ 0x0204C003,
++ 0x0205001A,
++ 0x0204C003,
++ 0x05850000,
++ 0x0584F880,
++ 0x05850000,
++ 0x0584F880,
++ //==========Widget node 0x20 - 1 : ClassD 2W
++ 0x02050038,
++ 0x02048981,
++ 0x0205001B,
++ 0x02040A4B,
++ //==========Widget node 0x20 - 2
++ 0x0205003C,
++ 0x02043154,
++ 0x0205003C,
++ 0x02043114,
++ //==========Widget node 0x20 - 3 :
++ 0x02050046,
++ 0x02040004,
++ 0x05750003,
++ 0x057409A3,
++ //==========Widget node 0x20 - 4 :JD1 enable 1JD port for HP JD
++ 0x02050009,
++ 0x02046003,
++ 0x0205000A,
++ 0x02047770,
++ //==========Widget node 0x20 - 5 : Silence data mode Threshold (-84dB)
++ 0x02050037,
++ 0x0204FE15,
++ 0x02050030,
++ 0x02049004,
++
++ 0x8086280b, // Vendor/Device ID: Intel Kabylake HDMI
++ 0x80860101, // Subsystem ID
++ 4,
++ AZALIA_SUBVENDOR(2, 0x80860101),
++
++ AZALIA_PIN_CFG(2, 0x05, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_DIGITAL_DISPLAY,
++ AZALIA_DIGITAL_OTHER_OUT,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 1, 0
++ )),
++ AZALIA_PIN_CFG(2, 0x06, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_DIGITAL_DISPLAY,
++ AZALIA_DIGITAL_OTHER_OUT,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 1, 0
++ )),
++ AZALIA_PIN_CFG(2, 0x07, AZALIA_PIN_DESC(
++ AZALIA_JACK,
++ AZALIA_DIGITAL_DISPLAY,
++ AZALIA_DIGITAL_OTHER_OUT,
++ AZALIA_OTHER_DIGITAL,
++ AZALIA_COLOR_UNKNOWN,
++ AZALIA_JACK_PRESENCE_DETECT,
++ 1, 0
++ )),
++};
++
++const u32 pc_beep_verbs[] = {};
++AZALIA_ARRAY_SIZES;
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/memory_init_params.c b/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/memory_init_params.c
+new file mode 100644
+index 0000000000..a2317c026d
+--- /dev/null
++++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/memory_init_params.c
+@@ -0,0 +1,19 @@
++/* SPDX-License-Identifier: GPL-2.0-only */
++
++#include <soc/romstage.h>
++#include <spd_bin.h>
++
++void mainboard_memory_init_params(FSPM_UPD *mupd)
++{
++ FSP_M_CONFIG *mem_cfg = &mupd->FspmConfig;
++ mem_cfg->DqPinsInterleaved = false; /* DDR_DQ probably not in interleave mode */
++ mem_cfg->CaVrefConfig = 1; /* VREF_CA to CH_A */
++ mem_cfg->MemorySpdDataLen = CONFIG_DIMM_SPD_SIZE;
++
++ /* Get SPD for memory slots */
++ struct spd_block blk = { .addr_map = { 0x50 } };
++ get_spd_smbus(&blk);
++ dump_spd_info(&blk);
++
++ mem_cfg->MemorySpdPtr00 = (uintptr_t)blk.spd_array[0];
++}
+diff --git a/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/overridetree.cb b/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/overridetree.cb
+new file mode 100644
+index 0000000000..a7d8167927
+--- /dev/null
++++ b/src/mainboard/lenovo/sklkbl_thinkpad/variants/x270/overridetree.cb
+@@ -0,0 +1,85 @@
++# SPDX-License-Identifier: GPL-2.0-only
++
++chip soc/intel/skylake
++ device domain 0 on
++ device ref south_xhci on
++ register "usb2_ports" = "{
++ [0] = USB2_PORT_MID(OC0), // JUSB1 (USB-A always on)
