 9421bade07
			
		
	
	
	9421bade07
	
	
	
		
			
			This patch adds a PWM driver based on Atmel Timer Counter Block. The Timer Counter Block is used in Waveform generator mode. A Timer Counter Block provides up to 6 PWM devices grouped by 2: * group 0 = PWM 0 and 1 * group 1 = PWM 2 and 3 * group 2 = PMW 4 and 5 PWM devices in a given group must be configured with the same period value. If a PWM device in a group tries to change the period value and the other device is already configured with a different value an error will be returned. This driver requires device tree support. The Timer Counter Block number used to create a PWM chip is given by the tc-block field in an "atmel,tcb-pwm" compatible node. This patch was tested on kizbox board (at91sam9g20 SoC) with pwm-leds. Signed-off-by: Boris BREZILLON <linux-arm@overkiz.com> Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
		
			
				
	
	
		
			19 lines
		
	
	
	
		
			757 B
			
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			19 lines
		
	
	
	
		
			757 B
			
		
	
	
	
		
			Makefile
		
	
	
	
	
	
| obj-$(CONFIG_PWM)		+= core.o
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| obj-$(CONFIG_PWM_AB8500)	+= pwm-ab8500.o
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| obj-$(CONFIG_PWM_ATMEL_TCB)	+= pwm-atmel-tcb.o
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| obj-$(CONFIG_PWM_BFIN)		+= pwm-bfin.o
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| obj-$(CONFIG_PWM_IMX)		+= pwm-imx.o
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| obj-$(CONFIG_PWM_JZ4740)	+= pwm-jz4740.o
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| obj-$(CONFIG_PWM_LPC32XX)	+= pwm-lpc32xx.o
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| obj-$(CONFIG_PWM_MXS)		+= pwm-mxs.o
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| obj-$(CONFIG_PWM_PUV3)		+= pwm-puv3.o
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| obj-$(CONFIG_PWM_PXA)		+= pwm-pxa.o
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| obj-$(CONFIG_PWM_SAMSUNG)	+= pwm-samsung.o
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| obj-$(CONFIG_PWM_SPEAR)		+= pwm-spear.o
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| obj-$(CONFIG_PWM_TEGRA)		+= pwm-tegra.o
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| obj-$(CONFIG_PWM_TIECAP)	+= pwm-tiecap.o
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| obj-$(CONFIG_PWM_TIEHRPWM)	+= pwm-tiehrpwm.o
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| obj-$(CONFIG_PWM_TIPWMSS)	+= pwm-tipwmss.o
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| obj-$(CONFIG_PWM_TWL)		+= pwm-twl.o
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| obj-$(CONFIG_PWM_TWL_LED)	+= pwm-twl-led.o
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| obj-$(CONFIG_PWM_VT8500)	+= pwm-vt8500.o
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