1 /* 2 * OMAP2/3 System Control Module register access 3 * 4 * Copyright (C) 2007 Texas Instruments, Inc. 5 * Copyright (C) 2007 Nokia Corporation 6 * 7 * Written by Paul Walmsley 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License version 2 as 11 * published by the Free Software Foundation. 12 */ 13 #undef DEBUG 14 15 #include <linux/kernel.h> 16 #include <linux/io.h> 17 18 #include <mach/common.h> 19 #include <mach/control.h> 20 21 static void __iomem *omap2_ctrl_base; 22 23 #define OMAP_CTRL_REGADDR(reg) (omap2_ctrl_base + (reg)) 24 25 void __init omap2_set_globals_control(struct omap_globals *omap2_globals) 26 { 27 omap2_ctrl_base = omap2_globals->ctrl; 28 } 29 30 void __iomem *omap_ctrl_base_get(void) 31 { 32 return omap2_ctrl_base; 33 } 34 35 u8 omap_ctrl_readb(u16 offset) 36 { 37 return __raw_readb(OMAP_CTRL_REGADDR(offset)); 38 } 39 40 u16 omap_ctrl_readw(u16 offset) 41 { 42 return __raw_readw(OMAP_CTRL_REGADDR(offset)); 43 } 44 45 u32 omap_ctrl_readl(u16 offset) 46 { 47 return __raw_readl(OMAP_CTRL_REGADDR(offset)); 48 } 49 50 void omap_ctrl_writeb(u8 val, u16 offset) 51 { 52 __raw_writeb(val, OMAP_CTRL_REGADDR(offset)); 53 } 54 55 void omap_ctrl_writew(u16 val, u16 offset) 56 { 57 __raw_writew(val, OMAP_CTRL_REGADDR(offset)); 58 } 59 60 void omap_ctrl_writel(u32 val, u16 offset) 61 { 62 __raw_writel(val, OMAP_CTRL_REGADDR(offset)); 63 } 64 65