@@ -9856,6 +9856,12 @@ L: platform-driver-x86@vger.kernel.org
S: Orphan
F: drivers/platform/x86/toshiba_acpi.c
+TOSHIBA TC358743 DRIVER
+M: Mats Randgaard <matrandg@cisco.com>
+L: linux-media@vger.kernel.org
+S: Maintained
+F: drivers/media/i2c/tc358743*
+
TOSHIBA SMM DRIVER
M: Jonathan Buzzard <jonathan@buzzard.org.uk>
L: tlinux-users@tce.toshiba-dme.co.jp
@@ -285,6 +285,15 @@ config VIDEO_SAA711X
To compile this driver as a module, choose M here: the
module will be called saa7115.
+config VIDEO_TC358743
+ tristate "Toshiba TC358743 decoder"
+ depends on VIDEO_V4L2 && I2C
+ ---help---
+ Support for the Toshiba TC358743 HDMI to MIPI CSI-2 bridge
+
+ To compile this driver as a module, choose M here: the
+ module will be called tc358743.
+
config VIDEO_TVP514X
tristate "Texas Instruments TVP514x video decoder"
depends on VIDEO_V4L2 && I2C
@@ -78,3 +78,4 @@ obj-$(CONFIG_VIDEO_AK881X) += ak881x.o
obj-$(CONFIG_VIDEO_IR_I2C) += ir-kbd-i2c.o
obj-$(CONFIG_VIDEO_ML86V7667) += ml86v7667.o
obj-$(CONFIG_VIDEO_OV2659) += ov2659.o
+obj-$(CONFIG_VIDEO_TC358743) += tc358743.o
new file mode 100644
@@ -0,0 +1,1838 @@
+/*
+ * tc358743 - Toshiba HDMI to CSI-2 bridge
+ *
+ * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights
+ * reserved.
+ *
+ * This program is free software; you may redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+/*
+ * References (c = chapter, p = page):
+ * REF_01 - Toshiba, TC358743XBG (H2C), Functional Specification, Rev 0.60
+ * REF_02 - Toshiba, TC358743XBG_HDMI-CSI_Tv11p_nm.xls
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/i2c.h>
+#include <linux/delay.h>
+#include <linux/videodev2.h>
+#include <linux/workqueue.h>
+#include <linux/v4l2-dv-timings.h>
+#include <media/v4l2-dv-timings.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-ctrls.h>
+#include <media/tc358743.h>
+
+#include "tc358743_regs.h"
+
+static int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "debug level (0-3)");
+
+MODULE_DESCRIPTION("Toshiba TC358743 HDMI to CSI-2 bridge driver");
+MODULE_AUTHOR("Ramakrishnan Muthukrishnan <ram@rkrishnan.org>");
+MODULE_AUTHOR("Mikhail Khelik <mkhelik@cisco.com>");
+MODULE_AUTHOR("Mats Randgaard <matrandg@cisco.com>");
+MODULE_LICENSE("GPL");
+
+#define EDID_NUM_BLOCKS_MAX 8
+#define EDID_BLOCK_SIZE 128
+
+static const struct v4l2_dv_timings_cap tc358743_timings_cap = {
+ .type = V4L2_DV_BT_656_1120,
+ /* keep this initialization for compatibility with GCC < 4.4.6 */
+ .reserved = { 0 },
+ /* Pixel clock from REF_01 p. 20. Min/max height/width are unknown */
+ V4L2_INIT_BT_TIMINGS(1, 10000, 1, 10000, 0, 165000000,
+ V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT |
+ V4L2_DV_BT_STD_GTF | V4L2_DV_BT_STD_CVT,
+ V4L2_DV_BT_CAP_PROGRESSIVE |
+ V4L2_DV_BT_CAP_REDUCED_BLANKING |
+ V4L2_DV_BT_CAP_CUSTOM)
+};
+
+struct tc358743_state {
+ struct tc358743_platform_data pdata;
+ struct v4l2_subdev sd;
+ struct media_pad pad;
+ struct v4l2_ctrl_handler hdl;
+ struct i2c_client *i2c_client;
+
+ /* controls */
+ struct v4l2_ctrl *detect_tx_5v_ctrl;
+ struct v4l2_ctrl *audio_sampling_rate_ctrl;
+ struct v4l2_ctrl *audio_present_ctrl;
+
+ /* work queues */
+ struct workqueue_struct *work_queues;
+ struct delayed_work delayed_work_enable_hotplug;
+
+ /* edid */
+ u8 edid_blocks_written;
+
+ struct v4l2_dv_timings timings;
+ u32 mbus_fmt_code;
+};
+
+static void tc358743_enable_interrupts(struct v4l2_subdev *sd,
+ bool cable_connected);
+static int tc358743_s_ctrl_detect_tx_5v(struct v4l2_subdev *sd);
+
+static inline struct tc358743_state *to_state(struct v4l2_subdev *sd)
+{
+ return container_of(sd, struct tc358743_state, sd);
+}
+
+/* --------------- I2C --------------- */
+
+static void i2c_rd(struct v4l2_subdev *sd, u16 reg, u8 *values, u32 n)
+{
+ struct tc358743_state *state = to_state(sd);
+ struct i2c_client *client = state->i2c_client;
+ int err;
+ u8 buf[2] = { reg >> 8, reg & 0xff };
+ struct i2c_msg msgs[] = {
+ {
+ .addr = client->addr,
+ .flags = 0,
+ .len = 2,
+ .buf = buf,
+ },
+ {
+ .addr = client->addr,
+ .flags = I2C_M_RD,
+ .len = n,
+ .buf = values,
+ },
+ };
+
+ err = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
+ if (err != ARRAY_SIZE(msgs)) {
+ v4l2_err(sd, "%s: reading register 0x%x from 0x%x failed\n",
+ __func__, reg, client->addr);
+ }
+}
+
+static void i2c_wr(struct v4l2_subdev *sd, u16 reg, u8 *values, u32 n)
+{
+ struct tc358743_state *state = to_state(sd);
+ struct i2c_client *client = state->i2c_client;
+ int err, i;
+ struct i2c_msg msg;
+ u8 data[2 + n];
+
+ msg.addr = client->addr;
+ msg.buf = data;
+ msg.len = 2 + n;
+ msg.flags = 0;
+
+ data[0] = reg >> 8;
+ data[1] = reg & 0xff;
+
+ for (i = 0; i < n; i++)
+ data[2 + i] = values[i];
+
+ err = i2c_transfer(client->adapter, &msg, 1);
+ if (err != 1) {
+ v4l2_err(sd, "%s: writing register 0x%x from 0x%x failed\n",
+ __func__, reg, client->addr);
+ return;
+ }
+
+ if (debug < 3)
+ return;
+
+ switch (n) {
+ case 1:
+ v4l2_info(sd, "I2C write 0x%04x = 0x%02x",
+ reg, data[2]);
+ break;
+ case 2:
+ v4l2_info(sd, "I2C write 0x%04x = 0x%02x%02x",
+ reg, data[3], data[2]);
+ break;
+ case 4:
+ v4l2_info(sd, "I2C write 0x%04x = 0x%02x%02x%02x%02x",
+ reg, data[5], data[4], data[3], data[2]);
+ break;
+ default:
+ v4l2_info(sd, "I2C write %d bytes from address 0x%04x\n",
+ n, reg);
+ }
+}
+
+static u8 i2c_rd8(struct v4l2_subdev *sd, u16 reg)
+{
+ u8 val;
+
+ i2c_rd(sd, reg, &val, 1);
+
+ return val;
+}
+
+static void i2c_wr8(struct v4l2_subdev *sd, u16 reg, u8 val)
+{
+ i2c_wr(sd, reg, &val, 1);
+}
+
+static void i2c_wr8_and_or(struct v4l2_subdev *sd, u16 reg,
+ u8 mask, u8 val)
+{
+ i2c_wr8(sd, reg, (i2c_rd8(sd, reg) & mask) | val);
+}
+
+static u16 i2c_rd16(struct v4l2_subdev *sd, u16 reg)
+{
+ u16 val;
+
+ i2c_rd(sd, reg, (u8 *)&val, 2);
+
+ return val;
+}
+
+static void i2c_wr16(struct v4l2_subdev *sd, u16 reg, u16 val)
+{
+ i2c_wr(sd, reg, (u8 *)&val, 2);
+}
+
+static void i2c_wr16_and_or(struct v4l2_subdev *sd, u16 reg, u16 mask, u16 val)
+{
+ i2c_wr16(sd, reg, (i2c_rd16(sd, reg) & mask) | val);
+}
+
+static u32 i2c_rd32(struct v4l2_subdev *sd, u16 reg)
+{
+ u32 val;
+
+ i2c_rd(sd, reg, (u8 *)&val, 4);
+
+ return val;
+}
+
+static void i2c_wr32(struct v4l2_subdev *sd, u16 reg, u32 val)
+{
+ i2c_wr(sd, reg, (u8 *)&val, 4);
+}
+
+/* --------------- STATUS --------------- */
+
+static inline bool is_hdmi(struct v4l2_subdev *sd)
+{
+ return i2c_rd8(sd, SYS_STATUS) & MASK_S_HDMI;
+}
+
+static inline bool tx_5v_power_present(struct v4l2_subdev *sd)
+{
+ return i2c_rd8(sd, SYS_STATUS) & MASK_S_DDC5V;
+}
+
+static inline bool no_signal(struct v4l2_subdev *sd)
+{
+ return !(i2c_rd8(sd, SYS_STATUS) & MASK_S_TMDS);
+}
+
+static inline bool no_sync(struct v4l2_subdev *sd)
+{
+ return !(i2c_rd8(sd, SYS_STATUS) & MASK_S_SYNC);
+}
+
+static inline bool audio_present(struct v4l2_subdev *sd)
+{
+ return i2c_rd8(sd, AU_STATUS0) & MASK_S_A_SAMPLE;
+}
+
+static int get_audio_sampling_rate(struct v4l2_subdev *sd)
+{
+ static const int code_to_rate[] = {
+ 44100, 0, 48000, 32000, 22050, 384000, 24000, 352800,
+ 88200, 768000, 96000, 705600, 176400, 0, 192000, 0
+ };
+
+ /* Register FS_SET is not cleared when the cable is disconnected */
+ if (no_signal(sd))
+ return 0;
+
+ return code_to_rate[i2c_rd8(sd, FS_SET) & MASK_FS];
+}
+
+static unsigned tc358743_num_csi_lanes_in_use(struct v4l2_subdev *sd)
+{
+ return ((i2c_rd32(sd, CSI_CONTROL) & MASK_NOL) >> 1) + 1;
+}
+
+/* --------------- TIMINGS --------------- */
+
+static inline unsigned fps(const struct v4l2_bt_timings *t)
+{
+ if (!V4L2_DV_BT_FRAME_HEIGHT(t) || !V4L2_DV_BT_FRAME_WIDTH(t))
+ return 0;
+
+ return DIV_ROUND_CLOSEST((unsigned)t->pixelclock,
+ V4L2_DV_BT_FRAME_HEIGHT(t) * V4L2_DV_BT_FRAME_WIDTH(t));
+}
+
+static int tc358743_get_detected_timings(struct v4l2_subdev *sd,
+ struct v4l2_dv_timings *timings)
+{
+ struct v4l2_bt_timings *bt = &timings->bt;
+ unsigned width, height, frame_width, frame_height, frame_interval, fps;
+
+ memset(timings, 0, sizeof(struct v4l2_dv_timings));
+
+ if (no_signal(sd)) {
+ v4l2_dbg(1, debug, sd, "%s: no valid signal\n", __func__);
+ return -ENOLINK;
+ }
+ if (no_sync(sd)) {
+ v4l2_dbg(1, debug, sd, "%s: no sync on signal\n", __func__);
+ return -ENOLCK;
+ }
+
+ timings->type = V4L2_DV_BT_656_1120;
+ bt->interlaced = i2c_rd8(sd, VI_STATUS1) & MASK_S_V_INTERLACE ?
+ V4L2_DV_INTERLACED : V4L2_DV_PROGRESSIVE;
+
+ width = ((i2c_rd8(sd, DE_WIDTH_H_HI) & 0x1f) << 8) +
+ i2c_rd8(sd, DE_WIDTH_H_LO);
+ height = ((i2c_rd8(sd, DE_WIDTH_V_HI) & 0x1f) << 8) +
+ i2c_rd8(sd, DE_WIDTH_V_LO);
+ frame_width = ((i2c_rd8(sd, H_SIZE_HI) & 0x1f) << 8) +
+ i2c_rd8(sd, H_SIZE_LO);
+ frame_height = (((i2c_rd8(sd, V_SIZE_HI) & 0x3f) << 8) +
+ i2c_rd8(sd, V_SIZE_LO)) / 2;
+ /* frame interval in milliseconds * 10
+ * Require SYS_FREQ0 and SYS_FREQ1 are precisely set */
+ frame_interval = ((i2c_rd8(sd, FV_CNT_HI) & 0x3) << 8) +
+ i2c_rd8(sd, FV_CNT_LO);
+ fps = (frame_interval > 0) ?
+ DIV_ROUND_CLOSEST(10000, frame_interval) : 0;
+
+ bt->width = width;
+ bt->height = height;
+ bt->vsync = frame_height - height;
+ bt->hsync = frame_width - width;
+ bt->pixelclock = frame_width * frame_height * fps;
+ if (bt->interlaced == V4L2_DV_INTERLACED) {
+ bt->height *= 2;
+ bt->il_vsync = bt->vsync + 1;
+ bt->pixelclock /= 2;
+ }
+
+ return 0;
+}
+
+/* --------------- HOTPLUG / HDCP / EDID --------------- */
+
+static void tc358743_delayed_work_enable_hotplug(struct work_struct *work)
+{
+ struct delayed_work *dwork = to_delayed_work(work);
+ struct tc358743_state *state = container_of(dwork,
+ struct tc358743_state, delayed_work_enable_hotplug);
+ struct v4l2_subdev *sd = &state->sd;
+
+ v4l2_dbg(2, debug, sd, "%s:\n", __func__);
+
+ i2c_wr8_and_or(sd, HPD_CTL, ~MASK_HPD_OUT0, MASK_HPD_OUT0);
+}
+
+static void tc358743_set_hdmi_hdcp(struct v4l2_subdev *sd, bool enable)
+{
+ v4l2_dbg(2, debug, sd, "%s: %s\n", __func__, enable ?
