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authorMike Frysinger <vapier@gentoo.org>2010-07-24 03:54:19 -0400
committerMike Frysinger <vapier@gentoo.org>2010-10-02 16:00:37 -0400
commit71dcc2c2b1bc20b63c52561792813ad941a8b80c (patch)
tree83088ed1359933f004cfe3c7142a3077258f8bb1 /board/cm-bf537u
parent6815f540db61b4c038e3ffb98b52009d11d3c1c1 (diff)
downloadblackbird-obmc-uboot-71dcc2c2b1bc20b63c52561792813ad941a8b80c.tar.gz
blackbird-obmc-uboot-71dcc2c2b1bc20b63c52561792813ad941a8b80c.zip
Blackfin: unify gpio cfi implementations
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'board/cm-bf537u')
-rw-r--r--board/cm-bf537u/cm-bf537u.c2
-rw-r--r--board/cm-bf537u/gpio_cfi_flash.c60
-rw-r--r--board/cm-bf537u/gpio_cfi_flash.h10
3 files changed, 3 insertions, 69 deletions
diff --git a/board/cm-bf537u/cm-bf537u.c b/board/cm-bf537u/cm-bf537u.c
index 92fa5a0993..4b7e8642c9 100644
--- a/board/cm-bf537u/cm-bf537u.c
+++ b/board/cm-bf537u/cm-bf537u.c
@@ -13,7 +13,7 @@
#include <netdev.h>
#include <asm/blackfin.h>
#include <asm/net.h>
-#include "gpio_cfi_flash.h"
+#include "../cm-bf537e/gpio_cfi_flash.h"
DECLARE_GLOBAL_DATA_PTR;
diff --git a/board/cm-bf537u/gpio_cfi_flash.c b/board/cm-bf537u/gpio_cfi_flash.c
index 416c689500..ef5ea8b793 100644
--- a/board/cm-bf537u/gpio_cfi_flash.c
+++ b/board/cm-bf537u/gpio_cfi_flash.c
@@ -1,58 +1,2 @@
-/*
- * gpio_cfi_flash.c - GPIO-assisted Flash Chip Support
- *
- * Copyright (c) 2009 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <common.h>
-#include <asm/blackfin.h>
-#include <asm/gpio.h>
-#include <asm/io.h>
-#include "gpio_cfi_flash.h"
-
-#define GPIO_PIN_1 GPIO_PH0
-#define GPIO_MASK_1 (1 << 21)
-#define GPIO_MASK (GPIO_MASK_1)
-
-void *gpio_cfi_flash_swizzle(void *vaddr)
-{
- unsigned long addr = (unsigned long)vaddr;
-
- gpio_set_value(GPIO_PIN_1, addr & GPIO_MASK_1);
-
-#ifdef GPIO_MASK_2
- gpio_set_value(GPIO_PIN_2, addr & GPIO_MASK_2);
-#endif
-
- SSYNC();
-
- return (void *)(addr & ~GPIO_MASK);
-}
-
-#define __raw_writeq(value, addr) *(volatile u64 *)addr = value
-#define __raw_readq(addr) *(volatile u64 *)addr
-
-#define MAKE_FLASH(size, sfx) \
-void flash_write##size(u##size value, void *addr) \
-{ \
- __raw_write##sfx(value, gpio_cfi_flash_swizzle(addr)); \
-} \
-u##size flash_read##size(void *addr) \
-{ \
- return __raw_read##sfx(gpio_cfi_flash_swizzle(addr)); \
-}
-MAKE_FLASH(8, b) /* flash_write8() flash_read8() */
-MAKE_FLASH(16, w) /* flash_write16() flash_read16() */
-MAKE_FLASH(32, l) /* flash_write32() flash_read32() */
-MAKE_FLASH(64, q) /* flash_write64() flash_read64() */
-
-void gpio_cfi_flash_init(void)
-{
- gpio_request(GPIO_PIN_1, "gpio_cfi_flash");
-#ifdef GPIO_MASK_2
- gpio_request(GPIO_PIN_2, "gpio_cfi_flash");
-#endif
- gpio_cfi_flash_swizzle((void *)CONFIG_SYS_FLASH_BASE);
-}
+#define GPIO_PIN_1 GPIO_PH0
+#include "../cm-bf537e/gpio_cfi_flash.c"
diff --git a/board/cm-bf537u/gpio_cfi_flash.h b/board/cm-bf537u/gpio_cfi_flash.h
deleted file mode 100644
index 5211e972ad..0000000000
--- a/board/cm-bf537u/gpio_cfi_flash.h
+++ /dev/null
@@ -1,10 +0,0 @@
-/*
- * gpio_cfi_flash.c - GPIO-assisted Flash Chip Support
- *
- * Copyright (c) 2009 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-void *gpio_cfi_flash_swizzle(void *vaddr);
-void gpio_cfi_flash_init(void);
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