fix(rmt): power up memory block

This commit is contained in:
morris 2024-06-20 23:46:21 +08:00
parent 487833968a
commit d9e113f877
10 changed files with 209 additions and 76 deletions

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@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -152,10 +152,10 @@ esp_err_t rmt_set_tx_carrier(rmt_channel_t channel, bool carrier_en, uint16_t hi
esp_err_t rmt_set_mem_pd(rmt_channel_t channel, bool pd_en);
/**
* @brief Get RMT memory low power mode.
* @brief Check if the RMT memory is force powered down
*
* @param channel RMT channel
* @param pd_en Pointer to accept RMT memory low power mode.
* @param channel RMT channel (actually this function is configured for all channels)
* @param pd_en Pointer to accept the result
*
* @return
* - ESP_ERR_INVALID_ARG Parameter error

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@ -141,6 +141,7 @@ static void rmt_module_enable(void)
rmt_ll_enable_bus_clock(0, true);
rmt_ll_reset_register(0);
}
rmt_ll_mem_power_by_pmu(rmt_contex.hal.regs);
rmt_contex.rmt_module_enabled = true;
}
RMT_EXIT_CRITICAL();
@ -151,6 +152,7 @@ static void rmt_module_disable(void)
{
RMT_ENTER_CRITICAL();
if (rmt_contex.rmt_module_enabled == true) {
rmt_ll_mem_force_power_off(rmt_contex.hal.regs);
RMT_RCC_ATOMIC() {
rmt_ll_enable_bus_clock(0, false);
}
@ -250,7 +252,11 @@ esp_err_t rmt_set_mem_pd(rmt_channel_t channel, bool pd_en)
{
ESP_RETURN_ON_FALSE(channel < RMT_CHANNEL_MAX, ESP_ERR_INVALID_ARG, TAG, RMT_CHANNEL_ERROR_STR);
RMT_ENTER_CRITICAL();
rmt_ll_power_down_mem(rmt_contex.hal.regs, pd_en);
if (pd_en) {
rmt_ll_mem_force_power_off(rmt_contex.hal.regs);
} else {
rmt_ll_mem_power_by_pmu(rmt_contex.hal.regs);
}
RMT_EXIT_CRITICAL();
return ESP_OK;
}
@ -259,7 +265,7 @@ esp_err_t rmt_get_mem_pd(rmt_channel_t channel, bool *pd_en)
{
ESP_RETURN_ON_FALSE(channel < RMT_CHANNEL_MAX, ESP_ERR_INVALID_ARG, TAG, RMT_CHANNEL_ERROR_STR);
RMT_ENTER_CRITICAL();
*pd_en = rmt_ll_is_mem_powered_down(rmt_contex.hal.regs);
*pd_en = rmt_ll_is_mem_force_powered_down(rmt_contex.hal.regs);
RMT_EXIT_CRITICAL();
return ESP_OK;
}

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@ -88,14 +88,33 @@ static inline void rmt_ll_enable_periph_clock(rmt_dev_t *dev, bool enable)
}
/**
* @brief Power down memory
* @brief Force power on the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
* @param enable True to power down, False to power up
*/
static inline void rmt_ll_power_down_mem(rmt_dev_t *dev, bool enable)
static inline void rmt_ll_mem_force_power_on(rmt_dev_t *dev)
{
dev->conf_ch[0].conf0.mem_pd = enable; // Only conf0 register of channel0 has `mem_pd`
(void)dev;
}
/**
* @brief Force power off the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_force_power_off(rmt_dev_t *dev)
{
dev->conf_ch[0].conf0.mem_pd = 1;
}
/**
* @brief Power control the RMT memory block by the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_power_by_pmu(rmt_dev_t *dev)
{
dev->conf_ch[0].conf0.mem_pd = 0;
}
/**
@ -120,7 +139,7 @@ static inline void rmt_ll_enable_mem_access_nonfifo(rmt_dev_t *dev, bool enable)
* @param divider_numerator Numerator part of the divider
*/
static inline void rmt_ll_set_group_clock_src(rmt_dev_t *dev, uint32_t channel, rmt_clock_source_t src,
uint32_t divider_integral, uint32_t divider_denominator, uint32_t divider_numerator)
uint32_t divider_integral, uint32_t divider_denominator, uint32_t divider_numerator)
{
(void)divider_integral;
(void)divider_denominator;
@ -631,7 +650,7 @@ static inline uint32_t rmt_ll_tx_get_idle_level(rmt_dev_t *dev, uint32_t channel
return dev->conf_ch[channel].conf1.idle_out_lv;
}
static inline bool rmt_ll_is_mem_powered_down(rmt_dev_t *dev)
static inline bool rmt_ll_is_mem_force_powered_down(rmt_dev_t *dev)
{
// Only conf0 register of channel0 has `mem_pd`
return dev->conf_ch[0].conf0.mem_pd;

