summaryrefslogtreecommitdiff
path: root/drivers/media/i2c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/i2c')
-rw-r--r--drivers/media/i2c/ccs/ccs-core.c18
-rw-r--r--drivers/media/i2c/ccs/ccs-data.c15
-rw-r--r--drivers/media/i2c/ds90ub913.c26
-rw-r--r--drivers/media/i2c/ds90ub953.c56
-rw-r--r--drivers/media/i2c/ds90ub960.c188
-rw-r--r--drivers/media/i2c/imx208.c2
-rw-r--r--drivers/media/i2c/imx290.c81
-rw-r--r--drivers/media/i2c/imx296.c2
-rw-r--r--drivers/media/i2c/imx412.c42
-rw-r--r--drivers/media/i2c/ov2740.c58
-rw-r--r--drivers/media/i2c/ov5640.c1
-rw-r--r--drivers/media/i2c/ov9282.c2
12 files changed, 360 insertions, 131 deletions
diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c
index e1ae0f9fad43..2cdab2f3d9dc 100644
--- a/drivers/media/i2c/ccs/ccs-core.c
+++ b/drivers/media/i2c/ccs/ccs-core.c
@@ -3335,9 +3335,11 @@ static int ccs_probe(struct i2c_client *client)
rval = request_firmware(&fw, filename, &client->dev);
if (!rval) {
- ccs_data_parse(&sensor->sdata, fw->data, fw->size, &client->dev,
- true);
+ rval = ccs_data_parse(&sensor->sdata, fw->data, fw->size,
+ &client->dev, true);
release_firmware(fw);
+ if (rval)
+ goto out_power_off;
}
if (!(ccsdev->flags & CCS_DEVICE_FLAG_IS_SMIA) ||
@@ -3351,9 +3353,11 @@ static int ccs_probe(struct i2c_client *client)
rval = request_firmware(&fw, filename, &client->dev);
if (!rval) {
- ccs_data_parse(&sensor->mdata, fw->data, fw->size,
- &client->dev, true);
+ rval = ccs_data_parse(&sensor->mdata, fw->data,
+ fw->size, &client->dev, true);
release_firmware(fw);
+ if (rval)
+ goto out_release_sdata;
}
}
@@ -3566,15 +3570,15 @@ out_disable_runtime_pm:
out_cleanup:
ccs_cleanup(sensor);
+out_free_ccs_limits:
+ kfree(sensor->ccs_limits);
+
out_release_mdata:
kvfree(sensor->mdata.backing);
out_release_sdata:
kvfree(sensor->sdata.backing);
-out_free_ccs_limits:
- kfree(sensor->ccs_limits);
-
out_power_off:
ccs_power_off(&client->dev);
mutex_destroy(&sensor->mutex);
diff --git a/drivers/media/i2c/ccs/ccs-data.c b/drivers/media/i2c/ccs/ccs-data.c
index 08400edf77ce..f469afcea680 100644
--- a/drivers/media/i2c/ccs/ccs-data.c
+++ b/drivers/media/i2c/ccs/ccs-data.c
@@ -10,6 +10,7 @@
#include <linux/limits.h>
#include <linux/mm.h>
#include <linux/slab.h>
+#include <linux/string.h>
#include "ccs-data-defs.h"
@@ -97,7 +98,7 @@ ccs_data_parse_length_specifier(const struct __ccs_data_length_specifier *__len,
plen = ((size_t)
(__len3->length[0] &
((1 << CCS_DATA_LENGTH_SPECIFIER_SIZE_SHIFT) - 1))
- << 16) + (__len3->length[0] << 8) + __len3->length[1];
+ << 16) + (__len3->length[1] << 8) + __len3->length[2];
break;
}
default:
@@ -948,15 +949,15 @@ int ccs_data_parse(struct ccs_data_container *ccsdata, const void *data,
rval = __ccs_data_parse(&bin, ccsdata, data, len, dev, verbose);
if (rval)
- return rval;
+ goto out_cleanup;
rval = bin_backing_alloc(&bin);
if (rval)
- return rval;
+ goto out_cleanup;
rval = __ccs_data_parse(&bin, ccsdata, data, len, dev, false);
if (rval)
- goto out_free;
+ goto out_cleanup;
if (verbose && ccsdata->version)
print_ccs_data_version(dev, ccsdata->version);
@@ -965,15 +966,17 @@ int ccs_data_parse(struct ccs_data_container *ccsdata, const void *data,
rval = -EPROTO;
dev_dbg(dev, "parsing mismatch; base %p; now %p; end %p\n",
bin.base, bin.now, bin.end);
- goto out_free;
+ goto out_cleanup;
}
ccsdata->backing = bin.base;
return 0;
-out_free:
+out_cleanup:
kvfree(bin.base);
+ memset(ccsdata, 0, sizeof(*ccsdata));
+ dev_warn(dev, "failed to parse CCS static data: %d\n", rval);
return rval;
}
diff --git a/drivers/media/i2c/ds90ub913.c b/drivers/media/i2c/ds90ub913.c
index 79bddfee2e2e..fd2d2d5272bf 100644
--- a/drivers/media/i2c/ds90ub913.c
+++ b/drivers/media/i2c/ds90ub913.c
@@ -8,6 +8,7 @@
* Copyright (c) 2023 Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
*/
+#include <linux/bitfield.h>
#include <linux/clk-provider.h>
#include <linux/clk.h>
#include <linux/delay.h>
@@ -146,6 +147,19 @@ static int ub913_write(const struct ub913_data *priv, u8 reg, u8 val)
return ret;
}
+static int ub913_update_bits(const struct ub913_data *priv, u8 reg, u8 mask,
+ u8 val)
+{
+ int ret;
+
+ ret = regmap_update_bits(priv->regmap, reg, mask, val);
+ if (ret < 0)
+ dev_err(&priv->client->dev,
+ "Cannot update register 0x%02x %d!\n", reg, ret);
+
+ return ret;
+}
+
/*
* GPIO chip
*/
@@ -733,10 +747,13 @@ static int ub913_hw_init(struct ub913_data *priv)
if (ret)
return dev_err_probe(dev, ret, "i2c master init failed\n");
- ub913_read(priv, UB913_REG_GENERAL_CFG, &v);
- v &= ~UB913_REG_GENERAL_CFG_PCLK_RISING;
- v |= priv->pclk_polarity_rising ? UB913_REG_GENERAL_CFG_PCLK_RISING : 0;
- ub913_write(priv, UB913_REG_GENERAL_CFG, v);
+ ret = ub913_update_bits(priv, UB913_REG_GENERAL_CFG,
+ UB913_REG_GENERAL_CFG_PCLK_RISING,
+ FIELD_PREP(UB913_REG_GENERAL_CFG_PCLK_RISING,
+ priv->pclk_polarity_rising));
+
+ if (ret)
+ return ret;
return 0;
