src: Use tabs for indentation

Change-Id: I6b40aaf5af5d114bbb0cd227dfd50b0ee19eebba
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/28934
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/nvidia/tegra210/dc.c b/src/soc/nvidia/tegra210/dc.c
index b892c60..1000346 100644
--- a/src/soc/nvidia/tegra210/dc.c
+++ b/src/soc/nvidia/tegra210/dc.c
@@ -25,26 +25,26 @@
 int dump = 0;
 unsigned long READL(void *p)
 {
-        unsigned long value;
+	unsigned long value;
 
 	/*
 	 * In case of hard hung on readl(p), we can set dump > 1 to print out
 	 * the address accessed.
 	 */
-        if (dump > 1)
+	if (dump > 1)
 		printk(BIOS_SPEW, "readl %p\n", p);
 
-        value = read32(p);
-        if (dump)
+	value = read32(p);
+	if (dump)
 		printk(BIOS_SPEW, "readl %p %08lx\n", p, value);
-        return value;
+	return value;
 }
 
 void WRITEL(unsigned long value, void *p)
 {
-        if (dump)
+	if (dump)
 		printk(BIOS_SPEW, "writel %p %08lx\n", p, value);
-        write32(p, value);
+	 write32(p, value);
 }
 
 /* return in 1000ths of a Hertz */
@@ -76,7 +76,7 @@
 }
 
 int update_display_mode(struct display_controller *disp_ctrl,
-			       struct soc_nvidia_tegra210_config *config)
+			struct soc_nvidia_tegra210_config *config)
 {
 	print_mode(config);
 
@@ -124,7 +124,7 @@
 }
 
 void update_display_shift_clock_divider(struct display_controller *disp_ctrl,
-			       u32 shift_clock_div)
+					u32 shift_clock_div)
 {
 	WRITEL((PIXEL_CLK_DIVIDER_PCD1 << PIXEL_CLK_DIVIDER_SHIFT) |
 	       (shift_clock_div & 0xff) << SHIFT_CLK_DIVIDER_SHIFT,