From: Matthias Brugger mbrugger@suse.com
The bcm2711 has two emmc controllers. The difference is the clocks they use. Add support for the second emmc controller.
Signed-off-by: Matthias Brugger mbrugger@suse.com Signed-off-by: Andrei Gherzan andrei@balena.io --- drivers/mmc/bcm2835_sdhci.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/bcm2835_sdhci.c b/drivers/mmc/bcm2835_sdhci.c index 08bddd410e..e68dec3be7 100644 --- a/drivers/mmc/bcm2835_sdhci.c +++ b/drivers/mmc/bcm2835_sdhci.c @@ -178,12 +178,13 @@ static int bcm2835_sdhci_probe(struct udevice *dev) fdt_addr_t base; int emmc_freq; int ret; + int clock_id = (int)dev_get_driver_data(dev);
base = devfdt_get_addr(dev); if (base == FDT_ADDR_T_NONE) return -EINVAL;
- ret = bcm2835_get_mmc_clock(BCM2835_MBOX_CLOCK_ID_EMMC); + ret = bcm2835_get_mmc_clock(clock_id); if (ret < 0) { debug("%s: Failed to set MMC clock (err=%d)\n", __func__, ret); return ret; @@ -228,7 +229,14 @@ static int bcm2835_sdhci_probe(struct udevice *dev) }
static const struct udevice_id bcm2835_sdhci_match[] = { - { .compatible = "brcm,bcm2835-sdhci" }, + { + .compatible = "brcm,bcm2835-sdhci", + .data = BCM2835_MBOX_CLOCK_ID_EMMC + }, + { + .compatible = "brcm,bcm2711-emmc2", + .data = BCM2835_MBOX_CLOCK_ID_EMMC2 + }, { /* sentinel */ } };