++ [1] = USB2_PORT_MID(OC1), // JUSB2 (USB-A)
++ [2] = USB2_PORT_MID(OC_SKIP), // JFPR (smartcard slot)
++ [3] = USB2_PORT_MID(OC_SKIP), // JUSBC (USB docking station)
++ [4] = USB2_PORT_MID(OC_SKIP), // JIRCAM (IR camera)
++ [5] = USB2_PORT_MID(OC_SKIP), // JWWAN (M.2 WWAN USB)
++ [6] = USB2_PORT_MID(OC_SKIP), // JWLAN (M.2 WLAN USB)
++ [7] = USB2_PORT_MID(OC_SKIP), // JCAM (webcam)
++ [8] = USB2_PORT_MID(OC_SKIP), // JFPR (fingerprint reader)
++ [9] = USB2_PORT_MID(OC_SKIP), // JLCD (touch panel)
++ }"
++ register "usb3_ports" = "{
++ [0] = USB3_PORT_DEFAULT(OC0), // JUSB1 (USB-A always on)
++ [1] = USB3_PORT_DEFAULT(OC1), // JUSB2 (USB-A)
++ [2] = USB3_PORT_DEFAULT(OC_SKIP), // JSD (SD card reader)
++ [3] = USB3_PORT_DEFAULT(OC_SKIP), // JUSB3 (USB docking station)
++ }"
++ end
++
++ # PCIe
++ # PCIe Controller 1 - 1x2 + 2x1
++ # PCIE 1-2 - RP1 - Media / SD - CLKOUT0 - CLKREQ0
++ # PCIE 3 - RP3 - WLAN - CLKOUT1 - CLKREQ1
++ # PCIE 4 - GbE - GbE - CLKOUT2 - CLKREQ2
++ # PCIe Controller 2 - 1x4
++ # PCIE 5-8 - RP5 - NVMe - CLKOUT3 - CLKREQ3
++ # PCIe Controller 3 - 4x1
++ # PCIE 12 - RP9 - WWAN - CLKOUT5 - CLKREQ5
++
++ # Media / SD - x2
++ device ref pcie_rp1 on
++ register "PcieRpClkReqSupport[0]" = "true"
++ register "PcieRpClkReqNumber[0]" = "0"
++ register "PcieRpClkSrcNumber[0]" = "0"
++ register "PcieRpAdvancedErrorReporting[0]" = "true"
++ register "PcieRpHotPlug[0]" = "true"
++ end
++
++ # M.2 WLAN x1
++ device ref pcie_rp3 on
++ register "PcieRpClkReqSupport[2]" = "true"
++ register "PcieRpClkReqNumber[2]" = "1"
++ register "PcieRpClkSrcNumber[2]" = "1"
++ register "PcieRpAdvancedErrorReporting[2]" = "true"
++ register "PcieRpLtrEnable[2]" = "true"
++ smbios_slot_desc "SlotTypeM2Socket1_DP" "SlotLengthOther" "M.2/A 2230" "SlotDataBusWidth1X"
++ end
++
++ # Ethernet (clobbers RP4)
++ device ref gbe on
++ register "LanClkReqSupported" = "true"
++ register "LanClkReqNumber" = "2"
++ register "PcieRpClkReqNumber[3]" = "2"
++ register "PcieRpClkSrcNumber[3]" = "2"
++ register "EnableLanLtr" = "true"
++ register "EnableLanK1Off" = "true"
++ end
++
++ # M.2 2280 SSD - x4 (RP9)
++ device ref pcie_rp5 on
++ register "PcieRpClkReqSupport[4]" = "true"
++ register "PcieRpClkReqNumber[4]" = "3"
++ register "PcieRpClkSrcNumber[4]" = "3"
++ register "PcieRpAdvancedErrorReporting[4]" = "true"
++ register "PcieRpLtrEnable[4]" = "true"
++ smbios_slot_desc "SlotTypeM2Socket3" "SlotLengthOther" "M.2/M 2280" "SlotDataBusWidth4X"
++ end
++
++ # M.2 WLAN x1
++ device ref pcie_rp9 on
++ register "PcieRpClkReqSupport[8]" = "true"
++ register "PcieRpClkReqNumber[8]" = "5"
++ register "PcieRpClkSrcNumber[8]" = "5"
++ register "PcieRpAdvancedErrorReporting[8]" = "true"
++ register "PcieRpLtrEnable[8]" = "true"
++ smbios_slot_desc "SlotTypeM2Socket1_DP" "SlotLengthOther" "M.2/A 2230" "SlotDataBusWidth1X"
++ end
++ end
++end
+--
+2.47.3
+
generated by cgit v1.2.1 (git 2.18.0) at 2026-02-20 13:23:16 +0000