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- /* SPDX-License-Identifier: GPL-2.0+ */
- /*
- * (C) Copyright 2016 Hans de Goede <hdegoede@redhat.com>
- */
- #ifndef _SUNXI_PWM_H
- #define _SUNXI_PWM_H
- #ifndef __ASSEMBLY__
- #include <linux/bitops.h>
- #endif
- #define SUNXI_PWM_CTRL_REG (SUNXI_PWM_BASE + 0)
- #define SUNXI_PWM_CH0_PERIOD (SUNXI_PWM_BASE + 4)
- #define SUNXI_PWM_CTRL_PRESCALE0(x) ((x) & 0xf)
- #define SUNXI_PWM_CTRL_PRESCALE0_MASK 0xf
- #define SUNXI_PWM_CTRL_ENABLE0 (0x5 << 4)
- #define SUNXI_PWM_CTRL_POLARITY0(x) ((x) << 5)
- #define SUNXI_PWM_CTRL_CH0_ACT_STA BIT(5)
- #define SUNXI_PWM_CTRL_CLK_GATE BIT(6)
- #define SUNXI_PWM_CH0_PERIOD_MAX (0xffff)
- #define SUNXI_PWM_CH0_PERIOD_PRD(x) ((x & 0xffff) << 16)
- #define SUNXI_PWM_CH0_PERIOD_DUTY(x) ((x) & 0xffff)
- #define SUNXI_PWM_PERIOD_80PCT 0x04af03c0
- #if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN5I
- #define SUNXI_PWM_PIN0 SUNXI_GPB(2)
- #define SUNXI_PWM_MUX SUN4I_GPB_PWM
- #endif
- #if defined CONFIG_MACH_SUN6I
- #define SUNXI_PWM_PIN0 SUNXI_GPH(13)
- #define SUNXI_PWM_MUX SUN6I_GPH_PWM
- #endif
- #if defined CONFIG_MACH_SUN8I_A23 || defined CONFIG_MACH_SUN8I_A33
- #define SUNXI_PWM_PIN0 SUNXI_GPH(0)
- #define SUNXI_PWM_MUX SUN8I_GPH_PWM
- #endif
- struct sunxi_pwm {
- u32 ctrl;
- u32 ch0_period;
- };
- #endif
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