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media: i2c: rk628: add hdmirx extcon

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Signed-off-by: Shunhua Lan <lsh@rock-chips.com>
Change-Id: I0dc585a1de7221c0676d323041fc4f6e923cf11c
This commit is contained in:
Shunhua Lan
2024-01-09 15:35:43 +08:00
committed by Tao Huang
parent f24d59c6dd
commit c7827afc11
1 changed files with 23 additions and 0 deletions
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23
drivers/media/i2c/rk628/rk628_csi_v4l2.c
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@@ -9,6 +9,7 @@
#include <linux/compat.h>
#include <linux/debugfs.h>
#include <linux/delay.h>
#include <linux/extcon-provider.h>
#include <linux/gpio/consumer.h>
#include <linux/i2c.h>
#include <linux/interrupt.h>
@@ -121,6 +122,7 @@ struct rk628_csi {
struct rk628_hdcp hdcp;
bool i2s_enable_default;
HAUDINFO audio_info;
struct extcon_dev *extcon;
struct rk628_combtxphy *txphy;
struct rk628_dsi dsi;
const struct rk628_plat_data *plat_data;
@@ -228,6 +230,11 @@ static u8 rk628f_edid_init_data[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xD3,
};
static const unsigned int rk628_csi_extcon_cable[] = {
EXTCON_JACK_VIDEO_IN,
EXTCON_NONE,
};
static const struct mipi_timing rk628d_csi_mipi = {
0x4a, 0xf, 0x5d, 0x3a, 0x3a, 0x5a, 0x1f
};
@@ -497,6 +504,7 @@ static void rk628_csi_delayed_work_enable_hotplug(struct work_struct *work)
v4l2_ctrl_s_ctrl(csi->detect_tx_5v_ctrl, plugin);
v4l2_dbg(1, debug, sd, "%s: 5v_det:%d\n", __func__, plugin);
if (plugin) {
extcon_set_state_sync(csi->extcon, EXTCON_JACK_VIDEO_IN, true);
rk628_csi_enable_interrupts(sd, false);
rk628_hdmirx_audio_setup(csi->audio_info);
rk628_hdmirx_set_hdcp(csi->rk628, &csi->hdcp, csi->enable_hdcp);
@@ -507,6 +515,7 @@ static void rk628_csi_delayed_work_enable_hotplug(struct work_struct *work)
rk628_hdmirx_cec_state_reconfiguration(csi->rk628, csi->cec);
rk628_csi_enable_interrupts(sd, true);
} else {
extcon_set_state_sync(csi->extcon, EXTCON_JACK_VIDEO_IN, false);
rk628_hdmirx_plugout(sd);
}
mutex_unlock(&csi->confctl_mutex);
@@ -3094,6 +3103,19 @@ static int rk628_csi_probe(struct i2c_client *client,
if (IS_ERR(csi->classdev))
goto err_hdl;
csi->extcon = devm_extcon_dev_allocate(dev, rk628_csi_extcon_cable);
if (IS_ERR(csi->extcon)) {
err = PTR_ERR(csi->extcon);
v4l2_err(sd, "allocate extcon failed\n");
goto err_hdl;
}
err = devm_extcon_dev_register(dev, csi->extcon);
if (err) {
v4l2_err(sd, "failed to register extcon: %d\n", err);
goto err_hdl;
}
INIT_DELAYED_WORK(&csi->delayed_work_enable_hotplug,
rk628_csi_delayed_work_enable_hotplug);
INIT_DELAYED_WORK(&csi->delayed_work_res_change,
@@ -3104,6 +3126,7 @@ static int rk628_csi_probe(struct i2c_client *client,
rk628,
csi->i2s_enable_default);
if (!csi->audio_info) {
err = -ENOMEM;
v4l2_err(sd, "request audio info fail\n");
goto err_work_queues;
}