+ "enable" : "disable");
+
+ i2c_wr8_and_or(sd, HDCP_REG1,
+ ~(MASK_AUTH_UNAUTH_SEL | MASK_AUTH_UNAUTH),
+ MASK_AUTH_UNAUTH_SEL_16_FRAMES | MASK_AUTH_UNAUTH_AUTO);
+
+ i2c_wr8_and_or(sd, HDCP_REG2, ~MASK_AUTO_P3_RESET,
+ SET_AUTO_P3_RESET_FRAMES(0x0f));
+
+ /* HDCP is disabled by configuring the receiver as HDCP repeater. The
+ * repeater mode require software support to work, so HDCP
+ * authentication will fail.
+ */
+ i2c_wr8_and_or(sd, HDCP_REG3, ~KEY_RD_CMD, enable ? KEY_RD_CMD : 0);
+ i2c_wr8_and_or(sd, HDCP_MODE, ~(MASK_AUTO_CLR | MASK_MODE_RST_TN),
+ enable ? (MASK_AUTO_CLR | MASK_MODE_RST_TN) : 0);
+
+ /* Apple MacBook Pro gen.8 has a bug that makes it freeze every fifth
+ * second when HDCP is disabled, but the MAX_EXCED bit is handled
+ * correctly and HDCP is disabled on the HDMI output.
+ */
+ i2c_wr8_and_or(sd, BSTATUS1, ~MASK_MAX_EXCED,
+ enable ? 0 : MASK_MAX_EXCED);
+ i2c_wr8_and_or(sd, BCAPS, ~(MASK_REPEATER | MASK_READY),
+ enable ? 0 : MASK_REPEATER | MASK_READY);
+}
+
+static void tc358743_disable_edid(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+
+ v4l2_dbg(2, debug, sd, "%s:\n", __func__);
+
+ cancel_delayed_work_sync(&state->delayed_work_enable_hotplug);
+
+ /* DDC access to EDID is also disabled when hotplug is disabled. See
+ * register DDC_CTL */
+ i2c_wr8_and_or(sd, HPD_CTL, ~MASK_HPD_OUT0, 0x0);
+}
+
+static void tc358743_enable_edid(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+
+ if (state->edid_blocks_written == 0) {
+ v4l2_dbg(2, debug, sd, "%s: no EDID -> no hotplug\n", __func__);
+ return;
+ }
+
+ v4l2_dbg(2, debug, sd, "%s:\n", __func__);
+
+ /* Enable hotplug after 100 ms. DDC access to EDID is also enabled when
+ * hotplug is enabled. See register DDC_CTL */
+ queue_delayed_work(state->work_queues,
+ &state->delayed_work_enable_hotplug, HZ / 10);
+
+ tc358743_enable_interrupts(sd, true);
+ tc358743_s_ctrl_detect_tx_5v(sd);
+}
+
+static void tc358743_erase_bksv(struct v4l2_subdev *sd)
+{
+ int i;
+
+ for (i = 0; i < 5; i++)
+ i2c_wr8(sd, BKSV + i, 0);
+}
+
+/* --------------- AVI --------------- */
+
+struct aviInfoFrame {
+ u8 f17;
+ u8 y10;
+ u8 a0;
+ u8 b10;
+ u8 s10;
+ u8 c10;
+ u8 m10;
+ u8 r3210;
+ u8 itc;
+ u8 ec210;
+ u8 q10;
+ u8 sc10;
+ u8 f47;
+ u8 vic;
+ u8 yq10;
+ u8 cn10;
+ u8 pr3210;
+ u16 etb;
+ u16 sbb;
+ u16 elb;
+ u16 srb;
+};
+
+static const char *y10Text[4] = {
+ "RGB",
+ "YCbCr 4:2:2",
+ "YCbCr 4:4:4",
+ "Future",
+};
+
+static const char *c10Text[4] = {
+ "No Data",
+ "SMPTE 170M",
+ "ITU-R 709",
+ "Extended Colorimetry information valid",
+};
+
+static const char *itcText[2] = {
+ "No Data",
+ "IT content",
+};
+
+static const char *ec210Text[8] = {
+ "xvYCC601",
+ "xvYCC709",
+ "sYCC601",
+ "AdobeYCC601",
+ "AdobeRGB",
+ "5 reserved",
+ "6 reserved",
+ "7 reserved",
+};
+
+static const char *q10Text[4] = {
+ "Default",
+ "Limited Range",
+ "Full Range",
+ "Reserved",
+};
+
+static void parse_avi_infoframe(struct v4l2_subdev *sd, u8 *buf,
+ struct aviInfoFrame *avi)
+{
+ avi->f17 = (buf[1] >> 7) & 0x1;
+ avi->y10 = (buf[1] >> 5) & 0x3;
+ avi->a0 = (buf[1] >> 4) & 0x1;
+ avi->b10 = (buf[1] >> 2) & 0x3;
+ avi->s10 = buf[1] & 0x3;
+ avi->c10 = (buf[2] >> 6) & 0x3;
+ avi->m10 = (buf[2] >> 4) & 0x3;
+ avi->r3210 = buf[2] & 0xf;
+ avi->itc = (buf[3] >> 7) & 0x1;
+ avi->ec210 = (buf[3] >> 4) & 0x7;
+ avi->q10 = (buf[3] >> 2) & 0x3;
+ avi->sc10 = buf[3] & 0x3;
+ avi->f47 = (buf[4] >> 7) & 0x1;
+ avi->vic = buf[4] & 0x7f;
+ avi->yq10 = (buf[5] >> 6) & 0x3;
+ avi->cn10 = (buf[5] >> 4) & 0x3;
+ avi->pr3210 = buf[5] & 0xf;
+ avi->etb = buf[6] + 256 * buf[7];
+ avi->sbb = buf[8] + 256 * buf[9];
+ avi->elb = buf[10] + 256 * buf[11];
+ avi->srb = buf[12] + 256 * buf[13];
+}
+
+static void print_avi_infoframe(struct v4l2_subdev *sd)
+{
+ u8 buf[14];
+ u8 avi_len;
+ u8 avi_ver;
+ struct aviInfoFrame avi;
+
+ if (!is_hdmi(sd)) {
+ v4l2_info(sd, "receive DVI-D signal (AVI infoframe not supported)\n");
+ return;
+ }
+
+ avi_ver = i2c_rd8(sd, PK_AVI_1HEAD);
+ avi_len = i2c_rd8(sd, PK_AVI_2HEAD);
+ v4l2_info(sd, "AVI infoframe version %d (%d byte)\n", avi_ver, avi_len);
+
+ if (avi_ver != 0x02)
+ return;
+
+ i2c_rd(sd, PK_AVI_0BYTE, buf, ARRAY_SIZE(buf));
+
+ v4l2_info(sd, "\t%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
+ buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6],
+ buf[7], buf[8], buf[9], buf[10], buf[11], buf[12],
+ buf[13]);
+
+ parse_avi_infoframe(sd, buf, &avi);
+
+ if (avi.vic)
+ v4l2_info(sd, "\tVIC: %d\n", avi.vic);
+ if (avi.itc)
+ v4l2_info(sd, "\t%s\n", itcText[avi.itc]);
+
+ if (avi.y10)
+ v4l2_info(sd, "\t%s %s\n", y10Text[avi.y10],
+ !avi.c10 ? "" :
+ (avi.c10 == 0x3 ? ec210Text[avi.ec210] :
+ c10Text[avi.c10]));
+ else
+ v4l2_info(sd, "\t%s %s\n", y10Text[avi.y10], q10Text[avi.q10]);
+}
+
+/* --------------- CTRLS --------------- */
+
+static int tc358743_s_ctrl_detect_tx_5v(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+
+ return v4l2_ctrl_s_ctrl(state->detect_tx_5v_ctrl,
+ tx_5v_power_present(sd));
+}
+
+static int tc358743_s_ctrl_audio_sampling_rate(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+
+ return v4l2_ctrl_s_ctrl(state->audio_sampling_rate_ctrl,
+ get_audio_sampling_rate(sd));
+}
+
+static int tc358743_s_ctrl_audio_present(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+
+ return v4l2_ctrl_s_ctrl(state->audio_present_ctrl,
+ audio_present(sd));
+}
+
+static int tc358743_update_controls(struct v4l2_subdev *sd)
+{
+ int ret = 0;
+
+ ret |= tc358743_s_ctrl_detect_tx_5v(sd);
+ ret |= tc358743_s_ctrl_audio_sampling_rate(sd);
+ ret |= tc358743_s_ctrl_audio_present(sd);
+
+ return ret;
+}
+
+/* --------------- INIT --------------- */
+
+static void tc358743_reset_phy(struct v4l2_subdev *sd)
+{
+ v4l2_dbg(1, debug, sd, "%s:\n", __func__);
+
+ i2c_wr8_and_or(sd, PHY_RST, ~MASK_RESET_CTRL, 0);
+ i2c_wr8_and_or(sd, PHY_RST, ~MASK_RESET_CTRL, MASK_RESET_CTRL);
+}
+
+static void tc358743_reset(struct v4l2_subdev *sd, uint16_t mask)
+{
+ u16 sysctl = i2c_rd16(sd, SYSCTL);
+
+ i2c_wr16(sd, SYSCTL, sysctl | mask);
+ i2c_wr16(sd, SYSCTL, sysctl & ~mask);
+}
+
+static inline void tc358743_sleep_mode(struct v4l2_subdev *sd, bool enable)
+{
+ i2c_wr16_and_or(sd, SYSCTL, ~MASK_SLEEP,
+ enable ? MASK_SLEEP : 0);
+}
+
+static inline void enable_stream(struct v4l2_subdev *sd, bool enable)
+{
+ v4l2_dbg(3, debug, sd, "%s: %sable\n",
+ __func__, enable ? "en" : "dis");
+
+ if (enable) {
+ /* It is critical for CSI receiver to see lane transition
+ * LP11->HS. Set to non-continuous mode to enable clock lane
+ * LP11 state. */
+ i2c_wr32(sd, TXOPTIONCNTRL, 0);
+ /* Set to continuous mode to trigger LP11->HS transition */
+ i2c_wr32(sd, TXOPTIONCNTRL, MASK_CONTCLKMODE);
+ /* Unmute video */
+ i2c_wr8(sd, VI_MUTE, MASK_AUTO_MUTE);
+ } else {
+ /* Mute video so that all data lanes go to LSP11 state.
+ * No data is output to CSI Tx block. */
+ i2c_wr8(sd, VI_MUTE, MASK_AUTO_MUTE | MASK_VI_MUTE);
+ }
+
+ i2c_wr16_and_or(sd, CONFCTL, ~(MASK_VBUFEN | MASK_ABUFEN),
+ enable ? (MASK_VBUFEN | MASK_ABUFEN) : 0x0);
+}
+
+static void tc358743_set_pll(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+ struct tc358743_platform_data *pdata = &state->pdata;
+ u16 pllctl0 = i2c_rd16(sd, PLLCTL0);
+ u16 pllctl0_new = SET_PLL_PRD(pdata->pll_prd) |
+ SET_PLL_FBD(pdata->pll_fbd);
+ u32 hsck = (pdata->refclk_hz / pdata->pll_prd) * pdata->pll_fbd;
+
+ v4l2_dbg(2, debug, sd, "%s:\n", __func__);
+
+ /* Only rewrite when needed, since rewriting triggers another format
+ * change event. */
+ if (pllctl0 != pllctl0_new) {
+ u16 pll_frs;
+
+ if (hsck > 500000000)
+ pll_frs = 0x0;
+ else if (hsck > 250000000)
+ pll_frs = 0x1;
+ else if (hsck > 125000000)
+ pll_frs = 0x2;
+ else
+ pll_frs = 0x3;
+
+ v4l2_dbg(1, debug, sd, "%s: updating PLL clock\n", __func__);
+ tc358743_sleep_mode(sd, true);
+ i2c_wr16(sd, PLLCTL0, pllctl0_new);
+ i2c_wr16_and_or(sd, PLLCTL1,
+ ~(MASK_PLL_FRS | MASK_RESETB | MASK_PLL_EN),
+ (SET_PLL_FRS(pll_frs) | MASK_RESETB |
+ MASK_PLL_EN));
+ udelay(10); /* REF_02, Sheet "Source HDMI" */
+ i2c_wr16_and_or(sd, PLLCTL1, ~MASK_CKEN, MASK_CKEN);
+ tc358743_sleep_mode(sd, false);
+ }
+}
+
+static void tc358743_set_ref_clk(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+ struct tc358743_platform_data *pdata = &state->pdata;
+ u32 sys_freq;
+ u32 lockdet_ref;
+ u16 fh_min;
+ u16 fh_max;
+
+ BUG_ON(!(pdata->refclk_hz == 26000000 ||
+ pdata->refclk_hz == 27000000 ||
+ pdata->refclk_hz == 42000000));
+
+ sys_freq = pdata->refclk_hz / 10000;
+ i2c_wr8(sd, SYS_FREQ0, sys_freq & 0x00ff);
+ i2c_wr8(sd, SYS_FREQ1, (sys_freq & 0xff00) >> 8);
+
+ i2c_wr8_and_or(sd, PHY_CTL0, ~MASK_PHY_SYSCLK_IND,
+ (pdata->refclk_hz == 42000000) ?
