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Message-ID: <20240625082956.2556293-3-alain.volmat@foss.st.com>
Date: Tue, 25 Jun 2024 10:29:55 +0200
From: Alain Volmat <alain.volmat@...s.st.com>
To: Sakari Ailus <sakari.ailus@...ux.intel.com>,
Alain Volmat
<alain.volmat@...s.st.com>,
Mauro Carvalho Chehab <mchehab@...nel.org>
CC: <linux-media@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 2/2] media: i2c: gc2145: use CCI_REG16_LE for little-endian registers
Use CCI_REG16_LE macro in order to access little-endian
encoded registers of the P3 (CSI) section.
Signed-off-by: Alain Volmat <alain.volmat@...s.st.com>
---
drivers/media/i2c/gc2145.c | 15 +++++----------
1 file changed, 5 insertions(+), 10 deletions(-)
diff --git a/drivers/media/i2c/gc2145.c b/drivers/media/i2c/gc2145.c
index bbab24f3eb57..b0737fc9366d 100644
--- a/drivers/media/i2c/gc2145.c
+++ b/drivers/media/i2c/gc2145.c
@@ -68,8 +68,7 @@
#define GC2145_DPHY_CLK_DELAY BIT(4)
#define GC2145_DPHY_LANE0_DELAY BIT(5)
#define GC2145_DPHY_LANE1_DELAY BIT(6)
-#define GC2145_REG_FIFO_FULL_LVL_LOW CCI_REG8(0x04)
-#define GC2145_REG_FIFO_FULL_LVL_HIGH CCI_REG8(0x05)
+#define GC2145_REG_FIFO_FULL_LVL CCI_REG16_LE(0x04)
#define GC2145_REG_FIFO_MODE CCI_REG8(0x06)
#define GC2145_FIFO_MODE_READ_GATE BIT(3)
#define GC2145_FIFO_MODE_MIPI_CLK_MODULE BIT(7)
@@ -79,8 +78,7 @@
#define GC2145_CSI2_MODE_MIPI_EN BIT(4)
#define GC2145_CSI2_MODE_EN BIT(7)
#define GC2145_REG_MIPI_DT CCI_REG8(0x11)
-#define GC2145_REG_LWC_LOW CCI_REG8(0x12)
-#define GC2145_REG_LWC_HIGH CCI_REG8(0x13)
+#define GC2145_REG_LWC CCI_REG16_LE(0x12)
#define GC2145_REG_DPHY_MODE CCI_REG8(0x15)
#define GC2145_DPHY_MODE_TRIGGER_PROG BIT(4)
#define GC2145_REG_FIFO_GATE_MODE CCI_REG8(0x17)
@@ -861,8 +859,7 @@ static int gc2145_config_mipi_mode(struct gc2145 *gc2145,
else
lwc = gc2145->mode->width;
- cci_write(gc2145->regmap, GC2145_REG_LWC_HIGH, lwc >> 8, &ret);
- cci_write(gc2145->regmap, GC2145_REG_LWC_LOW, lwc & 0xff, &ret);
+ cci_write(gc2145->regmap, GC2145_REG_LWC, lwc, &ret);
/*
* Adjust the MIPI FIFO Full Level
@@ -879,10 +876,8 @@ static int gc2145_config_mipi_mode(struct gc2145 *gc2145,
fifo_full_lvl = 0x0190;
}
- cci_write(gc2145->regmap, GC2145_REG_FIFO_FULL_LVL_HIGH,
- fifo_full_lvl >> 8, &ret);
- cci_write(gc2145->regmap, GC2145_REG_FIFO_FULL_LVL_LOW,
- fifo_full_lvl & 0xff, &ret);
+ cci_write(gc2145->regmap, GC2145_REG_FIFO_FULL_LVL,
+ fifo_full_lvl, &ret);
/*
* Set the FIFO gate mode / MIPI wdiv set:
--
2.25.1
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