arm: Remove support for NETARM

This stuff has been rotting in the tree for a while now. Remove it.

Signed-off-by: Marek Vasut <marex@denx.de>

3 files changed, 9 insertions, 158 deletions

diff --git a/arch/arm/cpu/arm720t/cpu.c b/arch/arm/cpu/arm720t/cpu.c
index 864720f..85c1a2c 100644
--- a/arch/arm/cpu/arm720t/cpu.c
+++ b/arch/arm/cpu/arm720t/cpu.c
@@ -36,6 +36,10 @@
 #include <asm/hardware.h>
 #include <asm/system.h>
 
+#if !defined(CONFIG_INTEGRATOR) || !defined(CONFIG_ARCH_INTEGRATOR)
+#error No cleanup_before_linux() defined for this CPU type
+#endif
+
 int cleanup_before_linux (void)
 {
 	/*
@@ -46,10 +50,7 @@ int cleanup_before_linux (void)
 	 * and we set the CPU-speed to 73 MHz - see start.S for details
 	 */
 
-#if defined(CONFIG_NETARM)
-	disable_interrupts ();
-	/* Nothing more needed */
-#elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
+#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
 	/* No cleanup before linux for IntegratorAP/CM720T as yet */
 #elif defined(CONFIG_TEGRA)
 	/* No cleanup before linux for tegra as yet */
diff --git a/arch/arm/cpu/arm720t/interrupts.c b/arch/arm/cpu/arm720t/interrupts.c
index e3b59fe..998efd8 100644
--- a/arch/arm/cpu/arm720t/interrupts.c
+++ b/arch/arm/cpu/arm720t/interrupts.c
@@ -31,20 +31,11 @@
 #include <asm/proc-armv/ptrace.h>
 #include <asm/hardware.h>
 
-#ifndef CONFIG_NETARM
 /* we always count down the max. */
 #define TIMER_LOAD_VAL 0xffff
 /* macro to read the 16 bit timer */
 #define READ_TIMER (IO_TC1D & 0xffff)
 
-#else
-#define IRQEN	(*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_INTR_ENABLE))
-#define TM2CTRL (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_TIMER2_CONTROL))
-#define TM2STAT (*(volatile unsigned int *)(NETARM_GEN_MODULE_BASE + NETARM_GEN_TIMER2_STATUS))
-#define TIMER_LOAD_VAL NETARM_GEN_TSTAT_CTC_MASK
-#define READ_TIMER (TM2STAT & NETARM_GEN_TSTAT_CTC_MASK)
-#endif
-
 #ifdef CONFIG_USE_IRQ
 void do_irq (struct pt_regs *pt_regs)
 {
@@ -65,18 +56,7 @@ static ulong lastdec;
 
 int timer_init (void)
 {
-#if defined(CONFIG_NETARM)
-	/* disable all interrupts */
-	IRQEN = 0;
-
-	/* operate timer 2 in non-prescale mode */
-	TM2CTRL = ( NETARM_GEN_TIMER_SET_HZ(CONFIG_SYS_HZ) |
-		    NETARM_GEN_TCTL_ENABLE |
-		    NETARM_GEN_TCTL_INIT_COUNT(TIMER_LOAD_VAL));
-
-	/* set timer 2 counter */
-	lastdec = TIMER_LOAD_VAL;
-#elif defined(CONFIG_TEGRA)
+#if defined(CONFIG_TEGRA)
 	/* No timer routines for tegra as yet */
 	lastdec = 0;
 #else
@@ -94,66 +74,7 @@ int timer_init (void)
  */
 
 
-#if defined(CONFIG_NETARM)
-
-ulong get_timer (ulong base)
-{
-	return get_timer_masked () - base;
-}
-
-void __udelay (unsigned long usec)
-{
-	ulong tmo;
-
-	tmo = usec / 1000;
-	tmo *= CONFIG_SYS_HZ;
-	tmo /= 1000;
-
-	tmo += get_timer (0);
-
-	while (get_timer_masked () < tmo)
-}
-
-ulong get_timer_masked (void)
-{
-	ulong now = READ_TIMER;
-
-	if (lastdec >= now) {
-		/* normal mode */
-		timestamp += lastdec - now;
-	} else {
-		/* we have an overflow ... */
-		timestamp += lastdec + TIMER_LOAD_VAL - now;
-	}
-	lastdec = now;
-
-	return timestamp;
-}
-
-void udelay_masked (unsigned long usec)
-{
-	ulong tmo;
-	ulong endtime;
-	signed long diff;
-
-	if (usec >= 1000) {
-		tmo = usec / 1000;
-		tmo *= CONFIG_SYS_HZ;
-		tmo /= 1000;
-	} else {
-		tmo = usec * CONFIG_SYS_HZ;
-		tmo /= (1000*1000);
-	}
-
-	endtime = get_timer_masked () + tmo;
-
-	do {
-		ulong now = get_timer_masked ();
-		diff = endtime - now;
-	} while (diff >= 0);
-}
-
-#elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
+#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
 	/* No timer routines for IntegratorAP/CM720T as yet */
 #elif defined(CONFIG_TEGRA)
 	/* No timer routines for tegra as yet */
diff --git a/arch/arm/cpu/arm720t/start.S b/arch/arm/cpu/arm720t/start.S
index 3a90e0d..45c8f0a 100644
--- a/arch/arm/cpu/arm720t/start.S
+++ b/arch/arm/cpu/arm720t/start.S
@@ -284,58 +284,7 @@ _dynsym_start_ofs:
  */
 