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@ -87,15 +87,36 @@ static inline void rmt_ll_enable_periph_clock(rmt_dev_t *dev, bool enable)
}
/**
* @brief Power down memory
* @brief Force power on the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
* @param enable True to power down, False to power up
*/
static inline void rmt_ll_power_down_mem(rmt_dev_t *dev, bool enable)
static inline void rmt_ll_mem_force_power_on(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pu = !enable;
dev->sys_conf.mem_force_pd = enable;
dev->sys_conf.mem_force_pu = 1;
dev->sys_conf.mem_force_pd = 0;
}
/**
* @brief Force power off the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_force_power_off(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pd = 1;
dev->sys_conf.mem_force_pu = 0;
}
/**
* @brief Power control the RMT memory block by the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_power_by_pmu(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pd = 0;
dev->sys_conf.mem_force_pu = 0;
}
/**
@ -812,12 +833,9 @@ static inline uint32_t rmt_ll_tx_get_idle_level(rmt_dev_t *dev, uint32_t channel
return dev->tx_conf[channel].idle_out_lv;
}
static inline bool rmt_ll_is_mem_powered_down(rmt_dev_t *dev)
static inline bool rmt_ll_is_mem_force_powered_down(rmt_dev_t *dev)
{
// the RTC domain can also power down RMT memory
// so it's probably not enough to detect whether it's powered down or not
// mem_force_pd has higher priority than mem_force_pu
return (dev->sys_conf.mem_force_pd) || !(dev->sys_conf.mem_force_pu);
return dev->sys_conf.mem_force_pd;
}
__attribute__((always_inline))

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@ -79,15 +79,36 @@ static inline void rmt_ll_enable_periph_clock(rmt_dev_t *dev, bool enable)
}
/**
* @brief Power down memory
* @brief Force power on the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
* @param enable True to power down, False to power up
*/
static inline void rmt_ll_power_down_mem(rmt_dev_t *dev, bool enable)
static inline void rmt_ll_mem_force_power_on(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pu = !enable;
dev->sys_conf.mem_force_pd = enable;
dev->sys_conf.mem_force_pu = 1;
dev->sys_conf.mem_force_pd = 0;
}
/**
* @brief Force power off the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_force_power_off(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pd = 1;
dev->sys_conf.mem_force_pu = 0;
}
/**
* @brief Power control the RMT memory block by the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_power_by_pmu(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pd = 0;
dev->sys_conf.mem_force_pu = 0;
}
/**
@ -818,12 +839,9 @@ static inline uint32_t rmt_ll_tx_get_idle_level(rmt_dev_t *dev, uint32_t channel
return dev->chnconf0[channel].idle_out_lv_chn;
}
static inline bool rmt_ll_is_mem_powered_down(rmt_dev_t *dev)
static inline bool rmt_ll_is_mem_force_powered_down(rmt_dev_t *dev)
{
// the RTC domain can also power down RMT memory
// so it's probably not enough to detect whether it's powered down or not
// mem_force_pd has higher priority than mem_force_pu
return (dev->sys_conf.mem_force_pd) || !(dev->sys_conf.mem_force_pu);
return dev->sys_conf.mem_force_pd;
}
__attribute__((always_inline))

