+++ /dev/null
-/****************************************************************************
- *
- * Copyright 2016 Samsung Electronics All Rights Reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
- * either express or implied. See the License for the specific
- * language governing permissions and limitations under the License.
- *
- ****************************************************************************/
-/****************************************************************************
- * arch/arm/src/s5j/s5j_mct.c
- *
- * Copyright (C) 2013-2014 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <gnutt@nuttx.org>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name NuttX nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- ****************************************************************************/
-/****************************************************************************
- * Included Files
- ****************************************************************************/
-
-#include <stdio.h>
-#include <stddef.h>
-#include <sys/types.h>
-#include <string.h>
-
-#include <arch/chip/chip_types.h>
-#include <arch/irq.h>
-#include <chip.h>
-#include <tinyara/clock.h>
-
-/****************************************************************************
- * Private Functions
- ****************************************************************************/
-
-/****************************************************************************
- * Pre-processor Definitions
- ****************************************************************************/
-#define CFG (0x000)
-#define G_CNT_L (0x100)
-#define G_CNT_U (0x104)
-#define G_CNT_WSTAT (0x110)
-#define G_COMP_L(x) (x)
-#define G_COMP_U(x) (4 + x)
-#define G_COMP_ADD_INCR(x) (8 + x)
-#define G_TCON (0x240)
-#define G_INT_CSTAT (0x244)
-#define G_INT_ENB (0x248)
-#define G_WSTAT (0x24C)
-
-#define L_MASK (0xffffff00)
-
-#define L_TCNTB(x) (x + 0x00)
-#define L_TCNTO(x) (x + 0x04)
-#define L_ICNTB(x) (x + 0x08)
-#define L_ICNTO(x) (x + 0x0C)
-#define L_FRCNTB(x) (x + 0x10)
-#define L_FRCNTO(x) (x + 0x14)
-#define L_TCON(x) (x + 0x20)
-#define L_INT_CSTAT(x) (x + 0x30)
-#define L_INT_ENB(x) (x + 0x34)
-#define L_WSTAT(x) (x + 0x40)
-
-#define G_TCON_START_FRC (1 << 8)
-
-#define G_TCON_AUTO_INCR_ENABLE(x) (1 << ((2 * x) + 1))
-#define G_TCON_COMP_ENABLE(x) (1 << ((2 * x) + 0))
-
-#define L_TCON_FRC_START (1 << 3)
-#define L_TCON_INTERVAL_MODE (1 << 2)
-#define L_TCON_INT_START (1 << 1)
-#define L_TCON_TIMER_START (1 << 0)
-
-#define WSTAT_G_CNT_U (1 << 1)
-#define WSTAT_G_CNT_L (1 << 0)
-
-#define WSTAT_G_COMP_ADD_INCR(x) (1 << ((x * 4) + 2))
-#define WSTAT_G_COMP_U(x) (1 << ((x * 4) + 1))
-#define WSTAT_G_COMP_L(x) (1 << ((x * 4) + 0))
-
-#define WSTAT_G_TCON (1 << 16)
-
-#define WSTAT_L_TCON (1 << 3)
-#define WSTAT_L_FRCCNTB (1 << 2)
-#define WSTAT_L_ICNTB (1 << 1)
-#define WSTAT_L_TCNTB (1 << 0)
-
-#define G_INT_OFFS(x) ((x>>4)&0xf)
-
-#define mct_check_wstat(wstat, mct_id) \
-do { \
- if (__raw_readl(mct_base + wstat) & mct_id) { \
- __raw_writel(mct_id, mct_base + wstat); \
- break; \
- } \
-} while (1)
-
-/****************************************************************************
- * Private Types
- ****************************************************************************/
-
-/****************************************************************************
- * Private Data
- ****************************************************************************/
-
-static volatile bool bmct_init;
-static const u32 clk_rate = CONFIG_FIN_HZ;
-static u32 divided_clk_rate = 1;
-void *mct_base = (void *)MCT0_BASE;
-
-/****************************************************************************
- * Public Data
- ****************************************************************************/
-
-/****************************************************************************
- * Private Functions
- ****************************************************************************/
-
-/****************************************************************************
- * Public Functions
- ****************************************************************************/
-
-/****************************************************************************
-* Name: s5j_mct_local_int_ctrl
-*
-* Description:
-* Local timer interrupt control.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-* flag - interrupt enable/disable: LINT_NONE, LINT_INT, LINT_FRC.
