From: Varadarajan Narayanan <[email protected]>

Added socinfo header file from linux [1]. This header
defines SoC ID constants, version macros, and helper APIs for querying
SoC details such as ID, revision, and features at runtime. It enables
platform-specific initialization and feature gating based on SoC info.

[1] 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/include/linux/soc/qcom/socinfo.h?id=7dcc1dfaa3d1cd3aafed2beb7086ed34fdb22303

Signed-off-by: Varadarajan Narayanan <[email protected]>
Signed-off-by: Aswin Murugan <[email protected]>
---
 include/soc/qcom/socinfo.h | 114 +++++++++++++++++++++++++++++++++++++
 1 file changed, 114 insertions(+)
 create mode 100644 include/soc/qcom/socinfo.h

diff --git a/include/soc/qcom/socinfo.h b/include/soc/qcom/socinfo.h
new file mode 100644
index 00000000000..1bb6e200e1f
--- /dev/null
+++ b/include/soc/qcom/socinfo.h
@@ -0,0 +1,114 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+#ifndef __QCOM_SOCINFO_H__
+#define __QCOM_SOCINFO_H__
+
+#include <linux/types.h>
+
+/*
+ * SMEM item id, used to acquire handles to respective
+ * SMEM region.
+ */
+#define SMEM_HW_SW_BUILD_ID            137
+
+#define SMEM_SOCINFO_BUILD_ID_LENGTH   32
+#define SMEM_SOCINFO_CHIP_ID_LENGTH    32
+
+/*
+ * SoC version type with major number in the upper 16 bits and minor
+ * number in the lower 16 bits.
+ */
+#define SOCINFO_MAJOR(ver) (((ver) >> 16) & 0xffff)
+#define SOCINFO_MINOR(ver) ((ver) & 0xffff)
+#define SOCINFO_VERSION(maj, min)  ((((maj) & 0xffff) << 16) | ((min) & 
0xffff))
+
+/* Socinfo SMEM item structure */
+struct socinfo {
+       __le32 fmt;
+       __le32 id;
+       __le32 ver;
+       char build_id[SMEM_SOCINFO_BUILD_ID_LENGTH];
+       /* Version 2 */
+       __le32 raw_id;
+       __le32 raw_ver;
+       /* Version 3 */
+       __le32 hw_plat;
+       /* Version 4 */
+       __le32 plat_ver;
+       /* Version 5 */
+       __le32 accessory_chip;
+       /* Version 6 */
+       __le32 hw_plat_subtype;
+       /* Version 7 */
+       __le32 pmic_model;
+       __le32 pmic_die_rev;
+       /* Version 8 */
+       __le32 pmic_model_1;
+       __le32 pmic_die_rev_1;
+       __le32 pmic_model_2;
+       __le32 pmic_die_rev_2;
+       /* Version 9 */
+       __le32 foundry_id;
+       /* Version 10 */
+       __le32 serial_num;
+       /* Version 11 */
+       __le32 num_pmics;
+       __le32 pmic_array_offset;
+       /* Version 12 */
+       __le32 chip_family;
+       __le32 raw_device_family;
+       __le32 raw_device_num;
+       /* Version 13 */
+       __le32 nproduct_id;
+       char chip_id[SMEM_SOCINFO_CHIP_ID_LENGTH];
+       /* Version 14 */
+       __le32 num_clusters;
+       __le32 ncluster_array_offset;
+       __le32 num_subset_parts;
+       __le32 nsubset_parts_array_offset;
+       /* Version 15 */
+       __le32 nmodem_supported;
+       /* Version 16 */
+       __le32  feature_code;
+       __le32  pcode;
+       __le32  npartnamemap_offset;
+       __le32  nnum_partname_mapping;
+       /* Version 17 */
+       __le32 oem_variant;
+       /* Version 18 */
+       __le32 num_kvps;
+       __le32 kvps_offset;
+       /* Version 19 */
+       __le32 num_func_clusters;
+       __le32 boot_cluster;
+       __le32 boot_core;
+};
+
+/* Internal feature codes */
+enum qcom_socinfo_feature_code {
+       /* External feature codes */
+       SOCINFO_FC_UNKNOWN = 0x0,
+       SOCINFO_FC_AA,
+       SOCINFO_FC_AB,
+       SOCINFO_FC_AC,
+       SOCINFO_FC_AD,
+       SOCINFO_FC_AE,
+       SOCINFO_FC_AF,
+       SOCINFO_FC_AG,
+       SOCINFO_FC_AH,
+};
+
+/* Internal feature codes */
+/* Valid values: 0 <= n <= 0xf */
+#define SOCINFO_FC_Yn(n)               (0xf1 + (n))
+#define SOCINFO_FC_INT_MAX             SOCINFO_FC_Yn(0xf)
+
+/* Product codes */
+#define SOCINFO_PC_UNKNOWN             0
+#define SOCINFO_PCn(n)                 ((n) + 1)
+#define SOCINFO_PC_RESERVE             (BIT(31) - 1)
+
+#endif
-- 
2.34.1

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