mtd: nand: davinci: add header file for driver definitions

The definitions inside emif_defs.h concern davinci nand driver and
should be in it's header. So create header file for davinci nand
driver and move definitions from emif_defs.h and nand_defs.h to it.

Acked-by: Vitaly Andrianov <vitalya@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
[trini: Fixup more davinci breakage]
Signed-off-by: Tom Rini <trini@ti.com>

11 files changed, 45 insertions, 175 deletions

diff --git a/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c b/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c
index b91e948ce3..19730cef8c 100644
--- a/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c
+++ b/arch/arm/cpu/arm926ejs/davinci/da850_lowlevel.c
@@ -14,7 +14,7 @@
 #include <asm/arch/hardware.h>
 #include <asm/arch/davinci_misc.h>
 #include <asm/arch/ddr2_defs.h>
-#include <asm/arch/emif_defs.h>
+#include <asm/ti-common/davinci_nand.h>
 #include <asm/arch/pll_defs.h>
 
 void davinci_enable_uart0(void)
diff --git a/arch/arm/cpu/arm926ejs/davinci/dm365_lowlevel.c b/arch/arm/cpu/arm926ejs/davinci/dm365_lowlevel.c
index ee096fe721..c8b44988d3 100644
--- a/arch/arm/cpu/arm926ejs/davinci/dm365_lowlevel.c
+++ b/arch/arm/cpu/arm926ejs/davinci/dm365_lowlevel.c
@@ -11,6 +11,7 @@
 #include <nand.h>
 #include <ns16550.h>
 #include <post.h>
+#include <asm/ti-common/davinci_nand.h>
 #include <asm/arch/dm365_lowlevel.h>
 #include <asm/arch/hardware.h>
 
diff --git a/arch/arm/cpu/armv7/keystone/aemif.c b/arch/arm/cpu/armv7/keystone/aemif.c
index 9b26886dba..bcbb95aa44 100644
--- a/arch/arm/cpu/armv7/keystone/aemif.c
+++ b/arch/arm/cpu/armv7/keystone/aemif.c
@@ -10,7 +10,7 @@
 #include <common.h>
 #include <asm/io.h>
 #include <asm/arch/clock.h>
-#include <asm/arch/emif_defs.h>
+#include <asm/ti-common/davinci_nand.h>
 
