diff options
Diffstat (limited to 'target/linux/mediatek/patches-4.14/0167-mtd-nand-mtk-Support-MT7622-NAND-flash-controller.patch')
| -rw-r--r-- | target/linux/mediatek/patches-4.14/0167-mtd-nand-mtk-Support-MT7622-NAND-flash-controller.patch | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-4.14/0167-mtd-nand-mtk-Support-MT7622-NAND-flash-controller.patch b/target/linux/mediatek/patches-4.14/0167-mtd-nand-mtk-Support-MT7622-NAND-flash-controller.patch new file mode 100644 index 0000000000..d7550ee7e8 --- /dev/null +++ b/target/linux/mediatek/patches-4.14/0167-mtd-nand-mtk-Support-MT7622-NAND-flash-controller.patch @@ -0,0 +1,116 @@ +From f395a149fbbc190afbadbdcf9ce95f85f78da22f Mon Sep 17 00:00:00 2001 +From: RogerCC Lin <rogercc.lin@mediatek.com> +Date: Thu, 30 Nov 2017 22:10:45 +0800 +Subject: [PATCH 167/224] mtd: nand: mtk: Support MT7622 NAND flash controller. + +Add tables to support MT7622 NAND flash controller. + +Signed-off-by: RogerCC Lin <rogercc.lin@mediatek.com> +Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> +--- + drivers/mtd/nand/mtk_ecc.c | 26 ++++++++++++++++++++++++++ + drivers/mtd/nand/mtk_nand.c | 16 ++++++++++++++++ + 2 files changed, 42 insertions(+) + +diff --git a/drivers/mtd/nand/mtk_ecc.c b/drivers/mtd/nand/mtk_ecc.c +index 6610eefaa92b..40d86a861a70 100644 +--- a/drivers/mtd/nand/mtk_ecc.c ++++ b/drivers/mtd/nand/mtk_ecc.c +@@ -83,6 +83,10 @@ static const u8 ecc_strength_mt2712[] = { + 40, 44, 48, 52, 56, 60, 68, 72, 80 + }; + ++static const u8 ecc_strength_mt7622[] = { ++ 4, 6, 8, 10, 12, 14, 16 ++}; ++ + enum mtk_ecc_regs { + ECC_ENCPAR00, + ECC_ENCIRQ_EN, +@@ -110,6 +114,15 @@ static int mt2712_ecc_regs[] = { + [ECC_DECIRQ_STA] = 0x204, + }; + ++static int mt7622_ecc_regs[] = { ++ [ECC_ENCPAR00] = 0x10, ++ [ECC_ENCIRQ_EN] = 0x30, ++ [ECC_ENCIRQ_STA] = 0x34, ++ [ECC_DECDONE] = 0x11c, ++ [ECC_DECIRQ_EN] = 0x140, ++ [ECC_DECIRQ_STA] = 0x144, ++}; ++ + static inline void mtk_ecc_wait_idle(struct mtk_ecc *ecc, + enum mtk_ecc_operation op) + { +@@ -458,6 +471,16 @@ static const struct mtk_ecc_caps mtk_ecc_caps_mt2712 = { + .pg_irq_sel = 1, + }; + ++static const struct mtk_ecc_caps mtk_ecc_caps_mt7622 = { ++ .err_mask = 0x3f, ++ .ecc_strength = ecc_strength_mt7622, ++ .ecc_regs = mt7622_ecc_regs, ++ .num_ecc_strength = 7, ++ .ecc_mode_shift = 4, ++ .parity_bits = 13, ++ .pg_irq_sel = 0, ++}; ++ + static const struct of_device_id mtk_ecc_dt_match[] = { + { + .compatible = "mediatek,mt2701-ecc", +@@ -465,6 +488,9 @@ static const struct of_device_id mtk_ecc_dt_match[] = { + }, { + .compatible = "mediatek,mt2712-ecc", + .data = &mtk_ecc_caps_mt2712, ++ }, { ++ .compatible = "mediatek,mt7622-ecc", ++ .data = &mtk_ecc_caps_mt7622, + }, + {}, + }; +diff --git a/drivers/mtd/nand/mtk_nand.c b/drivers/mtd/nand/mtk_nand.c +index 7349aa846f9a..8f71b405d639 100644 +--- a/drivers/mtd/nand/mtk_nand.c ++++ b/drivers/mtd/nand/mtk_nand.c +@@ -174,6 +174,10 @@ static const u8 spare_size_mt2712[] = { + 74 + }; + ++static const u8 spare_size_mt7622[] = { ++ 16, 26, 27, 28 ++}; ++ + static inline struct mtk_nfc_nand_chip *to_mtk_nand(struct nand_chip *nand) + { + return container_of(nand, struct mtk_nfc_nand_chip, nand); +@@ -1409,6 +1413,15 @@ static const struct mtk_nfc_caps mtk_nfc_caps_mt2712 = { + .max_sector_size = 1024, + }; + ++static const struct mtk_nfc_caps mtk_nfc_caps_mt7622 = { ++ .spare_size = spare_size_mt7622, ++ .num_spare_size = 4, ++ .pageformat_spare_shift = 4, ++ .nfi_clk_div = 1, ++ .max_sector = 8, ++ .max_sector_size = 512, ++}; ++ + static const struct of_device_id mtk_nfc_id_table[] = { + { + .compatible = "mediatek,mt2701-nfc", +@@ -1416,6 +1429,9 @@ static const struct of_device_id mtk_nfc_id_table[] = { + }, { + .compatible = "mediatek,mt2712-nfc", + .data = &mtk_nfc_caps_mt2712, ++ }, { ++ .compatible = "mediatek,mt7622-nfc", ++ .data = &mtk_nfc_caps_mt7622, + }, + {} + }; +-- +2.11.0 + |