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mtd: rawnand: sunxi: introduce reg_spare_area in sunxi_nfc_caps

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The H6/H616 spare area register is not at the same offset as the
A10/A23 one, so move its offset into sunxi_nfc_caps.

No functional change.

Signed-off-by: Richard Genoud <richard.genoud@bootlin.com>
Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
This commit is contained in:
Richard Genoud 2025-10-28 08:35:05 +01:00 committed by Miquel Raynal
parent ee61bba4ee
commit 6208274d0a
1 changed files with 7 additions and 2 deletions
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9
drivers/mtd/nand/raw/sunxi_nand.c
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@ -54,7 +54,8 @@
#define NFC_REG_ECC_ERR_CNT(nfc, x) ((nfc->caps->reg_ecc_err_cnt + (x)) & ~0x3)
#define NFC_REG_A10_USER_DATA 0x0050
#define NFC_REG_USER_DATA(nfc, x) (nfc->caps->reg_user_data + ((x) * 4))
#define NFC_REG_SPARE_AREA 0x00A0
#define NFC_REG_SPARE_AREA(nfc) (nfc->caps->reg_spare_area)
#define NFC_REG_A10_SPARE_AREA 0x00A0
#define NFC_REG_PAT_ID(nfc) (nfc->caps->reg_pat_id)
#define NFC_REG_A10_PAT_ID 0x00A4
#define NFC_REG_MDMA_ADDR 0x00C0
@ -239,6 +240,7 @@ static inline struct sunxi_nand_chip *to_sunxi_nand(struct nand_chip *nand)
* @reg_io_data: I/O data register
* @reg_ecc_err_cnt: ECC error counter register
* @reg_user_data: User data register
* @reg_spare_area: Spare Area Register
* @reg_pat_id: Pattern ID Register
* @reg_pat_found: Data Pattern Status Register
* @random_en_mask: RANDOM_EN mask in NFC_ECC_CTL register
@ -255,6 +257,7 @@ struct sunxi_nfc_caps {
unsigned int reg_io_data;
unsigned int reg_ecc_err_cnt;
unsigned int reg_user_data;
unsigned int reg_spare_area;
unsigned int reg_pat_id;
unsigned int reg_pat_found;
unsigned int random_en_mask;
@ -477,7 +480,7 @@ static void sunxi_nfc_select_chip(struct nand_chip *nand, unsigned int cs)
if (sel->rb >= 0)
ctl |= NFC_RB_SEL(sel->rb);
writel(mtd->writesize, nfc->regs + NFC_REG_SPARE_AREA);
writel(mtd->writesize, nfc->regs + NFC_REG_SPARE_AREA(nfc));
if (nfc->clk_rate != sunxi_nand->clk_rate) {
clk_set_rate(nfc->mod_clk, sunxi_nand->clk_rate);
@ -2236,6 +2239,7 @@ static const struct sunxi_nfc_caps sunxi_nfc_a10_caps = {
.reg_io_data = NFC_REG_A10_IO_DATA,
.reg_ecc_err_cnt = NFC_REG_A10_ECC_ERR_CNT,
.reg_user_data = NFC_REG_A10_USER_DATA,
.reg_spare_area = NFC_REG_A10_SPARE_AREA,
.reg_pat_id = NFC_REG_A10_PAT_ID,
.reg_pat_found = NFC_REG_ECC_ST,
.random_en_mask = BIT(9),
@ -2253,6 +2257,7 @@ static const struct sunxi_nfc_caps sunxi_nfc_a23_caps = {
.reg_io_data = NFC_REG_A23_IO_DATA,
.reg_ecc_err_cnt = NFC_REG_A10_ECC_ERR_CNT,
.reg_user_data = NFC_REG_A10_USER_DATA,
.reg_spare_area = NFC_REG_A10_SPARE_AREA,
.reg_pat_id = NFC_REG_A10_PAT_ID,
.reg_pat_found = NFC_REG_ECC_ST,
.random_en_mask = BIT(9),