redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

media: ti-vpe: cal: Add AM654 support

Browse source 
Add the needed control module register bit layout to support the AM654
family of devices.

Signed-off-by: Benoit Parrot <bparrot@ti.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Benoit Parrot 2019-11-12 15:53:42 +01:00 committed by Mauro Carvalho Chehab
parent 5fa3144be4
commit 7a3b9684ce
2 changed files with 26 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/media/platform/Kconfig
View file

@ -151,7 +151,7 @@ source "drivers/media/platform/sunxi/Kconfig"
config VIDEO_TI_CAL
tristate "TI CAL (Camera Adaptation Layer) driver"
depends on VIDEO_DEV && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
depends on SOC_DRA7XX || COMPILE_TEST
depends on SOC_DRA7XX || ARCH_K3 || COMPILE_TEST
select VIDEOBUF2_DMA_CONTIG
select V4L2_FWNODE
help

26
drivers/media/platform/ti-vpe/cal.c
View file

@ -317,6 +317,24 @@ static const struct cal_data dra76x_cal_data = {
.num_csi2_phy = ARRAY_SIZE(dra76x_cal_csi_phy),
};
static struct reg_field am654_ctrl_core_csi0_reg_fields[F_MAX_FIELDS] = {
[F_CTRLCLKEN] = REG_FIELD(0, 15, 15),
[F_CAMMODE] = REG_FIELD(0, 24, 25),
[F_LANEENABLE] = REG_FIELD(0, 0, 4),
};
static struct cal_csi2_phy am654_cal_csi_phy[] = {
{
.base_fields = am654_ctrl_core_csi0_reg_fields,
.num_lanes = 5,
},
};
static const struct cal_data am654_cal_data = {
.csi2_phy_core = am654_cal_csi_phy,
.num_csi2_phy = ARRAY_SIZE(am654_cal_csi_phy),
};
/*
* there is one cal_dev structure in the driver, it is shared by
* all instances.
@ -543,7 +561,9 @@ static void camerarx_phy_enable(struct cal_ctx *ctx)
/* Always enable all lanes at the phy control level */
max_lanes = (1 << cal_data_get_phy_max_lanes(ctx)) - 1;
regmap_field_write(phy->fields[F_LANEENABLE], max_lanes);
regmap_field_write(phy->fields[F_CSI_MODE], 1);
/* F_CSI_MODE is not present on every architecture */
if (phy->fields[F_CSI_MODE])
regmap_field_write(phy->fields[F_CSI_MODE], 1);
regmap_field_write(phy->fields[F_CTRLCLKEN], 1);
}
@ -2321,6 +2341,10 @@ static const struct of_device_id cal_of_match[] = {
.compatible = "ti,dra76-cal",
.data = (void *)&dra76x_cal_data,
},
{
.compatible = "ti,am654-cal",
.data = (void *)&am654_cal_data,
},
{},
};
MODULE_DEVICE_TABLE(of, cal_of_match);