summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--flash.h1
-rw-r--r--ft2232_spi.c10
-rw-r--r--it87spi.c36
-rw-r--r--sb600spi.c3
-rw-r--r--spi.c7
-rw-r--r--wbsio_spi.c20
6 files changed, 30 insertions, 47 deletions
diff --git a/flash.h b/flash.h
index e4f60c4..7383b5d 100644
--- a/flash.h
+++ b/flash.h
@@ -505,7 +505,6 @@ int it87xx_probe_spi_flash(const char *name);
int it8716f_spi_send_command(unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
int it8716f_spi_chip_read(struct flashchip *flash, uint8_t *buf, int start, int len);
-int it8716f_spi_chip_write_1(struct flashchip *flash, uint8_t *buf);
int it8716f_spi_chip_write_256(struct flashchip *flash, uint8_t *buf);
/* sb600spi.c */
diff --git a/ft2232_spi.c b/ft2232_spi.c
index 5d229b3..955bc56 100644
--- a/ft2232_spi.c
+++ b/ft2232_spi.c
@@ -271,6 +271,14 @@ int ft2232_spi_write_256(struct flashchip *flash, uint8_t *buf)
int total_size = 1024 * flash->total_size;
int i;
+ spi_disable_blockprotect();
+ /* Erase first */
+ printf("Erasing flash before programming... ");
+ if (flash->erase(flash)) {
+ fprintf(stderr, "ERASE FAILED!\n");
+ return -1;
+ }
+ printf("done.\n");
printf_debug("total_size is %d\n", total_size);
for (i = 0; i < total_size; i += 256) {
int l, r;
@@ -281,14 +289,12 @@ int ft2232_spi_write_256(struct flashchip *flash, uint8_t *buf)
if ((r = spi_nbyte_program(i, &buf[i], l))) {
fprintf(stderr, "%s: write fail %d\n", __FUNCTION__, r);
- // spi_write_disable(); chip does this for us
return 1;
}
while (spi_read_status_register() & JEDEC_RDSR_BIT_WIP)
/* loop */;
}
- // spi_write_disable(); chip does this for us
return 0;
}
diff --git a/it87spi.c b/it87spi.c
index 41ce6db..f3b9227 100644
--- a/it87spi.c
+++ b/it87spi.c
@@ -248,32 +248,6 @@ static int it8716f_spi_page_program(struct flashchip *flash, int block, uint8_t
}
/*
- * Program chip using firmware cycle byte programming. (SLOW!)
- * This is for chips which can only handle one byte writes
- * and for chips where memory mapped programming is impossible due to
- * size constraints in IT87* (over 512 kB)
- */
-int it8716f_spi_chip_write_1(struct flashchip *flash, uint8_t *buf)
-{
- int total_size = 1024 * flash->total_size;
- int i;
- int result;
-
- fast_spi = 0;
-
- spi_disable_blockprotect();
- for (i = 0; i < total_size; i++) {
- result = spi_byte_program(i, buf[i]);
- while (spi_read_status_register() & JEDEC_RDSR_BIT_WIP)
- programmer_delay(10);
- }
- /* resume normal ops... */
- OUTB(0x20, it8716f_flashport);
-
- return 0;
-}
-
-/*
* IT8716F only allows maximum of 512 kb SPI mapped to LPC memory cycles
* Need to read this big flash using firmware cycles 3 byte at a time.
*/
@@ -301,8 +275,16 @@ int it8716f_spi_chip_write_256(struct flashchip *flash, uint8_t *buf)
* mapped access.
*/
if ((programmer == PROGRAMMER_IT87SPI) || (total_size > 512 * 1024)) {
- it8716f_spi_chip_write_1(flash, buf);
+ spi_chip_write_1(flash, buf);
} else {
+ spi_disable_blockprotect();
+ /* Erase first */
+ printf("Erasing flash before programming... ");
+ if (flash->erase(flash)) {
+ fprintf(stderr, "ERASE FAILED!\n");
+ return -1;
+ }
+ printf("done.\n");
for (i = 0; i < total_size / 256; i++) {
it8716f_spi_page_program(flash, i, buf);
}
diff --git a/sb600spi.c b/sb600spi.c
index 5f2cf98..c853f42 100644
--- a/sb600spi.c
+++ b/sb600spi.c
@@ -45,12 +45,14 @@ int sb600_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len)
return spi_read_chunked(flash, buf, start, len, 8);
}
+/* FIXME: SB600 can write 5 bytes per transaction. */
int sb600_spi_write_1(struct flashchip *flash, uint8_t *buf)
{
int rc = 0, i;
int total_size = flash->total_size * 1024;
int result;
+ spi_disable_blockprotect();
/* Erase first */
printf("Erasing flash before programming... ");
if (flash->erase(flash)) {
@@ -61,7 +63,6 @@ int sb600_spi_write_1(struct flashchip *flash, uint8_t *buf)
printf("Programming flash");
for (i = 0; i < total_size; i++, buf++) {
- spi_disable_blockprotect();
result = spi_byte_program(i, *buf);
/* wait program complete. */
if (i % 0x8000 == 0)
diff --git a/spi.c b/spi.c
index b2812ba..85d1e47 100644
--- a/spi.c
+++ b/spi.c
@@ -963,6 +963,13 @@ int spi_chip_write_1(struct flashchip *flash, uint8_t *buf)
int i;
spi_disable_blockprotect();
+ /* Erase first */
+ printf("Erasing flash before programming... ");
+ if (flash->erase(flash)) {
+ fprintf(stderr, "ERASE FAILED!\n");
+ return -1;
+ }
+ printf("done.\n");
for (i = 0; i < total_size; i++) {
spi_byte_program(i, buf[i]);
while (spi_read_status_register() & JEDEC_RDSR_BIT_WIP)
diff --git a/wbsio_spi.c b/wbsio_spi.c
index ded0840..6b9425f 100644
--- a/wbsio_spi.c
+++ b/wbsio_spi.c
@@ -183,29 +183,17 @@ int wbsio_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len)
return 1;
}
- read_memmapped(flash, buf, start, len);
- return 0;
+ return read_memmapped(flash, buf, start, len);
}
int wbsio_spi_write_1(struct flashchip *flash, uint8_t *buf)
{
- int pos, size = flash->total_size * 1024;
- int result;
+ int size = flash->total_size * 1024;
- if (flash->total_size > 1024) {
+ if (size > 1024 * 1024) {
fprintf(stderr, "%s: Winbond saved on 4 register bits so max chip size is 1024 KB!\n", __func__);
return 1;
}
- if (flash->erase(flash)) {
- fprintf(stderr, "ERASE FAILED!\n");
- return -1;
- }
- for (pos = 0; pos < size; pos++) {
- result = spi_byte_program(pos, buf[pos]);
- while (spi_read_status_register() & JEDEC_RDSR_BIT_WIP)
- programmer_delay(10);
- }
- spi_write_disable();
- return 0;
+ return spi_chip_write_1(flash, buf);
}
OpenPOWER on IntegriCloud