From b411eb30f5ccca861b5aeee6b8e5880d4e4aea6b Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Wed, 3 Oct 2012 08:54:10 +0000 Subject: arm: Remove support for NETARM This stuff has been rotting in the tree for a while now. Remove it. Signed-off-by: Marek Vasut --- arch/arm/cpu/arm720t/cpu.c | 9 +++-- arch/arm/cpu/arm720t/interrupts.c | 83 +-------------------------------------- arch/arm/cpu/arm720t/start.S | 75 +---------------------------------- 3 files changed, 9 insertions(+), 158 deletions(-) (limited to 'arch/arm/cpu/arm720t') diff --git a/arch/arm/cpu/arm720t/cpu.c b/arch/arm/cpu/arm720t/cpu.c index 864720fcd..85c1a2c7f 100644 --- a/arch/arm/cpu/arm720t/cpu.c +++ b/arch/arm/cpu/arm720t/cpu.c @@ -36,6 +36,10 @@ #include #include +#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 e3b59fef0..998efd844 100644 --- a/arch/arm/cpu/arm720t/interrupts.c +++ b/arch/arm/cpu/arm720t/interrupts.c @@ -31,20 +31,11 @@ #include #include -#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 3a90e0d77..45c8f0a5e 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 */ -- cgit v1.2.3