 #define AEMIF_CFG_SELECT_STROBE(v)	((v) ? 1 << 31 : 0)
 #define AEMIF_CFG_EXTEND_WAIT(v)	((v) ? 1 << 30 : 0)
diff --git a/arch/arm/include/asm/arch-davinci/emif_defs.h b/arch/arm/include/asm/arch-davinci/emif_defs.h
deleted file mode 100644
index 7e19cfeed4..0000000000
--- a/arch/arm/include/asm/arch-davinci/emif_defs.h
+++ /dev/null
@@ -1,72 +0,0 @@
-/*
- * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-#ifndef _EMIF_DEFS_H_
-#define _EMIF_DEFS_H_
-
-#include <asm/arch/hardware.h>
-
-struct davinci_emif_regs {
-	u_int32_t	ercsr;
-	u_int32_t	awccr;
-	u_int32_t	sdbcr;
-	u_int32_t	sdrcr;
-	u_int32_t	ab1cr;
-	u_int32_t	ab2cr;
-	u_int32_t	ab3cr;
-	u_int32_t	ab4cr;
-	u_int32_t	sdtimr;
-	u_int32_t	ddrsr;
-	u_int32_t	ddrphycr;
-	u_int32_t	ddrphysr;
-	u_int32_t	totar;
-	u_int32_t	totactr;
-	u_int32_t	ddrphyid_rev;
-	u_int32_t	sdsretr;
-	u_int32_t	eirr;
-	u_int32_t	eimr;
-	u_int32_t	eimsr;
-	u_int32_t	eimcr;
-	u_int32_t	ioctrlr;
-	u_int32_t	iostatr;
-	u_int8_t	rsvd0[8];
-	u_int32_t	nandfcr;
-	u_int32_t	nandfsr;
-	u_int8_t	rsvd1[8];
-	u_int32_t	nandfecc[4];
-	u_int8_t	rsvd2[60];
-	u_int32_t	nand4biteccload;
-	u_int32_t	nand4bitecc[4];
-	u_int32_t	nanderradd1;
-	u_int32_t	nanderradd2;
-	u_int32_t	nanderrval1;
-	u_int32_t	nanderrval2;
-};
-
-#define davinci_emif_regs \
-	((struct davinci_emif_regs *)DAVINCI_ASYNC_EMIF_CNTRL_BASE)
-
-#define DAVINCI_NANDFCR_NAND_ENABLE(n)			(1 << (n-2))
-#define DAVINCI_NANDFCR_4BIT_ECC_SEL_MASK		(3 << 4)
-#define DAVINCI_NANDFCR_4BIT_ECC_SEL(n)			((n-2) << 4)
-#define DAVINCI_NANDFCR_1BIT_ECC_START(n)		(1 << (8 + (n-2)))
-#define DAVINCI_NANDFCR_4BIT_ECC_START			(1 << 12)
-#define DAVINCI_NANDFCR_4BIT_CALC_START			(1 << 13)
-#define DAVINCI_NANDFCR_CS2NAND				(1 << 0)
-
-/* Chip Select setup */
-#define DAVINCI_ABCR_STROBE_SELECT			(1 << 31)
-#define DAVINCI_ABCR_EXT_WAIT				(1 << 30)
-#define DAVINCI_ABCR_WSETUP(n)				(n << 26)
-#define DAVINCI_ABCR_WSTROBE(n)				(n << 20)
-#define DAVINCI_ABCR_WHOLD(n)				(n << 17)
-#define DAVINCI_ABCR_RSETUP(n)				(n << 13)
-#define DAVINCI_ABCR_RSTROBE(n)				(n << 7)
-#define DAVINCI_ABCR_RHOLD(n)				(n << 4)
-#define DAVINCI_ABCR_TA(n)				(n << 2)
-#define DAVINCI_ABCR_ASIZE_16BIT			1
-#define DAVINCI_ABCR_ASIZE_8BIT				0
-
-#endif
diff --git a/arch/arm/include/asm/arch-davinci/hardware.h b/arch/arm/include/asm/arch-davinci/hardware.h
index 98fe56e686..a4eb0bd89b 100644
--- a/arch/arm/include/asm/arch-davinci/hardware.h
+++ b/arch/arm/include/asm/arch-davinci/hardware.h
@@ -597,7 +597,6 @@ static inline enum davinci_clk_ids get_async3_src(void)
 #if defined(CONFIG_SOC_DM365)
 #include <asm/arch/aintc_defs.h>
 #include <asm/arch/ddr2_defs.h>
-#include <asm/arch/emif_defs.h>
 #include <asm/arch/gpio.h>
 #include <asm/arch/pll_defs.h>
 #include <asm/arch/psc_defs.h>
diff --git a/arch/arm/include/asm/arch-davinci/nand_defs.h b/arch/arm/include/asm/arch-davinci/nand_defs.h
deleted file mode 100644
index dee1c6f814..0000000000
--- a/arch/arm/include/asm/arch-davinci/nand_defs.h
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
- *
- * Parts shamelesly stolen from Linux Kernel source tree.
- *
- * ------------------------------------------------------------
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-#ifndef _NAND_DEFS_H_
-#define _NAND_DEFS_H_
-
-#include <asm/arch/hardware.h>
-
-#ifdef CONFIG_SOC_DM646X
-#define	MASK_CLE	0x80000
-#define	MASK_ALE	0x40000
-#else
-#define	MASK_CLE	0x10
-#define	MASK_ALE	0x08
-#endif
-
-#ifdef CONFIG_SYS_NAND_MASK_CLE
-#undef MASK_CLE
-#define MASK_CLE CONFIG_SYS_NAND_MASK_CLE
-#endif
-#ifdef CONFIG_SYS_NAND_MASK_ALE
-#undef MASK_ALE
-#define MASK_ALE CONFIG_SYS_NAND_MASK_ALE
-#endif
-
-#define NAND_READ_START		0x00
-#define NAND_READ_END		0x30
-#define NAND_STATUS		0x70
-
-extern void davinci_nand_init(struct nand_chip *nand);
-
-#endif
diff --git a/arch/arm/include/asm/arch-keystone/nand_defs.h b/arch/arm/include/asm/arch-keystone/nand_defs.h
deleted file mode 100644
index 58417dbc0b..0000000000
--- a/arch/arm/include/asm/arch-keystone/nand_defs.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * nand driver definitions to re-use davinci nand driver on Keystone2
- *
- * (C) Copyright 2012-2014
- *     Texas Instruments Incorporated, <www.ti.com>
- * (C) Copyright 2007 Sergey Kubushyn <ksi@koi8.net>
- *
- * SPDX-License-Identifier:     GPL-2.0+
- */
-#ifndef _NAND_DEFS_H_
-#define _NAND_DEFS_H_
-
-#include <asm/arch/hardware.h>
-#include <linux/mtd/nand.h>
-
-#define MASK_CLE         0x4000
-#define	MASK_ALE         0x2000
-
-#define NAND_READ_START  0x00
-#define NAND_READ_END    0x30
-#define NAND_STATUS      0x70
-
-#endif
diff --git a/arch/arm/include/asm/arch-tnetv107x/emif_defs.h b/arch/arm/include/asm/arch-tnetv107x/emif_defs.h
deleted file mode 100644
index 9969a018e7..0000000000
--- a/arch/arm/include/asm/arch-tnetv107x/emif_defs.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm/arch-davinci/emif_defs.h>
diff --git a/arch/arm/include/asm/arch-tnetv107x/hardware.h b/arch/arm/include/asm/arch-tnetv107x/hardware.h
index 2a7ca4e00c..d458e0bdf0 100644
--- a/arch/arm/include/asm/arch-tnetv107x/hardware.h
+++ b/arch/arm/include/asm/arch-tnetv107x/hardware.h
@@ -155,4 +155,6 @@ int wdt_kick(void);
 #define INTC_HINT_EN			(TNETV107X_INTC_BASE + 0x1500)
 #define INTC_EN_CLR0			(TNETV107X_INTC_BASE + 0x380)
 
