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authorBoris Brezillon <boris.brezillon@bootlin.com>2018-09-07 00:38:51 +0200
committerMiquel Raynal <miquel.raynal@bootlin.com>2018-10-03 11:12:25 +0200
commit8ae3fbf81b9cfdd1fec0451181213742b73fdf1a (patch)
tree6e7ae4e1bb214e0ce115023e5a30771062572f63 /include/linux/mtd
parentmtd: rawnand: Move ONFI code to nand_onfi.c (diff)
downloadlinux-dev-8ae3fbf81b9cfdd1fec0451181213742b73fdf1a.tar.xz
linux-dev-8ae3fbf81b9cfdd1fec0451181213742b73fdf1a.zip
mtd: rawnand: Move JEDEC code to nand_jedec.c
This moves JEDEC related code to nand_jedec.c and JEDEC related struct/macros to include/linux/mtd/jedec.h. Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Diffstat (limited to 'include/linux/mtd')
-rw-r--r--include/linux/mtd/jedec.h91
-rw-r--r--include/linux/mtd/rawnand.h79
2 files changed, 92 insertions, 78 deletions
diff --git a/include/linux/mtd/jedec.h b/include/linux/mtd/jedec.h
new file mode 100644
index 000000000000..0b6b59f7cfbd
--- /dev/null
+++ b/include/linux/mtd/jedec.h
@@ -0,0 +1,91 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright © 2000-2010 David Woodhouse <dwmw2@infradead.org>
+ * Steven J. Hill <sjhill@realitydiluted.com>
+ * Thomas Gleixner <tglx@linutronix.de>
+ *
+ * Contains all JEDEC related definitions
+ */
+
+#ifndef __LINUX_MTD_JEDEC_H
+#define __LINUX_MTD_JEDEC_H
+
+struct jedec_ecc_info {
+ u8 ecc_bits;
+ u8 codeword_size;
+ __le16 bb_per_lun;
+ __le16 block_endurance;
+ u8 reserved[2];
+} __packed;
+
+/* JEDEC features */
+#define JEDEC_FEATURE_16_BIT_BUS (1 << 0)
+
+struct nand_jedec_params {
+ /* rev info and features block */
+ /* 'J' 'E' 'S' 'D' */
+ u8 sig[4];
+ __le16 revision;
+ __le16 features;
+ u8 opt_cmd[3];
+ __le16 sec_cmd;
+ u8 num_of_param_pages;
+ u8 reserved0[18];
+
+ /* manufacturer information block */
+ char manufacturer[12];
+ char model[20];
+ u8 jedec_id[6];
+ u8 reserved1[10];
+
+ /* memory organization block */
+ __le32 byte_per_page;
+ __le16 spare_bytes_per_page;
+ u8 reserved2[6];
+ __le32 pages_per_block;
+ __le32 blocks_per_lun;
+ u8 lun_count;
+ u8 addr_cycles;
+ u8 bits_per_cell;
+ u8 programs_per_page;
+ u8 multi_plane_addr;
+ u8 multi_plane_op_attr;
+ u8 reserved3[38];
+
+ /* electrical parameter block */
+ __le16 async_sdr_speed_grade;
+ __le16 toggle_ddr_speed_grade;
+ __le16 sync_ddr_speed_grade;
+ u8 async_sdr_features;
+ u8 toggle_ddr_features;
+ u8 sync_ddr_features;
+ __le16 t_prog;
+ __le16 t_bers;
+ __le16 t_r;
+ __le16 t_r_multi_plane;
+ __le16 t_ccs;
+ __le16 io_pin_capacitance_typ;
+ __le16 input_pin_capacitance_typ;
+ __le16 clk_pin_capacitance_typ;
+ u8 driver_strength_support;
+ __le16 t_adl;
+ u8 reserved4[36];
+
+ /* ECC and endurance block */
+ u8 guaranteed_good_blocks;
+ __le16 guaranteed_block_endurance;
+ struct jedec_ecc_info ecc_info[4];
+ u8 reserved5[29];
+
+ /* reserved */
+ u8 reserved6[148];
+
+ /* vendor */
+ __le16 vendor_rev_num;
+ u8 reserved7[88];
+
+ /* CRC for Parameter Page */
+ __le16 crc;
+} __packed;
+
+#endif /* __LINUX_MTD_JEDEC_H */
diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h
index f4fc0cce7c55..68d09e01fa56 100644
--- a/include/linux/mtd/rawnand.h
+++ b/include/linux/mtd/rawnand.h
@@ -21,6 +21,7 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/flashchip.h>
#include <linux/mtd/bbm.h>
+#include <linux/mtd/jedec.h>
#include <linux/mtd/onfi.h>
#include <linux/of.h>
#include <linux/types.h>
@@ -205,84 +206,6 @@ enum nand_ecc_algo {
#define NAND_CI_CELLTYPE_MSK 0x0C
#define NAND_CI_CELLTYPE_SHIFT 2
-struct jedec_ecc_info {
- u8 ecc_bits;
- u8 codeword_size;
- __le16 bb_per_lun;
- __le16 block_endurance;
- u8 reserved[2];
-} __packed;
-
-/* JEDEC features */
-#define JEDEC_FEATURE_16_BIT_BUS (1 << 0)
-
-struct nand_jedec_params {
- /* rev info and features block */
- /* 'J' 'E' 'S' 'D' */
- u8 sig[4];
- __le16 revision;
- __le16 features;
- u8 opt_cmd[3];
- __le16 sec_cmd;
- u8 num_of_param_pages;
- u8 reserved0[18];
-
- /* manufacturer information block */
- char manufacturer[12];
- char model[20];
- u8 jedec_id[6];
- u8 reserved1[10];
-
- /* memory organization block */
- __le32 byte_per_page;
- __le16 spare_bytes_per_page;
- u8 reserved2[6];
- __le32 pages_per_block;
- __le32 blocks_per_lun;
- u8 lun_count;
- u8 addr_cycles;
- u8 bits_per_cell;
- u8 programs_per_page;
- u8 multi_plane_addr;
- u8 multi_plane_op_attr;
- u8 reserved3[38];
-
- /* electrical parameter block */
- __le16 async_sdr_speed_grade;
- __le16 toggle_ddr_speed_grade;
- __le16 sync_ddr_speed_grade;
- u8 async_sdr_features;
- u8 toggle_ddr_features;
- u8 sync_ddr_features;
- __le16 t_prog;
- __le16 t_bers;
- __le16 t_r;
- __le16 t_r_multi_plane;
- __le16 t_ccs;
- __le16 io_pin_capacitance_typ;
- __le16 input_pin_capacitance_typ;
- __le16 clk_pin_capacitance_typ;
- u8 driver_strength_support;
- __le16 t_adl;
- u8 reserved4[36];
-
- /* ECC and endurance block */
- u8 guaranteed_good_blocks;
- __le16 guaranteed_block_endurance;
- struct jedec_ecc_info ecc_info[4];
- u8 reserved5[29];
-
- /* reserved */
- u8 reserved6[148];
-
- /* vendor */
- __le16 vendor_rev_num;
- u8 reserved7[88];
-
- /* CRC for Parameter Page */
- __le16 crc;
-} __packed;
-
/**
* struct nand_parameters - NAND generic parameters from the parameter page
* @model: Model name