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-rw-r--r--arch/arm/mach-spear/generic.h2
-rw-r--r--arch/arm/mach-spear/include/mach/irqs.h2
-rw-r--r--arch/arm/mach-spear/include/mach/misc_regs.h2
-rw-r--r--arch/arm/mach-spear/include/mach/spear.h2
-rw-r--r--arch/arm/mach-spear/include/mach/uncompress.h2
-rw-r--r--arch/arm/mach-spear/pl080.c2
-rw-r--r--arch/arm/mach-spear/pl080.h2
-rw-r--r--arch/arm/mach-spear/restart.c2
-rw-r--r--arch/arm/mach-spear/spear1310.c2
-rw-r--r--arch/arm/mach-spear/spear1340.c2
-rw-r--r--arch/arm/mach-spear/spear13xx.c2
-rw-r--r--arch/arm/mach-spear/spear300.c2
-rw-r--r--arch/arm/mach-spear/spear310.c2
-rw-r--r--arch/arm/mach-spear/spear320.c2
-rw-r--r--arch/arm/mach-spear/spear3xx.c2
-rw-r--r--arch/arm/mach-spear/time.c91
16 files changed, 66 insertions, 55 deletions
diff --git a/arch/arm/mach-spear/generic.h b/arch/arm/mach-spear/generic.h
index a99d90a4d09c..06640914d9a0 100644
--- a/arch/arm/mach-spear/generic.h
+++ b/arch/arm/mach-spear/generic.h
@@ -3,7 +3,7 @@
*
* Copyright (C) 2009-2012 ST Microelectronics
* Rajeev Kumar <rajeev-dlh.kumar@st.com>
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/include/mach/irqs.h b/arch/arm/mach-spear/include/mach/irqs.h
index 92da0a8c6bce..7058720c5278 100644
--- a/arch/arm/mach-spear/include/mach/irqs.h
+++ b/arch/arm/mach-spear/include/mach/irqs.h
@@ -3,7 +3,7 @@
*
* Copyright (C) 2009-2012 ST Microelectronics
* Rajeev Kumar <rajeev-dlh.kumar@st.com>
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/include/mach/misc_regs.h b/arch/arm/mach-spear/include/mach/misc_regs.h
index 935639ce59ba..cfaf7c665b58 100644
--- a/arch/arm/mach-spear/include/mach/misc_regs.h
+++ b/arch/arm/mach-spear/include/mach/misc_regs.h
@@ -4,7 +4,7 @@
* Miscellaneous registers definitions for SPEAr3xx machine family
*
* Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/include/mach/spear.h b/arch/arm/mach-spear/include/mach/spear.h
index f2d6a0176575..5ed841ccf8a3 100644
--- a/arch/arm/mach-spear/include/mach/spear.h
+++ b/arch/arm/mach-spear/include/mach/spear.h
@@ -3,7 +3,7 @@
*
* Copyright (C) 2009,2012 ST Microelectronics
* Rajeev Kumar<rajeev-dlh.kumar@st.com>
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/include/mach/uncompress.h b/arch/arm/mach-spear/include/mach/uncompress.h
index 51b2dc93e4da..8439b9c12edb 100644
--- a/arch/arm/mach-spear/include/mach/uncompress.h
+++ b/arch/arm/mach-spear/include/mach/uncompress.h
@@ -4,7 +4,7 @@
* Serial port stubs for kernel decompress status messages
*
* Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/pl080.c b/arch/arm/mach-spear/pl080.c
index cfa1199d0f4a..b4529f3e0ee9 100644
--- a/arch/arm/mach-spear/pl080.c
+++ b/arch/arm/mach-spear/pl080.c
@@ -4,7 +4,7 @@
* DMAC pl080 definitions for SPEAr platform
*
* Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/pl080.h b/arch/arm/mach-spear/pl080.h
index eb6590ded40d..608dec6725ae 100644
--- a/arch/arm/mach-spear/pl080.h
+++ b/arch/arm/mach-spear/pl080.h
@@ -4,7 +4,7 @@
* DMAC pl080 definitions for SPEAr platform
*
* Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/restart.c b/arch/arm/mach-spear/restart.c
index ce5e098c4888..b4342155a783 100644
--- a/arch/arm/mach-spear/restart.c
+++ b/arch/arm/mach-spear/restart.c
@@ -4,7 +4,7 @@
* SPEAr platform specific restart functions
*
* Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear1310.c b/arch/arm/mach-spear/spear1310.c
index d9ce4d8000f0..cd5d375d91f0 100644
--- a/arch/arm/mach-spear/spear1310.c
+++ b/arch/arm/mach-spear/spear1310.c
@@ -4,7 +4,7 @@
* SPEAr1310 machine source file
*
* Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear1340.c b/arch/arm/mach-spear/spear1340.c
index 3f3c0f124bd3..94594d5a446c 100644
--- a/arch/arm/mach-spear/spear1340.c
+++ b/arch/arm/mach-spear/spear1340.c
@@ -4,7 +4,7 @@
* SPEAr1340 machine source file
*
* Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear13xx.c b/arch/arm/mach-spear/spear13xx.c
index 2e463a93468d..b7afce6795f4 100644
--- a/arch/arm/mach-spear/spear13xx.c
+++ b/arch/arm/mach-spear/spear13xx.c
@@ -4,7 +4,7 @@
* SPEAr13XX machines common source file
*
* Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear300.c b/arch/arm/mach-spear/spear300.c
index b52e48f342f4..5b32edda2276 100644
