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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/tcm-bf537/gpio_cfi_flash.c
parent6815f540db61b4c038e3ffb98b52009d11d3c1c1 (diff)
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Blackfin: unify gpio cfi implementations
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'board/tcm-bf537/gpio_cfi_flash.c')
-rw-r--r--board/tcm-bf537/gpio_cfi_flash.c63
1 files changed, 3 insertions, 60 deletions
diff --git a/board/tcm-bf537/gpio_cfi_flash.c b/board/tcm-bf537/gpio_cfi_flash.c
index 08ea7af..c4fef9f 100644
--- a/board/tcm-bf537/gpio_cfi_flash.c
+++ b/board/tcm-bf537/gpio_cfi_flash.c
@@ -1,60 +1,3 @@
-/*
- * 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_PF4
-#define GPIO_MASK_1 (1 << 21)
-#define GPIO_PIN_2 GPIO_PF5
-#define GPIO_MASK_2 (1 << 22)
-#define GPIO_MASK (GPIO_MASK_1 | GPIO_MASK_2)
-
-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_PF4
+#define GPIO_PIN_2 GPIO_PF5
+#include "../cm-bf537e/gpio_cfi_flash.c"