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-rw-r--r--include/drivers/nxp/crypto/caam/caam.h53
-rw-r--r--include/drivers/nxp/crypto/caam/caam_io.h56
-rw-r--r--include/drivers/nxp/crypto/caam/hash.h85
-rw-r--r--include/drivers/nxp/crypto/caam/jobdesc.h56
-rw-r--r--include/drivers/nxp/crypto/caam/jr_driver_config.h205
-rw-r--r--include/drivers/nxp/crypto/caam/rsa.h40
-rw-r--r--include/drivers/nxp/crypto/caam/sec_hw_specific.h503
-rw-r--r--include/drivers/nxp/crypto/caam/sec_jr_driver.h178
8 files changed, 1176 insertions, 0 deletions
diff --git a/include/drivers/nxp/crypto/caam/caam.h b/include/drivers/nxp/crypto/caam/caam.h
new file mode 100644
index 0000000..6cc1f3d
--- /dev/null
+++ b/include/drivers/nxp/crypto/caam/caam.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2017-2022 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef CAAM_H
+#define CAAM_H
+
+#include "caam_io.h"
+#include "sec_jr_driver.h"
+
+
+/* Job ring 3 is reserved for usage by sec firmware */
+#define DEFAULT_JR 3
+
+#if defined(CONFIG_CHASSIS_3_2) || defined(CONFIG_CHASSIS_3) || defined(CONFIG_CHASSIS_2)
+#define CAAM_JR0_OFFSET 0x10000
+#define CAAM_JR1_OFFSET 0x20000
+#define CAAM_JR2_OFFSET 0x30000
+#define CAAM_JR3_OFFSET 0x40000
+#endif
+
+enum sig_alg {
+ RSA,
+ ECC
+};
+
+/* This function does basic SEC Initialization */
+int sec_init(uintptr_t nxp_caam_addr);
+int config_sec_block(void);
+uintptr_t get_caam_addr(void);
+
+/* This function is used to submit jobs to JR */
+int run_descriptor_jr(struct job_descriptor *desc);
+
+/* This function is used to instatiate the HW RNG is already not instantiated */
+int hw_rng_instantiate(void);
+
+/* This function is used to return random bytes of byte_len from HW RNG */
+int get_rand_bytes_hw(uint8_t *bytes, int byte_len);
+
+/* This function is used to set the hw unique key from HW CAAM */
+int get_hw_unq_key_blob_hw(uint8_t *hw_key, int size);
+
+/* This function is used to fetch random number from
+ * CAAM of length either of 4 bytes or 8 bytes depending
+ * rngWidth value.
+ */
+unsigned long long get_random(int rngWidth);
+
+#endif /* CAAM_H */
diff --git a/include/drivers/nxp/crypto/caam/caam_io.h b/include/drivers/nxp/crypto/caam/caam_io.h
new file mode 100644
index 0000000..b68f836
--- /dev/null
+++ b/include/drivers/nxp/crypto/caam/caam_io.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2018-2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef CAAM_IO_H
+#define CAAM_IO_H
+
+#include <endian.h>
+#include <lib/mmio.h>
+
+typedef unsigned long long phys_addr_t;
+typedef unsigned long long phys_size_t;
+
+/* Return higher 32 bits of physical address */
+#define PHYS_ADDR_HI(phys_addr) \
+ (uint32_t)(((uint64_t)phys_addr) >> 32)
+
+/* Return lower 32 bits of physical address */
+#define PHYS_ADDR_LO(phys_addr) \
+ (uint32_t)(((uint64_t)phys_addr) & 0xFFFFFFFF)
+
+#ifdef NXP_SEC_BE
+#define sec_in32(a) bswap32(mmio_read_32((uintptr_t)(a)))
+#define sec_out32(a, v) mmio_write_32((uintptr_t)(a), bswap32(v))
+#define sec_in64(addr) ( \
+ ((uint64_t)sec_in32((uintptr_t)(addr)) << 32) | \
+ (sec_in32(((uintptr_t)(addr)) + 4)))
+#define sec_out64(addr, val) ({ \
+ sec_out32(((uintptr_t)(addr)), (uint32_t)((val) >> 32)); \
+ sec_out32(((uintptr_t)(addr)) + 4, (uint32_t)(val)); })
+#elif defined(NXP_SEC_LE)
+#define sec_in32(a) mmio_read_32((uintptr_t)(a))
+#define sec_out32(a, v) mmio_write_32((uintptr_t)(a), (v))
+#define sec_in64(addr) ( \
+ ((uint64_t)sec_in32((uintptr_t)(addr) + 4) << 32) | \
+ (sec_in32((uintptr_t)(addr))))
+#define sec_out64(addr, val) ({ \
+ sec_out32(((uintptr_t)(addr)) + 4, (uint32_t)((val) >> 32)); \
+ sec_out32(((uintptr_t)(addr)), (uint32_t)(val)); })
+#else
+#error Please define CCSR SEC register endianness
+#endif
+
+static inline void *ptov(phys_addr_t *ptr)
+{
+ return (void *)ptr;
+}
+
+static inline phys_addr_t *vtop(void *ptr)
+{
+ return (phys_addr_t *)ptr;
+}
+#endif /* CAAM_IO_H */
diff --git a/include/drivers/nxp/crypto/caam/hash.h b/include/drivers/nxp/crypto/caam/hash.h
new file mode 100644
index 0000000..9136dca
--- /dev/null
+++ b/include/drivers/nxp/crypto/caam/hash.h
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2017-2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef __HASH_H__
+#define __HASH_H__
+
+#include <stdbool.h>
+
+/* List of hash algorithms */
+enum hash_algo {
+ SHA1 = 0,
+ SHA256
+};
+
+/* number of bytes in the SHA256-256 digest */
+#define SHA256_DIGEST_SIZE 32
+
+/*
+ * number of words in the digest - Digest is kept internally
+ * as 8 32-bit words
+ */
+#define _SHA256_DIGEST_LENGTH 8
+
+/*