--- a/arch/arm/mach-spear/spear300.c
+++ b/arch/arm/mach-spear/spear300.c
@@ -4,7 +4,7 @@
* SPEAr300 machine source file
*
* Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear310.c b/arch/arm/mach-spear/spear310.c
index ed2029db391f..86a44ac7ff67 100644
--- a/arch/arm/mach-spear/spear310.c
+++ b/arch/arm/mach-spear/spear310.c
@@ -4,7 +4,7 @@
* SPEAr310 machine source file
*
* Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear320.c b/arch/arm/mach-spear/spear320.c
index bf634b32a930..d45d751926c5 100644
--- a/arch/arm/mach-spear/spear320.c
+++ b/arch/arm/mach-spear/spear320.c
@@ -4,7 +4,7 @@
* SPEAr320 machine source file
*
* Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear3xx.c b/arch/arm/mach-spear/spear3xx.c
index bf3b1fd8cb23..23394ac76cf2 100644
--- a/arch/arm/mach-spear/spear3xx.c
+++ b/arch/arm/mach-spear/spear3xx.c
@@ -4,7 +4,7 @@
* SPEAr3XX machines common source file
*
* Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/time.c b/arch/arm/mach-spear/time.c
index 26fda4ed4d51..9ccffc1d0f28 100644
--- a/arch/arm/mach-spear/time.c
+++ b/arch/arm/mach-spear/time.c
@@ -66,8 +66,6 @@
static __iomem void *gpt_base;
static struct clk *gpt_clk;
-static void clockevent_set_mode(enum clock_event_mode mode,
- struct clock_event_device *clk_event_dev);
static int clockevent_next_event(unsigned long evt,
struct clock_event_device *clk_event_dev);
@@ -95,54 +93,67 @@ static void __init spear_clocksource_init(void)
200, 16, clocksource_mmio_readw_up);
}
-static struct clock_event_device clkevt = {
- .name = "tmr0",
- .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
- .set_mode = clockevent_set_mode,
- .set_next_event = clockevent_next_event,
- .shift = 0, /* to be computed */
-};
+static inline void timer_shutdown(struct clock_event_device *evt)
+{
+ u16 val = readw(gpt_base + CR(CLKEVT));
+
+ /* stop the timer */
+ val &= ~CTRL_ENABLE;
+ writew(val, gpt_base + CR(CLKEVT));
+}
+
+static int spear_shutdown(struct clock_event_device *evt)
+{
+ timer_shutdown(evt);
+
+ return 0;
+}
+
+static int spear_set_oneshot(struct clock_event_device *evt)
+{
+ u16 val;
-static void clockevent_set_mode(enum clock_event_mode mode,
- struct clock_event_device *clk_event_dev)
+ /* stop the timer */
+ timer_shutdown(evt);
+
+ val = readw(gpt_base + CR(CLKEVT));
+ val |= CTRL_ONE_SHOT;
+ writew(val, gpt_base + CR(CLKEVT));
+
+ return 0;
+}
+
+static int spear_set_periodic(struct clock_event_device *evt)
{
u32 period;
u16 val;
/* stop the timer */
+ timer_shutdown(evt);
+
+ period = clk_get_rate(gpt_clk) / HZ;
+ period >>= CTRL_PRESCALER16;
+ writew(period, gpt_base + LOAD(CLKEVT));
+
val = readw(gpt_base + CR(CLKEVT));
- val &= ~CTRL_ENABLE;
+ val &= ~CTRL_ONE_SHOT;
+ val |= CTRL_ENABLE | CTRL_INT_ENABLE;
writew(val, gpt_base + CR(CLKEVT));
- switch (mode) {
- case CLOCK_EVT_MODE_PERIODIC:
- period = clk_get_rate(gpt_clk) / HZ;
- period >>= CTRL_PRESCALER16;
- writew(period, gpt_base + LOAD(CLKEVT));
-
- val = readw(gpt_base + CR(CLKEVT));
- val &= ~CTRL_ONE_SHOT;
- val |= CTRL_ENABLE | CTRL_INT_ENABLE;
- writew(val, gpt_base + CR(CLKEVT));
-
- break;
- case CLOCK_EVT_MODE_ONESHOT:
- val = readw(gpt_base + CR(CLKEVT));
- val |= CTRL_ONE_SHOT;
- writew(val, gpt_base + CR(CLKEVT));
-
- break;
- case CLOCK_EVT_MODE_UNUSED:
- case CLOCK_EVT_MODE_SHUTDOWN:
- case CLOCK_EVT_MODE_RESUME:
-
- break;
- default:
- pr_err("Invalid mode requested\n");
- break;
- }
+ return 0;
}
+static struct clock_event_device clkevt = {
+ .name = "tmr0",
+ .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
+ .set_state_shutdown = spear_shutdown,
+ .set_state_periodic = spear_set_periodic,
+ .set_state_oneshot = spear_set_oneshot,
+ .tick_resume = spear_shutdown,
+ .set_next_event = clockevent_next_event,
+ .shift = 0, /* to be computed */
+};
+
static int clockevent_next_event(unsigned long cycles,
struct clock_event_device *clk_event_dev)
{
@@ -193,7 +204,7 @@ static void __init spear_clockevent_init(int irq)
setup_irq(irq, &spear_timer_irq);
}
-const static struct of_device_id timer_of_match[] __initconst = {
+static const struct of_device_id const timer_of_match[] __initconst = {
{ .compatible = "st,spear-timer", },
{ },
};
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