summaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
Diffstat (limited to 'drivers')
-rw-r--r--drivers/block/ahci.c2
-rw-r--r--drivers/core/device.c169
-rw-r--r--drivers/core/lists.c23
-rw-r--r--drivers/core/root.c79
-rw-r--r--drivers/core/uclass.c135
-rw-r--r--drivers/demo/demo-uclass.c1
-rw-r--r--drivers/gpio/Makefile3
-rw-r--r--drivers/gpio/sunxi_gpio.c102
-rw-r--r--drivers/i2c/Makefile2
-rw-r--r--drivers/i2c/fsl_i2c.c22
-rw-r--r--drivers/i2c/mvtwsi.c88
-rw-r--r--drivers/i2c/omap24xx_i2c.c57
-rw-r--r--drivers/input/cros_ec_keyb.c6
-rw-r--r--drivers/input/i8042.c4
-rw-r--r--drivers/input/keyboard.c6
-rw-r--r--drivers/input/tegra-kbc.c6
-rw-r--r--drivers/misc/cbmem_console.c6
-rw-r--r--drivers/mmc/mmc.c26
-rw-r--r--drivers/mmc/omap_hsmmc.c2
-rw-r--r--drivers/mmc/sunxi_mmc.c141
-rw-r--r--drivers/mtd/cfi_flash.c2
-rw-r--r--drivers/mtd/nand/davinci_nand.c196
-rw-r--r--drivers/net/Makefile2
-rw-r--r--drivers/net/cpsw.c8
-rw-r--r--drivers/net/netconsole.c10
-rw-r--r--drivers/net/sh_eth.c5
-rw-r--r--drivers/net/sh_eth.h6
-rw-r--r--drivers/net/sunxi_emac.c (renamed from drivers/net/sunxi_wemac.c)140
-rw-r--r--drivers/power/Makefile2
-rw-r--r--drivers/power/axp152.c97
-rw-r--r--drivers/power/axp209.c167
-rw-r--r--drivers/power/pmic/pmic_tps65218.c22
-rw-r--r--drivers/serial/ns16550.c4
-rw-r--r--drivers/serial/serial.c55
-rw-r--r--drivers/serial/serial_ns16550.c18
-rw-r--r--drivers/serial/serial_sh.h3
-rw-r--r--drivers/serial/usbtty.c8
-rw-r--r--drivers/usb/host/xhci.h6
-rw-r--r--drivers/video/cfb_console.c8
39 files changed, 1286 insertions, 353 deletions
diff --git a/drivers/block/ahci.c b/drivers/block/ahci.c
index c8f65739e9..4df804671a 100644
--- a/drivers/block/ahci.c
+++ b/drivers/block/ahci.c
@@ -41,7 +41,7 @@ u16 *ataid[AHCI_MAX_PORTS];
#define WAIT_MS_SPINUP 20000
#define WAIT_MS_DATAIO 5000
#define WAIT_MS_FLUSH 5000
-#define WAIT_MS_LINKUP 40
+#define WAIT_MS_LINKUP 200
static inline u32 ahci_port_base(u32 base, u32 port)
{
diff --git a/drivers/core/device.c b/drivers/core/device.c
index c73c339d18..166b0732ab 100644
--- a/drivers/core/device.c
+++ b/drivers/core/device.c
@@ -10,6 +10,7 @@
*/
#include <common.h>
+#include <fdtdec.h>
#include <malloc.h>
#include <dm/device.h>
#include <dm/device-internal.h>
@@ -21,6 +22,8 @@
#include <linux/err.h>
#include <linux/list.h>
+DECLARE_GLOBAL_DATA_PTR;
+
/**
* device_chld_unbind() - Unbind all device's children from the device
*
@@ -95,6 +98,21 @@ int device_bind(struct udevice *parent, struct driver *drv, const char *name,
dev->parent = parent;
dev->driver = drv;
dev->uclass = uc;
+
+ /*
+ * For some devices, such as a SPI or I2C bus, the 'reg' property
+ * is a reasonable indicator of the sequence number. But if there is
+ * an alias, we use that in preference. In any case, this is just
+ * a 'requested' sequence, and will be resolved (and ->seq updated)
+ * when the device is probed.
+ */
+ dev->req_seq = fdtdec_get_int(gd->fdt_blob, of_offset, "reg", -1);
+ dev->seq = -1;
+ if (uc->uc_drv->name && of_offset != -1) {
+ fdtdec_get_alias_seq(gd->fdt_blob, uc->uc_drv->name, of_offset,
+ &dev->req_seq);
+ }
+
if (!dev->platdata && drv->platdata_auto_alloc_size)
dev->flags |= DM_FLAG_ALLOC_PDATA;
@@ -129,14 +147,16 @@ fail_bind:
return ret;
}
-int device_bind_by_name(struct udevice *parent, const struct driver_info *info,
- struct udevice **devp)
+int device_bind_by_name(struct udevice *parent, bool pre_reloc_only,
+ const struct driver_info *info, struct udevice **devp)
{
struct driver *drv;
drv = lists_driver_lookup_name(info->name);
if (!drv)
return -ENOENT;
+ if (pre_reloc_only && !(drv->flags & DM_FLAG_PRE_RELOC))
+ return -EPERM;
return device_bind(parent, drv, info->name, (void *)info->platdata,
-1, devp);
@@ -198,6 +218,13 @@ static void device_free(struct udevice *dev)
free(dev->uclass_priv);
dev->uclass_priv = NULL;
}
+ if (dev->parent) {
+ size = dev->parent->driver->per_child_auto_alloc_size;
+ if (size) {
+ free(dev->parent_priv);
+ dev->parent_priv = NULL;
+ }
+ }
}
int device_probe(struct udevice *dev)
@@ -205,6 +232,7 @@ int device_probe(struct udevice *dev)
struct driver *drv;
int size = 0;
int ret;
+ int seq;
if (!dev)
return -EINVAL;
@@ -242,11 +270,33 @@ int device_probe(struct udevice *dev)
/* Ensure all parents are probed */
if (dev->parent) {
+ size = dev->parent->driver->per_child_auto_alloc_size;
+ if (size) {
+ dev->parent_priv = calloc(1, size);
+ if (!dev->parent_priv) {
+ ret = -ENOMEM;
+ goto fail;
+ }
+ }
+
ret = device_probe(dev->parent);
if (ret)
goto fail;
}
+ seq = uclass_resolve_seq(dev);
+ if (seq < 0) {
+ ret = seq;
+ goto fail;
+ }
+ dev->seq = seq;
+
+ if (dev->parent && dev->parent->driver->child_pre_probe) {
+ ret = dev->parent->driver->child_pre_probe(dev);
+ if (ret)
+ goto fail;
+ }
+
if (drv->ofdata_to_platdata && dev->of_offset >= 0) {
ret = drv->ofdata_to_platdata(dev);
if (ret)
@@ -274,6 +324,7 @@ fail_uclass:
__func__, dev->name);
}
fail:
+ dev->seq = -1;
device_free(dev);
return ret;
@@ -307,11 +358,20 @@ int device_remove(struct udevice *dev)
goto err_remove;
}
+ if (dev->parent && dev->parent->driver->child_post_remove) {
+ ret = dev->parent->driver->child_post_remove(dev);
+ if (ret) {
+ dm_warn("%s: Device '%s' failed child_post_remove()",
+ __func__, dev->name);
+ }
+ }
+
device_free(dev);
+ dev->seq = -1;
dev->flags &= ~DM_FLAG_ACTIVATED;
- return 0;
+ return ret;
err_remove:
/* We can't put the children back */
@@ -346,3 +406,106 @@ void *dev_get_priv(struct udevice *dev)
return dev->priv;
}
+
+void *dev_get_parentdata(struct udevice *dev)
+{
+ if (!dev) {
+ dm_warn("%s: null device", __func__);
+ return NULL;
+ }
+
+ return dev->parent_priv;
+}
+
+static int device_get_device_tail(struct udevice *dev, int ret,
+ struct udevice **devp)
+{
+ if (ret)
+ return ret;
+
+ ret = device_probe(dev);
+ if (ret)
+ return ret;
+
+ *devp = dev;
+
+ return 0;
+}
+
+int device_get_child(struct udevice *parent, int index, struct udevice **devp)
+{
+ struct udevice *dev;
+
+ list_for_each_entry(dev, &parent->child_head, sibling_node) {
+ if (!index--)
+ return device_get_device_tail(dev, 0, devp);
+ }
+
+ return -ENODEV;
+}
+
+int device_find_child_by_seq(struct udevice *parent, int seq_or_req_seq,
+ bool find_req_seq, struct udevice **devp)
+{
+ struct udevice *dev;
+
+ *devp = NULL;
+ if (seq_or_req_seq == -1)
+ return -ENODEV;
+
+ list_for_each_entry(dev, &parent->child_head, sibling_node) {
+ if ((find_req_seq ? dev->req_seq : dev->seq) ==
+ seq_or_req_seq) {
+ *devp = dev;
+ return 0;
+ }
+ }
+
+ return -ENODEV;
+}
+
+int device_get_child_by_seq(struct udevice *parent, int seq,
+ struct udevice **devp)
+{
+ struct udevice *dev;
+ int ret;
+
+ *devp = NULL;
+ ret = device_find_child_by_seq(parent, seq, false, &dev);
+ if (ret == -ENODEV) {
+ /*
+ * We didn't find it in probed devices. See if there is one
+ * that will request this seq if probed.
