From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/gpu/drm/sun4i/sun4i_tcon.c | 395 ++++++++++++++++++++++++++++++++++++++++++++------------
1 files changed, 308 insertions(+), 87 deletions(-)
diff --git a/kernel/drivers/gpu/drm/sun4i/sun4i_tcon.c b/kernel/drivers/gpu/drm/sun4i/sun4i_tcon.c
index 113c032..bb43196 100644
--- a/kernel/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/kernel/drivers/gpu/drm/sun4i/sun4i_tcon.c
@@ -1,32 +1,33 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2015 Free Electrons
* Copyright (C) 2015 NextThing Co
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
-
-#include <drm/drmP.h>
-#include <drm/drm_atomic_helper.h>
-#include <drm/drm_crtc.h>
-#include <drm/drm_crtc_helper.h>
-#include <drm/drm_encoder.h>
-#include <drm/drm_modes.h>
-#include <drm/drm_of.h>
-
-#include <uapi/drm/drm_mode.h>
#include <linux/component.h>
#include <linux/ioport.h>
+#include <linux/module.h>
#include <linux/of_address.h>
#include <linux/of_device.h>
#include <linux/of_irq.h>
#include <linux/regmap.h>
#include <linux/reset.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_bridge.h>
+#include <drm/drm_connector.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_encoder.h>
+#include <drm/drm_modes.h>
+#include <drm/drm_of.h>
+#include <drm/drm_panel.h>
+#include <drm/drm_print.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_vblank.h>
+
+#include <uapi/drm/drm_mode.h>
#include "sun4i_crtc.h"
#include "sun4i_dotclock.h"
@@ -35,6 +36,7 @@
#include "sun4i_rgb.h"
#include "sun4i_tcon.h"
#include "sun6i_mipi_dsi.h"
+#include "sun8i_tcon_top.h"
#include "sunxi_engine.h"
static struct drm_connector *sun4i_tcon_get_connector(const struct drm_encoder *encoder)
@@ -112,46 +114,71 @@
}
}
+static void sun4i_tcon_setup_lvds_phy(struct sun4i_tcon *tcon,
+ const struct drm_encoder *encoder)
+{
+ regmap_write(tcon->regs, SUN4I_TCON0_LVDS_ANA0_REG,
+ SUN4I_TCON0_LVDS_ANA0_CK_EN |
+ SUN4I_TCON0_LVDS_ANA0_REG_V |
+ SUN4I_TCON0_LVDS_ANA0_REG_C |
+ SUN4I_TCON0_LVDS_ANA0_EN_MB |
+ SUN4I_TCON0_LVDS_ANA0_PD |
+ SUN4I_TCON0_LVDS_ANA0_DCHS);
+
+ udelay(2); /* delay at least 1200 ns */
+ regmap_update_bits(tcon->regs, SUN4I_TCON0_LVDS_ANA1_REG,
+ SUN4I_TCON0_LVDS_ANA1_INIT,
+ SUN4I_TCON0_LVDS_ANA1_INIT);
+ udelay(1); /* delay at least 120 ns */
+ regmap_update_bits(tcon->regs, SUN4I_TCON0_LVDS_ANA1_REG,
+ SUN4I_TCON0_LVDS_ANA1_UPDATE,
+ SUN4I_TCON0_LVDS_ANA1_UPDATE);
+ regmap_update_bits(tcon->regs, SUN4I_TCON0_LVDS_ANA0_REG,
+ SUN4I_TCON0_LVDS_ANA0_EN_MB,
+ SUN4I_TCON0_LVDS_ANA0_EN_MB);
+}
+
+static void sun6i_tcon_setup_lvds_phy(struct sun4i_tcon *tcon,
+ const struct drm_encoder *encoder)
+{
+ u8 val;
+
+ regmap_write(tcon->regs, SUN4I_TCON0_LVDS_ANA0_REG,
+ SUN6I_TCON0_LVDS_ANA0_C(2) |
+ SUN6I_TCON0_LVDS_ANA0_V(3) |
+ SUN6I_TCON0_LVDS_ANA0_PD(2) |
+ SUN6I_TCON0_LVDS_ANA0_EN_LDO);
+ udelay(2);
+
+ regmap_update_bits(tcon->regs, SUN4I_TCON0_LVDS_ANA0_REG,
+ SUN6I_TCON0_LVDS_ANA0_EN_MB,
+ SUN6I_TCON0_LVDS_ANA0_EN_MB);
+ udelay(2);
+
+ regmap_update_bits(tcon->regs, SUN4I_TCON0_LVDS_ANA0_REG,
+ SUN6I_TCON0_LVDS_ANA0_EN_DRVC,
+ SUN6I_TCON0_LVDS_ANA0_EN_DRVC);
+
+ if (sun4i_tcon_get_pixel_depth(encoder) == 18)
+ val = 7;
+ else
+ val = 0xf;
+
+ regmap_write_bits(tcon->regs, SUN4I_TCON0_LVDS_ANA0_REG,
+ SUN6I_TCON0_LVDS_ANA0_EN_DRVD(0xf),
+ SUN6I_TCON0_LVDS_ANA0_EN_DRVD(val));
+}
+
static void sun4i_tcon_lvds_set_status(struct sun4i_tcon *tcon,
const struct drm_encoder *encoder,
bool enabled)
{
if (enabled) {
- u8 val;
-
regmap_update_bits(tcon->regs, SUN4I_TCON0_LVDS_IF_REG,
SUN4I_TCON0_LVDS_IF_EN,
SUN4I_TCON0_LVDS_IF_EN);
-
- /*
- * As their name suggest, these values only apply to the A31
- * and later SoCs. We'll have to rework this when merging
- * support for the older SoCs.
- */
- regmap_write(tcon->regs, SUN4I_TCON0_LVDS_ANA0_REG,
- SUN6I_TCON0_LVDS_ANA0_C(2) |
- SUN6I_TCON0_LVDS_ANA0_V(3) |
- SUN6I_TCON0_LVDS_ANA0_PD(2) |
- SUN6I_TCON0_LVDS_ANA0_EN_LDO);
- udelay(2);
-
- regmap_update_bits(tcon->regs, SUN4I_TCON0_LVDS_ANA0_REG,
- SUN6I_TCON0_LVDS_ANA0_EN_MB,
- SUN6I_TCON0_LVDS_ANA0_EN_MB);
- udelay(2);
-
- regmap_update_bits(tcon->regs, SUN4I_TCON0_LVDS_ANA0_REG,
- SUN6I_TCON0_LVDS_ANA0_EN_DRVC,
- SUN6I_TCON0_LVDS_ANA0_EN_DRVC);
-
- if (sun4i_tcon_get_pixel_depth(encoder) == 18)
- val = 7;
- else
- val = 0xf;
-
- regmap_write_bits(tcon->regs, SUN4I_TCON0_LVDS_ANA0_REG,
- SUN6I_TCON0_LVDS_ANA0_EN_DRVD(0xf),
- SUN6I_TCON0_LVDS_ANA0_EN_DRVD(val));
+ if (tcon->quirks->setup_lvds_phy)
+ tcon->quirks->setup_lvds_phy(tcon, encoder);
} else {
regmap_update_bits(tcon->regs, SUN4I_TCON0_LVDS_IF_REG,
SUN4I_TCON0_LVDS_IF_EN, 0);
@@ -168,7 +195,7 @@
switch (encoder->encoder_type) {
case DRM_MODE_ENCODER_LVDS:
is_lvds = true;
- /* Fallthrough */
+ fallthrough;
case DRM_MODE_ENCODER_DSI:
case DRM_MODE_ENCODER_NONE:
channel = 0;
@@ -233,8 +260,8 @@
return NULL;
}
-void sun4i_tcon_set_mux(struct sun4i_tcon *tcon, int channel,
- const struct drm_encoder *encoder)
+static void sun4i_tcon_set_mux(struct sun4i_tcon *tcon, int channel,
+ const struct drm_encoder *encoder)
{
int ret = -ENOTSUPP;
@@ -275,19 +302,77 @@
SUN4I_TCON0_BASIC0_Y(mode->crtc_vdisplay));
}
+static void sun4i_tcon0_mode_set_dithering(struct sun4i_tcon *tcon,
+ const struct drm_connector *connector)
+{
+ u32 bus_format = 0;
+ u32 val = 0;
+
+ /* XXX Would this ever happen? */
+ if (!connector)
+ return;
+
+ /*
+ * FIXME: Undocumented bits
+ *
+ * The whole dithering process and these parameters are not
+ * explained in the vendor documents or BSP kernel code.
