diff --git a/arch/arm/mach-davinci/clock.h b/arch/arm/mach-davinci/clock.h index 0dd22031ec6222467a4a3a5ccb0eb27405e1d510..48ee4627e18814a44aa93d4ee7764cecd9632b55 100644 --- a/arch/arm/mach-davinci/clock.h +++ b/arch/arm/mach-davinci/clock.h @@ -111,6 +111,7 @@ struct clk { #define CLK_PLL BIT(4) /* PLL-derived clock */ #define PRE_PLL BIT(5) /* source is before PLL mult/div */ #define PSC_SWRSTDISABLE BIT(6) /* Disable state is SwRstDisable */ +#define PSC_FORCE BIT(7) /* Force module state transtition */ #define CLK(dev, con, ck) \ { \ diff --git a/arch/arm/mach-davinci/include/mach/psc.h b/arch/arm/mach-davinci/include/mach/psc.h index 215fcca6bbdc24fa7e9f45aaebff3973101a106b..6213f0d4211d91055516882d66e6e237dfa1d7da 100644 --- a/arch/arm/mach-davinci/include/mach/psc.h +++ b/arch/arm/mach-davinci/include/mach/psc.h @@ -244,6 +244,7 @@ #define PSC_STATE_ENABLE 3 #define MDSTAT_STATE_MASK 0x1f +#define MDCTL_FORCE BIT(31) #ifndef __ASSEMBLER__ diff --git a/arch/arm/mach-davinci/psc.c b/arch/arm/mach-davinci/psc.c index 823cb1b9e484991d583320659e36a1569216fe29..1fb6bdff38c1f5e9ff796e72c4c57be824919209 100644 --- a/arch/arm/mach-davinci/psc.c +++ b/arch/arm/mach-davinci/psc.c @@ -75,6 +75,8 @@ void davinci_psc_config(unsigned int domain, unsigned int ctlr, mdctl = __raw_readl(psc_base + MDCTL + 4 * id); mdctl &= ~MDSTAT_STATE_MASK; mdctl |= next_state; + if (flags & PSC_FORCE) + mdctl |= MDCTL_FORCE; __raw_writel(mdctl, psc_base + MDCTL + 4 * id); pdstat = __raw_readl(psc_base + PDSTAT);