}
@@ -793,7 +810,6 @@ static void ub913_subdev_uninit(struct ub913_data *priv)
v4l2_async_unregister_subdev(&priv->sd);
ub913_v4l2_nf_unregister(priv);
v4l2_subdev_cleanup(&priv->sd);
- fwnode_handle_put(priv->sd.fwnode);
media_entity_cleanup(&priv->sd.entity);
}
diff --git a/drivers/media/i2c/ds90ub953.c b/drivers/media/i2c/ds90ub953.c
index 725589b3e1c5..46569381b332 100644
--- a/drivers/media/i2c/ds90ub953.c
+++ b/drivers/media/i2c/ds90ub953.c
@@ -65,6 +65,9 @@
#define UB953_REG_GPIO_INPUT_CTRL_OUT_EN(n) BIT(4 + (n))
#define UB953_REG_GPIO_INPUT_CTRL_INPUT_EN(n) BIT(0 + (n))
+#define UB953_REG_BC_CTRL 0x49
+#define UB953_REG_BC_CTRL_CRC_ERR_CLR BIT(3)
+
#define UB953_REG_REV_MASK_ID 0x50
#define UB953_REG_GENERAL_STATUS 0x52
@@ -397,8 +400,13 @@ static int ub953_gpiochip_probe(struct ub953_data *priv)
int ret;
/* Set all GPIOs to local input mode */
- ub953_write(priv, UB953_REG_LOCAL_GPIO_DATA, 0);
- ub953_write(priv, UB953_REG_GPIO_INPUT_CTRL, 0xf);
+ ret = ub953_write(priv, UB953_REG_LOCAL_GPIO_DATA, 0);
+ if (ret)
+ return ret;
+
+ ret = ub953_write(priv, UB953_REG_GPIO_INPUT_CTRL, 0xf);
+ if (ret)
+ return ret;
gc->label = dev_name(dev);
gc->parent = dev;
@@ -618,6 +626,12 @@ static int ub953_log_status(struct v4l2_subdev *sd)
ub953_read(priv, UB953_REG_CRC_ERR_CNT2, &v2);
dev_info(dev, "CRC error count %u\n", v1 | (v2 << 8));
+ /* Clear CRC error counter */
+ if (v1 || v2)
+ regmap_update_bits(priv->regmap, UB953_REG_BC_CTRL,
+ UB953_REG_BC_CTRL_CRC_ERR_CLR,
+ UB953_REG_BC_CTRL_CRC_ERR_CLR);
+
ub953_read(priv, UB953_REG_CSI_ERR_CNT, &v);
dev_info(dev, "CSI error count %u\n", v);
@@ -958,10 +972,11 @@ static void ub953_calc_clkout_params(struct ub953_data *priv,
clkout_data->rate = clkout_rate;
}
-static void ub953_write_clkout_regs(struct ub953_data *priv,
- const struct ub953_clkout_data *clkout_data)
+static int ub953_write_clkout_regs(struct ub953_data *priv,
+ const struct ub953_clkout_data *clkout_data)
{
u8 clkout_ctrl0, clkout_ctrl1;
+ int ret;
if (priv->hw_data->is_ub971)
clkout_ctrl0 = clkout_data->m;
@@ -971,8 +986,15 @@ static void ub953_write_clkout_regs(struct ub953_data *priv,
clkout_ctrl1 = clkout_data->n;
- ub953_write(priv, UB953_REG_CLKOUT_CTRL0, clkout_ctrl0);
- ub953_write(priv, UB953_REG_CLKOUT_CTRL1, clkout_ctrl1);
+ ret = ub953_write(priv, UB953_REG_CLKOUT_CTRL0, clkout_ctrl0);
+ if (ret)
+ return ret;
+
+ ret = ub953_write(priv, UB953_REG_CLKOUT_CTRL1, clkout_ctrl1);
+ if (ret)
+ return ret;
+
+ return 0;
}
static unsigned long ub953_clkout_recalc_rate(struct clk_hw *hw,
@@ -1052,9 +1074,7 @@ static int ub953_clkout_set_rate(struct clk_hw *hw, unsigned long rate,
dev_dbg(&priv->client->dev, "%s %lu (requested %lu)\n", __func__,
clkout_data.rate, rate);
- ub953_write_clkout_regs(priv, &clkout_data);
-
- return 0;
+ return ub953_write_clkout_regs(priv, &clkout_data);
}
static const struct clk_ops ub953_clkout_ops = {
@@ -1079,7 +1099,9 @@ static int ub953_register_clkout(struct ub953_data *priv)
/* Initialize clkout to 25MHz by default */
ub953_calc_clkout_params(priv, UB953_DEFAULT_CLKOUT_RATE, &clkout_data);
- ub953_write_clkout_regs(priv, &clkout_data);
+ ret = ub953_write_clkout_regs(priv, &clkout_data);
+ if (ret)
+ return ret;
priv->clkout_clk_hw.init = &init;
@@ -1226,10 +1248,15 @@ static int ub953_hw_init(struct ub953_data *priv)
if (ret)
return dev_err_probe(dev, ret, "i2c init failed\n");
- ub953_write(priv, UB953_REG_GENERAL_CFG,
- (priv->non_continous_clk ? 0 : UB953_REG_GENERAL_CFG_CONT_CLK) |
- ((priv->num_data_lanes - 1) << UB953_REG_GENERAL_CFG_CSI_LANE_SEL_SHIFT) |
- UB953_REG_GENERAL_CFG_CRC_TX_GEN_ENABLE);
+ v = 0;
+ v |= priv->non_continous_clk ? 0 : UB953_REG_GENERAL_CFG_CONT_CLK;
+ v |= (priv->num_data_lanes - 1) <<
+ UB953_REG_GENERAL_CFG_CSI_LANE_SEL_SHIFT;
+ v |= UB953_REG_GENERAL_CFG_CRC_TX_GEN_ENABLE;
+
+ ret = ub953_write(priv, UB953_REG_GENERAL_CFG, v);
+ if (ret)
+ return ret;
return 0;
}
@@ -1288,7 +1315,6 @@ static void ub953_subdev_uninit(struct ub953_data *priv)
v4l2_async_unregister_subdev(&priv->sd);
ub953_v4l2_notifier_unregister(priv);
v4l2_subdev_cleanup(&priv->sd);
- fwnode_handle_put(priv->sd.fwnode);
media_entity_cleanup(&priv->sd.entity);
}
diff --git a/drivers/media/i2c/ds90ub960.c b/drivers/media/i2c/ds90ub960.c
index 1b1ff7f7505b..5dde8452739b 100644
--- a/drivers/media/i2c/ds90ub960.c
+++ b/drivers/media/i2c/ds90ub960.c
@@ -43,6 +43,7 @@
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/slab.h>
+#include <linux/units.h>
#include <linux/workqueue.h>
#include <media/i2c/ds90ub9xx.h>
@@ -51,7 +52,16 @@
#include <media/v4l2-fwnode.h>
#include <media/v4l2-subdev.h>
-#define MHZ(v) ((u32)((v) * 1000000U))
+#define MHZ(v) ((u32)((v) * HZ_PER_MHZ))
+
+/*
+ * If this is defined, the i2c addresses from UB960_DEBUG_I2C_RX_ID to
+ * UB960_DEBUG_I2C_RX_ID + 3 can be used to access the paged RX port registers
+ * directly.
