#include <common.h>
#include <mmc.h>
#include <dm.h>
+#include <dm/device-internal.h>
#include <dm/lists.h>
#include <dm/root.h>
+#include "mmc_private.h"
+
+#ifdef CONFIG_DM_MMC_OPS
+int dm_mmc_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
+ struct mmc_data *data)
+{
+ struct mmc *mmc = mmc_get_mmc_dev(dev);
+ struct dm_mmc_ops *ops = mmc_get_ops(dev);
+ int ret;
+
+ mmmc_trace_before_send(mmc, cmd);
+ if (ops->send_cmd)
+ ret = ops->send_cmd(dev, cmd, data);
+ else
+ ret = -ENOSYS;
+ mmmc_trace_after_send(mmc, cmd, ret);
+
+ return ret;
+}
+
+int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
+{
+ return dm_mmc_send_cmd(mmc->dev, cmd, data);
+}
+
+int dm_mmc_set_ios(struct udevice *dev)
+{
+ struct dm_mmc_ops *ops = mmc_get_ops(dev);
+
+ if (!ops->set_ios)
+ return -ENOSYS;
+ return ops->set_ios(dev);
+}
+
+int mmc_set_ios(struct mmc *mmc)
+{
+ return dm_mmc_set_ios(mmc->dev);
+}
+
+int dm_mmc_get_wp(struct udevice *dev)
+{
+ struct dm_mmc_ops *ops = mmc_get_ops(dev);
+
+ if (!ops->get_wp)
+ return -ENOSYS;
+ return ops->get_wp(dev);
+}
+
+int mmc_getwp(struct mmc *mmc)
+{
+ return dm_mmc_get_wp(mmc->dev);
+}
+
+int dm_mmc_get_cd(struct udevice *dev)
+{
+ struct dm_mmc_ops *ops = mmc_get_ops(dev);
+
+ if (!ops->get_cd)
+ return -ENOSYS;
+ return ops->get_cd(dev);
+}
+
+int mmc_getcd(struct mmc *mmc)
+{
+ return dm_mmc_get_cd(mmc->dev);
+}
+#endif
struct mmc *mmc_get_mmc_dev(struct udevice *dev)
{
return upriv->mmc;
}
+#ifdef CONFIG_BLK
+struct mmc *find_mmc_device(int dev_num)
+{
+ struct udevice *dev, *mmc_dev;
+ int ret;
+
+ ret = blk_get_device(IF_TYPE_MMC, dev_num, &dev);
+
+ if (ret) {
+#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
+ printf("MMC Device %d not found\n", dev_num);
+#endif
+ return NULL;
+ }
+
+ mmc_dev = dev_get_parent(dev);
+
+ return mmc_get_mmc_dev(mmc_dev);
+}
+
+int get_mmc_num(void)
+{
+ return max(blk_find_max_devnum(IF_TYPE_MMC), 0);
+}
+
+int mmc_get_next_devnum(void)
+{
+ int ret;
+
+ ret = get_mmc_num();
+ if (ret < 0)
+ return ret;
+
+ return ret + 1;
+}
+
+struct blk_desc *mmc_get_blk_desc(struct mmc *mmc)
+{
+ struct blk_desc *desc;
+ struct udevice *dev;
+
+ device_find_first_child(mmc->dev, &dev);
+ if (!dev)
+ return NULL;
+ desc = dev_get_uclass_platdata(dev);
+
+ return desc;
+}
+
+void mmc_do_preinit(void)
+{
+ struct udevice *dev;
+ struct uclass *uc;
+ int ret;
+
+ ret = uclass_get(UCLASS_MMC, &uc);
+ if (ret)
+ return;
+ uclass_foreach_dev(dev, uc) {
+ struct mmc *m = mmc_get_mmc_dev(dev);
+
+ if (!m)
+ continue;
+#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
+ mmc_set_preinit(m, 1);
+#endif
+ if (m->preinit)
+ mmc_start_init(m);
+ }
+}
+
+#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
+void print_mmc_devices(char separator)
+{
+ struct udevice *dev;
+ char *mmc_type;
+ bool first = true;
+
+ for (uclass_first_device(UCLASS_MMC, &dev);
+ dev;
+ uclass_next_device(&dev)) {
+ struct mmc *m = mmc_get_mmc_dev(dev);
+
+ if (!first) {
+ printf("%c", separator);
+ if (separator != '\n')
+ puts(" ");
+ }
+ if (m->has_init)
+ mmc_type = IS_SD(m) ? "SD" : "eMMC";
+ else
+ mmc_type = NULL;
+
+ printf("%s: %d", m->cfg->name, mmc_get_blk_desc(m)->devnum);
+ if (mmc_type)
+ printf(" (%s)", mmc_type);
+ }
+
+ printf("\n");
+}
+
+#else
+void print_mmc_devices(char separator) { }
+#endif
+
+int mmc_bind(struct udevice *dev, struct mmc *mmc, const struct mmc_config *cfg)
+{
+ struct blk_desc *bdesc;
+ struct udevice *bdev;
+ int ret;
+
+ ret = blk_create_devicef(dev, "mmc_blk", "blk", IF_TYPE_MMC, -1, 512,
+ 0, &bdev);
+ if (ret) {
+ debug("Cannot create block device\n");
+ return ret;
+ }
+ bdesc = dev_get_uclass_platdata(bdev);
+ mmc->cfg = cfg;
+ mmc->priv = dev;
+
+ /* the following chunk was from mmc_register() */
+
+ /* Setup dsr related values */
+ mmc->dsr_imp = 0;
+ mmc->dsr = 0xffffffff;
+ /* Setup the universal parts of the block interface just once */
+ bdesc->removable = 1;
+
+ /* setup initial part type */
+ bdesc->part_type = cfg->part_type;
+ mmc->dev = dev;
+
+ return 0;
+}
+
+int mmc_unbind(struct udevice *dev)
+{
+ struct udevice *bdev;
+
+ device_find_first_child(dev, &bdev);
+ if (bdev) {
+ device_remove(bdev);
+ device_unbind(bdev);
+ }
+
+ return 0;
+}
+
+static int mmc_select_hwpart(struct udevice *bdev, int hwpart)
+{
+ struct udevice *mmc_dev = dev_get_parent(bdev);
+ struct mmc *mmc = mmc_get_mmc_dev(mmc_dev);
+ struct blk_desc *desc = dev_get_uclass_platdata(bdev);
+ int ret;
+
+ if (desc->hwpart == hwpart)
+ return 0;
+
+ if (mmc->part_config == MMCPART_NOAVAILABLE)
+ return -EMEDIUMTYPE;
+
+ ret = mmc_switch_part(mmc, hwpart);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static const struct blk_ops mmc_blk_ops = {
+ .read = mmc_bread,
+#ifndef CONFIG_SPL_BUILD
+ .write = mmc_bwrite,
+#endif
+ .select_hwpart = mmc_select_hwpart,
+};
+
+U_BOOT_DRIVER(mmc_blk) = {
+ .name = "mmc_blk",
+ .id = UCLASS_BLK,
+ .ops = &mmc_blk_ops,
+};
+#endif /* CONFIG_BLK */
+
U_BOOT_DRIVER(mmc) = {
.name = "mmc",
.id = UCLASS_MMC,
projects / J-u-boot.git / blobdiff