[PATCH v2 07/15] media: microchip-isc: configure DPC and pipeline for SAMA7G5

From: Balakrishnan Sambath

Date: Tue May 12 2026 - 11:51:12 EST


Enable DPC_GDCENABLE for RGB output. Disable pipeline for raw Bayer
passthrough to provide unmodified sensor data for software ISP.

Signed-off-by: Balamanikandan Gunasundar <balamanikandan.gunasundar@xxxxxxxxxxxxx>
Signed-off-by: Balakrishnan Sambath <balakrishnan.s@xxxxxxxxxxxxx>
---
drivers/media/platform/microchip/microchip-isc-base.c | 7 ++-----
drivers/media/platform/microchip/microchip-sama7g5-isc.c | 3 ++-
2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/media/platform/microchip/microchip-isc-base.c b/drivers/media/platform/microchip/microchip-isc-base.c
index f61a5d5a3e04..23a09ed12946 100644
--- a/drivers/media/platform/microchip/microchip-isc-base.c
+++ b/drivers/media/platform/microchip/microchip-isc-base.c
@@ -800,7 +800,7 @@ static int isc_try_configure_pipeline(struct isc_device *isc)
if (ISC_IS_FORMAT_RAW(isc->try_config.sd_format->mbus_code)) {
isc->try_config.bits_pipeline = CFA_ENABLE |
WB_ENABLE | GAM_ENABLES | DPC_BLCENABLE |
- CC_ENABLE;
+ DPC_GDCENABLE | CC_ENABLE;
} else {
isc->try_config.bits_pipeline = 0x0;
}
@@ -850,10 +850,7 @@ static int isc_try_configure_pipeline(struct isc_device *isc)
}
break;
default:
- if (ISC_IS_FORMAT_RAW(isc->try_config.sd_format->mbus_code))
- isc->try_config.bits_pipeline = WB_ENABLE | DPC_BLCENABLE;
- else
- isc->try_config.bits_pipeline = 0x0;
+ isc->try_config.bits_pipeline = 0x0;
}

/* Tune the pipeline to product specific */
diff --git a/drivers/media/platform/microchip/microchip-sama7g5-isc.c b/drivers/media/platform/microchip/microchip-sama7g5-isc.c
index 4119cfe12cdf..04930aa0f289 100644
--- a/drivers/media/platform/microchip/microchip-sama7g5-isc.c
+++ b/drivers/media/platform/microchip/microchip-sama7g5-isc.c
@@ -59,7 +59,8 @@
#define ISC_SAM9X7_MAX_SUPPORT_HEIGHT 1920

#define ISC_SAMA7G5_PIPELINE \
- (WB_ENABLE | CFA_ENABLE | CC_ENABLE | GAM_ENABLES | CSC_ENABLE | \
+ (DPC_DPCENABLE | DPC_GDCENABLE | DPC_BLCENABLE | \
+ WB_ENABLE | CFA_ENABLE | CC_ENABLE | GAM_ENABLES | CSC_ENABLE | \
CBC_ENABLE | SUB422_ENABLE | SUB420_ENABLE)

/* This is a list of the formats that the ISC can *output* */
--
2.34.1