diff options
Diffstat (limited to 'arch/arm/plat-samsung/include/plat/pwm-clock.h')
-rw-r--r-- | arch/arm/plat-samsung/include/plat/pwm-clock.h | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/arch/arm/plat-samsung/include/plat/pwm-clock.h b/arch/arm/plat-samsung/include/plat/pwm-clock.h deleted file mode 100644 index bf6a60eb6237..000000000000 --- a/arch/arm/plat-samsung/include/plat/pwm-clock.h +++ /dev/null @@ -1,81 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/pwm-clock.h - * - * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Copyright 2008 Openmoko, Inc. - * Copyright 2008 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * http://armlinux.simtec.co.uk/ - * - * SAMSUNG - pwm clock and timer 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_PWM_CLOCK_H -#define __ASM_PLAT_PWM_CLOCK_H __FILE__ - -/** - * pwm_cfg_src_is_tclk() - return whether the given mux config is a tclk - * @tcfg: The timer TCFG1 register bits shifted down to 0. - * - * Return true if the given configuration from TCFG1 is a TCLK instead - * any of the TDIV clocks. - */ -static inline int pwm_cfg_src_is_tclk(unsigned long tcfg) -{ - if (soc_is_s3c24xx()) - return tcfg == S3C2410_TCFG1_MUX_TCLK; - else if (soc_is_s3c64xx() || soc_is_s5pc100()) - return tcfg >= S3C64XX_TCFG1_MUX_TCLK; - else if (soc_is_s5p6440() || soc_is_s5p6450()) - return 0; - else - return tcfg == S3C64XX_TCFG1_MUX_TCLK; -} - -/** - * tcfg_to_divisor() - convert tcfg1 setting to a divisor - * @tcfg1: The tcfg1 setting, shifted down. - * - * Get the divisor value for the given tcfg1 setting. We assume the - * caller has already checked to see if this is not a TCLK source. - */ -static inline unsigned long tcfg_to_divisor(unsigned long tcfg1) -{ - if (soc_is_s3c24xx()) - return 1 << (tcfg1 + 1); - else - return 1 << tcfg1; -} - -/** - * pwm_tdiv_has_div1() - does the tdiv setting have a /1 - * - * Return true if we have a /1 in the tdiv setting. - */ -static inline unsigned int pwm_tdiv_has_div1(void) -{ - if (soc_is_s3c24xx()) - return 0; - else - return 1; -} - -/** - * pwm_tdiv_div_bits() - calculate TCFG1 divisor value. - * @div: The divisor to calculate the bit information for. - * - * Turn a divisor into the necessary bit field for TCFG1. - */ -static inline unsigned long pwm_tdiv_div_bits(unsigned int div) -{ - if (soc_is_s3c24xx()) - return ilog2(div) - 1; - else - return ilog2(div); -} -#endif /* __ASM_PLAT_PWM_CLOCK_H */ |