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#![no_std]
use imxrt_boot_gen::flexspi::{self, opcodes::sdr::*, *};
use imxrt_boot_gen::serial_flash::*;
mod winbond {
pub const FAST_READ_QUAD_IO: u8 = 0xEB;
pub const READ_STATUS_REGISTER_1: u8 = 0x05;
pub const WRITE_ENABLE: u8 = 0x06;
pub const SECTOR_ERASE: u8 = 0x20;
pub const PAGE_PROGRAM: u8 = 0x02;
pub const CHIP_ERASE: u8 = 0x60;
}
use winbond::*;
const SEQ_READ: Sequence = SequenceBuilder::new()
.instr(Instr::new(CMD, Pads::One, FAST_READ_QUAD_IO))
.instr(Instr::new(RADDR, Pads::Four, 0x18))
.instr(Instr::new(DUMMY, Pads::Four, 0x06))
.instr(Instr::new(READ, Pads::Four, 0x04))
.build();
const SEQ_READ_STATUS: Sequence = SequenceBuilder::new()
.instr(Instr::new(CMD, Pads::One, READ_STATUS_REGISTER_1))
.instr(Instr::new(READ, Pads::One, 0x04))
.build();
const SEQ_WRITE_ENABLE: Sequence = SequenceBuilder::new()
.instr(Instr::new(CMD, Pads::One, WRITE_ENABLE))
.build();
const SEQ_ERASE_SECTOR: Sequence = SequenceBuilder::new()
.instr(Instr::new(CMD, Pads::One, SECTOR_ERASE))
.instr(Instr::new(RADDR, Pads::One, 0x18))
.build();
const SEQ_PAGE_PROGRAM: Sequence = SequenceBuilder::new()
.instr(Instr::new(CMD, Pads::One, PAGE_PROGRAM))
.instr(Instr::new(RADDR, Pads::One, 0x18))
.instr(Instr::new(WRITE, Pads::One, 0x04))
.build();
const SEQ_CHIP_ERASE: Sequence = SequenceBuilder::new()
.instr(Instr::new(CMD, Pads::One, CHIP_ERASE))
.build();
const LUT: LookupTable = LookupTable::new()
.command(Command::Read, SEQ_READ)
.command(Command::ReadStatus, SEQ_READ_STATUS)
.command(Command::WriteEnable, SEQ_WRITE_ENABLE)
.command(Command::EraseSector, SEQ_ERASE_SECTOR)
.command(Command::PageProgram, SEQ_PAGE_PROGRAM)
.command(Command::ChipErase, SEQ_CHIP_ERASE);
const COMMON_CONFIGURATION_BLOCK: flexspi::ConfigurationBlock =
flexspi::ConfigurationBlock::new(LUT)
.read_sample_clk_src(ReadSampleClockSource::LoopbackFromDQSPad)
.cs_hold_time(0x01)
.cs_setup_time(0x02)
.column_address_width(ColumnAddressWidth::OtherDevices)
.device_mode_configuration(DeviceModeConfiguration::Disabled)
.wait_time_cfg_commands(WaitTimeConfigurationCommands::disable())
.flash_size(SerialFlashRegion::A1, 0x0020_0000)
.serial_clk_freq(SerialClockFrequency::MHz60)
.serial_flash_pad_type(FlashPadType::Quad);
#[no_mangle]
#[link_section = ".fcb"]
pub static FLEXSPI_CONFIGURATION_BLOCK: nor::ConfigurationBlock =
nor::ConfigurationBlock::new(COMMON_CONFIGURATION_BLOCK)
.page_size(256)
.sector_size(4096)
.ip_cmd_serial_clk_freq(nor::SerialClockFrequency::MHz30);