linux-imx

/*

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * Copyright (C) 2014 ARM Limited

 */

​

#include <linux/ctype.h>

#include <linux/hrtimer.h>

#include <linux/idr.h>

#include <linux/interrupt.h>

#include <linux/io.h>

#include <linux/module.h>

#include <linux/mod_devicetable.h>

#include <linux/perf_event.h>

#include <linux/platform_device.h>

#include <linux/slab.h>

​

#define CCN_NUM_XP_PORTS 2

#define CCN_NUM_VCS 4

#define CCN_NUM_REGIONS 256

#define CCN_REGION_SIZE 0x10000

​

#define CCN_ALL_OLY_ID          0xff00

#define CCN_ALL_OLY_ID__OLY_ID__SHIFT           0

#define CCN_ALL_OLY_ID__OLY_ID__MASK            0x1f

#define CCN_ALL_OLY_ID__NODE_ID__SHIFT          8

#define CCN_ALL_OLY_ID__NODE_ID__MASK           0x3f

​

#define CCN_MN_ERRINT_STATUS        0x0008

#define CCN_MN_ERRINT_STATUS__INTREQ__DESSERT       0x11

#define CCN_MN_ERRINT_STATUS__ALL_ERRORS__ENABLE    0x02

#define CCN_MN_ERRINT_STATUS__ALL_ERRORS__DISABLED  0x20

#define CCN_MN_ERRINT_STATUS__ALL_ERRORS__DISABLE   0x22

#define CCN_MN_ERRINT_STATUS__CORRECTED_ERRORS_ENABLE   0x04

#define CCN_MN_ERRINT_STATUS__CORRECTED_ERRORS_DISABLED 0x40

#define CCN_MN_ERRINT_STATUS__CORRECTED_ERRORS_DISABLE  0x44

#define CCN_MN_ERRINT_STATUS__PMU_EVENTS__ENABLE    0x08

#define CCN_MN_ERRINT_STATUS__PMU_EVENTS__DISABLED  0x80

#define CCN_MN_ERRINT_STATUS__PMU_EVENTS__DISABLE   0x88

#define CCN_MN_OLY_COMP_LIST_63_0   0x01e0

#define CCN_MN_ERR_SIG_VAL_63_0     0x0300

#define CCN_MN_ERR_SIG_VAL_63_0__DT         (1 << 1)

​

#define CCN_DT_ACTIVE_DSM       0x0000

#define CCN_DT_ACTIVE_DSM__DSM_ID__SHIFT(n)     ((n) * 8)

#define CCN_DT_ACTIVE_DSM__DSM_ID__MASK         0xff

#define CCN_DT_CTL          0x0028

#define CCN_DT_CTL__DT_EN               (1 << 0)

#define CCN_DT_PMEVCNT(n)       (0x0100 + (n) * 0x8)

#define CCN_DT_PMCCNTR          0x0140

#define CCN_DT_PMCCNTRSR        0x0190

#define CCN_DT_PMOVSR           0x0198

#define CCN_DT_PMOVSR_CLR       0x01a0

#define CCN_DT_PMOVSR_CLR__MASK             0x1f

#define CCN_DT_PMCR         0x01a8

#define CCN_DT_PMCR__OVFL_INTR_EN           (1 << 6)

#define CCN_DT_PMCR__PMU_EN             (1 << 0)

#define CCN_DT_PMSR         0x01b0

#define CCN_DT_PMSR_REQ         0x01b8

#define CCN_DT_PMSR_CLR         0x01c0

​

#define CCN_HNF_PMU_EVENT_SEL       0x0600

#define CCN_HNF_PMU_EVENT_SEL__ID__SHIFT(n)     ((n) * 4)

#define CCN_HNF_PMU_EVENT_SEL__ID__MASK         0xf

​

#define CCN_XP_DT_CONFIG        0x0300

#define CCN_XP_DT_CONFIG__DT_CFG__SHIFT(n)      ((n) * 4)

#define CCN_XP_DT_CONFIG__DT_CFG__MASK          0xf

#define CCN_XP_DT_CONFIG__DT_CFG__PASS_THROUGH      0x0

#define CCN_XP_DT_CONFIG__DT_CFG__WATCHPOINT_0_OR_1 0x1

#define CCN_XP_DT_CONFIG__DT_CFG__WATCHPOINT(n)     (0x2 + (n))

#define CCN_XP_DT_CONFIG__DT_CFG__XP_PMU_EVENT(n)   (0x4 + (n))

#define CCN_XP_DT_CONFIG__DT_CFG__DEVICE_PMU_EVENT(d, n) (0x8 + (d) * 4 + (n))

#define CCN_XP_DT_INTERFACE_SEL     0x0308

#define CCN_XP_DT_INTERFACE_SEL__DT_IO_SEL__SHIFT(n)    (0 + (n) * 8)

#define CCN_XP_DT_INTERFACE_SEL__DT_IO_SEL__MASK    0x1

#define CCN_XP_DT_INTERFACE_SEL__DT_DEV_SEL__SHIFT(n)   (1 + (n) * 8)

#define CCN_XP_DT_INTERFACE_SEL__DT_DEV_SEL__MASK   0x1

#define CCN_XP_DT_INTERFACE_SEL__DT_VC_SEL__SHIFT(n)    (2 + (n) * 8)

#define CCN_XP_DT_INTERFACE_SEL__DT_VC_SEL__MASK    0x3

#define CCN_XP_DT_CMP_VAL_L(n)      (0x0310 + (n) * 0x40)

#define CCN_XP_DT_CMP_VAL_H(n)      (0x0318 + (n) * 0x40)

#define CCN_XP_DT_CMP_MASK_L(n)     (0x0320 + (n) * 0x40)

#define CCN_XP_DT_CMP_MASK_H(n)     (0x0328 + (n) * 0x40)

#define CCN_XP_DT_CONTROL       0x0370