crypto/fsl: add support for multiple SEC engines initialization

For SoCs that contain multiple SEC engines, each of them needs
to be initialized (by means of initializing among others the
random number generator).

Signed-off-by: Alex Porosanu <alexandru.porosanu@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

2 files changed, 159 insertions, 115 deletions

diff --git a/drivers/crypto/fsl/jr.c b/drivers/crypto/fsl/jr.c
index 8bc517dadc..510fa4e376 100644
--- a/drivers/crypto/fsl/jr.c
+++ b/drivers/crypto/fsl/jr.c
@@ -19,11 +19,26 @@
 #define CIRC_CNT(head, tail, size)	(((head) - (tail)) & (size - 1))
 #define CIRC_SPACE(head, tail, size)	CIRC_CNT((tail), (head) + 1, (size))
 
-struct jobring jr;
+uint32_t sec_offset[CONFIG_SYS_FSL_MAX_NUM_OF_SEC] = {
+	0,
+#if defined(CONFIG_PPC_C29X)
+	CONFIG_SYS_FSL_SEC_IDX_OFFSET,
+	2 * CONFIG_SYS_FSL_SEC_IDX_OFFSET
+#endif
+};
+
+#define SEC_ADDR(idx)	\
+	((CONFIG_SYS_FSL_SEC_ADDR + sec_offset[idx]))
+
+#define SEC_JR0_ADDR(idx)	\
+	(SEC_ADDR(idx) +	\
+	 (CONFIG_SYS_FSL_JR0_OFFSET - CONFIG_SYS_FSL_SEC_OFFSET))
+
+struct jobring jr0[CONFIG_SYS_FSL_MAX_NUM_OF_SEC];
 
-static inline void start_jr0(void)
+static inline void start_jr0(uint8_t sec_idx)
 {
-	ccsr_sec_t *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR;
+	ccsr_sec_t *sec = (void *)SEC_ADDR(sec_idx);
 	u32 ctpr_ms = sec_in32(&sec->ctpr_ms);
 	u32 scfgr = sec_in32(&sec->scfgr);
 
@@ -42,15 +57,15 @@ static inline void start_jr0(void)
 	}
 }
 
-static inline void jr_reset_liodn(void)
+static inline void jr_reset_liodn(uint8_t sec_idx)
 {
-	ccsr_sec_t *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR;
+	ccsr_sec_t *sec = (void *)SEC_ADDR(sec_idx);
 	sec_out32(&sec->jrliodnr[0].ls, 0);
 }
 
-static inline void jr_disable_irq(void)
+static inline void jr_disable_irq(uint8_t sec_idx)
 {
-	struct jr_regs *regs = (struct jr_regs *)CONFIG_SYS_FSL_JR0_ADDR;
+	struct jr_regs *regs = (struct jr_regs *)SEC_JR0_ADDR(sec_idx);
 	uint32_t jrcfg = sec_in32(&regs->jrcfg1);
 
 	jrcfg = jrcfg | JR_INTMASK;
@@ -58,11 +73,12 @@ static inline void jr_disable_irq(void)
 	sec_out32(&regs->jrcfg1, jrcfg);
 }
 
-static void jr_initregs(void)
+static void jr_initregs(uint8_t sec_idx)
 {
-	struct jr_regs *regs = (struct jr_regs *)CONFIG_SYS_FSL_JR0_ADDR;
-	phys_addr_t ip_base = virt_to_phys((void *)jr.input_ring);
-	phys_addr_t op_base = virt_to_phys((void *)jr.output_ring);
+	struct jr_regs *regs = (struct jr_regs *)SEC_JR0_ADDR(sec_idx);
+	struct jobring *jr = &jr0[sec_idx];
+	phys_addr_t ip_base = virt_to_phys((void *)jr->input_ring);
+	phys_addr_t op_base = virt_to_phys((void *)jr->output_ring);
 
 #ifdef CONFIG_PHYS_64BIT
 	sec_out32(&regs->irba_h, ip_base >> 32);
@@ -79,59 +95,63 @@ static void jr_initregs(void)
 	sec_out32(&regs->ors, JR_SIZE);
 	sec_out32(&regs->irs, JR_SIZE);
 
-	if (!jr.irq)
-		jr_disable_irq();
+	if (!jr->irq)
+		jr_disable_irq(sec_idx);
 }
 
-static int jr_init(void)
+static int jr_init(uint8_t sec_idx)
 {
-	memset(&jr, 0, sizeof(struct jobring));
+	struct jobring *jr = &jr0[sec_idx];
 
-	jr.jq_id = DEFAULT_JR_ID;
-	jr.irq = DEFAULT_IRQ;
+	memset(jr, 0, sizeof(struct jobring));
+
+	jr->jq_id = DEFAULT_JR_ID;
+	jr->irq = DEFAULT_IRQ;
 
 #ifdef CONFIG_FSL_CORENET
-	jr.liodn = DEFAULT_JR_LIODN;
+	jr->liodn = DEFAULT_JR_LIODN;
 #endif
-	jr.size = JR_SIZE;
-	jr.input_ring = (dma_addr_t *)memalign(ARCH_DMA_MINALIGN,
+	jr->size = JR_SIZE;
+	jr->input_ring = (dma_addr_t *)memalign(ARCH_DMA_MINALIGN,
 				JR_SIZE * sizeof(dma_addr_t));
-	if (!jr.input_ring)
+	if (!jr->input_ring)
 		return -1;
 
-	jr.op_size = roundup(JR_SIZE * sizeof(struct op_ring),
-			     ARCH_DMA_MINALIGN);
-	jr.output_ring =
-	    (struct op_ring *)memalign(ARCH_DMA_MINALIGN, jr.op_size);
-	if (!jr.output_ring)
+	jr->op_size = roundup(JR_SIZE * sizeof(struct op_ring),
+			      ARCH_DMA_MINALIGN);
+	jr->output_ring =
+	    (struct op_ring *)memalign(ARCH_DMA_MINALIGN, jr->op_size);
+	if (!jr->output_ring)
 		return -1;
 
-	memset(jr.input_ring, 0, JR_SIZE * sizeof(dma_addr_t));
-	memset(jr.output_ring, 0, jr.op_size);
+	memset(jr->input_ring, 0, JR_SIZE * sizeof(dma_addr_t));
+	memset(jr->output_ring, 0, jr->op_size);
 
-	start_jr0();
+	start_jr0(sec_idx);
 
-	jr_initregs();
+	jr_initregs(sec_idx);
 
 	return 0;
 }
 
-static int jr_sw_cleanup(void)
+static int jr_sw_cleanup(uint8_t sec_idx)
 {
-	jr.head = 0;
-	jr.tail = 0;
-	jr.read_idx = 0;
-	jr.write_idx = 0;
-	memset(jr.info, 0, sizeof(jr.info));
-	memset(jr.input_ring, 0, jr.size * sizeof(dma_addr_t));
-	memset(jr.output_ring, 0, jr.size * sizeof(struct op_ring));
+	struct jobring *jr = &jr0[sec_idx];
+
+	jr->head = 0;
+	jr->tail = 0;
+	jr->read_idx = 0;
+	jr->write_idx = 0;
+	memset(jr->info, 0, sizeof(jr->info));
+	memset(jr->input_ring, 0, jr->size * sizeof(dma_addr_t));
+	memset(jr->output_ring, 0, jr->size * sizeof(struct op_ring));
 
 	return 0;
 }
 
-static int jr_hw_reset(void)
+static int jr_hw_reset(uint8_t sec_idx)
 {
-	struct jr_regs *regs = (struct jr_regs *)CONFIG_SYS_FSL_JR0_ADDR;
+	struct jr_regs *regs = (struct jr_regs *)SEC_JR0_ADDR(sec_idx);
 	uint32_t timeout = 100000;
 	uint32_t jrint, jrcr;
 
@@ -161,10 +181,11 @@ static int jr_hw_reset(void)
 /* -1 --- error, can't enqueue -- no space available */
 static int jr_enqueue(uint32_t *desc_addr,
 	       void (*callback)(uint32_t status, void *arg),
-	       void *arg)
+	       void *arg, uint8_t sec_idx)
 {
-	struct jr_regs *regs = (struct jr_regs *)CONFIG_SYS_FSL_JR0_ADDR;
-	int head = jr.head;
+	struct jr_regs *regs = (struct jr_regs *)SEC_JR0_ADDR(sec_idx);
+	struct jobring *jr = &jr0[sec_idx];
+	int head = jr->head;
 	uint32_t desc_word;
 	int length = desc_len(desc_addr);
 	int i;
@@ -184,18 +205,14 @@ static int jr_enqueue(uint32_t *desc_addr,
 
 	phys_addr_t desc_phys_addr = virt_to_phys(desc_addr);
 
-	if (sec_in32(&regs->irsa) == 0 ||
-	    CIRC_SPACE(jr.head, jr.tail, jr.size) <= 0)
-		return -1;
-
-	jr.info[head].desc_phys_addr = desc_phys_addr;
-	jr.info[head].callback = (void *)callback;
-	jr.info[head].arg = arg;
-	jr.info[head].op_done = 0;
+	jr->info[head].desc_phys_addr = desc_phys_addr;
+	jr->info[head].callback = (void *)callback;
+	jr->info[head].arg = arg;
+	jr->info[head].op_done = 0;
 
-	unsigned long start = (unsigned long)&jr.info[head] &
+	unsigned long start = (unsigned long)&jr->info[head] &
 					~(ARCH_DMA_MINALIGN - 1);
-	unsigned long end = ALIGN((unsigned long)&jr.info[head] +
+	unsigned long end = ALIGN((unsigned long)&jr->info[head] +
 				  sizeof(struct jr_info), ARCH_DMA_MINALIGN);
 	flush_dcache_range(start, end);
 
@@ -205,11 +222,11 @@ static int jr_enqueue(uint32_t *desc_addr,
 	 * depend on endianness of SEC block.
 	 */
 #ifdef CONFIG_SYS_FSL_SEC_LE
-	addr_lo = (uint32_t *)(&jr.input_ring[head]);
-	addr_hi = (uint32_t *)(&jr.input_ring[head]) + 1;
+	addr_lo = (uint32_t *)(&jr->input_ring[head]);
+	addr_hi = (uint32_t *)(&jr->input_ring[head]) + 1;
 #elif defined(CONFIG_SYS_FSL_SEC_BE)
-	addr_hi = (uint32_t *)(&jr.input_ring[head]);
-	addr_lo = (uint32_t *)(&jr.input_ring[head]) + 1;
+	addr_hi = (uint32_t *)(&jr->input_ring[head]);
+	addr_lo = (uint32_t *)(&jr->input_ring[head]) + 1;
 #endif /* ifdef CONFIG_SYS_FSL_SEC_LE */
 
 	sec_out32(addr_hi, (uint32_t)(desc_phys_addr >> 32));
@@ -217,21 +234,21 @@ static int jr_enqueue(uint32_t *desc_addr,
 
 #else
 	/* Write the 32 bit Descriptor address on Input Ring. */
-	sec_out32(&jr.input_ring[head], desc_phys_addr);
+	sec_out32(&jr->input_ring[head], desc_phys_addr);
 #endif /* ifdef CONFIG_PHYS_64BIT */
 
-	start = (unsigned long)&jr.input_ring[head] & ~(ARCH_DMA_MINALIGN - 1);
-	end = ALIGN((unsigned long)&jr.input_ring[head] +
+	start = (unsigned long)&jr->input_ring[head] & ~(ARCH_DMA_MINALIGN - 1);
+	end = ALIGN((unsigned long)&jr->input_ring[head] +
 		     sizeof(dma_addr_t), ARCH_DMA_MINALIGN);
 	flush_dcache_range(start, end);
 
-	jr.head = (head + 1) & (jr.size - 1);
+	jr->head = (head + 1) & (jr->size - 1);
 
 	/* Invalidate output ring */
-	start = (unsigned long)jr.output_ring &
+	start = (unsigned long)jr->output_ring &
 					~(ARCH_DMA_MINALIGN - 1);
-	end = ALIGN((unsigned long)jr.output_ring + jr.op_size,
-		     ARCH_DMA_MINALIGN);
+	end = ALIGN((unsigned long)jr->output_ring + jr->op_size,
+		    ARCH_DMA_MINALIGN);
 	invalidate_dcache_range(start, end);
 
 	sec_out32(&regs->irja, 1);
@@ -239,11 +256,12 @@ static int jr_enqueue(uint32_t *desc_addr,
 	return 0;
 }
 
