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Commit 9253d020 authored by Michael Hennerich's avatar Michael Hennerich Committed by Bryan Wu
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[Blackfin] arch: Remove DPMC char driver option 



Remove redundant/obsolete/dead code from DPMC driver

Signed-off-by: default avatarMichael Hennerich <michael.hennerich@analog.com>
Signed-off-by: default avatarBryan Wu <cooloney@kernel.org>
parent 464abc5d

arch/blackfin/mach-common/dpmc.S

+0 −131
Original line number Diff line number Diff line
@@ -33,137 +33,6 @@ 


.text



ENTRY(_unmask_wdog_wakeup_evt)

	[--SP] = ( R7:0, P5:0 );

#if defined(CONFIG_BF561)

	P0.H = hi(SICA_IWR1);

	P0.L = lo(SICA_IWR1);

#elif defined(CONFIG_BF54x) || defined(CONFIG_BF52x)

	P0.h = HI(SIC_IWR0);

	P0.l = LO(SIC_IWR0);

#else

	P0.h = HI(SIC_IWR);

	P0.l = LO(SIC_IWR);

#endif

	R7 = [P0];

#if defined(CONFIG_BF561)

	BITSET(R7, 27);

#else

	BITSET(R7,(IRQ_WATCH - IVG7));

#endif

	[P0] = R7;

	SSYNC;



	( R7:0, P5:0 ) = [SP++];

	RTS;



.LWRITE_TO_STAT:

	/* When watch dog timer is enabled, a write to STAT will load the

	 * contents of CNT to STAT

	 */

	R7 = 0x0000(z);

#if defined(CONFIG_BF561)

	P0.h = HI(WDOGA_STAT);

	P0.l = LO(WDOGA_STAT);

#else

	P0.h = HI(WDOG_STAT);

	P0.l = LO(WDOG_STAT);

#endif

	[P0] = R7;

	SSYNC;

	JUMP .LSKIP_WRITE_TO_STAT;



ENTRY(_program_wdog_timer)

	[--SP] = ( R7:0, P5:0 );

#if defined(CONFIG_BF561)

	P0.h = HI(WDOGA_CNT);

	P0.l = LO(WDOGA_CNT);

#else

	P0.h = HI(WDOG_CNT);

	P0.l = LO(WDOG_CNT);

#endif

	[P0] = R0;

	SSYNC;



#if defined(CONFIG_BF561)

	P0.h = HI(WDOGA_CTL);

	P0.l = LO(WDOGA_CTL);

#else

	P0.h = HI(WDOG_CTL);

	P0.l = LO(WDOG_CTL);

#endif

	R7 = W[P0](Z);

	CC = BITTST(R7,1);

	if !CC JUMP .LWRITE_TO_STAT;

	CC = BITTST(R7,2);

	if !CC JUMP .LWRITE_TO_STAT;



.LSKIP_WRITE_TO_STAT:

#if defined(CONFIG_BF561)

	P0.h = HI(WDOGA_CTL);

	P0.l = LO(WDOGA_CTL);

#else

	P0.h = HI(WDOG_CTL);

	P0.l = LO(WDOG_CTL);

#endif

	R7 = W[P0](Z);

	BITCLR(R7,1);   /* Enable GP event */

	BITSET(R7,2);

	W[P0] = R7.L;

	SSYNC;

	NOP;



	R7 = W[P0](Z);

	BITCLR(R7,4);   /* Enable the wdog counter */

	W[P0] = R7.L;

	SSYNC;



	( R7:0, P5:0 ) = [SP++];

	RTS;



ENTRY(_clear_wdog_wakeup_evt)

	[--SP] = ( R7:0, P5:0 );



#if defined(CONFIG_BF561)

	P0.h = HI(WDOGA_CTL);

	P0.l = LO(WDOGA_CTL);

#else

	P0.h = HI(WDOG_CTL);

	P0.l = LO(WDOG_CTL);

#endif

	R7 = 0x0AD6(Z);

	W[P0] = R7.L;

	SSYNC;



	R7 = W[P0](Z);

	BITSET(R7,15);

	W[P0] = R7.L;

	SSYNC;



	R7 = W[P0](Z);

	BITSET(R7,1);

	BITSET(R7,2);

	W[P0] = R7.L;

	SSYNC;



	( R7:0, P5:0 ) = [SP++];

	RTS;



ENTRY(_disable_wdog_timer)

	[--SP] = ( R7:0, P5:0 );

#if defined(CONFIG_BF561)

	P0.h = HI(WDOGA_CTL);

	P0.l = LO(WDOGA_CTL);

#else

	P0.h = HI(WDOG_CTL);

	P0.l = LO(WDOG_CTL);

#endif

	R7 = 0xAD6(Z);

	W[P0] = R7.L;

	SSYNC;

	( R7:0, P5:0 ) = [SP++];

	RTS;



#if !defined(CONFIG_BF561)



.section .l1.text