xref: /openbmc/u-boot/arch/arm/include/asm/arch-sunxi/pwm.h (revision 83d290c56fab2d38cd1ab4c4cc7099559c1d5046)
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2016 Hans de Goede <hdegoede@redhat.com>
4  */
5 
6 #ifndef _SUNXI_PWM_H
7 #define _SUNXI_PWM_H
8 
9 #define SUNXI_PWM_CTRL_REG		(SUNXI_PWM_BASE + 0)
10 #define SUNXI_PWM_CH0_PERIOD		(SUNXI_PWM_BASE + 4)
11 
12 #define SUNXI_PWM_CTRL_PRESCALE0(x)	((x) & 0xf)
13 #define SUNXI_PWM_CTRL_ENABLE0		(0x5 << 4)
14 #define SUNXI_PWM_CTRL_POLARITY0(x)	((x) << 5)
15 
16 #define SUNXI_PWM_PERIOD_80PCT		0x04af03c0
17 
18 #if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN5I
19 #define SUNXI_PWM_PIN0			SUNXI_GPB(2)
20 #define SUNXI_PWM_MUX			SUN4I_GPB_PWM
21 #endif
22 
23 #if defined CONFIG_MACH_SUN6I
24 #define SUNXI_PWM_PIN0			SUNXI_GPH(13)
25 #define SUNXI_PWM_MUX			SUN6I_GPH_PWM
26 #endif
27 
28 #if defined CONFIG_MACH_SUN8I_A23 || defined CONFIG_MACH_SUN8I_A33
29 #define SUNXI_PWM_PIN0			SUNXI_GPH(0)
30 #define SUNXI_PWM_MUX			SUN8I_GPH_PWM
31 #endif
32 
33 #endif
34