+ MASK_PHY_SYSCLK_IND : 0x0);
+
+ fh_min = pdata->refclk_hz / 100000;
+ i2c_wr8(sd, FH_MIN0, fh_min & 0x00ff);
+ i2c_wr8(sd, FH_MIN1, (fh_min & 0xff00) >> 8);
+
+ fh_max = (fh_min * 66) / 10;
+ i2c_wr8(sd, FH_MAX0, fh_max & 0x00ff);
+ i2c_wr8(sd, FH_MAX1, (fh_max & 0xff00) >> 8);
+
+ lockdet_ref = pdata->refclk_hz / 100;
+ i2c_wr8(sd, LOCKDET_REF0, lockdet_ref & 0x0000ff);
+ i2c_wr8(sd, LOCKDET_REF1, (lockdet_ref & 0x00ff00) >> 8);
+ i2c_wr8(sd, LOCKDET_REF2, (lockdet_ref & 0x0f0000) >> 16);
+
+ i2c_wr8_and_or(sd, NCO_F0_MOD, ~MASK_NCO_F0_MOD,
+ (pdata->refclk_hz == 27000000) ?
+ MASK_NCO_F0_MOD_27MHZ : 0x0);
+}
+
+static void tc358743_set_csi_color_space(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+
+ switch (state->mbus_fmt_code) {
+ case MEDIA_BUS_FMT_UYVY8_1X16:
+ v4l2_dbg(2, debug, sd, "%s: YCbCr 422 16-bit\n", __func__);
+ i2c_wr8_and_or(sd, VOUT_SET2,
+ ~(MASK_SEL422 | MASK_VOUT_422FIL_100) & 0xff,
+ MASK_SEL422 | MASK_VOUT_422FIL_100);
+ i2c_wr8_and_or(sd, VI_REP, ~MASK_VOUT_COLOR_SEL & 0xff,
+ MASK_VOUT_COLOR_601_YCBCR_LIMITED);
+ i2c_wr16_and_or(sd, CONFCTL, ~MASK_YCBCRFMT,
+ MASK_YCBCRFMT_422_8_BIT);
+ break;
+ case MEDIA_BUS_FMT_RGB888_1X24:
+ v4l2_dbg(2, debug, sd, "%s: RGB 888 24-bit\n", __func__);
+ i2c_wr8_and_or(sd, VOUT_SET2,
+ ~(MASK_SEL422 | MASK_VOUT_422FIL_100) & 0xff,
+ 0x00);
+ i2c_wr8_and_or(sd, VI_REP, ~MASK_VOUT_COLOR_SEL & 0xff,
+ MASK_VOUT_COLOR_RGB_FULL);
+ i2c_wr16_and_or(sd, CONFCTL, ~MASK_YCBCRFMT, 0);
+ break;
+ default:
+ v4l2_dbg(2, debug, sd, "%s: Unsupported format code 0x%x\n",
+ __func__, state->mbus_fmt_code);
+ }
+}
+
+static unsigned tc358743_num_csi_lanes_needed(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+ struct v4l2_bt_timings *bt = &state->timings.bt;
+ struct tc358743_platform_data *pdata = &state->pdata;
+ u32 bits_pr_pixel =
+ (state->mbus_fmt_code == MEDIA_BUS_FMT_UYVY8_1X16) ? 16 : 24;
+ u32 bps = bt->width * bt->height * fps(bt) * bits_pr_pixel;
+ u32 bps_pr_lane = (pdata->refclk_hz / pdata->pll_prd) * pdata->pll_fbd;
+
+ return DIV_ROUND_UP(bps, bps_pr_lane);
+}
+
+static void tc358743_set_csi(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+ struct tc358743_platform_data *pdata = &state->pdata;
+ unsigned lanes = tc358743_num_csi_lanes_needed(sd);
+
+ v4l2_dbg(3, debug, sd, "%s:\n", __func__);
+
+ tc358743_reset(sd, MASK_CTXRST);
+
+ if (lanes < 1)
+ i2c_wr32(sd, CLW_CNTRL, MASK_CLW_LANEDISABLE);
+ if (lanes < 1)
+ i2c_wr32(sd, D0W_CNTRL, MASK_D0W_LANEDISABLE);
+ if (lanes < 2)
+ i2c_wr32(sd, D1W_CNTRL, MASK_D1W_LANEDISABLE);
+ if (lanes < 3)
+ i2c_wr32(sd, D2W_CNTRL, MASK_D2W_LANEDISABLE);
+ if (lanes < 4)
+ i2c_wr32(sd, D3W_CNTRL, MASK_D3W_LANEDISABLE);
+
+ i2c_wr32(sd, LINEINITCNT, pdata->lineinitcnt);
+ i2c_wr32(sd, LPTXTIMECNT, pdata->lptxtimecnt);
+ i2c_wr32(sd, TCLK_HEADERCNT, pdata->tclk_headercnt);
+ i2c_wr32(sd, TCLK_TRAILCNT, pdata->tclk_trailcnt);
+ i2c_wr32(sd, THS_HEADERCNT, pdata->ths_headercnt);
+ i2c_wr32(sd, TWAKEUP, pdata->twakeup);
+ i2c_wr32(sd, TCLK_POSTCNT, pdata->tclk_postcnt);
+ i2c_wr32(sd, THS_TRAILCNT, pdata->ths_trailcnt);
+ i2c_wr32(sd, HSTXVREGCNT, pdata->hstxvregcnt);
+
+ i2c_wr32(sd, HSTXVREGEN,
+ ((lanes > 0) ? MASK_CLM_HSTXVREGEN : 0x0) |
+ ((lanes > 0) ? MASK_D0M_HSTXVREGEN : 0x0) |
+ ((lanes > 1) ? MASK_D1M_HSTXVREGEN : 0x0) |
+ ((lanes > 2) ? MASK_D2M_HSTXVREGEN : 0x0) |
+ ((lanes > 3) ? MASK_D3M_HSTXVREGEN : 0x0));
+
+ i2c_wr32(sd, TXOPTIONCNTRL, MASK_CONTCLKMODE);
+ i2c_wr32(sd, STARTCNTRL, MASK_START);
+ i2c_wr32(sd, CSI_START, MASK_STRT);
+
+ i2c_wr32(sd, CSI_CONFW, MASK_MODE_SET |
+ MASK_ADDRESS_CSI_CONTROL |
+ MASK_CSI_MODE |
+ MASK_TXHSMD |
+ ((lanes == 4) ? MASK_NOL_4 :
+ (lanes == 3) ? MASK_NOL_3 :
+ (lanes == 2) ? MASK_NOL_2 : MASK_NOL_1));
+
+ i2c_wr32(sd, CSI_CONFW, MASK_MODE_SET |
+ MASK_ADDRESS_CSI_ERR_INTENA | MASK_TXBRK | MASK_QUNK |
+ MASK_WCER | MASK_INER);
+
+ i2c_wr32(sd, CSI_CONFW, MASK_MODE_CLEAR |
+ MASK_ADDRESS_CSI_ERR_HALT | MASK_TXBRK | MASK_QUNK);
+
+ i2c_wr32(sd, CSI_CONFW, MASK_MODE_SET |
+ MASK_ADDRESS_CSI_INT_ENA | MASK_INTER);
+}
+
+static void tc358743_set_hdmi_phy(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+ struct tc358743_platform_data *pdata = &state->pdata;
+
+ /* Default settings from REF_02, sheet "Source HDMI"
+ * and custom settings as platform data */
+ i2c_wr8_and_or(sd, PHY_EN, ~MASK_ENABLE_PHY, 0x0);
+ i2c_wr8(sd, PHY_CTL1, SET_PHY_AUTO_RST1_US(1600) |
+ SET_FREQ_RANGE_MODE_CYCLES(1));
+ i2c_wr8_and_or(sd, PHY_CTL2, ~MASK_PHY_AUTO_RSTn, pdata->phy_auto_rst);
+ i2c_wr8(sd, PHY_BIAS, 0x40);
+ i2c_wr8(sd, PHY_CSQ, SET_CSQ_CNT_LEVEL(0x0a));
+ i2c_wr8(sd, AVM_CTL, 45);
+ i2c_wr8_and_or(sd, HDMI_DET, ~MASK_HDMI_DET_V,
+ pdata->hdmi_det_v);
+ i2c_wr8_and_or(sd, HV_RST, ~(MASK_H_PI_RST | MASK_V_PI_RST),
+ (pdata->h_pi_rst ? MASK_H_PI_RST : 0) |
+ (pdata->v_pi_rst ? MASK_V_PI_RST : 0));
+ i2c_wr8_and_or(sd, PHY_EN, ~MASK_ENABLE_PHY, MASK_ENABLE_PHY);
+}
+
+static void tc358743_set_hdmi_audio(struct v4l2_subdev *sd)
+{
+ /* Default settings from REF_02, sheet "Source HDMI" */
+ i2c_wr8(sd, FORCE_MUTE, 0x00);
+ i2c_wr8(sd, AUTO_CMD0, MASK_AUTO_MUTE7 | MASK_AUTO_MUTE6 |
+ MASK_AUTO_MUTE5 | MASK_AUTO_MUTE4 |
+ MASK_AUTO_MUTE1 | MASK_AUTO_MUTE0);
+ i2c_wr8(sd, AUTO_CMD1, MASK_AUTO_MUTE9);
+ i2c_wr8(sd, AUTO_CMD2, MASK_AUTO_PLAY3 | MASK_AUTO_PLAY2);
+ i2c_wr8(sd, BUFINIT_START, SET_BUFINIT_START_MS(500));
+ i2c_wr8(sd, FS_MUTE, 0x00);
+ i2c_wr8(sd, FS_IMODE, MASK_NLPCM_SMODE | MASK_FS_SMODE);
+ i2c_wr8(sd, ACR_MODE, MASK_CTS_MODE);
+ i2c_wr8(sd, ACR_MDF0, MASK_ACR_L2MDF_1976_PPM | MASK_ACR_L1MDF_976_PPM);
+ i2c_wr8(sd, ACR_MDF1, MASK_ACR_L3MDF_3906_PPM);
+ i2c_wr8(sd, SDO_MODE1, MASK_SDO_FMT_I2S);
+ i2c_wr8(sd, DIV_MODE, SET_DIV_DLY_MS(100));
+ i2c_wr16_and_or(sd, CONFCTL, 0xffff, MASK_AUDCHNUM_2 |
+ MASK_AUDOUTSEL_I2S | MASK_AUTOINDEX);
+}
+
+static void tc358743_set_hdmi_info_frame_mode(struct v4l2_subdev *sd)
+{
+ /* Default settings from REF_02, sheet "Source HDMI" */
+ i2c_wr8(sd, PK_INT_MODE, MASK_ISRC2_INT_MODE | MASK_ISRC_INT_MODE |
+ MASK_ACP_INT_MODE | MASK_VS_INT_MODE |
+ MASK_SPD_INT_MODE | MASK_MS_INT_MODE |
+ MASK_AUD_INT_MODE | MASK_AVI_INT_MODE);
+ i2c_wr8(sd, NO_PKT_LIMIT, 0x2c);
+ i2c_wr8(sd, NO_PKT_CLR, 0x53);
+ i2c_wr8(sd, ERR_PK_LIMIT, 0x01);
+ i2c_wr8(sd, NO_PKT_LIMIT2, 0x30);
+ i2c_wr8(sd, NO_GDB_LIMIT, 0x10);
+}
+
+static void tc358743_initial_setup(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+ struct tc358743_platform_data *pdata = &state->pdata;
+
+ /* CEC and IR are not supported by this driver */
+ i2c_wr16_and_or(sd, SYSCTL, ~(MASK_CECRST | MASK_IRRST),
+ (MASK_CECRST | MASK_IRRST));
+
+ tc358743_reset(sd, MASK_CTXRST | MASK_HDMIRST);
+ tc358743_sleep_mode(sd, false);
+
+ i2c_wr16(sd, FIFOCTL, pdata->fifo_level);
+
+ tc358743_set_ref_clk(sd);
+
+ i2c_wr8_and_or(sd, DDC_CTL, ~MASK_DDC5V_MODE,
+ pdata->ddc5v_delay & MASK_DDC5V_MODE);
+ i2c_wr8_and_or(sd, EDID_MODE, ~MASK_EDID_MODE, MASK_EDID_MODE_E_DDC);
+
+ tc358743_set_hdmi_phy(sd);
+ tc358743_set_hdmi_hdcp(sd, pdata->enable_hdcp);
+ tc358743_set_hdmi_audio(sd);
+ tc358743_set_hdmi_info_frame_mode(sd);
+
+ /* All CE and IT formats are detected as RGB full range in DVI mode */
+ i2c_wr8_and_or(sd, VI_MODE, ~MASK_RGB_DVI, 0);
+
+ i2c_wr8_and_or(sd, VOUT_SET2, ~MASK_VOUTCOLORMODE,
+ MASK_VOUTCOLORMODE_AUTO);
+ i2c_wr8(sd, VOUT_SET3, MASK_VOUT_EXTCNT);
+}
+
+/* --------------- IRQ --------------- */
+
+static void tc358743_format_change(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+ struct v4l2_dv_timings timings;
+
+ if (tc358743_get_detected_timings(sd, &timings)) {
+ enable_stream(sd, false);
+
+ v4l2_dbg(1, debug, sd, "%s: Format changed. No signal\n",
+ __func__);
+ } else {
+ if (!v4l2_match_dv_timings(&state->timings, &timings, 0))
+ enable_stream(sd, false);
+
+ v4l2_print_dv_timings(sd->name, "Format changed. New format: ",
+ &timings, false);
+ }
+
+ v4l2_subdev_notify(sd, TC358743_FMT_CHANGE, NULL);
+}
+
+static void tc358743_init_interrupts(struct v4l2_subdev *sd)
+{
+ u16 i;
+
+ /* clear interrupt status registers */
+ for (i = SYS_INT; i <= KEY_INT; i++)
+ i2c_wr8(sd, i, 0xff);
+
+ i2c_wr16(sd, INTSTATUS, 0xffff);
+}
+
+static void tc358743_enable_interrupts(struct v4l2_subdev *sd,
+ bool cable_connected)
+{
+ v4l2_dbg(2, debug, sd, "%s: cable connected = %d\n", __func__,
+ cable_connected);
+
+ if (cable_connected) {
+ i2c_wr8(sd, SYS_INTM, ~(MASK_M_DDC | MASK_M_DVI_DET |
+ MASK_M_HDMI_DET) & 0xff);
