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[2/3] media: i2c: isl7998x: Use 0xf page to program all four pages

Message ID 20240713154242.107903-2-marex@denx.de (mailing list archive)
State New
Headers show
Series [1/3] media: i2c: isl7998x: Enable VACTIVE and HDELAY shadow registers | expand

Commit Message

Marek Vasut July 13, 2024, 3:41 p.m. UTC 
Use page 0xf to program the same value of SDT and short detection
settings into all four pages 1..4 . This reduces the I2C traffic
slightly.

Signed-off-by: Marek Vasut <marex@denx.de>
---
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Michael Tretter <m.tretter@pengutronix.de>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: linux-media@vger.kernel.org
---
 drivers/media/i2c/isl7998x.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)
diff mbox series

Patch

diff --git a/drivers/media/i2c/isl7998x.c b/drivers/media/i2c/isl7998x.c
index 5f8f11f7a2c1c..7d2799e498520 100644
--- a/drivers/media/i2c/isl7998x.c
+++ b/drivers/media/i2c/isl7998x.c
@@ -312,14 +312,8 @@ 
 
 static const struct reg_sequence isl7998x_init_seq_1[] = {
 	{ ISL7998X_REG_P0_SHORT_DIAG_IRQ_EN, 0xff },
-	{ ISL7998X_REG_PX_DEC_SDT(0x1), 0x07 },
-	{ ISL7998X_REG_PX_DEC_SHORT_DET_CTL_1(0x1), 0x03 },
-	{ ISL7998X_REG_PX_DEC_SDT(0x2), 0x07 },
-	{ ISL7998X_REG_PX_DEC_SHORT_DET_CTL_1(0x2), 0x03 },
-	{ ISL7998X_REG_PX_DEC_SDT(0x3), 0x07 },
-	{ ISL7998X_REG_PX_DEC_SHORT_DET_CTL_1(0x3), 0x03 },
-	{ ISL7998X_REG_PX_DEC_SDT(0x4), 0x07 },
-	{ ISL7998X_REG_PX_DEC_SHORT_DET_CTL_1(0x4), 0x03 },
+	{ ISL7998X_REG_PX_DEC_SDT(0xf), 0x07 },
+	{ ISL7998X_REG_PX_DEC_SHORT_DET_CTL_1(0xf), 0x03 },
 	{ ISL7998X_REG_P5_LI_ENGINE_CTL, 0x00 },
 	{ ISL7998X_REG_P0_SW_RESET_CTL, 0x1f, 10 },
 	{ ISL7998X_REG_P0_IO_BUFFER_CTL, 0x00 },