mirror of
https://github.com/AsahiLinux/u-boot
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caa4daa2ae
We use 'priv' for private data but often use 'platdata' for platform data. We can't really use 'pdata' since that is ambiguous (it could mean private or platform data). Rename some of the latter variables to end with 'plat' for consistency. Signed-off-by: Simon Glass <sjg@chromium.org>
80 lines
2 KiB
C
80 lines
2 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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#include <common.h>
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#include <clk.h>
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#include <display.h>
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#include <dm.h>
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#include <dw_hdmi.h>
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#include <edid.h>
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#include <regmap.h>
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#include <syscon.h>
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#include <asm/gpio.h>
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#include <asm/io.h>
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#include <asm/arch-rockchip/clock.h>
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#include <asm/arch-rockchip/hardware.h>
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#include <asm/arch-rockchip/grf_rk3399.h>
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#include <power/regulator.h>
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#include "rk_hdmi.h"
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static int rk3399_hdmi_enable(struct udevice *dev, int panel_bpp,
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const struct display_timing *edid)
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{
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struct rk_hdmi_priv *priv = dev_get_priv(dev);
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struct display_plat *uc_plat = dev_get_uclass_plat(dev);
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int vop_id = uc_plat->source_id;
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struct rk3399_grf_regs *grf = priv->grf;
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/* select the hdmi encoder input data from our source_id */
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rk_clrsetreg(&grf->soc_con20, GRF_RK3399_HDMI_VOP_SEL_MASK,
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(vop_id == 1) ? GRF_RK3399_HDMI_VOP_SEL_L : 0);
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return dw_hdmi_enable(&priv->hdmi, edid);
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}
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static int rk3399_hdmi_ofdata_to_platdata(struct udevice *dev)
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{
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struct rk_hdmi_priv *priv = dev_get_priv(dev);
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struct dw_hdmi *hdmi = &priv->hdmi;
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hdmi->i2c_clk_high = 0x7a;
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hdmi->i2c_clk_low = 0x8d;
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return rk_hdmi_ofdata_to_platdata(dev);
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}
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static const char * const rk3399_regulator_names[] = {
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"vcc1v8_hdmi",
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"vcc0v9_hdmi"
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};
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static int rk3399_hdmi_probe(struct udevice *dev)
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{
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/* Enable regulators required for HDMI */
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rk_hdmi_probe_regulators(dev, rk3399_regulator_names,
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ARRAY_SIZE(rk3399_regulator_names));
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return rk_hdmi_probe(dev);
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}
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static const struct dm_display_ops rk3399_hdmi_ops = {
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.read_edid = rk_hdmi_read_edid,
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.enable = rk3399_hdmi_enable,
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};
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static const struct udevice_id rk3399_hdmi_ids[] = {
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{ .compatible = "rockchip,rk3399-dw-hdmi" },
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{ }
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};
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U_BOOT_DRIVER(rk3399_hdmi_rockchip) = {
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.name = "rk3399_hdmi_rockchip",
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.id = UCLASS_DISPLAY,
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.of_match = rk3399_hdmi_ids,
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.ops = &rk3399_hdmi_ops,
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.ofdata_to_platdata = rk3399_hdmi_ofdata_to_platdata,
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.probe = rk3399_hdmi_probe,
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.priv_auto = sizeof(struct rk_hdmi_priv),
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};
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