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feat(sdm): add sleep retention support

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This commit is contained in:
morris
2025-08-07 16:44:52 +08:00
parent 83512e3e7c
commit f808fb9eaf
27 changed files with 346 additions and 5 deletions
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30
components/soc/esp32c5/sdm_periph.c
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@@ -6,6 +6,7 @@
#include "soc/sdm_periph.h"
#include "soc/gpio_sig_map.h"
#include "soc/gpio_ext_reg.h"
const soc_sdm_signal_desc_t soc_sdm_signals[1] = {
[0] = {
@@ -26,3 +27,32 @@ const soc_sdm_signal_desc_t soc_sdm_signals[1] = {
}
}
};
/**
* @brief Registers in retention context:
* GPIO_EXT_SIGMADELTA[x]_REG
* GPIO_EXT_SIGMADELTA_MISC_REG
*/
#define GPIO_EXT_RETENTION_REGS_CNT 5
#define GPIO_EXT_RETENTION_REGS_BASE (DR_REG_GPIO_EXT_BASE + 0x4)
static const uint32_t gpio_ext_regs_map[4] = {0x1f, 0x0, 0x0, 0x0};
static const regdma_entries_config_t gpio_ext_regdma_entries[] = {
// backup stage: save configuration and status registers
// restore stage: restore the configuration and status registers
[0] = {
.config = REGDMA_LINK_ADDR_MAP_INIT(REGDMA_SDM_LINK(0x00),
GPIO_EXT_RETENTION_REGS_BASE, GPIO_EXT_RETENTION_REGS_BASE,
GPIO_EXT_RETENTION_REGS_CNT, 0, 0,
gpio_ext_regs_map[0], gpio_ext_regs_map[1],
gpio_ext_regs_map[2], gpio_ext_regs_map[3]),
.owner = ENTRY(0) | ENTRY(2),
},
};
const soc_sdm_retention_desc_t soc_sdm_retention_infos[1] = {
[0] = {
.module = SLEEP_RETENTION_MODULE_SDM0,
.regdma_entry_array = gpio_ext_regdma_entries,
.array_size = ARRAY_SIZE(gpio_ext_regdma_entries)
}
};