| /* |
| * SPI flash internal definitions |
| * |
| * Copyright (C) 2011 Amlogic Corporation |
| * |
| * Licensed under the GPL-2 or later. |
| * |
| * |
| * Dedicated for Amlogic SPI controller use |
| */ |
| |
| |
| #ifndef __SPI_FLASH_AMLOGIC_H__ |
| #define __SPI_FLASH_AMLOGIC_H__ |
| #include <spi.h> |
| #include <spi_flash.h> |
| #include <asm/arch/io.h> |
| #include <asm/arch/secure_apb.h> |
| |
| #define BUS_SPICC 2 |
| |
| #ifdef CONFIG_AMLOGIC_SPI_FLASH |
| |
| /* SPI transfer flags */ |
| //copy from @\u-boot-arm\branches\a3_bringup\include\spi.h |
| //should place to <inlcude\spi.h> |
| //but .... |
| #ifndef SPI_XFER_BEGIN |
| #define SPI_XFER_BEGIN 0x0001 /* Assert CS before transfer */ |
| #define SPI_XFER_END 0x0002 /* Defassert CS after transfer */ |
| #endif |
| #define SPI_XFER_ADR 0x0004 /* Set SPI address for read/write */ |
| #define SPI_XFER_CMD 0x0008 /* Trigger SPI command */ |
| #define SPI_XFER_STATUS 0x0010 /* Read SPI status register from device */ |
| #define SPI_XFER_ID 0x0020 /* Read SPI device ID */ |
| #define SPI_XFER_COPY 0x0040 /* Amlogic SPI AHB bus copy */ |
| #define SPI_XFER_READCACHE 0x0080 /* SPI controller data operation: from cache to host */ |
| #define SPI_XFER_WRITECACHE 0x0100 /* SPI controller data operation: from host to cache*/ |
| |
| |
| int spi_flash_cmd_amlogic(struct spi_slave *spi, u32 cmd, void *response, size_t len); |
| int spi_flash_read_amlogic(struct spi_flash *flash,u32 offset, size_t len, void *buf); |
| int spi_flash_write_amlogic(struct spi_flash *flash,u32 offset, size_t len, const void *buf); |
| int spi_flash_erase_amlogic(struct spi_flash *flash,u32 offset, size_t len, u32 sector_size); |
| int spi_flash_erase_be_amlogic(struct spi_flash *flash,u32 offset, size_t len, u32 sector_size); |
| int spi_xfer(struct spi_slave *slave, unsigned int bitlen, |
| const void *dout, void *din, unsigned long flags); |
| |
| #endif //CONFIG_AMLOGIC_SPI_FLASH |
| |
| /* Manufacturer-specific probe functions */ |
| #ifdef CONFIG_SPI_FLASH_SPANSION |
| struct spi_flash *spi_flash_probe_spansion(struct spi_slave *spi, u8 *idcode); |
| #endif |
| #ifdef CONFIG_SPI_FLASH_ATEML |
| struct spi_flash *spi_flash_probe_atmel(struct spi_slave *spi, u8 *idcode); |
| #endif |
| #ifdef CONFIG_SPI_FLASH_EON |
| struct spi_flash *spi_flash_probe_eon(struct spi_slave *spi, u8 *idcode); |
| #endif |
| #ifdef CONFIG_SPI_FLASH_MACRONIX |
| struct spi_flash *spi_flash_probe_macronix(struct spi_slave *spi, u8 *idcode); |
| #endif |
| #ifdef CONFIG_SPI_FLASH_SST |
| struct spi_flash *spi_flash_probe_sst(struct spi_slave *spi, u8 *idcode); |
| #endif |
| #ifdef CONFIG_SPI_FLASH_STMICRO |
| struct spi_flash *spi_flash_probe_stmicro(struct spi_slave *spi, u8 *idcode); |
| #endif |
| #ifdef CONFIG_SPI_FLASH_WINBOND |
| struct spi_flash *spi_flash_probe_winbond(struct spi_slave *spi, u8 *idcode); |
| #endif |
| #ifdef CONFIG_SPI_FLASH_RAMTRON |
| struct spi_flash *spi_fram_probe_ramtron(struct spi_slave *spi, u8 *idcode); |
| #endif |
| |
| #ifdef CONFIG_SPI_FLASH_GIGADEVICE |
| struct spi_flash *spi_flash_probe_gigadevice(struct spi_slave *spi, u8 *idcode); |
| #endif |
| #ifdef CONFIG_SPI_FLASH_PMDEVICE |
| struct spi_flash *spi_flash_probe_pmdevice(struct spi_slave *spi, u8 *idcode); |
| #endif |
| #ifdef CONFIG_SPI_FLASH_ESMT |
| struct spi_flash *spi_flash_probe_esmt(struct spi_slave *spi, u8 *idcode); |
| #endif |
| |
| #endif //__SPI_FLASH_AMLOGIC_H__ |
