s5pc110: screensplit: SS initial detection

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>

diff --git a/board/samsung/universal/universal.c b/board/samsung/universal/universal.c
index a473677..0313baa 100644 (file)
--- a/board/samsung/universal/universal.c
+++ b/board/samsung/universal/universal.c
@@ -62,12 +62,14 @@ enum {
        MACH_UNIVERSAL,
        MACH_TICKERTAPE,
        MACH_AQUILA,
+       MACH_SCREENSPLIT,
 };
 
 static const char *board_name[] = {
        "Universal",
        "TickerTape",
        "Aquila",
+       "ScreenSplit",
 };
 
 static void check_hw_revision(void)
@@ -94,24 +96,30 @@ static void check_hw_revision(void)
                        /*
                         * Note Check 'Aquila' board first
                         *
-                        *              Universal Aquila TickerTape
-                        * 0xE0200264   0x10      0x00   0x00
-                        * 0xE02000C4   0x0F      0x0F   0xXC
+                        *              Universal Aquila TickerTape ScreenSplit
+                        * 0xE0200264   0x10      0x00   0x00       0x00
+                        * 0xE02002a4   0xc0      0x80   0x??       0xc0
+                        * 0xE02000C4   0x0F      0x0F   0xXC       0x3F
+                        * 0xE0200324   0xFF      0x9F   0xFD       0xBX
                         */
 
                        /* C110 Aquila */
                        pin = S5PC110_GPIO_BASE(S5PC110_GPIO_J1_OFFSET);
                        pin += S5PC1XX_GPIO_DAT_OFFSET;
-                       /* Universal: 0x10, Aquila: 0x00, TickerTape: 0x00 */
                        if ((readl(pin) & 0xf0) == 0)
                                board = MACH_AQUILA;
 
                        /* C110 TickerTape */
                        pin = S5PC110_GPIO_BASE(S5PC110_GPIO_D1_OFFSET);
                        pin += S5PC1XX_GPIO_DAT_OFFSET;
-                       /* Universal: 0x0F, Aquila: 0x0F, TickerTape: 0xXC */
-                       if ((readl(pin) & 0x3) == 0)
+                       if ((readl(pin) & 0x03) == 0)
                                board = MACH_TICKERTAPE;
+
+                       /* C110 ScreenSplit */
+                       pin = S5PC110_GPIO_BASE(S5PC110_GPIO_MP0_3_OFFSET);
+                       pin += S5PC1XX_GPIO_DAT_OFFSET;
+                       if ((readl(pin) & 0xf0) == 0xB0)
+                               board = MACH_SCREENSPLIT;
                }
                break;
        case 3: