crypto/fsl: Add support for CAAM Job ring driver model
added device tree support for job ring driver.
sec is initialized based on job ring information processed
from device tree.
Signed-off-by: Gaurav Jain <gaurav.jain@nxp.com>
Reviewed-by: Ye Li <ye.li@nxp.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/crypto/fsl/jr.h b/drivers/crypto/fsl/jr.h
index 1047aa7..3eb7be7 100644
--- a/drivers/crypto/fsl/jr.h
+++ b/drivers/crypto/fsl/jr.h
@@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2008-2014 Freescale Semiconductor, Inc.
+ * Copyright 2021 NXP
*
*/
@@ -8,7 +9,9 @@
#define __JR_H
#include <linux/compiler.h>
+#include "fsl_sec.h"
#include "type.h"
+#include <misc.h>
#define JR_SIZE 4
/* Timeout currently defined as 10 sec */
@@ -35,12 +38,21 @@
#define JRSLIODN_SHIFT 0
#define JRSLIODN_MASK 0x00000fff
-#define JQ_DEQ_ERR -1
-#define JQ_DEQ_TO_ERR -2
-#define JQ_ENQ_ERR -3
+#define JRDID_MS_PRIM_DID BIT(0)
+#define JRDID_MS_PRIM_TZ BIT(4)
+#define JRDID_MS_TZ_OWN BIT(15)
+
+#define JQ_DEQ_ERR (-1)
+#define JQ_DEQ_TO_ERR (-2)
+#define JQ_ENQ_ERR (-3)
#define RNG4_MAX_HANDLES 2
+enum {
+ /* Run caam jobring descriptor(in buf) */
+ CAAM_JR_RUN_DESC,
+};
+
struct op_ring {
caam_dma_addr_t desc;
uint32_t status;
@@ -102,6 +114,19 @@
uint32_t status;
};
+/*
+ * struct caam_regs - CAAM initialization register interface
+ *
+ * Interface to caam memory map, jobring register, jobring storage.
+ */
+struct caam_regs {
+ ccsr_sec_t *sec; /*caam initialization registers*/
+ struct jr_regs *regs; /*jobring configuration registers*/
+ u8 jrid; /*id to identify a jobring*/
+ /*Private sub-storage for a single JobR*/
+ struct jobring jr[CONFIG_SYS_FSL_MAX_NUM_OF_SEC];
+};
+
void caam_jr_strstatus(u32 status);
int run_descriptor_jr(uint32_t *desc);