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platform/x86: intel/pmc: Relocate Sunrise Point PCH support
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Create spt.c for Sunrise Point PCH specific structures and init().
This file supports Sky Lake and Kaby Lake platforms. There are no
functional changes involved.

Cc: David E Box <david.e.box@linux.intel.com>
Reviewed-by: "David E. Box" <david.e.box@linux.intel.com>
Signed-off-by: Rajvi Jingar <rajvi.jingar@linux.intel.com>
Signed-off-by: "David E. Box" <david.e.box@linux.intel.com>
Link: https://lore.kernel.org/r/20221114183257.2067662-4-gayatri.kammela@linux.intel.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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Rajvi Jingar authored and Hans de Goede committed Nov 21, 2022
1 parent 03c58a1 commit f23e21a
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Showing 4 changed files with 148 additions and 130 deletions.
2 changes: 1 addition & 1 deletion drivers/platform/x86/intel/pmc/Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@
# Intel x86 Platform-Specific Drivers
#

intel_pmc_core-y := core.o
intel_pmc_core-y := core.o spt.o
obj-$(CONFIG_INTEL_PMC_CORE) += intel_pmc_core.o
intel_pmc_core_pltdrv-y := pltdrv.o
obj-$(CONFIG_INTEL_PMC_CORE) += intel_pmc_core_pltdrv.o
129 changes: 0 additions & 129 deletions drivers/platform/x86/intel/pmc/core.c
Original file line number Diff line number Diff line change
Expand Up @@ -60,130 +60,6 @@ const struct pmc_bit_map msr_map[] = {
{}
};

static const struct pmc_bit_map spt_pll_map[] = {
{"MIPI PLL", SPT_PMC_BIT_MPHY_CMN_LANE0},
{"GEN2 USB2PCIE2 PLL", SPT_PMC_BIT_MPHY_CMN_LANE1},
{"DMIPCIE3 PLL", SPT_PMC_BIT_MPHY_CMN_LANE2},
{"SATA PLL", SPT_PMC_BIT_MPHY_CMN_LANE3},
{}
};

static const struct pmc_bit_map spt_mphy_map[] = {
{"MPHY CORE LANE 0", SPT_PMC_BIT_MPHY_LANE0},
{"MPHY CORE LANE 1", SPT_PMC_BIT_MPHY_LANE1},
{"MPHY CORE LANE 2", SPT_PMC_BIT_MPHY_LANE2},
{"MPHY CORE LANE 3", SPT_PMC_BIT_MPHY_LANE3},
{"MPHY CORE LANE 4", SPT_PMC_BIT_MPHY_LANE4},
{"MPHY CORE LANE 5", SPT_PMC_BIT_MPHY_LANE5},
{"MPHY CORE LANE 6", SPT_PMC_BIT_MPHY_LANE6},
{"MPHY CORE LANE 7", SPT_PMC_BIT_MPHY_LANE7},
{"MPHY CORE LANE 8", SPT_PMC_BIT_MPHY_LANE8},
{"MPHY CORE LANE 9", SPT_PMC_BIT_MPHY_LANE9},
{"MPHY CORE LANE 10", SPT_PMC_BIT_MPHY_LANE10},
{"MPHY CORE LANE 11", SPT_PMC_BIT_MPHY_LANE11},
{"MPHY CORE LANE 12", SPT_PMC_BIT_MPHY_LANE12},
{"MPHY CORE LANE 13", SPT_PMC_BIT_MPHY_LANE13},
{"MPHY CORE LANE 14", SPT_PMC_BIT_MPHY_LANE14},
{"MPHY CORE LANE 15", SPT_PMC_BIT_MPHY_LANE15},
{}
};

