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-rw-r--r--src/soc/intel/alderlake/Makefile.inc7
-rw-r--r--src/soc/intel/alderlake/acpi/gpio.asl171
-rw-r--r--src/soc/intel/alderlake/gpio.c188
-rw-r--r--src/soc/intel/alderlake/include/soc/gpio.h12
-rw-r--r--src/soc/intel/alderlake/include/soc/gpio_defs.h273
-rw-r--r--src/soc/intel/alderlake/include/soc/gpio_soc_defs.h322
-rw-r--r--src/soc/intel/alderlake/include/soc/pmc.h25
7 files changed, 986 insertions, 12 deletions
diff --git a/src/soc/intel/alderlake/Makefile.inc b/src/soc/intel/alderlake/Makefile.inc
index a0b0e36e46..7ea9301a35 100644
--- a/src/soc/intel/alderlake/Makefile.inc
+++ b/src/soc/intel/alderlake/Makefile.inc
@@ -12,11 +12,18 @@ bootblock-y += bootblock/cpu.c
bootblock-y += bootblock/pch.c
bootblock-y += bootblock/report_platform.c
bootblock-y += espi.c
+bootblock-y += gpio.c
bootblock-y += p2sb.c
romstage-y += espi.c
+romstage-y += gpio.c
romstage-y += meminit.c
romstage-y += reset.c
+
+ramstage-y += gpio.c
+
+smm-y += gpio.c
+
CPPFLAGS_common += -I$(src)/soc/intel/alderlake
CPPFLAGS_common += -I$(src)/soc/intel/alderlake/include
endif
diff --git a/src/soc/intel/alderlake/acpi/gpio.asl b/src/soc/intel/alderlake/acpi/gpio.asl
new file mode 100644
index 0000000000..e21f6d5481
--- /dev/null
+++ b/src/soc/intel/alderlake/acpi/gpio.asl
@@ -0,0 +1,171 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+#include <intelblocks/gpio.h>
+#include <soc/gpio_defs.h>
+#include <soc/intel/common/acpi/gpio.asl>
+#include <soc/intel/common/block/acpi/acpi/gpio_op.asl>
+#include <soc/irq.h>
+#include <soc/pcr_ids.h>
+
+Device (GPIO)
+{
+ Name (_HID, CROS_GPIO_NAME)
+ Name (_UID, 0)
+ Name (_DDN, "GPIO Controller")
+
+ Name (RBUF, ResourceTemplate()
+ {
+ Memory32Fixed (ReadWrite, 0, 0, COM0)
+ Memory32Fixed (ReadWrite, 0, 0, COM1)
+ Memory32Fixed (ReadWrite, 0, 0, COM4)
+ Memory32Fixed (ReadWrite, 0, 0, COM5)
+ Interrupt (ResourceConsumer, Level, ActiveLow, Shared,,, GIRQ)
+ { GPIO_IRQ14 }
+ })
+ Method (_CRS, 0, NotSerialized)
+ {
+ /* GPIO Community 0 */
+ CreateDWordField (^RBUF, ^COM0._BAS, BAS0)
+ CreateDWordField (^RBUF, ^COM0._LEN, LEN0)
+ BAS0 = ^^PCRB (PID_GPIOCOM0)
+ LEN0 = GPIO_BASE_SIZE
+
+ /* GPIO Community 1 */
+ CreateDWordField (^RBUF, ^COM1._BAS, BAS1)
+ CreateDWordField (^RBUF, ^COM1._LEN, LEN1)
+ BAS1 = ^^PCRB (PID_GPIOCOM1)
+ LEN1 = GPIO_BASE_SIZE
+
+ /* GPIO Community 4 */
+ CreateDWordField (^RBUF, ^COM4._BAS, BAS4)
+ CreateDWordField (^RBUF, ^COM4._LEN, LEN4)
+ BAS4 = ^^PCRB (PID_GPIOCOM4)
+ LEN4 = GPIO_BASE_SIZE
+
+ /* GPIO Community 5 */
+ CreateDWordField (^RBUF, ^COM5._BAS, BAS5)
+ CreateDWordField (^RBUF, ^COM5._LEN, LEN5)
+ BAS5 = ^^PCRB (PID_GPIOCOM5)
+ LEN5 = GPIO_BASE_SIZE
+
+ Return (RBUF)
+ }
+
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (0xF)
+ }
+}
+
+/*
+ * Get GPIO DW0 Address
+ * Arg0 - GPIO Number
+ */
+Method (GADD, 1, NotSerialized)
+{
+ /* GPIO Community 0 */
+ If (Arg0 >= GPIO_COM0_START && Arg0 <= GPIO_COM0_END)
+ {
+ Local0 = PID_GPIOCOM0
+ Local1 = Arg0 - GPIO_COM0_START
+ }
+ /* GPIO Community 1 */
+ If (Arg0 >= GPIO_COM1_START && Arg0 <= GPIO_COM1_END)
+ {
+ Local0 = PID_GPIOCOM1
+ Local1 = Arg0 - GPIO_COM1_START
+ }
+ /* GPIO Community 2 */
+ If (Arg0 >= GPIO_COM2_START && Arg0 <= GPIO_COM2_END)
