diff options
Diffstat (limited to 'src/mainboard/google/enguarde/w25q64.c')
-rw-r--r-- | src/mainboard/google/enguarde/w25q64.c | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/src/mainboard/google/enguarde/w25q64.c b/src/mainboard/google/enguarde/w25q64.c deleted file mode 100644 index a9ed8ac98b..0000000000 --- a/src/mainboard/google/enguarde/w25q64.c +++ /dev/null @@ -1,70 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2014 Google Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <string.h> -#include <soc/spi.h> - -/* - * SPI lockdown configuration W25Q64FW. - */ -#define SPI_OPMENU_0 0x01 /* WRSR: Write Status Register */ -#define SPI_OPTYPE_0 0x01 /* Write, no address */ - -#define SPI_OPMENU_1 0x02 /* BYPR: Byte Program */ -#define SPI_OPTYPE_1 0x03 /* Write, address required */ - -#define SPI_OPMENU_2 0x03 /* READ: Read Data */ -#define SPI_OPTYPE_2 0x02 /* Read, address required */ - -#define SPI_OPMENU_3 0x05 /* RDSR: Read Status Register */ -#define SPI_OPTYPE_3 0x00 /* Read, no address */ - -#define SPI_OPMENU_4 0x20 /* SE20: Sector Erase 0x20 */ -#define SPI_OPTYPE_4 0x03 /* Write, address required */ - -#define SPI_OPMENU_5 0x9f /* RDID: Read ID */ -#define SPI_OPTYPE_5 0x00 /* Read, no address */ - -#define SPI_OPMENU_6 0xd8 /* BED8: Block Erase 0xd8 */ -#define SPI_OPTYPE_6 0x03 /* Write, address required */ - -#define SPI_OPMENU_7 0x0b /* FAST: Fast Read */ -#define SPI_OPTYPE_7 0x02 /* Read, address required */ - -#define SPI_OPPREFIX ((0x50 << 8) | 0x06) /* EWSR and WREN */ -#define SPI_OPTYPE ((SPI_OPTYPE_7 << 14) | (SPI_OPTYPE_6 << 12) | \ - (SPI_OPTYPE_5 << 10) | (SPI_OPTYPE_4 << 8) | \ - (SPI_OPTYPE_3 << 6) | (SPI_OPTYPE_2 << 4) | \ - (SPI_OPTYPE_1 << 2) | (SPI_OPTYPE_0 << 0)) -#define SPI_OPMENU_UPPER ((SPI_OPMENU_7 << 24) | (SPI_OPMENU_6 << 16) | \ - (SPI_OPMENU_5 << 8) | (SPI_OPMENU_4 << 0)) -#define SPI_OPMENU_LOWER ((SPI_OPMENU_3 << 24) | (SPI_OPMENU_2 << 16) | \ - (SPI_OPMENU_1 << 8) | (SPI_OPMENU_0 << 0)) -#define SPI_VSCC (WG_64_BYTE | EO(0x20) | BES_4_KB) - -static const struct spi_config spi_config = { - .preop = SPI_OPPREFIX, - .optype = SPI_OPTYPE, - .opmenu = { SPI_OPMENU_LOWER, SPI_OPMENU_UPPER }, - .lvscc = SPI_VSCC, - .uvscc = SPI_VSCC, -}; - -int mainboard_get_spi_config(struct spi_config *cfg) -{ - memcpy(cfg, &spi_config, sizeof(*cfg)); - - return 0; -} |