* Common low-level hardware init for omap1. This should only get called from
  * board specific init.
  */
-void __init omap1_init_common_hw()
+void __init omap1_init_common_hw(void)
 {
        /* REVISIT: Refer to OMAP5910 Errata, Advisory SYS_1: "Timeout Abort
         * on a Posted Write in the TIPB Bridge".
 
        u32                     pseudo_palette[17];
 
        struct lcd_panel        *panel;                 /* LCD panel */
-       struct lcd_ctrl         *ctrl;                  /* LCD controller */
-       struct lcd_ctrl         *int_ctrl;              /* internal LCD ctrl */
+       const struct lcd_ctrl   *ctrl;                  /* LCD controller */
+       const struct lcd_ctrl   *int_ctrl;              /* internal LCD ctrl */
        struct lcd_ctrl_extif   *ext_if;                /* LCD ctrl external
                                                           interface */
        struct device           *dev;
 
        if (!_omap_sram_reprogram_clock)
                omap_sram_error();
 
-       return _omap_sram_reprogram_clock(dpllctl, ckctl);
+       _omap_sram_reprogram_clock(dpllctl, ckctl);
 }
 
 int __init omap1_sram_init(void)
        if (!_omap2_sram_ddr_init)
                omap_sram_error();
 
-       return _omap2_sram_ddr_init(slow_dll_ctrl, fast_dll_ctrl,
-                                   base_cs, force_unlock);
+       _omap2_sram_ddr_init(slow_dll_ctrl, fast_dll_ctrl,
+                            base_cs, force_unlock);
 }
 
 static void (*_omap2_sram_reprogram_sdrc)(u32 perf_level, u32 dll_val,
        if (!_omap2_sram_reprogram_sdrc)
                omap_sram_error();
 
-       return _omap2_sram_reprogram_sdrc(perf_level, dll_val, mem_type);
+       _omap2_sram_reprogram_sdrc(perf_level, dll_val, mem_type);
 }
 
 static u32 (*_omap2_set_prcm)(u32 dpll_ctrl_val, u32 sdrc_rfr_val, int bypass);
 
        int bpp;
 
        rg = &plane->fbdev->mem_desc.region[plane->idx];
-       fbi->screen_base        = (char __iomem *)rg->vaddr;
+       fbi->screen_base        = rg->vaddr;
        fix->smem_start         = rg->paddr;
        fix->smem_len           = rg->size;