[Patch 14/19] media: ti-vpe: cal: Add AM654 support

Benoit Parrot
2019-10-18T15:32:48Z

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

Signed-off-by: Benoit Parrot <bparrot@ti.com>
---
drivers/media/platform/Kconfig | 2 +-
drivers/media/platform/ti-vpe/cal.c | 28 +++++++++++++++++++++++++++-
2 files changed, 28 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig
index 997de1a83ff9..24713e79c1ec 100644
--- a/drivers/media/platform/Kconfig
+++ b/drivers/media/platform/Kconfig
@@ -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
diff --git a/drivers/media/platform/ti-vpe/cal.c b/drivers/media/platform/ti-vpe/cal.c
index f590fe712d3d..42b0063b610e 100644
--- a/drivers/media/platform/ti-vpe/cal.c
+++ b/drivers/media/platform/ti-vpe/cal.c
@@ -322,6 +322,26 @@ static struct cal_data dra76x_cal_data = {
.flags = 0,
};

+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 struct cal_data am654_cal_data = {
+ .csi2_phy_core = am654_cal_csi_phy,
+ .num_csi2_phy = ARRAY_SIZE(am654_cal_csi_phy),
+
+ .flags = 0,
+};
+
/*
* there is one cal_dev structure in the driver, it is shared by
* all instances.
@@ -548,7 +568,9 @@ 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);
}

@@ -2331,6 +2353,10 @@ 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);
--
2.17.1