-*
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_int_ctrl(MCT_CHANNEL mct_id, MCT_LINT flag)
-{
- Assert(mct_id >= MCT_L0);
- __raw_writel(flag, mct_base + L_INT_ENB(mct_id));
-}
-
-/****************************************************************************
-* Name: s5j_mct_global_get_cmp_cnt
-*
-* Description:
-* Get Global timer channel current compare value.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-*
-* Returned Value:
-* Compare value
-*
-****************************************************************************/
-u64 s5j_mct_global_get_comp_cnt(MCT_CHANNEL mct_id)
-{
- u32 low, high;
-
- Assert(mct_id <= MCT_G3);
-
- low = __raw_readl(mct_base + G_COMP_L(mct_id));
- high = __raw_readl(mct_base + G_COMP_U(mct_id));
-
- return (u64)(((u64) high << 32) | low);
-}
-
-/****************************************************************************
-* Name: s5j_mct_global_get_auto_incr
-*
-* Description:
-* Get Global timer channel auto increment value.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-*
-* Returned Value:
-* Increment value
-*
-****************************************************************************/
-u32 s5j_mct_global_get_auto_incr(MCT_CHANNEL mct_id)
-{
- Assert(mct_id <= MCT_G3);
- return (u32)(__raw_readl(mct_base + G_COMP_ADD_INCR(mct_id)));
-}
-
-/****************************************************************************
-* Name: s5j_mct_global_set_auto_incr
-*
-* Description:
-* Global timer channel compare value auto increment set.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-* count - increment value
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_global_set_auto_incr(MCT_CHANNEL mct_id, u32 count)
-{
- Assert(mct_id <= MCT_G3);
-
- if (count == s5j_mct_global_get_auto_incr(mct_id)) {
- return;
- }
-
- __raw_writel(count, mct_base + G_COMP_ADD_INCR(mct_id));
- mct_check_wstat(G_WSTAT, WSTAT_G_COMP_ADD_INCR(mct_id));
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_set_int_cnt_auto
-*
-* Description:
-* Set Local interrupt counter value after counter reaches 0 value.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-* count - initial value
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_set_int_cnt_auto(MCT_CHANNEL mct_id, u32 count)
-{
- Assert(mct_id >= MCT_L0);
- /* clear manual update bit (ICNTB[31]) */
- count &= ~(1 << 31);
- __raw_writel(count, mct_base + L_ICNTB(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_ICNTB);
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_set_int_cnt_manual
-*
-* Description:
-* Set Local interrupt counter value immediately.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-* count - initial value
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_set_int_cnt_manual(MCT_CHANNEL mct_id, u32 count)
-{
- Assert(mct_id >= MCT_L0);
- /* set manual update bit (ICNTB[31]) */
- count |= 1 << 31;
- __raw_writel(count, mct_base + L_ICNTB(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_ICNTB);
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_set_tick_cnt
-*
-* Description:
-* Set Local TICK counter value
-*
-* Input Parameters:
-* mct_id - mct timer ID
-* count - initial value
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_set_tick_cnt(MCT_CHANNEL mct_id, u32 count)
-{
- Assert(mct_id >= MCT_L0);
- __raw_writel(count, mct_base + L_TCNTB(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_TCNTB);
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_get_int_cnt
-*
-* Description:
-* Return current Local interrupt counter value
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* counter value.
-*
-****************************************************************************/
-u32 s5j_mct_local_get_int_cnt(MCT_CHANNEL mct_id)
-{
- Assert(mct_id >= MCT_L0);
- return (u32)(__raw_readl(mct_base + L_ICNTO(mct_id)) & 0x7FFFFFFF);
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_get_tick_cnt
-*
-* Description:
-* Return current Local TICK counter value
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* counter value.
-*
-****************************************************************************/
-u32 s5j_mct_local_get_tick_cnt(MCT_CHANNEL mct_id)
-{
- Assert(mct_id >= MCT_L0);
- return (u32) __raw_readl(mct_base + L_TCNTO(mct_id));
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_set_frc_cnt
-*
-* Description:
-* Set Local FRC counter value.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-* count - value to set
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_set_frc_cnt(MCT_CHANNEL mct_id, u32 count)
-{
- Assert(mct_id >= MCT_L0);
- __raw_writel(count, mct_base + L_FRCNTB(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_FRCCNTB);
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_get_frc_cnt
-*
-* Description:
-* Return current Local FRC counter value
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* counter value.