+ */
+ ret = device_find_child_by_seq(parent, seq, true, &dev);
+ }
+ return device_get_device_tail(dev, ret, devp);
+}
+
+int device_find_child_by_of_offset(struct udevice *parent, int of_offset,
+ struct udevice **devp)
+{
+ struct udevice *dev;
+
+ *devp = NULL;
+
+ list_for_each_entry(dev, &parent->child_head, sibling_node) {
+ if (dev->of_offset == of_offset) {
+ *devp = dev;
+ return 0;
+ }
+ }
+
+ return -ENODEV;
+}
+
+int device_get_child_by_of_offset(struct udevice *parent, int seq,
+ struct udevice **devp)
+{
+ struct udevice *dev;
+ int ret;
+
+ *devp = NULL;
+ ret = device_find_child_by_of_offset(parent, seq, &dev);
+ return device_get_device_tail(dev, ret, devp);
+}
diff --git a/drivers/core/lists.c b/drivers/core/lists.c
index afb59d1d8d..0f08bfd6ff 100644
--- a/drivers/core/lists.c
+++ b/drivers/core/lists.c
@@ -11,6 +11,7 @@
#include <errno.h>
#include <dm/device.h>
#include <dm/device-internal.h>
+#include <dm/lists.h>
#include <dm/platdata.h>
#include <dm/uclass.h>
#include <dm/util.h>
@@ -61,7 +62,7 @@ struct uclass_driver *lists_uclass_lookup(enum uclass_id id)
return NULL;
}
-int lists_bind_drivers(struct udevice *parent)
+int lists_bind_drivers(struct udevice *parent, bool pre_reloc_only)
{
struct driver_info *info =
ll_entry_start(struct driver_info, driver_info);
@@ -72,8 +73,8 @@ int lists_bind_drivers(struct udevice *parent)
int ret;
for (entry = info; entry != info + n_ents; entry++) {
- ret = device_bind_by_name(parent, entry, &dev);
- if (ret) {
+ ret = device_bind_by_name(parent, pre_reloc_only, entry, &dev);
+ if (ret && ret != -EPERM) {
dm_warn("No match for driver '%s'\n", entry->name);
if (!result || ret != -ENOENT)
result = ret;
@@ -123,16 +124,19 @@ int lists_bind_fdt(struct udevice *parent, const void *blob, int offset)
const int n_ents = ll_entry_count(struct driver, driver);
struct driver *entry;
struct udevice *dev;
+ bool found = false;
const char *name;
int result = 0;
- int ret;
+ int ret = 0;
dm_dbg("bind node %s\n", fdt_get_name(blob, offset, NULL));
for (entry = driver; entry != driver + n_ents; entry++) {
ret = driver_check_compatible(blob, offset, entry->of_match);
+ name = fdt_get_name(blob, offset, NULL);
if (ret == -ENOENT) {
continue;
} else if (ret == -ENODEV) {
+ dm_dbg("Device '%s' has no compatible string\n", name);
break;
} else if (ret) {
dm_warn("Device tree error at offset %d\n", offset);
@@ -141,14 +145,21 @@ int lists_bind_fdt(struct udevice *parent, const void *blob, int offset)
break;
}
- name = fdt_get_name(blob, offset, NULL);
dm_dbg(" - found match at '%s'\n", entry->name);
ret = device_bind(parent, entry, name, NULL, offset, &dev);
if (ret) {
- dm_warn("No match for driver '%s'\n", entry->name);
+ dm_warn("Error binding driver '%s'\n", entry->name);
if (!result || ret != -ENOENT)
result = ret;
+ } else {
+ found = true;
}
+ break;
+ }
+
+ if (!found && !result && ret != -ENODEV) {
+ dm_dbg("No match for node '%s'\n",
+ fdt_get_name(blob, offset, NULL));
}
return result;
diff --git a/drivers/core/root.c b/drivers/core/root.c
index 1cbb096494..393dd98b9d 100644
--- a/drivers/core/root.c
+++ b/drivers/core/root.c
@@ -15,6 +15,7 @@
#include <dm/device-internal.h>
#include <dm/lists.h>
#include <dm/platdata.h>
+#include <dm/root.h>
#include <dm/uclass.h>
#include <dm/util.h>
#include <linux/list.h>
@@ -45,18 +46,29 @@ int dm_init(void)
}
INIT_LIST_HEAD(&DM_UCLASS_ROOT_NON_CONST);
- ret = device_bind_by_name(NULL, &root_info, &DM_ROOT_NON_CONST);
+ ret = device_bind_by_name(NULL, false, &root_info, &DM_ROOT_NON_CONST);
if (ret)
return ret;
+ ret = device_probe(DM_ROOT_NON_CONST);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+int dm_uninit(void)
+{
+ device_remove(dm_root());
+ device_unbind(dm_root());
return 0;
}
-int dm_scan_platdata(void)
+int dm_scan_platdata(bool pre_reloc_only)
{
int ret;
- ret = lists_bind_drivers(DM_ROOT_NON_CONST);
+ ret = lists_bind_drivers(DM_ROOT_NON_CONST, pre_reloc_only);
if (ret == -ENOENT) {
dm_warn("Some drivers were not found\n");
ret = 0;
@@ -68,27 +80,66 @@ int dm_scan_platdata(void)
}
#ifdef CONFIG_OF_CONTROL
-int dm_scan_fdt(const void *blob)
+int dm_scan_fdt_node(struct udevice *parent, const void *blob, int offset,
+ bool pre_reloc_only)
{
- int offset = 0;
int ret = 0, err;
- int depth = 0;
- do {
- offset = fdt_next_node(blob, offset, &depth);
- if (offset > 0 && depth == 1) {
- err = lists_bind_fdt(gd->dm_root, blob, offset);
- if (err && !ret)
- ret = err;
- }
- } while (offset > 0);
+ for (offset = fdt_first_subnode(blob, offset);
+ offset > 0;
+ offset = fdt_next_subnode(blob, offset)) {
+ if (pre_reloc_only &&
+ !fdt_getprop(blob, offset, "u-boot,dm-pre-reloc", NULL))
+ continue;
+ err = lists_bind_fdt(parent, blob, offset);
+ if (err && !ret)
+ ret = err;
+ }
if (ret)
dm_warn("Some drivers failed to bind\n");
return ret;
}
+
+int dm_scan_fdt(const void *blob, bool pre_reloc_only)
+{
+ return dm_scan_fdt_node(gd->dm_root, blob, 0, pre_reloc_only);
+}
+#endif
+
+__weak int dm_scan_other(bool pre_reloc_only)
+{
+ return 0;
+}
+
+int dm_init_and_scan(bool pre_reloc_only)
+{
+ int ret;
+
+ ret = dm_init();
+ if (ret) {
+ debug("dm_init() failed: %d\n", ret);
+ return ret;
+ }
+ ret = dm_scan_platdata(pre_reloc_only);
+ if (ret) {
+ debug("dm_scan_platdata() failed: %d\n", ret);
+ return ret;
+ }
+#ifdef CONFIG_OF_CONTROL
+ ret = dm_scan_fdt(gd->fdt_blob, pre_reloc_only);
+ if (ret) {
+ debug("dm_scan_fdt() failed: %d\n", ret);
+ return ret;
+ }
#endif
+ ret = dm_scan_other(pre_reloc_only);
+ if (ret)
+ return ret;
+
+ return 0;
+}
/* This is the root driver - all drivers are children of this */
U_BOOT_DRIVER(root_driver) = {
diff --git a/drivers/core/uclass.c b/drivers/core/uclass.c
index 34723ec42a..61ca17e564 100644
--- a/drivers/core/uclass.c
+++ b/drivers/core/uclass.c
@@ -23,6 +23,8 @@ struct uclass *uclass_find(enum uclass_id key)
{
struct uclass *uc;
+ if (!gd->dm_root)
+ return NULL;
/*
* TODO(sjg@chromium.org): Optimise this, perhaps moving the found
* node to the start of the list, or creating a linear array mapping
@@ -158,13 +160,72 @@ int uclass_find_device(enum uclass_id id, int index, struct udevice **devp)
return -ENODEV;
}
-int uclass_get_device(enum uclass_id id, int index, struct udevice **devp)
+int uclass_find_device_by_seq(enum uclass_id id, int seq_or_req_seq,
+ bool find_req_seq, struct udevice **devp)
{
+ struct uclass *uc;
struct udevice *dev;
int ret;
*devp = NULL;
- ret = uclass_find_device(id, index, &dev);
+ debug("%s: %d %d\n", __func__, find_req_seq, seq_or_req_seq);
+ if (seq_or_req_seq == -1)
+ return -ENODEV;
+ ret = uclass_get(id, &uc);
+ if (ret)
+ return ret;
+
+ list_for_each_entry(dev, &uc->dev_head, uclass_node) {
+ debug(" - %d %d\n", dev->req_seq, dev->seq);
+ if ((find_req_seq ? dev->req_seq : dev->seq) ==
+ seq_or_req_seq) {
+ *devp = dev;
+ debug(" - found\n");
+ return 0;
+ }
+ }
+ debug(" - not found\n");
+
+ return -ENODEV;
+}
+
+static int uclass_find_device_by_of_offset(enum uclass_id id, int node,
+ struct udevice **devp)
+{
+ struct uclass *uc;
+ struct udevice *dev;
+ int ret;
+
+ *devp = NULL;
+ if (node < 0)
+ return -ENODEV;
+ ret = uclass_get(id, &uc);
+ if (ret)
+ return ret;
+
+ list_for_each_entry(dev, &uc->dev_head, uclass_node) {
+ if (dev->of_offset == node) {
+ *devp = dev;
+ return 0;
+ }
+ }
+
+ return -ENODEV;
+}
+
+/**
+ * uclass_get_device_tail() - handle the end of a get_device call
+ *
+ * This handles returning an error or probing a device as needed.
+ *
+ * @dev: Device that needs to be probed
+ * @ret: Error to return. If non-zero then the device is not probed
+ * @devp: Returns the value of 'dev' if there is no error
+ * @return ret, if non-zero, else the result of the device_probe() call
+ */
+static int uclass_get_device_tail(struct udevice *dev, int ret,
+ struct udevice **devp)
+{
if (ret)
return ret;
@@ -177,6 +238,44 @@ int uclass_get_device(enum uclass_id id, int index, struct udevice **devp)
return 0;
}
+int uclass_get_device(enum uclass_id id, int index, struct udevice **devp)
+{
+ struct udevice *dev;
+ int ret;
+
+ *devp = NULL;
+ ret = uclass_find_device(id, index, &dev);
+ return uclass_get_device_tail(dev, ret, devp);
+}
+
+int uclass_get_device_by_seq(enum uclass_id id, int seq, struct udevice **devp)
+{
+ struct udevice *dev;
+ int ret;
+
+ *devp = NULL;
+ ret = uclass_find_device_by_seq(id, seq, false, &dev);
+ if (ret == -ENODEV) {
+ /*
+ * We didn't find it in probed devices. See if there is one
+ * that will request this seq if probed.
+ */
+ ret = uclass_find_device_by_seq(id, seq, true, &dev);
+ }
+ return uclass_get_device_tail(dev, ret, devp);
+}
+
+int uclass_get_device_by_of_offset(enum uclass_id id, int node,
+ struct udevice **devp)
+{
+ struct udevice *dev;
+ int ret;
+
+ *devp = NULL;
+ ret = uclass_find_device_by_of_offset(id, node, &dev);
+ return uclass_get_device_tail(dev, ret, devp);
+}
+
int uclass_first_device(enum uclass_id id, struct udevice **devp)
{
struct uclass *uc;
@@ -254,6 +353,37 @@ int uclass_unbind_device(struct udevice *dev)
return 0;
}
+int uclass_resolve_seq(struct udevice *dev)
+{
+ struct udevice *dup;
+ int seq;
+ int ret;
+
+ assert(dev->seq == -1);
+ ret = uclass_find_device_by_seq(dev->uclass->uc_drv->id, dev->req_seq,
+ false, &dup);
+ if (!ret) {
+ dm_warn("Device '%s': seq %d is in use by '%s'\n",
+ dev->name, dev->req_seq, dup->name);
+ } else if (ret == -ENODEV) {
+ /* Our requested sequence number is available */
+ if (dev->req_seq != -1)
+ return dev->req_seq;
+ } else {
+ return ret;
+ }
+
+ for (seq = 0; seq < DM_MAX_SEQ; seq++) {
+ ret = uclass_find_device_by_seq(dev->uclass->uc_drv->id, seq,
+ false, &dup);
+ if (ret == -ENODEV)
+ break;
+ if (ret)
+ return ret;
+ }
+ return seq;
+}
+
int uclass_post_probe_device(struct udevice *dev)
{
struct uclass_driver *uc_drv = dev->uclass->uc_drv;
@@ -281,6 +411,7 @@ int uclass_pre_remove_device(struct udevice *dev)
free(dev->uclass_priv);
dev->uclass_priv = NULL;
}
+ dev->seq = -1;
return 0;
}
diff --git a/drivers/demo/demo-uclass.c b/drivers/demo/demo-uclass.c
