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[11/30] media: atmel: atmel-isc: add SUB422 and SUB420 to register offsets

Message ID 20210401112723.189107-12-eugen.hristev@microchip.com (mailing list archive)
State New, archived
Headers show
Series media: atmel: atmel-isc: add support for xisc | expand

Commit Message

Eugen Hristev April 1, 2021, 11:27 a.m. UTC 
Add sub420 and sub422 to the reg offsets struct.
This will allow different products to have a different reg offset for these
particular modules.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
---
 drivers/media/platform/atmel/atmel-isc-base.c    | 4 ++--
 drivers/media/platform/atmel/atmel-isc-regs.h    | 4 ++++
 drivers/media/platform/atmel/atmel-isc.h         | 4 ++++
 drivers/media/platform/atmel/atmel-sama5d2-isc.c | 2 ++
 4 files changed, 12 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/media/platform/atmel/atmel-isc-base.c b/drivers/media/platform/atmel/atmel-isc-base.c
index d4bf7fd5929f..b2067d75499b 100644
--- a/drivers/media/platform/atmel/atmel-isc-base.c
+++ b/drivers/media/platform/atmel/atmel-isc-base.c
@@ -2311,8 +2311,8 @@  int isc_pipeline_init(struct isc_device *isc)
 		REG_FIELD(ISC_GAM_CTRL, 3, 3),
 		REG_FIELD(ISC_CSC_CTRL + isc->offsets.csc, 0, 0),
 		REG_FIELD(ISC_CBC_CTRL + isc->offsets.cbc, 0, 0),
-		REG_FIELD(ISC_SUB422_CTRL, 0, 0),
-		REG_FIELD(ISC_SUB420_CTRL, 0, 0),
+		REG_FIELD(ISC_SUB422_CTRL + isc->offsets.sub422, 0, 0),
+		REG_FIELD(ISC_SUB420_CTRL + isc->offsets.sub420, 0, 0),
 	};
 
 	for (i = 0; i < ISC_PIPE_LINE_NODE_NUM; i++) {
diff --git a/drivers/media/platform/atmel/atmel-isc-regs.h b/drivers/media/platform/atmel/atmel-isc-regs.h
index a5e2fe01ba9f..04839def6ef6 100644
--- a/drivers/media/platform/atmel/atmel-isc-regs.h
+++ b/drivers/media/platform/atmel/atmel-isc-regs.h
@@ -194,9 +194,13 @@ 
 #define ISC_CBC_CONTRAST	0x000003c0
 #define ISC_CBC_CONTRAST_MASK	GENMASK(11, 0)
 
+/* Offset for SUB422 register specific to sama5d2 product */
+#define ISC_SAMA5D2_SUB422_OFFSET	0
 /* Subsampling 4:4:4 to 4:2:2 Control Register */
 #define ISC_SUB422_CTRL 0x000003c4
 
+/* Offset for SUB420 register specific to sama5d2 product */
+#define ISC_SAMA5D2_SUB420_OFFSET	0
 /* Subsampling 4:2:2 to 4:2:0 Control Register */
 #define ISC_SUB420_CTRL 0x000003cc
 
diff --git a/drivers/media/platform/atmel/atmel-isc.h b/drivers/media/platform/atmel/atmel-isc.h
index b1fe93c93c61..fb7257872e7c 100644
--- a/drivers/media/platform/atmel/atmel-isc.h
+++ b/drivers/media/platform/atmel/atmel-isc.h
@@ -148,10 +148,14 @@  struct isc_ctrls {
  * struct isc_reg_offsets - ISC device register offsets
  * @csc:		Offset for the CSC register
  * @cbc:		Offset for the CBC register
+ * @sub422:		Offset for the SUB422 register
+ * @sub420:		Offset for the SUB420 register
  */
 struct isc_reg_offsets {
 	u32 csc;
 	u32 cbc;
+	u32 sub422;
+	u32 sub420;
 };
 
 /*
diff --git a/drivers/media/platform/atmel/atmel-sama5d2-isc.c b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
index 275999314e61..1bf83959a9e4 100644
--- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c
+++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
@@ -232,6 +232,8 @@  static int atmel_isc_probe(struct platform_device *pdev)
 
 	isc->offsets.csc = ISC_SAMA5D2_CSC_OFFSET;
 	isc->offsets.cbc = ISC_SAMA5D2_CBC_OFFSET;
+	isc->offsets.sub422 = ISC_SAMA5D2_SUB422_OFFSET;
+	isc->offsets.sub420 = ISC_SAMA5D2_SUB420_OFFSET;
 
 	/* sama5d2-isc - 8 bits per beat */
 	isc->dcfg = ISC_DCFG_YMBSIZE_BEATS8 | ISC_DCFG_CMBSIZE_BEATS8;