-*
-****************************************************************************/
-u32 s5j_mct_local_get_frc_cnt(MCT_CHANNEL mct_id)
-{
- Assert(mct_id >= MCT_L0);
- return (u32) __raw_readl(mct_base + L_FRCNTO(mct_id));
-}
-
-/****************************************************************************
-* Name: s5j_mct_ispending
-*
-* Description:
-* Check if selected MCT interrupt is pending or not.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* true - pending, false - not pending.
-*
-****************************************************************************/
-bool s5j_mct_ispending(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- if (mct_id > MCT_G3) {
- reg = __raw_readl(mct_base + L_INT_CSTAT(mct_id)) & 3;
- } else {
- reg = __raw_readl(mct_base + G_INT_CSTAT) & (1 << G_INT_OFFS(mct_id));
- }
-
- if (!reg) {
- return false;
- } else {
- return true;
- }
-}
-
-/****************************************************************************
-* Name: s5j_mct_global_start_frc
-*
-* Description:
-* Start global FRC counter
-*
-* Input Parameters:
-* None
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_global_start_frc(void)
-{
- uregister reg;
-
- reg = __raw_readl(mct_base + G_TCON);
- reg |= (1 << 8);
- __raw_writel(reg, mct_base + G_TCON);
- mct_check_wstat(G_WSTAT, WSTAT_G_TCON);
-}
-
-/****************************************************************************
-* Name: s5j_mct_global_stop_frc
-*
-* Description:
-* Stop global FRC counter
-*
-* Input Parameters:
-* None
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_global_stop_frc(void)
-{
- uregister reg;
-
- reg = __raw_readl(mct_base + G_TCON);
- if (reg & G_TCON_START_FRC) {
- reg &= ~(G_TCON_START_FRC);
- __raw_writel(reg, mct_base + G_TCON);
- mct_check_wstat(G_WSTAT, WSTAT_G_TCON);
- }
-}
-
-/****************************************************************************
-* Name: s5j_mct_global_set_frc_cnt
-*
-* Description:
-* Preset initial value of global FRC
-*
-* Input Parameters:
-* count - initial value
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_global_set_frc_cnt(cycle_t count)
-{
- u32 low, high;
-
- if (count == s5j_mct_global_get_frc_cnt()) {
- return;
- }
-
- high = (u32)((count >> 32) & 0xFFFFFFFF);
- low = (u32)(count & 0xFFFFFFFF);
-
- __raw_writel(high, mct_base + G_CNT_U);
- mct_check_wstat(G_CNT_WSTAT, WSTAT_G_CNT_U);
-
- __raw_writel(low, mct_base + G_CNT_L);
- mct_check_wstat(G_CNT_WSTAT, WSTAT_G_CNT_L);
-}
-
-/****************************************************************************
-* Name: s5j_mct_clk_rate
-*
-* Description:
-* Set MCT prescaler/divider values.
-*
-* Input Parameters:
-* prescaler - precsaler value
-* divider - divider value
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_clk_rate(u32 prescaler, eMCT_DIVIDER divider)
-{
- u32 reg;
-
- divided_clk_rate = clk_rate / (prescaler + 1) / (1 << divider);
-
- reg = __raw_readl(mct_base + CFG);
- reg = (reg & ~(0xFF << 0)) | (prescaler << 0);
- reg = (reg & ~(0x7 << 8)) | (divider << 8);
- __raw_writel(reg, mct_base + CFG);
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_set_interval
-*
-* Description:
-* Local timer enambe autoreload mode.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_set_interval(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- Assert(mct_id >= MCT_L0);
-
- reg = __raw_readl(mct_base + L_TCON(mct_id));
- if (!(reg & L_TCON_INTERVAL_MODE)) {
- reg |= L_TCON_INTERVAL_MODE;
- __raw_writel(reg, mct_base + L_TCON(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_TCON);
- }
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_clear_interval
-*
-* Description:
-* Local timer disable autoreload mode.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_clear_interval(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- Assert(mct_id >= MCT_L0);
-
- reg = __raw_readl(mct_base + L_TCON(mct_id));
- if (reg & L_TCON_INTERVAL_MODE) {
- reg &= ~(L_TCON_INTERVAL_MODE);
- __raw_writel(reg, mct_base + L_TCON(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_TCON);
- }
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_start_int
-*
-* Description:
