arm: tegra: kai: create board files

Create initial board files and config files for Kai.

Reviewed-on: http://git-master/r/74441

Change-Id: I4b07607da85fe4bcb00e5fce2ddbc2a83471b1de
Signed-off-by: Johnny Qiu <joqiu@nvidia.com>
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
Reviewed-on: http://git-master/r/77296
Reviewed-by: Automatic_Commit_Validation_User

1 files changed, 550 insertions, 0 deletions

diff --git a/arch/arm/mach-tegra/board-kai-pinmux.c b/arch/arm/mach-tegra/board-kai-pinmux.c
new file mode 100644
index 000000000000..2288003d26de
--- /dev/null
+++ b/arch/arm/mach-tegra/board-kai-pinmux.c
@@ -0,0 +1,550 @@
+/*
+ * arch/arm/mach-tegra/board-kai-pinmux.c
+ *
+ * Copyright (C) 2012 NVIDIA Corporation
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <mach/pinmux.h>
+#include "board.h"
+#include "board-kai.h"
+#include "gpio-names.h"
+
+#define DEFAULT_DRIVE(_name)					\
+	{							\
+		.pingroup = TEGRA_DRIVE_PINGROUP_##_name,	\
+		.hsm = TEGRA_HSM_DISABLE,			\
+		.schmitt = TEGRA_SCHMITT_ENABLE,		\
+		.drive = TEGRA_DRIVE_DIV_1,			\
+		.pull_down = TEGRA_PULL_31,			\
+		.pull_up = TEGRA_PULL_31,			\
+		.slew_rising = TEGRA_SLEW_SLOWEST,		\
+		.slew_falling = TEGRA_SLEW_SLOWEST,		\
+	}
+/* Setting the drive strength of pins
+ * hsm: Enable High speed mode (ENABLE/DISABLE)
+ * Schimit: Enable/disable schimit (ENABLE/DISABLE)
+ * drive: low power mode (DIV_1, DIV_2, DIV_4, DIV_8)
+ * pulldn_drive - drive down (falling edge) - Driver Output Pull-Down drive
+ *                strength code. Value from 0 to 31.
+ * pullup_drive - drive up (rising edge)  - Driver Output Pull-Up drive
+ *                strength code. Value from 0 to 31.
+ * pulldn_slew -  Driver Output Pull-Up slew control code  - 2bit code
+ *                code 11 is least slewing of signal. code 00 is highest
+ *                slewing of the signal.
+ *                Value - FASTEST, FAST, SLOW, SLOWEST
+ * pullup_slew -  Driver Output Pull-Down slew control code -
+ *                code 11 is least slewing of signal. code 00 is highest
+ *                slewing of the signal.
+ *                Value - FASTEST, FAST, SLOW, SLOWEST
+ */
+#define SET_DRIVE(_name, _hsm, _schmitt, _drive, _pulldn_drive, _pullup_drive, _pulldn_slew, _pullup_slew) \
+	{                                               \
+		.pingroup = TEGRA_DRIVE_PINGROUP_##_name,   \
+		.hsm = TEGRA_HSM_##_hsm,                    \
+		.schmitt = TEGRA_SCHMITT_##_schmitt,        \
+		.drive = TEGRA_DRIVE_##_drive,              \
+		.pull_down = TEGRA_PULL_##_pulldn_drive,    \
+		.pull_up = TEGRA_PULL_##_pullup_drive,		\
+		.slew_rising = TEGRA_SLEW_##_pulldn_slew,   \
+		.slew_falling = TEGRA_SLEW_##_pullup_slew,	\
+	}
+
+/* !!!FIXME!!!! POPULATE THIS TABLE */
+static __initdata struct tegra_drive_pingroup_config kai_drive_pinmux[] = {
+	/* DEFAULT_DRIVE(<pin_group>), */
+	/* SET_DRIVE(ATA, DISABLE, DISABLE, DIV_1, 31, 31, FAST, FAST) */
+	SET_DRIVE(DAP2,		DISABLE, ENABLE, DIV_1, 31, 31, FASTEST, FASTEST),
+
+	/* All I2C pins are driven to maximum drive strength */
+	/* GEN1 I2C */
+	SET_DRIVE(DBG,		DISABLE, ENABLE, DIV_1, 31, 31, FASTEST, FASTEST),
+
+	/* GEN2 I2C */
+	SET_DRIVE(AT5,		DISABLE, ENABLE, DIV_1, 31, 31, FASTEST, FASTEST),
+
+	/* CAM I2C */
+	SET_DRIVE(GME,		DISABLE, ENABLE, DIV_1, 31, 31, FASTEST, FASTEST),
+
+	/* DDC I2C */
+	SET_DRIVE(DDC,		DISABLE, ENABLE, DIV_1, 31, 31, FASTEST, FASTEST),
+
+	/* PWR_I2C */
+	SET_DRIVE(AO1,		DISABLE, ENABLE, DIV_1, 31, 31, FASTEST, FASTEST),
+
+	/* UART3 */
+	SET_DRIVE(UART3,	DISABLE, ENABLE, DIV_1, 31, 31, FASTEST, FASTEST),
+
+	/* SDMMC1 */
+	SET_DRIVE(SDIO1,	DISABLE, DISABLE, DIV_1, 46, 42, FAST, FAST),
+
+	/* SDMMC3 */
+	SET_DRIVE(SDIO3,	DISABLE, DISABLE, DIV_1, 46, 42, FAST, FAST),
+
+	/* SDMMC4 */
+	SET_DRIVE(GMA,		DISABLE, DISABLE, DIV_1, 9, 9, SLOWEST, SLOWEST),
+	SET_DRIVE(GMB,		DISABLE, DISABLE, DIV_1, 9, 9, SLOWEST, SLOWEST),
+	SET_DRIVE(GMC,		DISABLE, DISABLE, DIV_1, 9, 9, SLOWEST, SLOWEST),
+	SET_DRIVE(GMD,		DISABLE, DISABLE, DIV_1, 9, 9, SLOWEST, SLOWEST),
+
+};
+
+#define DEFAULT_PINMUX(_pingroup, _mux, _pupd, _tri, _io)	\
+	{							\
+		.pingroup	= TEGRA_PINGROUP_##_pingroup,	\
+		.func		= TEGRA_MUX_##_mux,		\
+		.pupd		= TEGRA_PUPD_##_pupd,		\
+		.tristate	= TEGRA_TRI_##_tri,		\
+		.io		= TEGRA_PIN_##_io,		\
+		.lock		= TEGRA_PIN_LOCK_DEFAULT,	\
+		.od		= TEGRA_PIN_OD_DEFAULT,		\