+ {
+ Local0 = PID_GPIOCOM2
+ Local1 = Arg0 - GPIO_COM2_START
+ }
+ /* GPIO Community 4 */
+ If (Arg0 >= GPIO_COM4_START && Arg0 <= GPIO_COM4_END)
+ {
+ Local0 = PID_GPIOCOM4
+ Local1 = Arg0 - GPIO_COM4_START
+ }
+ /* GPIO Community 5*/
+ If (Arg0 >= GPIO_COM5_START && Arg0 <= GPIO_COM5_END)
+ {
+ Local0 = PID_GPIOCOM5
+ Local1 = Arg0 - GPIO_COM5_START
+ }
+
+ Local2 = PCRB(Local0) + PAD_CFG_BASE + (Local1 * 16)
+ Return (Local2)
+}
+
+/*
+ * Return PCR Port ID of GPIO Communities
+ *
+ * Arg0: GPIO Community (0-5)
+ */
+Method (GPID, 1, Serialized)
+{
+ Switch (ToInteger (Arg0))
+ {
+ Case (COMM_0) {
+ Local0 = PID_GPIOCOM0
+ }
+ Case (COMM_1) {
+ Local0 = PID_GPIOCOM1
+ }
+ Case (COMM_2) {
+ Local0 = PID_GPIOCOM2
+ }
+ Case (COMM_4) {
+ Local0 = PID_GPIOCOM4
+ }
+ Case (COMM_5) {
+ Local0 = PID_GPIOCOM5
+ }
+ Default {
+ Return (0)
+ }
+ }
+
+ Return (Local0)
+}
+
+/* GPIO Power Management bits */
+Name(GPMB, Package(TOTAL_GPIO_COMM) {0, 0, 0, 0, 0})
+
+/*
+ * Save GPIO Power Management bits
+ */
+Method (SGPM, 0, Serialized)
+{
+ For (Local0 = 0, Local0 < TOTAL_GPIO_COMM, Local0++)
+ {
+ Local1 = GPID (Local0)
+ GPMB[Local0] = PCRR (Local1, GPIO_MISCCFG)
+ }
+}
+
+/*
+ * Restore GPIO Power Management bits
+ */
+Method (RGPM, 0, Serialized)
+{
+ For (Local0 = 0, Local0 < TOTAL_GPIO_COMM, Local0++)
+ {
+ CGPM (Local0, DerefOf(GPMB[Local0]))
+ }
+}
+
+/*
+ * Save current setting of GPIO Power Management bits and
+ * enable all Power Management bits for all communities
+ */
+Method (EGPM, 0, Serialized)
+{
+ /* Save current setting and will restore it when resuming */
+ SGPM ()
+ /* Enable PM bits */
+ For (Local0 = 0, Local0 < TOTAL_GPIO_COMM, Local0++)
+ {
+ CGPM (Local0, MISCCFG_ENABLE_GPIO_PM_CONFIG)
+ }
+}
diff --git a/src/soc/intel/alderlake/gpio.c b/src/soc/intel/alderlake/gpio.c
new file mode 100644
index 0000000000..f0db5e996b
--- /dev/null
+++ b/src/soc/intel/alderlake/gpio.c
@@ -0,0 +1,188 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <intelblocks/gpio.h>
+#include <intelblocks/pcr.h>
+#include <soc/pcr_ids.h>
+#include <soc/pmc.h>
+
+/*
+ * This file is created based on Intel Alder Lake Processor PCH Datasheet
+ * Document number: 630094
+ * Chapter number: 27
+ */
+
+static const struct reset_mapping rst_map[] = {
+ { .logical = PAD_CFG0_LOGICAL_RESET_RSMRST, .chipset = 0U << 30 },
+ { .logical = PAD_CFG0_LOGICAL_RESET_DEEP, .chipset = 1U << 30 },
+ { .logical = PAD_CFG0_LOGICAL_RESET_PLTRST, .chipset = 2U << 30 },
+};
+static const struct reset_mapping rst_map_com2[] = {
+ { .logical = PAD_CFG0_LOGICAL_RESET_PWROK, .chipset = 0U << 30 },
+ { .logical = PAD_CFG0_LOGICAL_RESET_DEEP, .chipset = 1U << 30 },
+ { .logical = PAD_CFG0_LOGICAL_RESET_PLTRST, .chipset = 2U << 30 },
+ { .logical = PAD_CFG0_LOGICAL_RESET_RSMRST, .chipset = 3U << 30 },
+};
+
+/*
+ * The GPIO pinctrl driver for Alder Lake on Linux expects 32 GPIOs per pad
+ * group, regardless of whether or not there is a physical pad for each
+ * exposed GPIO number.
+ *
+ * This results in the OS having a sparse GPIO map, and devices that need
+ * to export an ACPI GPIO must use the OS expected number.
+ *
+ * Not all pins are usable as GPIO and those groups do not have a pad base.
