djsundog
/
circuitpython
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

fix for MX25R1635F QSPI mode of operation

This commit is contained in:
Linar Yusupov 2021-03-22 09:12:26 +03:00
parent b56c16c684
commit 76c1ae7194
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
supervisor/shared/external_flash/devices.h
View File

@ -568,17 +568,17 @@ typedef struct {
.single_status_byte = true, \ .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 // 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 { \ #define MX25R1635F { \
.total_size = (1 << 21), /* 2 MiB */ \ .total_size = (1 << 21), /* 2 MiB */ \
.start_up_time_us = 800, \ .start_up_time_us = 800, \
.manufacturer_id = 0xc2, \ .manufacturer_id = 0xc2, \
.memory_type = 0x28, \ .memory_type = 0x28, \
.capacity = 0x15, \ .capacity = 0x15, \
.max_clock_speed_mhz = 33, /* 8 mhz for dual/quad */ \ .max_clock_speed_mhz = 8, /* 33 MHz for 1-bit operations */ \
.quad_enable_bit_mask = 0x80, \ .quad_enable_bit_mask = 0x40, \
.has_sector_protection = false, \ .has_sector_protection = false, \
.supports_fast_read = true, \ .supports_fast_read = true, \
.supports_qspi = true, \ .supports_qspi = true, \