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From 1f42758fe69648340cfae6cae98e667b88923cf6 Mon Sep 17 00:00:00 2001
From: Matthias Brugger <mbrugger@suse.com>
Date: Wed, 10 Jul 2019 13:24:36 +0200
Subject: [PATCH 6/7] mmc: bcm2835_sdhci: Add support for bcm2711 device
The bcm2711 has two emmc controller. The difference is the clocks
they use. Add support for the second emmc contoller.
Signed-off-by: Matthias Brugger <mbrugger@suse.com>
Signed-off-by: Andrei Gherzan <andrei@balena.io>
Upstream-status: Pending
---
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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