ARM: remove broken "impa7" board.

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
Cc: Marius Gröger <mag@sysgo.de>

4 files changed, 5 insertions, 104 deletions

diff --git a/arch/arm/cpu/arm720t/cpu.c b/arch/arm/cpu/arm720t/cpu.c
index 71d8d6b..974f288 100644
--- a/arch/arm/cpu/arm720t/cpu.c
+++ b/arch/arm/cpu/arm720t/cpu.c
@@ -36,10 +36,6 @@
 #include <asm/hardware.h>
 #include <asm/system.h>
 
-#if defined(CONFIG_IMPA7)
-static void cache_flush(void);
-#endif
-
 int cleanup_before_linux (void)
 {
 	/*
@@ -50,20 +46,7 @@ int cleanup_before_linux (void)
 	 * and we set the CPU-speed to 73 MHz - see start.S for details
 	 */
 
-#if defined(CONFIG_IMPA7)
-	disable_interrupts ();
-
-	/* turn off I-cache */
-	icache_disable();
-	dcache_disable();
-
-	/* flush I-cache */
-	cache_flush();
-#ifdef CONFIG_ARM7_REVD
-	/* go to high speed */
-	IO_SYSCON3 = (IO_SYSCON3 & ~CLKCTL) | CLKCTL_73;
-#endif
-#elif defined(CONFIG_NETARM) || defined(CONFIG_S3C4510B) || defined(CONFIG_LPC2292)
+#if defined(CONFIG_NETARM) || defined(CONFIG_S3C4510B) || defined(CONFIG_LPC2292)
 	disable_interrupts ();
 	/* Nothing more needed */
 #elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
@@ -73,13 +56,3 @@ int cleanup_before_linux (void)
 #endif
 	return 0;
 }
-
-#if defined(CONFIG_IMPA7)
-/* flush I/D-cache */
-static void cache_flush (void)
-{
-	unsigned long i = 0;
-
-	asm ("mcr p15, 0, %0, c7, c5, 0": :"r" (i));
-}
-#endif
diff --git a/arch/arm/cpu/arm720t/interrupts.c b/arch/arm/cpu/arm720t/interrupts.c
index 3cebf11..464dd30 100644
--- a/arch/arm/cpu/arm720t/interrupts.c
+++ b/arch/arm/cpu/arm720t/interrupts.c
@@ -149,18 +149,6 @@ int timer_init (void)
 
 	/* set timer 2 counter */
 	lastdec = TIMER_LOAD_VAL;
-#elif defined(CONFIG_IMPA7)
-	/* disable all interrupts */
-	IO_INTMR1 = 0;
-
-	/* operate timer 1 in prescale mode */
-	IO_SYSCON1 |= SYSCON1_TC1M;
-
-	/* select 2kHz clock source for timer 1 */
-	IO_SYSCON1 &= ~SYSCON1_TC1S;
-
-	/* set timer 1 counter */
-	lastdec = IO_TC1D = TIMER_LOAD_VAL;
 #elif defined(CONFIG_S3C4510B)
 	/* configure free running timer 0 */
 	PUT_REG( REG_TMOD, 0x0);
@@ -207,7 +195,7 @@ int timer_init (void)
  */
 
 
-#if defined(CONFIG_IMPA7) || defined(CONFIG_NETARM) || defined(CONFIG_LPC2292)
+#if defined(CONFIG_NETARM) || defined(CONFIG_LPC2292)
 
 ulong get_timer (ulong base)
 {
diff --git a/arch/arm/cpu/arm720t/start.S b/arch/arm/cpu/arm720t/start.S
index f2320ee..00fa8c9 100644
--- a/arch/arm/cpu/arm720t/start.S
+++ b/arch/arm/cpu/arm720t/start.S
@@ -272,25 +272,7 @@ _dynsym_start_ofs:
  *************************************************************************
  */
 
