summaryrefslogtreecommitdiff
path: root/drivers/mmc/mmc_bootdev.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mmc/mmc_bootdev.c')
-rw-r--r--drivers/mmc/mmc_bootdev.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/mmc/mmc_bootdev.c b/drivers/mmc/mmc_bootdev.c
new file mode 100644
index 00000000000..5a1688b75d0
--- /dev/null
+++ b/drivers/mmc/mmc_bootdev.c
@@ -0,0 +1,42 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Bootdev for MMC
+ *
+ * Copyright 2021 Google LLC
+ * Written by Simon Glass <sjg@chromium.org>
+ */
+
+#include <bootdev.h>
+#include <dm.h>
+#include <mmc.h>
+
+static int mmc_bootdev_bind(struct udevice *dev)
+{
+ struct bootdev_uc_plat *ucp = dev_get_uclass_plat(dev);
+
+ ucp->prio = BOOTDEVP_2_INTERNAL_FAST;
+
+ return 0;
+}
+
+struct bootdev_ops mmc_bootdev_ops = {
+};
+
+static const struct udevice_id mmc_bootdev_ids[] = {
+ { .compatible = "u-boot,bootdev-mmc" },
+ { }
+};
+
+U_BOOT_DRIVER(mmc_bootdev) = {
+ .name = "mmc_bootdev",
+ .id = UCLASS_BOOTDEV,
+ .ops = &mmc_bootdev_ops,
+ .bind = mmc_bootdev_bind,
+ .of_match = mmc_bootdev_ids,
+};
+
+BOOTDEV_HUNTER(mmc_bootdev_hunter) = {
+ .prio = BOOTDEVP_2_INTERNAL_FAST,
+ .uclass = UCLASS_MMC,
+ .drv = DM_DRIVER_REF(mmc_bootdev),
+};