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Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2017 Theobroma Systems Design und Consulting GmbH
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*/
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#ifndef __RK_VOP_H__
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#define __RK_VOP_H__
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#include <asm/arch-rockchip/vop_rk3288.h>
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struct rk_vop_priv {
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void *grf;
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void *regs;
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};
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enum vop_features {
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VOP_FEATURE_OUTPUT_10BIT = (1 << 0),
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};
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struct rkvop_driverdata {
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/* configuration */
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u32 features;
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/* block-specific setters/getters */
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void (*set_pin_polarity)(struct udevice *, enum vop_modes, u32);
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};
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/**
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* rk_vop_probe() - common probe implementation
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*
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* Performs the rk_display_init on each port-subnode until finding a
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* working port (or returning an error if none of the ports could be
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* successfully initialised).
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*
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* @dev: device
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* Return: 0 if OK, -ve if something went wrong
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*/
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int rk_vop_probe(struct udevice *dev);
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/**
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* rk_vop_bind() - common bind implementation
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*
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* Sets the plat->size field to the amount of memory to be reserved for
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* the framebuffer: this is always
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* (32 BPP) x VIDEO_ROCKCHIP_MAX_XRES x VIDEO_ROCKCHIP_MAX_YRES
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*
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* @dev: device
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* Return: 0 (always OK)
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*/
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int rk_vop_bind(struct udevice *dev);
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/**
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* rk_vop_probe_regulators() - probe (autoset + enable) regulators
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*
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* Probes a list of regulators by performing autoset and enable
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* operations on them. The list of regulators is an array of string
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* pointers and any individual regulator-probe may fail without
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* counting as an error.
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*
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* @dev: device
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* @names: array of string-pointers to regulator names to probe
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* @cnt: number of elements in the 'names' array
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*/
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void rk_vop_probe_regulators(struct udevice *dev,
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const char * const *names, int cnt);
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#endif
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