summaryrefslogtreecommitdiff
path: root/target/linux/cns21xx/patches-3.6/004-arm-add-fa-time.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/cns21xx/patches-3.6/004-arm-add-fa-time.patch')
-rw-r--r--target/linux/cns21xx/patches-3.6/004-arm-add-fa-time.patch143
1 files changed, 0 insertions, 143 deletions
diff --git a/target/linux/cns21xx/patches-3.6/004-arm-add-fa-time.patch b/target/linux/cns21xx/patches-3.6/004-arm-add-fa-time.patch
deleted file mode 100644
index 460e7cb69d..0000000000
--- a/target/linux/cns21xx/patches-3.6/004-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) 2010-2012 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) 2010-2012 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- :=