+ i2c_wr8(sd, CLK_INTM, ~MASK_M_IN_DE_CHG);
+ i2c_wr8(sd, CBIT_INTM, ~(MASK_M_CBIT_FS | MASK_M_AF_LOCK |
+ MASK_M_AF_UNLOCK) & 0xff);
+ i2c_wr8(sd, AUDIO_INTM, ~MASK_M_BUFINIT_END);
+ i2c_wr8(sd, MISC_INTM, ~MASK_M_SYNC_CHG);
+ } else {
+ i2c_wr8(sd, SYS_INTM, ~MASK_M_DDC & 0xff);
+ i2c_wr8(sd, CLK_INTM, 0xff);
+ i2c_wr8(sd, CBIT_INTM, 0xff);
+ i2c_wr8(sd, AUDIO_INTM, 0xff);
+ i2c_wr8(sd, MISC_INTM, 0xff);
+ }
+}
+
+static void tc358743_hdmi_audio_int_handler(struct v4l2_subdev *sd,
+ bool *handled)
+{
+ u8 audio_int_mask = i2c_rd8(sd, AUDIO_INTM);
+ u8 audio_int = i2c_rd8(sd, AUDIO_INT) & ~audio_int_mask;
+
+ i2c_wr8(sd, AUDIO_INT, audio_int);
+
+ v4l2_dbg(3, debug, sd, "%s: AUDIO_INT = 0x%02x\n", __func__, audio_int);
+
+ tc358743_s_ctrl_audio_sampling_rate(sd);
+ tc358743_s_ctrl_audio_present(sd);
+}
+
+static void tc358743_csi_err_int_handler(struct v4l2_subdev *sd, bool *handled)
+{
+ v4l2_err(sd, "%s: CSI_ERR = 0x%x\n", __func__, i2c_rd32(sd, CSI_ERR));
+
+ i2c_wr32(sd, CSI_INT_CLR, MASK_ICRER);
+}
+
+static void tc358743_hdmi_misc_int_handler(struct v4l2_subdev *sd,
+ bool *handled)
+{
+ u8 misc_int_mask = i2c_rd8(sd, MISC_INTM);
+ u8 misc_int = i2c_rd8(sd, MISC_INT) & ~misc_int_mask;
+
+ i2c_wr8(sd, MISC_INT, misc_int);
+
+ v4l2_dbg(3, debug, sd, "%s: MISC_INT = 0x%02x\n", __func__, misc_int);
+
+ if (misc_int & MASK_I_SYNC_CHG) {
+ /* Reset the HDMI PHY to try to trigger proper lock on the
+ * incoming video format. Erase BKSV to prevent that old keys
+ * are used when a new source is connected. */
+ if (no_sync(sd) || no_signal(sd)) {
+ tc358743_reset_phy(sd);
+ tc358743_erase_bksv(sd);
+ }
+
+ tc358743_format_change(sd);
+
+ misc_int &= ~MASK_I_SYNC_CHG;
+ if (handled)
+ *handled = true;
+ }
+
+ if (misc_int) {
+ v4l2_err(sd, "%s: Unhandled MISC_INT interrupts: 0x%02x\n",
+ __func__, misc_int);
+ }
+}
+
+static void tc358743_hdmi_cbit_int_handler(struct v4l2_subdev *sd,
+ bool *handled)
+{
+ u8 cbit_int_mask = i2c_rd8(sd, CBIT_INTM);
+ u8 cbit_int = i2c_rd8(sd, CBIT_INT) & ~cbit_int_mask;
+
+ i2c_wr8(sd, CBIT_INT, cbit_int);
+
+ v4l2_dbg(3, debug, sd, "%s: CBIT_INT = 0x%02x\n", __func__, cbit_int);
+
+ if (cbit_int & MASK_I_CBIT_FS) {
+
+ v4l2_dbg(1, debug, sd, "%s: Audio sample rate changed\n",
+ __func__);
+ tc358743_s_ctrl_audio_sampling_rate(sd);
+
+ cbit_int &= ~MASK_I_CBIT_FS;
+ if (handled)
+ *handled = true;
+ }
+
+ if (cbit_int & (MASK_I_AF_LOCK | MASK_I_AF_UNLOCK)) {
+
+ v4l2_dbg(1, debug, sd, "%s: Audio present changed\n",
+ __func__);
+ tc358743_s_ctrl_audio_present(sd);
+
+ cbit_int &= ~(MASK_I_AF_LOCK | MASK_I_AF_UNLOCK);
+ if (handled)
+ *handled = true;
+ }
+
+ if (cbit_int) {
+ v4l2_err(sd, "%s: Unhandled CBIT_INT interrupts: 0x%02x\n",
+ __func__, cbit_int);
+ }
+}
+
+static void tc358743_hdmi_clk_int_handler(struct v4l2_subdev *sd, bool *handled)
+{
+ u8 clk_int_mask = i2c_rd8(sd, CLK_INTM);
+ u8 clk_int = i2c_rd8(sd, CLK_INT) & ~clk_int_mask;
+
+ /* Bit 7 and bit 6 are set even when they are masked */
+ i2c_wr8(sd, CLK_INT, clk_int | 0x80 | MASK_I_OUT_H_CHG);
+
+ v4l2_dbg(3, debug, sd, "%s: CLK_INT = 0x%02x\n", __func__, clk_int);
+
+ if (clk_int & (MASK_I_IN_DE_CHG)) {
+
+ v4l2_dbg(1, debug, sd, "%s: DE size or position has changed\n",
+ __func__);
+
+ /* If the source switch to a new resolution with the same pixel
+ * frequency as the existing (e.g. 1080p25 -> 720p50), the
+ * I_SYNC_CHG interrupt is not always triggered, while the
+ * I_IN_DE_CHG interrupt seems to work fine. FMT_CHANGE
+ * notifications are only sent when the signal is stable to
+ * reduce the number of notifications. */
+ if (!no_signal(sd) && !no_sync(sd))
+ tc358743_format_change(sd);
+
+ clk_int &= ~(MASK_I_IN_DE_CHG);
+ if (handled)
+ *handled = true;
+ }
+
+ if (clk_int) {
+ v4l2_err(sd, "%s: Unhandled CLK_INT interrupts: 0x%02x\n",
+ __func__, clk_int);
+ }
+}
+
+static void tc358743_hdmi_sys_int_handler(struct v4l2_subdev *sd, bool *handled)
+{
+ struct tc358743_state *state = to_state(sd);
+ u8 sys_int_mask = i2c_rd8(sd, SYS_INTM);
+ u8 sys_int = i2c_rd8(sd, SYS_INT) & ~sys_int_mask;
+
+ i2c_wr8(sd, SYS_INT, sys_int);
+
+ v4l2_dbg(3, debug, sd, "%s: SYS_INT = 0x%02x\n", __func__, sys_int);
+
+ if (sys_int & MASK_I_DDC) {
+ bool tx_5v = tx_5v_power_present(sd);
+
+ v4l2_dbg(1, debug, sd, "%s: Tx 5V power present: %s\n",
+ __func__, tx_5v ? "yes" : "no");
+
+ if (tx_5v) {
+ tc358743_enable_edid(sd);
+ } else {
+ tc358743_enable_interrupts(sd, false);
+ tc358743_disable_edid(sd);
+ memset(&state->timings, 0, sizeof(state->timings));
+ tc358743_erase_bksv(sd);
+ tc358743_update_controls(sd);
+ }
+
+ sys_int &= ~MASK_I_DDC;
+ if (handled)
+ *handled = true;
+ }
+
+ if (sys_int & MASK_I_DVI) {
+ v4l2_dbg(1, debug, sd, "%s: HDMI->DVI change detected\n",
+ __func__);
+
+ /* Reset the HDMI PHY to try to trigger proper lock on the
+ * incoming video format. Erase BKSV to prevent that old keys
+ * are used when a new source is connected. */
+ if (no_sync(sd) || no_signal(sd)) {
+ tc358743_reset_phy(sd);
+ tc358743_erase_bksv(sd);
+ }
+
+ sys_int &= ~MASK_I_DVI;
+ if (handled)
+ *handled = true;
+ }
+
+ if (sys_int & MASK_I_HDMI) {
+ v4l2_dbg(1, debug, sd, "%s: DVI->HDMI change detected\n",
+ __func__);
+
+ /* Register is reset in DVI mode (REF_01, c. 6.6.41) */
+ i2c_wr8(sd, ANA_CTL, MASK_APPL_PCSX_NORMAL | MASK_ANALOG_ON);
+
+ sys_int &= ~MASK_I_HDMI;
+ if (handled)
+ *handled = true;
+ }
+
+ if (sys_int) {
+ v4l2_err(sd, "%s: Unhandled SYS_INT interrupts: 0x%02x\n",
+ __func__, sys_int);
+ }
+}
+
+/* --------------- CORE OPS --------------- */
+
+static int tc358743_log_status(struct v4l2_subdev *sd)
+{
+ struct tc358743_state *state = to_state(sd);
+ struct v4l2_dv_timings timings;
+ uint8_t hdmi_sys_status = i2c_rd8(sd, SYS_STATUS);
+ uint16_t sysctl = i2c_rd16(sd, SYSCTL);
+ u8 vi_status3 = i2c_rd8(sd, VI_STATUS3);
+ const int deep_color_mode[4] = { 8, 10, 12, 16 };
+ static const char * const input_color_space[] = {
+ "RGB", "YCbCr 601", "Adobe RGB", "YCbCr 709", "NA (4)",
+ "xvYCC 601", "NA(6)", "xvYCC 709", "NA(8)", "sYCC601",
+ "NA(10)", "NA(11)", "NA(12)", "Adobe YCC 601"};
+
+ v4l2_info(sd, "-----Chip status-----\n");
+ v4l2_info(sd, "Chip ID: %d\n", i2c_rd16(sd, CHIPID) &
+ MASK_CHIPID);
+ v4l2_info(sd, "Chip revision: %d\n",
+ i2c_rd16(sd, CHIPID) & MASK_REVID);
+ v4l2_info(sd, "Reset: IR: %d, CEC: %d, CSI TX: %d, HDMI: %d\n",
+ !!(sysctl & MASK_IRRST),
+ !!(sysctl & MASK_CECRST),
+ !!(sysctl & MASK_CTXRST),
+ !!(sysctl & MASK_HDMIRST));
+ v4l2_info(sd, "Sleep mode: %s\n", sysctl & MASK_SLEEP ? "on" : "off");
+ v4l2_info(sd, "Cable detected (+5V power): %s\n",
+ hdmi_sys_status & MASK_S_DDC5V ? "yes" : "no");
+ v4l2_info(sd, "DDC lines enabled: %s\n",
+ (i2c_rd8(sd, EDID_MODE) & MASK_EDID_MODE_E_DDC) ?
+ "yes" : "no");
+ v4l2_info(sd, "Hotplug enabled: %s\n",
+ (i2c_rd8(sd, HPD_CTL) & MASK_HPD_OUT0) ?
+ "yes" : "no");
+ v4l2_info(sd, "CEC enabled: %s\n",
+ (i2c_rd16(sd, CECEN) & MASK_CECEN) ? "yes" : "no");
+ v4l2_info(sd, "-----Signal status-----\n");
+ v4l2_info(sd, "TMDS signal detected: %s\n",
+ hdmi_sys_status & MASK_S_TMDS ? "yes" : "no");
+ v4l2_info(sd, "Stable sync signal: %s\n",
+ hdmi_sys_status & MASK_S_SYNC ? "yes" : "no");
+ v4l2_info(sd, "PHY PLL locked: %s\n",
+ hdmi_sys_status & MASK_S_PHY_PLL ? "yes" : "no");
+ v4l2_info(sd, "PHY DE detected: %s\n",
+ hdmi_sys_status & MASK_S_PHY_SCDT ? "yes" : "no");
+
+ if (tc358743_get_detected_timings(sd, &timings)) {
+ v4l2_info(sd, "No video detected\n");
+ } else {
+ v4l2_print_dv_timings(sd->name, "Detected format: ", &timings,
+ true);
+ }
+ v4l2_print_dv_timings(sd->name, "Configured format: ", &state->timings,
+ true);
+
+ v4l2_info(sd, "-----CSI-TX status-----\n");
+ v4l2_info(sd, "Lanes needed: %d\n",
+ tc358743_num_csi_lanes_needed(sd));
+ v4l2_info(sd, "Lanes in use: %d\n",
+ tc358743_num_csi_lanes_in_use(sd));
+ v4l2_info(sd, "Waiting for particular sync signal: %s\n",
+ (i2c_rd16(sd, CSI_STATUS) & MASK_S_WSYNC) ?
+ "yes" : "no");
+ v4l2_info(sd, "Transmit mode: %s\n",
+ (i2c_rd16(sd, CSI_STATUS) & MASK_S_TXACT) ?
+ "yes" : "no");
+ v4l2_info(sd, "Receive mode: %s\n",
+ (i2c_rd16(sd, CSI_STATUS) & MASK_S_RXACT) ?
+ "yes" : "no");
+ v4l2_info(sd, "Stopped: %s\n",
+ (i2c_rd16(sd, CSI_STATUS) & MASK_S_HLT) ?
+ "yes" : "no");
+ v4l2_info(sd, "Color space: %s\n",
+ state->mbus_fmt_code == MEDIA_BUS_FMT_UYVY8_1X16 ?
+ "YCbCr 422 16-bit" :
+ state->mbus_fmt_code == MEDIA_BUS_FMT_RGB888_1X24 ?
