platform/x86: intel/pmc: Relocate Ice Lake PCH support

Create icl.c for Ice Lake PCH specific structures and init().
This file supports Ice Lake, Ice Lake NNPI and Jasper 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: Xi Pardee <xi.pardee@intel.com>
Signed-off-by: "David E. Box" <david.e.box@linux.intel.com>
Link: https://lore.kernel.org/r/20221114183257.2067662-6-gayatri.kammela@linux.intel.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

diff --git a/drivers/platform/x86/intel/pmc/Makefile b/drivers/platform/x86/intel/pmc/Makefile
index 2b6d4a8..6d153e3 100644 (file)
--- 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 spt.o cnp.o
+intel_pmc_core-y                       := core.o spt.o cnp.o icl.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 1cce586..d75e8cb 100644 (file)
--- a/drivers/platform/x86/intel/pmc/core.c
+++ b/drivers/platform/x86/intel/pmc/core.c
@@ -60,28 +60,6 @@ const struct pmc_bit_map msr_map[] = {
        {}
 };
 
-static const struct pmc_bit_map icl_pfear_map[] = {
-       {"RES_65",              BIT(0)},
-       {"RES_66",              BIT(1)},
-       {"RES_67",              BIT(2)},
-       {"TAM",                 BIT(3)},
-       {"GBETSN",              BIT(4)},
-       {"TBTLSX",              BIT(5)},
-       {"RES_71",              BIT(6)},
-       {"RES_72",              BIT(7)},
-       {}
-};
-
-static const struct pmc_bit_map *ext_icl_pfear_map[] = {
-       /*
-        * Check intel_pmc_core_ids[] users of icl_reg_map for
-        * a list of core SoCs using this.
-        */
-       cnp_pfear_map,
-       icl_pfear_map,
-       NULL
-};
-
 static const struct pmc_bit_map tgl_pfear_map[] = {
        {"PSF9",                BIT(0)},
        {"RES_66",              BIT(1)},
@@ -103,24 +81,6 @@ static const struct pmc_bit_map *ext_tgl_pfear_map[] = {
        NULL
 };
 
-static const struct pmc_reg_map icl_reg_map = {
-       .pfear_sts = ext_icl_pfear_map,
-       .slp_s0_offset = CNP_PMC_SLP_S0_RES_COUNTER_OFFSET,
-       .slp_s0_res_counter_step = ICL_PMC_SLP_S0_RES_COUNTER_STEP,
-       .slps0_dbg_maps = cnp_slps0_dbg_maps,
-       .ltr_show_sts = cnp_ltr_show_map,
-       .msr_sts = msr_map,
-       .slps0_dbg_offset = CNP_PMC_SLPS0_DBG_OFFSET,
-       .ltr_ignore_offset = CNP_PMC_LTR_IGNORE_OFFSET,
-       .regmap_length = CNP_PMC_MMIO_REG_LEN,
-       .ppfear0_offset = CNP_PMC_HOST_PPFEAR0A,
-       .ppfear_buckets = ICL_PPFEAR_NUM_ENTRIES,
-       .pm_cfg_offset = CNP_PMC_PM_CFG_OFFSET,
-       .pm_read_disable_bit = CNP_PMC_READ_DISABLE_BIT,
-       .ltr_ignore_max = ICL_NUM_IP_IGN_ALLOWED,
-       .etr3_offset = ETR3_OFFSET,
-};
-
 static const struct pmc_bit_map tgl_clocksource_status_map[] = {
        {"USB2PLL_OFF_STS",                     BIT(18)},
        {"PCIe/USB3.1_Gen2PLL_OFF_STS",         BIT(19)},
@@ -1589,11 +1549,6 @@ static void pmc_core_dbgfs_register(struct pmc_dev *pmcdev)
        }
 }
 
-void icl_core_init(struct pmc_dev *pmcdev)
-{
-       pmcdev->map = &icl_reg_map;
-}
-
 void tgl_core_configure(struct pmc_dev *pmcdev)
 {
        pmc_core_get_tgl_lpm_reqs(pmcdev->pdev);

diff --git a/drivers/platform/x86/intel/pmc/core.h b/drivers/platform/x86/intel/pmc/core.h
index 2b7d681..2ca5648 100644 (file)
--- a/drivers/platform/x86/intel/pmc/core.h
+++ b/drivers/platform/x86/intel/pmc/core.h
@@ -351,6 +351,9 @@ extern const struct pmc_bit_map cnp_slps0_dbg2_map[];
 extern const struct pmc_bit_map *cnp_slps0_dbg_maps[];
 extern const struct pmc_bit_map cnp_ltr_show_map[];
 extern const struct pmc_reg_map cnp_reg_map;
+extern const struct pmc_bit_map icl_pfear_map[];
+extern const struct pmc_bit_map *ext_icl_pfear_map[];
+extern const struct pmc_reg_map icl_reg_map;
 
 void spt_core_init(struct pmc_dev *pmcdev);
 void cnp_core_init(struct pmc_dev *pmcdev);

diff --git a/drivers/platform/x86/intel/pmc/icl.c b/drivers/platform/x86/intel/pmc/icl.c
new file mode 100644 (file)
index 0000000..2f11b1a
--- /dev/null
+++ b/drivers/platform/x86/intel/pmc/icl.c
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * This file contains platform specific structure definitions
+ * and init function used by Ice Lake PCH.
+ *
+ * Copyright (c) 2022, Intel Corporation.
+ * All Rights Reserved.
+ *
+ */
+
+#include "core.h"
+
+const struct pmc_bit_map icl_pfear_map[] = {
+       {"RES_65",              BIT(0)},
+       {"RES_66",              BIT(1)},
+       {"RES_67",              BIT(2)},
+       {"TAM",                 BIT(3)},
+       {"GBETSN",              BIT(4)},
+       {"TBTLSX",              BIT(5)},
+       {"RES_71",              BIT(6)},
+       {"RES_72",              BIT(7)},
+       {}
+};
+
+const struct pmc_bit_map *ext_icl_pfear_map[] = {
+       /*
+        * Check intel_pmc_core_ids[] users of icl_reg_map for
+        * a list of core SoCs using this.
+        */
+       cnp_pfear_map,
+       icl_pfear_map,
+       NULL
+};
+
+const struct pmc_reg_map icl_reg_map = {
+       .pfear_sts = ext_icl_pfear_map,
+       .slp_s0_offset = CNP_PMC_SLP_S0_RES_COUNTER_OFFSET,
+       .slp_s0_res_counter_step = ICL_PMC_SLP_S0_RES_COUNTER_STEP,
+       .slps0_dbg_maps = cnp_slps0_dbg_maps,
+       .ltr_show_sts = cnp_ltr_show_map,
+       .msr_sts = msr_map,
+       .slps0_dbg_offset = CNP_PMC_SLPS0_DBG_OFFSET,
+       .ltr_ignore_offset = CNP_PMC_LTR_IGNORE_OFFSET,
+       .regmap_length = CNP_PMC_MMIO_REG_LEN,
+       .ppfear0_offset = CNP_PMC_HOST_PPFEAR0A,
+       .ppfear_buckets = ICL_PPFEAR_NUM_ENTRIES,
+       .pm_cfg_offset = CNP_PMC_PM_CFG_OFFSET,
+       .pm_read_disable_bit = CNP_PMC_READ_DISABLE_BIT,
+       .ltr_ignore_max = ICL_NUM_IP_IGN_ALLOWED,
+       .etr3_offset = ETR3_OFFSET,
+};
+
+void icl_core_init(struct pmc_dev *pmcdev)
+{
+       pmcdev->map = &icl_reg_map;
+}