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- From f395a149fbbc190afbadbdcf9ce95f85f78da22f Mon Sep 17 00:00:00 2001
- From: RogerCC Lin <[email protected]>
- 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 <[email protected]>
- Signed-off-by: Boris Brezillon <[email protected]>
- ---
- drivers/mtd/nand/mtk_ecc.c | 26 ++++++++++++++++++++++++++
- drivers/mtd/nand/mtk_nand.c | 16 ++++++++++++++++
- 2 files changed, 42 insertions(+)
- --- 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
- .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
- }, {
- .compatible = "mediatek,mt2712-ecc",
- .data = &mtk_ecc_caps_mt2712,
- + }, {
- + .compatible = "mediatek,mt7622-ecc",
- + .data = &mtk_ecc_caps_mt7622,
- },
- {},
- };
- --- 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
- .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
- }, {
- .compatible = "mediatek,mt2712-nfc",
- .data = &mtk_nfc_caps_mt2712,
- + }, {
- + .compatible = "mediatek,mt7622-nfc",
- + .data = &mtk_nfc_caps_mt7622,
- },
- {}
- };
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