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-rw-r--r--drivers/mmc/Kconfig11
-rw-r--r--drivers/mmc/Makefile12
-rw-r--r--drivers/mmc/mmc-uclass.c106
-rw-r--r--drivers/mmc/mmc.c311
-rw-r--r--drivers/mmc/mmc_legacy.c108
-rw-r--r--drivers/mmc/mmc_private.h33
-rw-r--r--drivers/mmc/mmc_write.c18
-rw-r--r--drivers/mmc/omap_hsmmc.c1
-rw-r--r--drivers/mmc/pic32_sdhci.c7
-rw-r--r--drivers/mmc/rockchip_dw_mmc.c1
-rw-r--r--drivers/mmc/sandbox_mmc.c134
-rw-r--r--drivers/mmc/socfpga_dw_mmc.c1
-rw-r--r--drivers/mmc/uniphier-sd.c1
-rw-r--r--drivers/mmc/zynq_sdhci.c1
14 files changed, 593 insertions, 152 deletions
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
index 4d3df11a1b..c80efc39a7 100644
--- a/drivers/mmc/Kconfig
+++ b/drivers/mmc/Kconfig
@@ -2,7 +2,7 @@ menu "MMC Host controller Support"
config MMC
bool "Enable MMC support"
- depends on ARCH_SUNXI
+ depends on ARCH_SUNXI || SANDBOX
help
TODO: Move all architectures to use this option
@@ -58,4 +58,13 @@ config MMC_UNIPHIER
help
This selects support for the SD/MMC Host Controller on UniPhier SoCs.
+config SANDBOX_MMC
+ bool "Sandbox MMC support"
+ depends on MMC && SANDBOX
+ help
+ This select a dummy sandbox MMC driver. At present this does nothing
+ other than allow sandbox to be build with MMC support. This
+ improves build coverage for sandbox and makes it easier to detect
+ MMC build errors with sandbox.
+
endmenu
diff --git a/drivers/mmc/Makefile b/drivers/mmc/Makefile
index 585aaf3115..3da4817a18 100644
--- a/drivers/mmc/Makefile
+++ b/drivers/mmc/Makefile
@@ -5,7 +5,13 @@
# SPDX-License-Identifier: GPL-2.0+
#
-obj-$(CONFIG_DM_MMC) += mmc-uclass.o
+ifdef CONFIG_DM_MMC
+obj-$(CONFIG_GENERIC_MMC) += mmc-uclass.o
+endif
+
+ifndef CONFIG_BLK
+obj-$(CONFIG_GENERIC_MMC) += mmc_legacy.o
+endif
obj-$(CONFIG_ARM_PL180_MMCI) += arm_pl180_mmci.o
obj-$(CONFIG_ATMEL_SDHCI) += atmel_sdhci.o
@@ -34,7 +40,11 @@ obj-$(CONFIG_ROCKCHIP_DWMMC) += rockchip_dw_mmc.o
obj-$(CONFIG_SUPPORT_EMMC_RPMB) += rpmb.o
obj-$(CONFIG_S3C_SDI) += s3c_sdi.o
obj-$(CONFIG_S5P_SDHCI) += s5p_sdhci.o
+ifdef CONFIG_BLK
+ifdef CONFIG_GENERIC_MMC
obj-$(CONFIG_SANDBOX) += sandbox_mmc.o
+endif
+endif
obj-$(CONFIG_SDHCI) += sdhci.o
obj-$(CONFIG_SH_MMCIF) += sh_mmcif.o
obj-$(CONFIG_SH_SDHI) += sh_sdhi.o
diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c
index 777489f5d8..1b967d982b 100644
--- a/drivers/mmc/mmc-uclass.c
+++ b/drivers/mmc/mmc-uclass.c
@@ -21,6 +21,112 @@ 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
+#endif /* CONFIG_BLK */
+
U_BOOT_DRIVER(mmc) = {
.name = "mmc",
.id = UCLASS_MMC,
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index d3c22abfd5..74b3d68f87 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -21,9 +21,6 @@
#include <div64.h>
#include "mmc_private.h"
-static struct list_head mmc_devices;
-static int cur_dev_num = -1;
-
__weak int board_mmc_getwp(struct mmc *mmc)
{
return -1;
@@ -178,25 +175,6 @@ int mmc_set_blocklen(struct mmc *mmc, int len)
return mmc_send_cmd(mmc, &cmd, NULL);
}
-struct mmc *find_mmc_device(int dev_num)
-{
- struct mmc *m;
- struct list_head *entry;
-
- list_for_each(entry, &mmc_devices) {
- m = list_entry(entry, struct mmc, link);