+ *
+ * Only for debug purposes.
+ */
+/* #define UB960_DEBUG_I2C_RX_ID 0x40 */
#define UB960_POLL_TIME_MS 500
@@ -349,12 +359,13 @@
#define UB960_SR_FPD3_RX_ID(n) (0xf0 + (n))
#define UB960_SR_FPD3_RX_ID_LEN 6
-#define UB960_SR_I2C_RX_ID(n) (0xf8 + (n)) /* < UB960_FPD_RX_NPORTS */
+#define UB960_SR_I2C_RX_ID(n) (0xf8 + (n))
+
+#define UB9702_SR_REFCLK_FREQ 0x3d
/* Indirect register blocks */
#define UB960_IND_TARGET_PAT_GEN 0x00
#define UB960_IND_TARGET_RX_ANA(n) (0x01 + (n))
-#define UB960_IND_TARGET_CSI_CSIPLL_REG_1 0x92 /* UB9702 */
#define UB960_IND_TARGET_CSI_ANA 0x07
/* UB960_IR_PGEN_*: Indirect Registers for Test Pattern Generator */
@@ -568,11 +579,23 @@ struct ub960_format_info {
};
static const struct ub960_format_info ub960_formats[] = {
+ { .code = MEDIA_BUS_FMT_RGB888_1X24, .bpp = 24, .datatype = MIPI_CSI2_DT_RGB888, },
+
{ .code = MEDIA_BUS_FMT_YUYV8_1X16, .bpp = 16, .datatype = MIPI_CSI2_DT_YUV422_8B, },
{ .code = MEDIA_BUS_FMT_UYVY8_1X16, .bpp = 16, .datatype = MIPI_CSI2_DT_YUV422_8B, },
{ .code = MEDIA_BUS_FMT_VYUY8_1X16, .bpp = 16, .datatype = MIPI_CSI2_DT_YUV422_8B, },
{ .code = MEDIA_BUS_FMT_YVYU8_1X16, .bpp = 16, .datatype = MIPI_CSI2_DT_YUV422_8B, },
+ { .code = MEDIA_BUS_FMT_SBGGR8_1X8, .bpp = 8, .datatype = MIPI_CSI2_DT_RAW8, },
+ { .code = MEDIA_BUS_FMT_SGBRG8_1X8, .bpp = 8, .datatype = MIPI_CSI2_DT_RAW8, },
+ { .code = MEDIA_BUS_FMT_SGRBG8_1X8, .bpp = 8, .datatype = MIPI_CSI2_DT_RAW8, },
+ { .code = MEDIA_BUS_FMT_SRGGB8_1X8, .bpp = 8, .datatype = MIPI_CSI2_DT_RAW8, },
+
+ { .code = MEDIA_BUS_FMT_SBGGR10_1X10, .bpp = 10, .datatype = MIPI_CSI2_DT_RAW10, },
+ { .code = MEDIA_BUS_FMT_SGBRG10_1X10, .bpp = 10, .datatype = MIPI_CSI2_DT_RAW10, },
+ { .code = MEDIA_BUS_FMT_SGRBG10_1X10, .bpp = 10, .datatype = MIPI_CSI2_DT_RAW10, },
+ { .code = MEDIA_BUS_FMT_SRGGB10_1X10, .bpp = 10, .datatype = MIPI_CSI2_DT_RAW10, },
+
{ .code = MEDIA_BUS_FMT_SBGGR12_1X12, .bpp = 12, .datatype = MIPI_CSI2_DT_RAW12, },
{ .code = MEDIA_BUS_FMT_SGBRG12_1X12, .bpp = 12, .datatype = MIPI_CSI2_DT_RAW12, },
{ .code = MEDIA_BUS_FMT_SGRBG12_1X12, .bpp = 12, .datatype = MIPI_CSI2_DT_RAW12, },
@@ -1552,7 +1575,12 @@ static int ub960_rxport_wait_locks(struct ub960_data *priv,
if (missing == 0)
break;
- msleep(50);
+ /*
+ * The sleep time of 10 ms was found by testing to give a lock
+ * with a few iterations. It can be decreased if on some setups
+ * the lock can be achieved much faster.