-static int jr_dequeue(void)
+static int jr_dequeue(int sec_idx)
 {
-	struct jr_regs *regs = (struct jr_regs *)CONFIG_SYS_FSL_JR0_ADDR;
-	int head = jr.head;
-	int tail = jr.tail;
+	struct jr_regs *regs = (struct jr_regs *)SEC_JR0_ADDR(sec_idx);
+	struct jobring *jr = &jr0[sec_idx];
+	int head = jr->head;
+	int tail = jr->tail;
 	int idx, i, found;
 	void (*callback)(uint32_t status, void *arg);
 	void *arg = NULL;
@@ -253,7 +271,8 @@ static int jr_dequeue(void)
 	uint32_t *addr;
 #endif
 
-	while (sec_in32(&regs->orsf) && CIRC_CNT(jr.head, jr.tail, jr.size)) {
+	while (sec_in32(&regs->orsf) && CIRC_CNT(jr->head, jr->tail,
+						 jr->size)) {
 
 		found = 0;
 
@@ -264,11 +283,11 @@ static int jr_dequeue(void)
 		 * depend on endianness of SEC block.
 		 */
 	#ifdef CONFIG_SYS_FSL_SEC_LE
-		addr_lo = (uint32_t *)(&jr.output_ring[jr.tail].desc);
-		addr_hi = (uint32_t *)(&jr.output_ring[jr.tail].desc) + 1;
+		addr_lo = (uint32_t *)(&jr->output_ring[jr->tail].desc);
+		addr_hi = (uint32_t *)(&jr->output_ring[jr->tail].desc) + 1;
 	#elif defined(CONFIG_SYS_FSL_SEC_BE)
-		addr_hi = (uint32_t *)(&jr.output_ring[jr.tail].desc);
-		addr_lo = (uint32_t *)(&jr.output_ring[jr.tail].desc) + 1;
+		addr_hi = (uint32_t *)(&jr->output_ring[jr->tail].desc);
+		addr_lo = (uint32_t *)(&jr->output_ring[jr->tail].desc) + 1;
 	#endif /* ifdef CONFIG_SYS_FSL_SEC_LE */
 
 		op_desc = ((u64)sec_in32(addr_hi) << 32) |
@@ -276,15 +295,15 @@ static int jr_dequeue(void)
 
 	#else
 		/* Read the 32 bit Descriptor address from Output Ring. */
-		addr = (uint32_t *)&jr.output_ring[jr.tail].desc;
+		addr = (uint32_t *)&jr->output_ring[jr->tail].desc;
 		op_desc = sec_in32(addr);
 	#endif /* ifdef CONFIG_PHYS_64BIT */
 
-		uint32_t status = sec_in32(&jr.output_ring[jr.tail].status);
+		uint32_t status = sec_in32(&jr->output_ring[jr->tail].status);
 
-		for (i = 0; CIRC_CNT(head, tail + i, jr.size) >= 1; i++) {
-			idx = (tail + i) & (jr.size - 1);
-			if (op_desc == jr.info[idx].desc_phys_addr) {
+		for (i = 0; CIRC_CNT(head, tail + i, jr->size) >= 1; i++) {
+			idx = (tail + i) & (jr->size - 1);
+			if (op_desc == jr->info[idx].desc_phys_addr) {
 				found = 1;
 				break;
 			}
@@ -294,9 +313,9 @@ static int jr_dequeue(void)
 		if (!found)
 			return -1;
 
-		jr.info[idx].op_done = 1;
-		callback = (void *)jr.info[idx].callback;
-		arg = jr.info[idx].arg;
+		jr->info[idx].op_done = 1;
+		callback = (void *)jr->info[idx].callback;
+		arg = jr->info[idx].arg;
 
 		/* When the job on tail idx gets done, increment
 		 * tail till the point where job completed out of oredr has
@@ -304,14 +323,14 @@ static int jr_dequeue(void)
 		 */
 		if (idx == tail)
 			do {
-				tail = (tail + 1) & (jr.size - 1);
-			} while (jr.info[tail].op_done);
+				tail = (tail + 1) & (jr->size - 1);
+			} while (jr->info[tail].op_done);
 
-		jr.tail = tail;
-		jr.read_idx = (jr.read_idx + 1) & (jr.size - 1);
+		jr->tail = tail;
+		jr->read_idx = (jr->read_idx + 1) & (jr->size - 1);
 
 		sec_out32(&regs->orjr, 1);
-		jr.info[idx].op_done = 0;
+		jr->info[idx].op_done = 0;
 
 		callback(status, arg);
 	}
@@ -327,7 +346,7 @@ static void desc_done(uint32_t status, void *arg)
 	x->done = 1;
 }
 