+ */
+static const struct pad_group adl_community0_groups[] = {
+ INTEL_GPP_BASE(GPP_B0, GPP_B0, GPP_B25, 0), /* GPP_B */
+ INTEL_GPP_BASE(GPP_B0, GPP_T0, GPP_T15, 32), /* GPP_T */
+ INTEL_GPP_BASE(GPP_B0, GPP_A0, GPP_ESPI_CLK_LOOPBK, 64), /* GPP_A */
+};
+
+static const struct pad_group adl_community1_groups[] = {
+ INTEL_GPP_BASE(GPP_S0, GPP_S0, GPP_S7, 96), /* GPP_S */
+ INTEL_GPP_BASE(GPP_S0, GPP_H0, GPP_H23, 128), /* GPP_H */
+ INTEL_GPP_BASE(GPP_S0, GPP_D0, GPP_GSPI2_CLK_LOOPBK, 160), /* GPP_D */
+};
+
+/* This community is not visible to the OS */
+static const struct pad_group adl_community2_groups[] = {
+ INTEL_GPP(GPD0, GPD0, GPD_DRAM_RESETB), /* GPD */
+};
+
+static const struct pad_group adl_community4_groups[] = {
+ INTEL_GPP_BASE(GPP_C0, GPP_C0, GPP_C23, 256), /* GPP_C */
+ INTEL_GPP_BASE(GPP_C0, GPP_F0, GPP_F_CLK_LOOPBK, 288), /* GPP_F */
+ INTEL_GPP(GPP_C0, GPP_L_BKLTEN, GPP_MLK_RSTB), /* GPP_HVMOS */
+ INTEL_GPP_BASE(GPP_C0, GPP_E0, GPP_E_CLK_LOOPBK, 320), /* GPP_E */
+};
+
+static const struct pad_group adl_community5_groups[] = {
+ INTEL_GPP_BASE(GPP_R0, GPP_R0, GPP_R7, 352), /* GPP_R */
+ INTEL_GPP(GPP_R0, GPP_SPI0_IO_2, GPP_SPI0_CLK), /* GPP_SPI0 */
+};
+
+static const struct pad_community adl_communities[] = {
+ [COMM_0] = { /* GPP B, T, A */
+ .port = PID_GPIOCOM0,
+ .first_pad = GPIO_COM0_START,
+ .last_pad = GPIO_COM0_END,
+ .num_gpi_regs = NUM_GPIO_COM0_GPI_REGS,
+ .pad_cfg_base = PAD_CFG_BASE,
+ .host_own_reg_0 = HOSTSW_OWN_REG_0,
+ .gpi_int_sts_reg_0 = GPI_INT_STS_0,
+ .gpi_int_en_reg_0 = GPI_INT_EN_0,
+ .gpi_smi_sts_reg_0 = GPI_SMI_STS_0,
+ .gpi_smi_en_reg_0 = GPI_SMI_EN_0,
+ .max_pads_per_group = GPIO_MAX_NUM_PER_GROUP,
+ .name = "GPP_BTA",
+ .acpi_path = "\\_SB.PCI0.GPIO",
+ .reset_map = rst_map,
+ .num_reset_vals = ARRAY_SIZE(rst_map),
+ .groups = adl_community0_groups,
+ .num_groups = ARRAY_SIZE(adl_community0_groups),
+ },
+ [COMM_1] = { /* GPP S, D, H */
+ .port = PID_GPIOCOM1,
+ .first_pad = GPIO_COM1_START,
+ .last_pad = GPIO_COM1_END,
+ .num_gpi_regs = NUM_GPIO_COM1_GPI_REGS,
+ .pad_cfg_base = PAD_CFG_BASE,
+ .host_own_reg_0 = HOSTSW_OWN_REG_0,
+ .gpi_int_sts_reg_0 = GPI_INT_STS_0,
+ .gpi_int_en_reg_0 = GPI_INT_EN_0,
+ .gpi_smi_sts_reg_0 = GPI_SMI_STS_0,
+ .gpi_smi_en_reg_0 = GPI_SMI_EN_0,
+ .max_pads_per_group = GPIO_MAX_NUM_PER_GROUP,
+ .name = "GPP_SDH",
+ .acpi_path = "\\_SB.PCI0.GPIO",
+ .reset_map = rst_map,
+ .num_reset_vals = ARRAY_SIZE(rst_map),
+ .groups = adl_community1_groups,
+ .num_groups = ARRAY_SIZE(adl_community1_groups),
+ },
+ [COMM_2] = { /* GPD */
+ .port = PID_GPIOCOM2,
+ .first_pad = GPIO_COM2_START,
+ .last_pad = GPIO_COM2_END,
+ .num_gpi_regs = NUM_GPIO_COM2_GPI_REGS,
+ .pad_cfg_base = PAD_CFG_BASE,
+ .host_own_reg_0 = HOSTSW_OWN_REG_0,
+ .gpi_int_sts_reg_0 = GPI_INT_STS_0,
+ .gpi_int_en_reg_0 = GPI_INT_EN_0,
+ .gpi_smi_sts_reg_0 = GPI_SMI_STS_0,
+ .gpi_smi_en_reg_0 = GPI_SMI_EN_0,
+ .max_pads_per_group = GPIO_MAX_NUM_PER_GROUP,
+ .name = "GPD",
+ .acpi_path = "\\_SB.PCI0.GPIO",
+ .reset_map = rst_map_com2,
+ .num_reset_vals = ARRAY_SIZE(rst_map_com2),
+ .groups = adl_community2_groups,
+ .num_groups = ARRAY_SIZE(adl_community2_groups),
+ },
+ [COMM_4] = { /* GPP F, C, HVMOS, E */
+ .port = PID_GPIOCOM4,
+ .first_pad = GPIO_COM4_START,
+ .last_pad = GPIO_COM4_END,
+ .num_gpi_regs = NUM_GPIO_COM4_GPI_REGS,
+ .pad_cfg_base = PAD_CFG_BASE,
+ .host_own_reg_0 = HOSTSW_OWN_REG_0,
+ .gpi_int_sts_reg_0 = GPI_INT_STS_0,