index 636fd8831f..f6510d602c 100644
--- a/drivers/demo/demo-uclass.c
+++ b/drivers/demo/demo-uclass.c
@@ -19,6 +19,7 @@
DECLARE_GLOBAL_DATA_PTR;
UCLASS_DRIVER(demo) = {
+ .name = "demo",
.id = UCLASS_DEMO,
};
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index 4e001e12bd..aa11f15423 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -5,7 +5,9 @@
# SPDX-License-Identifier: GPL-2.0+
#
+ifndef CONFIG_SPL_BUILD
obj-$(CONFIG_DM_GPIO) += gpio-uclass.o
+endif
obj-$(CONFIG_AT91_GPIO) += at91_gpio.o
obj-$(CONFIG_INTEL_ICH6_GPIO) += intel_ich6_gpio.o
@@ -34,3 +36,4 @@ obj-$(CONFIG_XILINX_GPIO) += xilinx_gpio.o
obj-$(CONFIG_ADI_GPIO2) += adi_gpio2.o
obj-$(CONFIG_TCA642X) += tca642x.o
oby-$(CONFIG_SX151X) += sx151x.o
+obj-$(CONFIG_SUNXI_GPIO) += sunxi_gpio.o
diff --git a/drivers/gpio/sunxi_gpio.c b/drivers/gpio/sunxi_gpio.c
new file mode 100644
index 0000000000..0c50a8f332
--- /dev/null
+++ b/drivers/gpio/sunxi_gpio.c
@@ -0,0 +1,102 @@
+/*
+ * (C) Copyright 2012 Henrik Nordstrom <henrik@henriknordstrom.net>
+ *
+ * Based on earlier arch/arm/cpu/armv7/sunxi/gpio.c:
+ *
+ * (C) Copyright 2007-2011
+ * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
+ * Tom Cubie <tangliang@allwinnertech.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+
+static int sunxi_gpio_output(u32 pin, u32 val)
+{
+ u32 dat;
+ u32 bank = GPIO_BANK(pin);
+ u32 num = GPIO_NUM(pin);
+ struct sunxi_gpio *pio = BANK_TO_GPIO(bank);
+
+ dat = readl(&pio->dat);
+ if (val)
+ dat |= 0x1 << num;
+ else
+ dat &= ~(0x1 << num);
+
+ writel(dat, &pio->dat);
+
+ return 0;
+}
+
+static int sunxi_gpio_input(u32 pin)
+{
+ u32 dat;
+ u32 bank = GPIO_BANK(pin);
+ u32 num = GPIO_NUM(pin);
+ struct sunxi_gpio *pio = BANK_TO_GPIO(bank);
+
+ dat = readl(&pio->dat);
+ dat >>= num;
+
+ return dat & 0x1;
+}
+
+int gpio_request(unsigned gpio, const char *label)
+{
+ return 0;
+}
+
+int gpio_free(unsigned gpio)
+{
+ return 0;
+}
+
+int gpio_direction_input(unsigned gpio)
+{
+ sunxi_gpio_set_cfgpin(gpio, SUNXI_GPIO_INPUT);
+
+ return sunxi_gpio_input(gpio);
+}
+
+int gpio_direction_output(unsigned gpio, int value)
+{
+ sunxi_gpio_set_cfgpin(gpio, SUNXI_GPIO_OUTPUT);
+
+ return sunxi_gpio_output(gpio, value);
+}
+
+int gpio_get_value(unsigned gpio)
+{
+ return sunxi_gpio_input(gpio);
+}
+
+int gpio_set_value(unsigned gpio, int value)
+{
+ return sunxi_gpio_output(gpio, value);
+}
+
+int sunxi_name_to_gpio(const char *name)
+{
+ int group = 0;
+ int groupsize = 9 * 32;
+ long pin;
+ char *eptr;
+ if (*name == 'P' || *name == 'p')
+ name++;
+ if (*name >= 'A') {
+ group = *name - (*name > 'a' ? 'a' : 'A');
+ groupsize = 32;
+ name++;
+ }
+
+ pin = simple_strtol(name, &eptr, 10);
+ if (!*name || *eptr)
+ return -1;
+ if (pin < 0 || pin > groupsize || group >= 9)
+ return -1;
+ return group * 32 + pin;
+}
diff --git a/drivers/i2c/Makefile b/drivers/i2c/Makefile
index 96bd45d853..416ea4f2c8 100644
--- a/drivers/i2c/Makefile
+++ b/drivers/i2c/Makefile
@@ -7,7 +7,6 @@
obj-$(CONFIG_BFIN_TWI_I2C) += bfin-twi_i2c.o
obj-$(CONFIG_DW_I2C) += designware_i2c.o
-obj-$(CONFIG_I2C_MVTWSI) += mvtwsi.o
obj-$(CONFIG_I2C_MV) += mv_i2c.o
obj-$(CONFIG_I2C_MXS) += mxs_i2c.o
obj-$(CONFIG_PCA9564_I2C) += pca9564_i2c.o
@@ -20,6 +19,7 @@ obj-$(CONFIG_SYS_I2C_FSL) += fsl_i2c.o
obj-$(CONFIG_SYS_I2C_FTI2C010) += fti2c010.o
obj-$(CONFIG_SYS_I2C_IHS) += ihs_i2c.o
obj-$(CONFIG_SYS_I2C_KONA) += kona_i2c.o
+obj-$(CONFIG_SYS_I2C_MVTWSI) += mvtwsi.o
obj-$(CONFIG_SYS_I2C_MXC) += mxc_i2c.o
obj-$(CONFIG_SYS_I2C_OMAP24XX) += omap24xx_i2c.o
obj-$(CONFIG_SYS_I2C_OMAP34XX) += omap24xx_i2c.o
diff --git a/drivers/i2c/fsl_i2c.c b/drivers/i2c/fsl_i2c.c
index aa159f8d41..811033b0b8 100644
--- a/drivers/i2c/fsl_i2c.c
+++ b/drivers/i2c/fsl_i2c.c
@@ -46,10 +46,16 @@
DECLARE_GLOBAL_DATA_PTR;
-static const struct fsl_i2c *i2c_dev[2] = {
+static const struct fsl_i2c *i2c_dev[4] = {
(struct fsl_i2c *)(CONFIG_SYS_IMMR + CONFIG_SYS_FSL_I2C_OFFSET),
#ifdef CONFIG_SYS_FSL_I2C2_OFFSET
- (struct fsl_i2c *)(CONFIG_SYS_IMMR + CONFIG_SYS_FSL_I2C2_OFFSET)
+ (struct fsl_i2c *)(CONFIG_SYS_IMMR + CONFIG_SYS_FSL_I2C2_OFFSET),
+#endif
+#ifdef CONFIG_SYS_FSL_I2C3_OFFSET
+ (struct fsl_i2c *)(CONFIG_SYS_IMMR + CONFIG_SYS_FSL_I2C3_OFFSET),
+#endif
+#ifdef CONFIG_SYS_FSL_I2C4_OFFSET
+ (struct fsl_i2c *)(CONFIG_SYS_IMMR + CONFIG_SYS_FSL_I2C4_OFFSET)
#endif
};
@@ -539,3 +545,15 @@ U_BOOT_I2C_ADAP_COMPLETE(fsl_1, fsl_i2c_init, fsl_i2c_probe, fsl_i2c_read,
CONFIG_SYS_FSL_I2C2_SPEED, CONFIG_SYS_FSL_I2C2_SLAVE,
1)
#endif
+#ifdef CONFIG_SYS_FSL_I2C3_OFFSET
+U_BOOT_I2C_ADAP_COMPLETE(fsl_2, fsl_i2c_init, fsl_i2c_probe, fsl_i2c_read,
+ fsl_i2c_write, fsl_i2c_set_bus_speed,
+ CONFIG_SYS_FSL_I2C3_SPEED, CONFIG_SYS_FSL_I2C3_SLAVE,
+ 2)
+#endif
+#ifdef CONFIG_SYS_FSL_I2C4_OFFSET
+U_BOOT_I2C_ADAP_COMPLETE(fsl_3, fsl_i2c_init, fsl_i2c_probe, fsl_i2c_read,
+ fsl_i2c_write, fsl_i2c_set_bus_speed,
+ CONFIG_SYS_FSL_I2C4_SPEED, CONFIG_SYS_FSL_I2C4_SLAVE,
+ 3)
+#endif
diff --git a/drivers/i2c/mvtwsi.c b/drivers/i2c/mvtwsi.c
index 5ba0e03862..ab3ffa0fc1 100644
--- a/drivers/i2c/mvtwsi.c
+++ b/drivers/i2c/mvtwsi.c
@@ -22,6 +22,8 @@
#include <asm/arch/orion5x.h>
#elif defined(CONFIG_KIRKWOOD)
#include <asm/arch/kirkwood.h>
+#elif defined(CONFIG_SUNXI)
+#include <asm/arch/i2c.h>
#else
#error Driver mvtwsi not supported by SoC or board
#endif
@@ -30,6 +32,20 @@
* TWSI register structure
*/
+#ifdef CONFIG_SUNXI
+
+struct mvtwsi_registers {
+ u32 slave_address;
+ u32 xtnd_slave_addr;
+ u32 data;
+ u32 control;
+ u32 status;
+ u32 baudrate;
+ u32 soft_reset;
+};
+
+#else
+
struct mvtwsi_registers {
u32 slave_address;
u32 data;
@@ -43,6 +59,8 @@ struct mvtwsi_registers {
u32 soft_reset;
};
+#endif
+
/*
* Control register fields
*/
@@ -220,11 +238,10 @@ static int twsi_stop(int status)
/*
* Reset controller.
- * Called at end of i2c_init unsuccessful i2c transactions.
* Controller reset also resets the baud rate and slave address, so
- * re-establish them.
+ * they must be re-established afterwards.
*/
-static void twsi_reset(u8 baud_rate, u8 slave_address)
+static void twsi_reset(struct i2c_adapter *adap)
{
/* ensure controller will be enabled by any twsi*() function */
twsi_control_flags = MVTWSI_CONTROL_TWSIEN;
@@ -232,23 +249,17 @@ static void twsi_reset(u8 baud_rate, u8 slave_address)
writel(0, &twsi->soft_reset);
/* wait 2 ms -- this is what the Marvell LSP does */
udelay(20000);
- /* set baud rate */
- writel(baud_rate, &twsi->baudrate);
- /* set slave address even though we don't use it */
- writel(slave_address, &twsi->slave_address);
- writel(0, &twsi->xtnd_slave_addr);
- /* assert STOP but don't care for the result */
- (void) twsi_stop(0);
}
/*
* I2C init called by cmd_i2c when doing 'i2c reset'.
* Sets baud to the highest possible value not exceeding requested one.
*/
-void i2c_init(int requested_speed, int slaveadd)
+static unsigned int twsi_i2c_set_bus_speed(struct i2c_adapter *adap,
+ unsigned int requested_speed)
{
- int tmp_speed, highest_speed, n, m;
- int baud = 0x44; /* baudrate at controller reset */
+ unsigned int tmp_speed, highest_speed, n, m;
+ unsigned int baud = 0x44; /* baudrate at controller reset */
/* use actual speed to collect progressively higher values */
highest_speed = 0;
@@ -263,8 +274,21 @@ void i2c_init(int requested_speed, int slaveadd)
}
}
}
+ writel(baud, &twsi->baudrate);
+ return 0;
+}
+
+static void twsi_i2c_init(struct i2c_adapter *adap, int speed, int slaveadd)
+{
/* reset controller */
- twsi_reset(baud, slaveadd);
+ twsi_reset(adap);
+ /* set speed */
+ twsi_i2c_set_bus_speed(adap, speed);
+ /* set slave address even though we don't use it */
+ writel(slaveadd, &twsi->slave_address);
+ writel(0, &twsi->xtnd_slave_addr);
+ /* assert STOP but don't care for the result */
+ (void) twsi_stop(0);
}
/*
@@ -294,7 +318,7 @@ static int i2c_begin(int expected_start_status, u8 addr)
* I2C probe called by cmd_i2c when doing 'i2c probe'.
* Begin read, nak data byte, end.
*/
-int i2c_probe(uchar chip)
+static int twsi_i2c_probe(struct i2c_adapter *adap, uchar chip)
{
u8 dummy_byte;
int status;
@@ -320,12 +344,13 @@ int i2c_probe(uchar chip)
* cmd_eeprom, so we have to choose here, and for the moment that'll be
* a repeated start without a preceding stop.
*/
-int i2c_read(u8 dev, uint addr, int alen, u8 *data, int length)
+static int twsi_i2c_read(struct i2c_adapter *adap, uchar chip, uint addr,
+ int alen, uchar *data, int length)
{
int status;
/* begin i2c write to send the address bytes */
- status = i2c_begin(MVTWSI_STATUS_START, (dev << 1));
+ status = i2c_begin(MVTWSI_STATUS_START, (chip << 1));
/* send addr bytes */
while ((status == 0) && alen--)
status = twsi_send(addr >> (8*alen),
@@ -333,7 +358,7 @@ int i2c_read(u8 dev, uint addr, int alen, u8 *data, int length)
/* begin i2c read to receive eeprom data bytes */
if (status == 0)
status = i2c_begin(
- MVTWSI_STATUS_REPEATED_START, (dev << 1) | 1);
+ MVTWSI_STATUS_REPEATED_START, (chip << 1) | 1);
/* prepare ACK if at least one byte must be received */
if (length > 0)
twsi_control_flags |= MVTWSI_CONTROL_ACK;
@@ -355,12 +380,13 @@ int i2c_read(u8 dev, uint addr, int alen, u8 *data, int length)
* I2C write called by cmd_i2c when doing 'i2c write' and by cmd_eeprom.c
* Begin write, send address byte(s), send data bytes, end.
*/
-int i2c_write(u8 dev, uint addr, int alen, u8 *data, int length)
+static int twsi_i2c_write(struct i2c_adapter *adap, uchar chip, uint addr,
+ int alen, uchar *data, int length)
{
int status;
/* begin i2c write to send the eeprom adress bytes then data bytes */
- status = i2c_begin(MVTWSI_STATUS_START, (dev << 1));
+ status = i2c_begin(MVTWSI_STATUS_START, (chip << 1));
/* send addr bytes */
while ((status == 0) && alen--)
status = twsi_send(addr >> (8*alen),
@@ -374,21 +400,7 @@ int i2c_write(u8 dev, uint addr, int alen, u8 *data, int length)
return status;
}
-/*
- * Bus set routine: we only support bus 0.
- */
-int i2c_set_bus_num(unsigned int bus)
-{
- if (bus > 0) {
- return -1;
- }
- return 0;
-}
-
-/*
- * Bus get routine: hard-return bus 0.