+#define DAVINCI_ASYNC_EMIF_CNTRL_BASE	TNETV107X_ASYNC_EMIF_CNTRL_BASE
+
 #endif /* __ASM_ARCH_HARDWARE_H */
diff --git a/arch/arm/include/asm/arch-tnetv107x/nand_defs.h b/arch/arm/include/asm/arch-tnetv107x/nand_defs.h
deleted file mode 100644
index b298fba905..0000000000
--- a/arch/arm/include/asm/arch-tnetv107x/nand_defs.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * TNETV107X: NAND definitions
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-#ifndef _NAND_DEFS_H_
-#define _NAND_DEFS_H_
-
-#include <asm/arch/hardware.h>
-#include <asm/arch/emif_defs.h>
-
-#define DAVINCI_ASYNC_EMIF_CNTRL_BASE	TNETV107X_ASYNC_EMIF_CNTRL_BASE
-
-#define	MASK_CLE		0x4000
-#define	MASK_ALE		0x2000
-
-#define NAND_READ_START		0x00
-#define NAND_READ_END		0x30
-#define NAND_STATUS		0x70
-
-extern void davinci_nand_init(struct nand_chip *nand);
-
-#endif
diff --git a/arch/arm/include/asm/arch-keystone/emif_defs.h b/arch/arm/include/asm/ti-common/davinci_nand.h
index a3378aa30e..11407be144 100644
--- a/arch/arm/include/asm/arch-keystone/emif_defs.h
+++ b/arch/arm/include/asm/ti-common/davinci_nand.h
@@ -1,23 +1,45 @@
 /*
- * emif definitions to re-use davinci emif driver on Keystone2
+ * NAND Flash Driver
  *
- * (C) Copyright 2012-2014
- *     Texas Instruments Incorporated, <www.ti.com>
- * (C) Copyright 2007 Sergey Kubushyn <ksi@koi8.net>
+ * Copyright (C) 2006-2014 Texas Instruments.
  *
- * SPDX-License-Identifier:     GPL-2.0+
+ * Based on Linux DaVinci NAND driver by TI.
  */
-#ifndef _EMIF_DEFS_H_
-#define _EMIF_DEFS_H_
 