+ .gpi_int_en_reg_0 = GPI_INT_EN_0,
+ .gpi_smi_sts_reg_0 = GPI_SMI_STS_0,
+ .gpi_smi_en_reg_0 = GPI_SMI_EN_0,
+ .max_pads_per_group = GPIO_MAX_NUM_PER_GROUP,
+ .name = "GPP_FCE",
+ .acpi_path = "\\_SB.PCI0.GPIO",
+ .reset_map = rst_map,
+ .num_reset_vals = ARRAY_SIZE(rst_map),
+ .groups = adl_community4_groups,
+ .num_groups = ARRAY_SIZE(adl_community4_groups),
+ },
+ [COMM_5] = { /* GPP R, SPI0 */
+ .port = PID_GPIOCOM5,
+ .first_pad = GPIO_COM5_START,
+ .last_pad = GPIO_COM5_END,
+ .num_gpi_regs = NUM_GPIO_COM5_GPI_REGS,
+ .pad_cfg_base = PAD_CFG_BASE,
+ .host_own_reg_0 = HOSTSW_OWN_REG_0,
+ .gpi_int_sts_reg_0 = GPI_INT_STS_0,
+ .gpi_int_en_reg_0 = GPI_INT_EN_0,
+ .gpi_smi_sts_reg_0 = GPI_SMI_STS_0,
+ .gpi_smi_en_reg_0 = GPI_SMI_EN_0,
+ .max_pads_per_group = GPIO_MAX_NUM_PER_GROUP,
+ .name = "GPP_RSPI0",
+ .acpi_path = "\\_SB.PCI0.GPIO",
+ .reset_map = rst_map,
+ .num_reset_vals = ARRAY_SIZE(rst_map),
+ .groups = adl_community5_groups,
+ .num_groups = ARRAY_SIZE(adl_community5_groups),
+ }
+};
+
+const struct pad_community *soc_gpio_get_community(size_t *num_communities)
+{
+ *num_communities = ARRAY_SIZE(adl_communities);
+ return adl_communities;
+}
+
+const struct pmc_to_gpio_route *soc_pmc_gpio_routes(size_t *num)
+{
+ static const struct pmc_to_gpio_route routes[] = {
+ { PMC_GPP_B, GPP_B },
+ { PMC_GPP_T, GPP_T },
+ { PMC_GPP_A, GPP_A },
+ { PMC_GPP_S, GPP_S },
+ { PMC_GPP_H, GPP_H },
+ { PMC_GPP_D, GPP_D },
+ { PMC_GPD, GPD },
+ { PMC_GPP_C, GPP_C },
+ { PMC_GPP_F, GPP_F },
+ { PMC_GPP_HVMOS, GPP_HVMOS },
+ { PMC_GPP_E, GPP_E },
+ { PMC_GPP_R, GPP_R },
+ { PMC_GPP_SPI0, GPP_SPI0 },
+ };
+ *num = ARRAY_SIZE(routes);
+ return routes;
+}
diff --git a/src/soc/intel/alderlake/include/soc/gpio.h b/src/soc/intel/alderlake/include/soc/gpio.h
new file mode 100644
index 0000000000..eec698a1e7
--- /dev/null
+++ b/src/soc/intel/alderlake/include/soc/gpio.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef _SOC_ALDERLAKE_GPIO_H_
+#define _SOC_ALDERLAKE_GPIO_H_
+
+#include <soc/gpio_defs.h>
+#include <intelblocks/gpio.h>
+
+#define CROS_GPIO_NAME "INTC1055"
+#define CROS_GPIO_DEVICE_NAME "INTC1055:00"
+
+#endif
diff --git a/src/soc/intel/alderlake/include/soc/gpio_defs.h b/src/soc/intel/alderlake/include/soc/gpio_defs.h
new file mode 100644
index 0000000000..68b886acac
--- /dev/null
+++ b/src/soc/intel/alderlake/include/soc/gpio_defs.h
@@ -0,0 +1,273 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef _SOC_ALDERLAKE_GPIO_DEFS_H_
+#define _SOC_ALDERLAKE_GPIO_DEFS_H_
+
+#ifndef __ACPI__
+#include <stddef.h>
+#endif
+#include <soc/gpio_soc_defs.h>
+
+#define GPIO_NUM_PAD_CFG_REGS 4 /* DW0, DW1, DW2, DW3 */
+
+#define NUM_GPIO_COMx_GPI_REGS(n) \
+ (ALIGN_UP((n), GPIO_MAX_NUM_PER_GROUP) / GPIO_MAX_NUM_PER_GROUP)
+
+#define NUM_GPIO_COM0_GPI_REGS NUM_GPIO_COMx_GPI_REGS(NUM_GPIO_COM0_PADS)
+#define NUM_GPIO_COM1_GPI_REGS NUM_GPIO_COMx_GPI_REGS(NUM_GPIO_COM1_PADS)
+#define NUM_GPIO_COM2_GPI_REGS NUM_GPIO_COMx_GPI_REGS(NUM_GPIO_COM2_PADS)
+#define NUM_GPIO_COM4_GPI_REGS NUM_GPIO_COMx_GPI_REGS(NUM_GPIO_COM4_PADS)
+#define NUM_GPIO_COM5_GPI_REGS NUM_GPIO_COMx_GPI_REGS(NUM_GPIO_COM5_PADS)
+
+#define NUM_GPI_STATUS_REGS \
+ ((NUM_GPIO_COM0_GPI_REGS) +\
+ (NUM_GPIO_COM1_GPI_REGS) +\
+ (NUM_GPIO_COM2_GPI_REGS) +\
+ (NUM_GPIO_COM4_GPI_REGS) +\
+ (NUM_GPIO_COM5_GPI_REGS))
+/*
+ * IOxAPIC IRQs for the GPIOs
+ */
+
+/* Group T */
+#define GPP_T0_IRQ 0x30
+#define GPP_T1_IRQ 0x31
