From b9cc4bf6656d5f349c283e6ac267b852b7a2e42e Mon Sep 17 00:00:00 2001 From: Kevin Wells Date: Fri, 26 Feb 2010 15:53:40 -0800 Subject: ARM: LPC32XX: Clock driver MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Clock driver for the LPC32XX architecture Signed-off-by: Kevin Wells Signed-off-by: Uwe Kleine-König --- arch/arm/mach-lpc32xx/clock.h | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 arch/arm/mach-lpc32xx/clock.h (limited to 'arch/arm/mach-lpc32xx/clock.h') diff --git a/arch/arm/mach-lpc32xx/clock.h b/arch/arm/mach-lpc32xx/clock.h new file mode 100644 index 00000000000..c0a8434307f --- /dev/null +++ b/arch/arm/mach-lpc32xx/clock.h @@ -0,0 +1,38 @@ +/* + * arch/arm/mach-lpc32xx/clock.h + * + * Author: Kevin Wells + * + * Copyright (C) 2010 NXP Semiconductors + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __LPC32XX_CLOCK_H +#define __LPC32XX_CLOCK_H + +struct clk { + struct list_head node; + struct clk *parent; + u32 rate; + u32 usecount; + + int (*set_rate) (struct clk *, unsigned long); + unsigned long (*round_rate) (struct clk *, unsigned long); + unsigned long (*get_rate) (struct clk *clk); + int (*enable) (struct clk *, int); + + /* Register address and bit mask for simple clocks */ + void __iomem *enable_reg; + u32 enable_mask; +}; + +#endif -- cgit v1.2.3-70-g09d2