View File

@ -79,15 +79,36 @@ static inline void rmt_ll_enable_periph_clock(rmt_dev_t *dev, bool enable)
}
/**
* @brief Power down memory
* @brief Force power on the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
* @param enable True to power down, False to power up
*/
static inline void rmt_ll_power_down_mem(rmt_dev_t *dev, bool enable)
static inline void rmt_ll_mem_force_power_on(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pu = !enable;
dev->sys_conf.mem_force_pd = enable;
dev->sys_conf.mem_force_pu = 1;
dev->sys_conf.mem_force_pd = 0;
}
/**
* @brief Force power off the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_force_power_off(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pd = 1;
dev->sys_conf.mem_force_pu = 0;
}
/**
* @brief Power control the RMT memory block by the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_power_by_pmu(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pd = 0;
dev->sys_conf.mem_force_pu = 0;
}
/**
@ -812,12 +833,9 @@ static inline uint32_t rmt_ll_tx_get_idle_level(rmt_dev_t *dev, uint32_t channel
return dev->chnconf0[channel].idle_out_lv_chn;
}
static inline bool rmt_ll_is_mem_powered_down(rmt_dev_t *dev)
static inline bool rmt_ll_is_mem_force_powered_down(rmt_dev_t *dev)
{
// the RTC domain can also power down RMT memory
// so it's probably not enough to detect whether it's powered down or not
// mem_force_pd has higher priority than mem_force_pu
return (dev->sys_conf.mem_force_pd) || !(dev->sys_conf.mem_force_pu);
return dev->sys_conf.mem_force_pd;
}
__attribute__((always_inline))

View File

@ -85,7 +85,7 @@ static inline void rmt_ll_reset_register(int group_id)
* @param divider_numerator Numerator part of the divider
*/
static inline void rmt_ll_set_group_clock_src(rmt_dev_t *dev, uint32_t channel, rmt_clock_source_t src,
uint32_t divider_integral, uint32_t divider_denominator, uint32_t divider_numerator)
uint32_t divider_integral, uint32_t divider_denominator, uint32_t divider_numerator)
{
(void)dev;
// Formula: rmt_sclk = module_clock_src / (1 + div_num + div_a / div_b)
@ -143,15 +143,36 @@ static inline void rmt_ll_enable_periph_clock(rmt_dev_t *dev, bool enable)
}
/**
* @brief Power down memory
* @brief Force power on the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
* @param enable True to power down, False to power up
*/
static inline void rmt_ll_power_down_mem(rmt_dev_t *dev, bool enable)
static inline void rmt_ll_mem_force_power_on(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pu = !enable;
dev->sys_conf.mem_force_pd = enable;
dev->sys_conf.mem_force_pu = 1;
dev->sys_conf.mem_force_pd = 0;
}
/**
* @brief Force power off the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_force_power_off(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pd = 1;
dev->sys_conf.mem_force_pu = 0;
}
/**
* @brief Power control the RMT memory block by the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_power_by_pmu(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pd = 0;
dev->sys_conf.mem_force_pu = 0;
}
/**
@ -860,12 +881,9 @@ static inline uint32_t rmt_ll_tx_get_idle_level(rmt_dev_t *dev, uint32_t channel
return dev->chnconf0[channel].idle_out_lv_chn;
}
static inline bool rmt_ll_is_mem_powered_down(rmt_dev_t *dev)
static inline bool rmt_ll_is_mem_force_powered_down(rmt_dev_t *dev)
{
// the RTC domain can also power down RMT memory
// so it's probably not enough to detect whether it's powered down or not
// mem_force_pd has higher priority than mem_force_pu
return (dev->sys_conf.mem_force_pd) || !(dev->sys_conf.mem_force_pu);
return dev->sys_conf.mem_force_pd;
}
__attribute__((always_inline))

