diff options
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/s5p-clock.h')
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/s5p-clock.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/include/plat/s5p-clock.h b/arch/arm/plat-samsung/include/plat/s5p-clock.h new file mode 100644 index 0000000..984bf9e --- /dev/null +++ b/arch/arm/plat-samsung/include/plat/s5p-clock.h @@ -0,0 +1,55 @@ +/* linux/arch/arm/plat-samsung/include/plat/s5p-clock.h + * + * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Header file for s5p clock support + * + * 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. +*/ + +#ifndef __ASM_PLAT_S5P_CLOCK_H +#define __ASM_PLAT_S5P_CLOCK_H __FILE__ + +#include <linux/clk.h> + +#define GET_DIV(clk, field) ((((clk) & field##_MASK) >> field##_SHIFT) + 1) + +#define clk_fin_apll clk_ext_xtal_mux +#define clk_fin_mpll clk_ext_xtal_mux +#define clk_fin_epll clk_ext_xtal_mux +#define clk_fin_dpll clk_ext_xtal_mux +#define clk_fin_vpll clk_ext_xtal_mux +#define clk_fin_hpll clk_ext_xtal_mux + +extern struct clk clk_ext_xtal_mux; +extern struct clk clk_xusbxti; +extern struct clk clk_48m; +extern struct clk s5p_clk_27m; +extern struct clk clk_fout_apll; +extern struct clk clk_fout_mpll; +extern struct clk clk_fout_epll; +extern struct clk clk_fout_dpll; +extern struct clk clk_fout_vpll; +extern struct clk clk_arm; +extern struct clk clk_vpll; + +extern struct clksrc_sources clk_src_apll; +extern struct clksrc_sources clk_src_mpll; +extern struct clksrc_sources clk_src_epll; +extern struct clksrc_sources clk_src_dpll; + +extern int s5p_gatectrl(void __iomem *reg, struct clk *clk, int enable); + +/* Common EPLL operations for S5P platform */ +extern int s5p_epll_enable(struct clk *clk, int enable); +extern unsigned long s5p_epll_get_rate(struct clk *clk); + +/* SPDIF clk operations common for S5PC100/V210/C110 and Exynos4 */ +extern int s5p_spdif_set_rate(struct clk *clk, unsigned long rate); +extern unsigned long s5p_spdif_get_rate(struct clk *clk); + +extern struct clk_ops s5p_sclk_spdif_ops; +#endif /* __ASM_PLAT_S5P_CLOCK_H */ |