+ * block length - A block, treated as a sequence of
+ * 32-bit words
+ */
+#define SHA256_BLOCK_LENGTH 16
+
+/* number of bytes in the block */
+#define SHA256_DATA_SIZE 64
+
+#define MAX_SG 12
+
+struct sg_entry {
+#if defined(NXP_SEC_LE)
+ uint32_t addr_lo; /* Memory Address - lo */
+ uint32_t addr_hi; /* Memory Address of start of buffer - hi */
+#else
+ uint32_t addr_hi; /* Memory Address of start of buffer - hi */
+ uint32_t addr_lo; /* Memory Address - lo */
+#endif
+
+ uint32_t len_flag; /* Length of the data in the frame */
+#define SG_ENTRY_LENGTH_MASK 0x3FFFFFFF
+#define SG_ENTRY_EXTENSION_BIT 0x80000000
+#define SG_ENTRY_FINAL_BIT 0x40000000
+ uint32_t bpid_offset;
+#define SG_ENTRY_BPID_MASK 0x00FF0000
+#define SG_ENTRY_BPID_SHIFT 16
+#define SG_ENTRY_OFFSET_MASK 0x00001FFF
+#define SG_ENTRY_OFFSET_SHIFT 0
+};
+
+/*
+ * SHA256-256 context
+ * contain the following fields
+ * State
+ * count low
+ * count high
+ * block data buffer
+ * index to the buffer
+ */
+struct hash_ctx {
+ struct sg_entry sg_tbl[MAX_SG];
+ uint32_t hash_desc[64];
+ uint8_t hash[SHA256_DIGEST_SIZE];
+ uint32_t sg_num;
+ uint32_t len;
+ uint8_t *data;
+ enum hash_algo algo;
+ bool active;
+};
+
+int hash_init(enum hash_algo algo, void **ctx);
+int hash_update(enum hash_algo algo, void *context, void *data_ptr,
+ unsigned int data_len);
+int hash_final(enum hash_algo algo, void *context, void *hash_ptr,
+ unsigned int hash_len);
+
+#endif
diff --git a/include/drivers/nxp/crypto/caam/jobdesc.h b/include/drivers/nxp/crypto/caam/jobdesc.h
new file mode 100644
index 0000000..efef228
--- /dev/null
+++ b/include/drivers/nxp/crypto/caam/jobdesc.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2017-2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef __JOBDESC_H
+#define __JOBDESC_H
+
+#include <rsa.h>
+
+#define DESC_LEN_MASK 0x7f
+#define DESC_START_SHIFT 16
+
+#define KEY_BLOB_SIZE 32
+#define MAC_SIZE 16
+
+#define KEY_IDNFR_SZ_BYTES 16
+#define CLASS_SHIFT 25
+#define CLASS_2 (0x02 << CLASS_SHIFT)
+
+#define CMD_SHIFT 27
+#define CMD_OPERATION (U(0x10) << CMD_SHIFT)
+
+#define OP_TYPE_SHIFT 24
+#define OP_TYPE_ENCAP_PROTOCOL (0x07 << OP_TYPE_SHIFT)
+
+/* Assuming OP_TYPE = OP_TYPE_UNI_PROTOCOL */
+#define OP_PCLID_SHIFT 16
+#define OP_PCLID_BLOB (0x0d << OP_PCLID_SHIFT)
+
+#define BLOB_PROTO_INFO 0x00000002
+
+uint32_t desc_length(uint32_t *desc);
+
+int cnstr_rng_jobdesc(uint32_t *desc, uint32_t state_handle,
+ uint32_t *add_inp, uint32_t add_ip_len,
+ uint8_t *out_data, uint32_t len);
+
+int cnstr_rng_instantiate_jobdesc(uint32_t *desc);
+
+/* Construct descriptor to generate hw key blob */
+int cnstr_hw_encap_blob_jobdesc(uint32_t *desc,
+ uint8_t *key_idnfr, uint32_t key_sz,
+ uint32_t key_class, uint8_t *plain_txt,
+ uint32_t in_sz, uint8_t *enc_blob,
+ uint32_t out_sz, uint32_t operation);
+
+void cnstr_hash_jobdesc(uint32_t *desc, uint8_t *msg, uint32_t msgsz,
+ uint8_t *digest);
+
+void cnstr_jobdesc_pkha_rsaexp(uint32_t *desc,
+ struct pk_in_params *pkin, uint8_t *out,
+ uint32_t out_siz);
+#endif
diff --git a/include/drivers/nxp/crypto/caam/jr_driver_config.h b/include/drivers/nxp/crypto/caam/jr_driver_config.h
new file mode 100644
index 0000000..1b3c447
--- /dev/null
+++ b/include/drivers/nxp/crypto/caam/jr_driver_config.h
@@ -0,0 +1,205 @@
+/*
+ * Copyright 2017-2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef _JR_DRIVER_CONFIG_H_
+#define _JR_DRIVER_CONFIG_H_
+
+/* Helper defines */
+
+ /* Define used for setting a flag on */
+#define ON 1
+ /* Define used for setting a flag off */
+#define OFF 0
+
+ /* SEC is configured to start work in polling mode, */
+#define SEC_STARTUP_POLLING_MODE 0
+/*
+ * SEC is configured to start work in interrupt mode,
+ * when configured for NAPI notification style.
+ */
+#define SEC_STARTUP_INTERRUPT_MODE 1
+
+/*
+ * SEC driver will use ONLY interrupts to receive notifications
+ * for processed packets from SEC engine hardware.
+ */
+#define SEC_NOTIFICATION_TYPE_IRQ 1
+/*
+ * SEC driver will use ONLY polling to receive notifications
+ * for processed packets from SEC engine hardware.
+ */
+#define SEC_NOTIFICATION_TYPE_POLL 2
+
+/*
+ * Determines how SEC user space driver will receive notifications
+ * for processed packets from SEC engine.
+ * Valid values are: #SEC_NOTIFICATION_TYPE_POLL, #SEC_NOTIFICATION_TYPE_IRQ
+ */
+#define SEC_NOTIFICATION_TYPE SEC_NOTIFICATION_TYPE_POLL
+
+ /* Maximum number of job rings supported by SEC hardware */
+#define MAX_SEC_JOB_RINGS 1
+
+/*
+ * Size of cryptographic context that is used directly in communicating
+ * with SEC device.