-
- if (m->block_dev.devnum == dev_num)
- return m;
- }
-
-#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
- printf("MMC Device %d not found\n", dev_num);
-#endif
-
- return NULL;
-}
-
static int mmc_read_blocks(struct mmc *mmc, void *dst, lbaint_t start,
lbaint_t blkcnt)
{
@@ -238,9 +216,17 @@ static int mmc_read_blocks(struct mmc *mmc, void *dst, lbaint_t start,
return blkcnt;
}
+#ifdef CONFIG_BLK
+static ulong mmc_bread(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
+ void *dst)
+#else
static ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start,
lbaint_t blkcnt, void *dst)
+#endif
{
+#ifdef CONFIG_BLK
+ struct blk_desc *block_dev = dev_get_uclass_platdata(dev);
+#endif
int dev_num = block_dev->devnum;
int err;
lbaint_t cur, blocks_todo = blkcnt;
@@ -252,14 +238,14 @@ static ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start,
if (!mmc)
return 0;
- err = mmc_select_hwpart(dev_num, block_dev->hwpart);
+ err = blk_dselect_hwpart(block_dev, block_dev->hwpart);
if (err < 0)
return 0;
- if ((start + blkcnt) > mmc->block_dev.lba) {
+ if ((start + blkcnt) > block_dev->lba) {
#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
printf("MMC: block number 0x" LBAF " exceeds max(0x" LBAF ")\n",
- start + blkcnt, mmc->block_dev.lba);
+ start + blkcnt, block_dev->lba);
#endif
return 0;
}
@@ -577,58 +563,73 @@ static int mmc_set_capacity(struct mmc *mmc, int part_num)
return -1;
}
- mmc->block_dev.lba = lldiv(mmc->capacity, mmc->read_bl_len);
+ mmc_get_blk_desc(mmc)->lba = lldiv(mmc->capacity, mmc->read_bl_len);
return 0;
}
-int mmc_select_hwpart(int dev_num, int hwpart)
+static int mmc_switch_part(struct mmc *mmc, unsigned int part_num)
{
- struct mmc *mmc = find_mmc_device(dev_num);
int ret;
- if (!mmc)
- return -ENODEV;
+ ret = mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_PART_CONF,
+ (mmc->part_config & ~PART_ACCESS_MASK)
+ | (part_num & PART_ACCESS_MASK));
- if (mmc->block_dev.hwpart == hwpart)
+ /*
+ * Set the capacity if the switch succeeded or was intended
+ * to return to representing the raw device.
+ */
+ if ((ret == 0) || ((ret == -ENODEV) && (part_num == 0))) {
+ ret = mmc_set_capacity(mmc, part_num);
+ mmc_get_blk_desc(mmc)->hwpart = part_num;
+ }
+
+ return ret;
+}
+
+#ifdef CONFIG_BLK
+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) {
- printf("Card doesn't support part_switch\n");
+ if (mmc->part_config == MMCPART_NOAVAILABLE)
return -EMEDIUMTYPE;
- }
- ret = mmc_switch_part(dev_num, hwpart);
+ ret = mmc_switch_part(mmc, hwpart);
if (ret)
return ret;
return 0;
}
-
-
-int mmc_switch_part(int dev_num, unsigned int part_num)
+#else
+static int mmc_select_hwpartp(struct blk_desc *desc, int hwpart)
{
- struct mmc *mmc = find_mmc_device(dev_num);
+ struct mmc *mmc = find_mmc_device(desc->devnum);
int ret;
if (!mmc)
- return -1;
+ return -ENODEV;
- ret = mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_PART_CONF,
- (mmc->part_config & ~PART_ACCESS_MASK)
- | (part_num & PART_ACCESS_MASK));
+ if (mmc->block_dev.hwpart == hwpart)
+ return 0;
- /*
- * Set the capacity if the switch succeeded or was intended
- * to return to representing the raw device.
