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icestorm
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Merge 2a09426fa6 into 3681ade2c7

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Piotr Esden-Tempski 2018-09-02 21:00:57 +00:00 committed by GitHub
parent 3681ade2c7 2a09426fa6
commit ed8eff8a62
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 2 deletions
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5
iceprog/iceprog.c
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@ -175,6 +175,7 @@ enum flash_cmd {
FC_EPR = 0x7A, /* Erase / Program Resume */
FC_PD = 0xB9, /* Power-down */
FC_QPI = 0x38, /* Enter QPI mode */
FC_EQPI = 0xFF, /* Exit QPI mode */
FC_ERESET = 0x66, /* Enable Reset */
FC_RESET = 0x99, /* Reset Device */
};
@ -394,11 +395,11 @@ static void flash_read_id()
static void flash_reset()
{
flash_chip_select();
xfer_spi_bits(0xFF, 8);
xfer_spi_bits(FC_EQPI, 8);
flash_chip_deselect();
flash_chip_select();
xfer_spi_bits(0xFF, 2);
xfer_spi_bits(FC_EQPI, 2);
flash_chip_deselect();
}