Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Support
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in / Register
Toggle navigation
L
linux
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
0
Issues
0
List
Boards
Labels
Milestones
Merge Requests
0
Merge Requests
0
Analytics
Analytics
Repository
Value Stream
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Commits
Issue Boards
Open sidebar
nexedi
linux
Commits
fc2a9f0b
Commit
fc2a9f0b
authored
May 27, 2009
by
Sascha Hauer
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
MXC: i.MX25 timer support
Signed-off-by:
Sascha Hauer
<
s.hauer@pengutronix.de
>
parent
12b8eb86
Changes
1
Hide whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
9 additions
and
9 deletions
+9
-9
arch/arm/plat-mxc/time.c
arch/arm/plat-mxc/time.c
+9
-9
No files found.
arch/arm/plat-mxc/time.c
View file @
fc2a9f0b
...
...
@@ -47,7 +47,7 @@
#define MX2_TSTAT_CAPT (1 << 1)
#define MX2_TSTAT_COMP (1 << 0)
/* MX31, MX35 */
/* MX31, MX35
, MX25
*/
#define MX3_TCTL_WAITEN (1 << 3)
#define MX3_TCTL_CLK_IPG (1 << 6)
#define MX3_TCTL_FRR (1 << 9)
...
...
@@ -66,7 +66,7 @@ static inline void gpt_irq_disable(void)
{
unsigned
int
tmp
;
if
(
cpu_is_mx3
())
if
(
cpu_is_mx3
()
||
cpu_is_mx25
()
)
__raw_writel
(
0
,
timer_base
+
MX3_IR
);
else
{
tmp
=
__raw_readl
(
timer_base
+
MXC_TCTL
);
...
...
@@ -76,7 +76,7 @@ static inline void gpt_irq_disable(void)
static
inline
void
gpt_irq_enable
(
void
)
{
if
(
cpu_is_mx3
())
if
(
cpu_is_mx3
()
||
cpu_is_mx25
()
)
__raw_writel
(
1
<<
0
,
timer_base
+
MX3_IR
);
else
{
__raw_writel
(
__raw_readl
(
timer_base
+
MXC_TCTL
)
|
MX1_2_TCTL_IRQEN
,
...
...
@@ -90,7 +90,7 @@ static void gpt_irq_acknowledge(void)
__raw_writel
(
0
,
timer_base
+
MX1_2_TSTAT
);
if
(
cpu_is_mx2
())
__raw_writel
(
MX2_TSTAT_CAPT
|
MX2_TSTAT_COMP
,
timer_base
+
MX1_2_TSTAT
);
if
(
cpu_is_mx3
())
if
(
cpu_is_mx3
()
||
cpu_is_mx25
()
)
__raw_writel
(
MX3_TSTAT_OF1
,
timer_base
+
MX3_TSTAT
);
}
...
...
@@ -117,7 +117,7 @@ static int __init mxc_clocksource_init(struct clk *timer_clk)
{
unsigned
int
c
=
clk_get_rate
(
timer_clk
);
if
(
cpu_is_mx3
())
if
(
cpu_is_mx3
()
||
cpu_is_mx25
()
)
clocksource_mxc
.
read
=
mx3_get_cycles
;
clocksource_mxc
.
mult
=
clocksource_hz2mult
(
c
,
...
...
@@ -180,7 +180,7 @@ static void mxc_set_mode(enum clock_event_mode mode,
if
(
mode
!=
clockevent_mode
)
{
/* Set event time into far-far future */
if
(
cpu_is_mx3
())
if
(
cpu_is_mx3
()
||
cpu_is_mx25
()
)
__raw_writel
(
__raw_readl
(
timer_base
+
MX3_TCN
)
-
3
,
timer_base
+
MX3_TCMP
);
else
...
...
@@ -233,7 +233,7 @@ static irqreturn_t mxc_timer_interrupt(int irq, void *dev_id)
struct
clock_event_device
*
evt
=
&
clockevent_mxc
;
uint32_t
tstat
;
if
(
cpu_is_mx3
())
if
(
cpu_is_mx3
()
||
cpu_is_mx25
()
)
tstat
=
__raw_readl
(
timer_base
+
MX3_TSTAT
);
else
tstat
=
__raw_readl
(
timer_base
+
MX1_2_TSTAT
);
...
...
@@ -264,7 +264,7 @@ static int __init mxc_clockevent_init(struct clk *timer_clk)
{
unsigned
int
c
=
clk_get_rate
(
timer_clk
);
if
(
cpu_is_mx3
())
if
(
cpu_is_mx3
()
||
cpu_is_mx25
()
)
clockevent_mxc
.
set_next_event
=
mx3_set_next_event
;
clockevent_mxc
.
mult
=
div_sc
(
c
,
NSEC_PER_SEC
,
...
...
@@ -296,7 +296,7 @@ void __init mxc_timer_init(struct clk *timer_clk, void __iomem *base, int irq)
__raw_writel
(
0
,
timer_base
+
MXC_TCTL
);
__raw_writel
(
0
,
timer_base
+
MXC_TPRER
);
/* see datasheet note */
if
(
cpu_is_mx3
())
if
(
cpu_is_mx3
()
||
cpu_is_mx25
()
)
tctl_val
=
MX3_TCTL_CLK_IPG
|
MX3_TCTL_FRR
|
MX3_TCTL_WAITEN
|
MXC_TCTL_TEN
;
else
tctl_val
=
MX1_2_TCTL_FRR
|
MX1_2_TCTL_CLK_PCLK1
|
MXC_TCTL_TEN
;
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment