diff options
Diffstat (limited to 'arch/arm/mach-omap2/prcm.c')
| -rw-r--r-- | arch/arm/mach-omap2/prcm.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c index 82ad8f8ad83a..abafd2298ece 100644 --- a/arch/arm/mach-omap2/prcm.c +++ b/arch/arm/mach-omap2/prcm.c @@ -199,6 +199,18 @@ u32 prm_rmw_mod_reg_bits(u32 mask, u32 bits, s16 module, s16 idx) return v; } +/* Read a PRM register, AND it, and shift the result down to bit 0 */ +u32 prm_read_mod_bits_shift(s16 domain, s16 idx, u32 mask) +{ + u32 v; + + v = prm_read_mod_reg(domain, idx); + v &= mask; + v >>= __ffs(mask); + + return v; +} + /* Read a register in a CM module */ u32 cm_read_mod_reg(s16 module, u16 idx) { |