diff options
Diffstat (limited to 'drivers/reset')
| -rw-r--r-- | drivers/reset/reset-sunxi.c | 55 |
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), }; |