+ */
+ fsleep(10 * USEC_PER_MSEC);
}
if (lock_mask)
@@ -1574,16 +1602,24 @@ static int ub960_rxport_wait_locks(struct ub960_data *priv,
ub960_rxport_read16(priv, nport, UB960_RR_RX_FREQ_HIGH, &v);
- ret = ub960_rxport_get_strobe_pos(priv, nport, &strobe_pos);
- if (ret)
- return ret;
+ if (priv->hw_data->is_ub9702) {
+ dev_dbg(dev, "\trx%u: locked, freq %llu Hz\n",
+ nport, ((u64)v * HZ_PER_MHZ) >> 8);
+ } else {
+ ret = ub960_rxport_get_strobe_pos(priv, nport,
+ &strobe_pos);
+ if (ret)
+ return ret;
- ret = ub960_rxport_get_eq_level(priv, nport, &eq_level);
- if (ret)
- return ret;
+ ret = ub960_rxport_get_eq_level(priv, nport, &eq_level);
+ if (ret)
+ return ret;
- dev_dbg(dev, "\trx%u: locked, SP: %d, EQ: %u, freq %llu Hz\n",
- nport, strobe_pos, eq_level, (v * 1000000ULL) >> 8);
+ dev_dbg(dev,
+ "\trx%u: locked, SP: %d, EQ: %u, freq %llu Hz\n",
+ nport, strobe_pos, eq_level,
+ ((u64)v * HZ_PER_MHZ) >> 8);
+ }
}
return 0;
@@ -2412,7 +2448,6 @@ static int ub960_configure_ports_for_streaming(struct ub960_data *priv,
} rx_data[UB960_MAX_RX_NPORTS] = {};
u8 vc_map[UB960_MAX_RX_NPORTS] = {};
struct v4l2_subdev_route *route;
- unsigned int nport;
int ret;
ret = ub960_validate_stream_vcs(priv);
@@ -2482,7 +2517,8 @@ static int ub960_configure_ports_for_streaming(struct ub960_data *priv,
*/
fwd_ctl = GENMASK(7, 4);
- for (nport = 0; nport < priv->hw_data->num_rxports; nport++) {
+ for (unsigned int nport = 0; nport < priv->hw_data->num_rxports;
+ nport++) {
struct ub960_rxport *rxport = priv->rxports[nport];
u8 vc = vc_map[nport];
@@ -2522,7 +2558,7 @@ static int ub960_configure_ports_for_streaming(struct ub960_data *priv,
for (i = 0; i < 8; i++)
ub960_rxport_write(priv, nport,
UB960_RR_VC_ID_MAP(i),
- nport);
+ (nport << 4) | nport);
}
break;
@@ -2939,20 +2975,78 @@ static const struct v4l2_subdev_pad_ops ub960_pad_ops = {
.set_fmt = ub960_set_fmt,
};
+static void ub960_log_status_ub960_sp_eq(struct ub960_data *priv,
+ unsigned int nport)
+{
+ struct device *dev = &priv->client->dev;
+ u8 eq_level;
+ s8 strobe_pos;
+ int ret;
+ u8 v;
+
+ /* Strobe */
+
+ ret = ub960_read(priv, UB960_XR_AEQ_CTL1, &v);
+ if (ret)
+ return;
+
+ dev_info(dev, "\t%s strobe\n",
+ (v & UB960_XR_AEQ_CTL1_AEQ_SFILTER_EN) ? "Adaptive" :
+ "Manual");
+
+ if (v & UB960_XR_AEQ_CTL1_AEQ_SFILTER_EN) {
+ ret = ub960_read(priv, UB960_XR_SFILTER_CFG, &v);
+ if (ret)
+ return;
+
+ dev_info(dev, "\tStrobe range [%d, %d]\n",
+ ((v >> UB960_XR_SFILTER_CFG_SFILTER_MIN_SHIFT) & 0xf) - 7,
+ ((v >> UB960_XR_SFILTER_CFG_SFILTER_MAX_SHIFT) & 0xf) - 7);
+ }
+
+ ret = ub960_rxport_get_strobe_pos(priv, nport, &strobe_pos);
+ if (ret)
+ return;
+
+ dev_info(dev, "\tStrobe pos %d\n", strobe_pos);
+
+ /* EQ */
+
+ ret = ub960_rxport_read(priv, nport, UB960_RR_AEQ_BYPASS, &v);
+ if (ret)
+ return;
+
+ dev_info(dev, "\t%s EQ\n",
+ (v & UB960_RR_AEQ_BYPASS_ENABLE) ? "Manual" :
+ "Adaptive");
+
+ if (!(v & UB960_RR_AEQ_BYPASS_ENABLE)) {
+ ret = ub960_rxport_read(priv, nport, UB960_RR_AEQ_MIN_MAX, &v);
+ if (ret)
+ return;
+
+ dev_info(dev, "\tEQ range [%u, %u]\n",
+ (v >> UB960_RR_AEQ_MIN_MAX_AEQ_FLOOR_SHIFT) & 0xf,
+ (v >> UB960_RR_AEQ_MIN_MAX_AEQ_MAX_SHIFT) & 0xf);
+ }
+
+ if (ub960_rxport_get_eq_level(priv, nport, &eq_level) == 0)
+ dev_info(dev, "\tEQ level %u\n", eq_level);
+}
+
static int ub960_log_status(struct v4l2_subdev *sd)
{
struct ub960_data *priv = sd_to_ub960(sd);
struct device *dev = &priv->client->dev;
struct v4l2_subdev_state *state;
unsigned int nport;
- unsigned int i;
u16 v16 = 0;
u8 v = 0;
u8 id[UB960_SR_FPD3_RX_ID_LEN];
state = v4l2_subdev_lock_and_get_active_state(sd);
- for (i = 0; i < sizeof(id); i++)
+ for (unsigned int i = 0; i < sizeof(id); i++)
ub960_read(priv, UB960_SR_FPD3_RX_ID(i), &id[i]);
dev_info(dev, "ID '%.*s'\n", (int)sizeof(id), id);
@@ -2986,9 +3080,6 @@ static int ub960_log_status(struct v4l2_subdev *sd)
for (nport = 0; nport < priv->hw_data->num_rxports; nport++) {
struct ub960_rxport *rxport = priv->rxports[nport];
- u8 eq_level;
- s8 strobe_pos;
- unsigned int i;
dev_info(dev, "RX %u\n", nport);
@@ -3009,7 +3100,7 @@ static int ub960_log_status(struct v4l2_subdev *sd)
dev_info(dev, "\trx_port_sts2 %#02x\n", v);
ub960_rxport_read16(priv, nport, UB960_RR_RX_FREQ_HIGH, &v16);
- dev_info(dev, "\tlink freq %llu Hz\n", (v16 * 1000000ULL) >> 8);
+ dev_info(dev, "\tlink freq %llu Hz\n", ((u64)v16 * HZ_PER_MHZ) >> 8);
ub960_rxport_read16(priv, nport, UB960_RR_RX_PAR_ERR_HI, &v16);
dev_info(dev, "\tparity errors %u\n", v16);
@@ -3023,47 +3114,11 @@ static int ub960_log_status(struct v4l2_subdev *sd)
ub960_rxport_read(priv, nport, UB960_RR_CSI_ERR_COUNTER, &v);
dev_info(dev, "\tcsi_err_counter %u\n", v);
- /* Strobe */
-
- ub960_read(priv, UB960_XR_AEQ_CTL1, &v);
-
- dev_info(dev, "\t%s strobe\n",
- (v & UB960_XR_AEQ_CTL1_AEQ_SFILTER_EN) ? "Adaptive" :
- "Manual");
-
- if (v & UB960_XR_AEQ_CTL1_AEQ_SFILTER_EN) {
- ub960_read(priv, UB960_XR_SFILTER_CFG, &v);
-
- dev_info(dev, "\tStrobe range [%d, %d]\n",
- ((v >> UB960_XR_SFILTER_CFG_SFILTER_MIN_SHIFT) & 0xf) - 7,
- ((v >> UB960_XR_SFILTER_CFG_SFILTER_MAX_SHIFT) & 0xf) - 7);
- }
-
- ub960_rxport_get_strobe_pos(priv, nport, &strobe_pos);
-
- dev_info(dev, "\tStrobe pos %d\n", strobe_pos);
