2022-11-14 18:20:58

by Gayatri Kammela

[permalink] [raw]
Subject: [PATCH v3 3/8] platform/x86: intel/pmc: Relocate Sunrise Point PCH support

From: Rajvi Jingar <[email protected]>

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 <[email protected]>
Reviewed-by: "David E. Box" <[email protected]>
Signed-off-by: Rajvi Jingar <[email protected]>
Signed-off-by: "David E. Box" <[email protected]>
---
drivers/platform/x86/intel/pmc/Makefile | 2 +-
drivers/platform/x86/intel/pmc/core.c | 129 ----------------------
drivers/platform/x86/intel/pmc/core.h | 7 ++
drivers/platform/x86/intel/pmc/spt.c | 140 ++++++++++++++++++++++++
4 files changed, 148 insertions(+), 130 deletions(-)
create mode 100644 drivers/platform/x86/intel/pmc/spt.c

diff --git a/drivers/platform/x86/intel/pmc/Makefile b/drivers/platform/x86/intel/pmc/Makefile
index 8966fcdc0e1d..1b2104e0c97f 100644
--- a/drivers/platform/x86/intel/pmc/Makefile
+++ b/drivers/platform/x86/intel/pmc/Makefile
@@ -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
diff --git a/drivers/platform/x86/intel/pmc/core.c b/drivers/platform/x86/intel/pmc/core.c
index cfa654672cba..18b6e87f7c73 100644
--- a/drivers/platform/x86/intel/pmc/core.c
+++ b/drivers/platform/x86/intel/pmc/core.c
@@ -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)},
@@ -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;
diff --git a/drivers/platform/x86/intel/pmc/core.h b/drivers/platform/x86/intel/pmc/core.h
index b4279ed59bbe..65189353cc2b 100644
--- a/drivers/platform/x86/intel/pmc/core.h
+++ b/drivers/platform/x86/intel/pmc/core.h
@@ -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);
diff --git a/drivers/platform/x86/intel/pmc/spt.c b/drivers/platform/x86/intel/pmc/spt.c
new file mode 100644
index 000000000000..e16982236778
--- /dev/null
+++ b/drivers/platform/x86/intel/pmc/spt.c
@@ -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;
+}
--
2.25.1