+#define GPP_T2_IRQ 0x32
+#define GPP_T3_IRQ 0x33
+#define GPP_T4_IRQ 0x34
+#define GPP_T5_IRQ 0x35
+#define GPP_T6_IRQ 0x36
+#define GPP_T7_IRQ 0x37
+#define GPP_T8_IRQ 0x38
+#define GPP_T9_IRQ 0x39
+#define GPP_T10_IRQ 0x3A
+#define GPP_T11_IRQ 0x3B
+#define GPP_T12_IRQ 0x3C
+#define GPP_T13_IRQ 0x3D
+#define GPP_T14_IRQ 0x3E
+#define GPP_T15_IRQ 0x3F
+
+/* Group A */
+#define GPP_A0_IRQ 0x40
+#define GPP_A1_IRQ 0x41
+#define GPP_A2_IRQ 0x42
+#define GPP_A3_IRQ 0x43
+#define GPP_A4_IRQ 0x44
+#define GPP_A5_IRQ 0x45
+#define GPP_A6_IRQ 0x46
+#define GPP_A7_IRQ 0x47
+#define GPP_A8_IRQ 0x48
+#define GPP_A9_IRQ 0x49
+#define GPP_A10_IRQ 0x4A
+#define GPP_A11_IRQ 0x4B
+#define GPP_A12_IRQ 0x4C
+#define GPP_A13_IRQ 0x4D
+#define GPP_A14_IRQ 0x4E
+#define GPP_A15_IRQ 0x4F
+#define GPP_A16_IRQ 0x50
+#define GPP_A17_IRQ 0x51
+#define GPP_A18_IRQ 0x52
+#define GPP_A19_IRQ 0x53
+#define GPP_A20_IRQ 0x54
+#define GPP_A21_IRQ 0x55
+#define GPP_A22_IRQ 0x56
+#define GPP_A23_IRQ 0x57
+
+/* Group B */
+#define GPP_B0_IRQ 0x18
+#define GPP_B1_IRQ 0x19
+#define GPP_B2_IRQ 0x1A
+#define GPP_B3_IRQ 0x1B
+#define GPP_B4_IRQ 0x1C
+#define GPP_B5_IRQ 0x1D
+#define GPP_B6_IRQ 0x1E
+#define GPP_B7_IRQ 0x1F
+#define GPP_B8_IRQ 0x20
+#define GPP_B9_IRQ 0x21
+#define GPP_B10_IRQ 0x22
+#define GPP_B11_IRQ 0x23
+#define GPP_B12_IRQ 0x24
+#define GPP_B13_IRQ 0x25
+#define GPP_B14_IRQ 0x26
+#define GPP_B15_IRQ 0x27
+#define GPP_B16_IRQ 0x28
+#define GPP_B17_IRQ 0x29
+#define GPP_B18_IRQ 0x2A
+#define GPP_B19_IRQ 0x2B
+#define GPP_B20_IRQ 0x2C
+#define GPP_B21_IRQ 0x2D
+#define GPP_B22_IRQ 0x2E
+#define GPP_B23_IRQ 0x2F
+
+/* Group C */
+#define GPP_C0_iIRQ 0x6E
+#define GPP_C1_IRQ 0x6F
+#define GPP_C2_IRQ 0x70
+#define GPP_C3_IRQ 0x71
+#define GPP_C4_IRQ 0x72
+#define GPP_C5_IRQ 0x73
+#define GPP_C6_IRQ 0x74
+#define GPP_C7_IRQ 0x75
+#define GPP_C8_IRQ 0x76
+#define GPP_C9_IRQ 0x77
+#define GPP_C10_IRQ 0x18
+#define GPP_C11_IRQ 0x19
+#define GPP_C12_IRQ 0x1A
+#define GPP_C13_IRQ 0x1B
+#define GPP_C14_IRQ 0x1C
+#define GPP_C15_IRQ 0x1D
+#define GPP_C16_IRQ 0x1E
+#define GPP_C17_IRQ 0x1F
+#define GPP_C18_IRQ 0x20
+#define GPP_C19_IRQ 0x21
+#define GPP_C20_IRQ 0x22
+#define GPP_C21_IRQ 0x23
+#define GPP_C22_IRQ 0x24
+#define GPP_C23_IRQ 0x25
+
+/* Group D */
+#define GPP_D0_IRQ 0x2C
+#define GPP_D1_IRQ 0x2D
+#define GPP_D2_IRQ 0x2E
+#define GPP_D3_IRQ 0x2F
+#define GPP_D4_IRQ 0x30
+#define GPP_D5_IRQ 0x31
+#define GPP_D6_IRQ 0x32
+#define GPP_D7_IRQ 0x33
+#define GPP_D8_IRQ 0x34
+#define GPP_D9_IRQ 0x35
+#define GPP_D10_IRQ 0x36
+#define GPP_D11_IRQ 0x37
+#define GPP_D12_IRQ 0x38
+#define GPP_D13_IRQ 0x39
+#define GPP_D14_IRQ 0x3A
+#define GPP_D15_IRQ 0x3B
+#define GPP_D16_IRQ 0x3C
+#define GPP_D17_IRQ 0x3D
+#define GPP_D18_IRQ 0x3E
+#define GPP_D19_IRQ 0x3F
+
+/* Group E */
+#define GPP_E0_IRQ 0x26
+#define GPP_E1_IRQ 0x27
+#define GPP_E2_IRQ 0x28
+#define GPP_E3_IRQ 0x29
+#define GPP_E4_IRQ 0x30
+#define GPP_E5_IRQ 0x31
+#define GPP_E6_IRQ 0x32
+#define GPP_E7_IRQ 0x33
+#define GPP_E8_IRQ 0x34
+#define GPP_E9_IRQ 0x35
+#define GPP_E10_IRQ 0x36
+#define GPP_E11_IRQ 0x37
+#define GPP_E12_IRQ 0x38
+#define GPP_E13_IRQ 0x39
+#define GPP_E14_IRQ 0x3A
+#define GPP_E15_IRQ 0x3B
+#define GPP_E16_IRQ 0x3C
+#define GPP_E17_IRQ 0x3D
+#define GPP_E18_IRQ 0x3E
+#define GPP_E19_IRQ 0x3F
+#define GPP_E20_IRQ 0x40
+#define GPP_E21_IRQ 0x41
+#define GPP_E22_IRQ 0x42
+#define GPP_E23_IRQ 0x43
+
+/* Group F */