-
- /* EQ */
-
- ub960_rxport_read(priv, nport, UB960_RR_AEQ_BYPASS, &v);
-
- dev_info(dev, "\t%s EQ\n",
- (v & UB960_RR_AEQ_BYPASS_ENABLE) ? "Manual" :
- "Adaptive");
-
- if (!(v & UB960_RR_AEQ_BYPASS_ENABLE)) {
- ub960_rxport_read(priv, nport, UB960_RR_AEQ_MIN_MAX, &v);
-
- dev_info(dev, "\tEQ range [%u, %u]\n",
- (v >> UB960_RR_AEQ_MIN_MAX_AEQ_FLOOR_SHIFT) & 0xf,
- (v >> UB960_RR_AEQ_MIN_MAX_AEQ_MAX_SHIFT) & 0xf);
- }
-
- if (ub960_rxport_get_eq_level(priv, nport, &eq_level) == 0)
- dev_info(dev, "\tEQ level %u\n", eq_level);
+ if (!priv->hw_data->is_ub9702)
+ ub960_log_status_ub960_sp_eq(priv, nport);
/* GPIOs */
- for (i = 0; i < UB960_NUM_BC_GPIOS; i++) {
+ for (unsigned int i = 0; i < UB960_NUM_BC_GPIOS; i++) {
u8 ctl_reg;
u8 ctl_shift;
@@ -3834,13 +3889,16 @@ static int ub960_enable_core_hw(struct ub960_data *priv)
if (ret)
goto err_pd_gpio;
- ret = ub960_read(priv, UB960_XR_REFCLK_FREQ, &refclk_freq);
+ if (priv->hw_data->is_ub9702)
+ ret = ub960_read(priv, UB9702_SR_REFCLK_FREQ, &refclk_freq);
+ else
+ ret = ub960_read(priv, UB960_XR_REFCLK_FREQ, &refclk_freq);
if (ret)
goto err_pd_gpio;
dev_dbg(dev, "refclk valid %u freq %u MHz (clk fw freq %lu MHz)\n",
!!(dev_sts & BIT(4)), refclk_freq,
- clk_get_rate(priv->refclk) / 1000000);
+ clk_get_rate(priv->refclk) / HZ_PER_MHZ);
/* Disable all RX ports by default */
ret = ub960_write(priv, UB960_SR_RX_PORT_CTL, 0);
@@ -3974,6 +4032,12 @@ static int ub960_probe(struct i2c_client *client)
schedule_delayed_work(&priv->poll_work,
msecs_to_jiffies(UB960_POLL_TIME_MS));
+#ifdef UB960_DEBUG_I2C_RX_ID
+ for (unsigned int i = 0; i < priv->hw_data->num_rxports; i++)
+ ub960_write(priv, UB960_SR_I2C_RX_ID(i),
+ (UB960_DEBUG_I2C_RX_ID + i) << 1);
+#endif
+
return 0;
err_free_sers:
diff --git a/drivers/media/i2c/imx208.c b/drivers/media/i2c/imx208.c
index 2184c90f7864..2b5a6ce7b1ae 100644
--- a/drivers/media/i2c/imx208.c
+++ b/drivers/media/i2c/imx208.c
@@ -814,7 +814,7 @@ out_unlock:
}
static ssize_t otp_read(struct file *filp, struct kobject *kobj,
- struct bin_attribute *bin_attr,
+ const struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
{
struct i2c_client *client = to_i2c_client(kobj_to_dev(kobj));
diff --git a/drivers/media/i2c/imx290.c b/drivers/media/i2c/imx290.c
index f5ee6bd3b52d..fbf7eba3d71d 100644
--- a/drivers/media/i2c/imx290.c
+++ b/drivers/media/i2c/imx290.c
@@ -170,12 +170,15 @@ enum imx290_model {
IMX290_MODEL_IMX290LQR,
IMX290_MODEL_IMX290LLR,
IMX290_MODEL_IMX327LQR,
+ IMX290_MODEL_IMX462LQR,
+ IMX290_MODEL_IMX462LLR,
};
struct imx290_model_info {
enum imx290_colour_variant colour_variant;
const struct cci_reg_sequence *init_regs;
size_t init_regs_num;
+ unsigned int max_analog_gain;
const char *name;
};
@@ -267,7 +270,6 @@ static const struct cci_reg_sequence imx290_global_init_settings[] = {
{ IMX290_WINWV, 1097 },
{ IMX290_XSOUTSEL, IMX290_XSOUTSEL_XVSOUTSEL_VSYNC |
IMX290_XSOUTSEL_XHSOUTSEL_HSYNC },
- { CCI_REG8(0x3011), 0x02 },
{ CCI_REG8(0x3012), 0x64 },
{ CCI_REG8(0x3013), 0x00 },
};
@@ -275,6 +277,51 @@ static const struct cci_reg_sequence imx290_global_init_settings[] = {
static const struct cci_reg_sequence imx290_global_init_settings_290[] = {
{ CCI_REG8(0x300f), 0x00 },
{ CCI_REG8(0x3010), 0x21 },
+ { CCI_REG8(0x3011), 0x00 },
+ { CCI_REG8(0x3016), 0x09 },
+ { CCI_REG8(0x3070), 0x02 },
+ { CCI_REG8(0x3071), 0x11 },
+ { CCI_REG8(0x309b), 0x10 },
+ { CCI_REG8(0x309c), 0x22 },
+ { CCI_REG8(0x30a2), 0x02 },
+ { CCI_REG8(0x30a6), 0x20 },
+ { CCI_REG8(0x30a8), 0x20 },
+ { CCI_REG8(0x30aa), 0x20 },
+ { CCI_REG8(0x30ac), 0x20 },
+ { CCI_REG8(0x30b0), 0x43 },
+ { CCI_REG8(0x3119), 0x9e },
+ { CCI_REG8(0x311c), 0x1e },
+ { CCI_REG8(0x311e), 0x08 },
+ { CCI_REG8(0x3128), 0x05 },
+ { CCI_REG8(0x313d), 0x83 },
+ { CCI_REG8(0x3150), 0x03 },
+ { CCI_REG8(0x317e), 0x00 },
+ { CCI_REG8(0x32b8), 0x50 },
+ { CCI_REG8(0x32b9), 0x10 },
+ { CCI_REG8(0x32ba), 0x00 },
+ { CCI_REG8(0x32bb), 0x04 },
+ { CCI_REG8(0x32c8), 0x50 },
+ { CCI_REG8(0x32c9), 0x10 },
+ { CCI_REG8(0x32ca), 0x00 },
+ { CCI_REG8(0x32cb), 0x04 },
+ { CCI_REG8(0x332c), 0xd3 },
+ { CCI_REG8(0x332d), 0x10 },
+ { CCI_REG8(0x332e), 0x0d },
+ { CCI_REG8(0x3358), 0x06 },
+ { CCI_REG8(0x3359), 0xe1 },
+ { CCI_REG8(0x335a), 0x11 },
+ { CCI_REG8(0x3360), 0x1e },
+ { CCI_REG8(0x3361), 0x61 },
+ { CCI_REG8(0x3362), 0x10 },
+ { CCI_REG8(0x33b0), 0x50 },
+ { CCI_REG8(0x33b2), 0x1a },
+ { CCI_REG8(0x33b3), 0x04 },
+};
+
+static const struct cci_reg_sequence imx290_global_init_settings_462[] = {
+ { CCI_REG8(0x300f), 0x00 },
+ { CCI_REG8(0x3010), 0x21 },
+ { CCI_REG8(0x3011), 0x02 },
{ CCI_REG8(0x3016), 0x09 },
{ CCI_REG8(0x3070), 0x02 },
{ CCI_REG8(0x3071), 0x11 },
@@ -328,6 +375,7 @@ static const struct cci_reg_sequence xclk_regs[][IMX290_NUM_CLK_REGS] = {
};
static const struct cci_reg_sequence imx290_global_init_settings_327[] = {
+ { CCI_REG8(0x3011), 0x02 },
{ CCI_REG8(0x309e), 0x4A },
{ CCI_REG8(0x309f), 0x4A },
{ CCI_REG8(0x313b), 0x61 },
@@ -876,14 +924,10 @@ static int imx290_ctrl_init(struct imx290 *imx290)
* up to 72.0dB (240) add further digital gain. Limit the range to
* analog gain only, support for digital gain can be added separately
* if needed.
