diff options
Diffstat (limited to 'bsp/meta-rcar/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0153-lvds-OV495-fix-reset-gpio-handling.patch')
| -rw-r--r-- | bsp/meta-rcar/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0153-lvds-OV495-fix-reset-gpio-handling.patch | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0153-lvds-OV495-fix-reset-gpio-handling.patch b/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0153-lvds-OV495-fix-reset-gpio-handling.patch new file mode 100644 index 00000000..3535dd86 --- /dev/null +++ b/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0153-lvds-OV495-fix-reset-gpio-handling.patch @@ -0,0 +1,65 @@ +From 8241a96db8e7365a23b5ba76a33af47fcc6b7ee8 Mon Sep 17 00:00:00 2001 +From: Vladimir Barinov <vladimir.barinov@cogentembedded.com> +Date: Tue, 12 Feb 2019 22:29:24 +0300 +Subject: [PATCH 102/122] lvds: OV495: fix reset gpio handling + +This fixes gpio reset handling on OV495 imager +GPIO0 - NRESET +GPIO1 - NC (no FSIN!) +kernel parameter requred: ti9x4.gpio0=1 + +Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com> +--- + drivers/media/i2c/soc_camera/ov106xx.c | 12 ++++++------ + drivers/media/i2c/soc_camera/ov495_ov2775.c | 5 +---- + 2 files changed, 7 insertions(+), 10 deletions(-) + +diff --git a/drivers/media/i2c/soc_camera/ov106xx.c b/drivers/media/i2c/soc_camera/ov106xx.c +index 8962ab9..d641907 100644 +--- a/drivers/media/i2c/soc_camera/ov106xx.c ++++ b/drivers/media/i2c/soc_camera/ov106xx.c +@@ -73,6 +73,12 @@ static int ov106xx_probe(struct i2c_client *client, + goto out; + } + ++ ret = ov495_probe(client, did); ++ if (!ret) { ++ chip_id = ID_OV495_OV2775; ++ goto out; ++ } ++ + ret = ov10640_probe(client, did); + if (!ret) { + chip_id = ID_OV10640; +@@ -91,12 +97,6 @@ static int ov106xx_probe(struct i2c_client *client, + goto out; + } + +- ret = ov495_probe(client, did); +- if (!ret) { +- chip_id = ID_OV495_OV2775; +- goto out; +- } +- + ret = ar0132_probe(client, did); + if (!ret) { + chip_id = ID_AR0132; +diff --git a/drivers/media/i2c/soc_camera/ov495_ov2775.c b/drivers/media/i2c/soc_camera/ov495_ov2775.c +index 34b2f46..aee8145 100644 +--- a/drivers/media/i2c/soc_camera/ov495_ov2775.c ++++ b/drivers/media/i2c/soc_camera/ov495_ov2775.c +@@ -503,10 +503,7 @@ static int ov495_parse_dt(struct device_node *np, struct ov495_priv *priv) + usleep_range(2000, 2500); /* wait 2ms */ + reg8_write(client, 0x65, tmp_addr << 1); /* Sensor translated I2C address */ + reg8_write(client, 0x5d, OV495_I2C_ADDR << 1); /* Sensor native I2C address */ +- +- reg8_write(client, 0x6e, 0x9a); /* GPIO0 - fsin, GPIO1 - resetb */ +- /* TODO: why too long? move logic to workqueue? */ +- mdelay(350); /* time needed to boot all sensor IPs */ ++ usleep_range(2000, 2500); /* wait 2ms */ + } + client->addr = tmp_addr; + +-- +2.7.4 + |