diff options
Diffstat (limited to 'bsps/arm/imxrt/start/bspstart.c')
-rw-r--r-- | bsps/arm/imxrt/start/bspstart.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/bsps/arm/imxrt/start/bspstart.c b/bsps/arm/imxrt/start/bspstart.c index 7398ffbe73..1d583d7ca4 100644 --- a/bsps/arm/imxrt/start/bspstart.c +++ b/bsps/arm/imxrt/start/bspstart.c @@ -59,6 +59,13 @@ static void imxrt_disable_wait_mode(void) * every WFI. */ CLOCK_SetMode(kCLOCK_ModeRun); +#elif IMXRT_IS_MIMXRT11xx + /* + * i.MX RT11xx doesn't support disabling power saving for WFI. On the other + * hand it doesn't have a separate interrupt controller like the i.MX RT1050. + * So a power save during WFI is only annoying during debugging but doesn't + * hurt otherwise. + */ #else #error Disabling wait mode not implemented for this chip. #endif @@ -129,6 +136,22 @@ uint32_t bsp_fdt_map_intr(const uint32_t *intr, size_t icells) return intr[0]; } +/* + * Clock frequencies for peripherals like SD card. These are used by libbsd + * drivers. + */ +#if IMXRT_IS_MIMXRT11xx +uint32_t +imx_ccm_sdhci_hz(void) +{ + /* + * We don't know which SDHCI is used. So just return the clock frequency + * of the first SDHCI and hope the best. + */ + return CLOCK_GetRootClockFreq(kCLOCK_Root_Usdhc1); +} +#endif + /* Make sure to pull in the flash headers */ __attribute__((used)) static const void *hdr_dcd = &imxrt_dcd_data; __attribute__((used)) static const void *hdr_ivt = &imxrt_image_vector_table; |