+#define GPP_F0_IRQ 0x56
+#define GPP_F1_IRQ 0x57
+#define GPP_F2_IRQ 0x58
+#define GPP_F3_IRQ 0x59
+#define GPP_F4_IRQ 0x5A
+#define GPP_F5_IRQ 0x5B
+#define GPP_F6_IRQ 0x5C
+#define GPP_F7_IRQ 0x5D
+#define GPP_F8_IRQ 0x5E
+#define GPP_F9_IRQ 0x5F
+#define GPP_F10_IRQ 0x60
+#define GPP_F11_IRQ 0x61
+#define GPP_F12_IRQ 0x62
+#define GPP_F13_IRQ 0x63
+#define GPP_F14_IRQ 0x64
+#define GPP_F15_IRQ 0x65
+#define GPP_F16_IRQ 0x66
+#define GPP_F17_IRQ 0x67
+#define GPP_F18_IRQ 0x68
+#define GPP_F19_IRQ 0x69
+#define GPP_F20_IRQ 0x6A
+#define GPP_F21_IRQ 0x6B
+#define GPP_F22_IRQ 0x6C
+#define GPP_F23_IRQ 0x6D
+
+/* Group H */
+#define GPP_H0_IRQ 0x74
+#define GPP_H1_IRQ 0x75
+#define GPP_H2_IRQ 0x76
+#define GPP_H3_IRQ 0x77
+#define GPP_H4_IRQ 0x18
+#define GPP_H5_IRQ 0x19
+#define GPP_H6_IRQ 0x1A
+#define GPP_H7_IRQ 0x1B
+#define GPP_H8_IRQ 0x1C
+#define GPP_H9_IRQ 0x1D
+#define GPP_H10_IRQ 0x1E
+#define GPP_H11_IRQ 0x1F
+#define GPP_H12_IRQ 0x20
+#define GPP_H13_IRQ 0x21
+#define GPP_H14_IRQ 0x22
+#define GPP_H15_IRQ 0x23
+#define GPP_H16_IRQ 0x24
+#define GPP_H17_IRQ 0x25
+#define GPP_H18_IRQ 0x26
+#define GPP_H19_IRQ 0x27
+#define GPP_H20_IRQ 0x28
+#define GPP_H21_IRQ 0x29
+#define GPP_H22_IRQ 0x2A
+#define GPP_H23_IRQ 0x2B
+
+/* Group R */
+#define GPP_R0_IRQ 0x58
+#define GPP_R1_IRQ 0x59
+#define GPP_R2_IRQ 0x5A
+#define GPP_R3_IRQ 0x5B
+#define GPP_R4_IRQ 0x5C
+#define GPP_R5_IRQ 0x5D
+#define GPP_R6_IRQ 0x5E
+#define GPP_R7_IRQ 0x5F
+
+/* Group S */
+#define GPP_S0_IRQ 0x6C
+#define GPP_S1_IRQ 0x6D
+#define GPP_S2_IRQ 0x6E
+#define GPP_S3_IRQ 0x6F
+#define GPP_S4_IRQ 0x70
+#define GPP_S5_IRQ 0x71
+#define GPP_S6_IRQ 0x72
+#define GPP_S7_IRQ 0x73
+
+/* Group GPD */
+#define GPD0_IRQ 0x60
+#define GPD1_IRQ 0x61
+#define GPD2_IRQ 0x62
+#define GPD3_IRQ 0x63
+#define GPD4_IRQ 0x64
+#define GPD5_IRQ 0x65
+#define GPD6_IRQ 0x66
+#define GPD7_IRQ 0x67
+#define GPD8_IRQ 0x68
+#define GPD9_IRQ 0x69
+#define GPD10_IRQ 0x6A
+#define GPD11_IRQ 0x6B
+
+/* Register defines. */
+#define GPIO_MISCCFG 0x10
+#define GPE_DW_SHIFT 8
+#define GPE_DW_MASK 0xfff00
+#define HOSTSW_OWN_REG_0 0xb0
+#define GPI_INT_STS_0 0x100
+#define GPI_INT_EN_0 0x110
+#define GPI_SMI_STS_0 0x180
+#define GPI_SMI_EN_0 0x1A0
+#define PAD_CFG_BASE 0x700
+
+#endif
diff --git a/src/soc/intel/alderlake/include/soc/gpio_soc_defs.h b/src/soc/intel/alderlake/include/soc/gpio_soc_defs.h
new file mode 100644
index 0000000000..bf95716a5d
--- /dev/null
+++ b/src/soc/intel/alderlake/include/soc/gpio_soc_defs.h
@@ -0,0 +1,322 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+#ifndef _SOC_ALDERLAKE_GPIO_SOC_DEFS_H_
+#define _SOC_ALDERLAKE_GPIO_SOC_DEFS_H_
+
+/*
+ * Most of the fixed numbers and macros are based on the GPP groups.
+ * The GPIO groups are accessed through register blocks called
+ * communities.
+ */
+/* GPIO COMM 0 */
+#define GPP_B 0x0
+#define GPP_T 0x1
+#define GPP_A 0x2
+/* GPIO COMM 1 */
+#define GPP_S 0x3
+#define GPP_H 0x4
+#define GPP_D 0x5
+/* GPIO COMM 2 */
+#define GPD 0x6
+/* GPIO COMM 4 */
+#define GPP_C 0x7
+#define GPP_F 0x8
+#define GPP_HVMOS 0x9
+#define GPP_E 0xA
+/* GPIO COMM 5 */
+#define GPP_R 0xB
+#define GPP_SPI0 0xC
+
+#define GPIO_MAX_NUM_PER_GROUP 26
+
+#define COMM_0 0
+#define COMM_1 1
+#define COMM_2 2
+/* GPIO community 3 is not exposed to be used and hence is skipped. */
+#define COMM_4 3
+#define COMM_5 4
+/*
+ * GPIOs are ordered monotonically increasing to match ACPI/OS driver.
