On 02/26/2013 07:28 PM, Joseph Lo wrote: > The Tegra kernel only support boot from DT now. Clean up the PMC driver > to support DT only, that includes: > > * remove the ifdef of CONFIG_OF > * replace the static mapping of PMC addr to map from DT > diff --git a/arch/arm/mach-tegra/pmc.c b/arch/arm/mach-tegra/pmc.c > static inline void tegra_pmc_writel(u32 val, u32 reg) > { > - writel(val, IO_ADDRESS(TEGRA_PMC_BASE + reg)); > + writel(val, (tegra_pmc_base + reg)); There are redundant () there. > +static void tegra_pmc_parse_dt(void) > { > + struct device_node *np; > > + np = of_find_matching_node(NULL, matches); > + if (np) { Why not: BUG_ON(!np); That way, you can get rid of if if/else blocks, and remove one level of indentation throughout this function. I already mentioned this internally... -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html