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feat(spi_flash): Add flash suspend support on esp32h21, esp32h4

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This commit is contained in:
C.S.M
2025-07-18 14:22:27 +08:00
parent 50aee21d33
commit b765ad43cf
13 changed files with 181 additions and 42 deletions
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7
components/bootloader_support/bootloader_flash/src/bootloader_flash_config_esp32h4.c
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@@ -85,12 +85,13 @@ void IRAM_ATTR bootloader_configure_spi_pins(int drv)
esp_rom_gpio_pad_set_drv(wp_gpio_num, drv);
}
static void IRAM_ATTR bootloader_flash_clock_init(void)
static void IRAM_ATTR bootloader_mspi_clock_init(void)
{
// // To raise the MSPI clock to 64MHz, needs to enable the 64MHz clock source, which is XTAL_X2_CLK
// // (FPGA image fixed MSPI0/1 clock to 64MHz)
// clk_ll_xtal_x2_enable();
// _mspi_timing_ll_set_flash_clk_src(0, FLASH_CLK_SRC_PLL_F64M);
// IDF-13632
_mspi_timing_ll_set_flash_clk_src(0, FLASH_CLK_SRC_PLL_F48M);
}
@@ -195,7 +196,7 @@ static void print_flash_info(const esp_image_header_t *bootloader_hdr)
static void IRAM_ATTR bootloader_init_flash_configure(void)
{
bootloader_flash_clock_init();
bootloader_mspi_clock_init();
bootloader_configure_spi_pins(1);
bootloader_flash_cs_timing_config();
}
@@ -278,7 +279,7 @@ void bootloader_flash_hardware_init(void)
bootloader_configure_spi_pins(1);
bootloader_flash_set_spi_mode(&hdr);
bootloader_flash_clock_config(&hdr);
bootloader_flash_clock_init();
bootloader_mspi_clock_init();
bootloader_flash_cs_timing_config();
bootloader_spi_flash_resume();