xen: arm: Fixup stray hard tabs

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Reviewed-by: Julien Grall <julien.grall@citrix.com>

xen/arch/arm/arm32/debug-8250.inc

@@ -21,9 +21,9 @@
  * rc: scratch register */
 .macro early_uart_ready rb rc
 1:
-	ldr	\rc, [\rb, #(UART_LSR << EARLY_UART_REG_SHIFT)] /* Read LSR */
-	tst	\rc, #UART_LSR_THRE     /* Check Xmit holding register flag */
-	beq	1b		           /* Wait for the UART to be ready */
+        ldr     \rc, [\rb, #(UART_LSR << EARLY_UART_REG_SHIFT)] /* Read LSR */
+        tst     \rc, #UART_LSR_THRE     /* Check Xmit holding register flag */
+        beq     1b                         /* Wait for the UART to be ready */
 .endm
 
 /* 8250 UART transmit character

xen/arch/arm/psci.c

@@ -102,7 +102,7 @@ int __init psci_init_0_2(void)
 
     psci = dt_find_compatible_node(NULL, NULL, "arm,psci-0.2");
     if ( !psci )
-	return -EOPNOTSUPP;
+        return -EOPNOTSUPP;
 
     ret = psci_is_smc_method(psci);
     if ( ret )