static const struct pmc_bit_map spt_pfear_map[] = {
{"PMC", SPT_PMC_BIT_PMC},
{"OPI-DMI", SPT_PMC_BIT_OPI},
{"SPI / eSPI", SPT_PMC_BIT_SPI},
{"XHCI", SPT_PMC_BIT_XHCI},
{"SPA", SPT_PMC_BIT_SPA},
{"SPB", SPT_PMC_BIT_SPB},
{"SPC", SPT_PMC_BIT_SPC},
{"GBE", SPT_PMC_BIT_GBE},
{"SATA", SPT_PMC_BIT_SATA},
{"HDA-PGD0", SPT_PMC_BIT_HDA_PGD0},
{"HDA-PGD1", SPT_PMC_BIT_HDA_PGD1},
{"HDA-PGD2", SPT_PMC_BIT_HDA_PGD2},
{"HDA-PGD3", SPT_PMC_BIT_HDA_PGD3},
{"RSVD", SPT_PMC_BIT_RSVD_0B},
{"LPSS", SPT_PMC_BIT_LPSS},
{"LPC", SPT_PMC_BIT_LPC},
{"SMB", SPT_PMC_BIT_SMB},
{"ISH", SPT_PMC_BIT_ISH},
{"P2SB", SPT_PMC_BIT_P2SB},
{"DFX", SPT_PMC_BIT_DFX},
{"SCC", SPT_PMC_BIT_SCC},
{"RSVD", SPT_PMC_BIT_RSVD_0C},
{"FUSE", SPT_PMC_BIT_FUSE},
{"CAMERA", SPT_PMC_BIT_CAMREA},
{"RSVD", SPT_PMC_BIT_RSVD_0D},
{"USB3-OTG", SPT_PMC_BIT_USB3_OTG},
{"EXI", SPT_PMC_BIT_EXI},
{"CSE", SPT_PMC_BIT_CSE},
{"CSME_KVM", SPT_PMC_BIT_CSME_KVM},
{"CSME_PMT", SPT_PMC_BIT_CSME_PMT},
{"CSME_CLINK", SPT_PMC_BIT_CSME_CLINK},
{"CSME_PTIO", SPT_PMC_BIT_CSME_PTIO},
{"CSME_USBR", SPT_PMC_BIT_CSME_USBR},
{"CSME_SUSRAM", SPT_PMC_BIT_CSME_SUSRAM},
{"CSME_SMT", SPT_PMC_BIT_CSME_SMT},
{"RSVD", SPT_PMC_BIT_RSVD_1A},
{"CSME_SMS2", SPT_PMC_BIT_CSME_SMS2},
{"CSME_SMS1", SPT_PMC_BIT_CSME_SMS1},
{"CSME_RTC", SPT_PMC_BIT_CSME_RTC},
{"CSME_PSF", SPT_PMC_BIT_CSME_PSF},
{}
};

static const struct pmc_bit_map *ext_spt_pfear_map[] = {
/*
* Check intel_pmc_core_ids[] users of spt_reg_map for
* a list of core SoCs using this.
*/
spt_pfear_map,
NULL
};

static const struct pmc_bit_map spt_ltr_show_map[] = {
{"SOUTHPORT_A", SPT_PMC_LTR_SPA},
{"SOUTHPORT_B", SPT_PMC_LTR_SPB},
{"SATA", SPT_PMC_LTR_SATA},
{"GIGABIT_ETHERNET", SPT_PMC_LTR_GBE},
{"XHCI", SPT_PMC_LTR_XHCI},
{"Reserved", SPT_PMC_LTR_RESERVED},
{"ME", SPT_PMC_LTR_ME},
/* EVA is Enterprise Value Add, doesn't really exist on PCH */
{"EVA", SPT_PMC_LTR_EVA},
{"SOUTHPORT_C", SPT_PMC_LTR_SPC},
{"HD_AUDIO", SPT_PMC_LTR_AZ},
{"LPSS", SPT_PMC_LTR_LPSS},
{"SOUTHPORT_D", SPT_PMC_LTR_SPD},
{"SOUTHPORT_E", SPT_PMC_LTR_SPE},
{"CAMERA", SPT_PMC_LTR_CAM},
{"ESPI", SPT_PMC_LTR_ESPI},
{"SCC", SPT_PMC_LTR_SCC},
{"ISH", SPT_PMC_LTR_ISH},
/* Below two cannot be used for LTR_IGNORE */
{"CURRENT_PLATFORM", SPT_PMC_LTR_CUR_PLT},
{"AGGREGATED_SYSTEM", SPT_PMC_LTR_CUR_ASLT},
{}
};

static const struct pmc_reg_map spt_reg_map = {
.pfear_sts = ext_spt_pfear_map,
.mphy_sts = spt_mphy_map,
.pll_sts = spt_pll_map,
.ltr_show_sts = spt_ltr_show_map,
.msr_sts = msr_map,
.slp_s0_offset = SPT_PMC_SLP_S0_RES_COUNTER_OFFSET,
.slp_s0_res_counter_step = SPT_PMC_SLP_S0_RES_COUNTER_STEP,
.ltr_ignore_offset = SPT_PMC_LTR_IGNORE_OFFSET,
.regmap_length = SPT_PMC_MMIO_REG_LEN,
.ppfear0_offset = SPT_PMC_XRAM_PPFEAR0A,
.ppfear_buckets = SPT_PPFEAR_NUM_ENTRIES,
.pm_cfg_offset = SPT_PMC_PM_CFG_OFFSET,
.pm_read_disable_bit = SPT_PMC_READ_DISABLE_BIT,
.ltr_ignore_max = SPT_NUM_IP_IGN_ALLOWED,
.pm_vric1_offset = SPT_PMC_VRIC1_OFFSET,
};

