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exynos5250: Fix consts in the pwm code 

The code generally intended to make the pointer const instead of the thing it
pointed at, but it had const backwards. Sometimes both the pointer and the
data could be const, but sometimes there were writes where only the pointer
should be.

Change-Id: Ifcd5495769b86b47d7b583cce63ed5c2158bec4e
Signed-off-by: Gabe Black <gabeblack@google.com>
Reviewed-on: https://gerrit.chromium.org/gerrit/63775
Reviewed-by: David Hendricks <dhendrix@chromium.org>
Commit-Queue: Gabe Black <gabeblack@chromium.org>
Tested-by: Gabe Black <gabeblack@chromium.org>
Reviewed-on: http://review.coreboot.org/4397
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Tested-by: build bot (Jenkins)
This commit is contained in:
Gabe Black 2013-07-30 13:38:13 -07:00 committed by Patrick Georgi
parent c0f82d2222
commit 9a9d7e8ad0
1 changed files with 5 additions and 10 deletions
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15
src/cpu/samsung/exynos5250/pwm.c
View File

@ -25,8 +25,7 @@
int pwm_enable(int pwm_id) int pwm_enable(int pwm_id)
{ {
const struct s5p_timer *pwm = struct s5p_timer *const pwm = samsung_get_base_timer();
samsung_get_base_timer();
unsigned long tcon; unsigned long tcon;
tcon = readl(&pwm->tcon); tcon = readl(&pwm->tcon);
@ -39,8 +38,7 @@ int pwm_enable(int pwm_id)
int pwm_check_enabled(int pwm_id) int pwm_check_enabled(int pwm_id)
{ {
const struct s5p_timer *pwm = const struct s5p_timer *pwm = samsung_get_base_timer();
samsung_get_base_timer();
const unsigned long tcon = readl(&pwm->tcon); const unsigned long tcon = readl(&pwm->tcon);
return tcon & TCON_START(pwm_id); return tcon & TCON_START(pwm_id);
@ -48,8 +46,7 @@ int pwm_check_enabled(int pwm_id)
void pwm_disable(int pwm_id) void pwm_disable(int pwm_id)
{ {
const struct s5p_timer *pwm = struct s5p_timer *const pwm = samsung_get_base_timer();
samsung_get_base_timer();
unsigned long tcon; unsigned long tcon;
tcon = readl(&pwm->tcon); tcon = readl(&pwm->tcon);
@ -77,8 +74,7 @@ static unsigned long pwm_calc_tin(int pwm_id, unsigned long freq)
int pwm_config(int pwm_id, int duty_ns, int period_ns) int pwm_config(int pwm_id, int duty_ns, int period_ns)
{ {
const struct s5p_timer *pwm = struct s5p_timer *const pwm = samsung_get_base_timer();
samsung_get_base_timer();
unsigned int offset; unsigned int offset;
unsigned long tin_rate; unsigned long tin_rate;
unsigned long tin_ns; unsigned long tin_ns;
@ -134,8 +130,7 @@ int pwm_config(int pwm_id, int duty_ns, int period_ns)
int pwm_init(int pwm_id, int div, int invert) int pwm_init(int pwm_id, int div, int invert)
{ {
u32 val; u32 val;
const struct s5p_timer *pwm = struct s5p_timer *const pwm = samsung_get_base_timer();
samsung_get_base_timer();
unsigned long ticks_per_period; unsigned long ticks_per_period;
unsigned int offset, prescaler; unsigned int offset, prescaler;