+ */
+ regmap_write(tcon->regs, SUN4I_TCON0_FRM_SEED_PR_REG, 0x11111111);
+ regmap_write(tcon->regs, SUN4I_TCON0_FRM_SEED_PG_REG, 0x11111111);
+ regmap_write(tcon->regs, SUN4I_TCON0_FRM_SEED_PB_REG, 0x11111111);
+ regmap_write(tcon->regs, SUN4I_TCON0_FRM_SEED_LR_REG, 0x11111111);
+ regmap_write(tcon->regs, SUN4I_TCON0_FRM_SEED_LG_REG, 0x11111111);
+ regmap_write(tcon->regs, SUN4I_TCON0_FRM_SEED_LB_REG, 0x11111111);
+ regmap_write(tcon->regs, SUN4I_TCON0_FRM_TBL0_REG, 0x01010000);
+ regmap_write(tcon->regs, SUN4I_TCON0_FRM_TBL1_REG, 0x15151111);
+ regmap_write(tcon->regs, SUN4I_TCON0_FRM_TBL2_REG, 0x57575555);
+ regmap_write(tcon->regs, SUN4I_TCON0_FRM_TBL3_REG, 0x7f7f7777);
+
+ /* Do dithering if panel only supports 6 bits per color */
+ if (connector->display_info.bpc == 6)
+ val |= SUN4I_TCON0_FRM_CTL_EN;
+
+ if (connector->display_info.num_bus_formats == 1)
+ bus_format = connector->display_info.bus_formats[0];
+
+ /* Check the connection format */
+ switch (bus_format) {
+ case MEDIA_BUS_FMT_RGB565_1X16:
+ /* R and B components are only 5 bits deep */
+ val |= SUN4I_TCON0_FRM_CTL_MODE_R;
+ val |= SUN4I_TCON0_FRM_CTL_MODE_B;
+ fallthrough;
+ case MEDIA_BUS_FMT_RGB666_1X18:
+ case MEDIA_BUS_FMT_RGB666_1X7X3_SPWG:
+ /* Fall through: enable dithering */
+ val |= SUN4I_TCON0_FRM_CTL_EN;
+ break;
+ }
+
+ /* Write dithering settings */
+ regmap_write(tcon->regs, SUN4I_TCON_FRM_CTL_REG, val);
+}
+
static void sun4i_tcon0_mode_set_cpu(struct sun4i_tcon *tcon,
- struct mipi_dsi_device *device,
+ const struct drm_encoder *encoder,
const struct drm_display_mode *mode)
{
+ /* TODO support normal CPU interface modes */
+ struct sun6i_dsi *dsi = encoder_to_sun6i_dsi(encoder);
+ struct mipi_dsi_device *device = dsi->device;
u8 bpp = mipi_dsi_pixel_format_to_bpp(device->format);
u8 lanes = device->lanes;
u32 block_space, start_delay;
u32 tcon_div;
- tcon->dclk_min_div = 4;
- tcon->dclk_max_div = 127;
+ tcon->dclk_min_div = SUN6I_DSI_TCON_DIV;
+ tcon->dclk_max_div = SUN6I_DSI_TCON_DIV;
sun4i_tcon0_mode_set_common(tcon, mode);
+
+ /* Set dithering if needed */
+ sun4i_tcon0_mode_set_dithering(tcon, sun4i_tcon_get_connector(encoder));
regmap_update_bits(tcon->regs, SUN4I_TCON0_CTL_REG,
SUN4I_TCON0_CTL_IF_MASK,
@@ -354,6 +439,9 @@
tcon->dclk_max_div = 7;
sun4i_tcon0_mode_set_common(tcon, mode);
+ /* Set dithering if needed */
+ sun4i_tcon0_mode_set_dithering(tcon, sun4i_tcon_get_connector(encoder));
+
/* Adjust clock delay */
clk_delay = sun4i_tcon_get_clk_delay(mode, 0);
regmap_update_bits(tcon->regs, SUN4I_TCON0_CTL_REG,
@@ -386,9 +474,7 @@
SUN4I_TCON0_BASIC2_V_TOTAL(mode->crtc_vtotal * 2) |
SUN4I_TCON0_BASIC2_V_BACKPORCH(bp));
- reg = SUN4I_TCON0_LVDS_IF_CLK_SEL_TCON0 |