+ * SEC device works only with physical addresses. This is the maximum size
+ * for a SEC descriptor ( = 64 words).
+ */
+
+#define SEC_CRYPTO_DESCRIPTOR_SIZE 256
+
+/*
+ * Size of job descriptor submitted to SEC device for each packet to be
+ * processed.
+ * Job descriptor contains 3 DMA address pointers:
+ * - to shared descriptor, to input buffer and to output buffer.
+ * The job descriptor contains other SEC specific commands as well:
+ * - HEADER command, SEQ IN PTR command SEQ OUT PTR command and opaque
+ * data, each measuring 4 bytes.
+ * Job descriptor size, depending on physical address representation:
+ * - 32 bit - size is 28 bytes - cacheline-aligned size is 64 bytes
+ * - 36 bit - size is 40 bytes - cacheline-aligned size is 64 bytes
+ * @note: Job descriptor must be cacheline-aligned to ensure efficient memory
+ * access.
+ * @note: If other format is used for job descriptor, then the size must be
+ * revised.
+ */
+
+#define SEC_JOB_DESCRIPTOR_SIZE 64
+
+/*
+ * Size of one entry in the input ring of a job ring.
+ * Input ring contains pointers to job descriptors.
+ * The memory used for an input ring and output ring must be physically
+ * contiguous.
+ */
+
+#define SEC_JOB_INPUT_RING_ENTRY_SIZE sizeof(phys_addr_t)
+
+/*
+ * Size of one entry in the output ring of a job ring.
+ * Output ring entry is a pointer to a job descriptor followed by a 4 byte
+ * status word.
+ * The memory used for an input ring and output ring must be physically
+ * contiguous.
+ * @note If desired to use also the optional SEQ OUT indication in output
+ * ring entries, then 4 more bytes must be added to the size.
+ */
+
+#define SEC_JOB_OUTPUT_RING_ENTRY_SIZE (SEC_JOB_INPUT_RING_ENTRY_SIZE + 4)
+
+ /* DMA memory required for an input ring of a job ring. */
+#define SEC_DMA_MEM_INPUT_RING_SIZE \
+ ((SEC_JOB_INPUT_RING_ENTRY_SIZE) * (SEC_JOB_RING_SIZE))
+
+/*
+ * DMA memory required for an output ring of a job ring.
+ * Required extra 4 byte for status word per each entry.
+ */
+#define SEC_DMA_MEM_OUTPUT_RING_SIZE \
+ ((SEC_JOB_OUTPUT_RING_ENTRY_SIZE) * (SEC_JOB_RING_SIZE))
+
+ /* DMA memory required for descriptors of a job ring. */
+#define SEC_DMA_MEM_DESCRIPTORS \
+ ((SEC_CRYPTO_DESCRIPTOR_SIZE)*(SEC_JOB_RING_SIZE))
+
+ /* DMA memory required for a job ring, including both input output rings. */
+#define SEC_DMA_MEM_JOB_RING_SIZE \
+ ((SEC_DMA_MEM_INPUT_RING_SIZE) + \
+ (SEC_DMA_MEM_OUTPUT_RING_SIZE))
+
+/*
+ * When calling sec_init() UA will provide an area of virtual memory
+ * of size #SEC_DMA_MEMORY_SIZE to be used internally by the driver
+ * to allocate data (like SEC descriptors) that needs to be passed to
+ * SEC device in physical addressing and later on retrieved from SEC device.
+ * At initialization the UA provides specialized ptov/vtop functions/macros to
+ * translate addresses allocated from this memory area.
+ */
+#define SEC_DMA_MEMORY_SIZE \
+ ((SEC_DMA_MEM_JOB_RING_SIZE) * (MAX_SEC_JOB_RINGS))
+
+/*
+ * SEC DEVICE related configuration.
+
+ * Enable/Disable logging support at compile time.
+ * Valid values:
+ * ON - enable logging
+ * OFF - disable logging
+ * The messages are logged at stdout.
+ */
+
+#define SEC_DRIVER_LOGGING OFF
+
+/*
+ * Configure logging level at compile time.
+ * Valid values:
+ * SEC_DRIVER_LOG_ERROR - log only errors
+ * SEC_DRIVER_LOG_INFO - log errors and info messages
+ * SEC_DRIVER_LOG_DEBUG - log errors, info and debug messages
+ */
+
+#define SEC_DRIVER_LOGGING_LEVEL SEC_DRIVER_LOG_DEBUG
+
+/*
+ * SEC JOB RING related configuration.
+
+ * Configure the size of the JOB RING.
+ * The maximum size of the ring is hardware limited to 1024.
+ * However the number of packets in flight in a time interval of
+ * 1ms can be calculated
+ * from the traffic rate (Mbps) and packet size.
+ * Here it was considered a packet size of 40 bytes.
+ * @note Round up to nearest power of 2 for optimized update
+ * of producer/consumer indexes of each job ring
+ * \todo Should set to 750, according to the calculation above, but
+ * the JR size must be power of 2, thus the next closest value must
+ * be chosen (i.e. 512 since 1024 is not available)
+ * For firmware choose this to be 16
+ */
+
+#define SEC_JOB_RING_SIZE 16
+
+/*
+ * Interrupt coalescing related configuration.
+ * NOTE: SEC hardware enabled interrupt
+ * coalescing is not supported on SEC version 3.1!
+ * SEC version 4.4 has support for interrupt
+ * coalescing.
+ */
+
+#if SEC_NOTIFICATION_TYPE != SEC_NOTIFICATION_TYPE_POLL
+
+#define SEC_INT_COALESCING_ENABLE ON
+/*
+ * Interrupt Coalescing Descriptor Count Threshold.
+ * While interrupt coalescing is enabled (ICEN=1), this value determines
+ * how many Descriptors are completed before raising an interrupt.
+ * Valid values for this field are from 0 to 255.
+ * Note that a value of 1 functionally defeats the advantages of interrupt
+ * coalescing since the threshold value is reached each time that a
+ * Job Descriptor is completed. A value of 0 is treated in the same
+ * manner as a value of 1.
+ *
+ */
+#define SEC_INTERRUPT_COALESCING_DESCRIPTOR_COUNT_THRESH 10
+
+/*
+ * Interrupt Coalescing Timer Threshold.
