From: Nicolin Chen <b42378@freescale.com>
Date: Thu, 29 Aug 2013 06:35:44 +0000 (+0800)
Subject: ENGR00276567-6 mfd: si476x: Use default configuration when no platform data
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b8a917a0e882028745b4a193f4f5dcaf6ce37f17;p=karo-tx-linux.git

ENGR00276567-6 mfd: si476x: Use default configuration when no platform data

This would allow the driver to work normally without specific platform data,
when using devicetree for example.

Signed-off-by: Nicolin Chen <b42378@freescale.com>
(cherry picked from commit 23e369b88b546d7b699ca9ec46e195a05c61b717)
---

diff --git a/drivers/mfd/si476x-i2c.c b/drivers/mfd/si476x-i2c.c
index 3eb66d40bf17..d32e25c2128d 100644
--- a/drivers/mfd/si476x-i2c.c
+++ b/drivers/mfd/si476x-i2c.c
@@ -740,8 +740,15 @@ static int si476x_core_probe(struct i2c_client *client,
 		memcpy(&core->pinmux, &pdata->pinmux,
 		       sizeof(struct si476x_pinmux));
 	} else {
-		dev_err(&client->dev, "No platform data provided\n");
-		return -EINVAL;
+		dev_warn(&client->dev, "Using default platform data.\n");
+		core->power_up_parameters.xcload = 0x28;
+		core->power_up_parameters.func = SI476X_FUNC_FM_RECEIVER;
+		core->power_up_parameters.freq = SI476X_FREQ_37P209375_MHZ;
+		core->diversity_mode = SI476X_PHDIV_DISABLED;
+		core->pinmux.dclk = SI476X_DCLK_DAUDIO;
+		core->pinmux.dfs  = SI476X_DFS_DAUDIO;
+		core->pinmux.dout = SI476X_DOUT_I2S_OUTPUT;
+		core->pinmux.xout = SI476X_XOUT_TRISTATE;
 	}
 
 	core->supplies[0].supply = "vd";