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Message-ID: <20180506080250.GA24114@amd>
Date:   Sun, 6 May 2018 10:02:50 +0200
From:   Pavel Machek <pavel@....cz>
To:     kernel list <linux-kernel@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-omap@...r.kernel.org, tony@...mide.com, sre@...nel.org,
        nekit1000@...il.com, mpartap@....net, merlijn@...zup.org,
        gshark.jeong@...il.com, m.chehab@...sung.com, sakari.ailus@....fi,
        linux-media@...r.kernel.org
Subject: [PATCH] media: i2c: lm3560: use conservative defaults


If no pdata is found, we should use lowest current settings, not highest.

Signed-off-by: Pavel Machek <pavel@....cz>

diff --git a/drivers/media/i2c/lm3560.c b/drivers/media/i2c/lm3560.c
index b600e03a..c4e5ed5 100644
--- a/drivers/media/i2c/lm3560.c
+++ b/drivers/media/i2c/lm3560.c
@@ -420,14 +434,14 @@ static int lm3560_probe(struct i2c_client *client,
 		pdata = devm_kzalloc(&client->dev, sizeof(*pdata), GFP_KERNEL);
 		if (pdata == NULL)
 			return -ENODEV;
-		pdata->peak = LM3560_PEAK_3600mA;
-		pdata->max_flash_timeout = LM3560_FLASH_TOUT_MAX;
+		pdata->peak = LM3560_PEAK_1600mA;
+		pdata->max_flash_timeout = LM3560_FLASH_TOUT_MIN;
 		/* led 1 */
-		pdata->max_flash_brt[LM3560_LED0] = LM3560_FLASH_BRT_MAX;
-		pdata->max_torch_brt[LM3560_LED0] = LM3560_TORCH_BRT_MAX;
+		pdata->max_flash_brt[LM3560_LED0] = LM3560_FLASH_BRT_MIN;
+		pdata->max_torch_brt[LM3560_LED0] = LM3560_TORCH_BRT_MIN;
 		/* led 2 */
-		pdata->max_flash_brt[LM3560_LED1] = LM3560_FLASH_BRT_MAX;
-		pdata->max_torch_brt[LM3560_LED1] = LM3560_TORCH_BRT_MAX;
+		pdata->max_flash_brt[LM3560_LED1] = LM3560_FLASH_BRT_MIN;
+		pdata->max_torch_brt[LM3560_LED1] = LM3560_TORCH_BRT_MIN;
 	}
 	flash->pdata = pdata;
 	flash->dev = &client->dev;

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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