diff options
Diffstat (limited to 'arch/arm/mach-omap2/prcm.c')
| -rw-r--r-- | arch/arm/mach-omap2/prcm.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c index 338d5f67ef0d..81872aacb801 100644 --- a/arch/arm/mach-omap2/prcm.c +++ b/arch/arm/mach-omap2/prcm.c @@ -127,13 +127,15 @@ u32 omap_prcm_get_reset_sources(void) return prm_read_mod_reg(WKUP_MOD, OMAP2_RM_RSTST) & 0x7f; if (cpu_is_omap44xx()) return prm_read_mod_reg(WKUP_MOD, OMAP4_RM_RSTST) & 0x7f; + + return 0; } EXPORT_SYMBOL(omap_prcm_get_reset_sources); /* Resets clock rates and reboots the system. Only called from system.h */ void omap_prcm_arch_reset(char mode) { - s16 prcm_offs; + s16 prcm_offs = 0; if (cpu_is_omap24xx()) { omap2xxx_clk_prepare_for_reboot(); @@ -242,26 +244,22 @@ u32 cm_rmw_mod_reg_bits(u32 mask, u32 bits, s16 module, s16 idx) * omap2_cm_wait_idlest - wait for IDLEST bit to indicate module readiness * @reg: physical address of module IDLEST register * @mask: value to mask against to determine if the module is active + * @idlest: idle state indicator (0 or 1) for the clock * @name: name of the clock (for printk) * * Returns 1 if the module indicated readiness in time, or 0 if it * failed to enable in roughly MAX_MODULE_ENABLE_WAIT microseconds. */ -int omap2_cm_wait_idlest(void __iomem *reg, u32 mask, const char *name) +int omap2_cm_wait_idlest(void __iomem *reg, u32 mask, u8 idlest, + const char *name) { int i = 0; int ena = 0; - /* - * 24xx uses 0 to indicate not ready, and 1 to indicate ready. - * 34xx reverses this, just to keep us on our toes - */ - if (cpu_is_omap24xx()) - ena = mask; - else if (cpu_is_omap34xx()) + if (idlest) ena = 0; else - BUG(); + ena = mask; /* Wait for lock */ omap_test_timeout(((__raw_readl(reg) & mask) == ena), |
