mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-07-17 08:39:17 +09:00
5a9109f657
- line over 80 characters - insert the expression in same line Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
61 lines
1.2 KiB
C
61 lines
1.2 KiB
C
/*
|
|
* (C) Copyright 2010, ucRobotics Inc.
|
|
* Author: Chong Huang <chuang@ucrobotics.com>
|
|
* Licensed under the GPL-2 or later.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <malloc.h>
|
|
#include <spi_flash.h>
|
|
|
|
#include "spi_flash_internal.h"
|
|
|
|
struct eon_spi_flash_params {
|
|
u8 idcode1;
|
|
u16 nr_sectors;
|
|
const char *name;
|
|
};
|
|
|
|
static const struct eon_spi_flash_params eon_spi_flash_table[] = {
|
|
{
|
|
.idcode1 = 0x16,
|
|
.nr_sectors = 1024,
|
|
.name = "EN25Q32B",
|
|
},
|
|
{
|
|
.idcode1 = 0x18,
|
|
.nr_sectors = 4096,
|
|
.name = "EN25Q128",
|
|
},
|
|
};
|
|
|
|
struct spi_flash *spi_flash_probe_eon(struct spi_slave *spi, u8 *idcode)
|
|
{
|
|
const struct eon_spi_flash_params *params;
|
|
struct spi_flash *flash;
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(eon_spi_flash_table); ++i) {
|
|
params = &eon_spi_flash_table[i];
|
|
if (params->idcode1 == idcode[2])
|
|
break;
|
|
}
|
|
|
|
if (i == ARRAY_SIZE(eon_spi_flash_table)) {
|
|
debug("SF: Unsupported EON ID %02x\n", idcode[1]);
|
|
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 * 16 * 16;
|
|
flash->size = 256 * 16 * params->nr_sectors;
|
|
|
|
return flash;
|
|
}
|