XPI NOR configuration option The ROM SW can detect the FLASH configuration based on the following structure specified by the end-user. More...

#include <hpm_romapi_xpi_nor_def.h>

Data Fields
union {
struct {
uint32_t words: 4

uint32_t reserved: 8

uint32_t tag: 20

}

uint32_t U

}	header

union {
struct {
uint32_t freq_opt: 4

uint32_t misc: 4

uint32_t dummy_cycles: 8

uint32_t quad_enable_seq: 4

uint32_t cmd_pads_after_init: 4

uint32_t cmd_pads_after_por: 4

uint32_t probe_type: 4

}

uint32_t U

}	option0

union {
struct {
uint32_t drive_strength: 8

uint32_t connection_sel: 4

uint32_t pin_group_sel: 4

uint32_t io_voltage: 4

uint32_t reserved: 12

}

uint32_t U

}	option1

union {
struct {
uint32_t flash_size_option:8

uint32_t flash_sector_size_option:4

uint32_t flash_sector_erase_cmd_option:4

uint32_t reserved:20

}

uint32_t U

}	option2

Detailed Description

XPI NOR configuration option The ROM SW can detect the FLASH configuration based on the following structure specified by the end-user.

Field Documentation

◆ cmd_pads_after_init

uint32_t xpi_nor_config_option_t::cmd_pads_after_init

See the xpi_data_pad_t definitions for more details

◆ cmd_pads_after_por

uint32_t xpi_nor_config_option_t::cmd_pads_after_por

See the xpi_data_pad_t definitions for more details

◆ connection_sel

uint32_t xpi_nor_config_option_t::connection_sel

Device connection selection: 0 - PORTA, 1 - PORTB, 2 - Parallel mode

◆ drive_strength

uint32_t xpi_nor_config_option_t::drive_strength

IO drive strength, 0 - pre-defined, Others - specified by end-user

◆ dummy_cycles

uint32_t xpi_nor_config_option_t::dummy_cycles

0 - Auto detected/ use predefined value, others - specified by end-user

◆ flash_sector_erase_cmd_option

uint32_t xpi_nor_config_option_t::flash_sector_erase_cmd_option

Sector Erase command option

◆ flash_sector_size_option

uint32_t xpi_nor_config_option_t::flash_sector_size_option

FLASH sector size option

◆ flash_size_option

uint32_t xpi_nor_config_option_t::flash_size_option

FLASH size option

◆ freq_opt

uint32_t xpi_nor_config_option_t::freq_opt

1 - 30MHz, others, SoC specific setting

◆

union { ... } xpi_nor_config_option_t::header

◆ io_voltage

uint32_t xpi_nor_config_option_t::io_voltage

SoC pad voltage, 0 - 3.0V, 1-1.8V

◆ misc

uint32_t xpi_nor_config_option_t::misc

Not used for now

◆

union { ... } xpi_nor_config_option_t::option0

◆

union { ... } xpi_nor_config_option_t::option1

◆

union { ... } xpi_nor_config_option_t::option2

◆ pin_group_sel

uint32_t xpi_nor_config_option_t::pin_group_sel

Pin group selection, 0 - 1st group, 1 - 2nd group, by default, the pin group is 1st group

◆ probe_type

uint32_t xpi_nor_config_option_t::probe_type

See the xpi_nor_probe_t definitions for more details

◆ quad_enable_seq

uint32_t xpi_nor_config_option_t::quad_enable_seq

See the xpi_nor_quad_enable_seq_t definitions for more details

◆ reserved

uint32_t xpi_nor_config_option_t::reserved

Reserved for future use

◆ tag

uint32_t xpi_nor_config_option_t::tag

Must be 0xfcf90

◆ U

uint32_t xpi_nor_config_option_t::U

◆ words

uint32_t xpi_nor_config_option_t::words

Option words, exclude the header itself

The documentation for this struct was generated from the following file:

drivers/inc/hpm_romapi_xpi_nor_def.h

Data Fields