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Message-ID: <20251013152645.1119308-11-richard.genoud@bootlin.com>
Date: Mon, 13 Oct 2025 17:26:40 +0200
From: Richard Genoud <richard.genoud@...tlin.com>
To: Miquel Raynal <miquel.raynal@...tlin.com>,
Richard Weinberger <richard@....at>,
Vignesh Raghavendra <vigneshr@...com>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Chen-Yu Tsai <wens@...e.org>,
Jernej Skrabec <jernej.skrabec@...il.com>,
Samuel Holland <samuel@...lland.org>
Cc: Uwe Kleine-König <u.kleine-koenig@...libre.com>,
Wentao Liang <vulab@...as.ac.cn>,
Johan Hovold <johan@...nel.org>,
Maxime Ripard <mripard@...nel.org>,
Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
linux-mtd@...ts.infradead.org,
devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-sunxi@...ts.linux.dev,
linux-kernel@...r.kernel.org,
Richard Genoud <richard.genoud@...tlin.com>
Subject: [PATCH v2 10/15] mtd: rawnand: sunxi: introduce reg_spare_area in sunxi_nfc_caps
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@...tlin.com>
---
drivers/mtd/nand/raw/sunxi_nand.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/nand/raw/sunxi_nand.c b/drivers/mtd/nand/raw/sunxi_nand.c
index e8c08f0139d2..da7b8b81d39e 100644
--- a/drivers/mtd/nand/raw/sunxi_nand.c
+++ b/drivers/mtd/nand/raw/sunxi_nand.c
@@ -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
@@ -228,6 +229,7 @@ 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
@@ -244,6 +246,7 @@ 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;
@@ -466,7 +469,7 @@ 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);
@@ -2226,6 +2229,7 @@ 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),
@@ -2243,6 +2247,7 @@ 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),
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