- SUN4I_TCON0_LVDS_IF_DATA_POL_NORMAL |
- SUN4I_TCON0_LVDS_IF_CLK_POL_NORMAL;
+ reg = SUN4I_TCON0_LVDS_IF_CLK_SEL_TCON0;
if (sun4i_tcon_get_pixel_depth(encoder) == 24)
reg |= SUN4I_TCON0_LVDS_IF_BITWIDTH_24BITS;
else
@@ -415,8 +501,11 @@
}
static void sun4i_tcon0_mode_set_rgb(struct sun4i_tcon *tcon,
+ const struct drm_encoder *encoder,
const struct drm_display_mode *mode)
{
+ struct drm_connector *connector = sun4i_tcon_get_connector(encoder);
+ const struct drm_display_info *info = &connector->display_info;
unsigned int bp, hsync, vsync;
u8 clk_delay;
u32 val = 0;
@@ -426,6 +515,9 @@
tcon->dclk_min_div = tcon->quirks->dclk_min_div;
tcon->dclk_max_div = 127;
sun4i_tcon0_mode_set_common(tcon, mode);
+
+ /* Set dithering if needed */
+ sun4i_tcon0_mode_set_dithering(tcon, connector);
/* Adjust clock delay */
clk_delay = sun4i_tcon_get_clk_delay(mode, 0);
@@ -474,8 +566,17 @@
if (mode->flags & DRM_MODE_FLAG_PVSYNC)
val |= SUN4I_TCON0_IO_POL_VSYNC_POSITIVE;
+ if (info->bus_flags & DRM_BUS_FLAG_DE_LOW)
+ val |= SUN4I_TCON0_IO_POL_DE_NEGATIVE;
+
+ if (info->bus_flags & DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE)
+ val |= SUN4I_TCON0_IO_POL_DCLK_DRIVE_NEGEDGE;
+
regmap_update_bits(tcon->regs, SUN4I_TCON0_IO_POL_REG,
- SUN4I_TCON0_IO_POL_HSYNC_POSITIVE | SUN4I_TCON0_IO_POL_VSYNC_POSITIVE,
+ SUN4I_TCON0_IO_POL_HSYNC_POSITIVE |
+ SUN4I_TCON0_IO_POL_VSYNC_POSITIVE |
+ SUN4I_TCON0_IO_POL_DCLK_DRIVE_NEGEDGE |
+ SUN4I_TCON0_IO_POL_DE_NEGATIVE,
val);
/* Map output pins to channel 0 */
@@ -571,6 +672,30 @@
SUN4I_TCON1_BASIC5_V_SYNC(vsync) |
SUN4I_TCON1_BASIC5_H_SYNC(hsync));
+ /* Setup the polarity of multiple signals */
+ if (tcon->quirks->polarity_in_ch0) {
+ val = 0;
+
+ if (mode->flags & DRM_MODE_FLAG_PHSYNC)
+ val |= SUN4I_TCON0_IO_POL_HSYNC_POSITIVE;
+
+ if (mode->flags & DRM_MODE_FLAG_PVSYNC)
+ val |= SUN4I_TCON0_IO_POL_VSYNC_POSITIVE;
+
+ regmap_write(tcon->regs, SUN4I_TCON0_IO_POL_REG, val);
+ } else {
+ /* according to vendor driver, this bit must be always set */
+ val = SUN4I_TCON1_IO_POL_UNKNOWN;
+
+ if (mode->flags & DRM_MODE_FLAG_PHSYNC)
+ val |= SUN4I_TCON1_IO_POL_HSYNC_POSITIVE;
+
+ if (mode->flags & DRM_MODE_FLAG_PVSYNC)
+ val |= SUN4I_TCON1_IO_POL_VSYNC_POSITIVE;
+
+ regmap_write(tcon->regs, SUN4I_TCON1_IO_POL_REG, val);
+ }
+
/* Map output pins to channel 1 */
regmap_update_bits(tcon->regs, SUN4I_TCON_GCTL_REG,
SUN4I_TCON_GCTL_IOMAP_MASK,
@@ -581,22 +706,16 @@
const struct drm_encoder *encoder,
const struct drm_display_mode *mode)
{
- struct sun6i_dsi *dsi;
-
switch (encoder->encoder_type) {
case DRM_MODE_ENCODER_DSI:
- /*
- * This is not really elegant, but it's the "cleaner"
- * way I could think of...