- */
- if ((ret == 0) || ((ret == -ENODEV) && (part_num == 0))) {
- ret = mmc_set_capacity(mmc, part_num);
- mmc->block_dev.hwpart = part_num;
- }
+ if (mmc->part_config == MMCPART_NOAVAILABLE)
+ return -EMEDIUMTYPE;
- return ret;
+ ret = mmc_switch_part(mmc, hwpart);
+ if (ret)
+ return ret;
+
+ return 0;
}
+#endif
int mmc_hwpart_config(struct mmc *mmc,
const struct mmc_hwpart_conf *conf,
@@ -1039,6 +1040,7 @@ static int mmc_startup(struct mmc *mmc)
int timeout = 1000;
bool has_parts = false;
bool part_completed;
+ struct blk_desc *bdesc;
#ifdef CONFIG_MMC_SPI_CRC_ON
if (mmc_host_is_spi(mmc)) { /* enable CRC check for spi */
@@ -1335,7 +1337,7 @@ static int mmc_startup(struct mmc *mmc)
mmc->wr_rel_set = ext_csd[EXT_CSD_WR_REL_SET];
}
- err = mmc_set_capacity(mmc, mmc->block_dev.hwpart);
+ err = mmc_set_capacity(mmc, mmc_get_blk_desc(mmc)->hwpart);
if (err)
return err;
@@ -1475,31 +1477,32 @@ static int mmc_startup(struct mmc *mmc)
}
/* fill in device description */
- mmc->block_dev.lun = 0;
- mmc->block_dev.hwpart = 0;
- mmc->block_dev.type = 0;
- mmc->block_dev.blksz = mmc->read_bl_len;
- mmc->block_dev.log2blksz = LOG2(mmc->block_dev.blksz);
- mmc->block_dev.lba = lldiv(mmc->capacity, mmc->read_bl_len);
+ bdesc = mmc_get_blk_desc(mmc);
+ bdesc->lun = 0;
+ bdesc->hwpart = 0;
+ bdesc->type = 0;
+ bdesc->blksz = mmc->read_bl_len;
+ bdesc->log2blksz = LOG2(bdesc->blksz);
+ bdesc->lba = lldiv(mmc->capacity, mmc->read_bl_len);
#if !defined(CONFIG_SPL_BUILD) || \
(defined(CONFIG_SPL_LIBCOMMON_SUPPORT) && \
!defined(CONFIG_USE_TINY_PRINTF))
- sprintf(mmc->block_dev.vendor, "Man %06x Snr %04x%04x",
+ sprintf(bdesc->vendor, "Man %06x Snr %04x%04x",
mmc->cid[0] >> 24, (mmc->cid[2] & 0xffff),
(mmc->cid[3] >> 16) & 0xffff);
- sprintf(mmc->block_dev.product, "%c%c%c%c%c%c", mmc->cid[0] & 0xff,
+ sprintf(bdesc->product, "%c%c%c%c%c%c", mmc->cid[0] & 0xff,
(mmc->cid[1] >> 24), (mmc->cid[1] >> 16) & 0xff,
(mmc->cid[1] >> 8) & 0xff, mmc->cid[1] & 0xff,
(mmc->cid[2] >> 24) & 0xff);
- sprintf(mmc->block_dev.revision, "%d.%d", (mmc->cid[2] >> 20) & 0xf,
+ sprintf(bdesc->revision, "%d.%d", (mmc->cid[2] >> 20) & 0xf,
(mmc->cid[2] >> 16) & 0xf);
#else
- mmc->block_dev.vendor[0] = 0;
- mmc->block_dev.product[0] = 0;
- mmc->block_dev.revision[0] = 0;
+ bdesc->vendor[0] = 0;
+ bdesc->product[0] = 0;
+ bdesc->revision[0] = 0;
#endif
#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBDISK_SUPPORT)
- part_init(&mmc->block_dev);
+ part_init(bdesc);
#endif
return 0;
@@ -1537,8 +1540,55 @@ int __deprecated mmc_register(struct mmc *mmc)
return -1;
}
+#ifdef CONFIG_BLK
+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 = mmc->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;
+}
+
+#else
struct mmc *mmc_create(const struct mmc_config *cfg, void *priv)
{
+ struct blk_desc *bdesc;
struct mmc *mmc;
/* quick validation */
@@ -1559,19 +1609,17 @@ struct mmc *mmc_create(const struct mmc_config *cfg, void *priv)
