/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* * cs35l45 . h - - CS35L45 ALSA SoC audio driver DT bindings header * * Copyright 2022 Cirrus Logic , Inc . #ifndef DT_CS35L45_H#define DT_CS35L45_H/* * cirrus , asp - sdout - hiz - ctrl * * TX_HIZ_UNUSED : TX pin high - impedance during unused slots . * TX_HIZ_DISABLED : TX pin high - impedance when all channels disabled . #define CS35L45_ASP_TX_HIZ_UNUSED 0 x1#define CS35L45_ASP_TX_HIZ_DISABLED 0 x2/* * Optional GPIOX Sub - nodes : * The cs35l45 node can have up to three " cirrus , gpio - ctrlX " ( ' X ' = [ 1 , 2 , 3 ] ) * sub - nodes for configuring the GPIO pins . * * - gpio - dir : GPIO pin direction . Valid only when ' gpio - ctrl ' * is 1 . * 0 = Output * 1 = Input ( Default ) * * - gpio - lvl : GPIO level . Valid only when ' gpio - ctrl ' is 1 and ' gpio - dir ' is 0 . * * 0 = Low ( Default ) * 1 = High * * - gpio - op - cfg : GPIO output configuration . Valid only when ' gpio - ctrl ' is 1 * and ' gpio - dir ' is 0 . * * 0 = CMOS ( Default ) * 1 = Open Drain * * - gpio - pol : GPIO output polarity select . Valid only when ' gpio - ctrl ' is 1 * and ' gpio - dir ' is 0 . * * 0 = Non - inverted , Active High ( Default ) * 1 = Inverted , Active Low * * - gpio - invert : Defines the polarity of the GPIO pin if configured * as input . * * 0 = Not inverted ( Default ) * 1 = Inverted * * - gpio - ctrl : Defines the function of the GPIO pin . * * GPIO1 : * 0 = High impedance input ( Default ) * 1 = Pin acts as a GPIO , direction controlled by ' gpio - dir ' * 2 = Pin acts as MDSYNC , direction controlled by MDSYNC * 3 - 7 = Reserved * * GPIO2 : * 0 = High impedance input ( Default ) * 1 = Pin acts as a GPIO , direction controlled by ' gpio - dir ' * 2 = Pin acts as open drain INT * 3 = Reserved * 4 = Pin acts as push - pull output INT . Active low . * 5 = Pin acts as push - pull output INT . Active high . * 6 , 7 = Reserved * * GPIO3 : * 0 = High impedance input ( Default ) * 1 = Pin acts as a GPIO , direction controlled by ' gpio - dir ' * 2 - 7 = Reserved #define CS35L45_NUM_GPIOS 0 x3#endif /* DT_CS35L45_H */
Messung V0.5 in Prozent C=95 H=92 G=93
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