ARM: OMAP2+: PRM: add generic API for deasserting hardware reset
PRM driver now has a generic API for deasserting hardware resets. SoC
specific support functions are registered through the prm_ll_data.
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Tested-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/prm33xx.c b/arch/arm/mach-omap2/prm33xx.c
index 992a40e..ea0fea6 100644
--- a/arch/arm/mach-omap2/prm33xx.c
+++ b/arch/arm/mach-omap2/prm33xx.c
@@ -98,6 +98,8 @@
* am33xx_prm_deassert_hardreset - deassert a submodule hardreset line and
* wait
* @shift: register bit shift corresponding to the reset line to deassert
+ * @st_shift: reset status register bit shift corresponding to the reset line
+ * @part: PRM partition, not used for AM33xx
* @inst: CM instance register offset (*_INST macro)
* @rstctrl_reg: RM_RSTCTRL register address for this module
* @rstst_reg: RM_RSTST register address for this module
@@ -111,8 +113,9 @@
* -EINVAL upon an argument error, -EEXIST if the submodule was already out
* of reset, or -EBUSY if the submodule did not exit reset promptly.
*/
-int am33xx_prm_deassert_hardreset(u8 shift, u8 st_shift, s16 inst,
- u16 rstctrl_offs, u16 rstst_offs)
+static int am33xx_prm_deassert_hardreset(u8 shift, u8 st_shift, u8 part,
+ s16 inst, u16 rstctrl_offs,
+ u16 rstst_offs)
{
int c;
u32 mask = 1 << st_shift;
@@ -347,6 +350,7 @@
static struct prm_ll_data am33xx_prm_ll_data = {
.assert_hardreset = am33xx_prm_assert_hardreset,
+ .deassert_hardreset = am33xx_prm_deassert_hardreset,
};
int __init am33xx_prm_init(void)