a1b77fd589
git grep -l 'u\(8\|16\|32\|64\)_t' | \ xargs sed -i "s/u\(8\|16\|32\|64\)_t/uint\1_t/g" git grep -l 's\(8\|16\|32\|64\)_t' | \ xargs sed -i "s/s\(8\|16\|32\|64\)_t/int\1_t/g" Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
76 lines
1.8 KiB
C
76 lines
1.8 KiB
C
/*
|
|
* Copyright (c) 2018 Foundries.io
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#define DT_DRV_COMPAT openisa_rv32m1_pcc
|
|
#include <errno.h>
|
|
#include <soc.h>
|
|
#include <drivers/clock_control.h>
|
|
#include <fsl_clock.h>
|
|
|
|
#define LOG_LEVEL CONFIG_CLOCK_CONTROL_LOG_LEVEL
|
|
#include <logging/log.h>
|
|
LOG_MODULE_REGISTER(clock_control);
|
|
|
|
struct rv32m1_pcc_config {
|
|
uint32_t base_address;
|
|
};
|
|
|
|
#define DEV_CFG(dev) ((struct rv32m1_pcc_config *)(dev->config_info))
|
|
#define DEV_BASE(dev) (DEV_CFG(dev)->base_address)
|
|
|
|
static inline clock_ip_name_t clock_ip(struct device *dev,
|
|
clock_control_subsys_t sub_system)
|
|
{
|
|
uint32_t offset = POINTER_TO_UINT(sub_system);
|
|
|
|
return MAKE_PCC_REGADDR(DEV_BASE(dev), offset);
|
|
}
|
|
|
|
static int rv32m1_pcc_on(struct device *dev, clock_control_subsys_t sub_system)
|
|
{
|
|
CLOCK_EnableClock(clock_ip(dev, sub_system));
|
|
return 0;
|
|
}
|
|
|
|
static int rv32m1_pcc_off(struct device *dev, clock_control_subsys_t sub_system)
|
|
{
|
|
CLOCK_DisableClock(clock_ip(dev, sub_system));
|
|
return 0;
|
|
}
|
|
|
|
static int rv32m1_pcc_get_rate(struct device *dev,
|
|
clock_control_subsys_t sub_system,
|
|
uint32_t *rate)
|
|
{
|
|
*rate = CLOCK_GetIpFreq(clock_ip(dev, sub_system));
|
|
return 0;
|
|
}
|
|
|
|
static int rv32m1_pcc_init(struct device *dev)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static const struct clock_control_driver_api rv32m1_pcc_api = {
|
|
.on = rv32m1_pcc_on,
|
|
.off = rv32m1_pcc_off,
|
|
.get_rate = rv32m1_pcc_get_rate,
|
|
};
|
|
|
|
#define RV32M1_PCC_INIT(inst) \
|
|
static struct rv32m1_pcc_config rv32m1_pcc##inst##_config = { \
|
|
.base_address = DT_INST_REG_ADDR(inst) \
|
|
}; \
|
|
\
|
|
DEVICE_AND_API_INIT(rv32m1_pcc##inst, DT_INST_LABEL(inst), \
|
|
&rv32m1_pcc_init, \
|
|
NULL, &rv32m1_pcc##inst##_config, \
|
|
PRE_KERNEL_1, \
|
|
CONFIG_KERNEL_INIT_PRIORITY_OBJECTS, \
|
|
&rv32m1_pcc_api);
|
|
|
|
DT_INST_FOREACH_STATUS_OKAY(RV32M1_PCC_INIT)
|