+ "RGB 888 24-bit" : "Unsupported");
+
+ v4l2_info(sd, "-----%s status-----\n", is_hdmi(sd) ? "HDMI" : "DVI-D");
+ v4l2_info(sd, "HDCP encrypted content: %s\n",
+ hdmi_sys_status & MASK_S_HDCP ? "yes" : "no");
+ v4l2_info(sd, "Input color space: %s %s range\n",
+ input_color_space[(vi_status3 & MASK_S_V_COLOR) >> 1],
+ (vi_status3 & MASK_LIMITED) ? "limited" : "full");
+ if (!is_hdmi(sd))
+ return 0;
+ v4l2_info(sd, "AV Mute: %s\n", hdmi_sys_status & MASK_S_AVMUTE ? "on" :
+ "off");
+ v4l2_info(sd, "Deep color mode: %d-bits per channel\n",
+ deep_color_mode[(i2c_rd8(sd, VI_STATUS1) &
+ MASK_S_DEEPCOLOR) >> 2]);
+ print_avi_infoframe(sd);
+
+ return 0;
+}
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static void tc358743_print_register_map(struct v4l2_subdev *sd)
+{
+ v4l2_info(sd, "0x0000–0x00FF: Global Control Register\n");
+ v4l2_info(sd, "0x0100–0x01FF: CSI2-TX PHY Register\n");
+ v4l2_info(sd, "0x0200–0x03FF: CSI2-TX PPI Register\n");
+ v4l2_info(sd, "0x0400–0x05FF: Reserved\n");
+ v4l2_info(sd, "0x0600–0x06FF: CEC Register\n");
+ v4l2_info(sd, "0x0700–0x84FF: Reserved\n");
+ v4l2_info(sd, "0x8500–0x85FF: HDMIRX System Control Register\n");
+ v4l2_info(sd, "0x8600–0x86FF: HDMIRX Audio Control Register\n");
+ v4l2_info(sd, "0x8700–0x87FF: HDMIRX InfoFrame packet data Register\n");
+ v4l2_info(sd, "0x8800–0x88FF: HDMIRX HDCP Port Register\n");
+ v4l2_info(sd, "0x8900–0x89FF: HDMIRX Video Output Port & 3D Register\n");
+ v4l2_info(sd, "0x8A00–0x8BFF: Reserved\n");
+ v4l2_info(sd, "0x8C00–0x8FFF: HDMIRX EDID-RAM (1024bytes)\n");
+ v4l2_info(sd, "0x9000–0x90FF: HDMIRX GBD Extraction Control\n");
+ v4l2_info(sd, "0x9100–0x92FF: HDMIRX GBD RAM read\n");
+ v4l2_info(sd, "0x9300- : Reserved\n");
+}
+
+static int tc358743_get_reg_size(u16 address)
+{
+ /* REF_01 p. 66-72 */
+ if (address <= 0x00ff)
+ return 2;
+ else if ((address >= 0x0100) && (address <= 0x06FF))
+ return 4;
+ else if ((address >= 0x0700) && (address <= 0x84ff))
+ return 2;
+ else
+ return 1;
+}
+
+static int tc358743_g_register(struct v4l2_subdev *sd,
+ struct v4l2_dbg_register *reg)
+{
+ if (reg->reg > 0xffff) {
+ tc358743_print_register_map(sd);
+ return -EINVAL;
+ }
+
+ reg->size = tc358743_get_reg_size(reg->reg);
+
+ i2c_rd(sd, reg->reg, (u8 *)®->val, reg->size);
+
+ return 0;
+}
+
+static int tc358743_s_register(struct v4l2_subdev *sd,
+ const struct v4l2_dbg_register *reg)
+{
+ if (reg->reg > 0xffff) {
+ tc358743_print_register_map(sd);
+ return -EINVAL;
+ }
+
+ /* It should not be possible for the user to enable HDCP with a simple
+ * v4l2-dbg command.
+ *
+ * DO NOT REMOVE THIS unless all other issues with HDCP have been
+ * resolved.
+ */
+ if (reg->reg == HDCP_MODE ||
+ reg->reg == HDCP_REG1 ||
+ reg->reg == HDCP_REG2 ||
+ reg->reg == HDCP_REG3 ||
+ reg->reg == BCAPS)
+ return 0;
+
+ i2c_wr(sd, (u16)reg->reg, (u8 *)®->val,
+ tc358743_get_reg_size(reg->reg));
+
+ return 0;
+}
+#endif
+
+static int tc358743_isr(struct v4l2_subdev *sd, u32 status, bool *handled)
+{
+ u16 intstatus = i2c_rd16(sd, INTSTATUS);
+
+ v4l2_dbg(1, debug, sd, "%s: IntStatus = 0x%04x\n", __func__, intstatus);
+
+ if (intstatus & MASK_HDMI_INT) {
+ u8 hdmi_int0 = i2c_rd8(sd, HDMI_INT0);
+ u8 hdmi_int1 = i2c_rd8(sd, HDMI_INT1);
+
+ if (hdmi_int0 & MASK_I_MISC)
+ tc358743_hdmi_misc_int_handler(sd, handled);
+ if (hdmi_int1 & MASK_I_CBIT)
+ tc358743_hdmi_cbit_int_handler(sd, handled);
+ if (hdmi_int1 & MASK_I_CLK)
+ tc358743_hdmi_clk_int_handler(sd, handled);
+ if (hdmi_int1 & MASK_I_SYS)
+ tc358743_hdmi_sys_int_handler(sd, handled);
+ if (hdmi_int1 & MASK_I_AUD)
+ tc358743_hdmi_audio_int_handler(sd, handled);
+
+ i2c_wr16(sd, INTSTATUS, MASK_HDMI_INT);
+ intstatus &= ~MASK_HDMI_INT;
+ }
+
+ if (intstatus & MASK_CSI_INT) {
+ u32 csi_int = i2c_rd32(sd, CSI_INT);
+
+ if (csi_int & MASK_INTER)
+ tc358743_csi_err_int_handler(sd, handled);
+
+ i2c_wr16(sd, INTSTATUS, MASK_CSI_INT);
+ intstatus &= ~MASK_CSI_INT;
+ }
+
+ intstatus = i2c_rd16(sd, INTSTATUS);
+ if (intstatus) {
+ v4l2_dbg(1, debug, sd,
+ "%s: Unhandled IntStatus interrupts: 0x%02x\n",
+ __func__, intstatus);
+ }
+
+ return 0;
+}
+
+/* --------------- VIDEO OPS --------------- */
+
+static int tc358743_g_input_status(struct v4l2_subdev *sd, u32 *status)
+{
+ *status = 0;
+ *status |= no_signal(sd) ? V4L2_IN_ST_NO_SIGNAL : 0;
+ *status |= no_sync(sd) ? V4L2_IN_ST_NO_SYNC : 0;
+
+ v4l2_dbg(1, debug, sd, "%s: status = 0x%x\n", __func__, *status);
+
+ return 0;
+}
+
+static int tc358743_set_fmt(struct v4l2_subdev *sd,
+ struct v4l2_subdev_pad_config *cfg,
+ struct v4l2_subdev_format *format)
+{
+ struct tc358743_state *state = to_state(sd);
+
+ if (format->pad != 0)
+ return -EINVAL;
+
+ switch (format->format.code) {
+ case MEDIA_BUS_FMT_RGB888_1X24:
+ case MEDIA_BUS_FMT_UYVY8_1X16:
+ state->mbus_fmt_code = format->format.code;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ enable_stream(sd, false);
+ tc358743_set_pll(sd);
+ tc358743_set_csi(sd);
+ tc358743_set_csi_color_space(sd);
+
+ return 0;
+}
+
+static int tc358743_get_fmt(struct v4l2_subdev *sd,
+ struct v4l2_subdev_pad_config *cfg,
+ struct v4l2_subdev_format *format)
+{
+ struct tc358743_state *state = to_state(sd);
+ u8 vi_rep = i2c_rd8(sd, VI_REP);
+
+ if (format->pad != 0)
+ return -EINVAL;
+
+ format->format.code = state->mbus_fmt_code;
+ format->format.width = state->timings.bt.width;
+ format->format.height = state->timings.bt.height;
+ format->format.field = V4L2_FIELD_NONE;
+
+ switch (vi_rep & MASK_VOUT_COLOR_SEL) {
+ case MASK_VOUT_COLOR_RGB_FULL:
+ case MASK_VOUT_COLOR_RGB_LIMITED:
+ format->format.colorspace = V4L2_COLORSPACE_SRGB;
+ break;
+ case MASK_VOUT_COLOR_601_YCBCR_LIMITED:
+ case MASK_VOUT_COLOR_601_YCBCR_FULL:
+ format->format.colorspace = V4L2_COLORSPACE_SMPTE170M;
+ break;
+ case MASK_VOUT_COLOR_709_YCBCR_FULL:
+ case MASK_VOUT_COLOR_709_YCBCR_LIMITED:
+ format->format.colorspace = V4L2_COLORSPACE_REC709;
+ break;
+ default:
+ format->format.colorspace = 0;
+ break;
+ }
+
+ return 0;
+}
+
+static int tc358743_s_dv_timings(struct v4l2_subdev *sd,
+ struct v4l2_dv_timings *timings)
+{
+ struct tc358743_state *state = to_state(sd);
+ struct v4l2_bt_timings *bt;
+
+ if (!timings)
+ return -EINVAL;
+
+ if (debug)
+ v4l2_print_dv_timings(sd->name, "tc358743_s_dv_timings: ",
+ timings, false);
+
+ if (v4l2_match_dv_timings(&state->timings, timings, 0)) {
+ v4l2_dbg(1, debug, sd, "%s: no change\n", __func__);
+ return 0;
+ }
+
+ bt = &timings->bt;
+
+ if (!v4l2_valid_dv_timings(timings,
+ &tc358743_timings_cap, NULL, NULL)) {
+ v4l2_dbg(1, debug, sd, "%s: timings out of range\n", __func__);
+ return -ERANGE;
+ }
+
+ state->timings = *timings;
+
+ enable_stream(sd, false);
+ tc358743_set_pll(sd);
+ tc358743_set_csi(sd);
+
+ return 0;
+}
+
+static int tc358743_g_dv_timings(struct v4l2_subdev *sd,
+ struct v4l2_dv_timings *timings)
+{
+ struct tc358743_state *state = to_state(sd);
+
+ *timings = state->timings;
+
+ return 0;
+}
+
+static int tc358743_enum_dv_timings(struct v4l2_subdev *sd,
+ struct v4l2_enum_dv_timings *timings)
+{
+ if (timings->pad != 0)
+ return -EINVAL;
+
+ return v4l2_enum_dv_timings_cap(timings,
+ &tc358743_timings_cap, NULL, NULL);
+}
+
+static int tc358743_query_dv_timings(struct v4l2_subdev *sd,
+ struct v4l2_dv_timings *timings)
+{
+ int ret;
+
+ ret = tc358743_get_detected_timings(sd, timings);
+ if (ret)
+ return ret;
+
+ if (debug)
+ v4l2_print_dv_timings(sd->name, "tc358743_query_dv_timings: ",
+ timings, false);
+
+ if (!v4l2_valid_dv_timings(timings,
+ &tc358743_timings_cap, NULL, NULL)) {
+ v4l2_dbg(1, debug, sd, "%s: timings out of range\n", __func__);
+ return -ERANGE;
+ }
+
+ return 0;
+}
+
+static int tc358743_dv_timings_cap(struct v4l2_subdev *sd,
+ struct v4l2_dv_timings_cap *cap)
+{
+ if (cap->pad != 0)
+ return -EINVAL;
+
+ *cap = tc358743_timings_cap;
+
+ return 0;
+}
+
+static int tc358743_g_mbus_config(struct v4l2_subdev *sd,
+ struct v4l2_mbus_config *cfg)
+{
+ cfg->type = V4L2_MBUS_CSI2;
+
+ /* Support for non-continuous CSI-2 clock is missing in the driver */
+ cfg->flags = V4L2_MBUS_CSI2_CONTINUOUS_CLOCK;
+
+ switch (tc358743_num_csi_lanes_in_use(sd)) {
+ case 1:
+ cfg->flags |= V4L2_MBUS_CSI2_1_LANE;
+ break;
+ case 2:
+ cfg->flags |= V4L2_MBUS_CSI2_2_LANE;
+ break;
+ case 3:
+ cfg->flags |= V4L2_MBUS_CSI2_3_LANE;
+ break;
+ case 4:
+ cfg->flags |= V4L2_MBUS_CSI2_4_LANE;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int tc358743_s_stream(struct v4l2_subdev *sd, int enable)
+{
+ enable_stream(sd, enable);
+
+ return 0;
+}
+
+/* --------------- PAD OPS --------------- */
+
+static int tc358743_g_edid(struct v4l2_subdev *sd,
+ struct v4l2_subdev_edid *edid)
+{
+ struct tc358743_state *state = to_state(sd);
+
+ if (edid->pad != 0)
+ return -EINVAL;
+
+ if (edid->blocks == 0 && edid->start_block == 0) {
+ edid->blocks = state->edid_blocks_written;
+ return 0;
+ }
+
+ if (state->edid_blocks_written == 0)
+ return -ENODATA;
+
+ if (edid->start_block >= state->edid_blocks_written ||
