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samv71-xult/mrf24j40: Add reset logic (but comment out because it is not necessary)

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This commit is contained in:
Gregory Nutt 2017-07-03 13:00:30 -06:00
parent 72c4f12286
commit 5060a7cdf2
2 changed files with 26 additions and 1 deletions
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24
configs/samv71-xult/src/sam_mrf24j40.c
View File

@ -57,6 +57,12 @@
#ifdef HAVE_MRF24J40
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#undef BEE_RESET
/****************************************************************************
* Private Types
****************************************************************************/
@ -65,6 +71,9 @@ struct sam_priv_s
{
struct mrf24j40_lower_s dev;
uint32_t intcfg;
#ifdef BEE_RESET
uint32_t rstcfg;
#endif
uint8_t irq;
uint8_t spidev;
};
@ -108,6 +117,9 @@ static struct sam_priv_s g_mrf24j40_mb1_priv =
.dev.attach = sam_attach_irq,
.dev.enable = sam_enable_irq,
.intcfg = CLICK_MB1_INTR,
#ifdef BEE_RESET
.rstcfg = CLICK_MB1_RESET,
#endif
.irq = IRQ_MB1,
.spidev = 0,
};
@ -119,6 +131,9 @@ static struct sam_priv_s g_mrf24j40_mb2_priv =
.dev.attach = sam_attach_irq,
.dev.enable = sam_enable_irq,
.intcfg = CLICK_MB2_INTR,
#ifdef BEE_RESET
.rstcfg = CLICK_MB2_RESET,
#endif
.irq = IRQ_MB2,
.spidev = 0,
};
@ -213,6 +228,15 @@ static int sam_mrf24j40_devsetup(FAR struct sam_priv_s *priv)
FAR struct spi_dev_s *spi;
int ret;
#ifdef BEE_RESET
/* Bring the MRF24J40 out of reset
* NOTE: Not necessary. The RST# input is pulled high on the BEE.
*/
(void)sam_configgpio(priv->rstcfg);
sam_gpiowrite(priv->rstcfg, true);
#endif
/* Configure the interrupt pin */
(void)sam_configgpio(priv->intcfg);

3
configs/samv71-xult/src/samv71-xult.h
View File

@ -593,7 +593,8 @@
GPIO_PORT_PIOA | GPIO_PIN19)
#define CLICK_MB2_RESET (GPIO_OUTPUT | GPIO_CFG_DEFAULT | GPIO_OUTPUT_CLEAR | \
GPIO_PORT_PIOD | GPIO_PIN30)
/* Interrupts */
/* Interrupts. No pull-ups on the BEE; assumig active low. */
#define CLICK_MB1_INTR (GPIO_INPUT | GPIO_CFG_PULLUP | GPIO_CFG_DEGLITCH | \
GPIO_INT_FALLING | GPIO_PORT_PIOA | GPIO_PIN5)