- */
- dsi = encoder_to_sun6i_dsi(encoder);
- sun4i_tcon0_mode_set_cpu(tcon, dsi->device, mode);
+ /* DSI is tied to special case of CPU interface */
+ sun4i_tcon0_mode_set_cpu(tcon, encoder, mode);
break;
case DRM_MODE_ENCODER_LVDS:
sun4i_tcon0_mode_set_lvds(tcon, encoder, mode);
break;
case DRM_MODE_ENCODER_NONE:
- sun4i_tcon0_mode_set_rgb(tcon, mode);
+ sun4i_tcon0_mode_set_rgb(tcon, encoder, mode);
sun4i_tcon_set_mux(tcon, 0, encoder);
break;
case DRM_MODE_ENCODER_TVDAC:
@@ -658,21 +777,19 @@
static int sun4i_tcon_init_clocks(struct device *dev,
struct sun4i_tcon *tcon)
{
- tcon->clk = devm_clk_get(dev, "ahb");
+ tcon->clk = devm_clk_get_enabled(dev, "ahb");
if (IS_ERR(tcon->clk)) {
dev_err(dev, "Couldn't get the TCON bus clock\n");
return PTR_ERR(tcon->clk);
}
- clk_prepare_enable(tcon->clk);
if (tcon->quirks->has_channel_0) {
- tcon->sclk0 = devm_clk_get(dev, "tcon-ch0");
+ tcon->sclk0 = devm_clk_get_enabled(dev, "tcon-ch0");
if (IS_ERR(tcon->sclk0)) {
dev_err(dev, "Couldn't get the TCON channel 0 clock\n");
return PTR_ERR(tcon->sclk0);
}
}
- clk_prepare_enable(tcon->sclk0);
if (tcon->quirks->has_channel_1) {
tcon->sclk1 = devm_clk_get(dev, "tcon-ch1");
@@ -685,12 +802,6 @@
return 0;
}
-static void sun4i_tcon_free_clocks(struct sun4i_tcon *tcon)
-{
- clk_disable_unprepare(tcon->sclk0);
- clk_disable_unprepare(tcon->clk);
-}
-
static int sun4i_tcon_init_irq(struct device *dev,
struct sun4i_tcon *tcon)
{
@@ -698,10 +809,8 @@
int irq, ret;
irq = platform_get_irq(pdev, 0);
- if (irq < 0) {
- dev_err(dev, "Couldn't retrieve the TCON interrupt\n");
+ if (irq < 0)
return irq;
- }
ret = devm_request_irq(dev, irq, sun4i_tcon_handler, 0,
dev_name(dev), tcon);
@@ -713,7 +822,7 @@
return 0;
}
-static struct regmap_config sun4i_tcon_regmap_config = {
+static const struct regmap_config sun4i_tcon_regmap_config = {
.reg_bits = 32,
.val_bits = 32,
.reg_stride = 4,
@@ -882,6 +991,37 @@
return ERR_PTR(-EINVAL);
}
+static bool sun4i_tcon_connected_to_tcon_top(struct device_node *node)
+{
+ struct device_node *remote;
+ bool ret = false;
+
+ remote = of_graph_get_remote_node(node, 0, -1);
+ if (remote) {
+ ret = !!(IS_ENABLED(CONFIG_DRM_SUN8I_TCON_TOP) &&
+ of_match_node(sun8i_tcon_top_of_table, remote));
+ of_node_put(remote);
+ }
+
+ return ret;
+}
+
+static int sun4i_tcon_get_index(struct sun4i_drv *drv)
+{
+ struct list_head *pos;
+ int size = 0;
+
+ /*
+ * Because TCON is added to the list at the end of the probe
+ * (after this function is called), index of the current TCON
+ * will be same as current TCON list size.
