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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>
This commit is contained in:
RogerCC Lin 2017-11-30 22:10:45 +08:00 committed by Boris Brezillon
parent b45ee5501e
commit 98dea8d719
2 changed files with 42 additions and 0 deletions
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26
drivers/mtd/nand/mtk_ecc.c
View File

@ -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,
},
{},
};

16
drivers/mtd/nand/mtk_nand.c
View File

@ -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);
@ -1400,6 +1404,15 @@ 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",
@ -1407,6 +1420,9 @@ 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,
},
{}
};