-int run_descriptor_jr(uint32_t *desc)
+static inline int run_descriptor_jr_idx(uint32_t *desc, uint8_t sec_idx)
 {
 	unsigned long long timeval = get_ticks();
 	unsigned long long timeout = usec2ticks(CONFIG_SEC_DEQ_TIMEOUT);
@@ -336,7 +355,7 @@ int run_descriptor_jr(uint32_t *desc)
 
 	memset(&op, 0, sizeof(op));
 
-	ret = jr_enqueue(desc, desc_done, &op);
+	ret = jr_enqueue(desc, desc_done, &op, sec_idx);
 	if (ret) {
 		debug("Error in SEC enq\n");
 		ret = JQ_ENQ_ERR;
@@ -346,7 +365,7 @@ int run_descriptor_jr(uint32_t *desc)
 	timeval = get_ticks();
 	timeout = usec2ticks(CONFIG_SEC_DEQ_TIMEOUT);
 	while (op.done != 1) {
-		ret = jr_dequeue();
+		ret = jr_dequeue(sec_idx);
 		if (ret) {
 			debug("Error in SEC deq\n");
 			ret = JQ_DEQ_ERR;
@@ -368,20 +387,30 @@ out:
 	return ret;
 }
 
-int jr_reset(void)
+int run_descriptor_jr(uint32_t *desc)
+{
+	return run_descriptor_jr_idx(desc, 0);
+}
+
+static inline int jr_reset_sec(uint8_t sec_idx)
 {
-	if (jr_hw_reset() < 0)
+	if (jr_hw_reset(sec_idx) < 0)
 		return -1;
 
 	/* Clean up the jobring structure maintained by software */
-	jr_sw_cleanup();
+	jr_sw_cleanup(sec_idx);
 
 	return 0;
 }
 
-int sec_reset(void)
+int jr_reset(void)
 {
-	ccsr_sec_t *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR;
+	return jr_reset_sec(0);
+}
+
+static inline int sec_reset_idx(uint8_t sec_idx)
+{
+	ccsr_sec_t *sec = (void *)SEC_ADDR(sec_idx);
 	uint32_t mcfgr = sec_in32(&sec->mcfgr);
 	uint32_t timeout = 100000;
 
@@ -408,14 +437,13 @@ int sec_reset(void)
 	return 0;
 }
 
-static int instantiate_rng(void)
+static int instantiate_rng(uint8_t sec_idx)
 {
 	struct result op;
 	u32 *desc;
 	u32 rdsta_val;
 	int ret = 0;
-	ccsr_sec_t __iomem *sec =
-			(ccsr_sec_t __iomem *)CONFIG_SYS_FSL_SEC_ADDR;
+	ccsr_sec_t __iomem *sec = (ccsr_sec_t __iomem *)SEC_ADDR(sec_idx);
 	struct rng4tst __iomem *rng =
 			(struct rng4tst __iomem *)&sec->rng;
 
@@ -432,7 +460,7 @@ static int instantiate_rng(void)
 	flush_dcache_range((unsigned long)desc,
 			   (unsigned long)desc + size);
 
-	ret = run_descriptor_jr(desc);
+	ret = run_descriptor_jr_idx(desc, sec_idx);
 
 	if (ret)
 		printf("RNG: Instantiation failed with error %x\n", ret);
@@ -444,9 +472,14 @@ static int instantiate_rng(void)
 	return ret;
 }
 
-static u8 get_rng_vid(void)
+int sec_reset(void)
+{
+	return sec_reset_idx(0);
+}
+
+static u8 get_rng_vid(uint8_t sec_idx)
 {
-	ccsr_sec_t *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR;
+	ccsr_sec_t *sec = (void *)SEC_ADDR(sec_idx);
 	u32 cha_vid = sec_in32(&sec->chavid_ls);
 
 	return (cha_vid & SEC_CHAVID_RNG_LS_MASK) >> SEC_CHAVID_LS_RNG_SHIFT;
@@ -456,10 +489,9 @@ static u8 get_rng_vid(void)
  * By default, the TRNG runs for 200 clocks per sample;
  * 1200 clocks per sample generates better entropy.
  */
-static void kick_trng(int ent_delay)
+static void kick_trng(int ent_delay, uint8_t sec_idx)
 {
-	ccsr_sec_t __iomem *sec =
-			(ccsr_sec_t __iomem *)CONFIG_SYS_FSL_SEC_ADDR;
+	ccsr_sec_t __iomem *sec = (ccsr_sec_t __iomem *)SEC_ADDR(sec_idx);
 	struct rng4tst __iomem *rng =
 			(struct rng4tst __iomem *)&sec->rng;
 	u32 val;
@@ -486,11 +518,10 @@ static void kick_trng(int ent_delay)
 	sec_clrbits32(&rng->rtmctl, RTMCTL_PRGM);
 }
 
