ARM: tegra: seaboard: enable keyboard in DT

Enable Tegra based keyboard controller and populate the key matrix for
seaboard. The key matrix was originally on driver code which is removed
to have clean driver. The key mapping is now passed through dts file.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>

1 files changed, 139 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts
index f9e3ad45e518..d4e4ff231366 100644
--- a/arch/arm/boot/dts/tegra20-seaboard.dts
+++ b/arch/arm/boot/dts/tegra20-seaboard.dts
@@ -612,6 +612,145 @@
                 };
         };
 
+        kbc {
+                status = "okay";
+                nvidia,debounce-delay-ms = <32>;
+                nvidia,repeat-delay-ms = <160>;
+                nvidia,ghost-filter;
+                nvidia,kbc-row-pins = <0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15>;
+                nvidia,kbc-col-pins = <16 17 18 19 20 21 22 23>;
+                linux,keymap = <0x00020011      /* KEY_W */
+                                0x0003001F      /* KEY_S */
+                                0x0004001E      /* KEY_A */
+                                0x0005002C      /* KEY_Z */
+                                0x000701d0      /* KEY_FN */
+
+                                0x0107007D      /* KEY_LEFTMETA */
+                                0x02060064      /* KEY_RIGHTALT */
+                                0x02070038      /* KEY_LEFTALT */
+
+                                0x03000006      /* KEY_5 */
+                                0x03010005      /* KEY_4 */
+                                0x03020013      /* KEY_R */
+                                0x03030012      /* KEY_E */
+                                0x03040021      /* KEY_F */
+                                0x03050020      /* KEY_D */
+                                0x0306002D      /* KEY_X */
+
+                                0x04000008      /* KEY_7 */
+                                0x04010007      /* KEY_6 */
+                                0x04020014      /* KEY_T */
+                                0x04030023      /* KEY_H */
+                                0x04040022      /* KEY_G */
+                                0x0405002F      /* KEY_V */
+                                0x0406002E      /* KEY_C */
+                                0x04070039      /* KEY_SPACE */
+
+                                0x0500000A      /* KEY_9 */
+                                0x05010009      /* KEY_8 */
+                                0x05020016      /* KEY_U */
+                                0x05030015      /* KEY_Y */
+                                0x05040024      /* KEY_J */
+                                0x05050031      /* KEY_N */
+                                0x05060030      /* KEY_B */
+                                0x0507002B      /* KEY_BACKSLASH */
+
+                                0x0600000C      /* KEY_MINUS */
+                                0x0601000B      /* KEY_0 */
+                                0x06020018      /* KEY_O */
+                                0x06030017      /* KEY_I */
+                                0x06040026      /* KEY_L */
+                                0x06050025      /* KEY_K */
+                                0x06060033      /* KEY_COMMA */
+                                0x06070032      /* KEY_M */
+
+                                0x0701000D      /* KEY_EQUAL */
+                                0x0702001B      /* KEY_RIGHTBRACE */
+                                0x0703001C      /* KEY_ENTER */
+                                0x0707008B      /* KEY_MENU */
+
+                                0x08040036      /* KEY_RIGHTSHIFT */
+                                0x0805002A      /* KEY_LEFTSHIFT */
+
+                                0x09050061      /* KEY_RIGHTCTRL */
+                                0x0907001D      /* KEY_LEFTCTRL */
+
+                                0x0B00001A      /* KEY_LEFTBRACE */
+                                0x0B010019      /* KEY_P */
+                                0x0B020028      /* KEY_APOSTROPHE */
+                                0x0B030027      /* KEY_SEMICOLON */
+                                0x0B040035      /* KEY_SLASH */
+                                0x0B050034      /* KEY_DOT */
+
+                                0x0C000044      /* KEY_F10 */
+                                0x0C010043      /* KEY_F9 */
+                                0x0C02000E      /* KEY_BACKSPACE */
+                                0x0C030004      /* KEY_3 */
+                                0x0C040003      /* KEY_2 */
+                                0x0C050067      /* KEY_UP */
+                                0x0C0600D2      /* KEY_PRINT */
+                                0x0C070077      /* KEY_PAUSE */
+
+                                0x0D00006E      /* KEY_INSERT */
+                                0x0D01006F      /* KEY_DELETE */
+                                0x0D030068      /* KEY_PAGEUP  */
+                                0x0D04006D      /* KEY_PAGEDOWN */
+                                0x0D05006A      /* KEY_RIGHT */
+                                0x0D06006C      /* KEY_DOWN */
+                                0x0D070069      /* KEY_LEFT */
+
+                                0x0E000057      /* KEY_F11 */
+                                0x0E010058      /* KEY_F12 */
+                                0x0E020042      /* KEY_F8 */
+                                0x0E030010      /* KEY_Q */
+                                0x0E04003E      /* KEY_F4 */
+                                0x0E05003D      /* KEY_F3 */
+                                0x0E060002      /* KEY_1 */
+                                0x0E070041      /* KEY_F7 */
+
+                                0x0F000001      /* KEY_ESC */
+                                0x0F010029      /* KEY_GRAVE */
+                                0x0F02003F      /* KEY_F5 */
+                                0x0F03000F      /* KEY_TAB */
+                                0x0F04003B      /* KEY_F1 */
+                                0x0F05003C      /* KEY_F2 */
+                                0x0F06003A      /* KEY_CAPSLOCK */
+                                0x0F070040      /* KEY_F6 */
+
+                                /* Software Handled Function Keys */
+                                0x14000047      /* KEY_KP7 */
+
+                                0x15000049      /* KEY_KP9 */
+                                0x15010048      /* KEY_KP8 */
+                                0x1502004B      /* KEY_KP4 */
+                                0x1504004F      /* KEY_KP1 */
+
+                                0x1601004E      /* KEY_KPSLASH */
+                                0x1602004D      /* KEY_KP6 */
+                                0x1603004C      /* KEY_KP5 */
+                                0x16040051      /* KEY_KP3 */
+                                0x16050050      /* KEY_KP2 */
+                                0x16070052      /* KEY_KP0 */
+
+                                0x1B010037      /* KEY_KPASTERISK */
+                                0x1B03004A      /* KEY_KPMINUS */
+                                0x1B04004E      /* KEY_KPPLUS */
+                                0x1B050053      /* KEY_KPDOT */
+
+                                0x1C050073      /* KEY_VOLUMEUP */
+
+                                0x1D030066      /* KEY_HOME */
+                                0x1D04006B      /* KEY_END */
+                                0x1D0500E0      /* KEY_BRIGHTNESSDOWN */
+                                0x1D060072      /* KEY_VOLUMEDOWN */
+                                0x1D0700E1      /* KEY_BRIGHTNESSUP */
+
+                                0x1E000045      /* KEY_NUMLOCK */
+                                0x1E010046      /* KEY_SCROLLLOCK */
+                                0x1E020071      /* KEY_MUTE */
+
+                                0x1F04008A>;    /* KEY_HELP */
+        };
         regulators {
                 compatible = "simple-bus";
                 #address-cells = <1>;