mmc->dsr_imp = 0;
mmc->dsr = 0xffffffff;
/* Setup the universal parts of the block interface just once */
- mmc->block_dev.if_type = IF_TYPE_MMC;
- mmc->block_dev.devnum = cur_dev_num++;
- mmc->block_dev.removable = 1;
- mmc->block_dev.block_read = mmc_bread;
- mmc->block_dev.block_write = mmc_bwrite;
- mmc->block_dev.block_erase = mmc_berase;
+ bdesc = mmc_get_blk_desc(mmc);
+ bdesc->if_type = IF_TYPE_MMC;
+ bdesc->removable = 1;
+ bdesc->devnum = mmc_get_next_devnum();
+ bdesc->block_read = mmc_bread;
+ bdesc->block_write = mmc_bwrite;
+ bdesc->block_erase = mmc_berase;
/* setup initial part type */
- mmc->block_dev.part_type = mmc->cfg->part_type;
-
- INIT_LIST_HEAD(&mmc->link);
-
- list_add_tail(&mmc->link, &mmc_devices);
+ bdesc->part_type = mmc->cfg->part_type;
+ mmc_list_add(mmc);
return mmc;
}
@@ -1581,15 +1629,23 @@ void mmc_destroy(struct mmc *mmc)
/* only freeing memory for now */
free(mmc);
}
+#endif
-#ifdef CONFIG_PARTITIONS
-struct blk_desc *mmc_get_dev(int dev)
+#ifndef CONFIG_BLK
+static int mmc_get_dev(int dev, struct blk_desc **descp)
{
struct mmc *mmc = find_mmc_device(dev);
- if (!mmc || mmc_init(mmc))
- return NULL;
+ int ret;
- return &mmc->block_dev;
+ if (!mmc)
+ return -ENODEV;
+ ret = mmc_init(mmc);
+ if (ret)
+ return ret;
+
+ *descp = &mmc->block_dev;
+
+ return 0;
}
#endif
@@ -1636,7 +1692,7 @@ int mmc_start_init(struct mmc *mmc)
return err;
/* The internal partition reset to user partition(0) at every CMD0*/
- mmc->block_dev.hwpart = 0;
+ mmc_get_blk_desc(mmc)->hwpart = 0;
/* Test for SD version 2 */
err = mmc_send_if_cond(mmc);
@@ -1683,7 +1739,11 @@ int mmc_init(struct mmc *mmc)
{
int err = 0;
unsigned start;
+#ifdef CONFIG_DM_MMC
+ struct mmc_uclass_priv *upriv = dev_get_uclass_priv(mmc->dev);
+ upriv->mmc = mmc;
+#endif
if (mmc->has_init)
return 0;
@@ -1716,66 +1776,11 @@ __weak int board_mmc_init(bd_t *bis)
return -1;
}
-#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
-
-void print_mmc_devices(char separator)
-{
- struct mmc *m;
- struct list_head *entry;
- char *mmc_type;
-
- list_for_each(entry, &mmc_devices) {
- m = list_entry(entry, struct mmc, link);
-
- if (m->has_init)
- mmc_type = IS_SD(m) ? "SD" : "eMMC";
- else
- mmc_type = NULL;
-
- printf("%s: %d", m->cfg->name, m->block_dev.devnum);
- if (mmc_type)
- printf(" (%s)", mmc_type);
-
- if (entry->next != &mmc_devices) {
- printf("%c", separator);
- if (separator != '\n')
- puts (" ");
- }
- }
-
- printf("\n");
-}
-
-#else
-void print_mmc_devices(char separator) { }
-#endif
-
-int get_mmc_num(void)
-{
- return cur_dev_num;
-}
-
void mmc_set_preinit(struct mmc *mmc, int preinit)
{
mmc->preinit = preinit;
}
-static void do_preinit(void)
-{
- struct mmc *m;
- struct list_head *entry;
-
- list_for_each(entry, &mmc_devices) {
- m = list_entry(entry, struct mmc, link);
-
-#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
- mmc_set_preinit(m, 1);
-#endif
