ma8/ma9: Cleanup - fix tabs, remove unused defines.
diff --git a/firmware/drivers/audio/pcm1792.c b/firmware/drivers/audio/pcm1792.c
index 67237a9..a048d07 100644
--- a/firmware/drivers/audio/pcm1792.c
+++ b/firmware/drivers/audio/pcm1792.c
@@ -84,24 +84,24 @@
 
 void audiohw_init(void)
 {
-	pcm1792_write_reg(PCM1792_REG(18), REG18_INIT_VALUE);
-	pcm1792_write_reg(PCM1792_REG(19), REG19_INIT_VALUE);
-	pcm1792_write_reg(PCM1792_REG(20), REG20_INIT_VALUE);
-	pcm1792_write_reg(PCM1792_REG(21), REG21_INIT_VALUE);
+    pcm1792_write_reg(PCM1792_REG(18), REG18_INIT_VALUE);
+    pcm1792_write_reg(PCM1792_REG(19), REG19_INIT_VALUE);
+    pcm1792_write_reg(PCM1792_REG(20), REG20_INIT_VALUE);
+    pcm1792_write_reg(PCM1792_REG(21), REG21_INIT_VALUE);
 
     /* Left & Right volumes */
-	pcm1792_write_reg(PCM1792_REG(16), 0xff);
-	pcm1792_write_reg(PCM1792_REG(17), 0xff);
+    pcm1792_write_reg(PCM1792_REG(16), 0xff);
+    pcm1792_write_reg(PCM1792_REG(17), 0xff);
 }
 
 void audiohw_mute(void)
 {
-	pcm1792_write_reg(PCM1792_REG(18), REG18_INIT_VALUE|PCM1792_MUTE_ON);
+    pcm1792_write_reg(PCM1792_REG(18), REG18_INIT_VALUE|PCM1792_MUTE_ON);
 }
 
 void audiohw_unmute(void)
 {
-	pcm1792_write_reg(PCM1792_REG(18), REG18_INIT_VALUE);
+    pcm1792_write_reg(PCM1792_REG(18), REG18_INIT_VALUE);
 }
 
 void audiohw_preinit(void)
diff --git a/firmware/target/arm/rk27xx/ma/lcd-ma.c b/firmware/target/arm/rk27xx/ma/lcd-ma.c
index 3fecce2..fa3ccc5 100644
--- a/firmware/target/arm/rk27xx/ma/lcd-ma.c
+++ b/firmware/target/arm/rk27xx/ma/lcd-ma.c
@@ -27,10 +27,6 @@
 #include "cpu.h"
 #include "lcdif-rk27xx.h"
 
-#define	ILI9342		0
-#define	ILI9342C	1
-#define LCD_DRIVER	ILI9342C
-
 static bool display_on = false;
 
 #if (CONFIG_LCD == LCD_ILI9342C)
@@ -38,62 +34,62 @@
 {
     unsigned int x, y;
 
-	lcd_cmd(0xC8);
-	lcd_data(0xFF);
-	lcd_data(0x93);
-	lcd_data(0x42);
+    lcd_cmd(0xC8);
+    lcd_data(0xFF);
+    lcd_data(0x93);
+    lcd_data(0x42);
 
-	lcd_write_reg(0x36, 0xC8);
+    lcd_write_reg(0x36, 0xC8);
 
-	lcd_write_reg(0x3A, 0x55);
+    lcd_write_reg(0x3A, 0x55);
 
-	lcd_cmd(0xC0);
-	lcd_data(0x14);
-	lcd_data(0x0E);
+    lcd_cmd(0xC0);
+    lcd_data(0x14);
+    lcd_data(0x0E);
 
-	lcd_write_reg(0xC1, 0x01);
+    lcd_write_reg(0xC1, 0x01);
 
-	lcd_write_reg(0xC5, 0xF4);
+    lcd_write_reg(0xC5, 0xF4);
 
-	lcd_cmd(0xB1);
-	lcd_data(0x00);
-	lcd_data(0x1B);
+    lcd_cmd(0xB1);
+    lcd_data(0x00);
+    lcd_data(0x1B);
 
-	lcd_write_reg(0xB4, 0x02);
+    lcd_write_reg(0xB4, 0x02);
 
-	lcd_cmd(0xE0);
-	lcd_data(0x00);
-	lcd_data(0x0A);
-	lcd_data(0x11);
-	lcd_data(0x08);
-	lcd_data(0x16);
-	lcd_data(0x0A);
-	lcd_data(0x3C);
-	lcd_data(0x9B);
-	lcd_data(0x4A);
-	lcd_data(0x09);
-	lcd_data(0x0E);
-	lcd_data(0x0A);
-	lcd_data(0x1C);
-	lcd_data(0x1D);
-	lcd_data(0x0F);
+    lcd_cmd(0xE0);
+    lcd_data(0x00);
+    lcd_data(0x0A);
+    lcd_data(0x11);
+    lcd_data(0x08);
+    lcd_data(0x16);
+    lcd_data(0x0A);
+    lcd_data(0x3C);
+    lcd_data(0x9B);
+    lcd_data(0x4A);
+    lcd_data(0x09);
+    lcd_data(0x0E);
+    lcd_data(0x0A);
+    lcd_data(0x1C);
+    lcd_data(0x1D);
+    lcd_data(0x0F);
 
-	lcd_cmd(0xE1);
-	lcd_data(0x00);
-	lcd_data(0x23);
-	lcd_data(0x25);
-	lcd_data(0x04);
-	lcd_data(0x10);
-	lcd_data(0x07);
-	lcd_data(0x39);
-	lcd_data(0x46);
-	lcd_data(0x4A);
-	lcd_data(0x03);
-	lcd_data(0x0C);
-	lcd_data(0x0A);
-	lcd_data(0x31);
-	lcd_data(0x36);
-	lcd_data(0x0F);
+    lcd_cmd(0xE1);
+    lcd_data(0x00);
+    lcd_data(0x23);
+    lcd_data(0x25);
+    lcd_data(0x04);
+    lcd_data(0x10);
+    lcd_data(0x07);
+    lcd_data(0x39);
+    lcd_data(0x46);
+    lcd_data(0x4A);
+    lcd_data(0x03);
+    lcd_data(0x0C);
+    lcd_data(0x0A);
+    lcd_data(0x31);
+    lcd_data(0x36);
+    lcd_data(0x0F);
 
     /* exit sleep */
     lcd_cmd(0x11);