1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2021 Adrian Chadd <adrian@FreeBSD.org> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD$ 28 */ 29 30 #ifndef __QCOM_TLMM_IPQ4018_REG_H__ 31 #define __QCOM_TLMM_IPQ4018_REG_H__ 32 33 /* 34 * Each GPIO pin configuration block exists in a 0x1000 sized window. 35 */ 36 #define QCOM_TLMM_IPQ4018_REG_CONFIG_PIN_BASE 0x0 37 #define QCOM_TLMM_IPQ4018_REG_CONFIG_PIN_SIZE 0x1000 38 39 /* 40 * Inside each configuration block are the following registers for 41 * controlling the pin. 42 */ 43 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL 0x00 44 /* 1 = output gpio pin, 0 = input gpio pin */ 45 46 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_PUPD_MASK 0x3 47 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_PUPD_SHIFT 0x0 48 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_PUPD_DISABLE 0 49 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_PUPD_PULLDOWN 1 50 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_PUPD_PULLUP 2 51 /* There's no BUSHOLD on IPQ4018 */ 52 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_PUPD_BUSHOLD 0 53 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_MUX_MASK 0x7 54 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_MUX_SHIFT 2 55 /* function/mux control */ 56 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_DRIVE_STRENGTH_SHIFT 6 57 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_DRIVE_STRENGTH_MASK 0x7 58 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_OE_ENABLE (1U << 9) 59 /* output enable */ 60 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_VM_ENABLE (1U << 11) 61 /* VM passthrough enable */ 62 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_OD_ENABLE (1U << 12) 63 /* open drain */ 64 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_RES_MASK 0x3 65 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_RES_SHIFT 13 66 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_10K 0x0 67 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_1K5 0x1 68 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_35K 0x2 69 #define QCOM_TLMM_IPQ4018_REG_PIN_CONTROL_20K 0x3 70 71 #define QCOM_TLMM_IPQ4018_REG_PIN_IO 0x04 72 #define QCOM_TLMM_IPQ4018_REG_PIN_IO_INPUT_STATUS (1U << 0) 73 /* read gpio input status */ 74 #define QCOM_TLMM_IPQ4018_REG_PIN_IO_OUTPUT_EN (1U << 1) 75 /* set gpio output high or low */ 76 77 78 #define QCOM_TLMM_IPQ4018_REG_PIN_INTR_CONFIG 0x08 79 #define QCOM_TLMM_IPQ4018_REG_PIN_INTR_STATUS 0x0c 80 81 #define QCOM_TLMM_IPQ4018_REG_PIN(p, reg) \ 82 (((p) * QCOM_TLMM_IPQ4018_REG_CONFIG_PIN_SIZE) + \ 83 QCOM_TLMM_IPQ4018_REG_CONFIG_PIN_BASE + (reg)) 84 85 #endif /* __QCOM_TLMM_IPQ4018_REG_H__ */ 86