+		.ioreset	= TEGRA_PIN_IO_RESET_DEFAULT,	\
+	}
+
+#define I2C_PINMUX(_pingroup, _mux, _pupd, _tri, _io, _lock, _od) \
+	{							\
+		.pingroup	= TEGRA_PINGROUP_##_pingroup,	\
+		.func		= TEGRA_MUX_##_mux,		\
+		.pupd		= TEGRA_PUPD_##_pupd,		\
+		.tristate	= TEGRA_TRI_##_tri,		\
+		.io		= TEGRA_PIN_##_io,		\
+		.lock		= TEGRA_PIN_LOCK_##_lock,	\
+		.od		= TEGRA_PIN_OD_##_od,		\
+		.ioreset	= TEGRA_PIN_IO_RESET_DEFAULT,	\
+	}
+
+#define VI_PINMUX(_pingroup, _mux, _pupd, _tri, _io, _lock, _ioreset) \
+	{							\
+		.pingroup	= TEGRA_PINGROUP_##_pingroup,	\
+		.func		= TEGRA_MUX_##_mux,		\
+		.pupd		= TEGRA_PUPD_##_pupd,		\
+		.tristate	= TEGRA_TRI_##_tri,		\
+		.io		= TEGRA_PIN_##_io,		\
+		.lock		= TEGRA_PIN_LOCK_##_lock,	\
+		.od		= TEGRA_PIN_OD_DEFAULT,		\
+		.ioreset	= TEGRA_PIN_IO_RESET_##_ioreset	\
+	}
+
+static __initdata struct tegra_pingroup_config kai_pinmux_common[] = {
+	/* SDMMC1 pinmux */
+	DEFAULT_PINMUX(SDMMC1_CLK,      SDMMC1,          NORMAL,     NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC1_CMD,      SDMMC1,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC1_DAT3,     SDMMC1,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC1_DAT2,     SDMMC1,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC1_DAT1,     SDMMC1,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC1_DAT0,     SDMMC1,          PULL_UP,    NORMAL,     INPUT),
+
+	/* SDMMC3 pinmux */
+	DEFAULT_PINMUX(SDMMC3_CLK,      SDMMC3,          NORMAL,     NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC3_CMD,      SDMMC3,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC3_DAT0,     SDMMC3,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC3_DAT1,     SDMMC3,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC3_DAT2,     SDMMC3,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC3_DAT3,     SDMMC3,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC3_DAT6,     SDMMC3,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC3_DAT7,     SDMMC3,          PULL_UP,    NORMAL,     INPUT),
+
+	/* SDMMC4 pinmux */
+	DEFAULT_PINMUX(SDMMC4_CLK,      SDMMC4,          NORMAL,     NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC4_CMD,      SDMMC4,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC4_DAT0,     SDMMC4,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC4_DAT1,     SDMMC4,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC4_DAT2,     SDMMC4,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC4_DAT3,     SDMMC4,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC4_DAT4,     SDMMC4,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC4_DAT5,     SDMMC4,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC4_DAT6,     SDMMC4,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC4_DAT7,     SDMMC4,          PULL_UP,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SDMMC4_RST_N,    RSVD1,           PULL_DOWN,  NORMAL,     INPUT),
+
+	/* I2C1 pinmux */
+	I2C_PINMUX(GEN1_I2C_SCL,	I2C1,		NORMAL,	NORMAL,	INPUT,	DISABLE,	ENABLE),
+	I2C_PINMUX(GEN1_I2C_SDA,	I2C1,		NORMAL,	NORMAL,	INPUT,	DISABLE,	ENABLE),
+
+	/* I2C2 pinmux */
+	I2C_PINMUX(GEN2_I2C_SCL,	I2C2,		NORMAL,	NORMAL,	INPUT,	DISABLE,	ENABLE),
+	I2C_PINMUX(GEN2_I2C_SDA,	I2C2,		NORMAL,	NORMAL,	INPUT,	DISABLE,	ENABLE),
+
+	/* I2C3 pinmux */
+	I2C_PINMUX(CAM_I2C_SCL,		I2C3,		NORMAL,	NORMAL,	INPUT,	DISABLE,	ENABLE),
+	I2C_PINMUX(CAM_I2C_SDA,		I2C3,		NORMAL,	NORMAL,	INPUT,	DISABLE,	ENABLE),
+
+	/* I2C4 pinmux */
+	I2C_PINMUX(DDC_SCL,		I2C4,		NORMAL,	NORMAL,	INPUT,	DISABLE,	ENABLE),
+	I2C_PINMUX(DDC_SDA,		I2C4,		NORMAL,	NORMAL,	INPUT,	DISABLE,	ENABLE),
+
+	/* Power I2C pinmux */
+	I2C_PINMUX(PWR_I2C_SCL,		I2CPWR,		NORMAL,	NORMAL,	INPUT,	DISABLE,	ENABLE),
+	I2C_PINMUX(PWR_I2C_SDA,		I2CPWR,		NORMAL,	NORMAL,	INPUT,	DISABLE,	ENABLE),
+
+	/* LCD */