/* Cannon Lake: PGD PFET Enable Ack Status Register(s) bitmap */
static const struct pmc_bit_map cnp_pfear_map[] = {
{"PMC", BIT(0)},
Expand Down Expand Up @@ -1907,11 +1783,6 @@ static void pmc_core_dbgfs_register(struct pmc_dev *pmcdev)
}
}

void spt_core_init(struct pmc_dev *pmcdev)
{
pmcdev->map = &spt_reg_map;
}

void cnp_core_init(struct pmc_dev *pmcdev)
{
pmcdev->map = &cnp_reg_map;
Expand Down
7 changes: 7 additions & 0 deletions drivers/platform/x86/intel/pmc/core.h
Original file line number Diff line number Diff line change
Expand Up @@ -337,6 +337,13 @@ struct pmc_dev {
};

extern const struct pmc_bit_map msr_map[];
extern const struct pmc_bit_map spt_pll_map[];
extern const struct pmc_bit_map spt_mphy_map[];
extern const struct pmc_bit_map spt_pfear_map[];
extern const struct pmc_bit_map *ext_spt_pfear_map[];
extern const struct pmc_bit_map spt_ltr_show_map[];
extern const struct pmc_reg_map spt_reg_map;

void spt_core_init(struct pmc_dev *pmcdev);
void cnp_core_init(struct pmc_dev *pmcdev);
void icl_core_init(struct pmc_dev *pmcdev);
Expand Down
140 changes: 140 additions & 0 deletions drivers/platform/x86/intel/pmc/spt.c
Original file line number Diff line number Diff line change
@@ -0,0 +1,140 @@
// SPDX-License-Identifier: GPL-2.0
/*
* This file contains platform specific structure definitions
* and init function used by Sunrise Point PCH.
*
* Copyright (c) 2022, Intel Corporation.
* All Rights Reserved.
*
*/

#include "core.h"

const struct pmc_bit_map spt_pll_map[] = {
{"MIPI PLL", SPT_PMC_BIT_MPHY_CMN_LANE0},
{"GEN2 USB2PCIE2 PLL", SPT_PMC_BIT_MPHY_CMN_LANE1},
{"DMIPCIE3 PLL", SPT_PMC_BIT_MPHY_CMN_LANE2},
{"SATA PLL", SPT_PMC_BIT_MPHY_CMN_LANE3},
{}
};

const struct pmc_bit_map spt_mphy_map[] = {
{"MPHY CORE LANE 0", SPT_PMC_BIT_MPHY_LANE0},
{"MPHY CORE LANE 1", SPT_PMC_BIT_MPHY_LANE1},
{"MPHY CORE LANE 2", SPT_PMC_BIT_MPHY_LANE2},
{"MPHY CORE LANE 3", SPT_PMC_BIT_MPHY_LANE3},
{"MPHY CORE LANE 4", SPT_PMC_BIT_MPHY_LANE4},
{"MPHY CORE LANE 5", SPT_PMC_BIT_MPHY_LANE5},
{"MPHY CORE LANE 6", SPT_PMC_BIT_MPHY_LANE6},
{"MPHY CORE LANE 7", SPT_PMC_BIT_MPHY_LANE7},
{"MPHY CORE LANE 8", SPT_PMC_BIT_MPHY_LANE8},
{"MPHY CORE LANE 9", SPT_PMC_BIT_MPHY_LANE9},
{"MPHY CORE LANE 10", SPT_PMC_BIT_MPHY_LANE10},
{"MPHY CORE LANE 11", SPT_PMC_BIT_MPHY_LANE11},
{"MPHY CORE LANE 12", SPT_PMC_BIT_MPHY_LANE12},
{"MPHY CORE LANE 13", SPT_PMC_BIT_MPHY_LANE13},
{"MPHY CORE LANE 14", SPT_PMC_BIT_MPHY_LANE14},
{"MPHY CORE LANE 15", SPT_PMC_BIT_MPHY_LANE15},
{}
};

