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authorJagannadha Sutradharudu Teki <jaganna@xilinx.com>2013-08-29 19:28:09 +0530
committerJagannadha Sutradharudu Teki <jaganna@xilinx.com>2013-10-07 17:55:46 +0530
commit6af8dc3ebccb3b1e4b2e479315e49545e7f53150 (patch)
treec372ce66c9f18fa0e745710bed6a484f060e568c /drivers/mtd/spi/stmicro.c
parentaf1679bc30b11b90f9f6650d211b3fe350f4044f (diff)
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sf: Remove unneeded flash drivers files
Now the common probing is handled in spi_flash_probe.c hence removed the unneeded flash drivers. Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
Diffstat (limited to 'drivers/mtd/spi/stmicro.c')
-rw-r--r--drivers/mtd/spi/stmicro.c202
1 files changed, 0 insertions, 202 deletions
diff --git a/drivers/mtd/spi/stmicro.c b/drivers/mtd/spi/stmicro.c
deleted file mode 100644
index c5fa64e..0000000
--- a/drivers/mtd/spi/stmicro.c
+++ /dev/null
@@ -1,202 +0,0 @@
-/*
- * (C) Copyright 2000-2002
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * Copyright 2008, Network Appliance Inc.
- * Jason McMullan <mcmullan@netapp.com>
- *
- * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
- * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <malloc.h>
-#include <spi_flash.h>
-
-#include "spi_flash_internal.h"
-
-/* M25Pxx-specific commands */
-#define CMD_M25PXX_RES 0xab /* Release from DP, and Read Signature */
-
-struct stmicro_spi_flash_params {
- u16 id;
- u16 pages_per_sector;
- u16 nr_sectors;
- const char *name;
-};
-
-static const struct stmicro_spi_flash_params stmicro_spi_flash_table[] = {
- {
- .id = 0x2011,
- .pages_per_sector = 128,
- .nr_sectors = 4,
- .name = "M25P10",
- },
- {
- .id = 0x2015,
- .pages_per_sector = 256,
- .nr_sectors = 32,
- .name = "M25P16",
- },
- {
- .id = 0x2012,
- .pages_per_sector = 256,
- .nr_sectors = 4,
- .name = "M25P20",
- },
- {
- .id = 0x2016,
- .pages_per_sector = 256,
- .nr_sectors = 64,
- .name = "M25P32",
- },
- {
- .id = 0x2013,
- .pages_per_sector = 256,
- .nr_sectors = 8,
- .name = "M25P40",
- },
- {
- .id = 0x2017,
- .pages_per_sector = 256,
- .nr_sectors = 128,
- .name = "M25P64",
- },
- {
- .id = 0x2014,
- .pages_per_sector = 256,
- .nr_sectors = 16,
- .name = "M25P80",
- },
- {
- .id = 0x2018,
- .pages_per_sector = 1024,
- .nr_sectors = 64,
- .name = "M25P128",
- },
- {
- .id = 0xba16,
- .pages_per_sector = 256,
- .nr_sectors = 64,
- .name = "N25Q32",
- },
- {
- .id = 0xbb16,
- .pages_per_sector = 256,
- .nr_sectors = 64,
- .name = "N25Q32A",
- },
- {
- .id = 0xba17,
- .pages_per_sector = 256,
- .nr_sectors = 128,
- .name = "N25Q064",
- },
- {
- .id = 0xbb17,
- .pages_per_sector = 256,
- .nr_sectors = 128,
- .name = "N25Q64A",
- },
- {
- .id = 0xba18,
- .pages_per_sector = 256,
- .nr_sectors = 256,
- .name = "N25Q128",
- },
- {
- .id = 0xbb18,
- .pages_per_sector = 256,
- .nr_sectors = 256,
- .name = "N25Q128A",
- },
- {
- .id = 0xba19,
- .pages_per_sector = 256,
- .nr_sectors = 512,
- .name = "N25Q256",
- },
- {
- .id = 0xbb19,
- .pages_per_sector = 256,
- .nr_sectors = 512,
- .name = "N25Q256A",
- },
- {
- .id = 0xba20,
- .pages_per_sector = 256,
- .nr_sectors = 1024,
- .name = "N25Q512",
- },
- {
- .id = 0xbb20,
- .pages_per_sector = 256,
- .nr_sectors = 1024,
- .name = "N25Q512A",
- },
- {
- .id = 0xba21,
- .pages_per_sector = 256,
- .nr_sectors = 2048,
- .name = "N25Q1024",
- },
- {
- .id = 0xbb21,
- .pages_per_sector = 256,
- .nr_sectors = 2048,
- .name = "N25Q1024A",
- },
-};
-
-struct spi_flash *spi_flash_probe_stmicro(struct spi_slave *spi, u8 *idcode)
-{
- const struct stmicro_spi_flash_params *params;
- struct spi_flash *flash;
- unsigned int i;
- u16 id;
-
- if (idcode[0] == 0xff) {
- i = spi_flash_cmd(spi, CMD_M25PXX_RES,
- idcode, 4);
- if (i)
- return NULL;
- if ((idcode[3] & 0xf0) == 0x10) {
- idcode[0] = 0x20;
- idcode[1] = 0x20;
- idcode[2] = idcode[3] + 1;
- } else {
- return NULL;
- }
- }
-
- id = ((idcode[1] << 8) | idcode[2]);
-
- for (i = 0; i < ARRAY_SIZE(stmicro_spi_flash_table); i++) {
- params = &stmicro_spi_flash_table[i];
- if (params->id == id)
- break;
- }
-
- if (i == ARRAY_SIZE(stmicro_spi_flash_table)) {
- debug("SF: Unsupported STMicro ID %04x\n", id);
- return NULL;
- }
-
- flash = spi_flash_alloc_base(spi, params->name);
- if (!flash) {
- debug("SF: Failed to allocate memory\n");
- return NULL;
- }
-
- flash->page_size = 256;
- flash->sector_size = 256 * params->pages_per_sector;
- flash->size = flash->sector_size * params->nr_sectors;
-
- /* for >= 512MiB flashes, use flag status instead of read_status */
- if (flash->size >= 0x4000000)
- flash->poll_cmd = CMD_FLAG_STATUS;
-
- return flash;
-}