[U-Boot] [PATCH v2 6/8] mmc: bcm283x: Add support for bcm2711 device in bcm2835_sdhci
Andrei Gherzan
andrei at balena.io
Wed Jul 24 14:39:09 UTC 2019
From: Matthias Brugger <mbrugger at 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 at suse.com>
Signed-off-by: Andrei Gherzan <andrei at 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 */ }
};
--
2.22.0
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