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	ls1021 is arm-core and supports qe too. Move immap_qe.h into common directory for both arm and powerpc. Signed-off-by: Zhao Qiang <B45475@freescale.com> Reviewed-by: York Sun <yorksun@freescale.com>
		
			
				
	
	
		
			85 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			85 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * (C) Copyright 2010-2012
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 * Stefan Roese, DENX Software Engineering, sr@denx.de.
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 *
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 * SPDX-License-Identifier:	GPL-2.0+
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 */
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#include <bootcount.h>
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#include <linux/compiler.h>
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/*
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 * Only override CONFIG_SYS_BOOTCOUNT_ADDR if not already defined. This
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 * way, some boards can define it directly in their config header.
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 */
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#if !defined(CONFIG_SYS_BOOTCOUNT_ADDR)
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#if defined(CONFIG_MPC5xxx)
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#define CONFIG_SYS_BOOTCOUNT_ADDR	(MPC5XXX_CDM_BRDCRMB)
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#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD
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#endif /* defined(CONFIG_MPC5xxx) */
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#if defined(CONFIG_MPC512X)
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#define CONFIG_SYS_BOOTCOUNT_ADDR	(&((immap_t *)CONFIG_SYS_IMMR)->clk.bcr)
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#define CONFIG_SYS_BOOTCOUNT_SINGLEWORD
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#endif /* defined(CONFIG_MPC512X) */
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#if defined(CONFIG_8xx)
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#define CONFIG_SYS_BOOTCOUNT_ADDR (((immap_t *)CONFIG_SYS_IMMR)->im_cpm.cp_dpmem + \
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				CPM_BOOTCOUNT_ADDR)
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#endif /* defined(CONFIG_8xx) */
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#if defined(CONFIG_MPC8260)
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#include <asm/cpm_8260.h>
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#define CONFIG_SYS_BOOTCOUNT_ADDR	(CONFIG_SYS_IMMR + CPM_BOOTCOUNT_ADDR)
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#endif /* defined(CONFIG_MPC8260) */
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#if defined(CONFIG_QE)
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#include <linux/immap_qe.h>
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#define CONFIG_SYS_BOOTCOUNT_ADDR	(CONFIG_SYS_IMMR + 0x110000 + \
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					 QE_MURAM_SIZE - 2 * sizeof(u32))
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#endif /* defined(CONFIG_MPC8360) */
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#if defined(CONFIG_4xx)
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#define CONFIG_SYS_BOOTCOUNT_ADDR	(CONFIG_SYS_OCM_DATA_ADDR + \
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				CONFIG_SYS_BOOTCOUNT_ADDR)
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#endif /* defined(CONFIG_4xx) */
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#endif /* !defined(CONFIG_SYS_BOOTCOUNT_ADDR) */
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/* Now implement the generic default functions */
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#if defined(CONFIG_SYS_BOOTCOUNT_ADDR)
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__weak void bootcount_store(ulong a)
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{
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	void *reg = (void *)CONFIG_SYS_BOOTCOUNT_ADDR;
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#if defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD)
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	raw_bootcount_store(reg, (BOOTCOUNT_MAGIC & 0xffff0000) | a);
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#else
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	raw_bootcount_store(reg, a);
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	raw_bootcount_store(reg + 4, BOOTCOUNT_MAGIC);
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#endif
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}
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__weak ulong bootcount_load(void)
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{
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	void *reg = (void *)CONFIG_SYS_BOOTCOUNT_ADDR;
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#if defined(CONFIG_SYS_BOOTCOUNT_SINGLEWORD)
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	u32 tmp = raw_bootcount_load(reg);
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	if ((tmp & 0xffff0000) != (BOOTCOUNT_MAGIC & 0xffff0000))
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		return 0;
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	else
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		return (tmp & 0x0000ffff);
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#else
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	if (raw_bootcount_load(reg + 4) != BOOTCOUNT_MAGIC)
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		return 0;
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	else
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		return raw_bootcount_load(reg);
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#endif
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}
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#endif
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