+	DEFAULT_PINMUX(LCD_PCLK,        DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_DE,          DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_HSYNC,       DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_VSYNC,       DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D0,          DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D1,          DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D2,          DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D3,          DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D4,          DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D5,          DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D6,          DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D7,          DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D8,          DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D9,          DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D10,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D11,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D12,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D13,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D14,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D15,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D16,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D17,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D18,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D19,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D20,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D21,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D22,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_D23,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+
+	/* UART B : GPS */
+	DEFAULT_PINMUX(UART2_RXD,       IRDA,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(UART2_TXD,       IRDA,            NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(UART2_RTS_N,     UARTB,           NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(UART2_CTS_N,     UARTB,           NORMAL,    NORMAL,     INPUT),
+
+	/*UART C : BT */
+	DEFAULT_PINMUX(UART3_TXD,       UARTC,           NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(UART3_RXD,       UARTC,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(UART3_CTS_N,     UARTC,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(UART3_RTS_N,     UARTC,           NORMAL,    NORMAL,     OUTPUT),
+
+	/* UART D : DEBUG */
+	DEFAULT_PINMUX(GMI_A16,         UARTD,           NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_A17,         UARTD,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GMI_A18,         UARTD,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GMI_A19,         UARTD,           NORMAL,    NORMAL,     OUTPUT),
+
+	/*  KBC keys */
+	DEFAULT_PINMUX(KB_COL0,         KBC,             PULL_UP,   NORMAL,     INPUT),
+	DEFAULT_PINMUX(KB_COL1,         KBC,             PULL_UP,   NORMAL,     INPUT),
+	DEFAULT_PINMUX(KB_COL2,         KBC,             PULL_UP,   NORMAL,     INPUT),
+	DEFAULT_PINMUX(KB_COL3,         KBC,             PULL_UP,   NORMAL,     INPUT),
+	DEFAULT_PINMUX(KB_ROW0,         KBC,             PULL_UP,   NORMAL,     INPUT),
+	DEFAULT_PINMUX(KB_ROW1,         KBC,             PULL_UP,   NORMAL,     INPUT),
+	DEFAULT_PINMUX(KB_ROW2,         KBC,             PULL_UP,   NORMAL,     INPUT),
+
+	/* I2S0 : for MODEM */
+	DEFAULT_PINMUX(DAP1_FS,         I2S0,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(DAP1_DIN,        I2S0,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(DAP1_DOUT,       I2S0,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(DAP1_SCLK,       I2S0,            NORMAL,    NORMAL,     INPUT),
+
+	/* I2S1 : for CODEC */
+	DEFAULT_PINMUX(DAP2_FS,         I2S1,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(DAP2_DIN,        I2S1,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(DAP2_DOUT,       I2S1,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(DAP2_SCLK,       I2S1,            NORMAL,    NORMAL,     INPUT),
+
+	/* I2S3 : for BT */
+	DEFAULT_PINMUX(DAP4_FS,         I2S3,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(DAP4_DIN,        I2S3,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(DAP4_DOUT,       I2S3,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(DAP4_SCLK,       I2S3,            NORMAL,    NORMAL,     INPUT),
+
+	/* SPI1 : touch */
+	DEFAULT_PINMUX(SPI1_MOSI,       SPI1,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SPI1_SCK,        SPI1,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SPI1_CS0_N,      SPI1,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SPI1_MISO,       SPI1,            NORMAL,    NORMAL,     INPUT),
+
+	/* SPIDIF */
+	DEFAULT_PINMUX(SPDIF_IN,        SPDIF,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SPDIF_OUT,       SPDIF,           NORMAL,    NORMAL,     OUTPUT),
+
+	/* FIXED FUNCTION AND CONFIGURATION */