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@ -90,15 +90,36 @@ static inline void rmt_ll_enable_periph_clock(rmt_dev_t *dev, bool enable)
}
/**
* @brief Power down memory
* @brief Force power on the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
* @param enable True to power down, False to power up
*/
static inline void rmt_ll_power_down_mem(rmt_dev_t *dev, bool enable)
static inline void rmt_ll_mem_force_power_on(rmt_dev_t *dev)
{
dev->apb_conf.mem_force_pu = !enable;
dev->apb_conf.mem_force_pd = enable;
dev->apb_conf.mem_force_pu = 1;
dev->apb_conf.mem_force_pd = 0;
}
/**
* @brief Force power off the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_force_power_off(rmt_dev_t *dev)
{
dev->apb_conf.mem_force_pd = 1;
dev->apb_conf.mem_force_pu = 0;
}
/**
* @brief Power control the RMT memory block by the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_power_by_pmu(rmt_dev_t *dev)
{
dev->apb_conf.mem_force_pd = 0;
dev->apb_conf.mem_force_pu = 0;
}
/**
@ -774,12 +795,9 @@ static inline uint32_t rmt_ll_tx_get_idle_level(rmt_dev_t *dev, uint32_t channel
return dev->conf_ch[channel].conf1.idle_out_lv_chn;
}
static inline bool rmt_ll_is_mem_powered_down(rmt_dev_t *dev)
static inline bool rmt_ll_is_mem_force_powered_down(rmt_dev_t *dev)
{
// the RTC domain can also power down RMT memory
// so it's probably not enough to detect whether it's powered down or not
// mem_force_pd has higher priority than mem_force_pu
return (dev->apb_conf.mem_force_pd) || !(dev->apb_conf.mem_force_pu);
return dev->apb_conf.mem_force_pd;
}
__attribute__((always_inline))

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@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -87,15 +87,36 @@ static inline void rmt_ll_enable_periph_clock(rmt_dev_t *dev, bool enable)
}
/**
* @brief Power down memory
* @brief Force power on the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
* @param enable True to power down, False to power up
*/
static inline void rmt_ll_power_down_mem(rmt_dev_t *dev, bool enable)
static inline void rmt_ll_mem_force_power_on(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pu = !enable;
dev->sys_conf.mem_force_pd = enable;
dev->sys_conf.mem_force_pu = 1;
dev->sys_conf.mem_force_pd = 0;
}
/**
* @brief Force power off the RMT memory block, regardless of the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_force_power_off(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pd = 1;
dev->sys_conf.mem_force_pu = 0;
}
/**
* @brief Power control the RMT memory block by the outside PMU logic
*
* @param dev Peripheral instance address
*/
static inline void rmt_ll_mem_power_by_pmu(rmt_dev_t *dev)
{
dev->sys_conf.mem_force_pd = 0;
dev->sys_conf.mem_force_pu = 0;
}
/**
@ -850,12 +871,9 @@ static inline uint32_t rmt_ll_tx_get_idle_level(rmt_dev_t *dev, uint32_t channel
return dev->chnconf0[channel].idle_out_lv_chn;
}
static inline bool rmt_ll_is_mem_powered_down(rmt_dev_t *dev)
static inline bool rmt_ll_is_mem_force_powered_down(rmt_dev_t *dev)
{
// the RTC domain can also power down RMT memory
// so it's probably not enough to detect whether it's powered down or not
// mem_force_pd has higher priority than mem_force_pu
return (dev->sys_conf.mem_force_pd) || !(dev->sys_conf.mem_force_pu);
return dev->sys_conf.mem_force_pd;
}
__attribute__((always_inline))

View File

@ -10,7 +10,7 @@
void rmt_hal_init(rmt_hal_context_t *hal)
{
hal->regs = &RMT;
rmt_ll_power_down_mem(hal->regs, false); // turn on RMTMEM power domain
rmt_ll_mem_power_by_pmu(hal->regs);
rmt_ll_enable_mem_access_nonfifo(hal->regs, true); // APB access the RMTMEM in nonfifo mode
rmt_ll_enable_interrupt(hal->regs, UINT32_MAX, false); // disable all interupt events
rmt_ll_clear_interrupt_status(hal->regs, UINT32_MAX); // clear all pending events
@ -23,7 +23,7 @@ void rmt_hal_deinit(rmt_hal_context_t *hal)
{
rmt_ll_enable_interrupt(hal->regs, UINT32_MAX, false); // disable all interupt events
rmt_ll_clear_interrupt_status(hal->regs, UINT32_MAX); // clear all pending events
rmt_ll_power_down_mem(hal->regs, true); // turn off RMTMEM power domain
rmt_ll_mem_force_power_off(hal->regs); // power off RMTMEM power domain forcefully
hal->regs = NULL;
}