-* Start Local timer interrupt counter.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_start_int(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- Assert(mct_id >= MCT_L0);
-
- reg = __raw_readl(mct_base + L_TCON(mct_id));
- if (!(reg & L_TCON_INT_START)) {
- reg |= L_TCON_INT_START;
- __raw_writel(reg, mct_base + L_TCON(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_TCON);
- }
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_stop_int
-*
-* Description:
-* Stop Local timer interrupt counter.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_stop_int(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- Assert(mct_id >= MCT_L0);
-
- reg = __raw_readl(mct_base + L_TCON(mct_id));
- if (reg & L_TCON_INT_START) {
- reg &= ~(L_TCON_INT_START);
- __raw_writel(reg, mct_base + L_TCON(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_TCON);
- }
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_start_timer
-*
-* Description:
-* Start Local timer tick counter.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_start_timer(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- Assert(mct_id >= MCT_L0);
-
- reg = __raw_readl(mct_base + L_TCON(mct_id));
- if (!(reg & L_TCON_TIMER_START)) {
- reg |= L_TCON_TIMER_START;
- __raw_writel(reg, mct_base + L_TCON(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_TCON);
- }
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_stop_timer
-*
-* Description:
-* Stop Local timer tick counter.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_stop_timer(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- Assert(mct_id >= MCT_L0);
-
- reg = __raw_readl(mct_base + L_TCON(mct_id));
- if (reg & L_TCON_TIMER_START) {
- reg &= ~(L_TCON_TIMER_START);
- __raw_writel(reg, mct_base + L_TCON(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_TCON);
- }
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_start_frc
-*
-* Description:
-* Start Local timer FRC counter.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_start_frc(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- reg = __raw_readl(mct_base + L_TCON(mct_id));
- if (!(reg & L_TCON_FRC_START)) {
- reg |= L_TCON_FRC_START;
- __raw_writel(reg, mct_base + L_TCON(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_TCON);
- }
-}
-
-/****************************************************************************
-* Name: s5j_mct_local_stop_frc
-*
-* Description:
-* Stop Local timer FRC counter.
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_local_stop_frc(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- reg = __raw_readl(mct_base + L_TCON(mct_id));
- if (reg & L_TCON_FRC_START) {
- reg &= ~(L_TCON_FRC_START);
- __raw_writel(reg, mct_base + L_TCON(mct_id));
- mct_check_wstat(L_WSTAT(mct_id), WSTAT_L_TCON);
- }
-}
-
-/****************************************************************************
-* Name: s5j_mct_global_enable_int
-*
-* Description:
-* Enable interrupt for global counter channel
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_global_enable_int(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- Assert(mct_id <= MCT_G3);
-
- reg = __raw_readl(mct_base + G_INT_ENB);
- reg |= 1 << G_INT_OFFS(mct_id);
- __raw_writel(reg, mct_base + G_INT_ENB);
-}
-
-/****************************************************************************
-* Name: s5j_mct_global_disable_int
-*
-* Description:
-* Disable interrupt for global counter channel
-*
-* Input Parameters:
-* mct_id - mct timer ID
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_global_disable_int(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- Assert(mct_id <= MCT_G3);
-
- reg = __raw_readl(mct_base + G_INT_ENB);
- reg &= ~(1 << G_INT_OFFS(mct_id));
- __raw_writel(reg, mct_base + G_INT_ENB);
-}
-
-/****************************************************************************
-* Name: s5j_mct_global_set_comp_cnt
-*
-* Description:
-* Sets Compare value for global times channel
-*
-* Input Parameters:
-* mct_id - mct timer ID
-* count - 64 bit unsigned value for compare with FRC
-*
-* Returned Value:
-* None
-*
-****************************************************************************/
-void s5j_mct_global_set_comp_cnt(MCT_CHANNEL mct_id, u64 count)
-{
- u32 low, high;
-
- Assert(mct_id <= MCT_G3);
-
- if (count == s5j_mct_global_get_comp_cnt(mct_id)) {