- if (m->preinit)
- mmc_start_init(m);
- }
-}
-
#if defined(CONFIG_DM_MMC) && defined(CONFIG_SPL_BUILD)
static int mmc_probe(bd_t *bis)
{
@@ -1828,9 +1833,9 @@ int mmc_initialize(bd_t *bis)
return 0;
initialized = 1;
- INIT_LIST_HEAD (&mmc_devices);
- cur_dev_num = 0;
-
+#ifndef CONFIG_BLK
+ mmc_list_init();
+#endif
ret = mmc_probe(bis);
if (ret)
return ret;
@@ -1839,7 +1844,7 @@ int mmc_initialize(bd_t *bis)
print_mmc_devices(',');
#endif
- do_preinit();
+ mmc_do_preinit();
return 0;
}
@@ -1965,3 +1970,25 @@ int mmc_set_rst_n_function(struct mmc *mmc, u8 enable)
enable);
}
#endif
+
+#ifdef CONFIG_BLK
+static const struct blk_ops mmc_blk_ops = {
+ .read = mmc_bread,
+ .write = mmc_bwrite,
+ .select_hwpart = mmc_select_hwpart,
+};
+
+U_BOOT_DRIVER(mmc_blk) = {
+ .name = "mmc_blk",
+ .id = UCLASS_BLK,
+ .ops = &mmc_blk_ops,
+};
+#else
+U_BOOT_LEGACY_BLK(mmc) = {
+ .if_typename = "mmc",
+ .if_type = IF_TYPE_MMC,
+ .max_devs = -1,
+ .get_dev = mmc_get_dev,
+ .select_hwpart = mmc_select_hwpartp,
+};
+#endif
diff --git a/drivers/mmc/mmc_legacy.c b/drivers/mmc/mmc_legacy.c
new file mode 100644
index 0000000000..3ec649f2b8
--- /dev/null
+++ b/drivers/mmc/mmc_legacy.c
@@ -0,0 +1,108 @@
+/*
+ * Copyright (C) 2016 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <mmc.h>
+
+static struct list_head mmc_devices;
+static int cur_dev_num = -1;
+
+struct mmc *find_mmc_device(int dev_num)
+{
+ struct mmc *m;
+ struct list_head *entry;
+
+ list_for_each(entry, &mmc_devices) {
+ m = list_entry(entry, struct mmc, link);
+
+ if (m->block_dev.devnum == dev_num)
+ return m;
+ }
+
+#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
+ printf("MMC Device %d not found\n", dev_num);
+#endif
+
+ return NULL;
+}
+
+int mmc_get_next_devnum(void)
+{
+ return cur_dev_num++;
+}
+
+struct blk_desc *mmc_get_blk_desc(struct mmc *mmc)
+{
+ return &mmc->block_dev;
+}
+
+int get_mmc_num(void)
+{
+ return cur_dev_num;
+}
+
+void mmc_do_preinit(void)
+{
+ struct mmc *m;
+ struct list_head *entry;
+
+ list_for_each(entry, &mmc_devices) {
+ m = list_entry(entry, struct mmc, link);
+
+#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
+ mmc_set_preinit(m, 1);
+#endif
+ if (m->preinit)
+ mmc_start_init(m);
+ }
+}
+
+void mmc_list_init(void)
+{
+ INIT_LIST_HEAD(&mmc_devices);
+ cur_dev_num = 0;
+}
+
+void mmc_list_add(struct mmc *mmc)
+{
+ INIT_LIST_HEAD(&mmc->link);
+
+ list_add_tail(&mmc->link, &mmc_devices);
+}
+
+#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
+void print_mmc_devices(char separator)
+{
+ struct mmc *m;
+ struct list_head *entry;
+ char *mmc_type;
+
+ list_for_each(entry, &mmc_devices) {
+ m = list_entry(entry, struct mmc, link);
+
+ if (m->has_init)
+ mmc_type = IS_SD(m) ? "SD" : "eMMC";
+ else
+ mmc_type = NULL;
+
+ printf("%s: %d", m->cfg->name, m->block_dev.devnum);
+ if (mmc_type)
+ printf(" (%s)", mmc_type);
+
+ if (entry->next != &mmc_devices) {
+ printf("%c", separator);
