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fix for MX25R1635F QSPI mode of operation #4460

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Merged
jepler merged 2 commits into from
Mar 22, 2021
Merged

fix for MX25R1635F QSPI mode of operation #4460

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b56c16c
Merge pull request #1 from adafruit/main
lyusupov Mar 22, 2021
76c1ae7
fix for MX25R1635F QSPI mode of operation
lyusupov Mar 22, 2021
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8 changes: 4 additions & 4 deletions supervisor/shared/external_flash/devices.h
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Original file line number Diff line number Diff line change
Expand Up @@ -568,17 +568,17 @@ typedef struct {
.single_status_byte = true, \
}

// Settings for the Macronix MX25R1635F 8MiB SPI flash.
// Settings for the Macronix MX25R1635F 2MiB SPI flash.
// Datasheet: https://www.macronix.com/Lists/Datasheet/Attachments/7595/MX25R1635F,%20Wide%20Range,%2016Mb,%20v1.6.pdf
// In low power mode, quad operations can only run at 8 MHz.
// In low power mode, quad operations can only run at 8 MHz. In high power mode it can do 80 MHz.
#define MX25R1635F { \
.total_size = (1 << 21), /* 2 MiB */ \
.start_up_time_us = 800, \
.manufacturer_id = 0xc2, \
.memory_type = 0x28, \
.capacity = 0x15, \
.max_clock_speed_mhz = 33, /* 8 mhz for dual/quad */ \
.quad_enable_bit_mask = 0x80, \
.max_clock_speed_mhz = 8, /* 33 MHz for 1-bit operations */ \
.quad_enable_bit_mask = 0x40, \
.has_sector_protection = false, \
.supports_fast_read = true, \
.supports_qspi = true, \
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