ARM: imx/clock-imx27: Pass NULL as function callback, not 0
This fixes many sparse warnings like:
arch/arm/mach-imx/clock-imx27.c:597:1: warning: Using plain integer as NULL pointer
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-imx/clock-imx27.c b/arch/arm/mach-imx/clock-imx27.c
index 07bf315..98a25ba 100644
--- a/arch/arm/mach-imx/clock-imx27.c
+++ b/arch/arm/mach-imx/clock-imx27.c
@@ -594,27 +594,27 @@
DEFINE_CLOCK(uart1_clk1, 0, PCCR1, 31, NULL, NULL, &ipg_clk);
/* Clocks we cannot directly gate, but drivers need their rates */
-DEFINE_CLOCK(cspi1_clk, 0, 0, 0, NULL, &cspi1_clk1, &per2_clk);
-DEFINE_CLOCK(cspi2_clk, 1, 0, 0, NULL, &cspi2_clk1, &per2_clk);
-DEFINE_CLOCK(cspi3_clk, 2, 0, 0, NULL, &cspi13_clk1, &per2_clk);
-DEFINE_CLOCK(sdhc1_clk, 0, 0, 0, NULL, &sdhc1_clk1, &per2_clk);
-DEFINE_CLOCK(sdhc2_clk, 1, 0, 0, NULL, &sdhc2_clk1, &per2_clk);
-DEFINE_CLOCK(sdhc3_clk, 2, 0, 0, NULL, &sdhc3_clk1, &per2_clk);
-DEFINE_CLOCK(pwm_clk, 0, 0, 0, NULL, &pwm_clk1, &per1_clk);
-DEFINE_CLOCK(gpt1_clk, 0, 0, 0, NULL, &gpt1_clk1, &per1_clk);
-DEFINE_CLOCK(gpt2_clk, 1, 0, 0, NULL, &gpt2_clk1, &per1_clk);
-DEFINE_CLOCK(gpt3_clk, 2, 0, 0, NULL, &gpt3_clk1, &per1_clk);
-DEFINE_CLOCK(gpt4_clk, 3, 0, 0, NULL, &gpt4_clk1, &per1_clk);
-DEFINE_CLOCK(gpt5_clk, 4, 0, 0, NULL, &gpt5_clk1, &per1_clk);
-DEFINE_CLOCK(gpt6_clk, 5, 0, 0, NULL, &gpt6_clk1, &per1_clk);
-DEFINE_CLOCK(uart1_clk, 0, 0, 0, NULL, &uart1_clk1, &per1_clk);
-DEFINE_CLOCK(uart2_clk, 1, 0, 0, NULL, &uart2_clk1, &per1_clk);
-DEFINE_CLOCK(uart3_clk, 2, 0, 0, NULL, &uart3_clk1, &per1_clk);
-DEFINE_CLOCK(uart4_clk, 3, 0, 0, NULL, &uart4_clk1, &per1_clk);
-DEFINE_CLOCK(uart5_clk, 4, 0, 0, NULL, &uart5_clk1, &per1_clk);
-DEFINE_CLOCK(uart6_clk, 5, 0, 0, NULL, &uart6_clk1, &per1_clk);
-DEFINE_CLOCK1(lcdc_clk, 0, 0, 0, parent, &lcdc_clk1, &per3_clk);
-DEFINE_CLOCK1(csi_clk, 0, 0, 0, parent, &csi_clk1, &per4_clk);
+DEFINE_CLOCK(cspi1_clk, 0, NULL, 0, NULL, &cspi1_clk1, &per2_clk);
+DEFINE_CLOCK(cspi2_clk, 1, NULL, 0, NULL, &cspi2_clk1, &per2_clk);
+DEFINE_CLOCK(cspi3_clk, 2, NULL, 0, NULL, &cspi13_clk1, &per2_clk);
+DEFINE_CLOCK(sdhc1_clk, 0, NULL, 0, NULL, &sdhc1_clk1, &per2_clk);
+DEFINE_CLOCK(sdhc2_clk, 1, NULL, 0, NULL, &sdhc2_clk1, &per2_clk);
+DEFINE_CLOCK(sdhc3_clk, 2, NULL, 0, NULL, &sdhc3_clk1, &per2_clk);
+DEFINE_CLOCK(pwm_clk, 0, NULL, 0, NULL, &pwm_clk1, &per1_clk);
+DEFINE_CLOCK(gpt1_clk, 0, NULL, 0, NULL, &gpt1_clk1, &per1_clk);
+DEFINE_CLOCK(gpt2_clk, 1, NULL, 0, NULL, &gpt2_clk1, &per1_clk);
+DEFINE_CLOCK(gpt3_clk, 2, NULL, 0, NULL, &gpt3_clk1, &per1_clk);
+DEFINE_CLOCK(gpt4_clk, 3, NULL, 0, NULL, &gpt4_clk1, &per1_clk);
+DEFINE_CLOCK(gpt5_clk, 4, NULL, 0, NULL, &gpt5_clk1, &per1_clk);
+DEFINE_CLOCK(gpt6_clk, 5, NULL, 0, NULL, &gpt6_clk1, &per1_clk);
+DEFINE_CLOCK(uart1_clk, 0, NULL, 0, NULL, &uart1_clk1, &per1_clk);
+DEFINE_CLOCK(uart2_clk, 1, NULL, 0, NULL, &uart2_clk1, &per1_clk);
+DEFINE_CLOCK(uart3_clk, 2, NULL, 0, NULL, &uart3_clk1, &per1_clk);
+DEFINE_CLOCK(uart4_clk, 3, NULL, 0, NULL, &uart4_clk1, &per1_clk);
+DEFINE_CLOCK(uart5_clk, 4, NULL, 0, NULL, &uart5_clk1, &per1_clk);
+DEFINE_CLOCK(uart6_clk, 5, NULL, 0, NULL, &uart6_clk1, &per1_clk);
+DEFINE_CLOCK1(lcdc_clk, 0, NULL, 0, parent, &lcdc_clk1, &per3_clk);
+DEFINE_CLOCK1(csi_clk, 0, NULL, 0, parent, &csi_clk1, &per4_clk);
#define _REGISTER_CLOCK(d, n, c) \
{ \