MX31 Fix spi clock names

Fix the SPI clock names to match the device names.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx3/clock.c b/arch/arm/mach-mx3/clock.c
index 4742554..06bd618 100644
--- a/arch/arm/mach-mx3/clock.c
+++ b/arch/arm/mach-mx3/clock.c
@@ -525,9 +525,9 @@
 
 static struct clk_lookup lookups[] = {
 	_REGISTER_CLOCK(NULL, "emi", emi_clk)
-	_REGISTER_CLOCK(NULL, "cspi", cspi1_clk)
-	_REGISTER_CLOCK(NULL, "cspi", cspi2_clk)
-	_REGISTER_CLOCK(NULL, "cspi", cspi3_clk)
+	_REGISTER_CLOCK("spi_imx.0", NULL, cspi1_clk)
+	_REGISTER_CLOCK("spi_imx.1", NULL, cspi2_clk)
+	_REGISTER_CLOCK("spi_imx.2", NULL, cspi3_clk)
 	_REGISTER_CLOCK(NULL, "gpt", gpt_clk)
 	_REGISTER_CLOCK(NULL, "pwm", pwm_clk)
 	_REGISTER_CLOCK(NULL, "wdog", wdog_clk)