+ */
+/* Group B */
+#define GPP_B0 0
+#define GPP_B1 1
+#define GPP_B2 2
+#define GPP_B3 3
+#define GPP_B4 4
+#define GPP_B5 5
+#define GPP_B6 6
+#define GPP_B7 7
+#define GPP_B8 8
+#define GPP_B9 9
+#define GPP_B10 10
+#define GPP_B11 11
+#define GPP_B12 12
+#define GPP_B13 13
+#define GPP_B14 14
+#define GPP_B15 15
+#define GPP_B16 16
+#define GPP_B17 17
+#define GPP_B18 18
+#define GPP_B19 19
+#define GPP_B20 20
+#define GPP_B21 21
+#define GPP_B22 22
+#define GPP_B23 23
+#define GPP_B24 24 /* GSPI0_CLK_LOOPBK */
+#define GPP_B25 25 /* GSPI1_CLK_LOOPBK */
+
+/* Group T */
+#define GPP_T0 26
+#define GPP_T1 27
+#define GPP_T2 28
+#define GPP_T3 29
+#define GPP_T4 30
+#define GPP_T5 31
+#define GPP_T6 32
+#define GPP_T7 33
+#define GPP_T8 34
+#define GPP_T9 35
+#define GPP_T10 36
+#define GPP_T11 37
+#define GPP_T12 38
+#define GPP_T13 39
+#define GPP_T14 40
+#define GPP_T15 41
+
+/* Group A */
+#define GPP_A0 42
+#define GPP_A1 43
+#define GPP_A2 44
+#define GPP_A3 45
+#define GPP_A4 46
+#define GPP_A5 47
+#define GPP_A6 48
+#define GPP_A7 49
+#define GPP_A8 50
+#define GPP_A9 51
+#define GPP_A10 52
+#define GPP_A11 53
+#define GPP_A12 54
+#define GPP_A13 55
+#define GPP_A14 56
+#define GPP_A15 57
+#define GPP_A16 58
+#define GPP_A17 59
+#define GPP_A18 60
+#define GPP_A19 61
+#define GPP_A20 62
+#define GPP_A21 63
+#define GPP_A22 64
+#define GPP_A23 65
+#define GPP_ESPI_CLK_LOOPBK 66
+
+#define GPIO_COM0_START GPP_B0
+#define GPIO_COM0_END GPP_ESPI_CLK_LOOPBK
+#define NUM_GPIO_COM0_PADS (GPIO_COM0_END - GPIO_COM0_START + 1)
+
+/* Group S */
+#define GPP_S0 67
+#define GPP_S1 68
+#define GPP_S2 69
+#define GPP_S3 70
+#define GPP_S4 71
+#define GPP_S5 72
+#define GPP_S6 73
+#define GPP_S7 74
+
+/* Group H */
+#define GPP_H0 75
+#define GPP_H1 76
+#define GPP_H2 77
+#define GPP_H3 78
+#define GPP_H4 79
+#define GPP_H5 80
+#define GPP_H6 81
+#define GPP_H7 82
+#define GPP_H8 83
+#define GPP_H9 84
+#define GPP_H10 85
+#define GPP_H11 86
+#define GPP_H12 87
+#define GPP_H13 88
+#define GPP_H14 89
+#define GPP_H15 90
+#define GPP_H16 91
+#define GPP_H17 92
+#define GPP_H18 93
+#define GPP_H19 94
+#define GPP_H20 95
+#define GPP_H21 96
+#define GPP_H22 97
+#define GPP_H23 98
+
+/* Group D */
+#define GPP_D0 99
+#define GPP_D1 100
+#define GPP_D2 101
+#define GPP_D3 102
+#define GPP_D4 103
+#define GPP_D5 104
+#define GPP_D6 105
+#define GPP_D7 106
+#define GPP_D8 107
+#define GPP_D9 108
+#define GPP_D10 109
+#define GPP_D11 110
+#define GPP_D12 111
+#define GPP_D13 112
+#define GPP_D14 113
+#define GPP_D15 114
+#define GPP_D16 115
+#define GPP_D17 116
+#define GPP_D18 117
+#define GPP_D19 118
+#define GPP_GSPI2_CLK_LOOPBK 119
+
+#define GPIO_COM1_START GPP_S0
+#define GPIO_COM1_END GPP_GSPI2_CLK_LOOPBK
+#define NUM_GPIO_COM1_PADS (GPIO_COM1_END - GPIO_COM1_START + 1)
+
+/* Group GPD */
+#define GPD0 120
+#define GPD1 121
+#define GPD2 122
+#define GPD3 123
+#define GPD4 124
+#define GPD5 125
+#define GPD6 126
+#define GPD7 127
+#define GPD8 128
+#define GPD9 129
+#define GPD10 130
+#define GPD11 131
+#define GPD_INPUT3VSEL 132
+#define GPD_SLP_LANB 133
+#define GPD_SLP_SUSB 134
+#define GPD_WAKEB 135
+#define GPD_DRAM_RESETB 136
+
+#define GPIO_COM2_START GPD0
+#define GPIO_COM2_END GPD_DRAM_RESETB
+#define NUM_GPIO_COM2_PADS (GPIO_COM2_END - GPIO_COM2_START + 1)
+
+/* Group C */
+#define GPP_C0 137
+#define GPP_C1 138
+#define GPP_C2 139
+#define GPP_C3 140
+#define GPP_C4 141
+#define GPP_C5 142
