diff options
Diffstat (limited to 'bsps/arm/imxrt/spi/imxrt-lpspi.c')
| -rw-r--r-- | bsps/arm/imxrt/spi/imxrt-lpspi.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/bsps/arm/imxrt/spi/imxrt-lpspi.c b/bsps/arm/imxrt/spi/imxrt-lpspi.c index 6da3ffdecf..06d8f715d9 100644 --- a/bsps/arm/imxrt/spi/imxrt-lpspi.c +++ b/bsps/arm/imxrt/spi/imxrt-lpspi.c @@ -34,6 +34,7 @@ #include <dev/spi/spi.h> #include <fsl_clock.h> #include <libfdt.h> +#include <imxrt/lpspi.h> struct imxrt_lpspi_bus { spi_bus base; @@ -471,6 +472,24 @@ static clock_ip_name_t imxrt_lpspi_clock_ip(volatile LPSPI_Type *regs) return kCLOCK_IpInvalid; } +static int imxrt_lpspi_ioctl(spi_bus *base, ioctl_command_t command, void *arg) +{ + struct imxrt_lpspi_bus *bus; + bus = (struct imxrt_lpspi_bus *) base; + int err = 0; + + switch (command) { + case IMXRT_LPSPI_GET_REGISTERS: + *(volatile LPSPI_Type**)arg = bus->regs; + break; + default: + err = -EINVAL; + break; + } + + return err; +} + void imxrt_lpspi_init(void) { const void *fdt; @@ -523,6 +542,7 @@ void imxrt_lpspi_init(void) bus->base.transfer = imxrt_lpspi_transfer; bus->base.destroy = imxrt_lpspi_destroy; bus->base.setup = imxrt_lpspi_setup; + bus->base.ioctl = imxrt_lpspi_ioctl; eno = spi_bus_register(&bus->base, bus_path); if (eno != 0) { |