+ if (separator != '\n')
+ puts(" ");
+ }
+ }
+
+ printf("\n");
+}
+
+#else
+void print_mmc_devices(char separator) { }
+#endif
diff --git a/drivers/mmc/mmc_private.h b/drivers/mmc/mmc_private.h
index d3f6bfe123..27b9e5f56f 100644
--- a/drivers/mmc/mmc_private.h
+++ b/drivers/mmc/mmc_private.h
@@ -25,8 +25,13 @@ void mmc_adapter_card_type_ident(void);
unsigned long mmc_berase(struct blk_desc *block_dev, lbaint_t start,
lbaint_t blkcnt);
-unsigned long mmc_bwrite(struct blk_desc *block_dev, lbaint_t start,
- lbaint_t blkcnt, const void *src);
+#ifdef CONFIG_BLK
+ulong mmc_bwrite(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
+ const void *src);
+#else
+ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
+ const void *src);
+#endif
#else /* CONFIG_SPL_BUILD */
@@ -46,4 +51,28 @@ static inline ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start,
#endif /* CONFIG_SPL_BUILD */
+/**
+ * mmc_get_next_devnum() - Get the next available MMC device number
+ *
+ * @return next available device number (0 = first), or -ve on error
+ */
+int mmc_get_next_devnum(void);
+
+/**
+ * mmc_do_preinit() - Get an MMC device ready for use
+ */
+void mmc_do_preinit(void);
+
+/**
+ * mmc_list_init() - Set up the list of MMC devices
+ */
+void mmc_list_init(void);
+
+/**
+ * mmc_list_add() - Add a new MMC device to the list of devices
+ *
+ * @mmc: Device to add
+ */
+void mmc_list_add(struct mmc *mmc);
+
#endif /* _MMC_PRIVATE_H_ */
diff --git a/drivers/mmc/mmc_write.c b/drivers/mmc/mmc_write.c
index 7b186f8500..0f8b5c79d7 100644
--- a/drivers/mmc/mmc_write.c
+++ b/drivers/mmc/mmc_write.c
@@ -9,6 +9,7 @@
#include <config.h>
#include <common.h>
+#include <dm.h>
#include <part.h>
#include <div64.h>
#include <linux/math64.h>
@@ -78,7 +79,8 @@ unsigned long mmc_berase(struct blk_desc *block_dev, lbaint_t start,
if (!mmc)
return -1;
- err = mmc_select_hwpart(dev_num, block_dev->hwpart);
+ err = blk_select_hwpart_devnum(IF_TYPE_MMC, dev_num,
+ block_dev->hwpart);
if (err < 0)
return -1;
@@ -121,9 +123,9 @@ static ulong mmc_write_blocks(struct mmc *mmc, lbaint_t start,
struct mmc_data data;
int timeout = 1000;
- if ((start + blkcnt) > mmc->block_dev.lba) {
+ if ((start + blkcnt) > mmc_get_blk_desc(mmc)->lba) {
printf("MMC: block number 0x" LBAF " exceeds max(0x" LBAF ")\n",
- start + blkcnt, mmc->block_dev.lba);
+ start + blkcnt, mmc_get_blk_desc(mmc)->lba);
return 0;
}
@@ -171,9 +173,17 @@ static ulong mmc_write_blocks(struct mmc *mmc, lbaint_t start,
return blkcnt;
}
+#ifdef CONFIG_BLK
+ulong mmc_bwrite(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
+ const void *src)
+#else
ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
const void *src)
+#endif
{
+#ifdef CONFIG_BLK
+ struct blk_desc *block_dev = dev_get_uclass_platdata(dev);
+#endif
int dev_num = block_dev->devnum;
lbaint_t cur, blocks_todo = blkcnt;
int err;
@@ -182,7 +192,7 @@ ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
