mfd: intel-lpss: Remove left over variable

After commit 028af594 ("mfd: intel-lpss: Pass SDA hold time to
I2C host controller driver") the driver still has a non-used variable.

Remove it here.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/mfd/intel-lpss-acpi.c

@@ -22,10 +22,6 @@
 
 #include "intel-lpss.h"
 
-static const struct intel_lpss_platform_info spt_info = {
-	.clk_rate = 120000000,
-};
-
 static struct property_entry spt_i2c_properties[] = {
 	PROPERTY_ENTRY_U32("i2c-sda-hold-time-ns", 230),
 	{ },