+#ifndef _DAVINCI_NAND_H_
+#define _DAVINCI_NAND_H_
+
+#include <linux/mtd/nand.h>
 #include <asm/arch/hardware.h>
 
+#define NAND_READ_START  	0x00
+#define NAND_READ_END    	0x30
+#define NAND_STATUS      	0x70
+
+#define MASK_CLE		0x10
+#define MASK_ALE		0x08
+
+#ifdef CONFIG_SYS_NAND_MASK_CLE
+#undef MASK_CLE
+#define MASK_CLE CONFIG_SYS_NAND_MASK_CLE
+#endif
+#ifdef CONFIG_SYS_NAND_MASK_ALE
+#undef MASK_ALE
+#define MASK_ALE CONFIG_SYS_NAND_MASK_ALE
+#endif
+
 struct davinci_emif_regs {
 	uint32_t	ercsr;
 	uint32_t	awccr;
 	uint32_t	sdbcr;
 	uint32_t	sdrcr;
-	uint32_t	abncr[4];
+	union {
+		uint32_t abncr[4];
+		uint32_t ab1cr;
+		uint32_t ab2cr;
+		uint32_t ab3cr;
+		uint32_t ab4cr;
+	};
 	uint32_t	sdtimr;
 	uint32_t	ddrsr;
 	uint32_t	ddrphycr;
@@ -56,18 +78,21 @@ struct davinci_emif_regs {
 #define DAVINCI_NANDFCR_1BIT_ECC_START(n)		(1 << (8 + ((n) - 2)))
 #define DAVINCI_NANDFCR_4BIT_ECC_START			(1 << 12)
 #define DAVINCI_NANDFCR_4BIT_CALC_START			(1 << 13)
+#define DAVINCI_NANDFCR_CS2NAND				(1 << 0)
 
 /* Chip Select setup */
 #define DAVINCI_ABCR_STROBE_SELECT			(1 << 31)
 #define DAVINCI_ABCR_EXT_WAIT				(1 << 30)
-#define DAVINCI_ABCR_WSETUP(n)				((n) << 26)
-#define DAVINCI_ABCR_WSTROBE(n)				((n) << 20)
-#define DAVINCI_ABCR_WHOLD(n)				((n) << 17)
-#define DAVINCI_ABCR_RSETUP(n)				((n) << 13)
-#define DAVINCI_ABCR_RSTROBE(n)				((n) << 7)
-#define DAVINCI_ABCR_RHOLD(n)				((n) << 4)
-#define DAVINCI_ABCR_TA(n)				((n) << 2)
+#define DAVINCI_ABCR_WSETUP(n)				(n << 26)
+#define DAVINCI_ABCR_WSTROBE(n)				(n << 20)
+#define DAVINCI_ABCR_WHOLD(n)				(n << 17)
+#define DAVINCI_ABCR_RSETUP(n)				(n << 13)
+#define DAVINCI_ABCR_RSTROBE(n)				(n << 7)
+#define DAVINCI_ABCR_RHOLD(n)				(n << 4)
+#define DAVINCI_ABCR_TA(n)				(n << 2)
 #define DAVINCI_ABCR_ASIZE_16BIT			1
 #define DAVINCI_ABCR_ASIZE_8BIT				0
 
+void davinci_nand_init(struct nand_chip *nand);
+
 #endif