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twl4030_led.c 892 B
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  • /*
     * Copyright (c) 2009 Wind River Systems, Inc.
     * Tom Rix <Tom.Rix at windriver.com>
     *
    
     * SPDX-License-Identifier:	GPL-2.0+
    
     *
     * twl4030_led_init is from cpu/omap3/common.c, power_init_r
     *
     * (C) Copyright 2004-2008
     * Texas Instruments, <www.ti.com>
     *
     * Author :
     *	Sunil Kumar <sunilsaini05 at gmail.com>
     *	Shashi Ranjan <shashiranjanmca05 at gmail.com>
     *
     * Derived from Beagle Board and 3430 SDP code by
     *	Richard Woodruff <r-woodruff2 at ti.com>
     *	Syed Mohammed Khasim <khasim at ti.com>
     */
    
    #include <twl4030.h>
    
    
    void twl4030_led_init(unsigned char ledon_mask)
    
    	/* LEDs need to have corresponding PWMs enabled */
    	if (ledon_mask & TWL4030_LED_LEDEN_LEDAON)
    		ledon_mask |= TWL4030_LED_LEDEN_LEDAPWM;
    	if (ledon_mask & TWL4030_LED_LEDEN_LEDBON)
    		ledon_mask |= TWL4030_LED_LEDEN_LEDBPWM;
    
    	twl4030_i2c_write_u8(TWL4030_CHIP_LED, TWL4030_LED_LEDEN,
    			     ledon_mask);