+ * While interrupt coalescing is enabled (ICEN=1), this value determines the
+ * maximum amount of time after processing a Descriptor before raising an
+ * interrupt.
+ * The threshold value is represented in units equal to 64 CAAM interface
+ * clocks. Valid values for this field are from 1 to 65535.
+ * A value of 0 results in behavior identical to that when interrupt
+ * coalescing is disabled.
+ */
+#define SEC_INTERRUPT_COALESCING_TIMER_THRESH 100
+#endif /* SEC_NOTIFICATION_TYPE_POLL */
+
+#endif /* _JR_DRIVER_CONFIG_H_ */
diff --git a/include/drivers/nxp/crypto/caam/rsa.h b/include/drivers/nxp/crypto/caam/rsa.h
new file mode 100644
index 0000000..dd9ecdc
--- /dev/null
+++ b/include/drivers/nxp/crypto/caam/rsa.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2017-2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef _RSA_H__
+#define _RSA_H__
+
+/* RSA key size defines */
+#define RSA_4K_KEY_SZ 4096
+#define RSA_4K_KEY_SZ_BYTES (RSA_4K_KEY_SZ/8)
+#define RSA_2K_KEY_SZ 2048
+#define RSA_2K_KEY_SZ_BYTES (RSA_2K_KEY_SZ/8)
+#define RSA_1K_KEY_SZ 1024
+#define RSA_1K_KEY_SZ_BYTES (RSA_1K_KEY_SZ/8)
+
+#define SHA256_BYTES (256/8)
+
+struct pk_in_params {
+ uint8_t *e;
+ uint32_t e_siz;
+ uint8_t *n;
+ uint32_t n_siz;
+ uint8_t *a;
+ uint32_t a_siz;
+ uint8_t *b;
+ uint32_t b_siz;
+};
+
+struct rsa_context {
+ struct pk_in_params pkin;
+};
+
+int rsa_verify_signature(void *hash_ptr, unsigned int hash_len,
+ void *sig_ptr, unsigned int sig_len,
+ void *pk_ptr, unsigned int pk_len);
+
+#endif
diff --git a/include/drivers/nxp/crypto/caam/sec_hw_specific.h b/include/drivers/nxp/crypto/caam/sec_hw_specific.h
new file mode 100644
index 0000000..9800793
--- /dev/null
+++ b/include/drivers/nxp/crypto/caam/sec_hw_specific.h
@@ -0,0 +1,503 @@
+/*
+ * Copyright 2017-2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef _SEC_HW_SPECIFIC_H_
+#define _SEC_HW_SPECIFIC_H_
+
+#include "caam.h"
+#include "sec_jr_driver.h"
+
+ /* DEFINES AND MACROS */
+
+/* Used to retry resetting a job ring in SEC hardware. */
+#define SEC_TIMEOUT 100000
+
+/*
+ * Offset to the registers of a job ring.
+ *Is different for each job ring.
+ */
+#define CHAN_BASE(jr) ((phys_addr_t)(jr)->register_base_addr)
+
+#define unlikely(x) __builtin_expect(!!(x), 0)
+
+#define SEC_JOB_RING_IS_FULL(pi, ci, ring_max_size, ring_threshold) \
+ ((((pi) + 1 + ((ring_max_size) - (ring_threshold))) & \
+ (ring_max_size - 1)) == ((ci)))
+
+#define SEC_CIRCULAR_COUNTER(x, max) (((x) + 1) & (max - 1))
+
+ /* Struct representing various job ring registers */
+struct jobring_regs {
+#ifdef NXP_SEC_BE
+ unsigned int irba_h;
+ unsigned int irba_l;
+#else
+ unsigned int irba_l;
+ unsigned int irba_h;
+#endif
+ unsigned int rsvd1;
+ unsigned int irs;
+ unsigned int rsvd2;
+ unsigned int irsa;
+ unsigned int rsvd3;
+ unsigned int irja;
+#ifdef NXP_SEC_BE
+ unsigned int orba_h;
+ unsigned int orba_l;
+#else
+ unsigned int orba_l;
+ unsigned int orba_h;
+#endif
+ unsigned int rsvd4;
+ unsigned int ors;
+ unsigned int rsvd5;
+ unsigned int orjr;
+ unsigned int rsvd6;
+ unsigned int orsf;
+ unsigned int rsvd7;
+ unsigned int jrsta;
+ unsigned int rsvd8;
+ unsigned int jrint;
+ unsigned int jrcfg0;
+ unsigned int jrcfg1;
+ unsigned int rsvd9;
+ unsigned int irri;
+ unsigned int rsvd10;
+ unsigned int orwi;
+ unsigned int rsvd11;
+ unsigned int jrcr;
+};
+
+ /* Offsets representing common SEC Registers */
+#define SEC_REG_MCFGR_OFFSET 0x0004
+#define SEC_REG_SCFGR_OFFSET 0x000C
+#define SEC_REG_JR0ICIDR_MS_OFFSET 0x0010
+#define SEC_REG_JR0ICIDR_LS_OFFSET 0x0014
+#define SEC_REG_JR1ICIDR_MS_OFFSET 0x0018
+#define SEC_REG_JR1ICIDR_LS_OFFSET 0x001C
+#define SEC_REG_JR2ICIDR_MS_OFFSET 0x0020
+#define SEC_REG_JR2ICIDR_LS_OFFSET 0x0024
+#define SEC_REG_JR3ICIDR_MS_OFFSET 0x0028
+#define SEC_REG_JR3ICIDR_LS_OFFSET 0x002C
+#define SEC_REG_JRSTARTR_OFFSET 0x005C
+#define SEC_REG_CTPR_MS_OFFSET 0x0FA8
+
+ /* Offsets representing various RNG registers */
+#define RNG_REG_RTMCTL_OFFSET 0x0600
+#define RNG_REG_RTSDCTL_OFFSET 0x0610
+#define RNG_REG_RTFRQMIN_OFFSET 0x0618
+#define RNG_REG_RTFRQMAX_OFFSET 0x061C
+#define RNG_REG_RDSTA_OFFSET 0x06C0
+#define ALG_AAI_SH_SHIFT 4
+
+ /* SEC Registers Bitmasks */
+#define MCFGR_PS_SHIFT 16
+#define MCFGR_AWCACHE_SHIFT 8
+#define MCFGR_AWCACHE_MASK (0xF << MCFGR_AWCACHE_SHIFT)
+#define MCFGR_ARCACHE_SHIFT 12
