/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (c) 2017 Theobroma Systems Design und Consulting GmbH */ #ifndef __RK_VOP_H__ #define __RK_VOP_H__ #include struct rk_vop_priv { void *grf; void *regs; }; enum vop_features { VOP_FEATURE_OUTPUT_10BIT = (1 << 0), }; struct rkvop_driverdata { /* configuration */ u32 features; /* block-specific setters/getters */ void (*set_pin_polarity)(struct udevice *, enum vop_modes, u32); }; /** * rk_vop_probe() - common probe implementation * * Performs the rk_display_init on each port-subnode until finding a * working port (or returning an error if none of the ports could be * successfully initialised). * * @dev: device * Return: 0 if OK, -ve if something went wrong */ int rk_vop_probe(struct udevice *dev); /** * rk_vop_bind() - common bind implementation * * Sets the plat->size field to the amount of memory to be reserved for * the framebuffer: this is always * (32 BPP) x VIDEO_ROCKCHIP_MAX_XRES x VIDEO_ROCKCHIP_MAX_YRES * * @dev: device * Return: 0 (always OK) */ int rk_vop_bind(struct udevice *dev); /** * rk_vop_probe_regulators() - probe (autoset + enable) regulators * * Probes a list of regulators by performing autoset and enable * operations on them. The list of regulators is an array of string * pointers and any individual regulator-probe may fail without * counting as an error. * * @dev: device * @names: array of string-pointers to regulator names to probe * @cnt: number of elements in the 'names' array */ void rk_vop_probe_regulators(struct udevice *dev, const char * const *names, int cnt); #endif