mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
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033c4e9a5b
* Updated style * Updated files * fixed new line * Updated spacing * File fix WIP * Updated to clang 13 * updated comment style * Removed old comment code
140 lines
4.1 KiB
C++
140 lines
4.1 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2023 Bernd Herzog
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __W25Q80BV_H__
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#define __W25Q80BV_H__
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#include "ch.h"
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#include "hal.h"
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#define RGU_BASE 0x40053000
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#define RESET_CTRL1 MMIO32(RGU_BASE + 0x104)
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#define RESET_CTRL1_SPIFI_RST_SHIFT (21)
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#define RESET_CTRL1_SPIFI_RST (1 << RESET_CTRL1_SPIFI_RST_SHIFT)
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#define W25Q80BV_WRITE_ENABLE 0x06
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#define W25Q80BV_CHIP_ERASE 0xC7
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#define W25Q80BV_DEVICE_ID 0xAB
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#define W25Q80BV_PAGE_PROGRAM 0x02
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#define PERIPH_BASE_APB0 0x40080000
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#define SCU_BASE (PERIPH_BASE_APB0 + 0x06000)
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#define MMIO32(addr) (*(volatile uint32_t*)(addr))
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#define PIN_GROUP3 (SCU_BASE + 0x180)
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#define PIN3 0x00C
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#define PIN4 0x010
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#define PIN5 0x014
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#define PIN6 0x018
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#define PIN7 0x01C
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#define PIN8 0x020
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#define BIT0 (1 << 0)
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#define BIT1 (1 << 1)
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#define BIT2 (1 << 2)
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#define BIT3 (1 << 3)
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#define BIT4 (1 << 4)
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#define BIT5 (1 << 5)
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#define BIT6 (1 << 6)
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#define BIT7 (1 << 7)
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#define BIT8 (1 << 8)
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#define SCU_CONF_EPUN_DIS_PULLUP (BIT4)
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#define SCU_CONF_EHS_FAST (BIT5)
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#define SCU_CONF_EZI_EN_IN_BUFFER (BIT6)
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#define SCU_CONF_ZIF_DIS_IN_GLITCH_FILT (BIT7)
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#define SCU_GPIO_FAST (SCU_CONF_EPUN_DIS_PULLUP | \
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SCU_CONF_EHS_FAST | \
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SCU_CONF_EZI_EN_IN_BUFFER | \
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SCU_CONF_ZIF_DIS_IN_GLITCH_FILT)
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#define SCU_SSP_IO SCU_GPIO_FAST
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#define SCU_CONF_FUNCTION0 (0x0)
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#define SCU_CONF_FUNCTION2 (0x2)
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#define SCU_CONF_FUNCTION4 (0x4)
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#define SCU_CONF_FUNCTION5 (0x5)
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#define SCU_SSP0_CIPO (PIN_GROUP3 + PIN6)
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#define SCU_SSP0_COPI (PIN_GROUP3 + PIN7)
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#define SCU_SSP0_SCK (PIN_GROUP3 + PIN3)
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#define SCU_SSP0_CS (PIN_GROUP3 + PIN8)
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#define SCU_FLASH_HOLD (PIN_GROUP3 + PIN4)
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#define SCU_FLASH_WP (PIN_GROUP3 + PIN5)
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#define W25Q80BV_DEVICE_ID_RES 0x13 /* Expected device_id for W25Q80BV */
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#define W25Q16DV_DEVICE_ID_RES 0x14 /* Expected device_id for W25Q16DV */
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#define SSP_CR1(port) MMIO32(port + 0x004)
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#define PERIPH_BASE_APB0 0x40080000
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#define SSP0_BASE (PERIPH_BASE_APB0 + 0x03000)
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#define SSP_CPSR(port) MMIO32(port + 0x010)
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#define SSP_CR0(port) MMIO32(port + 0x000)
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#define SSP_ENABLE BIT1
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#define SSP_DATA_8BITS 0x7
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#define palSetPad(port, pad) (LPC_GPIO->SET[(port)] = 1 << (pad))
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#define palClearPad(port, pad) (LPC_GPIO->CLR[(port)] = 1 << (pad))
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#define palOutputPad(port, pad) (LPC_GPIO->DIR[(port)] |= 1 << (pad))
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#define palTogglePad(port, pad) (LPC_GPIO->NOT[(port)] |= 1 << (pad))
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#define W25Q80BV_SELECT_PORT 5
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#define W25Q80BV_SELECT_PAD 11
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#define W25Q80BV_WP_PORT 1
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#define W25Q80BV_WP_PAD 15
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#define W25Q80BV_HOLD_PORT 1
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#define W25Q80BV_HOLD_PAD 14
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#define LED_PORT 2
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#define LEDRX_PAD 2
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#define LEDTX_PAD 8
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#define W25Q80BV_STATUS_BUSY 0x01
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#define W25Q80BV_STATUS_WEL 0x02
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#define W25Q80BV_READ_STATUS1 0x05
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#define W25Q80BV_READ_STATUS2 0x35
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#define PERIPH_BASE_APB0 0x40080000
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#define SSP0_BASE (PERIPH_BASE_APB0 + 0x03000)
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#define SSP_DR(port) MMIO32(port + 0x008)
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#define SSP_SR(port) MMIO32(port + 0x00C)
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#define SSP_SR_TNF BIT1
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#define SSP_SR_RNE BIT2
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#define SSP_SR_BSY BIT4
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namespace w25q80bv {
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void disable_spifi();
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uint8_t get_status();
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void wait_for_device();
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void wait_not_busy();
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uint32_t spi_ssp_transfer_word(const uint32_t data);
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void initialite_spi();
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void setup();
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void remove_write_protection();
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uint8_t get_device_id();
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void erase_chip();
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void write(size_t page_index, uint8_t* data_buffer, size_t length);
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} // namespace w25q80bv
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#endif /*__W25Q80BV_H__*/
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