| Simon Glass | 142af8c | 2015-04-14 21:03:22 -0600 | [diff] [blame] | 1 | /* |
| 2 | * Tegra pulse width frequency modulator definitions |
| 3 | * |
| 4 | * Copyright (c) 2011 The Chromium OS Authors. |
| 5 | * |
| 6 | * SPDX-License-Identifier: GPL-2.0+ |
| 7 | */ |
| 8 | |
| 9 | #ifndef __ASM_ARCH_TEGRA_PWM_H |
| 10 | #define __ASM_ARCH_TEGRA_PWM_H |
| 11 | |
| 12 | /* This is a single PWM channel */ |
| 13 | struct pwm_ctlr { |
| 14 | uint control; /* Control register */ |
| 15 | uint reserved[3]; /* Space space */ |
| 16 | }; |
| 17 | |
| 18 | #define PWM_NUM_CHANNELS 4 |
| 19 | |
| 20 | /* PWM_CONTROLLER_PWM_CSR_0/1/2/3_0 */ |
| 21 | #define PWM_ENABLE_SHIFT 31 |
| 22 | #define PWM_ENABLE_MASK (0x1 << PWM_ENABLE_SHIFT) |
| 23 | |
| 24 | #define PWM_WIDTH_SHIFT 16 |
| 25 | #define PWM_WIDTH_MASK (0x7FFF << PWM_WIDTH_SHIFT) |
| 26 | |
| 27 | #define PWM_DIVIDER_SHIFT 0 |
| 28 | #define PWM_DIVIDER_MASK (0x1FFF << PWM_DIVIDER_SHIFT) |
| 29 | |
| Simon Glass | 142af8c | 2015-04-14 21:03:22 -0600 | [diff] [blame] | 30 | #endif /* __ASM_ARCH_TEGRA_PWM_H */ |