diff options
Diffstat (limited to 'arch/arm/mach-omap2/cm44xx.c')
-rw-r--r-- | arch/arm/mach-omap2/cm44xx.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/cm44xx.c b/arch/arm/mach-omap2/cm44xx.c new file mode 100644 index 00000000..535d66e2 --- /dev/null +++ b/arch/arm/mach-omap2/cm44xx.c @@ -0,0 +1,52 @@ +/* + * OMAP4 CM1, CM2 module low-level functions + * + * Copyright (C) 2010 Nokia Corporation + * Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * These functions are intended to be used only by the cminst44xx.c file. + * XXX Perhaps we should just move them there and make them static. + */ + +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/err.h> +#include <linux/io.h> + +#include "iomap.h" +#include "common.h" +#include "cm.h" +#include "cm1_44xx.h" +#include "cm2_44xx.h" +#include "cm-regbits-44xx.h" + +/* CM1 hardware module low-level functions */ + +/* Read a register in CM1 */ +u32 omap4_cm1_read_inst_reg(s16 inst, u16 reg) +{ + return __raw_readl(OMAP44XX_CM1_REGADDR(inst, reg)); +} + +/* Write into a register in CM1 */ +void omap4_cm1_write_inst_reg(u32 val, s16 inst, u16 reg) +{ + __raw_writel(val, OMAP44XX_CM1_REGADDR(inst, reg)); +} + +/* Read a register in CM2 */ +u32 omap4_cm2_read_inst_reg(s16 inst, u16 reg) +{ + return __raw_readl(OMAP44XX_CM2_REGADDR(inst, reg)); +} + +/* Write into a register in CM2 */ +void omap4_cm2_write_inst_reg(u32 val, s16 inst, u16 reg) +{ + __raw_writel(val, OMAP44XX_CM2_REGADDR(inst, reg)); +} |