+ edid->blocks == 0)
+ return -EINVAL;
+
+ if (edid->start_block + edid->blocks > state->edid_blocks_written)
+ edid->blocks = state->edid_blocks_written - edid->start_block;
+
+ i2c_rd(sd, EDID_RAM + (edid->start_block * EDID_BLOCK_SIZE), edid->edid,
+ edid->blocks * EDID_BLOCK_SIZE);
+
+ return 0;
+}
+
+static int tc358743_s_edid(struct v4l2_subdev *sd,
+ struct v4l2_subdev_edid *edid)
+{
+ struct tc358743_state *state = to_state(sd);
+ u16 edid_len = edid->blocks * EDID_BLOCK_SIZE;
+
+ v4l2_dbg(2, debug, sd, "%s\n", __func__);
+
+ if (edid->pad != 0)
+ return -EINVAL;
+
+ if (edid->start_block != 0)
+ return -EINVAL;
+
+ if (edid->blocks > EDID_NUM_BLOCKS_MAX) {
+ edid->blocks = EDID_NUM_BLOCKS_MAX;
+ return -E2BIG;
+ }
+
+ tc358743_disable_edid(sd);
+
+ i2c_wr8(sd, EDID_LEN1, edid_len & 0xff);
+ i2c_wr8(sd, EDID_LEN2, edid_len >> 8);
+
+ if (edid->blocks == 0) {
+ state->edid_blocks_written = 0;
+ return 0;
+ }
+
+ i2c_wr(sd, EDID_RAM, edid->edid, edid_len);
+
+ state->edid_blocks_written = edid->blocks;
+
+ if (tx_5v_power_present(sd))
+ tc358743_enable_edid(sd);
+
+ return 0;
+}
+
+/* -------------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops tc358743_core_ops = {
+ .log_status = tc358743_log_status,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+ .g_register = tc358743_g_register,
+ .s_register = tc358743_s_register,
+#endif
+ .interrupt_service_routine = tc358743_isr,
+};
+
+static const struct v4l2_subdev_video_ops tc358743_video_ops = {
+ .g_input_status = tc358743_g_input_status,
+ .s_dv_timings = tc358743_s_dv_timings,
+ .g_dv_timings = tc358743_g_dv_timings,
+ .query_dv_timings = tc358743_query_dv_timings,
+ .g_mbus_config = tc358743_g_mbus_config,
+ .s_stream = tc358743_s_stream,
+};
+
+static const struct v4l2_subdev_pad_ops tc358743_pad_ops = {
+ .set_fmt = tc358743_set_fmt,
+ .get_fmt = tc358743_get_fmt,
+ .get_edid = tc358743_g_edid,
+ .set_edid = tc358743_s_edid,
+ .enum_dv_timings = tc358743_enum_dv_timings,
+ .dv_timings_cap = tc358743_dv_timings_cap,
+};
+
+static const struct v4l2_subdev_ops tc358743_ops = {
+ .core = &tc358743_core_ops,
+ .video = &tc358743_video_ops,
+ .pad = &tc358743_pad_ops,
+};
+
+/* --------------- CUSTOM CTRLS --------------- */
+
+static const struct v4l2_ctrl_config tc358743_ctrl_audio_sampling_rate = {
+ .id = TC358743_CID_AUDIO_SAMPLING_RATE,
+ .name = "Audio sampling rate",
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 0,
+ .max = 768000,
+ .step = 1,
+ .def = 0,
+ .flags = V4L2_CTRL_FLAG_READ_ONLY,
+};
+
+static const struct v4l2_ctrl_config tc358743_ctrl_audio_present = {
+ .id = TC358743_CID_AUDIO_PRESENT,
+ .name = "Audio present",
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ .min = 0,
+ .max = 1,
+ .step = 1,
+ .def = 0,
+ .flags = V4L2_CTRL_FLAG_READ_ONLY,
+};
+
+/* --------------- PROBE / REMOVE --------------- */
+
+static int tc358743_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ static struct v4l2_dv_timings default_timing =
+ V4L2_DV_BT_CEA_640X480P59_94;
+ struct tc358743_state *state;
+ struct tc358743_platform_data *pdata = client->dev.platform_data;
+ struct v4l2_subdev *sd;
+ int err;
+
+ if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
+ return -EIO;
+ v4l_dbg(1, debug, client, "chip found @ 0x%x (%s)\n",
+ client->addr << 1, client->adapter->name);
+
+ state = devm_kzalloc(&client->dev, sizeof(struct tc358743_state),
+ GFP_KERNEL);
+ if (!state)
+ return -ENOMEM;
+
+ /* platform data */
+ if (!pdata) {
+ v4l_err(client, "No platform data!\n");
+ return -ENODEV;
+ }
+ state->pdata = *pdata;
+
+ state->i2c_client = client;
+ sd = &state->sd;
+ v4l2_i2c_subdev_init(sd, client, &tc358743_ops);
+ sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS;
+
+ /* i2c access */
+ /* read the interrupt mask register, it should carry the
+ * default values, as it hasn't been touched at this point.
+ */
+ if (i2c_rd16(sd, INTMASK) != 0x0400) {
+ v4l2_info(sd, "not a TC358743 on address 0x%x\n",
+ client->addr << 1);
+ return -ENODEV;
+ }
+
+ /* control handlers */
+ v4l2_ctrl_handler_init(&state->hdl, 3);
+
+ /* private controls */
+ state->detect_tx_5v_ctrl = v4l2_ctrl_new_std(&state->hdl, NULL,
+ V4L2_CID_DV_RX_POWER_PRESENT, 0, 1, 0, 0);
+
+ /* custom controls */
+ state->audio_sampling_rate_ctrl = v4l2_ctrl_new_custom(&state->hdl,
+ &tc358743_ctrl_audio_sampling_rate, NULL);
+
+ state->audio_present_ctrl = v4l2_ctrl_new_custom(&state->hdl,
+ &tc358743_ctrl_audio_present, NULL);
+
+ sd->ctrl_handler = &state->hdl;
+ if (state->hdl.error) {
+ err = state->hdl.error;
+ goto err_hdl;
+ }
+
+ if (tc358743_update_controls(sd)) {
+ err = -ENODEV;
+ goto err_hdl;
+ }
+
+ /* work queues */
+ state->work_queues = create_singlethread_workqueue(client->name);
+ if (!state->work_queues) {
+ v4l2_err(sd, "Could not create work queue\n");
+ err = -ENOMEM;
+ goto err_hdl;
+ }
+
+ INIT_DELAYED_WORK(&state->delayed_work_enable_hotplug,
+ tc358743_delayed_work_enable_hotplug);
+
+ tc358743_initial_setup(sd);
+
+ tc358743_s_dv_timings(sd, &default_timing);
+
+ state->mbus_fmt_code = MEDIA_BUS_FMT_RGB888_1X24;
+ tc358743_set_csi_color_space(sd);
+
+ tc358743_init_interrupts(sd);
+ tc358743_enable_interrupts(sd, tx_5v_power_present(sd));
+ i2c_wr16(sd, INTMASK, ~(MASK_HDMI_MSK | MASK_CSI_MSK) & 0xffff);
+
+ v4l2_ctrl_handler_setup(sd->ctrl_handler);
+
+ v4l2_info(sd, "%s found @ 0x%x (%s)\n", client->name,
+ client->addr << 1, client->adapter->name);
+
+ return 0;
+
+err_hdl:
+ v4l2_ctrl_handler_free(&state->hdl);
+ return err;
+}
+
+static int tc358743_remove(struct i2c_client *client)
+{
+ struct v4l2_subdev *sd = i2c_get_clientdata(client);
+ struct tc358743_state *state = to_state(sd);
+
+ cancel_delayed_work(&state->delayed_work_enable_hotplug);
+ destroy_workqueue(state->work_queues);
+ v4l2_device_unregister_subdev(sd);
+ v4l2_ctrl_handler_free(&state->hdl);
+
+ return 0;
+}
+
+static struct i2c_device_id tc358743_id[] = {
+ {"tc358743", 0},
+ {}
+};
+
+MODULE_DEVICE_TABLE(i2c, tc358743_id);
+
+static struct i2c_driver tc358743_driver = {
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = "tc358743",
+ },
+ .probe = tc358743_probe,
+ .remove = tc358743_remove,
+ .id_table = tc358743_id,
+};
+
+module_i2c_driver(tc358743_driver);
new file mode 100644
@@ -0,0 +1,680 @@
+/*
+ * tc358743 - Toshiba HDMI to CSI-2 bridge - register names and bit masks
+ *
+ * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights
+ * reserved.
+ *
+ * This program is free software; you may redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+/*
+ * References (c = chapter, p = page):
+ * REF_01 - Toshiba, TC358743XBG (H2C), Functional Specification, Rev 0.60
+ */
+
+/* Bit masks has prefix 'MASK_' and options after '_'. */
+
+#ifndef __TC358743_REGS_H
+#define __TC358743_REGS_H
+
+#define CHIPID 0x0000
+#define MASK_CHIPID 0xff00
+#define MASK_REVID 0x00ff
+
+#define SYSCTL 0x0002
+#define MASK_IRRST 0x0800
+#define MASK_CECRST 0x0400
+#define MASK_CTXRST 0x0200
+#define MASK_HDMIRST 0x0100
+#define MASK_SLEEP 0x0001
+
+#define CONFCTL 0x0004
+#define MASK_PWRISO 0x8000
+#define MASK_ACLKOPT 0x1000
+#define MASK_AUDCHNUM 0x0c00
+#define MASK_AUDCHNUM_8 0x0000
+#define MASK_AUDCHNUM_6 0x0400
+#define MASK_AUDCHNUM_4 0x0800
+#define MASK_AUDCHNUM_2 0x0c00
+#define MASK_AUDCHSEL 0x0200
+#define MASK_I2SDLYOPT 0x0100
+#define MASK_YCBCRFMT 0x00c0
+#define MASK_YCBCRFMT_444 0x0000
+#define MASK_YCBCRFMT_422_12_BIT 0x0040
+#define MASK_YCBCRFMT_COLORBAR 0x0080
+#define MASK_YCBCRFMT_422_8_BIT 0x00c0
+#define MASK_INFRMEN 0x0020
+#define MASK_AUDOUTSEL 0x0018
+#define MASK_AUDOUTSEL_CSI 0x0000
+#define MASK_AUDOUTSEL_I2S 0x0010
+#define MASK_AUDOUTSEL_TDM 0x0018
+#define MASK_AUTOINDEX 0x0004
+#define MASK_ABUFEN 0x0002
+#define MASK_VBUFEN 0x0001
+
+#define FIFOCTL 0x0006
+
+#define INTSTATUS 0x0014
+#define MASK_AMUTE_INT 0x0400
+#define MASK_HDMI_INT 0x0200
+#define MASK_CSI_INT 0x0100
+#define MASK_SYS_INT 0x0020
+#define MASK_CEC_EINT 0x0010
+#define MASK_CEC_TINT 0x0008
+#define MASK_CEC_RINT 0x0004
+#define MASK_IR_EINT 0x0002
+#define MASK_IR_DINT 0x0001
+
+#define INTMASK 0x0016
+#define MASK_AMUTE_MSK 0x0400
+#define MASK_HDMI_MSK 0x0200
+#define MASK_CSI_MSK 0x0100
+#define MASK_SYS_MSK 0x0020
+#define MASK_CEC_EMSK 0x0010
+#define MASK_CEC_TMSK 0x0008
+#define MASK_CEC_RMSK 0x0004
+#define MASK_IR_EMSK 0x0002
+#define MASK_IR_DMSK 0x0001
+
+#define INTFLAG 0x0018
+#define INTSYSSTATUS 0x001A
+
+#define PLLCTL0 0x0020
+#define MASK_PLL_PRD 0xf000
+#define SET_PLL_PRD(prd) ((((prd) - 1) << 12) &\
+ MASK_PLL_PRD)
+#define MASK_PLL_FBD 0x01ff
+#define SET_PLL_FBD(fbd) (((fbd) - 1) & MASK_PLL_FBD)
+
+#define PLLCTL1 0x0022
+#define MASK_PLL_FRS 0x0c00
+#define SET_PLL_FRS(frs) (((frs) << 10) & MASK_PLL_FRS)
+#define MASK_PLL_LBWS 0x0300
+#define MASK_LFBREN 0x0040
+#define MASK_BYPCKEN 0x0020
+#define MASK_CKEN 0x0010
+#define MASK_RESETB 0x0002
+#define MASK_PLL_EN 0x0001
+
+#define CLW_CNTRL 0x0140
+#define MASK_CLW_LANEDISABLE 0x0001
+
+#define D0W_CNTRL 0x0144
+#define MASK_D0W_LANEDISABLE 0x0001
+
+#define D1W_CNTRL 0x0148
+#define MASK_D1W_LANEDISABLE 0x0001
+
+#define D2W_CNTRL 0x014C
+#define MASK_D2W_LANEDISABLE 0x0001
+
+#define D3W_CNTRL 0x0150
+#define MASK_D3W_LANEDISABLE 0x0001
+
+#define STARTCNTRL 0x0204
+#define MASK_START 0x00000001
+
+#define LINEINITCNT 0x0210
+#define LPTXTIMECNT 0x0214
+#define TCLK_HEADERCNT 0x0218
+#define TCLK_TRAILCNT 0x021C
+#define THS_HEADERCNT 0x0220
+#define TWAKEUP 0x0224
+#define TCLK_POSTCNT 0x0228
+#define THS_TRAILCNT 0x022C
+#define HSTXVREGCNT 0x0230
+
+#define HSTXVREGEN 0x0234
+#define MASK_D3M_HSTXVREGEN 0x0010
+#define MASK_D2M_HSTXVREGEN 0x0008
+#define MASK_D1M_HSTXVREGEN 0x0004
+#define MASK_D0M_HSTXVREGEN 0x0002
+#define MASK_CLM_HSTXVREGEN 0x0001
+
+
+#define TXOPTIONCNTRL 0x0238
+#define MASK_CONTCLKMODE 0x00000001
+
+#define CSI_CONTROL 0x040C
+#define MASK_CSI_MODE 0x8000
+#define MASK_HTXTOEN 0x0400
+#define MASK_TXHSMD 0x0080
+#define MASK_HSCKMD 0x0020
+#define MASK_NOL 0x0006
+#define MASK_NOL_1 0x0000
+#define MASK_NOL_2 0x0002
+#define MASK_NOL_3 0x0004
+#define MASK_NOL_4 0x0006
+#define MASK_EOTDIS 0x0001
+
+#define CSI_INT 0x0414
+#define MASK_INTHLT 0x00000008
+#define MASK_INTER 0x00000004
+
+#define CSI_INT_ENA 0x0418
+#define MASK_IENHLT 0x00000008
+#define MASK_IENER 0x00000004
+
+#define CSI_ERR 0x044C
+#define MASK_INER 0x00000200
+#define MASK_WCER 0x00000100
+#define MASK_QUNK 0x00000010
+#define MASK_TXBRK 0x00000002
+
+#define CSI_ERR_INTENA 0x0450
+#define CSI_ERR_HALT 0x0454
+
+#define CSI_CONFW 0x0500
+#define MASK_MODE 0xe0000000
+#define MASK_MODE_SET 0xa0000000
+#define MASK_MODE_CLEAR 0xc0000000
+#define MASK_ADDRESS 0x1f000000
+#define MASK_ADDRESS_CSI_CONTROL 0x03000000
+#define MASK_ADDRESS_CSI_INT_ENA 0x06000000
+#define MASK_ADDRESS_CSI_ERR_INTENA 0x14000000
+#define MASK_ADDRESS_CSI_ERR_HALT 0x15000000
+#define MASK_DATA 0x0000ffff
+
+#define CSI_INT_CLR 0x050C
+#define MASK_ICRER 0x00000004
+
+#define CSI_START 0x0518
+#define MASK_STRT 0x00000001
+
+#define CECEN 0x0600
+#define MASK_CECEN 0x0001
+
+#define HDMI_INT0 0x8500
+#define MASK_I_KEY 0x80
+#define MASK_I_MISC 0x02
+#define MASK_I_PHYERR 0x01
+
+#define HDMI_INT1 0x8501
+#define MASK_I_GBD 0x80
+#define MASK_I_HDCP 0x40
+#define MASK_I_ERR 0x20
+#define MASK_I_AUD 0x10
+#define MASK_I_CBIT 0x08
+#define MASK_I_PACKET 0x04
+#define MASK_I_CLK 0x02
+#define MASK_I_SYS 0x01
+
+#define SYS_INT 0x8502
+#define MASK_I_ACR_CTS 0x80
+#define MASK_I_ACRN 0x40
+#define MASK_I_DVI 0x20
+#define MASK_I_HDMI 0x10
+#define MASK_I_NOPMBDET 0x08
+#define MASK_I_DPMBDET 0x04
+#define MASK_I_TMDS 0x02
+#define MASK_I_DDC 0x01
+
+#define CLK_INT 0x8503
+#define MASK_I_OUT_H_CHG 0x40
+#define MASK_I_IN_DE_CHG 0x20
+#define MASK_I_IN_HV_CHG 0x10
+#define MASK_I_DC_CHG 0x08
+#define MASK_I_PXCLK_CHG 0x04
+#define MASK_I_PHYCLK_CHG 0x02
+#define MASK_I_TMDSCLK_CHG 0x01
+
+#define CBIT_INT 0x8505
+#define MASK_I_AF_LOCK 0x80
+#define MASK_I_AF_UNLOCK 0x40
+#define MASK_I_CBIT_FS 0x02
+
+#define AUDIO_INT 0x8506
+
+#define ERR_INT 0x8507
+#define MASK_I_EESS_ERR 0x80
+
+#define HDCP_INT 0x8508
+#define MASK_I_AVM_SET 0x80
+#define MASK_I_AVM_CLR 0x40
+#define MASK_I_LINKERR 0x20
+#define MASK_I_SHA_END 0x10
+#define MASK_I_R0_END 0x08
+#define MASK_I_KM_END 0x04
+#define MASK_I_AKSV_END 0x02
+#define MASK_I_AN_END 0x01
+
+#define MISC_INT 0x850B
+#define MASK_I_AS_LAYOUT 0x10
+#define MASK_I_NO_SPD 0x08
+#define MASK_I_NO_VS 0x03
+#define MASK_I_SYNC_CHG 0x02
+#define MASK_I_AUDIO_MUTE 0x01
+
+#define KEY_INT 0x850F
+
+#define SYS_INTM 0x8512
+#define MASK_M_ACR_CTS 0x80
+#define MASK_M_ACR_N 0x40
+#define MASK_M_DVI_DET 0x20
+#define MASK_M_HDMI_DET 0x10
+#define MASK_M_NOPMBDET 0x08
+#define MASK_M_BPMBDET 0x04
+#define MASK_M_TMDS 0x02
+#define MASK_M_DDC 0x01
+
+#define CLK_INTM 0x8513
+#define MASK_M_OUT_H_CHG 0x40
+#define MASK_M_IN_DE_CHG 0x20
+#define MASK_M_IN_HV_CHG 0x10
+#define MASK_M_DC_CHG 0x08
+#define MASK_M_PXCLK_CHG 0x04
+#define MASK_M_PHYCLK_CHG 0x02
+#define MASK_M_TMDS_CHG 0x01
+
+#define PACKET_INTM 0x8514
+
+#define CBIT_INTM 0x8515
+#define MASK_M_AF_LOCK 0x80
+#define MASK_M_AF_UNLOCK 0x40
+#define MASK_M_CBIT_FS 0x02
+
+#define AUDIO_INTM 0x8516
+#define MASK_M_BUFINIT_END 0x01
+
+#define ERR_INTM 0x8517
+#define MASK_M_EESS_ERR 0x80
+
+#define HDCP_INTM 0x8518
+#define MASK_M_AVM_SET 0x80
+#define MASK_M_AVM_CLR 0x40
+#define MASK_M_LINKERR 0x20
+#define MASK_M_SHA_END 0x10
+#define MASK_M_R0_END 0x08
+#define MASK_M_KM_END 0x04
+#define MASK_M_AKSV_END 0x02
+#define MASK_M_AN_END 0x01
+
+#define MISC_INTM 0x851B
+#define MASK_M_AS_LAYOUT 0x10
+#define MASK_M_NO_SPD 0x08
+#define MASK_M_NO_VS 0x03
+#define MASK_M_SYNC_CHG 0x02
+#define MASK_M_AUDIO_MUTE 0x01
+
+#define KEY_INTM 0x851F
+
+#define SYS_STATUS 0x8520
+#define MASK_S_SYNC 0x80
+#define MASK_S_AVMUTE 0x40
+#define MASK_S_HDCP 0x20
+#define MASK_S_HDMI 0x10
+#define MASK_S_PHY_SCDT 0x08
+#define MASK_S_PHY_PLL 0x04
+#define MASK_S_TMDS 0x02
+#define MASK_S_DDC5V 0x01
+
+#define CSI_STATUS 0x0410
+#define MASK_S_WSYNC 0x0400
+#define MASK_S_TXACT 0x0200
+#define MASK_S_RXACT 0x0100
+#define MASK_S_HLT 0x0001
+
+#define VI_STATUS1 0x8522
+#define MASK_S_V_GBD 0x08
+#define MASK_S_DEEPCOLOR 0x0c
+#define MASK_S_V_422 0x02
+#define MASK_S_V_INTERLACE 0x01
+
+#define AU_STATUS0 0x8523
+#define MASK_S_A_SAMPLE 0x01
+
+#define VI_STATUS3 0x8528
+#define MASK_S_V_COLOR 0x1e
+#define MASK_LIMITED 0x01
+
+#define PHY_CTL0 0x8531
+#define MASK_PHY_SYSCLK_IND 0x02
+#define MASK_PHY_CTL 0x01
+
+
+#define PHY_CTL1 0x8532 /* Not in REF_01 */
+#define MASK_PHY_AUTO_RST1 0xf0
+#define MASK_PHY_AUTO_RST1_OFF 0x00
+#define SET_PHY_AUTO_RST1_US(us) ((((us) / 200) << 4) & \
+ MASK_PHY_AUTO_RST1)
+#define MASK_FREQ_RANGE_MODE 0x0f
+#define SET_FREQ_RANGE_MODE_CYCLES(cycles) (((cycles) - 1) & \
+ MASK_FREQ_RANGE_MODE)
+
+#define PHY_CTL2 0x8533 /* Not in REF_01 */
+#define MASK_PHY_AUTO_RST4 0x04
+#define MASK_PHY_AUTO_RST3 0x02
+#define MASK_PHY_AUTO_RST2 0x01
+#define MASK_PHY_AUTO_RSTn (MASK_PHY_AUTO_RST4 | \
+ MASK_PHY_AUTO_RST3 | \
+ MASK_PHY_AUTO_RST2)
+
+#define PHY_EN 0x8534
+#define MASK_ENABLE_PHY 0x01
+
+#define PHY_RST 0x8535
+#define MASK_RESET_CTRL 0x01 /* Reset active low */
+
+#define PHY_BIAS 0x8536 /* Not in REF_01 */
+
+#define PHY_CSQ 0x853F /* Not in REF_01 */
+#define MASK_CSQ_CNT 0x0f
+#define SET_CSQ_CNT_LEVEL(n) (n & MASK_CSQ_CNT)
+
+#define SYS_FREQ0 0x8540
+#define SYS_FREQ1 0x8541
+
+#define SYS_CLK 0x8542 /* Not in REF_01 */
+#define MASK_CLK_DIFF 0x0C
+#define MASK_CLK_DIV 0x03
+
+#define DDC_CTL 0x8543
+#define MASK_DDC_ACK_POL 0x08
+#define MASK_DDC_ACTION 0x04
+#define MASK_DDC5V_MODE 0x03
+#define MASK_DDC5V_MODE_0MS 0x00
+#define MASK_DDC5V_MODE_50MS 0x01
+#define MASK_DDC5V_MODE_100MS 0x02
+#define MASK_DDC5V_MODE_200MS 0x03
+
+#define HPD_CTL 0x8544
+#define MASK_HPD_CTL0 0x10
+#define MASK_HPD_OUT0 0x01
+
+#define ANA_CTL 0x8545
+#define MASK_APPL_PCSX 0x30
+#define MASK_APPL_PCSX_HIZ 0x00
+#define MASK_APPL_PCSX_L_FIX 0x10
+#define MASK_APPL_PCSX_H_FIX 0x20
+#define MASK_APPL_PCSX_NORMAL 0x30
+#define MASK_ANALOG_ON 0x01
+
+#define AVM_CTL 0x8546
+
+#define INIT_END 0x854A
+#define MASK_INIT_END 0x01
+
+#define HDMI_DET 0x8552
+#define MASK_HDMI_DET_MOD1 0x80
+#define MASK_HDMI_DET_MOD0 0x40
+#define MASK_HDMI_DET_V 0x30
+#define MASK_HDMI_DET_V_SYNC 0x00
+#define MASK_HDMI_DET_V_ASYNC_25MS 0x10
+#define MASK_HDMI_DET_V_ASYNC_50MS 0x20
+#define MASK_HDMI_DET_V_ASYNC_100MS 0x30
+#define MASK_HDMI_DET_NUM 0x0f
+
+#define HDCP_MODE 0x8560
+#define MASK_MODE_RST_TN 0x20
+#define MASK_LINE_REKEY 0x10
+#define MASK_AUTO_CLR 0x04
+
+#define HDCP_REG1 0x8563 /* Not in REF_01 */
+#define MASK_AUTH_UNAUTH_SEL 0x70
+#define MASK_AUTH_UNAUTH_SEL_12_FRAMES 0x70
+#define MASK_AUTH_UNAUTH_SEL_8_FRAMES 0x60
+#define MASK_AUTH_UNAUTH_SEL_4_FRAMES 0x50
+#define MASK_AUTH_UNAUTH_SEL_2_FRAMES 0x40
+#define MASK_AUTH_UNAUTH_SEL_64_FRAMES 0x30
+#define MASK_AUTH_UNAUTH_SEL_32_FRAMES 0x20
+#define MASK_AUTH_UNAUTH_SEL_16_FRAMES 0x10
+#define MASK_AUTH_UNAUTH_SEL_ONCE 0x00
+#define MASK_AUTH_UNAUTH 0x01
+#define MASK_AUTH_UNAUTH_AUTO 0x01
+
+#define HDCP_REG2 0x8564 /* Not in REF_01 */
+#define MASK_AUTO_P3_RESET 0x0F
+#define SET_AUTO_P3_RESET_FRAMES(n) (n & MASK_AUTO_P3_RESET)
+#define MASK_AUTO_P3_RESET_OFF 0x00
+
+#define VI_MODE 0x8570
+#define MASK_RGB_DVI 0x08 /* Not in REF_01 */
+
+#define VOUT_SET2 0x8573
+#define MASK_SEL422 0x80
+#define MASK_VOUT_422FIL_100 0x40
+#define MASK_VOUTCOLORMODE 0x03
+#define MASK_VOUTCOLORMODE_THROUGH 0x00
+#define MASK_VOUTCOLORMODE_AUTO 0x01
+#define MASK_VOUTCOLORMODE_MANUAL 0x03
+
+#define VOUT_SET3 0x8574
+#define MASK_VOUT_EXTCNT 0x08
+
+#define VI_REP 0x8576
+#define MASK_VOUT_COLOR_SEL 0xe0
+#define MASK_VOUT_COLOR_RGB_FULL 0x00
+#define MASK_VOUT_COLOR_RGB_LIMITED 0x20
+#define MASK_VOUT_COLOR_601_YCBCR_FULL 0x40