- */
-unsigned int i2c_get_bus_num(void)
-{
- return 0;
-}
+U_BOOT_I2C_ADAP_COMPLETE(twsi0, twsi_i2c_init, twsi_i2c_probe,
+ twsi_i2c_read, twsi_i2c_write,
+ twsi_i2c_set_bus_speed,
+ CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE, 0)
diff --git a/drivers/i2c/omap24xx_i2c.c b/drivers/i2c/omap24xx_i2c.c
index a39b5917ec..0f1e35c460 100644
--- a/drivers/i2c/omap24xx_i2c.c
+++ b/drivers/i2c/omap24xx_i2c.c
@@ -153,11 +153,60 @@ static uint omap24_i2c_setspeed(struct i2c_adapter *adap, uint speed)
return 0;
}
+
+static void omap24_i2c_deblock(struct i2c_adapter *adap)
+{
+ struct i2c *i2c_base = omap24_get_base(adap);
+ int i;
+ u16 systest;
+ u16 orgsystest;
+
+ /* set test mode ST_EN = 1 */
+ orgsystest = readw(&i2c_base->systest);
+ systest = orgsystest;
+ /* enable testmode */
+ systest |= I2C_SYSTEST_ST_EN;
+ writew(systest, &i2c_base->systest);
+ systest &= ~I2C_SYSTEST_TMODE_MASK;
+ systest |= 3 << I2C_SYSTEST_TMODE_SHIFT;
+ writew(systest, &i2c_base->systest);
+
+ /* set SCL, SDA = 1 */
+ systest |= I2C_SYSTEST_SCL_O | I2C_SYSTEST_SDA_O;
+ writew(systest, &i2c_base->systest);
+ udelay(10);
+
+ /* toggle scl 9 clocks */
+ for (i = 0; i < 9; i++) {
+ /* SCL = 0 */
+ systest &= ~I2C_SYSTEST_SCL_O;
+ writew(systest, &i2c_base->systest);
+ udelay(10);
+ /* SCL = 1 */
+ systest |= I2C_SYSTEST_SCL_O;
+ writew(systest, &i2c_base->systest);
+ udelay(10);
+ }
+
+ /* send stop */
+ systest &= ~I2C_SYSTEST_SDA_O;
+ writew(systest, &i2c_base->systest);
+ udelay(10);
+ systest |= I2C_SYSTEST_SCL_O | I2C_SYSTEST_SDA_O;
+ writew(systest, &i2c_base->systest);
+ udelay(10);
+
+ /* restore original mode */
+ writew(orgsystest, &i2c_base->systest);
+}
+
static void omap24_i2c_init(struct i2c_adapter *adap, int speed, int slaveadd)
{
struct i2c *i2c_base = omap24_get_base(adap);
int timeout = I2C_TIMEOUT;
+ int deblock = 1;
+retry:
if (readw(&i2c_base->con) & I2C_CON_EN) {
writew(0, &i2c_base->con);
udelay(50000);
@@ -194,6 +243,14 @@ static void omap24_i2c_init(struct i2c_adapter *adap, int speed, int slaveadd)
udelay(1000);
flush_fifo(adap);
writew(0xFFFF, &i2c_base->stat);
+
+ /* Handle possible failed I2C state */
+ if (wait_for_bb(adap))
+ if (deblock == 1) {
+ omap24_i2c_deblock(adap);
+ deblock = 0;
+ goto retry;
+ }
}
static void flush_fifo(struct i2c_adapter *adap)
diff --git a/drivers/input/cros_ec_keyb.c b/drivers/input/cros_ec_keyb.c
index a2501e0206..47502b1763 100644
--- a/drivers/input/cros_ec_keyb.c
+++ b/drivers/input/cros_ec_keyb.c
@@ -93,7 +93,7 @@ static int check_for_keys(struct keyb *config,
*
* @return 0 if no keys available, 1 if keys are available
*/
-static int kbd_tstc(void)
+static int kbd_tstc(struct stdio_dev *dev)
{
/* Just get input to do this for us */
return config.inited ? input_tstc(&config.input) : 0;
@@ -104,7 +104,7 @@ static int kbd_tstc(void)
*
* @return ASCII key code, or 0 if no key, or -1 if error
*/
-static int kbd_getc(void)
+static int kbd_getc(struct stdio_dev *dev)
{
/* Just get input to do this for us */
return config.inited ? input_getc(&config.input) : 0;
@@ -214,7 +214,7 @@ static int cros_ec_keyb_decode_fdt(const void *blob, int node,
*
* @return 0 if ok, -1 on error
*/
-static int cros_ec_init_keyboard(void)
+static int cros_ec_init_keyboard(struct stdio_dev *dev)
{
const void *blob = gd->fdt_blob;
int node;
diff --git a/drivers/input/i8042.c b/drivers/input/i8042.c
index 35fa0bb504..ca1604c540 100644
--- a/drivers/input/i8042.c
+++ b/drivers/input/i8042.c
@@ -398,7 +398,7 @@ int i8042_kbd_init(void)
* i8042_tstc - test if keyboard input is available
* option: cursor blinking if called in a loop
*/
-int i8042_tstc(void)
+int i8042_tstc(struct stdio_dev *dev)
{
unsigned char scan_code = 0;
@@ -432,7 +432,7 @@ int i8042_tstc(void)
* i8042_getc - wait till keyboard input is available
* option: turn on/off cursor while waiting
*/
-int i8042_getc(void)
+int i8042_getc(struct stdio_dev *dev)
{
int ret_chr;
unsigned char scan_code;
diff --git a/drivers/input/keyboard.c b/drivers/input/keyboard.c
index 614592ef3c..be0f3330db 100644
--- a/drivers/input/keyboard.c
+++ b/drivers/input/keyboard.c
@@ -70,7 +70,7 @@ static void kbd_put_queue(char data)
}
/* test if a character is in the queue */
-static int kbd_testc(void)
+static int kbd_testc(struct stdio_dev *dev)
{
#if defined(CONFIG_MPC5xxx) || defined(CONFIG_MPC8540) || defined(CONFIG_MPC8541) || defined(CONFIG_MPC8555)
/* no ISR is used, so received chars must be polled */
@@ -83,7 +83,7 @@ static int kbd_testc(void)
}
/* gets the character from the queue */
-static int kbd_getc(void)
+static int kbd_getc(struct stdio_dev *dev)
{
char c;
while(in_pointer==out_pointer) {
@@ -275,8 +275,6 @@ int kbd_init (void)
memset (&kbddev, 0, sizeof(kbddev));
strcpy(kbddev.name, DEVNAME);
kbddev.flags = DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM;
- kbddev.putc = NULL ;
- kbddev.puts = NULL ;
kbddev.getc = kbd_getc ;
kbddev.tstc = kbd_testc ;
diff --git a/drivers/input/tegra-kbc.c b/drivers/input/tegra-kbc.c
index f137f930a9..7e36db0a71 100644
--- a/drivers/input/tegra-kbc.c
+++ b/drivers/input/tegra-kbc.c
@@ -194,7 +194,7 @@ int tegra_kbc_check(struct input_config *input)
*
* @return 0 if no keys available, 1 if keys are available
*/
-static int kbd_tstc(void)
+static int kbd_tstc(struct stdio_dev *dev)
{
/* Just get input to do this for us */
return input_tstc(&config.input);
@@ -207,7 +207,7 @@ static int kbd_tstc(void)
*
* @return ASCII key code, or 0 if no key, or -1 if error
*/
-static int kbd_getc(void)
+static int kbd_getc(struct stdio_dev *dev)
{
/* Just get input to do this for us */
return input_getc(&config.input);
@@ -289,7 +289,7 @@ static void tegra_kbc_open(void)
*
* @return 0 if ok, -ve on error
*/
-static int init_tegra_keyboard(void)
+static int init_tegra_keyboard(struct stdio_dev *dev)
{
/* check if already created */
if (config.created)
diff --git a/drivers/misc/cbmem_console.c b/drivers/misc/cbmem_console.c
index 80a84fdf8f..5f85ccf21e 100644
--- a/drivers/misc/cbmem_console.c
+++ b/drivers/misc/cbmem_console.c
@@ -31,7 +31,7 @@ struct cbmem_console {
static struct cbmem_console *cbmem_console_p;
-void cbmemc_putc(char data)
+void cbmemc_putc(struct stdio_dev *dev, char data)
{
int cursor;
@@ -40,12 +40,12 @@ void cbmemc_putc(char data)
cbmem_console_p->buffer_body[cursor] = data;
}
-void cbmemc_puts(const char *str)
+void cbmemc_puts(struct stdio_dev *dev, const char *str)
{
char c;
while ((c = *str++) != 0)
- cbmemc_putc(c);
+ cbmemc_putc(dev, c);
}
int cbmemc_init(void)
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index b5477b1271..a26f3cec20 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -21,7 +21,7 @@
static struct list_head mmc_devices;
static int cur_dev_num = -1;
-int __weak board_mmc_getwp(struct mmc *mmc)
+__weak int board_mmc_getwp(struct mmc *mmc)
{
return -1;
}
@@ -42,13 +42,11 @@ int mmc_getwp(struct mmc *mmc)
return wp;
}
-int __board_mmc_getcd(struct mmc *mmc) {
+__weak int board_mmc_getcd(struct mmc *mmc)
+{
return -1;
}
-int board_mmc_getcd(struct mmc *mmc)__attribute__((weak,
- alias("__board_mmc_getcd")));
-
int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
{
int ret;
@@ -377,7 +375,7 @@ static int mmc_send_op_cond_iter(struct mmc *mmc, struct mmc_cmd *cmd,
return 0;
}
-int mmc_send_op_cond(struct mmc *mmc)
+static int mmc_send_op_cond(struct mmc *mmc)
{
struct mmc_cmd cmd;
int err, i;
@@ -399,7 +397,7 @@ int mmc_send_op_cond(struct mmc *mmc)
return IN_PROGRESS;
}
-int mmc_complete_op_cond(struct mmc *mmc)
+static int mmc_complete_op_cond(struct mmc *mmc)
{
struct mmc_cmd cmd;
int timeout = 1000;
@@ -1371,17 +1369,17 @@ int mmc_set_dsr(struct mmc *mmc, u16 val)
return 0;
}
-/*
- * CPU and board-specific MMC initializations. Aliased function
- * signals caller to move on
- */
-static int __def_mmc_init(bd_t *bis)
+/* CPU-specific MMC initializations */
+__weak int cpu_mmc_init(bd_t *bis)
{
return -1;
}
-int cpu_mmc_init(bd_t *bis) __attribute__((weak, alias("__def_mmc_init")));
-int board_mmc_init(bd_t *bis) __attribute__((weak, alias("__def_mmc_init")));
+/* board-specific MMC initializations. */
+__weak int board_mmc_init(bd_t *bis)
+{
+ return -1;
+}
#if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
index 17cbb0983d..5b0c302069 100644
--- a/drivers/mmc/omap_hsmmc.c
+++ b/drivers/mmc/omap_hsmmc.c
@@ -120,7 +120,7 @@ static void omap5_pbias_config(struct mmc *mmc)
}
#endif
-unsigned char mmc_board_init(struct mmc *mmc)
+static unsigned char mmc_board_init(struct mmc *mmc)
{
#if defined(CONFIG_OMAP34XX)
t2_t *t2_base = (t2_t *)T2_BASE;
diff --git a/drivers/mmc/sunxi_mmc.c b/drivers/mmc/sunxi_mmc.c
index eb7b1158d6..d4e574fe19 100644
--- a/drivers/mmc/sunxi_mmc.c
+++ b/drivers/mmc/sunxi_mmc.c
@@ -16,28 +16,6 @@
#include <asm/arch/cpu.h>
#include <asm/arch/mmc.h>
-struct sunxi_mmc_des {
- u32 reserved1_1:1;
- u32 dic:1; /* disable interrupt on completion */
- u32 last_des:1; /* 1-this data buffer is the last buffer */
- u32 first_des:1; /* 1-data buffer is the first buffer,
- 0-data buffer contained in the next
- descriptor is 1st buffer */
- u32 des_chain:1; /* 1-the 2nd address in the descriptor is the
- next descriptor address */
- u32 end_of_ring:1; /* 1-last descriptor flag when using dual
- data buffer in descriptor */
- u32 reserved1_2:24;
- u32 card_err_sum:1; /* transfer error flag */
- u32 own:1; /* des owner:1-idma owns it, 0-host owns it */
-#define SDXC_DES_NUM_SHIFT 16
-#define SDXC_DES_BUFFER_MAX_LEN (1 << SDXC_DES_NUM_SHIFT)
- u32 data_buf1_sz:16;
- u32 data_buf2_sz:16;
- u32 buf_addr_ptr1;
- u32 buf_addr_ptr2;
-};
-
struct sunxi_mmc_host {
unsigned mmc_no;
uint32_t *mclkreg;
@@ -189,6 +167,7 @@ static int mmc_core_init(struct mmc *mmc)
/* Reset controller */
writel(SUNXI_MMC_GCTRL_RESET, &mmchost->reg->gctrl);
+ udelay(1000);
return 0;
}
@@ -204,6 +183,9 @@ static int mmc_trans_data_by_cpu(struct mmc *mmc, struct mmc_data *data)
unsigned timeout_msecs = 2000;
unsigned *buff = (unsigned int *)(reading ? data->dest : data->src);
+ /* Always read / write data through the CPU */
+ setbits_le32(&mmchost->reg->gctrl, SUNXI_MMC_GCTRL_ACCESS_BY_AHB);
+
for (i = 0; i < (byte_cnt >> 2); i++) {
while (readl(&mmchost->reg->status) & status_bit) {
if (!timeout_msecs--)
@@ -220,85 +202,6 @@ static int mmc_trans_data_by_cpu(struct mmc *mmc, struct mmc_data *data)
return 0;
}
-static int mmc_trans_data_by_dma(struct mmc *mmc, struct mmc_data *data)
-{
- struct sunxi_mmc_host *mmchost = mmc->priv;
- unsigned byte_cnt = data->blocksize * data->blocks;
- unsigned char *buff;
- unsigned des_idx = 0;
- unsigned buff_frag_num =
- (byte_cnt + SDXC_DES_BUFFER_MAX_LEN - 1) >> SDXC_DES_NUM_SHIFT;
- unsigned remain;
- unsigned i, rval;
- ALLOC_CACHE_ALIGN_BUFFER(struct sunxi_mmc_des, pdes, buff_frag_num);
-
- buff = data->flags & MMC_DATA_READ ?
