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[PATCH] ARM: 2666/1: i.MX pwm controller defines
Patch from Sascha Hauer This patch adds the defines for the i.MX PWM controller Signed-off-by: Steven Scholz Signed-off-by: Sascha Hauer Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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1 changed files with 24 additions and 0 deletions
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@ -227,6 +227,30 @@
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#define PD31_PF_TMR2OUT ( GPIO_PORTD | GPIO_PF | 31 )
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#define PD31_BIN_SPI2_TXD ( GPIO_PORTD | GPIO_BIN | 31 )
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/*
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* PWM controller
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*/
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#define PWMC __REG(IMX_PWM_BASE + 0x00) /* PWM Control Register */
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#define PWMS __REG(IMX_PWM_BASE + 0x04) /* PWM Sample Register */
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#define PWMP __REG(IMX_PWM_BASE + 0x08) /* PWM Period Register */
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#define PWMCNT __REG(IMX_PWM_BASE + 0x0C) /* PWM Counter Register */
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#define PWMC_HCTR (0x01<<18) /* Halfword FIFO Data Swapping */
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#define PWMC_BCTR (0x01<<17) /* Byte FIFO Data Swapping */
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#define PWMC_SWR (0x01<<16) /* Software Reset */
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#define PWMC_CLKSRC (0x01<<15) /* Clock Source */
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#define PWMC_PRESCALER(x) (((x-1) & 0x7F) << 8) /* PRESCALER */
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#define PWMC_IRQ (0x01<< 7) /* Interrupt Request */
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#define PWMC_IRQEN (0x01<< 6) /* Interrupt Request Enable */
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#define PWMC_FIFOAV (0x01<< 5) /* FIFO Available */
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#define PWMC_EN (0x01<< 4) /* Enables/Disables the PWM */
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#define PWMC_REPEAT(x) (((x) & 0x03) << 2) /* Sample Repeats */
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#define PWMC_CLKSEL(x) (((x) & 0x03) << 0) /* Clock Selection */
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#define PWMS_SAMPLE(x) ((x) & 0xFFFF) /* Contains a two-sample word */
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#define PWMP_PERIOD(x) ((x) & 0xFFFF) /* Represents the PWM's period */
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#define PWMC_COUNTER(x) ((x) & 0xFFFF) /* Represents the current count value */
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/*
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* DMA Controller
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*/
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