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-rw-r--r--arch/arm/include/asm/arch-sunxi/nand.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-sunxi/nand.h b/arch/arm/include/asm/arch-sunxi/nand.h
new file mode 100644
index 0000000000..22844d84b8
--- /dev/null
+++ b/arch/arm/include/asm/arch-sunxi/nand.h
@@ -0,0 +1,67 @@
+/*
+ * (C) Copyright 2015 Roy Spliet <rspliet@ultimaker.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _SUNXI_NAND_H
+#define _SUNXI_NAND_H
+
+#include <linux/types.h>
+
+struct sunxi_nand
+{
+ u32 ctl; /* 0x000 Configure and control */
+ u32 st; /* 0x004 Status information */
+ u32 intr; /* 0x008 Interrupt control */
+ u32 timing_ctl; /* 0x00C Timing control */
+ u32 timing_cfg; /* 0x010 Timing configure */
+ u32 addr_low; /* 0x014 Low word address */
+ u32 addr_high; /* 0x018 High word address */
+ u32 block_num; /* 0x01C Data block number */
+ u32 data_cnt; /* 0x020 Data counter for transfer */
+ u32 cmd; /* 0x024 NDFC commands */
+ u32 rcmd_set; /* 0x028 Read command set for vendor NAND mem */
+ u32 wcmd_set; /* 0x02C Write command set */
+ u32 io_data; /* 0x030 IO data */
+ u32 ecc_ctl; /* 0x034 ECC configure and control */
+ u32 ecc_st; /* 0x038 ECC status and operation info */
+ u32 efr; /* 0x03C Enhanced feature */
+ u32 err_cnt0; /* 0x040 Corrected error bit counter 0 */
+ u32 err_cnt1; /* 0x044 Corrected error bit counter 1 */
+ u32 user_data[16]; /* 0x050[16] User data field */
+ u32 efnand_st; /* 0x090 EFNAND status */
+ u32 res0[3];
+ u32 spare_area; /* 0x0A0 Spare area configure */
+ u32 pat_id; /* 0x0A4 Pattern ID register */
+ u32 rdata_sta_ctl; /* 0x0A8 Read data status control */
+ u32 rdata_sta_0; /* 0x0AC Read data status 0 */
+ u32 rdata_sta_1; /* 0x0B0 Read data status 1 */
+ u32 res1[3];
+ u32 mdma_addr; /* 0x0C0 MBUS DMA Address */
+ u32 mdma_cnt; /* 0x0C4 MBUS DMA data counter */
+};
+
+#define SUNXI_NAND_CTL_EN (1 << 0)
+#define SUNXI_NAND_CTL_RST (1 << 1)
+#define SUNXI_NAND_CTL_PAGE_SIZE(a) ((fls(a) - 11) << 8)
+#define SUNXI_NAND_CTL_RAM_METHOD_DMA (1 << 14)
+
+#define SUNXI_NAND_ST_CMD_INT (1 << 1)
+#define SUNXI_NAND_ST_DMA_INT (1 << 2)
+#define SUNXI_NAND_ST_FIFO_FULL (1 << 3)
+
+#define SUNXI_NAND_CMD_ADDR_CYCLES(a) ((a - 1) << 16);
+#define SUNXI_NAND_CMD_SEND_CMD1 (1 << 22)
+#define SUNXI_NAND_CMD_WAIT_FLAG (1 << 23)
+#define SUNXI_NAND_CMD_ORDER_INTERLEAVE 0
+#define SUNXI_NAND_CMD_ORDER_SEQ (1 << 25)
+
+#define SUNXI_NAND_ECC_CTL_ECC_EN (1 << 0)
+#define SUNXI_NAND_ECC_CTL_PIPELINE (1 << 3)
+#define SUNXI_NAND_ECC_CTL_BS_512B (1 << 5)
+#define SUNXI_NAND_ECC_CTL_RND_EN (1 << 9)
+#define SUNXI_NAND_ECC_CTL_MODE(a) ((a) << 12)
+#define SUNXI_NAND_ECC_CTL_RND_SEED(a) ((a) << 16)
+
+#endif /* _SUNXI_NAND_H */