-static int rng_init(void)
+static int rng_init(uint8_t sec_idx)
 {
 	int ret, ent_delay = RTSDCTL_ENT_DLY_MIN;
-	ccsr_sec_t __iomem *sec =
-			(ccsr_sec_t __iomem *)CONFIG_SYS_FSL_SEC_ADDR;
+	ccsr_sec_t __iomem *sec = (ccsr_sec_t __iomem *)SEC_ADDR(sec_idx);
 	struct rng4tst __iomem *rng =
 			(struct rng4tst __iomem *)&sec->rng;
 
@@ -509,7 +540,7 @@ static int rng_init(void)
 		 * Also, if a handle was instantiated, do not change
 		 * the TRNG parameters.
 		 */
-		kick_trng(ent_delay);
+		kick_trng(ent_delay, sec_idx);
 		ent_delay += 400;
 		/*
 		 * if instantiate_rng(...) fails, the loop will rerun
@@ -518,7 +549,7 @@ static int rng_init(void)
 		 * interval, leading to a sucessful initialization of
 		 * the RNG.
 		 */
-		ret = instantiate_rng();
+		ret = instantiate_rng(sec_idx);
 	} while ((ret == -1) && (ent_delay < RTSDCTL_ENT_DLY_MAX));
 	if (ret) {
 		printf("RNG: Failed to instantiate RNG\n");
@@ -531,9 +562,9 @@ static int rng_init(void)
 	return ret;
 }
 
-int sec_init(void)
+int sec_init_idx(uint8_t sec_idx)
 {
-	ccsr_sec_t *sec = (void *)CONFIG_SYS_FSL_SEC_ADDR;
+	ccsr_sec_t *sec = (void *)SEC_ADDR(sec_idx);
 	uint32_t mcr = sec_in32(&sec->mcfgr);
 	int ret = 0;
 
@@ -543,6 +574,11 @@ int sec_init(void)
 	uint32_t liodn_s;
 #endif
 
+	if (!(sec_idx < CONFIG_SYS_FSL_MAX_NUM_OF_SEC)) {
+		printf("SEC initialization failed\n");
+		return -1;
+	}
+
 	/*
 	 * Modifying CAAM Read/Write Attributes
 	 * For LS2080A
@@ -568,7 +604,7 @@ int sec_init(void)
 	liodn_s = (liodnr & JRSLIODN_MASK) >> JRSLIODN_SHIFT;
 #endif
 
-	ret = jr_init();
+	ret = jr_init(sec_idx);
 	if (ret < 0) {
 		printf("SEC initialization failed\n");
 		return -1;
@@ -582,13 +618,18 @@ int sec_init(void)
 	pamu_enable();
 #endif
 
-	if (get_rng_vid() >= 4) {
-		if (rng_init() < 0) {
-			printf("RNG instantiation failed\n");
+	if (get_rng_vid(sec_idx) >= 4) {
+		if (rng_init(sec_idx) < 0) {
+			printf("SEC%u: RNG instantiation failed\n", sec_idx);
 			return -1;
 		}
-		printf("SEC: RNG instantiated\n");
+		printf("SEC%u: RNG instantiated\n", sec_idx);
 	}
 
 	return ret;
 }
+
+int sec_init(void)
+{
+	return sec_init_idx(0);
+}
diff --git a/drivers/crypto/fsl/jr.h b/drivers/crypto/fsl/jr.h
index 1642dbbf4c..d897e572d6 100644
--- a/drivers/crypto/fsl/jr.h
+++ b/drivers/crypto/fsl/jr.h
@@ -90,6 +90,9 @@ struct jobring {
 	/* This ring can be on the stack */
 	struct jr_info info[JR_SIZE];
 	struct op_ring *output_ring;
+	/* Offset in CCSR to the SEC engine to which this JR belongs */
+	uint32_t sec_offset;
+
 };
 
 struct result {