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spi_flash: 2nd stage for supporting flash suspend. (1). Support more esp chips (2). Improve real-time performance (3). Making timing more stable (4) Add documents

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This commit is contained in:
Cao Sen Miao
2023-05-11 20:10:30 +08:00
parent 476e50b026
commit ed96dadd06
34 changed files with 514 additions and 103 deletions
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10
components/hal/esp32s2/include/hal/gpspi_flash_ll.h
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@@ -134,6 +134,16 @@ static inline void gpspi_flash_ll_user_start(spi_dev_t *dev)
dev->cmd.usr = 1;
}
/**
* In user mode, it is set to indicate that program/erase operation will be triggered.
*
* @param dev Beginning address of the peripheral registers.
*/
static inline void gpspi_flash_ll_set_pe_bit(spi_dev_t *dev)
{
// Not supported on GPSPI
}
/**
* Set HD pin high when flash work at spi mode.
*

2
components/hal/esp32s2/include/hal/spi_flash_ll.h
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@@ -65,6 +65,7 @@ typedef union {
#define spi_flash_ll_set_dummy_out(dev, en, lev) gpspi_flash_ll_set_dummy_out((spi_dev_t*)dev, en, lev)
#define spi_flash_ll_set_hold(dev, hold_n) gpspi_flash_ll_set_hold((spi_dev_t*)dev, hold_n)
#define spi_flash_ll_set_cs_setup(dev, cs_setup_time) gpspi_flash_ll_set_cs_setup((spi_dev_t*)dev, cs_setup_time)
#define spi_flash_ll_set_pe_bit(dev) gpspi_flash_ll_set_pe_bit((spi_dev_t*)dev)
#else
@@ -94,6 +95,7 @@ typedef union {
#define spi_flash_ll_set_dummy_out(dev, en, lev) spimem_flash_ll_set_dummy_out((spi_mem_dev_t*)dev, en, lev)
#define spi_flash_ll_set_hold(dev, hold_n) spimem_flash_ll_set_hold((spi_mem_dev_t*)dev, hold_n)
#define spi_flash_ll_set_cs_setup(dev, cs_setup_time) spimem_flash_ll_set_cs_setup((spi_mem_dev_t*)dev, cs_setup_time)
#define spi_flash_ll_set_pe_bit(dev) spimem_flash_ll_set_pe_bit((spi_mem_dev_t*)dev)
#endif

11
components/hal/esp32s2/include/hal/spimem_flash_ll.h
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@@ -316,6 +316,17 @@ static inline void spimem_flash_ll_user_start(spi_mem_dev_t *dev)
dev->cmd.usr = 1;
}
/**
* In user mode, it is set to indicate that program/erase operation will be triggered.
* This function is combined with `spimem_flash_ll_user_start`. The pe_bit will be cleared automatically once the operation done.
*
* @param dev Beginning address of the peripheral registers.
*/
static inline void spimem_flash_ll_set_pe_bit(spi_mem_dev_t *dev)
{
dev->cmd.flash_pe = 1;
}
/**
* Check whether the host is idle to perform new commands.
*