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path: root/drivers/reset
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Diffstat (limited to 'drivers/reset')
-rw-r--r--drivers/reset/reset-sunxi.c55
1 files changed, 8 insertions, 47 deletions
diff --git a/drivers/reset/reset-sunxi.c b/drivers/reset/reset-sunxi.c
index e2a9c2a142b..e484d1fff44 100644
--- a/drivers/reset/reset-sunxi.c
+++ b/drivers/reset/reset-sunxi.c
@@ -12,30 +12,22 @@
#include <reset-uclass.h>
#include <asm/io.h>
#include <clk/sunxi.h>
-#include <dm/device-internal.h>
-#include <dm/lists.h>
#include <linux/bitops.h>
#include <linux/log2.h>
-struct sunxi_reset_priv {
- void *base;
- ulong count;
- const struct ccu_desc *desc;
-};
-
-static const struct ccu_reset *priv_to_reset(struct sunxi_reset_priv *priv,
+static const struct ccu_reset *plat_to_reset(struct ccu_plat *plat,
unsigned long id)
{
- return &priv->desc->resets[id];
+ return &plat->desc->resets[id];
}
static int sunxi_reset_request(struct reset_ctl *reset_ctl)
{
- struct sunxi_reset_priv *priv = dev_get_priv(reset_ctl->dev);
+ struct ccu_plat *plat = dev_get_plat(reset_ctl->dev);
debug("%s: (RST#%ld)\n", __func__, reset_ctl->id);
- if (reset_ctl->id >= priv->count)
+ if (reset_ctl->id >= plat->desc->num_resets)
return -EINVAL;
return 0;
@@ -43,8 +35,8 @@ static int sunxi_reset_request(struct reset_ctl *reset_ctl)
static int sunxi_set_reset(struct reset_ctl *reset_ctl, bool on)
{
- struct sunxi_reset_priv *priv = dev_get_priv(reset_ctl->dev);
- const struct ccu_reset *reset = priv_to_reset(priv, reset_ctl->id);
+ struct ccu_plat *plat = dev_get_plat(reset_ctl->dev);
+ const struct ccu_reset *reset = plat_to_reset(plat, reset_ctl->id);
u32 reg;
if (!(reset->flags & CCU_RST_F_IS_VALID)) {
@@ -55,13 +47,13 @@ static int sunxi_set_reset(struct reset_ctl *reset_ctl, bool on)
debug("%s: (RST#%ld) off#0x%x, BIT(%d)\n", __func__,
reset_ctl->id, reset->off, ilog2(reset->bit));
- reg = readl(priv->base + reset->off);
+ reg = readl(plat->base + reset->off);
if (on)
reg |= reset->bit;
else
reg &= ~reset->bit;
- writel(reg, priv->base + reset->off);
+ writel(reg, plat->base + reset->off);
return 0;
}
@@ -82,39 +74,8 @@ struct reset_ops sunxi_reset_ops = {
.rst_deassert = sunxi_reset_deassert,
};
-static int sunxi_reset_probe(struct udevice *dev)
-{
- struct sunxi_reset_priv *priv = dev_get_priv(dev);
-
- priv->base = dev_read_addr_ptr(dev);
-
- return 0;
-}
-
-int sunxi_reset_bind(struct udevice *dev, ulong count)
-{
- struct udevice *rst_dev;
- struct sunxi_reset_priv *priv;
- int ret;
-
- ret = device_bind_driver_to_node(dev, "sunxi_reset", "reset",
- dev_ofnode(dev), &rst_dev);
- if (ret) {
- debug("failed to bind sunxi_reset driver (ret=%d)\n", ret);
- return ret;
- }
- priv = malloc(sizeof(struct sunxi_reset_priv));
- priv->count = count;
- priv->desc = (const struct ccu_desc *)dev_get_driver_data(dev);
- dev_set_priv(rst_dev, priv);
-
- return 0;
-}
-
U_BOOT_DRIVER(sunxi_reset) = {
.name = "sunxi_reset",
.id = UCLASS_RESET,
.ops = &sunxi_reset_ops,
- .probe = sunxi_reset_probe,
- .priv_auto = sizeof(struct sunxi_reset_priv),
};