if (!mmc)
return 0;
- err = mmc_select_hwpart(dev_num, block_dev->hwpart);
+ err = blk_select_hwpart_devnum(IF_TYPE_MMC, dev_num, block_dev->hwpart);
if (err < 0)
return 0;
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
index 85a832bd42..be34057ea2 100644
--- a/drivers/mmc/omap_hsmmc.c
+++ b/drivers/mmc/omap_hsmmc.c
@@ -825,6 +825,7 @@ static int omap_hsmmc_probe(struct udevice *dev)
gpio_request_by_name(dev, "wp-gpios", 0, &priv->wp_gpio, GPIOD_IS_IN);
#endif
+ mmc->dev = dev;
upriv->mmc = mmc;
return 0;
diff --git a/drivers/mmc/pic32_sdhci.c b/drivers/mmc/pic32_sdhci.c
index e03d6dd517..abe74293ed 100644
--- a/drivers/mmc/pic32_sdhci.c
+++ b/drivers/mmc/pic32_sdhci.c
@@ -41,7 +41,12 @@ static int pic32_sdhci_probe(struct udevice *dev)
return ret;
}
- return add_sdhci(host, f_min_max[1], f_min_max[0]);
+ ret = add_sdhci(host, f_min_max[1], f_min_max[0]);
+ if (ret)
+ return ret;
+ host->mmc->dev = dev;
+
+ return 0;
}
static const struct udevice_id pic32_sdhci_ids[] = {
diff --git a/drivers/mmc/rockchip_dw_mmc.c b/drivers/mmc/rockchip_dw_mmc.c
index cb9e1048d0..0a261c51a8 100644
--- a/drivers/mmc/rockchip_dw_mmc.c
+++ b/drivers/mmc/rockchip_dw_mmc.c
@@ -104,6 +104,7 @@ static int rockchip_dwmmc_probe(struct udevice *dev)
if (ret)
return ret;
+ host->mmc->dev = dev;
upriv->mmc = host->mmc;
return 0;
diff --git a/drivers/mmc/sandbox_mmc.c b/drivers/mmc/sandbox_mmc.c
index f4646a824f..7da059c43c 100644
--- a/drivers/mmc/sandbox_mmc.c
+++ b/drivers/mmc/sandbox_mmc.c
@@ -8,18 +8,150 @@
#include <common.h>
#include <dm.h>
#include <errno.h>
+#include <fdtdec.h>
#include <mmc.h>
#include <asm/test.h>
DECLARE_GLOBAL_DATA_PTR;
+struct sandbox_mmc_plat {
+ struct mmc_config cfg;
+ struct mmc mmc;
+};
+
+/**
+ * sandbox_mmc_send_cmd() - Emulate SD commands
+ *
+ * This emulate an SD card version 2. Single-block reads result in zero data.
+ * Multiple-block reads return a test string.
+ */
+static int sandbox_mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
+ struct mmc_data *data)
+{
+ switch (cmd->cmdidx) {
+ case MMC_CMD_ALL_SEND_CID:
+ break;
+ case SD_CMD_SEND_RELATIVE_ADDR:
+ cmd->response[0] = 0 << 16; /* mmc->rca */
+ case MMC_CMD_GO_IDLE_STATE:
+ break;
+ case SD_CMD_SEND_IF_COND:
+ cmd->response[0] = 0xaa;
+ break;
+ case MMC_CMD_SEND_STATUS:
+ cmd->response[0] = MMC_STATUS_RDY_FOR_DATA;
+ break;
+ case MMC_CMD_SELECT_CARD:
+ break;
+ case MMC_CMD_SEND_CSD:
+ cmd->response[0] = 0;
+ cmd->response[1] = 10 << 16; /* 1 << block_len */
+ break;
+ case SD_CMD_SWITCH_FUNC: {
+ u32 *resp = (u32 *)data->dest;
+
+ resp[7] = cpu_to_be32(SD_HIGHSPEED_BUSY);
+ break;
+ }
+ case MMC_CMD_READ_SINGLE_BLOCK:
+ memset(data->dest, '\0', data->blocksize);
+ break;
+ case MMC_CMD_READ_MULTIPLE_BLOCK:
+ strcpy(data->dest, "this is a test");
+ break;
+ case MMC_CMD_STOP_TRANSMISSION:
+ break;
+ case SD_CMD_APP_SEND_OP_COND:
+ cmd->response[0] = OCR_BUSY | OCR_HCS;
+ cmd->response[1] = 0;
