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From 0220ffebe645d66242aca68d7a374140dea9e6a3 Mon Sep 17 00:00:00 2001
From: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Date: Thu, 30 Jan 2020 16:38:19 +0300
Subject: [PATCH] media: i2c: max9286: parse crossbar from dt
This allows to parse crossbar from device tree
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
---
drivers/media/i2c/soc_camera/max9286.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/media/i2c/soc_camera/max9286.c b/drivers/media/i2c/soc_camera/max9286.c
index f6c6b0a..0a1732a 100644
--- a/drivers/media/i2c/soc_camera/max9286.c
+++ b/drivers/media/i2c/soc_camera/max9286.c
@@ -56,6 +56,7 @@ struct max9286_priv {
int dbl;
int dt;
int hsgen;
+ u64 crossbar;
char cb[16];
int hts;
int vts;
@@ -141,8 +142,8 @@ static int switchin = 0;
module_param(switchin, int, 0644);
MODULE_PARM_DESC(switchin, " COAX SWITCH IN+ and IN- (default: 0 - not switched)");
-static long crossbar = 0xba9876543210;
-module_param(crossbar, long, 0644);
+static unsigned long crossbar = 0xba9876543210;
+module_param(crossbar, ulong, 0644);
MODULE_PARM_DESC(crossbar, " Crossbar setup (default: ba9876543210 - reversed)");
enum {
@@ -738,6 +739,8 @@ static int max9286_parse_dt(struct i2c_client *client)
priv->pclk = pclk;
if (of_property_read_u32(np, "maxim,switchin", &priv->switchin))
priv->switchin = 0;
+ if (of_property_read_u64(np, "maxim,crossbar", &priv->crossbar))
+ priv->crossbar = crossbar;
/* module params override dts */
if (him)
@@ -773,8 +776,8 @@ static int max9286_parse_dt(struct i2c_client *client)
/* parse crossbar setup */
for (i = 0; i < 16; i++) {
- priv->cb[i] = crossbar % 16;
- crossbar /= 16;
+ priv->cb[i] = priv->crossbar % 16;
+ priv->crossbar /= 16;
}
for (i = 0; i < priv->links; i++) {
--
2.7.4
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