From 5d69df3541c3c1a40ed71ff250b9c98bf2b9f582 Mon Sep 17 00:00:00 2001
From: Jagan Teki <jteki@openedev.com>
Date: Sat, 27 Jun 2015 00:51:30 +0530
Subject: spi/sf: Minor cleanups

- Adjust tab spaces
- Add comments

Signed-off-by: Jagan Teki <jteki@openedev.com>

diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h
index 81eea8c..9fb5557 100644
--- a/drivers/mtd/spi/sf_internal.h
+++ b/drivers/mtd/spi/sf_internal.h
@@ -31,9 +31,9 @@ enum spi_read_cmds {
 };
 
 /* Normal - Extended - Full command set */
-#define RD_NORM	(ARRAY_SLOW | ARRAY_FAST)
-#define RD_EXTN	(RD_NORM | DUAL_OUTPUT_FAST | DUAL_IO_FAST)
-#define RD_FULL	(RD_EXTN | QUAD_OUTPUT_FAST | QUAD_IO_FAST)
+#define RD_NORM		(ARRAY_SLOW | ARRAY_FAST)
+#define RD_EXTN		(RD_NORM | DUAL_OUTPUT_FAST | DUAL_IO_FAST)
+#define RD_FULL		(RD_EXTN | QUAD_OUTPUT_FAST | QUAD_IO_FAST)
 
 /* sf param flags */
 enum {
@@ -67,12 +67,12 @@ enum {
 #define CMD_WRITE_STATUS		0x01
 #define CMD_PAGE_PROGRAM		0x02
 #define CMD_WRITE_DISABLE		0x04
-#define CMD_READ_STATUS		0x05
+#define CMD_READ_STATUS			0x05
 #define CMD_QUAD_PAGE_PROGRAM		0x32
 #define CMD_READ_STATUS1		0x35
 #define CMD_WRITE_ENABLE		0x06
-#define CMD_READ_CONFIG		0x35
-#define CMD_FLAG_STATUS		0x70
+#define CMD_READ_CONFIG			0x35
+#define CMD_FLAG_STATUS			0x70
 
 /* Read commands */
 #define CMD_READ_ARRAY_SLOW		0x03
@@ -99,13 +99,13 @@ enum {
 
 /* Flash timeout values */
 #define SPI_FLASH_PROG_TIMEOUT		(2 * CONFIG_SYS_HZ)
-#define SPI_FLASH_PAGE_ERASE_TIMEOUT		(5 * CONFIG_SYS_HZ)
+#define SPI_FLASH_PAGE_ERASE_TIMEOUT	(5 * CONFIG_SYS_HZ)
 #define SPI_FLASH_SECTOR_ERASE_TIMEOUT	(10 * CONFIG_SYS_HZ)
 
 /* SST specific */
 #ifdef CONFIG_SPI_FLASH_SST
 # define CMD_SST_BP		0x02    /* Byte Program */
-# define CMD_SST_AAI_WP	0xAD	/* Auto Address Incr Word Program */
+# define CMD_SST_AAI_WP		0xAD	/* Auto Address Incr Word Program */
 
 int sst_write_wp(struct spi_flash *flash, u32 offset, size_t len,
 		const void *buf);
@@ -121,7 +121,7 @@ int sst_write_bp(struct spi_flash *flash, u32 offset, size_t len,
  * @ext_jedec:		Device ext_jedec ID
  * @sector_size:	Isn't necessarily a sector size from vendor,
  *			the size listed here is what works with CMD_ERASE_64K
- * @nr_sectors:	No.of sectors on this device
+ * @nr_sectors:		No.of sectors on this device
  * @e_rd_cmd:		Enum list for read commands
  * @flags:		Important param, for flash specific behaviour
  */
diff --git a/include/spi.h b/include/spi.h
index f4b93e6..1836236 100644
--- a/include/spi.h
+++ b/include/spi.h
@@ -54,7 +54,7 @@
 /* Header byte that marks the start of the message */
 #define SPI_PREAMBLE_END_BYTE	0xec
 
-#define SPI_DEFAULT_WORDLEN 8
+#define SPI_DEFAULT_WORDLEN	8
 
 #ifdef CONFIG_DM_SPI
 /* TODO(sjg@chromium.org): Remove this and use max_hz from struct spi_slave */
diff --git a/include/spi_flash.h b/include/spi_flash.h
index f2814ef..3b2d555 100644
--- a/include/spi_flash.h
+++ b/include/spi_flash.h
@@ -37,13 +37,15 @@ struct spi_slave;
  * struct spi_flash - SPI flash structure
  *
  * @spi:		SPI slave
+ * @dev:		SPI flash device
+ * @flags:		Indication of spi flash flags
  * @name:		Name of SPI flash
- * @dual_flash:	Indicates dual flash memories - dual stacked, parallel
+ * @dual_flash:		Indicates dual flash memories - dual stacked, parallel
  * @shift:		Flash shift useful in dual parallel
  * @size:		Total flash size
  * @page_size:		Write (page) size
  * @sector_size:	Sector size
- * @erase_size:	Erase size
+ * @erase_size:		Erase size
  * @bank_read_cmd:	Bank read cmd
  * @bank_write_cmd:	Bank write cmd
  * @bank_curr:		Current flash bank
@@ -51,8 +53,8 @@ struct spi_slave;
  * @erase_cmd:		Erase cmd 4K, 32K, 64K
  * @read_cmd:		Read cmd - Array Fast, Extn read and quad read.
  * @write_cmd:		Write cmd - page and quad program.
- * @dummy_byte:	Dummy cycles for read operation.
- * @memory_map:	Address of read-only SPI flash access
+ * @dummy_byte:		Dummy cycles for read operation.
+ * @memory_map:		Address of read-only SPI flash access
  * @read:		Flash read ops: Read len bytes at offset into buf
  *			Supported cmds: Fast Array Read
  * @write:		Flash write ops: Write len bytes from buf into offset
-- 
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