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Bootloader: Support switching to Quad I/O mode during boot process

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Angus Gratton
2017-01-30 14:29:50 +11:00
parent 0a678ebe8c
commit 68cba2a1fb
8 changed files with 262 additions and 30 deletions
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15
components/esp32/include/rom/spi_flash.h
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@@ -504,12 +504,25 @@ void SPI_Write_Encrypt_Disable(void);
* @param uint32_t len : Length to write, should be 32 bytes aligned.
*
* @return SPI_FLASH_RESULT_OK : Data written successfully.
* SPI_FLASH_RESULT_ERR : Encrypto write error.
* SPI_FLASH_RESULT_ERR : Encryption write error.
* SPI_FLASH_RESULT_TIMEOUT : Encrypto write timeout.
*/
SpiFlashOpResult SPI_Encrypt_Write(uint32_t flash_addr, uint32_t *data, uint32_t len);
/** @brief Wait until SPI flash write operation is complete
*
* @note Please do not call this function in SDK.
*
* Reads the Write In Progress bit of the SPI flash status register,
* repeats until this bit is zero (indicating write complete).
*
* @return SPI_FLASH_RESULT_OK : Write is complete
* SPI_FLASH_RESULT_ERR : Error while reading status.
*/
SpiFlashOpResult SPI_Wait_Idle(SpiFlashChip *spi);
/** @brief Global SpiFlashChip structure used by ROM functions
*
*/