+ */
+ list_for_each(pos, &drv->tcon_list)
+ ++size;
+
+ return size;
+}
+
/*
* On SoCs with the old display pipeline design (Display Engine 1.0),
* we assumed the TCON was always tied to just one backend. However
@@ -930,8 +1070,24 @@
* connections between the backend and TCON?
*/
if (of_get_child_count(port) > 1) {
- /* Get our ID directly from an upstream endpoint */
- int id = sun4i_tcon_of_get_id_from_port(port);
+ int id;
+
+ /*
+ * When pipeline has the same number of TCONs and engines which
+ * are represented by frontends/backends (DE1) or mixers (DE2),
+ * we match them by their respective IDs. However, if pipeline
+ * contains TCON TOP, chances are that there are either more
+ * TCONs than engines (R40) or TCONs with non-consecutive ids.
+ * (H6). In that case it's easier just use TCON index in list
+ * as an id. That means that on R40, any 2 TCONs can be enabled
+ * in DT out of 4 (there are 2 mixers). Due to the design of
+ * TCON TOP, remaining 2 TCONs can't be connected to anything
+ * anyway.
+ */
+ if (sun4i_tcon_connected_to_tcon_top(node))
+ id = sun4i_tcon_get_index(drv);
+ else
+ id = sun4i_tcon_of_get_id_from_port(port);
/* Get our engine by matching our ID */
engine = sun4i_tcon_get_engine_by_id(drv, id);
@@ -1060,14 +1216,14 @@
ret = sun4i_tcon_init_regmap(dev, tcon);
if (ret) {
dev_err(dev, "Couldn't init our TCON regmap\n");
- goto err_free_clocks;
+ goto err_assert_reset;
}
if (tcon->quirks->has_channel_0) {
ret = sun4i_dclk_create(dev, tcon);
if (ret) {
dev_err(dev, "Couldn't create our TCON dot clock\n");
- goto err_free_clocks;
+ goto err_assert_reset;
}
}
@@ -1130,8 +1286,6 @@
err_free_dotclock:
if (tcon->quirks->has_channel_0)
sun4i_dclk_free(tcon);
-err_free_clocks:
- sun4i_tcon_free_clocks(tcon);
err_assert_reset:
reset_control_assert(tcon->lcd_rst);
return ret;
@@ -1145,7 +1299,6 @@
list_del(&tcon->list);
if (tcon->quirks->has_channel_0)
sun4i_dclk_free(tcon);
- sun4i_tcon_free_clocks(tcon);
}
static const struct component_ops sun4i_tcon_ops = {
@@ -1246,6 +1399,51 @@
return 0;
}
+static int sun8i_r40_tcon_tv_set_mux(struct sun4i_tcon *tcon,
+ const struct drm_encoder *encoder)
+{
+ struct device_node *port, *remote;
+ struct platform_device *pdev;
+ int id, ret;
+
+ /* find TCON TOP platform device and TCON id */
+
+ port = of_graph_get_port_by_id(tcon->dev->of_node, 0);
+ if (!port)
+ return -EINVAL;
+
+ id = sun4i_tcon_of_get_id_from_port(port);
+ of_node_put(port);
+
+ remote = of_graph_get_remote_node(tcon->dev->of_node, 0, -1);
+ if (!remote)
+ return -EINVAL;
+
+ pdev = of_find_device_by_node(remote);
+ of_node_put(remote);
+ if (!pdev)
+ return -EINVAL;
+
+ if (IS_ENABLED(CONFIG_DRM_SUN8I_TCON_TOP) &&
