diff options
Diffstat (limited to 'src/soc/intel/xeon_sp')
| -rw-r--r-- | src/soc/intel/xeon_sp/Kconfig | 1 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h | 2 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/include/soc/smbus.h | 23 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/pmc.c | 22 | ||||
| -rw-r--r-- | src/soc/intel/xeon_sp/skx/include/soc/pci_devs.h | 2 |
5 files changed, 50 insertions, 0 deletions
diff --git a/src/soc/intel/xeon_sp/Kconfig b/src/soc/intel/xeon_sp/Kconfig index ea38dfda01..2b1034b206 100644 --- a/src/soc/intel/xeon_sp/Kconfig +++ b/src/soc/intel/xeon_sp/Kconfig @@ -52,6 +52,7 @@ config CPU_SPECIFIC_OPTIONS select SOC_INTEL_COMMON_BLOCK_P2SB select SOC_INTEL_COMMON_BLOCK_PMC select SOC_INTEL_COMMON_BLOCK_PMC_DISCOVERABLE + select SOC_INTEL_COMMON_BLOCK_TCO select TSC_MONOTONIC_TIMER select UDELAY_TSC select SUPPORT_CPU_UCODE_IN_CBFS diff --git a/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h b/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h index bcb26414d3..53503dfb88 100644 --- a/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h +++ b/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h @@ -102,10 +102,12 @@ #define PCH_DEVFN_LPC _PCH_DEVFN(LPC, 0) #define PCH_DEVFN_P2SB _PCH_DEVFN(LPC, 1) #define PCH_DEVFN_PMC _PCH_DEVFN(LPC, 2) +#define PCH_DEVFN_SMBUS _PCH_DEVFN(LPC, 4) #define PCH_DEVFN_SPI _PCH_DEVFN(LPC, 5) #define PCH_DEV_LPC _PCH_DEV(LPC, 0) #define PCH_DEV_P2SB _PCH_DEV(LPC, 1) #define PCH_DEV_PMC _PCH_DEV(LPC, 2) +#define PCH_DEV_SMBUS _PCH_DEV(LPC, 4) #define PCH_DEV_SPI _PCH_DEV(LPC, 5) #define HPET_BUS_NUM 0x0 diff --git a/src/soc/intel/xeon_sp/include/soc/smbus.h b/src/soc/intel/xeon_sp/include/soc/smbus.h new file mode 100644 index 0000000000..00aae2cbe8 --- /dev/null +++ b/src/soc/intel/xeon_sp/include/soc/smbus.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef _SOC_SMBUS_H_ +#define _SOC_SMBUS_H_ + +/* TCO registers and fields live behind TCOBASE I/O bar in SMBus device. */ +#define TCO1_STS 0x04 +#define TCO_TIMEOUT (1 << 3) +#define TCO2_STS 0x06 +#define TCO_STS_SECOND_TO (1 << 1) +#define TCO_INTRD_DET (1 << 0) +#define TCO1_CNT 0x08 +#define TCO_LOCK (1 << 12) +#define TCO_TMR_HLT (1 << 11) +#define TCO2_CNT 0x0A +#define TCO_INTRD_SEL_MASK (3 << 1) +#define TCO_INTRD_SEL_SMI (1 << 2) +#define TCO_INTRD_SEL_INT (1 << 1) + +/* SMBus I/O bits. */ +#define SMBUS_SLAVE_ADDR 0x24 + +#endif diff --git a/src/soc/intel/xeon_sp/pmc.c b/src/soc/intel/xeon_sp/pmc.c index a418ae5bab..b4f86db20a 100644 --- a/src/soc/intel/xeon_sp/pmc.c +++ b/src/soc/intel/xeon_sp/pmc.c @@ -193,3 +193,25 @@ const char *const *soc_smi_sts_array(size_t *smi_arr) *smi_arr = ARRAY_SIZE(smi_sts_bits); return smi_sts_bits; } + +const char *const *soc_tco_sts_array(size_t *tco_arr) +{ + static const char *const tco_sts_bits[] = { + [0] = "NMI2SMI", + [1] = "OS_TCO", + [2] = "TCO_INT", + [3] = "TIMEOUT", + [7] = "NEWCENTURY", + [8] = "BIOSWR", + [9] = "CPUSCI", + [10] = "CPUSMI", + [12] = "CPUSERR", + [13] = "SLVSEL", + [16] = "INTRD_DET", + [17] = "SECOND_TO", + [20] = "SMLINK_SLV" + }; + + *tco_arr = ARRAY_SIZE(tco_sts_bits); + return tco_sts_bits; +} diff --git a/src/soc/intel/xeon_sp/skx/include/soc/pci_devs.h b/src/soc/intel/xeon_sp/skx/include/soc/pci_devs.h index cd5d553755..353955566b 100644 --- a/src/soc/intel/xeon_sp/skx/include/soc/pci_devs.h +++ b/src/soc/intel/xeon_sp/skx/include/soc/pci_devs.h @@ -141,10 +141,12 @@ #define PCH_DEVFN_LPC _PCH_DEVFN(LPC, 0) #define PCH_DEVFN_P2SB _PCH_DEVFN(LPC, 1) #define PCH_DEVFN_PMC _PCH_DEVFN(LPC, 2) +#define PCH_DEVFN_SMBUS _PCH_DEVFN(LPC, 4) #define PCH_DEVFN_SPI _PCH_DEVFN(LPC, 5) #define PCH_DEV_LPC _PCH_DEV(LPC, 0) #define PCH_DEV_P2SB _PCH_DEV(LPC, 1) #define PCH_DEV_PMC _PCH_DEV(LPC, 2) +#define PCH_DEV_SMBUS _PCH_DEV(LPC, 4) #define PCH_DEV_SPI _PCH_DEV(LPC, 5) #define CBDMA_DEV_NUM 0x04 |