diff options
Diffstat (limited to 'arch/arm/plat-omap/mux.c')
| -rw-r--r-- | arch/arm/plat-omap/mux.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/arch/arm/plat-omap/mux.c b/arch/arm/plat-omap/mux.c index 6c798d2..75211f2 100644 --- a/arch/arm/plat-omap/mux.c +++ b/arch/arm/plat-omap/mux.c @@ -83,10 +83,21 @@ int __init_or_module omap_cfg_reg(const unsigned long index) reg |= OMAP24XX_PULL_ENA; if(cfg->pu_pd_val) reg |= OMAP24XX_PULL_UP; -#ifdef CONFIG_OMAP_MUX_DEBUG - printk("Muxing %s (0x%08x): 0x%02x -> 0x%02x\n", - cfg->name, OMAP24XX_L4_BASE + cfg->mux_reg, - omap_readb(OMAP24XX_L4_BASE + cfg->mux_reg), reg); +#if defined(CONFIG_OMAP_MUX_DEBUG) || defined(CONFIG_OMAP_MUX_WARNINGS) + { + u8 orig = omap_readb(OMAP24XX_L4_BASE + cfg->mux_reg); + u8 debug = 0; + +#ifdef CONFIG_OMAP_MUX_DEBUG + debug = cfg->debug; +#endif + warn = (orig != reg); + if (debug || warn) + printk("MUX: setup %s (0x%08x): 0x%02x -> 0x%02x\n", + cfg->name, + OMAP24XX_L4_BASE + cfg->mux_reg, + orig, reg); + } #endif omap_writeb(reg, OMAP24XX_L4_BASE + cfg->mux_reg); |