+ cmd->response[2] = 0;
+ break;
+ case MMC_CMD_APP_CMD:
+ break;
+ case MMC_CMD_SET_BLOCKLEN:
+ debug("block len %d\n", cmd->cmdarg);
+ break;
+ case SD_CMD_APP_SEND_SCR: {
+ u32 *scr = (u32 *)data->dest;
+
+ scr[0] = cpu_to_be32(2 << 24 | 1 << 15); /* SD version 3 */
+ break;
+ }
+ default:
+ debug("%s: Unknown command %d\n", __func__, cmd->cmdidx);
+ break;
+ }
+
+ return 0;
+}
+
+static void sandbox_mmc_set_ios(struct mmc *mmc)
+{
+}
+
+static int sandbox_mmc_init(struct mmc *mmc)
+{
+ return 0;
+}
+
+static int sandbox_mmc_getcd(struct mmc *mmc)
+{
+ return 1;
+}
+
+static const struct mmc_ops sandbox_mmc_ops = {
+ .send_cmd = sandbox_mmc_send_cmd,
+ .set_ios = sandbox_mmc_set_ios,
+ .init = sandbox_mmc_init,
+ .getcd = sandbox_mmc_getcd,
+};
+
+int sandbox_mmc_probe(struct udevice *dev)
+{
+ struct sandbox_mmc_plat *plat = dev_get_platdata(dev);
+
+ return mmc_init(&plat->mmc);
+}
+
+int sandbox_mmc_bind(struct udevice *dev)
+{
+ struct sandbox_mmc_plat *plat = dev_get_platdata(dev);
+ struct mmc_config *cfg = &plat->cfg;
+ int ret;
+
+ cfg->name = dev->name;
+ cfg->ops = &sandbox_mmc_ops;
+ cfg->host_caps = MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_8BIT;
+ cfg->voltages = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34;
+ cfg->f_min = 1000000;
+ cfg->f_max = 52000000;
+ cfg->b_max = U32_MAX;
+
+ ret = mmc_bind(dev, &plat->mmc, cfg);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+int sandbox_mmc_unbind(struct udevice *dev)
+{
+ mmc_unbind(dev);
+
+ return 0;
+}
+
static const struct udevice_id sandbox_mmc_ids[] = {
{ .compatible = "sandbox,mmc" },
{ }
};
-U_BOOT_DRIVER(warm_mmc_sandbox) = {
+U_BOOT_DRIVER(mmc_sandbox) = {
.name = "mmc_sandbox",
.id = UCLASS_MMC,
.of_match = sandbox_mmc_ids,
+ .bind = sandbox_mmc_bind,
+ .unbind = sandbox_mmc_unbind,
+ .probe = sandbox_mmc_probe,
+ .platdata_auto_alloc_size = sizeof(struct sandbox_mmc_plat),
};
diff --git a/drivers/mmc/socfpga_dw_mmc.c b/drivers/mmc/socfpga_dw_mmc.c
index 097db81b05..6a0e9719b8 100644
--- a/drivers/mmc/socfpga_dw_mmc.c
+++ b/drivers/mmc/socfpga_dw_mmc.c
@@ -108,6 +108,7 @@ static int socfpga_dwmmc_probe(struct udevice *dev)
return ret;
upriv->mmc = host->mmc;
+ host->mmc->dev = dev;
return 0;
}
diff --git a/drivers/mmc/uniphier-sd.c b/drivers/mmc/uniphier-sd.c
index 81a80cdbc2..4978cca76d 100644
--- a/drivers/mmc/uniphier-sd.c
+++ b/drivers/mmc/uniphier-sd.c
@@ -725,6 +725,7 @@ int uniphier_sd_probe(struct udevice *dev)
return -EIO;
upriv->mmc = priv->mmc;
+ priv->mmc->dev = dev;
return 0;
}
diff --git a/drivers/mmc/zynq_sdhci.c b/drivers/mmc/zynq_sdhci.c
index b59feca80b..d405929b64 100644
--- a/drivers/mmc/zynq_sdhci.c
+++ b/drivers/mmc/zynq_sdhci.c
@@ -35,6 +35,7 @@ static int arasan_sdhci_probe(struct udevice *dev)
CONFIG_ZYNQ_SDHCI_MIN_FREQ);
upriv->mmc = host->mmc;
+ host->mmc->dev = dev;
return 0;
}
generated by cgit (git 2.34.1) at 2025-01-10 03:49:14 +0000