+	DEFAULT_PINMUX(CLK_32K_OUT,     BLINK,           NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(SYS_CLK_REQ,     SYSCLK,          NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(OWR,             OWR,             NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GMI_AD4,         RSVD1,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(CLK1_OUT,        EXTPERIPH1,      NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(CLK2_OUT,        EXTPERIPH2,      NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(CLK3_OUT,        EXTPERIPH3,      NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(CLK2_REQ,        DAP,             NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(HDMI_INT,        RSVD0,           NORMAL,    TRISTATE,   INPUT),
+
+	/* GPIO */
+	/* POWER RAIL GPIO */
+	DEFAULT_PINMUX(DAP3_FS,         I2S2,            NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_AD14,        RSVD1,           PULL_DOWN, NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(SDMMC3_DAT5,     SDMMC3,          NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(KB_ROW6,         KBC,             NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(KB_ROW7,         KBC,             NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(LCD_M1,          DISPLAYA,        NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(LCD_PWR0,        DISPLAYA,        NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(LCD_PWR1,        DISPLAYA,        NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(LCD_PWR2,        DISPLAYA,        NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(KB_ROW8,         KBC,             NORMAL,    NORMAL,     OUTPUT),
+
+	/* CAMERA */
+	DEFAULT_PINMUX(CAM_MCLK,        VI_ALT2,         PULL_UP,   NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PCC1,       RSVD1,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PBB0,       RSVD1,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PBB3,       VGP3,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PBB5,       VGP5,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PBB6,       VGP6,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PBB7,       I2S4,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PCC2,       I2S4,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(KB_ROW4,         KBC,             NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(KB_ROW5,         KBC,             NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(KB_ROW9,         KBC,             NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(KB_ROW10,        KBC,             NORMAL,    NORMAL,     OUTPUT),
+
+	/* MODEM */
+	DEFAULT_PINMUX(GPIO_PV0,        RSVD,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PV1,        RSVD,            NORMAL,    NORMAL,     INPUT),
+
+	/* GPS and BT */
+	DEFAULT_PINMUX(GPIO_PU0,        RSVD1,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PU1,        RSVD1,           NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GPIO_PU2,        RSVD1,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PU3,        RSVD1,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PU4,        PWM1,            NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GPIO_PU5,        PWM2,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GPIO_PU6,        RSVD1,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(KB_ROW14,        KBC,             NORMAL,    TRISTATE,   OUTPUT),
+
+	/* LCD GPIO */
+	DEFAULT_PINMUX(GMI_AD0,         RSVD1,           NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_AD1,         RSVD1,           NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_AD2,         RSVD1,           PULL_DOWN, NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_AD3,         RSVD1,           PULL_DOWN, NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_AD5,         RSVD1,           PULL_DOWN, NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_AD6,         RSVD1,           PULL_DOWN, NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_AD7,         RSVD1,           PULL_DOWN, NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_AD8,         PWM0,            NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_AD9,         RSVD2,           PULL_DOWN, NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_AD11,        PWM3,            NORMAL,    NORMAL,     OUTPUT),
