diff options
| author |   Vladimir Barinov <vladimir.barinov@cogentembedded.com> | 2018-01-20 01:51:35 +0300 |
|---|---|---|
| committer | Vladimir Barinov <vladimir.barinov@cogentembedded.com> | 2018-01-20 02:00:02 +0300 |
| commit | 938b82740abe5ab897e7e0c943e5f4edac93732c (patch) | |
| tree | 24a86d8b1aa287dd9ddd839d91281bfd810c17b5 /meta-rcar-gen3-adas/recipes-kernel | |
| parent | 4aac256bd4d106b976766ce7b6faa271eef8ecd6 (diff) | |
AP0101-AR014x: add OTP IDs
This adds reading fused from AR014x sensors
Diffstat (limited to 'meta-rcar-gen3-adas/recipes-kernel')
| -rw-r--r-- | meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0030-Gen3-LVDS-cameras.patch | 53 |
1 files changed, 49 insertions, 4 deletions
diff --git a/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0030-Gen3-LVDS-cameras.patch b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0030-Gen3-LVDS-cameras.patch index 9ddbe27..6eb40f3 100644 --- a/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0030-Gen3-LVDS-cameras.patch +++ b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0030-Gen3-LVDS-cameras.patch @@ -11,7 +11,7 @@ Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com> --- drivers/media/i2c/soc_camera/Kconfig | 47 + drivers/media/i2c/soc_camera/Makefile | 7 + - drivers/media/i2c/soc_camera/ap0101_ar014x.c | 536 ++++++++++ + drivers/media/i2c/soc_camera/ap0101_ar014x.c | 581 +++++++++++ drivers/media/i2c/soc_camera/ap0101_ar014x.h | 28 + drivers/media/i2c/soc_camera/ar0132.c | 581 +++++++++++ drivers/media/i2c/soc_camera/ar0132.h | 213 ++++ @@ -34,7 +34,7 @@ Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com> drivers/media/platform/soc_camera/soc_mediabus.c | 16 + include/media/drv-intf/soc_mediabus.h | 3 + include/media/soc_camera.h | 1 + - 25 files changed, 7771 insertions(+), 109 deletions(-) + 25 files changed, 7816 insertions(+), 109 deletions(-) create mode 100644 drivers/media/i2c/soc_camera/ap0101_ar014x.c create mode 100644 drivers/media/i2c/soc_camera/ap0101_ar014x.h create mode 100644 drivers/media/i2c/soc_camera/ar0132.c @@ -133,10 +133,10 @@ index 6f994f9..e88f6a9 100644 obj-$(CONFIG_SOC_CAMERA_OV6650) += ov6650.o diff --git a/drivers/media/i2c/soc_camera/ap0101_ar014x.c b/drivers/media/i2c/soc_camera/ap0101_ar014x.c new file mode 100644 -index 0000000..4757657 +index 0000000..3ba2a5a --- /dev/null +++ b/drivers/media/i2c/soc_camera/ap0101_ar014x.c -@@ -0,0 +1,536 @@ +@@ -0,0 +1,581 @@ +/* + * ON Semiconductor AP0101-AR014X sensor camera driver + * @@ -222,6 +222,38 @@ index 0000000..4757657 + return 0; +} + ++static u16 ap0101_ar014x_read(struct i2c_client *client, u16 addr) ++{ ++ u16 reg_val = 0; ++ ++ reg16_write16(client, 0x0040, 0x8d00); ++ usleep_range(100, 150); /* wait 100 us */ ++ reg16_write16(client, 0xfc00, addr); ++ reg16_write16(client, 0xfc02, 0x0200); /* 2 bytes */ ++ reg16_write16(client, 0x0040, 0x8d05); ++ usleep_range(100, 150); /* wait 100 us */ ++ reg16_write16(client, 0x0040, 0x8d08); ++ usleep_range(100, 150); /* wait 100 us */ ++ reg16_read16(client, 0xfc00, ®_val); ++ reg16_write16(client, 0x0040, 0x8d02); ++ ++ return reg_val; ++} ++ ++static void ap0101_ar014x_write(struct i2c_client *client, u16 addr, u16 val) ++{ ++ reg16_write16(client, 0x0040, 0x8d00); ++ usleep_range(100, 150); /* wait 100 us */ ++ reg16_write16(client, 0xfc00, addr); ++ reg16_write16(client, 0xfc02, 0x0200 | (val >> 8)); /* 2 bytes */ ++ reg16_write16(client, 0xfc04, (val & 0xff) << 8); ++ reg16_write16(client, 0x0040, 0x8d06); ++ usleep_range(100, 150); /* wait 100 us */ ++ reg16_write16(client, 0x0040, 0x8d08); ++ usleep_range(100, 150); /* wait 100 us */ ++ reg16_write16(client, 0x0040, 0x8d02); ++} ++ +static int ap0101_s_stream(struct v4l2_subdev *sd, int enable) +{ + return 0; @@ -448,6 +480,19 @@ index 0000000..4757657 + +static void ap0101_otp_id_read(struct i2c_client *client) +{ ++ struct ap0101_priv *priv = to_ap0101(client); ++ int i; ++ ++ /* read camera id from ar014x OTP memory */ ++ ap0101_ar014x_write(client, 0x3054, 0x400); ++ ap0101_ar014x_write(client, 0x304a, 0x110); ++ usleep_range(25000, 25500); /* wait 25 ms */ ++ ++ for (i = 0; i < 6; i += 2) { ++ /* first 4 bytes are equal on all ar014x */ ++ priv->id[i] = ap0101_ar014x_read(client, 0x3800 + i + 4) >> 8; ++ priv->id[i + 1] = ap0101_ar014x_read(client, 0x3800 + i + 4) & 0xff; ++ } +} + +static ssize_t ap0101_otp_id_show(struct device *dev, |