Add BL2 support for Broadcom stingray platform
Change-Id: I5daa3f2b4b9d85cb857547a588571a9aa8ad05c2
Signed-off-by: Sheetal Tigadoli <sheetal.tigadoli@broadcom.com>
diff --git a/include/drivers/brcm/fru.h b/include/drivers/brcm/fru.h
new file mode 100644
index 0000000..ee863b4
--- /dev/null
+++ b/include/drivers/brcm/fru.h
@@ -0,0 +1,144 @@
+/*
+ * Copyright (c) 2019-2020, Broadcom
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef FRU_H
+#define FRU_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+/* max string length */
+#define FRU_MAX_STR_LEN 32
+
+/* max number of DDR channels */
+#define BCM_MAX_NR_DDR 3
+
+/* max supported FRU table size */
+#define BCM_MAX_FRU_LEN 512
+
+/* FRU table starting offset */
+#define BCM_FRU_TBL_OFFSET 0x300000
+
+/* FRU time constants */
+#define MINS_PER_DAY 1440
+#define MINS_PER_HOUR 60
+#define FRU_YEAR_START 1996
+#define FRU_MONTH_START 1
+#define FRU_DAY_START 1
+#define MONTHS_PER_YEAR 12
+
+/*
+ * FRU areas based on the spec
+ */
+enum fru_area_name {
+ FRU_AREA_INTERNAL = 0,
+ FRU_AREA_CHASSIS_INFO,
+ FRU_AREA_BOARD_INFO,
+ FRU_AREA_PRODUCT_INFO,
+ FRU_AREA_MRECORD_INFO,
+ FRU_MAX_NR_AREAS
+};
+
+/*
+ * FRU area information
+ *
+ * @use: indicate this area is being used
+ * @version: format version
+ * @offset: offset of this area from the beginning of the FRU table
+ * @len: total length of the area
+ */
+struct fru_area_info {
+ bool use;
+ uint8_t version;
+ unsigned int offset;
+ unsigned int len;
+};
+
+/*
+ * DDR MCB information
+ *
+ * @idx: DDR channel index
+ * @size_mb: DDR size of this channel in MB
+ * @ref_id: DDR MCB reference ID
+ */
+struct ddr_mcb {
+ unsigned int idx;
+ unsigned int size_mb;
+ uint32_t ref_id;
+};
+
+/*
+ * DDR information
+ *
+ * @ddr_info: array that contains MCB related info for each channel
+ */
+struct ddr_info {
+ struct ddr_mcb mcb[BCM_MAX_NR_DDR];
+};
+
+/*
+ * FRU board area information
+ *
+ * @lang: Language code
+ * @mfg_date: Manufacturing date
+ * @manufacturer: Manufacturer
+ * @product_name: Product name
+ * @serial_number: Serial number
+ * @part_number: Part number
+ * @file_id: FRU file ID
+ */
+struct fru_board_info {
+ unsigned char lang;
+ unsigned int mfg_date;
+ unsigned char manufacturer[FRU_MAX_STR_LEN];
+ unsigned char product_name[FRU_MAX_STR_LEN];
+ unsigned char serial_number[FRU_MAX_STR_LEN];
+ unsigned char part_number[FRU_MAX_STR_LEN];
+ unsigned char file_id[FRU_MAX_STR_LEN];
+};
+
+/*
+ * FRU manufacture date in human readable format
+ */
+struct fru_time {
+ unsigned int min;
+ unsigned int hour;
+ unsigned int day;
+ unsigned int month;
+ unsigned int year;
+};
+
+#ifdef USE_FRU
+int fru_validate(uint8_t *data, struct fru_area_info *fru_area);
+int fru_parse_ddr(uint8_t *data, struct fru_area_info *area,
+ struct ddr_info *ddr);
+int fru_parse_board(uint8_t *data, struct fru_area_info *area,
+ struct fru_board_info *board);
+void fru_format_time(unsigned int min, struct fru_time *tm);
+#else
+static inline int fru_validate(uint8_t *data, struct fru_area_info *fru_area)
+{
+ return -1;
+}
+
+static inline int fru_parse_ddr(uint8_t *data, struct fru_area_info *area,
+ struct ddr_info *ddr)
+{
+ return -1;
+}
+
+static inline int fru_parse_board(uint8_t *data, struct fru_area_info *area,
+ struct fru_board_info *board)
+{
+ return -1;
+}
+
+static inline void fru_format_time(unsigned int min, struct fru_time *tm)
+{
+}
+#endif /* USE_FRU */
+
+#endif /* FRU_H */