+
+	/* TOUCH */
+	DEFAULT_PINMUX(GMI_WAIT,        RSVD1,           PULL_UP,   NORMAL,     INPUT),
+	DEFAULT_PINMUX(GMI_WP_N,        RSVD1,           PULL_UP,   NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_SDOUT,       DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_DC1,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_WR_N,        DISPLAYA,        PULL_UP,   NORMAL,     INPUT),
+
+	/* SDMMC */
+	DEFAULT_PINMUX(GMI_IORDY,       RSVD1,           PULL_UP,   NORMAL,     INPUT),
+
+	/* CODEC */
+	DEFAULT_PINMUX(SPI2_SCK,        SPI2,            NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(SPI2_CS1_N,      SPI2,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GMI_CS2_N,       RSVD1,           NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(GMI_CS3_N,       RSVD1,           NORMAL,    NORMAL,     INPUT),
+
+	/* OTHERS */
+	DEFAULT_PINMUX(KB_ROW3,         KBC,             NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GMI_DQS,         RSVD1,           NORMAL,    NORMAL,     INPUT),
+
+	DEFAULT_PINMUX(GMI_AD15,        RSVD1,           PULL_UP,   NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(GMI_CLK,         RSVD1,           PULL_UP,   NORMAL,     INPUT),
+
+	DEFAULT_PINMUX(GMI_RST_N,       NAND,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(LCD_DC0,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_CS0_N,       DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_CS1_N,       DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_SCK,         DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(LCD_SDIN,        DISPLAYA,        NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(CRT_HSYNC,       CRT,             NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(CRT_VSYNC,       CRT,             NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(PEX_WAKE_N,      PCIE,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(PEX_L2_PRSNT_N,  PCIE,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(PEX_L2_RST_N,    PCIE,            NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(PEX_L2_CLKREQ_N, PCIE,            NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(HDMI_CEC,        CEC,             NORMAL,    NORMAL,     INPUT),
+
+	DEFAULT_PINMUX(KB_ROW15,        KBC,             NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(SPI2_CS2_N,      SPI2,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SPI2_MISO,       SPI2,            NORMAL,    NORMAL,     INPUT),
+	DEFAULT_PINMUX(SPI2_MOSI,       SPI2,            NORMAL,    NORMAL,     INPUT),
+
+	DEFAULT_PINMUX(KB_ROW11,        KBC,             NORMAL,    NORMAL,     OUTPUT),
+	DEFAULT_PINMUX(KB_ROW12,        KBC,             NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(KB_ROW13,        KBC,             NORMAL,    TRISTATE,   OUTPUT),
+};
+
+/*Do not use for now*/
+static __initdata struct tegra_pingroup_config unused_pins_lowpower[] = {
+	DEFAULT_PINMUX(ULPI_CLK,        ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(ULPI_DATA0,      ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(ULPI_DATA1,      ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(ULPI_DATA2,      ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(ULPI_DATA3,      ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(ULPI_DATA4,      ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(ULPI_DATA5,      ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(ULPI_DATA6,      ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(ULPI_DATA7,      ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(ULPI_DIR,        ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(ULPI_NXT,        ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(ULPI_STP,        ULPI,          NORMAL,    TRISTATE,   OUTPUT),
+
+	DEFAULT_PINMUX(GMI_AD10,        PWM2,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GMI_AD12,        RSVD1,         NORMAL,    TRISTATE,   INPUT),
