Blackfin: Remove

The architecture is currently unmaintained, remove.

Cc: Benjamin Matthews <mben12@gmail.com>
Cc: Chong Huang <chuang@ucrobotics.com>
Cc: Dimitar Penev <dpn@switchfin.org>
Cc: Haitao Zhang <hzhang@ucrobotics.com>
Cc: I-SYST Micromodule <support@i-syst.com>
Cc: M.Hasewinkel (MHA) <info@ssv-embedded.de>
Cc: Marek Vasut <marex@denx.de>
Cc: Martin Strubel <strubel@section5.ch>
Cc: Peter Meerwald <devel@bct-electronic.com>
Cc: Sonic Zhang <sonic.adi@gmail.com>
Cc: Valentin Yakovenkov <yakovenkov@niistt.ru>
Cc: Wojtek Skulski <info@skutek.com>
Cc: Wojtek Skulski <skulski@pas.rochester.edu>
Signed-off-by: Tom Rini <trini@konsulko.com>

1 files changed, 0 insertions, 107 deletions

diff --git a/arch/blackfin/include/asm/system.h b/arch/blackfin/include/asm/system.h
deleted file mode 100644
index f0c4ae2609..0000000000
--- a/arch/blackfin/include/asm/system.h
+++ /dev/null
@@ -1,107 +0,0 @@
-/*
- * U-Boot - system.h
- *
- * Copyright (c) 2005-2007 Analog Devices Inc.
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#ifndef _BLACKFIN_SYSTEM_H
-#define _BLACKFIN_SYSTEM_H
-
-/*
- * Interrupt configuring macros.
- */
-
-extern int irq_flags;
-
-#define local_irq_enable() \
-	__asm__ __volatile__ ( \
-		"sti %0;" \
-		: \
-		: "d" (irq_flags) \
-	)
-
-#define local_irq_disable() \
-	do { \
-		int __tmp_dummy; \
-		__asm__ __volatile__ ( \
-			"cli %0;" \
-			: "=d" (__tmp_dummy) \
-		); \
-	} while (0)
-
-# define local_irq_save(x) \
-	__asm__ __volatile__ ( \
-		"cli %0;" \
-		: "=&d" (x) \
-	)
-
-#define local_save_flags(x) \
-	__asm__ __volatile__ ( \
-		"cli %0;" \
-		"sti %0;" \
-		: "=d" (x) \
-	)
-
-#define irqs_enabled_from_flags(x) ((x) != 0x1f)
-
-#define local_irq_restore(x) \
-	do { \
-		if (irqs_enabled_from_flags(x)) \
-			local_irq_enable(); \
-	} while (0)
-
-/*
- * Force strict CPU ordering.
- */
-#define nop()			asm volatile ("nop;\n\t"::)
-#define mb()			asm volatile (""   : : :"memory")
-#define rmb()			asm volatile (""   : : :"memory")
-#define wmb()			asm volatile (""   : : :"memory")
-#define set_rmb(var, value)	do { xchg(&var, value); } while (0)
-#define set_mb(var, value)	set_rmb(var, value)
-#define set_wmb(var, value)	do { var = value; wmb(); } while (0)
-
-#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
-
-struct __xchg_dummy {
-	unsigned long a[100];
-};
-#define __xg(x) ((volatile struct __xchg_dummy *)(x))
-
-static inline unsigned long __xchg(unsigned long x, volatile void *ptr,
-				   int size)
-{
-	unsigned long tmp = 0;
-	unsigned long flags = 0;
-
-	local_irq_save(flags);
-
-	switch (size) {
-	case 1:
-		__asm__ __volatile__
-			("%0 = b%2 (z);\n\t"
-			 "b%2 = %1;\n\t"
-			 : "=&d" (tmp) : "d" (x), "m" (*__xg(ptr)) : "memory");
-		break;
-	case 2:
-		__asm__ __volatile__
-			("%0 = w%2 (z);\n\t"
-			 "w%2 = %1;\n\t"
-			 : "=&d" (tmp) : "d" (x), "m" (*__xg(ptr)) : "memory");
-		break;
-	case 4:
-		__asm__ __volatile__
-			("%0 = %2;\n\t"
-			 "%2 = %1;\n\t"
-			 : "=&d" (tmp) : "d" (x), "m" (*__xg(ptr)) : "memory");
-		break;
-	}
-	local_irq_restore(flags);
-	return tmp;
-}
-
-void bfin_reset_boot_spi_cs(unsigned short pin);
-
-#endif	/* _BLACKFIN_SYSTEM_H */