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Merge branch 'feature/support_flash_sus_res_c3' into 'master'

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spi_flash: Add flash auto-suspend auto-resume mode on esp32c3

Closes IDF-2591

See merge request espressif/esp-idf!11888
This commit is contained in:
Michael (XIAO Xufeng)
2021-01-25 17:41:32 +08:00
parent 1614cefd4f f3e79ca166
commit 7a20ea5f0e
37 changed files with 952 additions and 75 deletions
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137
components/hal/esp32s2/include/hal/spimem_flash_ll.h
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@@ -105,6 +105,143 @@ static inline void spimem_flash_ll_erase_block(spi_mem_dev_t *dev)
dev->cmd.flash_be = 1;
}
/**
* Suspend erase/program operation.
*
* @param dev Beginning address of the peripheral registers.
*/
static inline void spimem_flash_ll_suspend(spi_mem_dev_t *dev)
{
dev->flash_sus_cmd.flash_pes = 1;
}
/**
* Resume suspended erase/program operation.
*
* @param dev Beginning address of the peripheral registers.
*/
static inline void spimem_flash_ll_resume(spi_mem_dev_t *dev)
{
dev->flash_sus_cmd.flash_per = 1;
}
/**
* Initialize auto suspend mode
*
* @param dev Beginning address of the peripheral registers.
* @param auto_sus Enable/disable Flash Auto-Suspend.
*/
static inline void spimem_flash_ll_auto_suspend_init(spi_mem_dev_t *dev, bool auto_sus)
{
dev->flash_sus_ctrl.flash_pes_en = auto_sus;
}
/**
* Initialize auto resume mode
*
* @param dev Beginning address of the peripheral registers.
* @param auto_res Enable/Disable Flash Auto-Resume.
*
*/
static inline void spimem_flash_ll_auto_resume_init(spi_mem_dev_t *dev, bool auto_res)
{
dev->misc.auto_per = 0; // Must disable Hardware Auto-Resume (should not be enabled, ESP32-S2 has bugs).
}
/**
* Set 8 bit command to read suspend status
*
* @param dev Beginning address of the peripheral registers.
*/
static inline void spimem_flash_ll_set_read_sus_status(spi_mem_dev_t *dev, uint32_t sus_mask)
{
abort();// Not supported on esp32s2
}
/**
* Setup the flash suspend command, may vary from chips to chips.
*
* @param dev Beginning address of the peripheral registers.
* @param sus_cmd Flash suspend command.
*
*/
static inline void spimem_flash_ll_suspend_cmd_setup(spi_mem_dev_t *dev, uint32_t sus_cmd)
{
dev->flash_sus_ctrl.flash_pes_command = sus_cmd;
}
/**
* Setup the flash resume command, may vary from chips to chips.
*
* @param dev Beginning address of the peripheral registers.
* @param res_cmd Flash resume command.
*
*/
static inline void spimem_flash_ll_resume_cmd_setup(spi_mem_dev_t *dev, uint32_t res_cmd)
{
dev->flash_sus_ctrl.flash_per_command = res_cmd;
}
/**
* Setup the flash read suspend status command, may vary from chips to chips.
*
* @param dev Beginning address of the peripheral registers.
* @param pesr_cmd Flash read suspend status command.
*
*/
static inline void spimem_flash_ll_rd_sus_cmd_setup(spi_mem_dev_t *dev, uint32_t pesr_cmd)
{
abort();// Not supported on esp32s2
}
/**
* Setup to check SUS/SUS1/SUS2 to ensure the suspend status of flashs.
*
* @param dev Beginning address of the peripheral registers.
* @param sus_check_sus_en 1: enable, 0: disable.
*
*/
static inline void spimem_flash_ll_sus_check_sus_setup(spi_mem_dev_t *dev, bool sus_check_sus_en)
{
abort();// Not supported on esp32s2
}
/**
* Setup to check SUS/SUS1/SUS2 to ensure the resume status of flashs.
*
* @param dev Beginning address of the peripheral registers.
* @param sus_check_sus_en 1: enable, 0: disable.
*
*/
static inline void spimem_flash_ll_res_check_sus_setup(spi_mem_dev_t *dev, bool res_check_sus_en)
{
abort();// Not supported on esp32s2
}
/**
* Initialize auto wait idle mode
*
* @param dev Beginning address of the peripheral registers.
* @param auto_waiti Enable/disable auto wait-idle function
*/
static inline void spimem_flash_ll_auto_wait_idle_init(spi_mem_dev_t *dev, bool auto_waiti)
{
dev->flash_waiti_ctrl.waiti_cmd = 0x05; // Set the command to send, to fetch flash status reg value.
dev->flash_waiti_ctrl.waiti_en = auto_waiti; // enable auto wait-idle function.
}
/**
* Return the suspend status of erase or program operations.
*
* @param dev Beginning address of the peripheral registers.
*
* @return true if suspended, otherwise false.
*/
static inline bool spimem_flash_ll_sus_status(spi_mem_dev_t *dev)
{
return dev->sus_status.flash_sus;
}
/**
* Enable/disable write protection for the flash chip.
*