1 /* 2 * Copyright 2022 NXP 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7 #ifndef ZEPHYR_SOC_ARM_NXP_LPC_51U68_PINCTRL_SOC_H_ 8 #define ZEPHYR_SOC_ARM_NXP_LPC_51U68_PINCTRL_SOC_H_ 9 10 #include <zephyr/devicetree.h> 11 #include <zephyr/types.h> 12 13 #ifdef __cplusplus 14 extern "C" { 15 #endif 16 17 /** @cond INTERNAL_HIDDEN */ 18 19 typedef uint32_t pinctrl_soc_pin_t; 20 21 #define Z_PINCTRL_IOCON_PINCFG(node_id) \ 22 (IF_ENABLED(DT_PROP(node_id, bias_pull_down), (IOCON_PIO_MODE(0x1) |)) \ 23 IF_ENABLED(DT_PROP(node_id, bias_pull_up), (IOCON_PIO_MODE(0x2) |)) \ 24 IF_ENABLED(DT_PROP(node_id, drive_push_pull), (IOCON_PIO_MODE(0x3) |)) \ 25 IOCON_PIO_INVERT(DT_PROP(node_id, nxp_invert)) | \ 26 IOCON_PIO_DIGIMODE(!DT_PROP(node_id, nxp_analog_mode)) | \ 27 IOCON_PIO_FILTEROFF(!DT_NODE_HAS_PROP(node_id, nxp_digital_filter)) | \ 28 IOCON_PIO_SLEW(DT_ENUM_IDX(node_id, slew_rate)) | \ 29 IOCON_PIO_OD(DT_PROP(node_id, drive_open_drain)) | \ 30 IOCON_PIO_I2CSLEW(!DT_PROP(node_id, nxp_i2c_mode)) | \ 31 IOCON_PIO_I2CDRIVE(DT_ENUM_IDX_OR(node_id, nxp_i2c_speed, 0)) | \ 32 IOCON_PIO_I2CFILTER(DT_ENUM_IDX_OR(node_id, nxp_i2c_filter, 0))) 33 34 /* Mask for digital type pin configuration register */ 35 #define Z_PINCTRL_IOCON_D_PIN_MASK (IOCON_PIO_OD_MASK | \ 36 IOCON_PIO_DIGIMODE_MASK | IOCON_PIO_INVERT_MASK | IOCON_PIO_SLEW_MASK | \ 37 IOCON_PIO_MODE_MASK | IOCON_PIO_FUNC_MASK) 38 39 /* LPC51U68 does not have analog type pins */ 40 #define Z_PINCTRL_IOCON_A_PIN_MASK \ 41 (Z_PINCTRL_IOCON_D_PIN_MASK) 42 43 /* Mask for i2c type pin configuration register */ 44 #define Z_PINCTRL_IOCON_I_PIN_MASK (IOCON_PIO_FUNC_MASK | \ 45 IOCON_PIO_I2CSLEW_MASK | IOCON_PIO_INVERT_MASK | \ 46 IOCON_PIO_DIGIMODE_MASK | IOCON_PIO_FILTEROFF_MASK | \ 47 IOCON_PIO_I2CDRIVE_MASK | IOCON_PIO_I2CFILTER_MASK) 48 49 #define Z_PINCTRL_STATE_PIN_INIT(group, pin_prop, idx) \ 50 DT_PROP_BY_IDX(group, pin_prop, idx) | Z_PINCTRL_IOCON_PINCFG(group), 51 52 /** 53 * @brief Utility macro to initialize state pins contained in a given property. 54 * 55 * @param node_id Node identifier. 56 * @param prop Property name describing state pins. 57 */ 58 #define Z_PINCTRL_STATE_PINS_INIT(node_id, prop) \ 59 {DT_FOREACH_CHILD_VARGS(DT_PHANDLE(node_id, prop), \ 60 DT_FOREACH_PROP_ELEM, pinmux, \ 61 Z_PINCTRL_STATE_PIN_INIT)} 62 63 #ifdef __cplusplus 64 } 65 #endif 66 67 #endif /* ZEPHYR_SOC_ARM_NXP_LPC_51U68_PINCTRL_SOC_H_ */ 68