- *
- * The IMX327 and IMX462 are largely compatible with the IMX290, but
- * have an analog gain range of 0.0dB to 29.4dB and 42dB of digital
- * gain. When support for those sensors gets added to the driver, the
- * gain control should be adjusted accordingly.
*/
v4l2_ctrl_new_std(&imx290->ctrls, &imx290_ctrl_ops,
- V4L2_CID_ANALOGUE_GAIN, 0, 100, 1, 0);
+ V4L2_CID_ANALOGUE_GAIN, 0,
+ imx290->model->max_analog_gain, 1, 0);
/*
* Correct range will be determined through imx290_ctrl_update setting
@@ -1441,20 +1485,37 @@ static const struct imx290_model_info imx290_models[] = {
.colour_variant = IMX290_VARIANT_COLOUR,
.init_regs = imx290_global_init_settings_290,
.init_regs_num = ARRAY_SIZE(imx290_global_init_settings_290),
+ .max_analog_gain = 100,
.name = "imx290",
},
[IMX290_MODEL_IMX290LLR] = {
.colour_variant = IMX290_VARIANT_MONO,
.init_regs = imx290_global_init_settings_290,
.init_regs_num = ARRAY_SIZE(imx290_global_init_settings_290),
+ .max_analog_gain = 100,
.name = "imx290",
},
[IMX290_MODEL_IMX327LQR] = {
.colour_variant = IMX290_VARIANT_COLOUR,
.init_regs = imx290_global_init_settings_327,
.init_regs_num = ARRAY_SIZE(imx290_global_init_settings_327),
+ .max_analog_gain = 98,
.name = "imx327",
},
+ [IMX290_MODEL_IMX462LQR] = {
+ .colour_variant = IMX290_VARIANT_COLOUR,
+ .init_regs = imx290_global_init_settings_462,
+ .init_regs_num = ARRAY_SIZE(imx290_global_init_settings_462),
+ .max_analog_gain = 98,
+ .name = "imx462",
+ },
+ [IMX290_MODEL_IMX462LLR] = {
+ .colour_variant = IMX290_VARIANT_MONO,
+ .init_regs = imx290_global_init_settings_462,
+ .init_regs_num = ARRAY_SIZE(imx290_global_init_settings_462),
+ .max_analog_gain = 98,
+ .name = "imx462",
+ },
};
static int imx290_parse_dt(struct imx290 *imx290)
@@ -1653,6 +1714,12 @@ static const struct of_device_id imx290_of_match[] = {
}, {
.compatible = "sony,imx327lqr",
.data = &imx290_models[IMX290_MODEL_IMX327LQR],
+ }, {
+ .compatible = "sony,imx462lqr",
+ .data = &imx290_models[IMX290_MODEL_IMX462LQR],
+ }, {
+ .compatible = "sony,imx462llr",
+ .data = &imx290_models[IMX290_MODEL_IMX462LLR],
},
{ /* sentinel */ },
};
diff --git a/drivers/media/i2c/imx296.c b/drivers/media/i2c/imx296.c
index 83149fa729c4..f3bec16b527c 100644
--- a/drivers/media/i2c/imx296.c
+++ b/drivers/media/i2c/imx296.c
@@ -954,6 +954,8 @@ static int imx296_identify_model(struct imx296 *sensor)
return ret;
}
+ usleep_range(2000, 5000);
+
ret = imx296_read(sensor, IMX296_SENSOR_INFO);
if (ret < 0) {
dev_err(sensor->dev, "failed to read sensor information (%d)\n",
diff --git a/drivers/media/i2c/imx412.c b/drivers/media/i2c/imx412.c
index 0bfe3046fcc8..c74097a59c42 100644
--- a/drivers/media/i2c/imx412.c
+++ b/drivers/media/i2c/imx412.c
@@ -547,7 +547,7 @@ static int imx412_update_exp_gain(struct imx412 *imx412, u32 exposure, u32 gain)
lpfr = imx412->vblank + imx412->cur_mode->height;
- dev_dbg(imx412->dev, "Set exp %u, analog gain %u, lpfr %u",
+ dev_dbg(imx412->dev, "Set exp %u, analog gain %u, lpfr %u\n",
exposure, gain, lpfr);
ret = imx412_write_reg(imx412, IMX412_REG_HOLD, 1, 1);
@@ -594,7 +594,7 @@ static int imx412_set_ctrl(struct v4l2_ctrl *ctrl)
case V4L2_CID_VBLANK:
imx412->vblank = imx412->vblank_ctrl->val;
- dev_dbg(imx412->dev, "Received vblank %u, new lpfr %u",
+ dev_dbg(imx412->dev, "Received vblank %u, new lpfr %u\n",
imx412->vblank,
imx412->vblank + imx412->cur_mode->height);
@@ -613,7 +613,7 @@ static int imx412_set_ctrl(struct v4l2_ctrl *ctrl)
exposure = ctrl->val;
analog_gain = imx412->again_ctrl->val;
- dev_dbg(imx412->dev, "Received exp %u, analog gain %u",
+ dev_dbg(imx412->dev, "Received exp %u, analog gain %u\n",
exposure, analog_gain);
ret = imx412_update_exp_gain(imx412, exposure, analog_gain);
@@ -622,7 +622,7 @@ static int imx412_set_ctrl(struct v4l2_ctrl *ctrl)
break;
default:
- dev_err(imx412->dev, "Invalid control %d", ctrl->id);
+ dev_err(imx412->dev, "Invalid control %d\n", ctrl->id);
ret = -EINVAL;
}
@@ -803,14 +803,14 @@ static int imx412_start_streaming(struct imx412 *imx412)
ret = imx412_write_regs(imx412, reg_list->regs,
reg_list->num_of_regs);
if (ret) {
- dev_err(imx412->dev, "fail to write initial registers");
+ dev_err(imx412->dev, "fail to write initial registers\n");
return ret;
}
/* Setup handler will write actual exposure and gain */
ret = __v4l2_ctrl_handler_setup(imx412->sd.ctrl_handler);
if (ret) {
- dev_err(imx412->dev, "fail to setup handler");
+ dev_err(imx412->dev, "fail to setup handler\n");
return ret;
}
@@ -821,7 +821,7 @@ static int imx412_start_streaming(struct imx412 *imx412)
ret = imx412_write_reg(imx412, IMX412_REG_MODE_SELECT,