-#if defined(CONFIG_IMPA7)
-
-/* Interrupt-Controller base addresses */
-INTMR1:		.word	0x80000280 @ 32 bit size
-INTMR2:		.word	0x80001280 @ 16 bit size
-INTMR3:		.word	0x80002280 @  8 bit size
-
-/* SYSCONs */
-SYSCON1:	.word	0x80000100
-SYSCON2:	.word	0x80001100
-SYSCON3:	.word	0x80002200
-
-#define CLKCTL	       0x6  /* mask */
-#define CLKCTL_18      0x0  /* 18.432 MHz */
-#define CLKCTL_36      0x2  /* 36.864 MHz */
-#define CLKCTL_49      0x4  /* 49.152 MHz */
-#define CLKCTL_73      0x6  /* 73.728 MHz */
-
-#elif defined(CONFIG_LPC2292)
+#if defined(CONFIG_LPC2292)
 PLLCFG_ADR:	.word	PLLCFG
 PLLFEED_ADR:	.word	PLLFEED
 PLLCON_ADR:	.word	PLLCON
@@ -301,35 +283,7 @@ MEMMAP_ADR:	.word	MEMMAP
 #endif
 
 cpu_init_crit:
-#if defined(CONFIG_IMPA7)
-
-	/*
-	 * mask all IRQs by clearing all bits in the INTMRs
-	 */
-	mov	r1, #0x00
-	ldr	r0, INTMR1
-	str	r1, [r0]
-	ldr	r0, INTMR2
-	str	r1, [r0]
-	ldr	r0, INTMR3
-	str	r1, [r0]
-
-	/*
-	 * flush v4 I/D caches
-	 */
-	mov	r0, #0
-	mcr	p15, 0, r0, c7, c7, 0	/* flush v3/v4 cache */
-	mcr	p15, 0, r0, c8, c7, 0	/* flush v4 TLB */
-
-	/*
-	 * disable MMU stuff and caches
-	 */
-	mrc	p15,0,r0,c1,c0
-	bic	r0, r0, #0x00002300	@ clear bits 13, 9:8 (--V- --RS)
-	bic	r0, r0, #0x0000008f	@ clear bits 7, 3:0 (B--- WCAM)
-	orr	r0, r0, #0x00000002	@ set bit 2 (A) Align
-	mcr	p15,0,r0,c1,c0
-#elif defined(CONFIG_NETARM)
+#if defined(CONFIG_NETARM)
 	/*
 	 * prior to software reset : need to set pin PORTC4 to be *HRESET
 	 */
@@ -634,19 +588,7 @@ fiq:
 
 #endif
 
-#if defined(CONFIG_IMPA7)
-	.align	5
-.globl reset_cpu
-reset_cpu:
-	mov	ip, #0
-	mcr	p15, 0, ip, c7, c7, 0		@ invalidate cache
-	mcr	p15, 0, ip, c8, c7, 0		@ flush TLB (v4)
-	mrc	p15, 0, ip, c1, c0, 0		@ get ctrl register
-	bic	ip, ip, #0x000f			@ ............wcam
-	bic	ip, ip, #0x2100			@ ..v....s........
-	mcr	p15, 0, ip, c1, c0, 0		@ ctrl register
-	mov	pc, r0
-#elif defined(CONFIG_NETARM)
+#if defined(CONFIG_NETARM)
 	.align	5
 .globl reset_cpu
 reset_cpu:
diff --git a/arch/arm/include/asm/arch-arm720t/hardware.h b/arch/arm/include/asm/arch-arm720t/hardware.h
index d89effa..0a357b1 100644
--- a/arch/arm/include/asm/arch-arm720t/hardware.h
+++ b/arch/arm/include/asm/arch-arm720t/hardware.h
@@ -26,8 +26,6 @@
 
 #if defined(CONFIG_NETARM)
 #include <asm/arch-arm720t/netarm_registers.h>
-#elif defined(CONFIG_IMPA7)
-/* include IMPA7 specific hardware file if there was one */
 #elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
 /* include IntegratorCP/CM720T specific hardware file if there was one */
 #else