const struct pmc_bit_map spt_pfear_map[] = {
{"PMC", SPT_PMC_BIT_PMC},
{"OPI-DMI", SPT_PMC_BIT_OPI},
{"SPI / eSPI", SPT_PMC_BIT_SPI},
{"XHCI", SPT_PMC_BIT_XHCI},
{"SPA", SPT_PMC_BIT_SPA},
{"SPB", SPT_PMC_BIT_SPB},
{"SPC", SPT_PMC_BIT_SPC},
{"GBE", SPT_PMC_BIT_GBE},
{"SATA", SPT_PMC_BIT_SATA},
{"HDA-PGD0", SPT_PMC_BIT_HDA_PGD0},
{"HDA-PGD1", SPT_PMC_BIT_HDA_PGD1},
{"HDA-PGD2", SPT_PMC_BIT_HDA_PGD2},
{"HDA-PGD3", SPT_PMC_BIT_HDA_PGD3},
{"RSVD", SPT_PMC_BIT_RSVD_0B},
{"LPSS", SPT_PMC_BIT_LPSS},
{"LPC", SPT_PMC_BIT_LPC},
{"SMB", SPT_PMC_BIT_SMB},
{"ISH", SPT_PMC_BIT_ISH},
{"P2SB", SPT_PMC_BIT_P2SB},
{"DFX", SPT_PMC_BIT_DFX},
{"SCC", SPT_PMC_BIT_SCC},
{"RSVD", SPT_PMC_BIT_RSVD_0C},
{"FUSE", SPT_PMC_BIT_FUSE},
{"CAMERA", SPT_PMC_BIT_CAMREA},
{"RSVD", SPT_PMC_BIT_RSVD_0D},
{"USB3-OTG", SPT_PMC_BIT_USB3_OTG},
{"EXI", SPT_PMC_BIT_EXI},
{"CSE", SPT_PMC_BIT_CSE},
{"CSME_KVM", SPT_PMC_BIT_CSME_KVM},
{"CSME_PMT", SPT_PMC_BIT_CSME_PMT},
{"CSME_CLINK", SPT_PMC_BIT_CSME_CLINK},
{"CSME_PTIO", SPT_PMC_BIT_CSME_PTIO},
{"CSME_USBR", SPT_PMC_BIT_CSME_USBR},
{"CSME_SUSRAM", SPT_PMC_BIT_CSME_SUSRAM},
{"CSME_SMT", SPT_PMC_BIT_CSME_SMT},
{"RSVD", SPT_PMC_BIT_RSVD_1A},
{"CSME_SMS2", SPT_PMC_BIT_CSME_SMS2},
{"CSME_SMS1", SPT_PMC_BIT_CSME_SMS1},
{"CSME_RTC", SPT_PMC_BIT_CSME_RTC},
{"CSME_PSF", SPT_PMC_BIT_CSME_PSF},
{}
};

const struct pmc_bit_map *ext_spt_pfear_map[] = {
/*
* Check intel_pmc_core_ids[] users of spt_reg_map for
* a list of core SoCs using this.
*/
spt_pfear_map,
NULL
};

const struct pmc_bit_map spt_ltr_show_map[] = {
{"SOUTHPORT_A", SPT_PMC_LTR_SPA},
{"SOUTHPORT_B", SPT_PMC_LTR_SPB},
{"SATA", SPT_PMC_LTR_SATA},
{"GIGABIT_ETHERNET", SPT_PMC_LTR_GBE},
{"XHCI", SPT_PMC_LTR_XHCI},
{"Reserved", SPT_PMC_LTR_RESERVED},
{"ME", SPT_PMC_LTR_ME},
/* EVA is Enterprise Value Add, doesn't really exist on PCH */
{"EVA", SPT_PMC_LTR_EVA},
{"SOUTHPORT_C", SPT_PMC_LTR_SPC},
{"HD_AUDIO", SPT_PMC_LTR_AZ},
{"LPSS", SPT_PMC_LTR_LPSS},
{"SOUTHPORT_D", SPT_PMC_LTR_SPD},
{"SOUTHPORT_E", SPT_PMC_LTR_SPE},
{"CAMERA", SPT_PMC_LTR_CAM},
{"ESPI", SPT_PMC_LTR_ESPI},
{"SCC", SPT_PMC_LTR_SCC},
{"ISH", SPT_PMC_LTR_ISH},
/* Below two cannot be used for LTR_IGNORE */
{"CURRENT_PLATFORM", SPT_PMC_LTR_CUR_PLT},
{"AGGREGATED_SYSTEM", SPT_PMC_LTR_CUR_ASLT},
{}
};

const struct pmc_reg_map spt_reg_map = {
.pfear_sts = ext_spt_pfear_map,
.mphy_sts = spt_mphy_map,
.pll_sts = spt_pll_map,
.ltr_show_sts = spt_ltr_show_map,
.msr_sts = msr_map,
.slp_s0_offset = SPT_PMC_SLP_S0_RES_COUNTER_OFFSET,
.slp_s0_res_counter_step = SPT_PMC_SLP_S0_RES_COUNTER_STEP,
.ltr_ignore_offset = SPT_PMC_LTR_IGNORE_OFFSET,
.regmap_length = SPT_PMC_MMIO_REG_LEN,
.ppfear0_offset = SPT_PMC_XRAM_PPFEAR0A,
.ppfear_buckets = SPT_PPFEAR_NUM_ENTRIES,
.pm_cfg_offset = SPT_PMC_PM_CFG_OFFSET,
.pm_read_disable_bit = SPT_PMC_READ_DISABLE_BIT,
.ltr_ignore_max = SPT_NUM_IP_IGN_ALLOWED,
.pm_vric1_offset = SPT_PMC_VRIC1_OFFSET,
};

void spt_core_init(struct pmc_dev *pmcdev)
{
pmcdev->map = &spt_reg_map;
}

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