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SAMA5D3x-EK: Add support board-specific PWM testing

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This commit is contained in:
Gregory Nutt 2013-11-06 14:38:19 -06:00
parent 231a43bd8d
commit 041565d69f
2 changed files with 11 additions and 7 deletions
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12
arch/arm/src/sama5/Kconfig
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@ -2380,7 +2380,7 @@ config SAMA5_PWM_CLKA
config SAMA5_PWM_CLKA_FREQUENCY
int "CLKA frequency"
default 100
default 1000
depends on SAMA5_PWM_CLKA
---help---
If the CLKA source is enabled, then you must also provide the
@ -2396,7 +2396,7 @@ config SAMA5_PWM_CLKB
config SAMA5_PWM_CLKB_FREQUENCY
int "CLKB frequency"
default 100
default 1000
depends on SAMA5_PWM_CLKB
---help---
If the CLKB source is enabled, then you must also provide the
@ -2439,7 +2439,7 @@ config SAMA5_PWM_CHAN0_MCKDIV
config SAMA5_PWM_CHAN0_OUTPUTH
bool "Configure OUTPUT H pin"
default n
default y
config SAMA5_PWM_CHAN0_OUTPUTL
bool "Configure OUTPUT L pin"
@ -2486,7 +2486,7 @@ config SAMA5_PWM_CHAN1_MCKDIV
config SAMA5_PWM_CHAN1_OUTPUTH
bool "Configure OUTPUT H pin"
default n
default y
config SAMA5_PWM_CHAN1_OUTPUTL
bool "Configure OUTPUT L pin"
@ -2533,7 +2533,7 @@ config SAMA5_PWM_CHAN2_MCKDIV
config SAMA5_PWM_CHAN2_OUTPUTH
bool "Configure OUTPUT H pin"
default n
default y
config SAMA5_PWM_CHAN2_OUTPUTL
bool "Configure OUTPUT L pin"
@ -2580,7 +2580,7 @@ config SAMA5_PWM_CHAN3_MCKDIV
config SAMA5_PWM_CHAN3_OUTPUTH
bool "Configure OUTPUT H pin"
default n
default y
config SAMA5_PWM_CHAN3_OUTPUTL
bool "Configure OUTPUT L pin"

6
arch/arm/src/sama5/sam_pwm.c
View File

@ -1076,18 +1076,22 @@ static int pwm_start(FAR struct pwm_lowerhalf_s *dev,
fsrc = BOARD_MCK_FREQUENCY >> chan->divlog2;
break;
#ifdef CONFIG_SAMA5_PWM_CLKA
case PWM_CLKSRC_CLKA:
regval = PWM_CMR_CPRE_CLKA;
fsrc = CLKA_FREQUENCY;
break;
#endif
#ifdef CONFIG_SAMA5_PWM_CLKB
case PWM_CLKSRC_CLKB:
regval = PWM_CMR_CPRE_CLKB;
fsrc = CLKB_FREQUENCY;
break;
#endif
default:
pwmdbg("ERROR: Bad clock source value: %d\n", chan->clksrc);
pwmdbg("ERROR: Invalid or unsupported clock source value: %d\n", chan->clksrc);
return -EINVAL;
}