+#define MASK_VOUT_COLOR_601_YCBCR_LIMITED 0x60
+#define MASK_VOUT_COLOR_709_YCBCR_FULL 0x80
+#define MASK_VOUT_COLOR_709_YCBCR_LIMITED 0xa0
+#define MASK_VOUT_COLOR_FULL_TO_LIMITED 0xc0
+#define MASK_VOUT_COLOR_LIMITED_TO_FULL 0xe0
+#define MASK_IN_REP_HEN 0x10
+#define MASK_IN_REP 0x0f
+
+#define VI_MUTE 0x857F
+#define MASK_AUTO_MUTE 0xc0
+#define MASK_VI_MUTE 0x10
+
+#define DE_WIDTH_H_LO 0x8582 /* Not in REF_01 */
+#define DE_WIDTH_H_HI 0x8583 /* Not in REF_01 */
+#define DE_WIDTH_V_LO 0x8588 /* Not in REF_01 */
+#define DE_WIDTH_V_HI 0x8589 /* Not in REF_01 */
+#define H_SIZE_LO 0x858A /* Not in REF_01 */
+#define H_SIZE_HI 0x858B /* Not in REF_01 */
+#define V_SIZE_LO 0x858C /* Not in REF_01 */
+#define V_SIZE_HI 0x858D /* Not in REF_01 */
+#define FV_CNT_LO 0x85A1 /* Not in REF_01 */
+#define FV_CNT_HI 0x85A2 /* Not in REF_01 */
+
+#define FH_MIN0 0x85AA /* Not in REF_01 */
+#define FH_MIN1 0x85AB /* Not in REF_01 */
+#define FH_MAX0 0x85AC /* Not in REF_01 */
+#define FH_MAX1 0x85AD /* Not in REF_01 */
+#define HV_RST 0x85AF /* Not in REF_01 */
+#define MASK_H_PI_RST 0x20
+#define MASK_V_PI_RST 0x10
+
+#define EDID_MODE 0x85C7
+#define MASK_EDID_SPEED 0x40
+#define MASK_EDID_MODE 0x03
+#define MASK_EDID_MODE_DISABLE 0x00
+#define MASK_EDID_MODE_DDC2B 0x01
+#define MASK_EDID_MODE_E_DDC 0x02
+
+#define EDID_LEN1 0x85CA
+#define EDID_LEN2 0x85CB
+
+#define HDCP_REG3 0x85D1 /* Not in REF_01 */
+#define KEY_RD_CMD 0x01
+
+#define FORCE_MUTE 0x8600
+#define MASK_FORCE_AMUTE 0x10
+#define MASK_FORCE_DMUTE 0x01
+
+#define CMD_AUD 0x8601
+#define MASK_CMD_BUFINIT 0x04
+#define MASK_CMD_LOCKDET 0x02
+#define MASK_CMD_MUTE 0x01
+
+#define AUTO_CMD0 0x8602
+#define MASK_AUTO_MUTE7 0x80
+#define MASK_AUTO_MUTE6 0x40
+#define MASK_AUTO_MUTE5 0x20
+#define MASK_AUTO_MUTE4 0x10
+#define MASK_AUTO_MUTE3 0x08
+#define MASK_AUTO_MUTE2 0x04
+#define MASK_AUTO_MUTE1 0x02
+#define MASK_AUTO_MUTE0 0x01
+
+#define AUTO_CMD1 0x8603
+#define MASK_AUTO_MUTE10 0x04
+#define MASK_AUTO_MUTE9 0x02
+#define MASK_AUTO_MUTE8 0x01
+
+#define AUTO_CMD2 0x8604
+#define MASK_AUTO_PLAY3 0x08
+#define MASK_AUTO_PLAY2 0x04
+
+#define BUFINIT_START 0x8606
+#define SET_BUFINIT_START_MS(milliseconds) ((milliseconds) / 100)
+
+#define FS_MUTE 0x8607
+#define MASK_FS_ELSE_MUTE 0x80
+#define MASK_FS22_MUTE 0x40
+#define MASK_FS24_MUTE 0x20
+#define MASK_FS88_MUTE 0x10
+#define MASK_FS96_MUTE 0x08
+#define MASK_FS176_MUTE 0x04
+#define MASK_FS192_MUTE 0x02
+#define MASK_FS_NO_MUTE 0x01
+
+#define FS_IMODE 0x8620
+#define MASK_NLPCM_HMODE 0x40
+#define MASK_NLPCM_SMODE 0x20
+#define MASK_NLPCM_IMODE 0x10
+#define MASK_FS_HMODE 0x08
+#define MASK_FS_AMODE 0x04
+#define MASK_FS_SMODE 0x02
+#define MASK_FS_IMODE 0x01
+
+#define FS_SET 0x8621
+#define MASK_FS 0x0f
+
+#define LOCKDET_REF0 0x8630
+#define LOCKDET_REF1 0x8631
+#define LOCKDET_REF2 0x8632
+
+#define ACR_MODE 0x8640
+#define MASK_ACR_LOAD 0x10
+#define MASK_N_MODE 0x04
+#define MASK_CTS_MODE 0x01
+
+#define ACR_MDF0 0x8641
+#define MASK_ACR_L2MDF 0x70
+#define MASK_ACR_L2MDF_0_PPM 0x00
+#define MASK_ACR_L2MDF_61_PPM 0x10
+#define MASK_ACR_L2MDF_122_PPM 0x20
+#define MASK_ACR_L2MDF_244_PPM 0x30
+#define MASK_ACR_L2MDF_488_PPM 0x40
+#define MASK_ACR_L2MDF_976_PPM 0x50
+#define MASK_ACR_L2MDF_1976_PPM 0x60
+#define MASK_ACR_L2MDF_3906_PPM 0x70
+#define MASK_ACR_L1MDF 0x07
+#define MASK_ACR_L1MDF_0_PPM 0x00
+#define MASK_ACR_L1MDF_61_PPM 0x01
+#define MASK_ACR_L1MDF_122_PPM 0x02
+#define MASK_ACR_L1MDF_244_PPM 0x03
+#define MASK_ACR_L1MDF_488_PPM 0x04
+#define MASK_ACR_L1MDF_976_PPM 0x05
+#define MASK_ACR_L1MDF_1976_PPM 0x06
+#define MASK_ACR_L1MDF_3906_PPM 0x07
+
+#define ACR_MDF1 0x8642
+#define MASK_ACR_L3MDF 0x07
+#define MASK_ACR_L3MDF_0_PPM 0x00
+#define MASK_ACR_L3MDF_61_PPM 0x01
+#define MASK_ACR_L3MDF_122_PPM 0x02
+#define MASK_ACR_L3MDF_244_PPM 0x03
+#define MASK_ACR_L3MDF_488_PPM 0x04
+#define MASK_ACR_L3MDF_976_PPM 0x05
+#define MASK_ACR_L3MDF_1976_PPM 0x06
+#define MASK_ACR_L3MDF_3906_PPM 0x07
+
+#define SDO_MODE1 0x8652
+#define MASK_SDO_BIT_LENG 0x70
+#define MASK_SDO_FMT 0x03
+#define MASK_SDO_FMT_RIGHT 0x00
+#define MASK_SDO_FMT_LEFT 0x01
+#define MASK_SDO_FMT_I2S 0x02
+
+#define DIV_MODE 0x8665 /* Not in REF_01 */
+#define MASK_DIV_DLY 0xf0
+#define SET_DIV_DLY_MS(milliseconds) ((((milliseconds) / 100) << 4) & \
+ MASK_DIV_DLY)
+#define MASK_DIV_MODE 0x01
+
+#define NCO_F0_MOD 0x8670
+#define MASK_NCO_F0_MOD 0x03
+#define MASK_NCO_F0_MOD_42MHZ 0x00
+#define MASK_NCO_F0_MOD_27MHZ 0x01
+
+#define PK_INT_MODE 0x8709
+#define MASK_ISRC2_INT_MODE 0x80
+#define MASK_ISRC_INT_MODE 0x40
+#define MASK_ACP_INT_MODE 0x20
+#define MASK_VS_INT_MODE 0x10
+#define MASK_SPD_INT_MODE 0x08
+#define MASK_MS_INT_MODE 0x04
+#define MASK_AUD_INT_MODE 0x02
+#define MASK_AVI_INT_MODE 0x01
+
+#define NO_PKT_LIMIT 0x870B
+#define MASK_NO_ACP_LIMIT 0xf0
+#define SET_NO_ACP_LIMIT_MS(milliseconds) ((((milliseconds) / 80) << 4) & \
+ MASK_NO_ACP_LIMIT)
+#define MASK_NO_AVI_LIMIT 0x0f
+#define SET_NO_AVI_LIMIT_MS(milliseconds) (((milliseconds) / 80) & \
+ MASK_NO_AVI_LIMIT)
+
+#define NO_PKT_CLR 0x870C
+#define MASK_NO_VS_CLR 0x40
+#define MASK_NO_SPD_CLR 0x20
+#define MASK_NO_ACP_CLR 0x10
+#define MASK_NO_AVI_CLR1 0x02
+#define MASK_NO_AVI_CLR0 0x01
+
+#define ERR_PK_LIMIT 0x870D
+#define NO_PKT_LIMIT2 0x870E
+#define PK_AVI_0HEAD 0x8710
+#define PK_AVI_1HEAD 0x8711
+#define PK_AVI_2HEAD 0x8712
+#define PK_AVI_0BYTE 0x8713
+#define PK_AVI_1BYTE 0x8714
+#define PK_AVI_2BYTE 0x8715
+#define PK_AVI_3BYTE 0x8716
+#define PK_AVI_4BYTE 0x8717
+#define PK_AVI_5BYTE 0x8718
+#define PK_AVI_6BYTE 0x8719
+#define PK_AVI_7BYTE 0x871A
+#define PK_AVI_8BYTE 0x871B
+#define PK_AVI_9BYTE 0x871C
+#define PK_AVI_10BYTE 0x871D
+#define PK_AVI_11BYTE 0x871E
+#define PK_AVI_12BYTE 0x871F
+#define PK_AVI_13BYTE 0x8720
+#define PK_AVI_14BYTE 0x8721
+#define PK_AVI_15BYTE 0x8722
+#define PK_AVI_16BYTE 0x8723
+
+#define BKSV 0x8800
+
+#define BCAPS 0x8840
+#define MASK_HDMI_RSVD 0x80
+#define MASK_REPEATER 0x40
+#define MASK_READY 0x20
+#define MASK_FASTI2C 0x10
+#define MASK_1_1_FEA 0x02
+#define MASK_FAST_REAU 0x01
+
+#define BSTATUS1 0x8842
+#define MASK_MAX_EXCED 0x08
+
+#define EDID_RAM 0x8C00
+#define NO_GDB_LIMIT 0x9007
+
+#endif
new file mode 100644
@@ -0,0 +1,92 @@
+/*
+ * tc358743 - Toshiba HDMI to CSI-2 bridge
+ *
+ * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights
+ * reserved.
+ *
+ * This program is free software; you may redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ */
+
+/*
+ * References (c = chapter, p = page):
+ * REF_01 - Toshiba, TC358743XBG (H2C), Functional Specification, Rev 0.60
+ * REF_02 - Toshiba, TC358743XBG_HDMI-CSI_Tv11p_nm.xls
+ */
+
+#ifndef _TC358743_
+#define _TC358743_
+
+enum tc358743_ddc5v_delays {
+ DDC5V_DELAY_0MS,
+ DDC5V_DELAY_50MS,
+ DDC5V_DELAY_100MS,
+ DDC5V_DELAY_200MS,
+};
+
+struct tc358743_platform_data {
+ /* System clock connected to REFCLK (pin H5) */
+ u32 refclk_hz; /* 26 MHz, 27 MHz or 42 MHz */
+
+ /* DDC +5V debounce delay */
+ enum tc358743_ddc5v_delays ddc5v_delay;
+
+ bool enable_hdcp;
+
+ /*
+ * The FIFO size is 512x32, so Toshiba recommend to set the default FIFO
+ * level to somewhere in the middle (e.g. 300), so it can cover speed
+ * mismatches in input and output ports.
+ */
+ u16 fifo_level;
+
+ /* Bps pr lane is (refclk_hz / pll_prd) * pll_fbd */
+ u16 pll_prd;
+ u16 pll_fbd;
+
+ /* CSI
+ * Calculate CSI parameters with REF_02 for the highest resolution your
+ * CSI interface can handle. The driver will adjust the number of CSI
+ * lanes in use according to the pixel clock.
+ *
+ * The values in brackets are calculated with REF_02 when the number of
+ * bps pr lane is 823.5 MHz, and can serve as a starting point.
+ */
+ u32 lineinitcnt; /* (0x00001770) */
+ u32 lptxtimecnt; /* (0x00000005) */
+ u32 tclk_headercnt; /* (0x00001d04) */
+ u32 tclk_trailcnt; /* (0x00000000) */
+ u32 ths_headercnt; /* (0x00000505) */
+ u32 twakeup; /* (0x00004650) */
+ u32 tclk_postcnt; /* (0x00000000) */
+ u32 ths_trailcnt; /* (0x00000004) */
+ u32 hstxvregcnt; /* (0x00000005) */
+
+ /* HDMI PHY */
+ u8 phy_auto_rst; /* PHY_CTL2 */
+ u8 hdmi_det_v; /* HDMI_DET */
+ bool h_pi_rst; /* HV_RST */
+ bool v_pi_rst; /* HV_RST */
+};
+
+/* notify events */
+#define TC358743_FMT_CHANGE 1
+
+/* custom controls */
+/* Audio sample rate in Hz */
+#define TC358743_CID_AUDIO_SAMPLING_RATE (V4L2_CID_USER_TC358743_BASE + 0)
+/* Audio present status */
+#define TC358743_CID_AUDIO_PRESENT (V4L2_CID_USER_TC358743_BASE + 1)
+
+#endif
@@ -174,6 +174,10 @@ enum v4l2_colorfx {
* We reserve 16 controls for this driver. */
#define V4L2_CID_USER_ADV7180_BASE (V4L2_CID_USER_BASE + 0x1070)
+/* The base for the tc358743 driver controls.
+ * We reserve 16 controls for this driver. */
+#define V4L2_CID_USER_TC358743_BASE (V4L2_CID_USER_BASE + 0x1080)
+
/* MPEG-class control IDs */
/* The MPEG controls are applicable to all codec controls
* and the 'MPEG' part of the define is historical */