From 3e8c2dc46d843575096e92bd82886c7d6d44855d Mon Sep 17 00:00:00 2001 From: Amaury Pouly Date: Sun, 16 Jun 2013 17:19:20 +0200 Subject: imx233: rewrite pwm using new registers Change-Id: Ie222f0b25f4b8af9ccf21aecd82a7f4eba40aa3c --- firmware/target/arm/imx233/pwm-imx233.h | 35 ++++++--------------------------- 1 file changed, 6 insertions(+), 29 deletions(-) (limited to 'firmware/target/arm/imx233/pwm-imx233.h') diff --git a/firmware/target/arm/imx233/pwm-imx233.h b/firmware/target/arm/imx233/pwm-imx233.h index 48c7811d47..c7ec4c27c5 100644 --- a/firmware/target/arm/imx233/pwm-imx233.h +++ b/firmware/target/arm/imx233/pwm-imx233.h @@ -23,38 +23,15 @@ #include "system.h" -#define HW_PWM_BASE 0x80064000 +#include "regs/regs-pwm.h" -#define HW_PWM_CTRL (*(volatile uint32_t *)(HW_PWM_BASE + 0x0)) -#define HW_PWM_CTRL__PWMx_ENABLE(x) (1 << (x)) +/* fake field for simpler programming */ +#define BP_PWM_CTRL_PWMx_ENABLE(x) (x) +#define BM_PWM_CTRL_PWMx_ENABLE(x) (1 << (x)) -#define HW_PWM_ACTIVEx(x) (*(volatile uint32_t *)(HW_PWM_BASE + 0x10 + (x) * 0x20)) -#define HW_PWM_ACTIVEx__ACTIVE_BP 0 -#define HW_PWM_ACTIVEx__ACTIVE_BM 0xffff -#define HW_PWM_ACTIVEx__INACTIVE_BP 16 -#define HW_PWM_ACTIVEx__INACTIVE_BM 0xffff0000 +#define IMX233_PWM_MAX_PERIOD (1 << 16) -#define HW_PWM_PERIODx(x) (*(volatile uint32_t *)(HW_PWM_BASE + 0x20 + (x) * 0x20)) -#define HW_PWM_PERIODx__PERIOD_BP 0 -#define HW_PWM_PERIODx__PERIOD_BM 0xffff -#define HW_PWM_PERIODx__ACTIVE_STATE_BP 16 -#define HW_PWM_PERIODx__ACTIVE_STATE_BM (0x3 << 16) -#define HW_PWM_PERIODx__INACTIVE_STATE_BP 18 -#define HW_PWM_PERIODx__INACTIVE_STATE_BM (0x3 << 18) -#define HW_PWM_PERIODx__CDIV_BP 20 -#define HW_PWM_PERIODx__CDIV_BM (0x7 << 20) -#define HW_PWM_PERIODx__CDIV__DIV_1 0 -#define HW_PWM_PERIODx__CDIV__DIV_2 1 -#define HW_PWM_PERIODx__CDIV__DIV_4 2 -#define HW_PWM_PERIODx__CDIV__DIV_8 3 -#define HW_PWM_PERIODx__CDIV__DIV_16 4 -#define HW_PWM_PERIODx__CDIV__DIV_64 5 -#define HW_PWM_PERIODx__CDIV__DIV_256 6 -#define HW_PWM_PERIODx__CDIV__DIV_1024 7 - -#define HW_PWM_PERIODx__STATE__HI_Z 0 -#define HW_PWM_PERIODx__STATE__LOW 2 -#define HW_PWM_PERIODx__STATE__HIGH 3 +#define IMX233_PWM_NR_CHANNELS 5 #define IMX233_PWM_PIN_BANK(channel) 1 #define IMX233_PWM_PIN(channel) (26 + (channel)) -- cgit v1.2.3