+#define MCFGR_ARCACHE_MASK (0xF << MCFGR_ARCACHE_SHIFT)
+
+#define SCFGR_RNGSH0 0x00000200
+#define SCFGR_VIRT_EN 0x00008000
+
+#define JRICID_MS_LICID 0x80000000
+#define JRICID_MS_LAMTD 0x00020000
+#define JRICID_MS_AMTDT 0x00010000
+#define JRICID_MS_TZ 0x00008000
+#define JRICID_LS_SDID_MASK 0x00000FFF
+#define JRICID_LS_NSEQID_MASK 0x0FFF0000
+#define JRICID_LS_NSEQID_SHIFT 16
+#define JRICID_LS_SEQID_MASK 0x00000FFF
+
+#define JRSTARTR_STARTJR0 0x00000001
+#define JRSTARTR_STARTJR1 0x00000002
+#define JRSTARTR_STARTJR2 0x00000004
+#define JRSTARTR_STARTJR3 0x00000008
+
+#define CTPR_VIRT_EN_POR 0x00000002
+#define CTPR_VIRT_EN_INC 0x00000001
+
+ /* RNG RDSTA bitmask */
+#define RNG_STATE0_HANDLE_INSTANTIATED 0x00000001
+#define RTMCTL_PRGM 0x00010000 /* 1 -> program mode, 0 -> run mode */
+ /* use von Neumann data in both entropy shifter and statistical checker */
+#define RTMCTL_SAMP_MODE_VON_NEUMANN_ES_SC 0
+ /* use raw data in both entropy shifter and statistical checker */
+#define RTMCTL_SAMP_MODE_RAW_ES_SC 1
+ /* use von Neumann data in entropy shifter, raw data in statistical checker */
+#define RTMCTL_SAMP_MODE_VON_NEUMANN_ES_RAW_SC 2
+ /* invalid combination */
+#define RTMCTL_SAMP_MODE_INVALID 3
+#define RTSDCTL_ENT_DLY_MIN 3200
+#define RTSDCTL_ENT_DLY_MAX 12800
+#define RTSDCTL_ENT_DLY_SHIFT 16
+#define RTSDCTL_ENT_DLY_MASK (U(0xffff) << RTSDCTL_ENT_DLY_SHIFT)
+#define RTFRQMAX_DISABLE (1 << 20)
+
+ /* Constants for error handling on job ring */
+#define JR_REG_JRINT_ERR_TYPE_SHIFT 8
+#define JR_REG_JRINT_ERR_ORWI_SHIFT 16
+#define JR_REG_JRINIT_JRE_SHIFT 1
+
+#define JRINT_JRE (1 << JR_REG_JRINIT_JRE_SHIFT)
+#define JRINT_ERR_WRITE_STATUS (1 << JR_REG_JRINT_ERR_TYPE_SHIFT)
+#define JRINT_ERR_BAD_INPUT_BASE (3 << JR_REG_JRINT_ERR_TYPE_SHIFT)
+#define JRINT_ERR_BAD_OUTPUT_BASE (4 << JR_REG_JRINT_ERR_TYPE_SHIFT)
+#define JRINT_ERR_WRITE_2_IRBA (5 << JR_REG_JRINT_ERR_TYPE_SHIFT)
+#define JRINT_ERR_WRITE_2_ORBA (6 << JR_REG_JRINT_ERR_TYPE_SHIFT)
+#define JRINT_ERR_RES_B4_HALT (7 << JR_REG_JRINT_ERR_TYPE_SHIFT)
+#define JRINT_ERR_REM_TOO_MANY (8 << JR_REG_JRINT_ERR_TYPE_SHIFT)
+#define JRINT_ERR_ADD_TOO_MANY (9 << JR_REG_JRINT_ERR_TYPE_SHIFT)
+#define JRINT_ERR_HALT_MASK 0x0C
+#define JRINT_ERR_HALT_INPROGRESS 0x04
+#define JRINT_ERR_HALT_COMPLETE 0x08
+
+#define JR_REG_JRCR_VAL_RESET 0x00000001
+
+#define JR_REG_JRCFG_LO_ICTT_SHIFT 0x10
+#define JR_REG_JRCFG_LO_ICDCT_SHIFT 0x08
+#define JR_REG_JRCFG_LO_ICEN_EN 0x02
+#define JR_REG_JRCFG_LO_IMSK_EN 0x01
+
+ /* Constants for Descriptor Processing errors */
+#define SEC_HW_ERR_SSRC_NO_SRC 0x00
+#define SEC_HW_ERR_SSRC_CCB_ERR 0x02
+#define SEC_HW_ERR_SSRC_JMP_HALT_U 0x03
+#define SEC_HW_ERR_SSRC_DECO 0x04
+#define SEC_HW_ERR_SSRC_JR 0x06
+#define SEC_HW_ERR_SSRC_JMP_HALT_COND 0x07
+
+#define SEC_HW_ERR_DECO_HFN_THRESHOLD 0xF1
+#define SEC_HW_ERR_CCB_ICV_CHECK_FAIL 0x0A
+
+ /* Macros for extracting error codes for the job ring */
+
+#define JR_REG_JRINT_ERR_TYPE_EXTRACT(value) \
+ ((value) & 0x00000F00)
+
+#define JR_REG_JRINT_ERR_ORWI_EXTRACT(value) \
+ (((value) & 0x3FFF0000) >> \
+ JR_REG_JRINT_ERR_ORWI_SHIFT)
+
+#define JR_REG_JRINT_JRE_EXTRACT(value) \
+ ((value) & JRINT_JRE)
+
+ /* Macros for manipulating JR registers */
+typedef struct {
+#ifdef NXP_SEC_BE
+ uint32_t high;
+ uint32_t low;
+#else
+ uint32_t low;
+ uint32_t high;
+#endif
+} ptr_addr_t;
+
+#if defined(CONFIG_PHYS_64BIT)
+#define sec_read_addr(a) sec_in64((a))
+#define sec_write_addr(a, v) sec_out64((a), (v))
+#else
+#define sec_read_addr(a) sec_in32((a))
+#define sec_write_addr(a, v) sec_out32((a), (v))
+#endif
+
+#define JR_REG(name, jr) (CHAN_BASE(jr) + JR_REG_##name##_OFFSET)
+#define JR_REG_LO(name, jr) (CHAN_BASE(jr) + JR_REG_##name##_OFFSET_LO)
+
+#define GET_JR_REG(name, jr) (sec_in32(JR_REG(name, (jr))))
+#define GET_JR_REG_LO(name, jr) (sec_in32(JR_REG_LO(name, (jr))))
+
+#define SET_JR_REG(name, jr, val) \
+ (sec_out32(JR_REG(name, (jr)), (val)))
+
+#define SET_JR_REG_LO(name, jr, val) \
+ (sec_out32(JR_REG_LO(name, (jr)), (val)))
+
+ /* STRUCTURES AND OTHER TYPEDEFS */
+ /* Lists the possible states for a job ring. */
+typedef enum sec_job_ring_state_e {
+ SEC_JOB_RING_STATE_STARTED, /* Job ring is initialized */
+ SEC_JOB_RING_STATE_RESET, /* Job ring reset is in progres */
+} sec_job_ring_state_t;
+
+struct sec_job_ring_t {
+ /*
+ * Consumer index for job ring (jobs array).
