diff options
Diffstat (limited to 'target/linux/cns21xx/patches-2.6.37/004-arm-add-fa-time.patch')
| -rw-r--r-- | target/linux/cns21xx/patches-2.6.37/004-arm-add-fa-time.patch | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/target/linux/cns21xx/patches-2.6.37/004-arm-add-fa-time.patch b/target/linux/cns21xx/patches-2.6.37/004-arm-add-fa-time.patch deleted file mode 100644 index 876caebc57..0000000000 --- a/target/linux/cns21xx/patches-2.6.37/004-arm-add-fa-time.patch +++ /dev/null @@ -1,143 +0,0 @@ ---- /dev/null -+++ b/arch/arm/plat-fa/include/plat/time.h -@@ -0,0 +1,20 @@ -+/* -+ * Copyright (c) 2010 Gabor Juhos <juhosg@openwrt.org> -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ */ -+ -+#ifndef _FA_TIME_H -+#define _FA_TIME_H -+ -+#define FA_TIMER1 0 -+#define FA_TIMER2 1 -+#define FA_TIMER3 2 -+ -+int __init fa_timer_init(unsigned int mapbase, unsigned int irq, -+ unsigned int timer, unsigned int freq); -+ -+#endif /* _FA_TIME_H */ ---- /dev/null -+++ b/arch/arm/plat-fa/time.c -@@ -0,0 +1,97 @@ -+/* -+ * Copyright (C) 2001-2006 Storlink, Corp. -+ * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt> -+ * Copyright (c) 2010 Gabor Juhos <juhosg@openwrt.org> -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ */ -+ -+#include <linux/init.h> -+#include <linux/interrupt.h> -+#include <linux/irq.h> -+#include <linux/io.h> -+ -+#include <asm/mach/time.h> -+#include <plat/time.h> -+ -+/* -+ * Register definitions for the timers -+ */ -+#define TIMER_COUNT(_base, _tmr) ((_base) + 0x00 + (_tmr) * 0x10) -+#define TIMER_LOAD(_base, _tmr) ((_base) + 0x04 + (_tmr) * 0x10) -+#define TIMER_MATCH1(_base, _tmr) ((_base) + 0x08 + (_tmr) * 0x10) -+#define TIMER_MATCH2(_base, _tmr) ((_base) + 0x0c + (_tmr) * 0x10) -+ -+#define TIMER_CR(_base) ((_base) + 0x30) -+#define TIMER_STATUS(_base) ((_base) + 0x34) -+#define TIMER_MASK(_base) ((_base) + 0x38) -+ -+#define TIMER_SIZE 0x3c -+ -+#define TIMER_CR_ENABLE(x) (1 << ((x) * 3)) -+#define TIMER_CR_CLOCK(x) (1 << ((x) * 3 + 1)) -+#define TIMER_CR_INT(x) (1 << ((x) * 3 + 2)) -+#define TIMER_CR_DOWN(x) (1 << ((x) * 3 + 9)) -+ -+#define TIMER_MASK_MATCH1(x) (1 << ((x) * 3)) -+#define TIMER_MASK_MATCH2(x) (1 << ((x) * 3 + 1)) -+#define TIMER_MASK_OF(x) (1 << ((x) * 3 + 2)) -+ -+#define TIMER_MASK_ALL 0x7ff -+ -+/* -+ * IRQ handler for the timer -+ */ -+static irqreturn_t fa_timer_interrupt(int irq, void *dev_id) -+{ -+ timer_tick(); -+ return IRQ_HANDLED; -+} -+ -+static struct irqaction fa_timer_irq = { -+ .name = "Timer Tick", -+ .flags = IRQF_DISABLED | IRQF_TIMER, -+ .handler = fa_timer_interrupt, -+}; -+ -+int __init fa_timer_init(unsigned int mapbase, unsigned int irq, -+ unsigned int timer, unsigned int freq) -+{ -+ void __iomem *base; -+ -+ base = ioremap(mapbase, TIMER_SIZE); -+ if (!base) -+ return -ENOMEM; -+ -+ /* disable timers, clear status and mask all interrupts */ -+ __raw_writel(0, TIMER_CR(base)); -+ __raw_writel(0, TIMER_STATUS(base)); -+ __raw_writel(TIMER_MASK_ALL, TIMER_MASK(base)); -+ -+ /* -+ * Make irqs happen for the system timer -+ */ -+ setup_irq(irq, &fa_timer_irq); -+ -+ /* Setup the timer */ -+ __raw_writel(freq / HZ, TIMER_COUNT(base, timer)); -+ __raw_writel(freq / HZ, TIMER_LOAD(base, timer)); -+ __raw_writel(0, TIMER_MATCH1(base, timer)); -+ __raw_writel(0, TIMER_MATCH2(base, timer)); -+ -+ /* Enable interrupt and start the timer */ -+ __raw_writel(TIMER_MASK_ALL & ~TIMER_MASK_OF(timer), -+ TIMER_MASK(base)); -+ -+ __raw_writel(TIMER_CR_ENABLE(timer) | -+ TIMER_CR_INT(timer) | -+ TIMER_CR_DOWN(timer), -+ TIMER_CR(base)); -+ -+ iounmap(base); -+ -+ return 0; -+} ---- a/arch/arm/plat-fa/Kconfig -+++ b/arch/arm/plat-fa/Kconfig -@@ -1,3 +1,6 @@ - if PLAT_FA - -+config PLAT_FA_TIME -+ def_bool n -+ - endif ---- a/arch/arm/plat-fa/Makefile -+++ b/arch/arm/plat-fa/Makefile -@@ -4,6 +4,8 @@ - - obj-y := - -+obj-$(CONFIG_PLAT_FA_TIME) += time.o -+ - obj-m := - obj-n := - obj- := |