- (unsigned char *)data->dest : (unsigned char *)data->src;
- remain = byte_cnt & (SDXC_DES_BUFFER_MAX_LEN - 1);
-
- flush_cache((unsigned long)buff, (unsigned long)byte_cnt);
- for (i = 0; i < buff_frag_num; i++, des_idx++) {
- memset((void *)&pdes[des_idx], 0, sizeof(struct sunxi_mmc_des));
- pdes[des_idx].des_chain = 1;
- pdes[des_idx].own = 1;
- pdes[des_idx].dic = 1;
- if (buff_frag_num > 1 && i != buff_frag_num - 1)
- pdes[des_idx].data_buf1_sz = 0; /* 0 == max_len */
- else
- pdes[des_idx].data_buf1_sz = remain;
-
- pdes[des_idx].buf_addr_ptr1 =
- (u32) buff + i * SDXC_DES_BUFFER_MAX_LEN;
- if (i == 0)
- pdes[des_idx].first_des = 1;
-
- if (i == buff_frag_num - 1) {
- pdes[des_idx].dic = 0;
- pdes[des_idx].last_des = 1;
- pdes[des_idx].end_of_ring = 1;
- pdes[des_idx].buf_addr_ptr2 = 0;
- } else {
- pdes[des_idx].buf_addr_ptr2 = (u32)&pdes[des_idx + 1];
- }
- }
- flush_cache((unsigned long)pdes,
- sizeof(struct sunxi_mmc_des) * (des_idx + 1));
-
- rval = readl(&mmchost->reg->gctrl);
- /* Enable DMA */
- writel(rval | SUNXI_MMC_GCTRL_DMA_RESET | SUNXI_MMC_GCTRL_DMA_ENABLE,
- &mmchost->reg->gctrl);
- /* Reset iDMA */
- writel(SUNXI_MMC_IDMAC_RESET, &mmchost->reg->dmac);
- /* Enable iDMA */
- writel(SUNXI_MMC_IDMAC_FIXBURST | SUNXI_MMC_IDMAC_ENABLE,
- &mmchost->reg->dmac);
- rval = readl(&mmchost->reg->idie) &
- ~(SUNXI_MMC_IDIE_TXIRQ|SUNXI_MMC_IDIE_RXIRQ);
- if (data->flags & MMC_DATA_WRITE)
- rval |= SUNXI_MMC_IDIE_TXIRQ;
- else
- rval |= SUNXI_MMC_IDIE_RXIRQ;
- writel(rval, &mmchost->reg->idie);
- writel((u32) pdes, &mmchost->reg->dlba);
- writel((0x2 << 28) | (0x7 << 16) | (0x01 << 3),
- &mmchost->reg->ftrglevel);
-
- return 0;
-}
-
-static void mmc_enable_dma_accesses(struct mmc *mmc, int dma)
-{
- struct sunxi_mmc_host *mmchost = mmc->priv;
-
- unsigned int gctrl = readl(&mmchost->reg->gctrl);
- if (dma)
- gctrl &= ~SUNXI_MMC_GCTRL_ACCESS_BY_AHB;
- else
- gctrl |= SUNXI_MMC_GCTRL_ACCESS_BY_AHB;
- writel(gctrl, &mmchost->reg->gctrl);
-}
-
static int mmc_rint_wait(struct mmc *mmc, unsigned int timeout_msecs,
unsigned int done_bit, const char *what)
{
@@ -327,7 +230,6 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
unsigned int timeout_msecs;
int error = 0;
unsigned int status = 0;
- unsigned int usedma = 0;
unsigned int bytecnt = 0;
if (mmchost->fatal_err)
@@ -378,20 +280,8 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
bytecnt = data->blocksize * data->blocks;
debug("trans data %d bytes\n", bytecnt);
-#if defined(CONFIG_MMC_SUNXI_USE_DMA) && !defined(CONFIG_SPL_BUILD)
- if (bytecnt > 64) {
-#else
- if (0) {
-#endif
- usedma = 1;
- mmc_enable_dma_accesses(mmc, 1);
- ret = mmc_trans_data_by_dma(mmc, data);
- writel(cmdval | cmd->cmdidx, &mmchost->reg->cmd);
- } else {
- mmc_enable_dma_accesses(mmc, 0);
- writel(cmdval | cmd->cmdidx, &mmchost->reg->cmd);
- ret = mmc_trans_data_by_cpu(mmc, data);
- }
+ writel(cmdval | cmd->cmdidx, &mmchost->reg->cmd);
+ ret = mmc_trans_data_by_cpu(mmc, data);
if (ret) {
error = readl(&mmchost->reg->rint) & \
SUNXI_MMC_RINT_INTERRUPT_ERROR_BIT;
@@ -405,7 +295,7 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
goto out;
if (data) {
- timeout_msecs = usedma ? 120 * bytecnt : 120;
+ timeout_msecs = 120;
debug("cacl timeout %x msec\n", timeout_msecs);
error = mmc_rint_wait(mmc, timeout_msecs,
data->blocks > 1 ?
@@ -442,23 +332,6 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd,
debug("mmc resp 0x%08x\n", cmd->response[0]);
}
out:
- if (data && usedma) {
- /* IDMASTAREG
- * IDST[0] : idma tx int
- * IDST[1] : idma rx int
- * IDST[2] : idma fatal bus error
- * IDST[4] : idma descriptor invalid
- * IDST[5] : idma error summary
- * IDST[8] : idma normal interrupt sumary
- * IDST[9] : idma abnormal interrupt sumary
- */
- status = readl(&mmchost->reg->idst);
- writel(status, &mmchost->reg->idst);
- writel(0, &mmchost->reg->idie);
- writel(0, &mmchost->reg->dmac);
- writel(readl(&mmchost->reg->gctrl) & ~SUNXI_MMC_GCTRL_DMA_ENABLE,
- &mmchost->reg->gctrl);
- }
if (error < 0) {
writel(SUNXI_MMC_GCTRL_RESET, &mmchost->reg->gctrl);
mmc_update_clk(mmc);
diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c
index a389cd101c..c4b5bc1de5 100644
--- a/drivers/mtd/cfi_flash.c
+++ b/drivers/mtd/cfi_flash.c
@@ -2360,7 +2360,7 @@ unsigned long flash_init (void)
#endif /* CONFIG_SYS_FLASH_QUIET_TEST */
}
#ifdef CONFIG_SYS_FLASH_PROTECTION
- else if ((s != NULL) && (strcmp(s, "yes") == 0)) {
+ else if (strcmp(s, "yes") == 0) {
/*
* Only the U-Boot image and it's environment
* is protected, all other sectors are
diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c
index 5d425092f4..a079b1e5cf 100644
--- a/drivers/mtd/nand/davinci_nand.c
+++ b/drivers/mtd/nand/davinci_nand.c
@@ -305,6 +305,189 @@ static struct nand_ecclayout nand_davinci_4bit_layout_oobfirst = {
#endif
};
+#if defined CONFIG_KEYSTONE_RBL_NAND
+#if defined(CONFIG_SYS_NAND_PAGE_2K)
+static struct nand_ecclayout nand_keystone_rbl_4bit_layout_oobfirst = {
+ .eccbytes = 40,
+ .eccpos = {
+ 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
+ 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
+ },
+ .oobfree = {
+ {.offset = 2, .length = 4, },
+ {.offset = 16, .length = 6, },
+ {.offset = 32, .length = 6, },
+ {.offset = 48, .length = 6, },
+ },
+#elif defined(CONFIG_SYS_NAND_PAGE_4K)
+ .eccbytes = 80,
+ .eccpos = {
+ 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
+ 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
+ 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
+ 86, 87, 88, 89, 90, 91, 92, 93, 94, 95,
+ 102, 103, 104, 105, 106, 107, 108, 109, 110, 111,
+ 118, 119, 120, 121, 122, 123, 124, 125, 126, 127,
+ },
+ .oobfree = {
+ {.offset = 2, .length = 4, },
+ {.offset = 16, .length = 6, },
+ {.offset = 32, .length = 6, },
+ {.offset = 48, .length = 6, },
+ {.offset = 64, .length = 6, },
+ {.offset = 80, .length = 6, },
+ {.offset = 96, .length = 6, },
+ {.offset = 112, .length = 6, },
+ },
+#endif
+};
+
+#ifdef CONFIG_SYS_NAND_PAGE_2K
+#define CONFIG_KEYSTONE_NAND_MAX_RBL_PAGE CONFIG_KEYSTONE_NAND_MAX_RBL_SIZE >> 11
+#elif defined(CONFIG_SYS_NAND_PAGE_4K)
+#define CONFIG_KEYSTONE_NAND_MAX_RBL_PAGE CONFIG_KEYSTONE_NAND_MAX_RBL_SIZE >> 12
+#endif
+
+/**
+ * nand_davinci_write_page - write one page
+ * @mtd: MTD device structure
+ * @chip: NAND chip descriptor
+ * @buf: the data to write
+ * @oob_required: must write chip->oob_poi to OOB
+ * @page: page number to write
+ * @cached: cached programming
+ * @raw: use _raw version of write_page
+ */
+static int nand_davinci_write_page(struct mtd_info *mtd, struct nand_chip *chip,
+ const uint8_t *buf, int oob_required,
+ int page, int cached, int raw)
+{
+ int status;
+ int ret = 0;
+ struct nand_ecclayout *saved_ecc_layout;
+
+ /* save current ECC layout and assign Keystone RBL ECC layout */
+ if (page < CONFIG_KEYSTONE_NAND_MAX_RBL_PAGE) {
+ saved_ecc_layout = chip->ecc.layout;
+ chip->ecc.layout = &nand_keystone_rbl_4bit_layout_oobfirst;
+ mtd->oobavail = chip->ecc.layout->oobavail;
+ }
+
+ chip->cmdfunc(mtd, NAND_CMD_SEQIN, 0x00, page);
+
+ if (unlikely(raw))
+ status = chip->ecc.write_page_raw(mtd, chip, buf, oob_required);
+ else
+ status = chip->ecc.write_page(mtd, chip, buf, oob_required);
+
+ if (status < 0) {
+ ret = status;
+ goto err;
+ }
+
+ chip->cmdfunc(mtd, NAND_CMD_PAGEPROG, -1, -1);
+ status = chip->waitfunc(mtd, chip);
+
+ /*
+ * See if operation failed and additional status checks are
+ * available.
+ */
+ if ((status & NAND_STATUS_FAIL) && (chip->errstat))
+ status = chip->errstat(mtd, chip, FL_WRITING, status, page);
+
+ if (status & NAND_STATUS_FAIL) {
+ ret = -EIO;
+ goto err;
+ }
+
+#ifdef CONFIG_MTD_NAND_VERIFY_WRITE
+ /* Send command to read back the data */
+ chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);
+
+ if (chip->verify_buf(mtd, buf, mtd->writesize)) {
+ ret = -EIO;
+ goto err;
+ }
+
+ /* Make sure the next page prog is preceded by a status read */
+ chip->cmdfunc(mtd, NAND_CMD_STATUS, -1, -1);
+#endif
+err:
+ /* restore ECC layout */
+ if (page < CONFIG_KEYSTONE_NAND_MAX_RBL_PAGE) {
+ chip->ecc.layout = saved_ecc_layout;
+ mtd->oobavail = saved_ecc_layout->oobavail;
+ }
+
+ return ret;
+}
+
+/**
+ * nand_davinci_read_page_hwecc - hardware ECC based page read function
+ * @mtd: mtd info structure
+ * @chip: nand chip info structure
+ * @buf: buffer to store read data
+ * @oob_required: caller requires OOB data read to chip->oob_poi
+ * @page: page number to read
+ *
+ * Not for syndrome calculating ECC controllers which need a special oob layout.