+ * @note: cidx and pidx are accessed from
+ * different threads.
+ * Place the cidx and pidx inside the structure
+ * so that they lay on different cachelines, to
+ * avoid false sharing between threads when the
+ * threads run on different cores!
+ */
+ uint32_t cidx;
+
+ /* Producer index for job ring (jobs array) */
+ uint32_t pidx;
+
+ /* Ring of input descriptors. Size of array is power of 2 to allow
+ * fast update of producer/consumer indexes with bitwise operations.
+ */
+ phys_addr_t *input_ring;
+
+ /* Ring of output descriptors. */
+ struct sec_outring_entry *output_ring;
+
+ /* The file descriptor used for polling for interrupts notifications */
+ uint32_t irq_fd;
+
+ /* Model used by SEC Driver to receive notifications from SEC.
+ * Can be either of the three:
+ * #SEC_NOTIFICATION_TYPE_IRQ or
+ * #SEC_NOTIFICATION_TYPE_POLL
+ */
+ uint32_t jr_mode;
+ /* Base address for SEC's register memory for this job ring. */
+ void *register_base_addr;
+ /* notifies if coelescing is enabled for the job ring */
+ uint8_t coalescing_en;
+ /* The state of this job ring */
+ sec_job_ring_state_t jr_state;
+};
+
+ /* Forward structure declaration */
+typedef struct sec_job_ring_t sec_job_ring_t;
+
+struct sec_outring_entry {
+ phys_addr_t desc; /* Pointer to completed descriptor */
+ uint32_t status; /* Status for completed descriptor */
+} __packed;
+
+ /* Lists the states possible for the SEC user space driver. */
+typedef enum sec_driver_state_e {
+ SEC_DRIVER_STATE_IDLE, /*< Driver not initialized */
+ SEC_DRIVER_STATE_STARTED, /*< Driver initialized and */
+ SEC_DRIVER_STATE_RELEASE, /*< Driver release is in progress */
+} sec_driver_state_t;
+
+ /* Union describing the possible error codes that */
+ /* can be set in the descriptor status word */
+
+union hw_error_code {
+ uint32_t error;
+ union {
+ struct {
+ uint32_t ssrc:4;
+ uint32_t ssed_val:28;
+ } __packed value;
+ struct {
+ uint32_t ssrc:4;
+ uint32_t res:28;
+ } __packed no_status_src;
+ struct {
+ uint32_t ssrc:4;
+ uint32_t jmp:1;
+ uint32_t res:11;
+ uint32_t desc_idx:8;
+ uint32_t cha_id:4;
+ uint32_t err_id:4;
+ } __packed ccb_status_src;
+ struct {
+ uint32_t ssrc:4;
+ uint32_t jmp:1;
+ uint32_t res:11;
+ uint32_t desc_idx:8;
+ uint32_t offset:8;
+ } __packed jmp_halt_user_src;
+ struct {
+ uint32_t ssrc:4;
+ uint32_t jmp:1;
+ uint32_t res:11;
+ uint32_t desc_idx:8;
+ uint32_t desc_err:8;
+ } __packed deco_src;
+ struct {
+ uint32_t ssrc:4;
+ uint32_t res:17;
+ uint32_t naddr:3;
+ uint32_t desc_err:8;
+ } __packed jr_src;
+ struct {
+ uint32_t ssrc:4;
+ uint32_t jmp:1;
+ uint32_t res:11;
+ uint32_t desc_idx:8;
+ uint32_t cond:8;
+ } __packed jmp_halt_cond_src;
+ } __packed error_desc;
+} __packed;
+
+ /* FUNCTION PROTOTYPES */
+
+/*
+ * @brief Initialize a job ring/channel in SEC device.
+ * Write configuration register/s to properly initialize a job ring.
+ *
+ * @param [in] job_ring The job ring
+ *
+ * @retval 0 for success
+ * @retval other for error
+ */
+int hw_reset_job_ring(sec_job_ring_t *job_ring);
+
+/*
+ * @brief Reset a job ring/channel in SEC device.
+ * Write configuration register/s to reset a job ring.
+ *
+ * @param [in] job_ring The job ring
+ *
+ * @retval 0 for success
+ * @retval -1 in case job ring reset failed
+ */
+int hw_shutdown_job_ring(sec_job_ring_t *job_ring);
+
+/*
+ * @brief Handle a job ring/channel error in SEC device.
+ * Identify the error type and clear error bits if required.
+ *
+ * @param [in] job_ring The job ring
+ * @param [in] sec_error_code error code as first read from SEC engine
+ */
+
+void hw_handle_job_ring_error(sec_job_ring_t *job_ring,
+ uint32_t sec_error_code);
+/*
+ * @brief Handle a job ring error in the device.
