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Replace Rockchip delay timer by generic one

Browse source 
Use the generic delay timer instead of having a specific platform
file for configuring it.

Change-Id: Ifa68b9c97cd96ae1190cee74d22d729af95e4537
This commit is contained in:
Antonio Nino Diaz 2016-05-05 15:25:02 +01:00
parent 1d0b990e9d
commit 6704f425dd
6 changed files with 4 additions and 59 deletions
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3
plat/rockchip/common/bl31_plat_setup.c
View file

@ -33,6 +33,7 @@
#include <bl_common.h>
#include <console.h>
#include <debug.h>
#include <generic_delay_timer.h>
#include <mmio.h>
#include <platform.h>
#include <plat_private.h>
@ -126,7 +127,7 @@ void bl31_early_platform_setup(bl31_params_t *from_bl2,
******************************************************************************/
void bl31_platform_setup(void)
{
plat_delay_timer_init();
generic_delay_timer_init();
plat_rockchip_soc_init();
/* Initialize the gic cpu and distributor interfaces */

54
plat/rockchip/common/plat_delay_timer.c
View file

@ -1,54 +0,0 @@
/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 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.
*
* Neither the name of ARM 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 HOLDER 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.
*/
#include <arch_helpers.h>
#include <delay_timer.h>
#include <platform_def.h>
static uint32_t plat_get_timer_value(void)
{
/*
* Generic delay timer implementation expects the timer to be a down
* counter. We apply bitwise NOT operator to the tick values returned
* by read_cntpct_el0() to simulate the down counter.
*/
return (uint32_t)(~read_cntpct_el0());
}
static const timer_ops_t plat_timer_ops = {
.get_timer_value = plat_get_timer_value,
.clk_mult = 1,
.clk_div = SYS_COUNTER_FREQ_IN_MHZ,
};
void plat_delay_timer_init(void)
{
timer_init(&plat_timer_ops);
}

2
plat/rockchip/rk3368/platform.mk
View file

@ -58,13 +58,13 @@ BL31_SOURCES += ${RK_GIC_SOURCES} \
drivers/console/console.S \
drivers/ti/uart/16550_console.S \
drivers/delay_timer/delay_timer.c \
drivers/delay_timer/generic_delay_timer.c \
lib/cpus/aarch64/cortex_a53.S \
plat/common/aarch64/platform_mp_stack.S \
${RK_PLAT_COMMON}/aarch64/plat_helpers.S \
${RK_PLAT_COMMON}/bl31_plat_setup.c \
${RK_PLAT_COMMON}/pmusram/pmu_sram_cpus_on.S \
${RK_PLAT_COMMON}/pmusram/pmu_sram.c \
${RK_PLAT_COMMON}/plat_delay_timer.c \
${RK_PLAT_COMMON}/plat_pm.c \
${RK_PLAT_COMMON}/plat_topology.c \
${RK_PLAT_COMMON}/aarch64/platform_common.c \

1
plat/rockchip/rk3368/rk3368_def.h
View file

@ -89,7 +89,6 @@
* System counter frequency related constants
******************************************************************************/
#define SYS_COUNTER_FREQ_IN_TICKS 24000000
#define SYS_COUNTER_FREQ_IN_MHZ 24
/******************************************************************************
* GIC-400 & interrupt handling related constants

2
plat/rockchip/rk3399/platform.mk
View file

@ -57,6 +57,7 @@ BL31_SOURCES += ${RK_GIC_SOURCES}
drivers/console/console.S \
drivers/ti/uart/16550_console.S \
drivers/delay_timer/delay_timer.c \
drivers/delay_timer/generic_delay_timer.c \
lib/cpus/aarch64/cortex_a53.S \
lib/cpus/aarch64/cortex_a72.S \
plat/common/aarch64/platform_mp_stack.S \
@ -64,7 +65,6 @@ BL31_SOURCES += ${RK_GIC_SOURCES}
${RK_PLAT_COMMON}/bl31_plat_setup.c \
${RK_PLAT_COMMON}/pmusram/pmu_sram_cpus_on.S \
${RK_PLAT_COMMON}/pmusram/pmu_sram.c \
${RK_PLAT_COMMON}/plat_delay_timer.c \
${RK_PLAT_COMMON}/plat_pm.c \
${RK_PLAT_COMMON}/plat_topology.c \
${RK_PLAT_COMMON}/aarch64/platform_common.c \

1
plat/rockchip/rk3399/rk3399_def.h
View file

@ -89,7 +89,6 @@
* System counter frequency related constants
******************************************************************************/
#define SYS_COUNTER_FREQ_IN_TICKS 24000000
#define SYS_COUNTER_FREQ_IN_MHZ 24
/* Base rockchip_platform compatible GIC memory map */
#define BASE_GICD_BASE (GIC500_BASE)