| /* |
| * (C) Copyright 2007 |
| * Stelian Pop <stelian.pop@leadtechdesign.com> |
| * Lead Tech Design <www.leadtechdesign.com> |
| * Copyright (C) 2009 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * 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. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| #ifndef __ASM_ARM_ARCH_CLK_H__ |
| #define __ASM_ARM_ARCH_CLK_H__ |
| |
| #include <asm/arch/hardware.h> |
| #include <asm/global_data.h> |
| |
| static inline unsigned long get_cpu_clk_rate(void) |
| { |
| DECLARE_GLOBAL_DATA_PTR; |
| return gd->cpu_clk_rate_hz; |
| } |
| |
| static inline unsigned long get_main_clk_rate(void) |
| { |
| DECLARE_GLOBAL_DATA_PTR; |
| return gd->main_clk_rate_hz; |
| } |
| |
| static inline unsigned long get_mck_clk_rate(void) |
| { |
| DECLARE_GLOBAL_DATA_PTR; |
| return gd->mck_rate_hz; |
| } |
| |
| static inline unsigned long get_plla_clk_rate(void) |
| { |
| DECLARE_GLOBAL_DATA_PTR; |
| return gd->plla_rate_hz; |
| } |
| |
| static inline unsigned long get_pllb_clk_rate(void) |
| { |
| DECLARE_GLOBAL_DATA_PTR; |
| return gd->pllb_rate_hz; |
| } |
| |
| static inline u32 get_pllb_init(void) |
| { |
| DECLARE_GLOBAL_DATA_PTR; |
| return gd->at91_pllb_usb_init; |
| } |
| |
| static inline unsigned long get_macb_pclk_rate(unsigned int dev_id) |
| { |
| return get_mck_clk_rate(); |
| } |
| |
| static inline unsigned long get_usart_clk_rate(unsigned int dev_id) |
| { |
| return get_mck_clk_rate(); |
| } |
| |
| static inline unsigned long get_lcdc_clk_rate(unsigned int dev_id) |
| { |
| return get_mck_clk_rate(); |
| } |
| |
| static inline unsigned long get_spi_clk_rate(unsigned int dev_id) |
| { |
| return get_mck_clk_rate(); |
| } |
| |
| static inline unsigned long get_twi_clk_rate(unsigned int dev_id) |
| { |
| return get_mck_clk_rate(); |
| } |
| |
| static inline unsigned long get_mci_clk_rate(void) |
| { |
| return get_mck_clk_rate(); |
| } |
| |
| int at91_clock_init(unsigned long main_clock); |
| #endif /* __ASM_ARM_ARCH_CLK_H__ */ |