diff options
Diffstat (limited to 'nuttx/configs/sama5d3x-ek/README.txt')
-rw-r--r-- | nuttx/configs/sama5d3x-ek/README.txt | 32 |
1 files changed, 18 insertions, 14 deletions
diff --git a/nuttx/configs/sama5d3x-ek/README.txt b/nuttx/configs/sama5d3x-ek/README.txt index 37b186aad..aef5e235f 100644 --- a/nuttx/configs/sama5d3x-ek/README.txt +++ b/nuttx/configs/sama5d3x-ek/README.txt @@ -433,7 +433,7 @@ Buttons and LEDs LEDs ---- There are two LEDs on the SAMA5D3 series-CM board that can be controlled - by software. A blue LED is controlled via GPIO pins. A red LED normally + by software. A blue LED is controlled via PIO pins. A red LED normally provides an indication that power is supplied to the board but can also be controlled via software. @@ -480,23 +480,23 @@ Serial Consoles USART1 Connector J8 ------------------------------- - SAMA5 FUNCTION NUTTX GPIO + SAMA5 FUNCTION NUTTX PIO PIO NAME CONFIGURATION ---- ---------- --------------- - PB27 RTS1 GPIO_USART1_RTS - PB29 TXD1 GPIO_USART1_TXD - PB28 RXD1 GPIO_USART1_RXD - PB26 CTS1 GPIO_USART1_CTS + PB27 RTS1 PIO_USART1_RTS + PB29 TXD1 PIO_USART1_TXD + PB28 RXD1 PIO_USART1_RXD + PB26 CTS1 PIO_USART1_CTS NOTE: Debug TX and RX pins also go the the ADM3312EARU, but I am uncertain of the functionality. ------------------------------- - SAMA5 FUNCTION NUTTX GPIO + SAMA5 FUNCTION NUTTX PIO PIO NAME CONFIGURATION ---- ---------- --------------- - PB31 DTXD GPIO_DBGU_DTXD - PB30 DRXD GPIO_DBGU_DRXD + PB31 DTXD PIO_DBGU_DTXD + PB30 DRXD PIO_DBGU_DRXD Hardware UART via CDC --------------------- @@ -694,11 +694,11 @@ SAMA5D3x-EK Configuration Options Some subsystems can be configured to operate in different ways. The drivers need to know how to configure the subsystem. - CONFIG_PIOA_IRQ - Support PIOA interrupts - CONFIG_PIOB_IRQ - Support PIOB interrupts - CONFIG_PIOC_IRQ - Support PIOD interrupts - CONFIG_PIOD_IRQ - Support PIOD interrupts - CONFIG_PIOE_IRQ - Support PIOE interrupts + CONFIG_SAMA5_PIOA_IRQ - Support PIOA interrupts + CONFIG_SAMA5_PIOB_IRQ - Support PIOB interrupts + CONFIG_SAMA5_PIOC_IRQ - Support PIOD interrupts + CONFIG_SAMA5_PIOD_IRQ - Support PIOD interrupts + CONFIG_SAMA5_PIOE_IRQ - Support PIOE interrupts CONFIG_USART0_ISUART - USART0 is configured as a UART CONFIG_USART1_ISUART - USART1 is configured as a UART @@ -1017,9 +1017,13 @@ Configurations CONFIG_SAMA5_DMAC0=y : DMAC0 is needed by HSMCI0 CONFIG_SAMA5_DMAC1=y : DMAC1 is needed by HSMCI1 + CONFIG_SAMA5_PIO_IRQ=y : PIO interrupts needed + CONFIG_SAMA5_PIOD_IRQ=y : Card detect pins are on PIOD + Device Drivers -> CONFIG_MMCSD=y : Enable MMC/SD support CONFIG_MMSCD_NSLOTS=1 : One slot per driver instance + CONFIG_MMCSD_HAVECARDDETECT=y : Supports card-detect PIOs CONFIG_MMCSD_SDIO=y : SDIO-based MMC/SD support CONFIG_SDIO_DMA=y : Use SDIO DMA CONFIG_SDIO_BLOCKSETUP=y : Needs to know block sizes |