+ */
+static int nand_davinci_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
+ uint8_t *buf, int oob_required, int page)
+{
+ int i, eccsize = chip->ecc.size;
+ int eccbytes = chip->ecc.bytes;
+ int eccsteps = chip->ecc.steps;
+ uint32_t *eccpos;
+ uint8_t *p = buf;
+ uint8_t *ecc_code = chip->buffers->ecccode;
+ uint8_t *ecc_calc = chip->buffers->ecccalc;
+ struct nand_ecclayout *saved_ecc_layout = chip->ecc.layout;
+
+ /* save current ECC layout and assign Keystone RBL ECC layout */
+ if (page < CONFIG_KEYSTONE_NAND_MAX_RBL_PAGE) {
+ chip->ecc.layout = &nand_keystone_rbl_4bit_layout_oobfirst;
+ mtd->oobavail = chip->ecc.layout->oobavail;
+ }
+
+ eccpos = chip->ecc.layout->eccpos;
+
+ /* Read the OOB area first */
+ chip->cmdfunc(mtd, NAND_CMD_READOOB, 0, page);
+ chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);
+ chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);
+
+ for (i = 0; i < chip->ecc.total; i++)
+ ecc_code[i] = chip->oob_poi[eccpos[i]];
+
+ for (i = 0; eccsteps; eccsteps--, i += eccbytes, p += eccsize) {
+ int stat;
+
+ chip->ecc.hwctl(mtd, NAND_ECC_READ);
+ chip->read_buf(mtd, p, eccsize);
+ chip->ecc.calculate(mtd, p, &ecc_calc[i]);
+
+ stat = chip->ecc.correct(mtd, p, &ecc_code[i], NULL);
+ if (stat < 0)
+ mtd->ecc_stats.failed++;
+ else
+ mtd->ecc_stats.corrected += stat;
+ }
+
+ /* restore ECC layout */
+ if (page < CONFIG_KEYSTONE_NAND_MAX_RBL_PAGE) {
+ chip->ecc.layout = saved_ecc_layout;
+ mtd->oobavail = saved_ecc_layout->oobavail;
+ }
+
+ return 0;
+}
+#endif /* CONFIG_KEYSTONE_RBL_NAND */
+
static void nand_davinci_4bit_enable_hwecc(struct mtd_info *mtd, int mode)
{
u32 val;
@@ -604,6 +787,19 @@ static void nand_flash_init(void)
void davinci_nand_init(struct nand_chip *nand)
{
+#if defined CONFIG_KEYSTONE_RBL_NAND
+ int i;
+ struct nand_ecclayout *layout;
+
+ layout = &nand_keystone_rbl_4bit_layout_oobfirst;
+ layout->oobavail = 0;
+ for (i = 0; layout->oobfree[i].length &&
+ i < ARRAY_SIZE(layout->oobfree); i++)
+ layout->oobavail += layout->oobfree[i].length;
+
+ nand->write_page = nand_davinci_write_page;
+ nand->ecc.read_page = nand_davinci_read_page_hwecc;
+#endif
nand->chip_delay = 0;
#ifdef CONFIG_SYS_NAND_USE_FLASH_BBT
nand->bbt_options |= NAND_BBT_USE_FLASH;
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index 6226cb259f..7cc6b6fc08 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -20,6 +20,7 @@ obj-$(CONFIG_DNET) += dnet.o
obj-$(CONFIG_E1000) += e1000.o
obj-$(CONFIG_E1000_SPI) += e1000_spi.o
obj-$(CONFIG_EEPRO100) += eepro100.o
+obj-$(CONFIG_SUNXI_EMAC) += sunxi_emac.o
obj-$(CONFIG_ENC28J60) += enc28j60.o
obj-$(CONFIG_EP93XX) += ep93xx_eth.o
obj-$(CONFIG_ETHOC) += ethoc.o
@@ -51,7 +52,6 @@ obj-$(CONFIG_RTL8169) += rtl8169.o
obj-$(CONFIG_SH_ETHER) += sh_eth.o
obj-$(CONFIG_SMC91111) += smc91111.o
obj-$(CONFIG_SMC911X) += smc911x.o
-obj-$(CONFIG_SUNXI_WEMAC) += sunxi_wemac.o
obj-$(CONFIG_DRIVER_TI_EMAC) += davinci_emac.o
obj-$(CONFIG_TSEC_ENET) += tsec.o fsl_mdio.o
obj-$(CONFIG_DRIVER_TI_CPSW) += cpsw.o
diff --git a/drivers/net/cpsw.c b/drivers/net/cpsw.c
index bd5fba21ce..8ec5161ec6 100644
--- a/drivers/net/cpsw.c
+++ b/drivers/net/cpsw.c
@@ -211,6 +211,8 @@ struct cpdma_chan {
#define chan_read(chan, fld) __raw_readl((chan)->fld)
#define chan_read_ptr(chan, fld) ((void *)__raw_readl((chan)->fld))
+#define for_active_slave(slave, priv) \
+ slave = (priv)->slaves + (priv)->data.active_slave; if (slave)
#define for_each_slave(slave, priv) \
for (slave = (priv)->slaves; slave != (priv)->slaves + \
(priv)->data.slaves; slave++)
@@ -609,7 +611,7 @@ static int cpsw_update_link(struct cpsw_priv *priv)
int link = 0;
struct cpsw_slave *slave;
- for_each_slave(slave, priv)
+ for_active_slave(slave, priv)
cpsw_slave_update_link(slave, priv, &link);
priv->mdio_link = readl(&mdio_regs->link);
return link;
@@ -785,7 +787,7 @@ static int cpsw_init(struct eth_device *dev, bd_t *bis)
ALE_SECURE);
cpsw_ale_add_mcast(priv, NetBcastAddr, 1 << priv->host_port);
- for_each_slave(slave, priv)
+ for_active_slave(slave, priv)
cpsw_slave_init(slave, priv);
cpsw_update_link(priv);
@@ -1013,7 +1015,7 @@ int cpsw_register(struct cpsw_platform_data *data)
cpsw_mdio_init(dev->name, data->mdio_base, data->mdio_div);
priv->bus = miiphy_get_dev_by_name(dev->name);
- for_each_slave(slave, priv)
+ for_active_slave(slave, priv)
cpsw_phy_init(dev, slave);
return 1;
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index 65c747e14b..623f7492c7 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -215,7 +215,7 @@ static void nc_send_packet(const char *buf, int len)
}
}
-static int nc_start(void)
+static int nc_start(struct stdio_dev *dev)
{
int retval;
@@ -235,7 +235,7 @@ static int nc_start(void)
return 0;
}
-static void nc_putc(char c)
+static void nc_putc(struct stdio_dev *dev, char c)
{
if (output_recursion)
return;
@@ -246,7 +246,7 @@ static void nc_putc(char c)
output_recursion = 0;
}
-static void nc_puts(const char *s)
+static void nc_puts(struct stdio_dev *dev, const char *s)
{
int len;
@@ -265,7 +265,7 @@ static void nc_puts(const char *s)
output_recursion = 0;
}
-static int nc_getc(void)
+static int nc_getc(struct stdio_dev *dev)
{
uchar c;
@@ -286,7 +286,7 @@ static int nc_getc(void)
return c;
}
-static int nc_tstc(void)
+static int nc_tstc(struct stdio_dev *dev)
{
struct eth_device *eth;
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index 81e8ddbbc7..451c33e1a1 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -413,7 +413,8 @@ static int sh_eth_config(struct sh_eth_dev *eth, bd_t *bd)
#if defined(CONFIG_CPU_SH7734) || defined(CONFIG_R8A7740)
sh_eth_write(eth, CONFIG_SH_ETHER_SH7734_MII, RMII_MII);
-#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791)
+#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) || \
+ defined(CONFIG_R8A7794)
sh_eth_write(eth, sh_eth_read(eth, RMIIMR) | 0x1, RMIIMR);
#endif
/* Configure phy */
@@ -439,7 +440,7 @@ static int sh_eth_config(struct sh_eth_dev *eth, bd_t *bd)
#elif defined(CONFIG_CPU_SH7757) || defined(CONFIG_CPU_SH7752)
sh_eth_write(eth, 1, RTRATE);
#elif defined(CONFIG_CPU_SH7724) || defined(CONFIG_R8A7790) || \
- defined(CONFIG_R8A7791)
+ defined(CONFIG_R8A7791) || defined(CONFIG_R8A7794)
val = ECMR_RTM;
#endif
} else if (phy->speed == 10) {
diff --git a/drivers/net/sh_eth.h b/drivers/net/sh_eth.h
index d0d9aaa703..e325a39aac 100644
--- a/drivers/net/sh_eth.h
+++ b/drivers/net/sh_eth.h
@@ -358,7 +358,8 @@ static const u16 sh_eth_offset_fast_sh4[SH_ETH_MAX_REGISTER_OFFSET] = {
#elif defined(CONFIG_R8A7740)
#define SH_ETH_TYPE_GETHER
#define BASE_IO_ADDR 0xE9A00000
-#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791)
+#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) || \
+ defined(CONFIG_R8A7794)
#define SH_ETH_TYPE_ETHER
#define BASE_IO_ADDR 0xEE700200
#elif defined(CONFIG_R7S72100)
@@ -569,7 +570,8 @@ enum FELIC_MODE_BIT {
ECMR_PRM = 0x00000001,
#ifdef CONFIG_CPU_SH7724
ECMR_RTM = 0x00000010,
-#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791)
+#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) || \
+ defined(CONFIG_R8A7794)
ECMR_RTM = 0x00000004,
#endif
diff --git a/drivers/net/sunxi_wemac.c b/drivers/net/sunxi_emac.c
index 699a381582..5a06d68af7 100644
--- a/drivers/net/sunxi_wemac.c
+++ b/drivers/net/sunxi_emac.c
@@ -1,5 +1,5 @@
/*
- * sunxi_wemac.c -- Allwinner A10 ethernet driver
+ * sunxi_emac.c -- Allwinner A10 ethernet driver
*
* (C) Copyright 2012, Stefan Roese <sr@denx.de>
*
@@ -7,16 +7,16 @@
*/
#include <common.h>
+#include <linux/err.h>
#include <malloc.h>
-#include <net.h>
#include <miiphy.h>
-#include <linux/err.h>
+#include <net.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/gpio.h>
/* EMAC register */
-struct wemac_regs {
+struct emac_regs {
u32 ctl; /* 0x00 */
u32 tx_mode; /* 0x04 */
u32 tx_flow; /* 0x08 */
@@ -27,7 +27,7 @@ struct wemac_regs {
u32 tx_pl1; /* 0x1c */
u32 tx_sta; /* 0x20 */
u32 tx_io_data; /* 0x24 */
- u32 tx_io_data1; /* 0x28 */
+ u32 tx_io_data1;/* 0x28 */
u32 tx_tsvl0; /* 0x2c */
u32 tx_tsvh0; /* 0x30 */
u32 tx_tsvl1; /* 0x34 */
@@ -141,33 +141,33 @@ struct sunxi_sramc_regs {
#define EMAC_MAC_IPGT 0x15
-#define EMAC_MAC_NBTB_IPG1 0xC
+#define EMAC_MAC_NBTB_IPG1 0xc
#define EMAC_MAC_NBTB_IPG2 0x12
#define EMAC_MAC_CW 0x37
-#define EMAC_MAC_RM 0xF
+#define EMAC_MAC_RM 0xf
#define EMAC_MAC_MFL 0x0600
/* Receive status */
-#define EMAC_CRCERR (1 << 4)
-#define EMAC_LENERR (3 << 5)
+#define EMAC_CRCERR (0x1 << 4)
+#define EMAC_LENERR (0x3 << 5)
#define DMA_CPU_TRRESHOLD 2000
-struct wemac_eth_dev {
+struct emac_eth_dev {
u32 speed;
u32 duplex;
u32 phy_configured;
int link_printed;
};
-struct wemac_rxhdr {
+struct emac_rxhdr {
s16 rx_len;
u16 rx_status;
};
-static void wemac_inblk_32bit(void *reg, void *data, int count)
+static void emac_inblk_32bit(void *reg, void *data, int count)
{
int cnt = (count + 3) >> 2;
@@ -181,7 +181,7 @@ static void wemac_inblk_32bit(void *reg, void *data, int count)
}
}
-static void wemac_outblk_32bit(void *reg, void *data, int count)
+static void emac_outblk_32bit(void *reg, void *data, int count)
{
int cnt = (count + 3) >> 2;
@@ -194,14 +194,12 @@ static void wemac_outblk_32bit(void *reg, void *data, int count)
}
}
-/*
- * Read a word from phyxcer
- */
-static int wemac_phy_read(const char *devname, unsigned char addr,
+/* Read a word from phyxcer */
+static int emac_phy_read(const char *devname, unsigned char addr,
unsigned char reg, unsigned short *value)
{
struct eth_device *dev = eth_get_dev_by_name(devname);
- struct wemac_regs *regs = (struct wemac_regs *)dev->iobase;
+ struct emac_regs *regs = (struct emac_regs *)dev->iobase;
/* issue the phy address and reg */
writel(addr << 8 | reg, &regs->mac_madr);
@@ -221,14 +219,12 @@ static int wemac_phy_read(const char *devname, unsigned char addr,
return 0;
}
-/*
- * Write a word to phyxcer
- */
-static int wemac_phy_write(const char *devname, unsigned char addr,
+/* Write a word to phyxcer */
+static int emac_phy_write(const char *devname, unsigned char addr,
unsigned char reg, unsigned short value)
{
struct eth_device *dev = eth_get_dev_by_name(devname);
- struct wemac_regs *regs = (struct wemac_regs *)dev->iobase;
+ struct emac_regs *regs = (struct emac_regs *)dev->iobase;
/* issue the phy address and reg */
writel(addr << 8 | reg, &regs->mac_madr);
@@ -250,7 +246,7 @@ static int wemac_phy_write(const char *devname, unsigned char addr,
static void emac_setup(struct eth_device *dev)
{
- struct wemac_regs *regs = (struct wemac_regs *)dev->iobase;
