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feat(spi_flash): Support configurable tSUS in flash suspend

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This commit is contained in:
Cao Sen Miao
2023-10-19 11:37:20 +08:00
parent 8768c9231c
commit dcff5220a7
10 changed files with 93 additions and 17 deletions
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7
components/hal/spi_flash_hal_iram.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -12,7 +12,6 @@ void spi_flash_hal_setup_auto_suspend_mode(spi_flash_host_inst_t *host);
void spi_flash_hal_disable_auto_resume_mode(spi_flash_host_inst_t *host);
void spi_flash_hal_disable_auto_suspend_mode(spi_flash_host_inst_t *host);
void spi_flash_hal_setup_auto_resume_mode(spi_flash_host_inst_t *host);
#define SPI_FLASH_TSUS_SAFE_VAL_US (30)
#define SPI_FLASH_TSHSL2_SAFE_VAL_NS (30)
#endif //SOC_SPI_MEM_SUPPORT_AUTO_SUSPEND
@@ -148,8 +147,8 @@ void spi_flash_hal_setup_auto_suspend_mode(spi_flash_host_inst_t *host)
spi_flash_hal_context_t* ctx = (spi_flash_hal_context_t*)host;
spimem_flash_ll_auto_wait_idle_init(dev, true);
spimem_flash_ll_auto_suspend_init(dev, true);
// tsus = ceil(SPI_FLASH_TSUS_SAFE_VAL_US * ctx->freq_mhz / spimem_flash_ll_get_tsus_unit_in_cycles);
uint32_t tsus = (SPI_FLASH_TSUS_SAFE_VAL_US * ctx->freq_mhz / spimem_flash_ll_get_tsus_unit_in_cycles(dev)) + ((SPI_FLASH_TSUS_SAFE_VAL_US * ctx->freq_mhz) % spimem_flash_ll_get_tsus_unit_in_cycles(dev) != 0);
// tsus = ceil(ctx->tsus_val * ctx->freq_mhz / spimem_flash_ll_get_tsus_unit_in_cycles);
uint32_t tsus = (ctx->tsus_val * ctx->freq_mhz / spimem_flash_ll_get_tsus_unit_in_cycles(dev)) + ((ctx->tsus_val * ctx->freq_mhz) % spimem_flash_ll_get_tsus_unit_in_cycles(dev) != 0);
spimem_flash_ll_set_sus_delay(dev, tsus);
// tshsl2 = ceil(SPI_FLASH_TSHSL2_SAFE_VAL_NS * spimem_flash_ll_get_source_freq_mhz() * 0.001);
uint32_t tshsl2 = (SPI_FLASH_TSHSL2_SAFE_VAL_NS * spimem_flash_ll_get_source_freq_mhz() / 1000) + ((SPI_FLASH_TSHSL2_SAFE_VAL_NS * spimem_flash_ll_get_source_freq_mhz()) % 1000 != 0);