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-rw-r--r--common/cmd_spi.c40
-rw-r--r--drivers/mtd/spi/spansion.c16
-rw-r--r--drivers/mtd/spi/winbond.c9
3 files changed, 46 insertions, 19 deletions
diff --git a/common/cmd_spi.c b/common/cmd_spi.c
index bafa217..8c623c9 100644
--- a/common/cmd_spi.c
+++ b/common/cmd_spi.c
@@ -47,7 +47,9 @@
/*
* Values from last command.
*/
-static unsigned int device;
+static unsigned int bus;
+static unsigned int cs;
+static unsigned int mode;
static int bitlen;
static uchar dout[MAX_SPI_BYTES];
static uchar din[MAX_SPI_BYTES];
@@ -78,8 +80,18 @@ int do_spi (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
if ((flag & CMD_FLAG_REPEAT) == 0)
{
- if (argc >= 2)
- device = simple_strtoul(argv[1], NULL, 10);
+ if (argc >= 2) {
+ mode = CONFIG_DEFAULT_SPI_MODE;
+ bus = simple_strtoul(argv[1], &cp, 10);
+ if (*cp == ':') {
+ cs = simple_strtoul(cp+1, &cp, 10);
+ } else {
+ cs = bus;
+ bus = CONFIG_DEFAULT_SPI_BUS;
+ }
+ if (*cp == '.');
+ mode = simple_strtoul(cp+1, NULL, 10);
+ }
if (argc >= 3)
bitlen = simple_strtoul(argv[2], NULL, 10);
if (argc >= 4) {
@@ -91,7 +103,7 @@ int do_spi (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
if(tmp > 15)
tmp -= ('a' - 'A');
if(tmp > 15) {
- printf("Hex conversion error on %c, giving up.\n", *cp);
+ printf("Hex conversion error on %c\n", *cp);
return 1;
}
if((j % 2) == 0)
@@ -103,24 +115,20 @@ int do_spi (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
}
if ((bitlen < 0) || (bitlen > (MAX_SPI_BYTES * 8))) {
- printf("Invalid bitlen %d, giving up.\n", bitlen);
+ printf("Invalid bitlen %d\n", bitlen);
return 1;
}
- /* FIXME: Make these parameters run-time configurable */
- slave = spi_setup_slave(CONFIG_DEFAULT_SPI_BUS, device, 1000000,
- CONFIG_DEFAULT_SPI_MODE);
+ slave = spi_setup_slave(bus, cs, 1000000, mode);
if (!slave) {
- printf("Invalid device %d, giving up.\n", device);
+ printf("Invalid device %d:%d\n", bus, cs);
return 1;
}
- debug ("spi chipsel = %08X\n", device);
-
spi_claim_bus(slave);
if(spi_xfer(slave, bitlen, dout, din,
SPI_XFER_BEGIN | SPI_XFER_END) != 0) {
- printf("Error with the SPI transaction.\n");
+ printf("Error during SPI transaction\n");
rcode = 1;
} else {
for(j = 0; j < ((bitlen + 7) / 8); j++) {
@@ -138,9 +146,11 @@ int do_spi (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
U_BOOT_CMD(
sspi, 5, 1, do_spi,
- "SPI utility commands",
- "<device> <bit_len> <dout> - Send <bit_len> bits from <dout> out the SPI\n"
- "<device> - Identifies the chip select of the device\n"
+ "SPI utility command",
+ "[<bus>:]<cs>[.<mode>] <bit_len> <dout> - Send and receive bits\n"
+ "<bus> - Identifies the SPI bus\n"
+ "<cs> - Identifies the chip select\n"
+ "<mode> - Identifies the SPI mode to use\n"
"<bit_len> - Number of bits to send (base 10)\n"
"<dout> - Hexadecimal string that gets sent"
);
diff --git a/drivers/mtd/spi/spansion.c b/drivers/mtd/spi/spansion.c
index d6c1a5f..c0900f9 100644
--- a/drivers/mtd/spi/spansion.c
+++ b/drivers/mtd/spi/spansion.c
@@ -52,6 +52,7 @@
#define SPSN_ID_S25FL128P 0x2018
#define SPSN_EXT_ID_S25FL128P_256KB 0x0300
#define SPSN_EXT_ID_S25FL128P_64KB 0x0301
+#define SPSN_EXT_ID_S25FL032P 0x4d00
#define SPANSION_SR_WIP (1 << 0) /* Write-in-Progress */
@@ -124,6 +125,14 @@ static const struct spansion_spi_flash_params spansion_spi_flash_table[] = {
.nr_sectors = 64,
.name = "S25FL128P_256K",
},
+ {
+ .idcode1 = SPSN_ID_S25FL032A,
+ .idcode2 = SPSN_EXT_ID_S25FL032P,
+ .page_size = 256,
+ .pages_per_sector = 256,
+ .nr_sectors = 64,
+ .name = "S25FL032P",
+ },
};
static int spansion_wait_ready(struct spi_flash *flash, unsigned long timeout)
@@ -262,7 +271,6 @@ int spansion_erase(struct spi_flash *flash, u32 offset, size_t len)
return -1;
}
- len /= sector_size;
cmd[0] = CMD_S25FLXX_SE;
cmd[2] = 0x00;
cmd[3] = 0x00;
@@ -274,8 +282,8 @@ int spansion_erase(struct spi_flash *flash, u32 offset, size_t len)
}
ret = 0;
- for (actual = 0; actual < len; actual++) {
- cmd[1] = (offset / sector_size) + actual;
+ for (actual = 0; actual < len; actual += sector_size) {
+ cmd[1] = (offset + actual) >> 16;
ret = spi_flash_cmd(flash->spi, CMD_S25FLXX_WREN, NULL, 0);
if (ret < 0) {
@@ -298,7 +306,7 @@ int spansion_erase(struct spi_flash *flash, u32 offset, size_t len)
}
debug("SF: SPANSION: Successfully erased %u bytes @ 0x%x\n",
- len * sector_size, offset);
+ len, offset);
spi_release_bus(flash->spi);
return ret;
diff --git a/drivers/mtd/spi/winbond.c b/drivers/mtd/spi/winbond.c
index ff1df25..de3aeb8 100644
--- a/drivers/mtd/spi/winbond.c
+++ b/drivers/mtd/spi/winbond.c
@@ -27,6 +27,7 @@
#define WINBOND_ID_W25X16 0x3015
#define WINBOND_ID_W25X32 0x3016
#define WINBOND_ID_W25X64 0x3017
+#define WINBOND_ID_W25Q64 0x4017
#define WINBOND_SR_WIP (1 << 0) /* Write-in-Progress */
@@ -77,6 +78,14 @@ static const struct winbond_spi_flash_params winbond_spi_flash_table[] = {
.nr_blocks = 128,
.name = "W25X64",
},
+ {
+ .id = WINBOND_ID_W25Q64,
+ .l2_page_size = 8,
+ .pages_per_sector = 16,
+ .sectors_per_block = 16,
+ .nr_blocks = 128,
+ .name = "W25Q64",
+ },
};
static int winbond_wait_ready(struct spi_flash *flash, unsigned long timeout)