- return;
- }
-
- low = (u32)(count & 0xFFFFFFFF);
- high = (u32)((count >> 32) & 0xFFFFFFFF);
-
- __raw_writel(low, mct_base + G_COMP_L(mct_id));
- mct_check_wstat(G_WSTAT, WSTAT_G_COMP_L(mct_id));
- __raw_writel(high, mct_base + G_COMP_U(mct_id));
- mct_check_wstat(G_WSTAT, WSTAT_G_COMP_U(mct_id));
-}
-
-/****************************************************************************
- * Name: s5j_mct_global_get_frc_cnt
- *
- * Description:
- * Returns current Free Running Counter value
- *
- * Input Parameters:
- * None
- *
- * Returned Value:
- * 64 bit value of FRC
- *
- ****************************************************************************/
-
-cycle_t s5j_mct_global_get_frc_cnt(void)
-{
- cycle_t count;
- u32 low, high, high1;
-
- high = __raw_readl(mct_base + G_CNT_U);
- low = __raw_readl(mct_base + G_CNT_L);
- high1 = __raw_readl(mct_base + G_CNT_U);
- if (high != high1) {
- low = __raw_readl(mct_base + G_CNT_L);
- }
-
- count = (cycle_t) low;
- if (sizeof(cycle_t) > sizeof(u32)) {
- count |= ((cycle_t) high1 << 32);
- }
-
- return count;
-}
-
-/****************************************************************************
- * Name: s5j_mct_global_disable_comp
- *
- * Description:
- * Disable compare operation for selected global timer
- *
- * Input Parameters:
- * mct_id - mct timer ID
- *
- * Returned Value:
- * None
- *
- ****************************************************************************/
-
-void s5j_mct_global_disable_comp(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- Assert(mct_id <= MCT_G3);
-
- reg = __raw_readl(mct_base + G_TCON);
- if (reg & G_TCON_COMP_ENABLE(mct_id)) {
- reg &= ~(1 << (G_INT_OFFS(mct_id) * 2));
- __raw_writel(reg, mct_base + G_TCON);
- mct_check_wstat(G_WSTAT, WSTAT_G_TCON);
- }
-}
-
-/****************************************************************************
- * Name: s5j_mct_global_enable_comp
- *
- * Description:
- * Enable compare operation for selected global timer
- *
- * Input Parameters:
- * mct_id - mct timer ID
- *
- * Returned Value:
- * None
- *
- ****************************************************************************/
-
-void s5j_mct_global_enable_comp(MCT_CHANNEL mct_id)
-{
- uregister reg;
-
- reg = __raw_readl(mct_base + G_TCON);
- if (!(reg & G_TCON_COMP_ENABLE(mct_id))) {
- reg |= G_TCON_COMP_ENABLE(mct_id);
- __raw_writel(reg, mct_base + G_TCON);
- mct_check_wstat(G_WSTAT, WSTAT_G_TCON);
- }
-}
-
-/****************************************************************************
- * Name: s5j_mct_reset
- *
- * Description:
- * Stops operationof selected MCT timer.
- *
- * Input Parameters:
- * mct_id - mct timer ID
- *
- * Returned Value:
- * None
- *
- ****************************************************************************/
-void s5j_mct_reset(MCT_CHANNEL mct_id)
-{
-
- s5j_mct_clear_pending(mct_id);
-
- if (mct_id <= MCT_G3) {
- s5j_mct_global_disable_comp(mct_id);
- s5j_mct_global_disable_int(mct_id);
- s5j_mct_global_set_auto_incr(mct_id, 0);
- s5j_mct_global_set_comp_cnt(mct_id, 0);
- } else {
- s5j_mct_local_int_ctrl(mct_id, LINT_NONE);
- s5j_mct_local_stop_frc(mct_id);
- s5j_mct_local_stop_timer(mct_id);
- s5j_mct_local_stop_int(mct_id);
- s5j_mct_local_clear_interval(mct_id);
- s5j_mct_local_set_tick_cnt(mct_id, 0);
- s5j_mct_local_set_int_cnt_manual(mct_id, 0);
- }
-}
-
-/****************************************************************************
- * Name: s5j_mct_clear_pending
- *
- * Description:
- * Clear pending interript flag.
- *
- * Input Parameters:
- * mct_id - mct timer ID
- *
- * Returned Value:
- * None
- *
- ****************************************************************************/
-void s5j_mct_clear_pending(MCT_CHANNEL mct_id)
-{
- if (mct_id > MCT_G3) {
- __raw_writel(3, mct_base + L_INT_CSTAT(mct_id));
- } else {
- __raw_writel(1 << G_INT_OFFS(mct_id), mct_base + G_INT_CSTAT);
- }
-}
+++ /dev/null
-/****************************************************************************
- *
- * Copyright 2016 Samsung Electronics All Rights Reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
- * either express or implied. See the License for the specific
- * language governing permissions and limitations under the License.
