diff options
Diffstat (limited to 'target/linux/sunxi/patches-4.1/128-2-mtd-nand-support-non-ONFI-timings.patch')
| -rw-r--r-- | target/linux/sunxi/patches-4.1/128-2-mtd-nand-support-non-ONFI-timings.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/sunxi/patches-4.1/128-2-mtd-nand-support-non-ONFI-timings.patch b/target/linux/sunxi/patches-4.1/128-2-mtd-nand-support-non-ONFI-timings.patch new file mode 100644 index 0000000..03c7f26 --- /dev/null +++ b/target/linux/sunxi/patches-4.1/128-2-mtd-nand-support-non-ONFI-timings.patch @@ -0,0 +1,28 @@ +--- a/drivers/mtd/nand/nand_base.c ++++ b/drivers/mtd/nand/nand_base.c +@@ -4262,8 +4262,13 @@ static bool find_full_id_nand(struct mtd + chip->ecc_strength_ds = NAND_ECC_STRENGTH(type); + chip->ecc_step_ds = NAND_ECC_STEP(type); + +- mode = type->onfi_timing_mode_default; +- chip->sdr_timings = onfi_async_timing_mode_to_sdr_timings(mode); ++ if (type->custom_sdr_timing) { ++ chip->sdr_timings = type->custom_sdr_timing; ++ } else { ++ mode = type->onfi_timing_mode_default; ++ chip->sdr_timings = ++ onfi_async_timing_mode_to_sdr_timings(mode); ++ } + + *busw = type->options & NAND_BUSWIDTH_16; + +--- a/include/linux/mtd/nand.h ++++ b/include/linux/mtd/nand.h +@@ -988,6 +988,7 @@ struct nand_flash_dev { + uint16_t step_ds; + } ecc; + int onfi_timing_mode_default; ++ const struct nand_sdr_timings *custom_sdr_timing; + }; + + /** |