+ encoder->encoder_type == DRM_MODE_ENCODER_TMDS) {
+ ret = sun8i_tcon_top_set_hdmi_src(&pdev->dev, id);
+ if (ret) {
+ put_device(&pdev->dev);
+ return ret;
+ }
+ }
+
+ if (IS_ENABLED(CONFIG_DRM_SUN8I_TCON_TOP)) {
+ ret = sun8i_tcon_top_de_config(&pdev->dev, tcon->id, id);
+ if (ret) {
+ put_device(&pdev->dev);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
static const struct sun4i_tcon_quirks sun4i_a10_quirks = {
.has_channel_0 = true,
.has_channel_1 = true,
@@ -1276,6 +1474,16 @@
.dclk_min_div = 1,
};
+static const struct sun4i_tcon_quirks sun7i_a20_tcon0_quirks = {
+ .supports_lvds = true,
+ .has_channel_0 = true,
+ .has_channel_1 = true,
+ .dclk_min_div = 4,
+ /* Same display pipeline structure as A10 */
+ .set_mux = sun4i_a10_tcon_set_mux,
+ .setup_lvds_phy = sun4i_tcon_setup_lvds_phy,
+};
+
static const struct sun4i_tcon_quirks sun7i_a20_quirks = {
.has_channel_0 = true,
.has_channel_1 = true,
@@ -1288,16 +1496,25 @@
.has_channel_0 = true,
.has_lvds_alt = true,
.dclk_min_div = 1,
+ .setup_lvds_phy = sun6i_tcon_setup_lvds_phy,
+ .supports_lvds = true,
};
static const struct sun4i_tcon_quirks sun8i_a83t_lcd_quirks = {
.supports_lvds = true,
.has_channel_0 = true,
.dclk_min_div = 1,
+ .setup_lvds_phy = sun6i_tcon_setup_lvds_phy,
};
static const struct sun4i_tcon_quirks sun8i_a83t_tv_quirks = {
.has_channel_1 = true,
+};
+
+static const struct sun4i_tcon_quirks sun8i_r40_tv_quirks = {
+ .has_channel_1 = true,
+ .polarity_in_ch0 = true,
+ .set_mux = sun8i_r40_tcon_tv_set_mux,
};
static const struct sun4i_tcon_quirks sun8i_v3s_quirks = {
@@ -1323,9 +1540,13 @@
{ .compatible = "allwinner,sun6i-a31-tcon", .data = &sun6i_a31_quirks },
{ .compatible = "allwinner,sun6i-a31s-tcon", .data = &sun6i_a31s_quirks },
{ .compatible = "allwinner,sun7i-a20-tcon", .data = &sun7i_a20_quirks },
+ { .compatible = "allwinner,sun7i-a20-tcon0", .data = &sun7i_a20_tcon0_quirks },
+ { .compatible = "allwinner,sun7i-a20-tcon1", .data = &sun7i_a20_quirks },
+ { .compatible = "allwinner,sun8i-a23-tcon", .data = &sun8i_a33_quirks },
{ .compatible = "allwinner,sun8i-a33-tcon", .data = &sun8i_a33_quirks },
{ .compatible = "allwinner,sun8i-a83t-tcon-lcd", .data = &sun8i_a83t_lcd_quirks },
{ .compatible = "allwinner,sun8i-a83t-tcon-tv", .data = &sun8i_a83t_tv_quirks },
+ { .compatible = "allwinner,sun8i-r40-tcon-tv", .data = &sun8i_r40_tv_quirks },
{ .compatible = "allwinner,sun8i-v3s-tcon", .data = &sun8i_v3s_quirks },
{ .compatible = "allwinner,sun9i-a80-tcon-lcd", .data = &sun9i_a80_tcon_lcd_quirks },
{ .compatible = "allwinner,sun9i-a80-tcon-tv", .data = &sun9i_a80_tcon_tv_quirks },
--
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