+#define GPP_C6 143
+#define GPP_C7 144
+#define GPP_C8 145
+#define GPP_C9 146
+#define GPP_C10 147
+#define GPP_C11 148
+#define GPP_C12 149
+#define GPP_C13 150
+#define GPP_C14 151
+#define GPP_C15 152
+#define GPP_C16 153
+#define GPP_C17 154
+#define GPP_C18 155
+#define GPP_C19 156
+#define GPP_C20 157
+#define GPP_C21 158
+#define GPP_C22 159
+#define GPP_C23 160
+
+/* Group F */
+#define GPP_F0 161
+#define GPP_F1 162
+#define GPP_F2 163
+#define GPP_F3 164
+#define GPP_F4 165
+#define GPP_F5 166
+#define GPP_F6 167
+#define GPP_F7 168
+#define GPP_F8 169
+#define GPP_F9 170
+#define GPP_F10 171
+#define GPP_F11 172
+#define GPP_F12 173
+#define GPP_F13 174
+#define GPP_F14 175
+#define GPP_F15 176
+#define GPP_F16 177
+#define GPP_F17 178
+#define GPP_F18 179
+#define GPP_F19 180
+#define GPP_F20 181
+#define GPP_F21 182
+#define GPP_F22 183
+#define GPP_F23 184
+#define GPP_F_CLK_LOOPBK 185
+
+/* Group HVMOS */
+#define GPP_L_BKLTEN 186
+#define GPP_L_BKLTCTL 187
+#define GPP_L_VDDEN 188
+#define GPP_SYS_PWROK 189
+#define GPP_SYS_RESETB 190
+#define GPP_MLK_RSTB 191
+
+/* Group E */
+#define GPP_E0 192
+#define GPP_E1 193
+#define GPP_E2 194
+#define GPP_E3 195
+#define GPP_E4 196
+#define GPP_E5 197
+#define GPP_E6 198
+#define GPP_E7 199
+#define GPP_E8 200
+#define GPP_E9 201
+#define GPP_E10 202
+#define GPP_E11 203
+#define GPP_E12 204
+#define GPP_E13 205
+#define GPP_E14 206
+#define GPP_E15 207
+#define GPP_E16 208
+#define GPP_E17 209
+#define GPP_E18 210
+#define GPP_E19 211
+#define GPP_E20 212
+#define GPP_E21 213
+#define GPP_E22 214
+#define GPP_E23 215
+#define GPP_E_CLK_LOOPBK 216
+
+#define GPIO_COM4_START GPP_C0
+#define GPIO_COM4_END GPP_E_CLK_LOOPBK
+#define NUM_GPIO_COM4_PADS (GPIO_COM4_END - GPIO_COM4_START + 1)
+
+/* Group R */
+#define GPP_R0 217
+#define GPP_R1 218
+#define GPP_R2 219
+#define GPP_R3 220
+#define GPP_R4 221
+#define GPP_R5 222
+#define GPP_R6 223
+#define GPP_R7 224
+
+/* Group SPI0 */
+#define GPP_SPI0_IO_2 225
+#define GPP_SPI0_IO_3 226
+#define GPP_SPI0_MOSI_IO_0 227
+#define GPP_SPI0_MOSI_IO_1 228
+#define GPP_SPI0_TPM_CSB 229
+#define GPP_SPI0_FLASH_0_CSB 230
+#define GPP_SPI0_FLASH_1_CSB 231
+#define GPP_SPI0_CLK 232
+
+#define GPIO_COM5_START GPP_R0
+#define GPIO_COM5_END GPP_SPI0_CLK
+#define NUM_GPIO_COM5_PADS (GPIO_COM5_END - GPIO_COM5_START + 1)
+
+#define TOTAL_GPIO_COMM (COMM_5 + 1)
+#define TOTAL_PADS (GPIO_COM5_END + 1)
+
+#endif
diff --git a/src/soc/intel/alderlake/include/soc/pmc.h b/src/soc/intel/alderlake/include/soc/pmc.h
index f1100708c8..03fe02fee1 100644
--- a/src/soc/intel/alderlake/include/soc/pmc.h
+++ b/src/soc/intel/alderlake/include/soc/pmc.h
@@ -126,18 +126,19 @@ enum pch_pmc_xtal pmc_get_xtal_freq(void);
#define GPE0_DWX_MASK 0xf
#define GPE0_DW_SHIFT(x) (4*(x))
-#define PMC_GPP_B 0x0
-#define PMC_GPP_T 0x1
-#define PMC_GPP_A 0x2
-#define PMC_GPP_R 0x3
-#define PMC_GPD 0x4
-#define PMC_GPP_S 0x5
-#define PMC_GPP_H 0x6
-#define PMC_GPP_D 0x7
-#define PMC_GPP_U 0x8
-#define PMC_GPP_F 0xA
-#define PMC_GPP_C 0xB
-#define PMC_GPP_E 0xC
+#define PMC_GPP_B 0x0
+#define PMC_GPP_T 0x1
+#define PMC_GPP_A 0x2
+#define PMC_GPP_S 0x3
+#define PMC_GPP_H 0x4
+#define PMC_GPP_D 0x5
+#define PMC_GPD 0x6
+#define PMC_GPP_C 0x7
+#define PMC_GPP_F 0x8
+#define PMC_GPP_HVMOS 0x9
+#define PMC_GPP_E 0xA
+#define PMC_GPP_R 0xB
+#define PMC_GPP_SPI0 0xC
#define GBLRST_CAUSE0 0x1924
#define GBLRST_CAUSE0_THERMTRIP (1 << 5)