nuttx/nuttx-mirror
1
2
Fork 0
mirror of https://github.com/apache/nuttx.git synced 2025-01-13 13:18:50 +08:00
Code Issues Projects Releases Packages Wiki Activity Actions

arch/arm/src/samv7/sam_afec.c: AFEC1 actually has 12 physical inputs

Browse source 
This commit adds a max_pins field into the private struct.
AFEC0 has 11, AFEC1 has 12. The 12th pin of AFEC0 is an internal
pin connected to a temperature sensor, which we don't use.

Signed-off-by: Stepan Pressl <pressste@fel.cvut.cz>
This commit is contained in:
Pressl, Štěpán 2024-11-14 20:07:26 +01:00 committed by Xiang Xiao
parent 81f060b8d5
commit fe4f7a3a16
1 changed files with 10 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
arch/arm/src/samv7/sam_afec.c
View file

@ -59,7 +59,9 @@
* Pre-processor Definitions
****************************************************************************/
#define ADC_MAX_CHANNELS 11
#define ADC_MAX_CHANNELS 12
#define AFEC0_MAX_PINS 11
#define AFEC1_MAX_PINS 12
#ifdef CONFIG_SAMV7_AFEC_DMA
#define DMA_FLAGS (DMACH_FLAG_FIFOCFG_LARGEST | \
@ -91,6 +93,7 @@ struct samv7_dev_s
const struct adc_callback_s *cb; /* Upper driver callback */
uint8_t intf; /* ADC number (i.e. ADC1, ADC2) */
uint32_t base; /* ADC register base */
uint8_t max_pins;
uint8_t initialized; /* ADC initialization counter */
uint8_t resolution; /* ADC resolution (SAMV7_AFECn_RES) */
uint8_t trigger; /* ADC trigger (software, timer...) */
@ -177,6 +180,7 @@ static struct samv7_dev_s g_adcpriv0 =
.irq = SAM_IRQ_AFEC0,
.pid = SAM_PID_AFEC0,
.intf = 0,
.max_pins = AFEC0_MAX_PINS,
.initialized = 0,
.resolution = CONFIG_SAMV7_AFEC0_RES,
#if defined (CONFIG_SAMV7_AFEC0_PWMTRIG)
@ -198,7 +202,7 @@ static struct adc_dev_s g_adcdev0 =
.ad_priv = &g_adcpriv0,
};
gpio_pinset_t g_adcpinlist0[ADC_MAX_CHANNELS] =
gpio_pinset_t g_adcpinlist0[AFEC0_MAX_PINS] =
{
GPIO_AFE0_AD0,
GPIO_AFE0_AD1,
@ -220,6 +224,7 @@ static struct samv7_dev_s g_adcpriv1 =
.irq = SAM_IRQ_AFEC1,
.pid = SAM_PID_AFEC1,
.intf = 1,
.max_pins = AFEC1_MAX_PINS,
.initialized = 0,
.resolution = CONFIG_SAMV7_AFEC1_RES,
#if defined (CONFIG_SAMV7_AFEC1_PWMTRIG)
@ -241,7 +246,7 @@ static struct adc_dev_s g_adcdev1 =
.ad_priv = &g_adcpriv1,
};
gpio_pinset_t g_adcpinlist1[ADC_MAX_CHANNELS] =
gpio_pinset_t g_adcpinlist1[AFEC1_MAX_PINS] =
{
GPIO_AFE1_AD0,
GPIO_AFE1_AD1,
@ -254,6 +259,7 @@ gpio_pinset_t g_adcpinlist1[ADC_MAX_CHANNELS] =
GPIO_AFE1_AD8,
GPIO_AFE1_AD9,
GPIO_AFE1_AD10,
GPIO_AFE1_AD11
};
#endif
@ -830,7 +836,7 @@ static void afec_reset(struct adc_dev_s *dev)
uint32_t afec_cgr = 0;
for (int i = 0; i < priv->nchannels; i++)
{
DEBUGASSERT(priv->chanlist[i] < ADC_MAX_CHANNELS);
DEBUGASSERT(priv->chanlist[i] < priv->max_pins);
pinset = pinlist[priv->chanlist[i]];
sam_configgpio(pinset);