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>

1 files changed, 9 insertions, 2 deletions

diff --git a/drivers/mfd/si476x-i2c.c b/drivers/mfd/si476x-i2c.c
index e2773cb7ef43..5f3f07f71e16 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";