@@ -7,7 +7,6 @@
#include <linux/bitmap.h>
#include <linux/io.h>
-#include <linux/io-64-nonatomic-lo-hi.h>
#include <linux/iopoll.h>
#include <linux/mod_devicetable.h>
#include <linux/platform_device.h>
@@ -34,16 +33,16 @@
* lines don't though, so store the expected value of the status registers when
* all lines are asserted.
*/
-static const u64 jh7100_reset_asserted[2] = {
+static const u32 jh7100_reset_asserted[4] = {
/* STATUS0 */
- BIT_ULL_MASK(JH7100_RST_U74) |
- BIT_ULL_MASK(JH7100_RST_VP6_DRESET) |
- BIT_ULL_MASK(JH7100_RST_VP6_BRESET) |
+ BIT(JH7100_RST_U74 % 32) |
+ BIT(JH7100_RST_VP6_DRESET % 32) |
+ BIT(JH7100_RST_VP6_BRESET % 32),
/* STATUS1 */
- BIT_ULL_MASK(JH7100_RST_HIFI4_DRESET) |
- BIT_ULL_MASK(JH7100_RST_HIFI4_BRESET),
+ BIT(JH7100_RST_HIFI4_DRESET % 32) |
+ BIT(JH7100_RST_HIFI4_BRESET % 32),
/* STATUS2 */
- BIT_ULL_MASK(JH7100_RST_E24) |
+ BIT(JH7100_RST_E24 % 32),
/* STATUS3 */
0,
};
@@ -65,12 +64,12 @@ static int jh7100_reset_update(struct reset_controller_dev *rcdev,
unsigned long id, bool assert)
{
struct jh7100_reset *data = jh7100_reset_from(rcdev);
- unsigned long offset = BIT_ULL_WORD(id);
- u64 mask = BIT_ULL_MASK(id);
- void __iomem *reg_assert = data->base + JH7100_RESET_ASSERT0 + offset * sizeof(u64);
- void __iomem *reg_status = data->base + JH7100_RESET_STATUS0 + offset * sizeof(u64);
- u64 done = jh7100_reset_asserted[offset] & mask;
- u64 value;
+ unsigned long offset = id / 32;
+ u32 mask = BIT(id % 32);
+ void __iomem *reg_assert = data->base + JH7100_RESET_ASSERT0 + offset * sizeof(u32);
+ void __iomem *reg_status = data->base + JH7100_RESET_STATUS0 + offset * sizeof(u32);
+ u32 done = jh7100_reset_asserted[offset] & mask;
+ u32 value;
unsigned long flags;
int ret;
@@ -79,15 +78,15 @@ static int jh7100_reset_update(struct reset_controller_dev *rcdev,
spin_lock_irqsave(&data->lock, flags);
- value = readq(reg_assert);
+ value = readl(reg_assert);
if (assert)
value |= mask;
else
value &= ~mask;
- writeq(value, reg_assert);
+ writel(value, reg_assert);
/* if the associated clock is gated, deasserting might otherwise hang forever */
- ret = readq_poll_timeout_atomic(reg_status, value, (value & mask) == done, 0, 1000);
+ ret = readl_poll_timeout_atomic(reg_status, value, (value & mask) == done, 0, 1000);
spin_unlock_irqrestore(&data->lock, flags);
return ret;
@@ -121,10 +120,10 @@ static int jh7100_reset_status(struct reset_controller_dev *rcdev,
unsigned long id)
{
struct jh7100_reset *data = jh7100_reset_from(rcdev);
- unsigned long offset = BIT_ULL_WORD(id);
- u64 mask = BIT_ULL_MASK(id);
- void __iomem *reg_status = data->base + JH7100_RESET_STATUS0 + offset * sizeof(u64);
- u64 value = readq(reg_status);
+ unsigned long offset = id / 32;
+ u32 mask = BIT(id % 32);
+ void __iomem *reg_status = data->base + JH7100_RESET_STATUS0 + offset * sizeof(u32);
+ u32 value = readl(reg_status);
return !((value ^ jh7100_reset_asserted[offset]) & mask);
}