+ * Identify the error type and printout a explanatory
+ * messages.
+ *
+ * @param [in] job_ring The job ring
+ *
+ */
+
+int hw_job_ring_error(sec_job_ring_t *job_ring);
+
+/* @brief Set interrupt coalescing parameters on the Job Ring.
+ * @param [in] job_ring The job ring
+ * @param [in] irq_coalesing_timer
+ * Interrupt coalescing timer threshold.
+ * This value determines the maximum
+ * amount of time after processing a descriptor
+ * before raising an interrupt.
+ * @param [in] irq_coalescing_count
+ * Interrupt coalescing count threshold.
+ * This value determines how many descriptors
+ * are completed before raising an interrupt.
+ */
+
+int hw_job_ring_set_coalescing_param(sec_job_ring_t *job_ring,
+ uint16_t irq_coalescing_timer,
+ uint8_t irq_coalescing_count);
+
+/* @brief Enable interrupt coalescing on a job ring
+ * @param [in] job_ring The job ring
+ */
+
+int hw_job_ring_enable_coalescing(sec_job_ring_t *job_ring);
+
+/*
+ * @brief Disable interrupt coalescing on a job ring
+ * @param [in] job_ring The job ring
+ */
+
+int hw_job_ring_disable_coalescing(sec_job_ring_t *job_ring);
+
+/*
+ * @brief Poll the HW for already processed jobs in the JR
+ * and notify the available jobs to UA.
+ *
+ * @param [in] job_ring The job ring to poll.
+ * @param [in] limit The maximum number of jobs to notify.
+ * If set to negative value, all available
+ * jobs are notified.
+ *
+ * @retval >=0 for No of jobs notified to UA.
+ * @retval -1 for error
+ */
+
+int hw_poll_job_ring(struct sec_job_ring_t *job_ring, int32_t limit);
+
+/* @brief Poll the HW for already processed jobs in the JR
+ * and silently discard the available jobs or notify them to UA
+ * with indicated error code.
+
+ * @param [in,out] job_ring The job ring to poll.
+ * @param [in] do_notify Can be #TRUE or #FALSE.
+ * Indicates if descriptors to be discarded
+ * or notified to UA with given error_code.
+ * @param [in] error_code The detailed SEC error code.
+ * @param [out] notified_descs Number of notified descriptors.
+ * Can be NULL if do_notify is #FALSE
+ */
+void hw_flush_job_ring(struct sec_job_ring_t *job_ring,
+ uint32_t do_notify,
+ uint32_t error_code, uint32_t *notified_descs);
+
+/*
+ * @brief Flush job rings of any processed descs.
+ * The processed descs are silently dropped,
+ * WITHOUT being notified to UA.
+ */
+void flush_job_rings(void);
+
+/*
+ * @brief Handle desc that generated error in SEC engine.
+ * Identify the exact type of error and handle the error.
+ * Depending on the error type, the job ring could be reset.
+ * All descs that are submitted for processing on this job ring
+ * are notified to User Application with error status and detailed error code.
+
+ * @param [in] job_ring Job ring
+ * @param [in] sec_error_code Error code read from job ring's Channel
+ * Status Register
+ * @param [out] notified_descs Number of notified descs. Can be NULL if
+ * do_notify is #FALSE
+ * @param [out] do_driver_shutdown If set to #TRUE, then UA is returned code
+ * #SEC_PROCESSING_ERROR
+ * which is indication that UA must call
+ * sec_release() after this.
+ */
+void sec_handle_desc_error(struct sec_job_ring_t *job_ring,
+ uint32_t sec_error_code,
+ uint32_t *notified_descs,
+ uint32_t *do_driver_shutdown);
+
+/*
+ * @brief Release the software and hardware resources tied to a job ring.
+ * @param [in] job_ring The job ring
+ * @retval 0 for success
+ * @retval -1 for error
+ */
+int shutdown_job_ring(struct sec_job_ring_t *job_ring);
+
+/*
+ * @brief Enable irqs on associated job ring.
+ * @param [in] job_ring The job ring
+ * @retval 0 for success
+ * @retval -1 for error
+ */
+int jr_enable_irqs(struct sec_job_ring_t *job_ring);
+
+/*
+ * @brief Disable irqs on associated job ring.
+ * @param [in] job_ring The job ring
+ * @retval 0 for success
+ * @retval -1 for error
+ */
+int jr_disable_irqs(struct sec_job_ring_t *job_ring);
+
+ /*
+ * IRJA - Input Ring Jobs Added Register shows
+ * how many new jobs were added to the Input Ring.
+ */
+static inline void hw_enqueue_desc_on_job_ring(struct jobring_regs *regs,
+ int num)
+{
+ sec_out32(&regs->irja, num);
+}
+
+#endif /* _SEC_HW_SPECIFIC_H_ */
diff --git a/include/drivers/nxp/crypto/caam/sec_jr_driver.h b/include/drivers/nxp/crypto/caam/sec_jr_driver.h
new file mode 100644
index 0000000..57e0fa0
--- /dev/null
+++ b/include/drivers/nxp/crypto/caam/sec_jr_driver.h
@@ -0,0 +1,178 @@
+/*
+ * Copyright 2017-2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef _JR_DRIVER_H_
+#define _JR_DRIVER_H_
+
+#include "jr_driver_config.h"
+
+/* The maximum size of a SEC descriptor, in WORDs (32 bits). */
+#define MAX_DESC_SIZE_WORDS 64
+
+#define CAAM_TIMEOUT 200000 /* ms */
+
+/* Return codes for JR user space driver APIs */
+typedef enum sec_return_code_e {
+ SEC_SUCCESS = 0,
+ SEC_INVALID_INPUT_PARAM,
+ SEC_OUT_OF_MEMORY,
+ SEC_DESCRIPTOR_IN_FLIGHT,
+ SEC_LAST_DESCRIPTOR_IN_FLIGHT,
+ SEC_PROCESSING_ERROR,
+ SEC_DESC_PROCESSING_ERROR,
+ SEC_JR_IS_FULL,
+ SEC_DRIVER_RELEASE_IN_PROGRESS,
+ SEC_DRIVER_ALREADY_INITIALIZED,
+ SEC_DRIVER_NOT_INITIALIZED,
+ SEC_JOB_RING_RESET_IN_PROGRESS,
+ SEC_RESET_ENGINE_FAILED,
+ SEC_ENABLE_IRQS_FAILED,
+ SEC_DISABLE_IRQS_FAILED,
+ SEC_RETURN_CODE_MAX_VALUE,
+} sec_return_code_t;
+
+/* STRUCTURES AND OTHER TYPEDEFS */
+
+/*
+ * @brief Function called by JR User Space driver to notify every processed
+ * descriptor.
