diff options
Diffstat (limited to 'it87spi.c')
| -rw-r--r-- | it87spi.c | 14 |
1 files changed, 10 insertions, 4 deletions
@@ -219,10 +219,12 @@ static int it8716f_spi_page_program(int block, uint8_t *buf, uint8_t *bios) } /* - * IT8716F only allows maximum of 512 kb SPI mapped to LPC memory cycles * 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_over512k_spi_chip_write(struct flashchip *flash, uint8_t *buf) +int it8716f_spi_chip_write_1(struct flashchip *flash, uint8_t *buf) { int total_size = 1024 * flash->total_size; int i; @@ -269,13 +271,17 @@ int it8716f_spi_chip_read(struct flashchip *flash, uint8_t *buf) return 0; } -int it8716f_spi_chip_write(struct flashchip *flash, uint8_t *buf) +int it8716f_spi_chip_write_256(struct flashchip *flash, uint8_t *buf) { int total_size = 1024 * flash->total_size; int i; + /* + * IT8716F only allows maximum of 512 kb SPI chip size for memory + * mapped access. + */ if (total_size > 512 * 1024) { - it8716f_over512k_spi_chip_write(flash, buf); + it8716f_spi_chip_write_1(flash, buf); } else { for (i = 0; i < total_size / 256; i++) { it8716f_spi_page_program(i, buf, |