+ struct emac_regs *regs = (struct emac_regs *)dev->iobase;
u32 reg_val;
u16 phy_val;
u32 duplex_flag;
@@ -266,7 +262,7 @@ static void emac_setup(struct eth_device *dev)
writel(EMAC_MAC_CTL0_SETUP, &regs->mac_ctl0);
/* Set MAC CTL1 */
- wemac_phy_read(dev->name, 1, 0, &phy_val);
+ emac_phy_read(dev->name, 1, 0, &phy_val);
debug("PHY SETUP, reg 0 value: %x\n", phy_val);
duplex_flag = !!(phy_val & (1 << 8));
@@ -288,9 +284,9 @@ static void emac_setup(struct eth_device *dev)
writel(EMAC_MAC_MFL, &regs->mac_maxf);
}
-static void wemac_reset(struct eth_device *dev)
+static void emac_reset(struct eth_device *dev)
{
- struct wemac_regs *regs = (struct wemac_regs *)dev->iobase;
+ struct emac_regs *regs = (struct emac_regs *)dev->iobase;
debug("resetting device\n");
@@ -302,10 +298,10 @@ static void wemac_reset(struct eth_device *dev)
udelay(200);
}
-static int sunxi_wemac_eth_init(struct eth_device *dev, bd_t *bd)
+static int sunxi_emac_eth_init(struct eth_device *dev, bd_t *bd)
{
- struct wemac_regs *regs = (struct wemac_regs *)dev->iobase;
- struct wemac_eth_dev *priv = dev->priv;
+ struct emac_regs *regs = (struct emac_regs *)dev->iobase;
+ struct emac_eth_dev *priv = dev->priv;
u16 phy_reg;
/* Init EMAC */
@@ -317,10 +313,7 @@ static int sunxi_wemac_eth_init(struct eth_device *dev, bd_t *bd)
/* Init MAC */
/* Soft reset MAC */
- clrbits_le32(&regs->mac_ctl0, 1 << 15);
-
- /* Set MII clock */
- clrsetbits_le32(&regs->mac_mcfg, 0xf << 2, 0xd << 2);
+ clrbits_le32(&regs->mac_ctl0, 0x1 << 15);
/* Clear RX counter */
writel(0x0, &regs->rx_fbc);
@@ -336,14 +329,14 @@ static int sunxi_wemac_eth_init(struct eth_device *dev, bd_t *bd)
mdelay(1);
- wemac_reset(dev);
+ emac_reset(dev);
/* PHY POWER UP */
- wemac_phy_read(dev->name, 1, 0, &phy_reg);
- wemac_phy_write(dev->name, 1, 0, phy_reg & (~(1 << 11)));
+ emac_phy_read(dev->name, 1, 0, &phy_reg);
+ emac_phy_write(dev->name, 1, 0, phy_reg & (~(0x1 << 11)));
mdelay(1);
- wemac_phy_read(dev->name, 1, 0, &phy_reg);
+ emac_phy_read(dev->name, 1, 0, &phy_reg);
priv->speed = miiphy_speed(dev->name, 0);
priv->duplex = miiphy_duplex(dev->name, 0);
@@ -357,11 +350,11 @@ static int sunxi_wemac_eth_init(struct eth_device *dev, bd_t *bd)
/* Set EMAC SPEED depend on PHY */
clrsetbits_le32(&regs->mac_supp, 1 << 8,
- ((phy_reg & (1 << 13)) >> 13) << 8);
+ ((phy_reg & (0x1 << 13)) >> 13) << 8);
/* Set duplex depend on phy */
clrsetbits_le32(&regs->mac_ctl1, 1 << 0,
- ((phy_reg & (1 << 8)) >> 8) << 0);
+ ((phy_reg & (0x1 << 8)) >> 8) << 0);
/* Enable RX/TX */
setbits_le32(&regs->ctl, 0x7);
@@ -369,15 +362,15 @@ static int sunxi_wemac_eth_init(struct eth_device *dev, bd_t *bd)
return 0;
}
-static void sunxi_wemac_eth_halt(struct eth_device *dev)
+static void sunxi_emac_eth_halt(struct eth_device *dev)
{
/* Nothing to do here */
}
-static int sunxi_wemac_eth_recv(struct eth_device *dev)
+static int sunxi_emac_eth_recv(struct eth_device *dev)
{
- struct wemac_regs *regs = (struct wemac_regs *)dev->iobase;
- struct wemac_rxhdr rxhdr;
+ struct emac_regs *regs = (struct emac_regs *)dev->iobase;
+ struct emac_rxhdr rxhdr;
u32 rxcount;
u32 reg_val;
int rx_len;
@@ -386,8 +379,7 @@ static int sunxi_wemac_eth_recv(struct eth_device *dev)
/* Check packet ready or not */
- /*
- * Race warning: The first packet might arrive with
+ /* Race warning: The first packet might arrive with
* the interrupts disabled, but the second will fix
*/
rxcount = readl(&regs->rx_fbc);
@@ -401,26 +393,25 @@ static int sunxi_wemac_eth_recv(struct eth_device *dev)
reg_val = readl(&regs->rx_io_data);
if (reg_val != 0x0143414d) {
/* Disable RX */
- clrbits_le32(&regs->ctl, 1 << 2);
+ clrbits_le32(&regs->ctl, 0x1 << 2);
/* Flush RX FIFO */
- setbits_le32(&regs->rx_ctl, 1 << 3);
- while (readl(&regs->rx_ctl) & (1 << 3))
+ setbits_le32(&regs->rx_ctl, 0x1 << 3);
+ while (readl(&regs->rx_ctl) & (0x1 << 3))
;
/* Enable RX */
- setbits_le32(&regs->ctl, 1 << 2);
+ setbits_le32(&regs->ctl, 0x1 << 2);
return 0;
}
- /*
- * A packet ready now
+ /* A packet ready now
* Get status/length
*/
good_packet = 1;
- wemac_inblk_32bit(&regs->rx_io_data, &rxhdr, sizeof(rxhdr));
+ emac_inblk_32bit(&regs->rx_io_data, &rxhdr, sizeof(rxhdr));
rx_len = rxhdr.rx_len;
rx_status = rxhdr.rx_status;
@@ -440,13 +431,13 @@ static int sunxi_wemac_eth_recv(struct eth_device *dev)
printf("length error\n");
}
- /* Move data from WEMAC */
+ /* Move data from EMAC */
if (good_packet) {
if (rx_len > DMA_CPU_TRRESHOLD) {
printf("Received packet is too big (len=%d)\n", rx_len);
} else {
- wemac_inblk_32bit((void *)&regs->rx_io_data,
- NetRxPackets[0], rx_len);
+ emac_inblk_32bit((void *)&regs->rx_io_data,
+ NetRxPackets[0], rx_len);
/* Pass to upper layer */
NetReceive(NetRxPackets[0], rx_len);
@@ -457,15 +448,15 @@ static int sunxi_wemac_eth_recv(struct eth_device *dev)
return 0;
}
-static int sunxi_wemac_eth_send(struct eth_device *dev, void *packet, int len)
+static int sunxi_emac_eth_send(struct eth_device *dev, void *packet, int len)
{
- struct wemac_regs *regs = (struct wemac_regs *)dev->iobase;
+ struct emac_regs *regs = (struct emac_regs *)dev->iobase;
/* Select channel 0 */
writel(0, &regs->tx_ins);
/* Write packet */
- wemac_outblk_32bit((void *)&regs->tx_io_data, packet, len);
+ emac_outblk_32bit((void *)&regs->tx_io_data, packet, len);
/* Set TX len */
writel(len, &regs->tx_pl0);
@@ -476,50 +467,55 @@ static int sunxi_wemac_eth_send(struct eth_device *dev, void *packet, int len)
return 0;
}
-int sunxi_wemac_initialize(void)
+int sunxi_emac_initialize(void)
{
struct sunxi_ccm_reg *const ccm =
(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
struct sunxi_sramc_regs *sram =
(struct sunxi_sramc_regs *)SUNXI_SRAMC_BASE;
+ struct emac_regs *regs =
+ (struct emac_regs *)SUNXI_EMAC_BASE;
struct eth_device *dev;
- struct wemac_eth_dev *priv;
+ struct emac_eth_dev *priv;
int pin;
dev = malloc(sizeof(*dev));
if (dev == NULL)
return -ENOMEM;
- priv = (struct wemac_eth_dev *)malloc(sizeof(struct wemac_eth_dev));
+ priv = (struct emac_eth_dev *)malloc(sizeof(struct emac_eth_dev));
if (!priv) {
free(dev);
return -ENOMEM;
}
memset(dev, 0, sizeof(*dev));
- memset(priv, 0, sizeof(struct wemac_eth_dev));
+ memset(priv, 0, sizeof(struct emac_eth_dev));
/* Map SRAM to EMAC */
setbits_le32(&sram->ctrl1, 0x5 << 2);
/* Configure pin mux settings for MII Ethernet */
for (pin = SUNXI_GPA(0); pin <= SUNXI_GPA(17); pin++)
- sunxi_gpio_set_cfgpin(pin, 2);
+ sunxi_gpio_set_cfgpin(pin, SUNXI_GPA0_EMAC);
/* Set up clock gating */
- setbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_EMAC);
+ setbits_le32(&ccm->ahb_gate0, 0x1 << AHB_GATE_OFFSET_EMAC);
+
+ /* Set MII clock */
+ clrsetbits_le32(&regs->mac_mcfg, 0xf << 2, 0xd << 2);
- dev->iobase = SUNXI_EMAC_BASE;
+ dev->iobase = (int)regs;
dev->priv = priv;
- dev->init = sunxi_wemac_eth_init;
- dev->halt = sunxi_wemac_eth_halt;
- dev->send = sunxi_wemac_eth_send;
- dev->recv = sunxi_wemac_eth_recv;
- strcpy(dev->name, "wemac");
+ dev->init = sunxi_emac_eth_init;
+ dev->halt = sunxi_emac_eth_halt;
+ dev->send = sunxi_emac_eth_send;
+ dev->recv = sunxi_emac_eth_recv;
+ strcpy(dev->name, "emac");
eth_register(dev);
- miiphy_register(dev->name, wemac_phy_read, wemac_phy_write);
+ miiphy_register(dev->name, emac_phy_read, emac_phy_write);
return 0;
}
diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index 53ff97d745..dc64e4d32b 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -5,6 +5,8 @@
# SPDX-License-Identifier: GPL-2.0+
#
+obj-$(CONFIG_AXP152_POWER) += axp152.o
+obj-$(CONFIG_AXP209_POWER) += axp209.o
obj-$(CONFIG_EXYNOS_TMU) += exynos-tmu.o
obj-$(CONFIG_FTPMU010_POWER) += ftpmu010.o
obj-$(CONFIG_TPS6586X_POWER) += tps6586x.o
diff --git a/drivers/power/axp152.c b/drivers/power/axp152.c
new file mode 100644
index 0000000000..fa4ea050a5
--- /dev/null
+++ b/drivers/power/axp152.c
@@ -0,0 +1,97 @@
+/*
+ * (C) Copyright 2012
+ * Henrik Nordstrom <henrik@henriknordstrom.net>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <i2c.h>
+#include <axp152.h>
+
+enum axp152_reg {
+ AXP152_CHIP_VERSION = 0x3,
+ AXP152_DCDC2_VOLTAGE = 0x23,
+ AXP152_DCDC3_VOLTAGE = 0x27,
+ AXP152_DCDC4_VOLTAGE = 0x2B,
+ AXP152_LDO2_VOLTAGE = 0x2A,
+ AXP152_SHUTDOWN = 0x32,
+};
+
+#define AXP152_POWEROFF (1 << 7)
+
+static int axp152_write(enum axp152_reg reg, u8 val)
+{
+ return i2c_write(0x30, reg, 1, &val, 1);
+}
+
+static int axp152_read(enum axp152_reg reg, u8 *val)
+{
+ return i2c_read(0x30, reg, 1, val, 1);
+}
+
+static u8 axp152_mvolt_to_target(int mvolt, int min, int max, int div)
+{
+ if (mvolt < min)
+ mvolt = min;
+ else if (mvolt > max)
+ mvolt = max;
+
+ return (mvolt - min) / div;
+}
+
+int axp152_set_dcdc2(int mvolt)
+{
+ int rc;
+ u8 current, target;
+
+ target = axp152_mvolt_to_target(mvolt, 700, 2275, 25);
+
+ /* Do we really need to be this gentle? It has built-in voltage slope */
+ while ((rc = axp152_read(AXP152_DCDC2_VOLTAGE, &current)) == 0 &&
+ current != target) {
+ if (current < target)
+ current++;
+ else
+ current--;
+ rc = axp152_write(AXP152_DCDC2_VOLTAGE, current);
+ if (rc)
+ break;
+ }
+ return rc;
+}
+
+int axp152_set_dcdc3(int mvolt)
+{
+ u8 target = axp152_mvolt_to_target(mvolt, 700, 3500, 25);
+
+ return axp152_write(AXP152_DCDC3_VOLTAGE, target);
+}
+
+int axp152_set_dcdc4(int mvolt)
+{
+ u8 target = axp152_mvolt_to_target(mvolt, 700, 3500, 25);
+
+ return axp152_write(AXP152_DCDC4_VOLTAGE, target);
+}
+
+int axp152_set_ldo2(int mvolt)
+{
+ u8 target = axp152_mvolt_to_target(mvolt, 700, 3500, 100);
+
+ return axp152_write(AXP152_LDO2_VOLTAGE, target);
+}
+
+int axp152_init(void)
+{
+ u8 ver;
+ int rc;
+
+ rc = axp152_read(AXP152_CHIP_VERSION, &ver);
+ if (rc)
+ return rc;
+
+ if (ver != 0x05)
+ return -1;
+
+ return 0;
+}
diff --git a/drivers/power/axp209.c b/drivers/power/axp209.c
new file mode 100644
index 0000000000..9798e5bf7c
--- /dev/null
+++ b/drivers/power/axp209.c
@@ -0,0 +1,167 @@
+/*
+ * (C) Copyright 2012
+ * Henrik Nordstrom <henrik@henriknordstrom.net>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <axp209.h>
+
+enum axp209_reg {
+ AXP209_POWER_STATUS = 0x00,
+ AXP209_CHIP_VERSION = 0x03,
+ AXP209_DCDC2_VOLTAGE = 0x23,
+ AXP209_DCDC3_VOLTAGE = 0x27,
+ AXP209_LDO24_VOLTAGE = 0x28,
+ AXP209_LDO3_VOLTAGE = 0x29,
+ AXP209_IRQ_STATUS5 = 0x4c,
+ AXP209_SHUTDOWN = 0x32,
+};
+
+#define AXP209_POWER_STATUS_ON_BY_DC (1 << 0)
+
+#define AXP209_IRQ5_PEK_UP (1 << 6)
+#define AXP209_IRQ5_PEK_DOWN (1 << 5)
+
+#define AXP209_POWEROFF (1 << 7)
+