 cpu_init_crit:
-#if defined(CONFIG_NETARM)
-	/*
-	 * prior to software reset : need to set pin PORTC4 to be *HRESET
-	 */
-	ldr	r0, =NETARM_GEN_MODULE_BASE
-	ldr	r1, =(NETARM_GEN_PORT_MODE(0x10) | \
-			NETARM_GEN_PORT_DIR(0x10))
-	str	r1, [r0, #+NETARM_GEN_PORTC]
-	/*
-	 * software reset : see HW Ref. Guide 8.2.4 : Software Service register
-	 *		    for an explanation of this process
-	 */
-	ldr	r0, =NETARM_GEN_MODULE_BASE
-	ldr	r1, =NETARM_GEN_SW_SVC_RESETA
-	str	r1, [r0, #+NETARM_GEN_SOFTWARE_SERVICE]
-	ldr	r1, =NETARM_GEN_SW_SVC_RESETB
-	str	r1, [r0, #+NETARM_GEN_SOFTWARE_SERVICE]
-	ldr	r1, =NETARM_GEN_SW_SVC_RESETA
-	str	r1, [r0, #+NETARM_GEN_SOFTWARE_SERVICE]
-	ldr	r1, =NETARM_GEN_SW_SVC_RESETB
-	str	r1, [r0, #+NETARM_GEN_SOFTWARE_SERVICE]
-	/*
-	 * setup PLL and System Config
-	 */
-	ldr	r0, =NETARM_GEN_MODULE_BASE
-
-	ldr	r1, =(	NETARM_GEN_SYS_CFG_LENDIAN | \
-			NETARM_GEN_SYS_CFG_BUSFULL | \
-			NETARM_GEN_SYS_CFG_USER_EN | \
-			NETARM_GEN_SYS_CFG_ALIGN_ABORT | \
-			NETARM_GEN_SYS_CFG_BUSARB_INT | \
-			NETARM_GEN_SYS_CFG_BUSMON_EN )
-
-	str	r1, [r0, #+NETARM_GEN_SYSTEM_CONTROL]
-
-#ifndef CONFIG_NETARM_PLL_BYPASS
-	ldr	r1, =(	NETARM_GEN_PLL_CTL_PLLCNT(NETARM_PLL_COUNT_VAL) | \
-			NETARM_GEN_PLL_CTL_POLTST_DEF | \
-			NETARM_GEN_PLL_CTL_INDIV(1) | \
-			NETARM_GEN_PLL_CTL_ICP_DEF | \
-			NETARM_GEN_PLL_CTL_OUTDIV(2) )
-	str	r1, [r0, #+NETARM_GEN_PLL_CONTROL]
-#endif
-
-	/*
-	 * mask all IRQs by clearing all bits in the INTMRs
-	 */
-	mov	r1, #0
-	ldr	r0, =NETARM_GEN_MODULE_BASE
-	str	r1, [r0, #+NETARM_GEN_INTR_ENABLE]
-
-#elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
+#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
 	/* No specific initialisation for IntegratorAP/CM720T as yet */
 #elif defined(CONFIG_TEGRA)
 	/* No cpu_init_crit for tegra as yet */
@@ -533,27 +482,7 @@ fiq:
 #endif
 #endif /* CONFIG_SPL_BUILD */
 
-#if defined(CONFIG_NETARM)
-	.align	5
-.globl reset_cpu
-reset_cpu:
-	ldr	r1, =NETARM_MEM_MODULE_BASE
-	ldr	r0, [r1, #+NETARM_MEM_CS0_BASE_ADDR]
-	ldr	r1, =0xFFFFF000
-	and	r0, r1, r0
-	ldr	r1, =(relocate-CONFIG_SYS_TEXT_BASE)
-	add	r0, r1, r0
-	ldr	r4, =NETARM_GEN_MODULE_BASE
-	ldr	r1, =NETARM_GEN_SW_SVC_RESETA
-	str	r1, [r4, #+NETARM_GEN_SOFTWARE_SERVICE]
-	ldr	r1, =NETARM_GEN_SW_SVC_RESETB
-	str	r1, [r4, #+NETARM_GEN_SOFTWARE_SERVICE]
-	ldr	r1, =NETARM_GEN_SW_SVC_RESETA
-	str	r1, [r4, #+NETARM_GEN_SOFTWARE_SERVICE]
-	ldr	r1, =NETARM_GEN_SW_SVC_RESETB
-	str	r1, [r4, #+NETARM_GEN_SOFTWARE_SERVICE]
-	mov	pc, r0
-#elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
+#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
 	/* No specific reset actions for IntegratorAP/CM720T as yet */
 #elif defined(CONFIG_TEGRA)
 	/* No specific reset actions for tegra as yet */