1, IMX412_MODE_STREAMING);
if (ret) {
- dev_err(imx412->dev, "fail to start streaming");
+ dev_err(imx412->dev, "fail to start streaming\n");
return ret;
}
@@ -895,7 +895,7 @@ static int imx412_detect(struct imx412 *imx412)
return ret;
if (val != IMX412_ID) {
- dev_err(imx412->dev, "chip id mismatch: %x!=%x",
+ dev_err(imx412->dev, "chip id mismatch: %x!=%x\n",
IMX412_ID, val);
return -ENXIO;
}
@@ -927,7 +927,7 @@ static int imx412_parse_hw_config(struct imx412 *imx412)
imx412->reset_gpio = devm_gpiod_get_optional(imx412->dev, "reset",
GPIOD_OUT_LOW);
if (IS_ERR(imx412->reset_gpio)) {
- dev_err(imx412->dev, "failed to get reset gpio %ld",
+ dev_err(imx412->dev, "failed to get reset gpio %ld\n",
PTR_ERR(imx412->reset_gpio));
return PTR_ERR(imx412->reset_gpio);
}
@@ -935,13 +935,13 @@ static int imx412_parse_hw_config(struct imx412 *imx412)
/* Get sensor input clock */
imx412->inclk = devm_clk_get(imx412->dev, NULL);
if (IS_ERR(imx412->inclk)) {
- dev_err(imx412->dev, "could not get inclk");
+ dev_err(imx412->dev, "could not get inclk\n");
return PTR_ERR(imx412->inclk);
}
rate = clk_get_rate(imx412->inclk);
if (rate != IMX412_INCLK_RATE) {
- dev_err(imx412->dev, "inclk frequency mismatch");
+ dev_err(imx412->dev, "inclk frequency mismatch\n");
return -EINVAL;
}
@@ -966,14 +966,14 @@ static int imx412_parse_hw_config(struct imx412 *imx412)
if (bus_cfg.bus.mipi_csi2.num_data_lanes != IMX412_NUM_DATA_LANES) {
dev_err(imx412->dev,
- "number of CSI2 data lanes %d is not supported",
+ "number of CSI2 data lanes %d is not supported\n",
bus_cfg.bus.mipi_csi2.num_data_lanes);
ret = -EINVAL;
goto done_endpoint_free;
}
if (!bus_cfg.nr_of_link_frequencies) {
- dev_err(imx412->dev, "no link frequencies defined");
+ dev_err(imx412->dev, "no link frequencies defined\n");
ret = -EINVAL;
goto done_endpoint_free;
}
@@ -1034,7 +1034,7 @@ static int imx412_power_on(struct device *dev)
ret = clk_prepare_enable(imx412->inclk);
if (ret) {
- dev_err(imx412->dev, "fail to enable inclk");
+ dev_err(imx412->dev, "fail to enable inclk\n");
goto error_reset;
}
@@ -1145,7 +1145,7 @@ static int imx412_init_controls(struct imx412 *imx412)
imx412->hblank_ctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
if (ctrl_hdlr->error) {
- dev_err(imx412->dev, "control init failed: %d",
+ dev_err(imx412->dev, "control init failed: %d\n",
ctrl_hdlr->error);
v4l2_ctrl_handler_free(ctrl_hdlr);
return ctrl_hdlr->error;
@@ -1183,7 +1183,7 @@ static int imx412_probe(struct i2c_client *client)
ret = imx412_parse_hw_config(imx412);
if (ret) {
- dev_err(imx412->dev, "HW configuration is not supported");
+ dev_err(imx412->dev, "HW configuration is not supported\n");
return ret;
}
@@ -1191,14 +1191,14 @@ static int imx412_probe(struct i2c_client *client)
ret = imx412_power_on(imx412->dev);
if (ret) {
- dev_err(imx412->dev, "failed to power-on the sensor");
+ dev_err(imx412->dev, "failed to power-on the sensor\n");
goto error_mutex_destroy;
}
/* Check module identity */
ret = imx412_detect(imx412);
if (ret) {
- dev_err(imx412->dev, "failed to find sensor: %d", ret);
+ dev_err(imx412->dev, "failed to find sensor: %d\n", ret);
goto error_power_off;
}
@@ -1208,7 +1208,7 @@ static int imx412_probe(struct i2c_client *client)
ret = imx412_init_controls(imx412);
if (ret) {
- dev_err(imx412->dev, "failed to init controls: %d", ret);
+ dev_err(imx412->dev, "failed to init controls: %d\n", ret);
goto error_power_off;
}
@@ -1222,14 +1222,14 @@ static int imx412_probe(struct i2c_client *client)
imx412->pad.flags = MEDIA_PAD_FL_SOURCE;
ret = media_entity_pads_init(&imx412->sd.entity, 1, &imx412->pad);
if (ret) {
- dev_err(imx412->dev, "failed to init entity pads: %d", ret);
+ dev_err(imx412->dev, "failed to init entity pads: %d\n", ret);
goto error_handler_free;
}
ret = v4l2_async_register_subdev_sensor(&imx412->sd);
if (ret < 0) {
dev_err(imx412->dev,
- "failed to register async subdev: %d", ret);
+ "failed to register async subdev: %d\n", ret);
goto error_media_entity;
}
diff --git a/drivers/media/i2c/ov2740.c b/drivers/media/i2c/ov2740.c
index c484b753a718..9a5d118b87b0 100644
--- a/drivers/media/i2c/ov2740.c
+++ b/drivers/media/i2c/ov2740.c
@@ -11,6 +11,7 @@
#include <linux/pm_runtime.h>
#include <linux/nvmem-provider.h>
#include <linux/regmap.h>
+#include <linux/regulator/consumer.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
#include <media/v4l2-fwnode.h>
@@ -76,6 +77,14 @@
/* OTP registers from sensor */
#define OV2740_REG_OTP_CUSTOMER 0x7010
+static const char * const ov2740_supply_name[] = {
+ "AVDD",
+ "DOVDD",
+ "DVDD",
+};
+
+#define OV2740_NUM_SUPPLIES ARRAY_SIZE(ov2740_supply_name)
