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Date: Mon, 14 Nov 2022 10:12:04 -0800
From: Gayatri Kammela <gayatri.kammela@...ux.intel.com>
To: hdegoede@...hat.com
Cc: irenic.rajneesh@...il.com, markgross@...nel.org,
linux-kernel@...r.kernel.org, platform-driver-x86@...r.kernel.org,
sukumar.ghorai@...el.com, xi.pardee@...el.com,
rajvi.jingar@...el.com, David E Box <david.e.box@...ux.intel.com>
Subject: [PATCH v3 5/8] platform/x86: intel/pmc: Relocate Ice Lake PCH support
From: Xi Pardee <xi.pardee@...el.com>
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@...ux.intel.com>
Reviewed-by: "David E. Box" <david.e.box@...ux.intel.com>
Signed-off-by: Xi Pardee <xi.pardee@...el.com>
Signed-off-by: "David E. Box" <david.e.box@...ux.intel.com>
---
drivers/platform/x86/intel/pmc/Makefile | 2 +-
drivers/platform/x86/intel/pmc/core.c | 45 --------------------
drivers/platform/x86/intel/pmc/core.h | 3 ++
drivers/platform/x86/intel/pmc/icl.c | 56 +++++++++++++++++++++++++
4 files changed, 60 insertions(+), 46 deletions(-)
create mode 100644 drivers/platform/x86/intel/pmc/icl.c
diff --git a/drivers/platform/x86/intel/pmc/Makefile b/drivers/platform/x86/intel/pmc/Makefile
index 2b6d4a8dd2bb..6d153e368da1 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 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 1cce586035f9..d75e8cbaf40c 100644
--- 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 2b7d681588cb..2ca564878341 100644
--- 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
index 000000000000..2f11b1a6daeb
--- /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;
+}
--
2.25.1
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