- *
- ****************************************************************************/
-/****************************************************************************
- * arch/arm/src/s5j/s5j_mct.h
- *
- * Copyright (C) 2013-2014 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <gnutt@nuttx.org>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name NuttX nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- ****************************************************************************/
-#ifndef __ARCH_ARM_SRC_S5J_S5J_MCT_H__
-#define __ARCH_ARM_SRC_S5J_S5J_MCT_H__
-
-/****************************************************************************
- * Included Files
- ****************************************************************************/
-#include <stddef.h>
-#include <sys/types.h>
-#include <string.h>
-#include <arch/chip/chip_types.h>
-
-/****************************************************************************
- * Private Types
- ****************************************************************************/
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef enum {
- MCT_G0 = 0x200,
- MCT_G1 = 0x210,
- MCT_G2 = 0x220,
- MCT_G3 = 0x230,
- MCT_L0 = 0x300,
- MCT_L1 = 0x400,
- MCT_L2 = 0x500,
- MCT_L3 = 0x600,
-} MCT_CHANNEL;
-
-typedef enum {
- LINT_NONE = 0,
- LINT_INT = 1,
- LINT_FRC = 2,
- LINT_FRC_INT = 3,
-} MCT_LINT;
-
-typedef enum {
- eDIVIDER_1 = 0,
- eDIVIDER_2,
- eDIVIDER_4,
- eDIVIDER_8,
- eDIVIDER_16,
- eDIVIDER_MAX,
-} eMCT_DIVIDER;
-
-/****************************************************************************
- * Public Functions
- ****************************************************************************/
-void s5j_mct_local_int_ctrl(MCT_CHANNEL mct_id, MCT_LINT flag);
-u64 s5j_mct_global_get_comp_cnt(MCT_CHANNEL mct_id);
-u32 s5j_mct_global_get_auto_incr(MCT_CHANNEL mct_id);
-void s5j_mct_global_set_auto_incr(MCT_CHANNEL mct_id, u32 count);
-void s5j_mct_local_set_int_cnt_auto(MCT_CHANNEL mct_id, u32 count);
-void s5j_mct_local_set_int_cnt_manual(MCT_CHANNEL mct_id, u32 count);
-void s5j_mct_local_set_tick_cnt(MCT_CHANNEL mct_id, u32 count);
-u32 s5j_mct_local_get_int_cnt(MCT_CHANNEL mct_id);
-u32 s5j_mct_local_get_tick_cnt(MCT_CHANNEL mct_id);
-void s5j_mct_local_set_frc_cnt(MCT_CHANNEL mct_id, u32 count);
-u32 s5j_mct_local_get_frc_cnt(MCT_CHANNEL mct_id);
-bool s5j_mct_ispending(MCT_CHANNEL mct_id);
-void s5j_mct_global_start_frc(void);
-void s5j_mct_global_stop_frc(void);
-void s5j_mct_global_set_frc_cnt(cycle_t count);
-void s5j_mct_clk_rate(u32 prescaler, eMCT_DIVIDER divider);
-void s5j_mct_local_set_interval(MCT_CHANNEL mct_id);
-void s5j_mct_local_clear_interval(MCT_CHANNEL mct_id);
-void s5j_mct_local_start_int(MCT_CHANNEL mct_id);
-void s5j_mct_local_stop_int(MCT_CHANNEL mct_id);
-void s5j_mct_local_start_timer(MCT_CHANNEL mct_id);
-void s5j_mct_local_stop_timer(MCT_CHANNEL mct_id);
-void s5j_mct_local_start_frc(MCT_CHANNEL mct_id);
-void s5j_mct_local_stop_frc(MCT_CHANNEL mct_id);
-void s5j_mct_global_enable_int(MCT_CHANNEL mct_id);
-void s5j_mct_global_disable_int(MCT_CHANNEL mct_id);
-void s5j_mct_global_set_comp_cnt(MCT_CHANNEL mct_id, u64 count);
-cycle_t s5j_mct_global_get_frc_cnt(void);
-void s5j_mct_global_disable_comp(MCT_CHANNEL mct_id);
-void s5j_mct_global_enable_comp(MCT_CHANNEL mct_id);
-void s5j_mct_reset(MCT_CHANNEL mct_id);
-void s5j_mct_clear_pending(MCT_CHANNEL mct_id);
-
-#ifdef __cplusplus
-}
-#endif
-#endif /* __ARCH_ARM_SRC_S5J_S5J_MCT_H__ */
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