+
struct nvm_data {
struct nvmem_device *nvmem;
struct regmap *regmap;
@@ -523,9 +532,11 @@ struct ov2740 {
struct v4l2_ctrl *hblank;
struct v4l2_ctrl *exposure;
- /* GPIOs, clocks */
+ /* GPIOs, clocks, regulators */
struct gpio_desc *reset_gpio;
+ struct gpio_desc *powerdown_gpio;
struct clk *clk;
+ struct regulator_bulk_data supplies[OV2740_NUM_SUPPLIES];
/* Current mode */
const struct ov2740_mode *cur_mode;
@@ -644,6 +655,8 @@ static int ov2740_identify_module(struct ov2740 *ov2740)
return -ENXIO;
}
+ dev_dbg(&client->dev, "chip id: %x\n", val);
+
ov2740->identified = true;
return 0;
@@ -753,15 +766,17 @@ static const struct v4l2_ctrl_ops ov2740_ctrl_ops = {
static int ov2740_init_controls(struct ov2740 *ov2740)
{
+ struct i2c_client *client = v4l2_get_subdevdata(&ov2740->sd);
struct v4l2_ctrl_handler *ctrl_hdlr;
const struct ov2740_mode *cur_mode;
s64 exposure_max, h_blank, pixel_rate;
u32 vblank_min, vblank_max, vblank_default;
+ struct v4l2_fwnode_device_properties props;
int size;
int ret;
ctrl_hdlr = &ov2740->ctrl_handler;
- ret = v4l2_ctrl_handler_init(ctrl_hdlr, 8);
+ ret = v4l2_ctrl_handler_init(ctrl_hdlr, 10);
if (ret)
return ret;
@@ -811,6 +826,13 @@ static int ov2740_init_controls(struct ov2740 *ov2740)
V4L2_CID_TEST_PATTERN,
ARRAY_SIZE(ov2740_test_pattern_menu) - 1,
0, 0, ov2740_test_pattern_menu);
+
+ ret = v4l2_fwnode_device_parse(&client->dev, &props);
+ if (ret)
+ return ret;
+
+ v4l2_ctrl_new_fwnode_properties(ctrl_hdlr, &ov2740_ctrl_ops, &props);
+
if (ctrl_hdlr->error) {
v4l2_ctrl_handler_free(ctrl_hdlr);
return ctrl_hdlr->error;
@@ -1295,7 +1317,9 @@ static int ov2740_suspend(struct device *dev)
struct ov2740 *ov2740 = to_ov2740(sd);
gpiod_set_value_cansleep(ov2740->reset_gpio, 1);
+ gpiod_set_value_cansleep(ov2740->powerdown_gpio, 1);
clk_disable_unprepare(ov2740->clk);
+ regulator_bulk_disable(OV2740_NUM_SUPPLIES, ov2740->supplies);
return 0;
}
@@ -1305,10 +1329,17 @@ static int ov2740_resume(struct device *dev)
struct ov2740 *ov2740 = to_ov2740(sd);
int ret;
- ret = clk_prepare_enable(ov2740->clk);
+ ret = regulator_bulk_enable(OV2740_NUM_SUPPLIES, ov2740->supplies);
if (ret)
return ret;
+ ret = clk_prepare_enable(ov2740->clk);
+ if (ret) {
+ regulator_bulk_disable(OV2740_NUM_SUPPLIES, ov2740->supplies);
+ return ret;
+ }
+
+ gpiod_set_value_cansleep(ov2740->powerdown_gpio, 0);
gpiod_set_value_cansleep(ov2740->reset_gpio, 0);
msleep(20);
@@ -1320,7 +1351,7 @@ static int ov2740_probe(struct i2c_client *client)
struct device *dev = &client->dev;
struct ov2740 *ov2740;
bool full_power;
- int ret;
+ int i, ret;
ov2740 = devm_kzalloc(&client->dev, sizeof(*ov2740), GFP_KERNEL);
if (!ov2740)
@@ -1337,9 +1368,17 @@ static int ov2740_probe(struct i2c_client *client)
if (IS_ERR(ov2740->reset_gpio)) {
return dev_err_probe(dev, PTR_ERR(ov2740->reset_gpio),
"failed to get reset GPIO\n");
- } else if (ov2740->reset_gpio) {
+ }
+
+ ov2740->powerdown_gpio = devm_gpiod_get_optional(dev, "powerdown", GPIOD_OUT_HIGH);
+ if (IS_ERR(ov2740->powerdown_gpio)) {
+ return dev_err_probe(dev, PTR_ERR(ov2740->powerdown_gpio),
+ "failed to get powerdown GPIO\n");
+ }
+
+ if (ov2740->reset_gpio || ov2740->powerdown_gpio) {
/*
- * Ensure reset is asserted for at least 20 ms before
+ * Ensure reset/powerdown is asserted for at least 20 ms before
* ov2740_resume() deasserts it.
*/
msleep(20);
@@ -1350,6 +1389,13 @@ static int ov2740_probe(struct i2c_client *client)
return dev_err_probe(dev, PTR_ERR(ov2740->clk),
"failed to get clock\n");
+ for (i = 0; i < OV2740_NUM_SUPPLIES; i++)
+ ov2740->supplies[i].supply = ov2740_supply_name[i];
+
+ ret = devm_regulator_bulk_get(dev, OV2740_NUM_SUPPLIES, ov2740->supplies);
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to get regulators\n");
+
full_power = acpi_dev_state_d0(&client->dev);
if (full_power) {
/* ACPI does not always clear the reset GPIO / enable the clock */
diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c
index da5cb5f45a4f..0dae0438aa80 100644
--- a/drivers/media/i2c/ov5640.c
+++ b/drivers/media/i2c/ov5640.c
@@ -1982,6 +1982,7 @@ static int ov5640_get_light_freq(struct ov5640_dev *sensor)
light_freq = 50;
} else {
/* 60Hz */
+ light_freq = 60;
}
}
diff --git a/drivers/media/i2c/ov9282.c b/drivers/media/i2c/ov9282.c
index 9f52af6f047f..87e5d7ce5a47 100644
--- a/drivers/media/i2c/ov9282.c
+++ b/drivers/media/i2c/ov9282.c
@@ -40,7 +40,7 @@
/* Exposure control */
#define OV9282_REG_EXPOSURE 0x3500
#define OV9282_EXPOSURE_MIN 1
-#define OV9282_EXPOSURE_OFFSET 12
+#define OV9282_EXPOSURE_OFFSET 25
#define OV9282_EXPOSURE_STEP 1
#define OV9282_EXPOSURE_DEFAULT 0x0282