+ *
+ * Callback provided by the User Application.
+ * Callback is invoked by JR User Space driver for each descriptor processed by
+ * SEC
+ * @param [in] status Status word indicating processing result for
+ * this descriptor.
+ * @param [in] arg Opaque data passed by User Application
+ * It is opaque from JR driver's point of view.
+ * @param [in] job_ring The job ring handle on which the processed
+ * descriptor word was enqueued
+ */
+typedef void (*user_callback) (uint32_t *desc, uint32_t status,
+ void *arg, void *job_ring);
+
+/*
+ * Structure encompassing a job descriptor which is to be processed
+ * by SEC. User should also initialise this structure with the callback
+ * function pointer which will be called by driver after recieving proccessed
+ * descriptor from SEC. User data is also passed in this data structure which
+ * will be sent as an argument to the user callback function.
+ */
+struct job_descriptor {
+ uint32_t desc[MAX_DESC_SIZE_WORDS];
+ void *arg;
+ user_callback callback;
+};
+
+/*
+ * @brief Initialize the JR User Space driver.
+ * This function will handle initialization of sec library
+ * along with registering platform specific callbacks,
+ * as well as local data initialization.
+ * Call once during application startup.
+ * @note Global SEC initialization is done in SEC kernel driver.
+ * @note The hardware IDs of the initialized Job Rings are opaque to the UA.
+ * The exact Job Rings used by this library are decided between SEC user
+ * space driver and SEC kernel driver. A static partitioning of Job Rings is
+ * assumed, configured in DTS(device tree specification) file.
+ * @param [in] platform_cb Registering the platform specific
+ * callbacks with driver
+ * @retval ::0 for successful execution
+ * @retval ::-1 failure
+ */
+int sec_jr_lib_init(void);
+
+/*
+ * @brief Initialize the software and hardware resources tied to a job ring.
+ * @param [in] jr_mode; Model to be used by SEC Driver to receive
+ * notifications from SEC. Can be either
+ * SEC_NOTIFICATION_TYPE_IRQ or
+ * SEC_NOTIFICATION_TYPE_POLL
+ * @param [in] irq_coalescing_timer This value determines the maximum
+ * amount of time after processing a
+ * descriptor before raising an interrupt.
+ * @param [in] irq_coalescing_count This value determines how many
+ * descriptors are completed before
+ * raising an interrupt.
+ * @param [in] reg_base_addr The job ring base address register
+ * @param [in] irq_id The job ring interrupt identification number.
+ * @retval job_ring_handle for successful job ring configuration
+ * @retval NULL on error
+ */
+void *init_job_ring(uint8_t jr_mode,
+ uint16_t irq_coalescing_timer,
+ uint8_t irq_coalescing_count,
+ void *reg_base_addr, uint32_t irq_id);
+
+/*
+ * @brief Release the resources used by the JR User Space driver.
+ * Reset and release SEC's job rings indicated by the User Application at
+ * init_job_ring() and free any memory allocated internally.
+ * Call once during application tear down.
+ * @note In case there are any descriptors in-flight (descriptors received by
+ * JR driver for processing and for which no response was yet provided to UA),
+ * the descriptors are discarded without any notifications to User Application.
+ * @retval ::0 is returned for a successful execution
+ * @retval ::-1 is returned if JR driver release is in progress
+ */
+int sec_release(void);
+
+/*
+ * @brief Submit a descriptor for SEC processing.
+ * This function creates a "job" which is meant to instruct SEC HW
+ * to perform the processing on the input buffer. The "job" is enqueued
+ * in the Job Ring associated. The function will return after the "job"
+ * enqueue is finished. The function will not wait for SEC to
+ * start or/and finish the "job" processing.
+ * After the processing is finished the SEC HW writes the processing result
+ * to the provided output buffer.
+ * The Caller must poll JR driver using jr_dequeue()
+ * to receive notifications of the processing completion
+ * status. The notifications are received by caller by means of callback
+ * (see ::user_callback).
+ * @param [in] job_ring_handle The handle of the job ring on which
+ * descriptor is to be enqueued
+ * @param [in] job_descriptor The job descriptor structure of type
+ * struct job_descriptor. This structure
+ * should be filled with job descriptor along
+ * with callback function to be called after
+ * processing of descriptor and some
+ * opaque data passed to be passed to the
+ * callback function
+ *
+ * @retval ::0 is returned for successful execution
+ * @retval ::-1 is returned if there is some enqueue failure
+ */
+int enq_jr_desc(void *job_ring_handle, struct job_descriptor *jobdescr);
+
+/*
+ * @brief Polls for available descriptors processed by SEC on a specific
+ * Job Ring
+ * This function polls the SEC Job Rings and delivers processed descriptors
+ * Each processed descriptor has a user_callback registered.
+ * This user_callback is invoked for each processed descriptor.
+ * The polling is stopped when "limit" descriptors are notified or when
+ * there are no more descriptors to notify.
+ * @note The dequeue_jr() API cannot be called from within a user_callback
+ * function
+ * @param [in] job_ring_handle The Job Ring handle.
+ * @param [in] limit This value represents the maximum number
+ * of processed descriptors that can be
+ * notified API call on this Job Ring.
+ * Note that fewer descriptors may be notified
+ * if enough processed descriptors are not
+ * available.
+ * If limit has a negative value, then all
+ * ready descriptors will be notified.
+ *
+ * @retval :: >=0 is returned where retval is the total
+ * Number of descriptors notified
+ * during this function call.
+ * @retval :: -1 is returned in case of some error
+ */
+int dequeue_jr(void *job_ring_handle, int32_t limit);
+
+#endif /* _JR_DRIVER_H_ */