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mmc: bcm283x: Add support for bcm2711 device in bcm2835_sdhci

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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>
This commit is contained in:
Matthias Brugger 2019-07-24 15:39:09 +01:00
parent 76bce8c2ad
commit e0e3c7dada
1 changed files with 10 additions and 2 deletions
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12
drivers/mmc/bcm2835_sdhci.c
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@ -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;
@ -230,7 +231,14 @@ 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 */ }
};