This will be handled via the mux-input-bridge.
Signed-off-by: Guido Günther <a...@sigxcpu.org>
---
drivers/gpu/drm/bridge/Kconfig | 1 -
drivers/gpu/drm/bridge/nwl-dsi.c | 61 --------------------------------
2 files changed, 62 deletions(-)
diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
index 3886c0f41bdd..11444f841e35 100644
--- a/drivers/gpu/drm/bridge/Kconfig
+++ b/drivers/gpu/drm/bridge/Kconfig
@@ -78,7 +78,6 @@ config DRM_NWL_MIPI_DSI
select DRM_PANEL_BRIDGE
select GENERIC_PHY_MIPI_DPHY
select MFD_SYSCON
- select MULTIPLEXER
select REGMAP_MMIO
help
This enables the Northwest Logic MIPI DSI Host controller as
diff --git a/drivers/gpu/drm/bridge/nwl-dsi.c b/drivers/gpu/drm/bridge/nwl-dsi.c
index b14d725bf609..8839f333f39c 100644
--- a/drivers/gpu/drm/bridge/nwl-dsi.c
+++ b/drivers/gpu/drm/bridge/nwl-dsi.c
@@ -12,7 +12,6 @@
#include <linux/math64.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
-#include <linux/mux/consumer.h>
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/phy/phy.h>
@@ -44,9 +43,6 @@ enum transfer_direction {
DSI_PACKET_RECEIVE,
};
-#define NWL_DSI_ENDPOINT_LCDIF 0
-#define NWL_DSI_ENDPOINT_DCSS 1
-
struct nwl_dsi_plat_clk_config {
const char *id;
struct clk *clk;
@@ -94,7 +90,6 @@ struct nwl_dsi {
struct reset_control *rst_esc;
struct reset_control *rst_dpi;
struct reset_control *rst_pclk;
- struct mux_control *mux;
/* DSI clocks */
struct clk *phy_ref_clk;
@@ -1018,14 +1013,6 @@ static int nwl_dsi_parse_dt(struct nwl_dsi *dsi)
}
dsi->tx_esc_clk = clk;
- dsi->mux = devm_mux_control_get(dsi->dev, NULL);
- if (IS_ERR(dsi->mux)) {
- ret = PTR_ERR(dsi->mux);
- if (ret != -EPROBE_DEFER)
- DRM_DEV_ERROR(dsi->dev, "Failed to get mux: %d\n", ret);
- return ret;
- }
-
base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(base))
return PTR_ERR(base);
@@ -1073,47 +1060,6 @@ static int nwl_dsi_parse_dt(struct nwl_dsi *dsi)
return 0;
}
-static int nwl_dsi_select_input(struct nwl_dsi *dsi)
-{
- struct device_node *remote;
- u32 use_dcss = 1;
- int ret;
-
- remote = of_graph_get_remote_node(dsi->dev->of_node, 0,
- NWL_DSI_ENDPOINT_LCDIF);
- if (remote) {
- use_dcss = 0;
- } else {
- remote = of_graph_get_remote_node(dsi->dev->of_node, 0,
- NWL_DSI_ENDPOINT_DCSS);
- if (!remote) {
- DRM_DEV_ERROR(dsi->dev,
- "No valid input endpoint found\n");
- return -EINVAL;
- }
- }
-
- DRM_DEV_INFO(dsi->dev, "Using %s as input source\n",
- (use_dcss) ? "DCSS" : "LCDIF");
- ret = mux_control_try_select(dsi->mux, use_dcss);
- if (ret < 0)
- DRM_DEV_ERROR(dsi->dev, "Failed to select input: %d\n", ret);
-
- of_node_put(remote);
- return ret;
-}
-
-static int nwl_dsi_deselect_input(struct nwl_dsi *dsi)
-{
- int ret;
-
- ret = mux_control_deselect(dsi->mux);
- if (ret < 0)
- DRM_DEV_ERROR(dsi->dev, "Failed to deselect input: %d\n", ret);
-
- return ret;
-}
-
static const struct drm_bridge_timings nwl_dsi_timings = {
.input_bus_flags = DRM_BUS_FLAG_DE_LOW,
};
@@ -1175,12 +1121,6 @@ static int nwl_dsi_probe(struct platform_device *pdev)
dev_set_drvdata(dev, dsi);
pm_runtime_enable(dev);
- ret = nwl_dsi_select_input(dsi);
- if (ret < 0) {
- mipi_dsi_host_unregister(&dsi->dsi_host);
- return ret;
- }
-
drm_bridge_add(&dsi->bridge);
return 0;
}
@@ -1189,7 +1129,6 @@ static int nwl_dsi_remove(struct platform_device *pdev)
{
struct nwl_dsi *dsi = platform_get_drvdata(pdev);
- nwl_dsi_deselect_input(dsi);
mipi_dsi_host_unregister(&dsi->dsi_host);
drm_bridge_remove(&dsi->bridge);
pm_runtime_disable(&pdev->dev);
--
2.26.1
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