1 files changed, 116 insertions, 0 deletions
diff --git a/include/linux/mtd/samsung_onenand.h b/include/linux/mtd/samsung_onenand.h
new file mode 100644
index 0000000..7774fec
--- /dev/null
+++ b/include/linux/mtd/samsung_onenand.h
@@ -0,0 +1,116 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ *  Copyright (C) 2005-2009 Samsung Electronics
+ *  Minkyu Kang <mk7.kang@samsung.com>
+ *  Kyungmin Park <kyungmin.park@samsung.com>
+ */
+
+#ifndef __SAMSUNG_ONENAND_H__
+#define __SAMSUNG_ONENAND_H__
+
+/*
+ * OneNAND Controller
+ */
+
+#ifndef __ASSEMBLY__
+struct samsung_onenand {
+	unsigned int	mem_cfg;	/* 0x0000 */
+	unsigned char	res1[0xc];
+	unsigned int	burst_len;	/* 0x0010 */
+	unsigned char	res2[0xc];
+	unsigned int	mem_reset;	/* 0x0020 */
+	unsigned char	res3[0xc];
+	unsigned int	int_err_stat;	/* 0x0030 */
+	unsigned char	res4[0xc];
+	unsigned int	int_err_mask;	/* 0x0040 */
+	unsigned char	res5[0xc];
+	unsigned int	int_err_ack;	/* 0x0050 */
+	unsigned char	res6[0xc];
+	unsigned int	ecc_err_stat;	/* 0x0060 */
+	unsigned char	res7[0xc];
+	unsigned int	manufact_id;	/* 0x0070 */
+	unsigned char	res8[0xc];
+	unsigned int	device_id;	/* 0x0080 */
+	unsigned char	res9[0xc];
+	unsigned int	data_buf_size;	/* 0x0090 */
+	unsigned char	res10[0xc];
+	unsigned int	boot_buf_size;	/* 0x00A0 */
+	unsigned char	res11[0xc];
+	unsigned int	buf_amount;	/* 0x00B0 */
+	unsigned char	res12[0xc];
+	unsigned int	tech;		/* 0x00C0 */
+	unsigned char	res13[0xc];
+	unsigned int	fba;		/* 0x00D0 */
+	unsigned char	res14[0xc];
+	unsigned int	fpa;		/* 0x00E0 */
+	unsigned char	res15[0xc];
+	unsigned int	fsa;		/* 0x00F0 */
+	unsigned char	res16[0x3c];
+	unsigned int	sync_mode;	/* 0x0130 */
+	unsigned char	res17[0xc];
+	unsigned int	trans_spare;	/* 0x0140 */
+	unsigned char	res18[0x3c];
+	unsigned int	err_page_addr;	/* 0x0180 */
+	unsigned char	res19[0x1c];
+	unsigned int	int_pin_en;	/* 0x01A0 */
+	unsigned char	res20[0x1c];
+	unsigned int	acc_clock;	/* 0x01C0 */
+	unsigned char	res21[0x1c];
+	unsigned int	err_blk_addr;	/* 0x01E0 */
+	unsigned char	res22[0xc];
+	unsigned int	flash_ver_id;	/* 0x01F0 */
+	unsigned char	res23[0x6c];
+	unsigned int	watchdog_cnt_low;	/* 0x0260 */
+	unsigned char	res24[0xc];
+	unsigned int	watchdog_cnt_hi;	/* 0x0270 */
+	unsigned char	res25[0xc];
+	unsigned int	sync_write;	/* 0x0280 */
+	unsigned char	res26[0x1c];
+	unsigned int	cold_reset;	/* 0x02A0 */
+	unsigned char	res27[0xc];
+	unsigned int	ddp_device;	/* 0x02B0 */
+	unsigned char	res28[0xc];
+	unsigned int	multi_plane;	/* 0x02C0 */
+	unsigned char	res29[0x1c];
+	unsigned int	trans_mode;	/* 0x02E0 */
+	unsigned char	res30[0x1c];
+	unsigned int	ecc_err_stat2;	/* 0x0300 */
+	unsigned char	res31[0xc];
+	unsigned int	ecc_err_stat3;	/* 0x0310 */
+	unsigned char	res32[0xc];
+	unsigned int	ecc_err_stat4;	/* 0x0320 */
+	unsigned char	res33[0x1c];
+	unsigned int	dev_page_size;	/* 0x0340 */
+	unsigned char	res34[0x4c];
+	unsigned int	int_mon_status;	/* 0x0390 */
+};
+#endif
+
+#define ONENAND_MEM_RESET_HOT	0x3
+#define ONENAND_MEM_RESET_COLD	0x2
+#define ONENAND_MEM_RESET_WARM	0x1
+
+#define INT_ERR_ALL	0x3fff
+#define CACHE_OP_ERR    (1 << 13)
+#define RST_CMP         (1 << 12)
+#define RDY_ACT         (1 << 11)
+#define INT_ACT         (1 << 10)
+#define UNSUP_CMD       (1 << 9)
+#define LOCKED_BLK      (1 << 8)
+#define BLK_RW_CMP      (1 << 7)
+#define ERS_CMP         (1 << 6)
+#define PGM_CMP         (1 << 5)
+#define LOAD_CMP        (1 << 4)
+#define ERS_FAIL        (1 << 3)
+#define PGM_FAIL        (1 << 2)
+#define INT_TO          (1 << 1)
+#define LD_FAIL_ECC_ERR (1 << 0)
+
+#define TSRF		(1 << 0)
+
+/* common initialize function */
+extern void s3c_onenand_init(struct mtd_info *);
+extern int s5pc110_chip_probe(struct mtd_info *);
+extern int s5pc210_chip_probe(struct mtd_info *);
+
+#endif