+static int axp209_write(enum axp209_reg reg, u8 val)
+{
+ return i2c_write(0x34, reg, 1, &val, 1);
+}
+
+static int axp209_read(enum axp209_reg reg, u8 *val)
+{
+ return i2c_read(0x34, reg, 1, val, 1);
+}
+
+static u8 axp209_mvolt_to_cfg(int mvolt, int min, int max, int div)
+{
+ if (mvolt < min)
+ mvolt = min;
+ else if (mvolt > max)
+ mvolt = max;
+
+ return (mvolt - min) / div;
+}
+
+int axp209_set_dcdc2(int mvolt)
+{
+ int rc;
+ u8 cfg, current;
+
+ cfg = axp209_mvolt_to_cfg(mvolt, 700, 2275, 25);
+
+ /* Do we really need to be this gentle? It has built-in voltage slope */
+ while ((rc = axp209_read(AXP209_DCDC2_VOLTAGE, &current)) == 0 &&
+ current != cfg) {
+ if (current < cfg)
+ current++;
+ else
+ current--;
+
+ rc = axp209_write(AXP209_DCDC2_VOLTAGE, current);
+ if (rc)
+ break;
+ }
+
+ return rc;
+}
+
+int axp209_set_dcdc3(int mvolt)
+{
+ u8 cfg = axp209_mvolt_to_cfg(mvolt, 700, 3500, 25);
+
+ return axp209_write(AXP209_DCDC3_VOLTAGE, cfg);
+}
+
+int axp209_set_ldo2(int mvolt)
+{
+ int rc;
+ u8 cfg, reg;
+
+ cfg = axp209_mvolt_to_cfg(mvolt, 1800, 3300, 100);
+
+ rc = axp209_read(AXP209_LDO24_VOLTAGE, &reg);
+ if (rc)
+ return rc;
+
+ /* LDO2 configuration is in upper 4 bits */
+ reg = (reg & 0x0f) | (cfg << 4);
+ return axp209_write(AXP209_LDO24_VOLTAGE, reg);
+}
+
+int axp209_set_ldo3(int mvolt)
+{
+ u8 cfg;
+
+ if (mvolt == -1)
+ cfg = 0x80; /* determined by LDO3IN pin */
+ else
+ cfg = axp209_mvolt_to_cfg(mvolt, 700, 2275, 25);
+
+ return axp209_write(AXP209_LDO3_VOLTAGE, cfg);
+}
+
+int axp209_set_ldo4(int mvolt)
+{
+ int rc;
+ static const int vindex[] = {
+ 1250, 1300, 1400, 1500, 1600, 1700, 1800, 1900, 2000, 2500,
+ 2700, 2800, 3000, 3100, 3200, 3300
+ };
+ u8 cfg, reg;
+
+ /* Translate mvolt to register cfg value, requested <= selected */
+ for (cfg = 15; vindex[cfg] > mvolt && cfg > 0; cfg--);
+
+ rc = axp209_read(AXP209_LDO24_VOLTAGE, &reg);
+ if (rc)
+ return rc;
+
+ /* LDO4 configuration is in lower 4 bits */
+ reg = (reg & 0xf0) | (cfg << 0);
+ return axp209_write(AXP209_LDO24_VOLTAGE, reg);
+}
+
+int axp209_init(void)
+{
+ u8 ver;
+ int rc;
+
+ rc = axp209_read(AXP209_CHIP_VERSION, &ver);
+ if (rc)
+ return rc;
+
+ /* Low 4 bits is chip version */
+ ver &= 0x0f;
+
+ if (ver != 0x1)
+ return -1;
+
+ return 0;
+}
+
+int axp209_poweron_by_dc(void)
+{
+ u8 v;
+
+ if (axp209_read(AXP209_POWER_STATUS, &v))
+ return 0;
+
+ return (v & AXP209_POWER_STATUS_ON_BY_DC);
+}
+
+int axp209_power_button(void)
+{
+ u8 v;
+
+ if (axp209_read(AXP209_IRQ_STATUS5, &v))
+ return 0;
+
+ axp209_write(AXP209_IRQ_STATUS5, AXP209_IRQ5_PEK_DOWN);
+
+ return v & AXP209_IRQ5_PEK_DOWN;
+}
diff --git a/drivers/power/pmic/pmic_tps65218.c b/drivers/power/pmic/pmic_tps65218.c
index 0952456379..dbc7a73a72 100644
--- a/drivers/power/pmic/pmic_tps65218.c
+++ b/drivers/power/pmic/pmic_tps65218.c
@@ -7,6 +7,8 @@
#include <common.h>
#include <i2c.h>
+#include <asm/errno.h>
+#include <power/pmic.h>
#include <power/tps65218.h>
/**
@@ -95,3 +97,23 @@ int tps65218_voltage_update(uchar dc_cntrl_reg, uchar volt_sel)
return 0;
}
+
+int power_tps65218_init(unsigned char bus)
+{
+ static const char name[] = "TPS65218_PMIC";
+ struct pmic *p = pmic_alloc();
+
+ if (!p) {
+ printf("%s: POWER allocation error!\n", __func__);
+ return -ENOMEM;
+ }
+
+ p->name = name;
+ p->interface = PMIC_I2C;
+ p->number_of_regs = TPS65218_PMIC_NUM_OF_REGS;
+ p->hw.i2c.addr = TPS65218_CHIP_PM;
+ p->hw.i2c.tx_num = 1;
+ p->bus = bus;
+
+ return 0;
+}
diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c
index f26979dbe1..8e7052dda7 100644
--- a/drivers/serial/ns16550.c
+++ b/drivers/serial/ns16550.c
@@ -30,7 +30,7 @@
#define serial_in(y) readb(y)
#endif
-#if defined(CONFIG_K2HK_EVM)
+#if defined(CONFIG_SOC_KEYSTONE)
#define UART_REG_VAL_PWREMU_MGMT_UART_DISABLE 0
#define UART_REG_VAL_PWREMU_MGMT_UART_ENABLE ((1 << 14) | (1 << 13) | (1 << 0))
#undef UART_MCRVAL
@@ -88,7 +88,7 @@ void NS16550_init(NS16550_t com_port, int baud_divisor)
/* /16 is proper to hit 115200 with 48MHz */
serial_out(0, &com_port->mdr1);
#endif /* CONFIG_OMAP */
-#if defined(CONFIG_K2HK_EVM)
+#if defined(CONFIG_SOC_KEYSTONE)
serial_out(UART_REG_VAL_PWREMU_MGMT_UART_ENABLE, &com_port->regC);
#endif
}
diff --git a/drivers/serial/serial.c b/drivers/serial/serial.c
index fd61a5e545..d2eb7520d0 100644
--- a/drivers/serial/serial.c
+++ b/drivers/serial/serial.c
@@ -254,6 +254,48 @@ void serial_initialize(void)
serial_assign(default_serial_console()->name);
}
+int serial_stub_start(struct stdio_dev *sdev)
+{
+ struct serial_device *dev = sdev->priv;
+
+ return dev->start();
+}
+
+int serial_stub_stop(struct stdio_dev *sdev)
+{
+ struct serial_device *dev = sdev->priv;
+
+ return dev->stop();
+}
+
+void serial_stub_putc(struct stdio_dev *sdev, const char ch)
+{
+ struct serial_device *dev = sdev->priv;
+
+ dev->putc(ch);
+}
+
+void serial_stub_puts(struct stdio_dev *sdev, const char *str)
+{
+ struct serial_device *dev = sdev->priv;
+
+ dev->puts(str);
+}
+
+int serial_stub_getc(struct stdio_dev *sdev)
+{
+ struct serial_device *dev = sdev->priv;
+
+ return dev->getc();
+}
+
+int serial_stub_tstc(struct stdio_dev *sdev)
+{
+ struct serial_device *dev = sdev->priv;
+
+ return dev->tstc();
+}
+
/**
* serial_stdio_init() - Register serial ports with STDIO core
*
@@ -272,12 +314,12 @@ void serial_stdio_init(void)
strcpy(dev.name, s->name);
dev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT;
- dev.start = s->start;
- dev.stop = s->stop;
- dev.putc = s->putc;
- dev.puts = s->puts;
- dev.getc = s->getc;
- dev.tstc = s->tstc;
+ dev.start = serial_stub_start;
+ dev.stop = serial_stub_stop;
+ dev.putc = serial_stub_putc;
+ dev.puts = serial_stub_puts;
+ dev.getc = serial_stub_getc;
+ dev.tstc = serial_stub_tstc;
stdio_register(&dev);
@@ -376,6 +418,7 @@ static struct serial_device *get_current(void)
*/
int serial_init(void)
{
+ gd->flags |= GD_FLG_SERIAL_READY;
return get_current()->start();
}
diff --git a/drivers/serial/serial_ns16550.c b/drivers/serial/serial_ns16550.c
index ba68d46948..4413e69118 100644
--- a/drivers/serial/serial_ns16550.c
+++ b/drivers/serial/serial_ns16550.c
@@ -120,6 +120,8 @@ static NS16550_t serial_ports[6] = {
static int calc_divisor (NS16550_t port)
{
+ const unsigned int mode_x_div = 16;
+
#ifdef CONFIG_OMAP1510
/* If can't cleanly clock 115200 set div to 1 */
if ((CONFIG_SYS_NS16550_CLK == 12000000) && (gd->baudrate == 115200)) {
@@ -128,21 +130,9 @@ static int calc_divisor (NS16550_t port)
}
port->osc_12m_sel = 0; /* clear if previsouly set */
#endif
-#ifdef CONFIG_OMAP1610
- /* If can't cleanly clock 115200 set div to 1 */
- if ((CONFIG_SYS_NS16550_CLK == 48000000) && (gd->baudrate == 115200)) {
- return (26); /* return 26 for base divisor */
- }
-#endif
-#define MODE_X_DIV 16
- /* Compute divisor value. Normally, we should simply return:
- * CONFIG_SYS_NS16550_CLK) / MODE_X_DIV / gd->baudrate
- * but we need to round that value by adding 0.5.
- * Rounding is especially important at high baud rates.
- */
- return (CONFIG_SYS_NS16550_CLK + (gd->baudrate * (MODE_X_DIV / 2))) /
- (MODE_X_DIV * gd->baudrate);
+ return DIV_ROUND_CLOSEST(CONFIG_SYS_NS16550_CLK,
+ mode_x_div * gd->baudrate);
}
void
diff --git a/drivers/serial/serial_sh.h b/drivers/serial/serial_sh.h
index f5e9854d13..341997c8ec 100644
--- a/drivers/serial/serial_sh.h
+++ b/drivers/serial/serial_sh.h
@@ -226,7 +226,8 @@ struct uart_port {
# define SCSPTR3 0xffc60020 /* 16 bit SCIF */
# define SCIF_ORER 0x0001 /* Overrun error bit */
# define SCSCR_INIT(port) 0x38 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
-#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791)
+#elif defined(CONFIG_R8A7790) || defined(CONFIG_R8A7791) || \
+ defined(CONFIG_R8A7794)
# define SCIF_ORER 0x0001
# define SCSCR_INIT(port) 0x32 /* TIE=0,RIE=0,TE=1,RE=1,REIE=0, */
#else
diff --git a/drivers/serial/usbtty.c b/drivers/serial/usbtty.c
index 6b912efafd..b030526b6a 100644
--- a/drivers/serial/usbtty.c
+++ b/drivers/serial/usbtty.c
@@ -389,7 +389,7 @@ static void str2wide (char *str, u16 * wide)
* Test whether a character is in the RX buffer
*/
-int usbtty_tstc (void)
+int usbtty_tstc(struct stdio_dev *dev)
{
struct usb_endpoint_instance *endpoint =
&endpoint_instance[rx_endpoint];
@@ -409,7 +409,7 @@ int usbtty_tstc (void)
* written into its argument c.
*/
-int usbtty_getc (void)
+int usbtty_getc(struct stdio_dev *dev)
{
char c;
struct usb_endpoint_instance *endpoint =
@@ -429,7 +429,7 @@ int usbtty_getc (void)
/*
* Output a single byte to the usb client port.
*/
-void usbtty_putc (const char c)
+void usbtty_putc(struct stdio_dev *dev, const char c)
{
if (!usbtty_configured ())
return;
@@ -484,7 +484,7 @@ static void __usbtty_puts (const char *str, int len)
}
}
-void usbtty_puts (const char *str)
+void usbtty_puts(struct stdio_dev *dev, const char *str)
{
int n;
int len;
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index ceb1573d86..6685ed23de 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -20,9 +20,7 @@
#include <asm/cache.h>
#include <asm/io.h>
#include <linux/list.h>
-
-#define upper_32_bits(n) (u32)((n) >> 32)
-#define lower_32_bits(n) (u32)(n)
+#include <linux/compat.h>
#define MAX_EP_CTX_NUM 31
#define XHCI_ALIGNMENT 64
@@ -1121,7 +1119,7 @@ static inline void xhci_writeq(__le64 volatile *regs, const u64 val)
__u32 *ptr = (__u32 *)regs;
u32 val_lo = lower_32_bits(val);
/* FIXME */
- u32 val_hi = 0;
+ u32 val_hi = upper_32_bits(val);
writel(val_lo, ptr);
writel(val_hi, ptr + 1);
}
diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c
index b52e9edd25..9231927879 100644
--- a/drivers/video/cfb_console.c
+++ b/drivers/video/cfb_console.c
@@ -944,7 +944,7 @@ static void parse_putc(const char c)
CURSOR_SET;
}
-void video_putc(const char c)
+void video_putc(struct stdio_dev *dev, const char c)
{
#ifdef CONFIG_CFB_CONSOLE_ANSI
int i;
@@ -1158,12 +1158,12 @@ void video_putc(const char c)
flush_cache(VIDEO_FB_ADRS, VIDEO_SIZE);
}
-void video_puts(const char *s)
+void video_puts(struct stdio_dev *dev, const char *s)
{
int count = strlen(s);
while (count--)
- video_putc(*s++);
+ video_putc(dev, *s++);
}
/*
@@ -2279,8 +2279,6 @@ int drv_video_init(void)
console_dev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_SYSTEM;
console_dev.putc = video_putc; /* 'putc' function */
console_dev.puts = video_puts; /* 'puts' function */
- console_dev.tstc = NULL; /* 'tstc' function */
- console_dev.getc = NULL; /* 'getc' function */
#if !defined(CONFIG_VGA_AS_SINGLE_DEVICE)
/* Also init console device */