+	DEFAULT_PINMUX(GMI_AD13,        RSVD1,         NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(CLK1_REQ,        DAP,           NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GMI_ADV_N,       RSVD1,         NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GMI_CS0_N,       RSVD1,         NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GMI_CS1_N,       RSVD1,         NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GMI_CS4_N,       RSVD1,         NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GMI_CS6_N,       NAND,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GMI_CS7_N,       NAND,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GMI_OE_N,        RSVD1,         NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GMI_WR_N,        RSVD1,         NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(PEX_L0_CLKREQ_N, PCIE,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(PEX_L0_PRSNT_N,  PCIE,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(PEX_L0_RST_N,    PCIE,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(PEX_L1_CLKREQ_N, PCIE,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(PEX_L1_PRSNT_N,  PCIE,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(PEX_L1_RST_N,    PCIE,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GPIO_PV2,        OWR,           NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(GPIO_PV3,        RSVD1,         NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(HDMI_CEC,        CEC,           NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(KB_COL4,         KBC,           NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(KB_COL5,         KBC,           NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(KB_COL6,         KBC,           NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(KB_COL7,         KBC,           NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(CLK3_REQ,        DEV3,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D0,           VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D1,           VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D10,          VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D11,          VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D2,           VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D3,           VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D4,           VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D5,           VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D6,           VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D7,           VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D8,           VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_D9,           VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_HSYNC,        VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_MCLK,         VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_PCLK,         VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(VI_VSYNC,        VI,            NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(DAP3_DIN,        I2S2,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(DAP3_DOUT,       I2S2,          NORMAL,    TRISTATE,   OUTPUT),
+	DEFAULT_PINMUX(DAP3_SCLK,       I2S2,          NORMAL,    TRISTATE,   OUTPUT),
+
+};
+
+/* We are disabling this code for now. */
+#define GPIO_INIT_PIN_MODE(_gpio, _is_input, _value)	\
+	{					\
+		.gpio_nr	= _gpio,	\
+		.is_input	= _is_input,	\
+		.value		= _value,	\
+	}
+
+static struct gpio_init_pin_info init_gpio_mode_kai_common[] = {
+	GPIO_INIT_PIN_MODE(TEGRA_GPIO_PDD7, false, 0),
+	GPIO_INIT_PIN_MODE(TEGRA_GPIO_PCC6, false, 0),
+};
+
+static void __init kai_gpio_init_configure(void)
+{
+	int len;
+	int i;
+	struct gpio_init_pin_info *pins_info;
+
+	len = ARRAY_SIZE(init_gpio_mode_kai_common);
+	pins_info = init_gpio_mode_kai_common;
+
+	for (i = 0; i < len; ++i) {
+		tegra_gpio_init_configure(pins_info->gpio_nr,
+			pins_info->is_input, pins_info->value);
+		pins_info++;
+	}
+}
+
+int __init kai_pinmux_init(void)
+{
+	kai_gpio_init_configure();
+
+	tegra_pinmux_config_table(kai_pinmux_common, ARRAY_SIZE(kai_pinmux_common));
+	tegra_drive_pinmux_config_table(kai_drive_pinmux,
+					ARRAY_SIZE(kai_drive_pinmux));
+
+	tegra_pinmux_config_table(unused_pins_lowpower,
+		ARRAY_SIZE(unused_pins_lowpower));
+
+	return 0;
+}
+
+#define PIN_GPIO_LPM(_name, _gpio, _is_input, _value)	\
+	{					\
+		.name		= _name,	\
+		.gpio_nr	= _gpio,	\
+		.is_gpio	= true,		\
+		.is_input	= _is_input,	\
+		.value		= _value,	\
+	}
+
+struct gpio_init_pin_info pin_lpm_kai_common[] = {
+	PIN_GPIO_LPM("GMI_CS4_N", TEGRA_GPIO_PK2, 1, 0),
+	PIN_GPIO_LPM("GMI_CS7",   TEGRA_GPIO_PI6, 1, 0),
+	PIN_GPIO_LPM("GMI_CS0",   TEGRA_GPIO_PJ0, 1, 0),
+	PIN_GPIO_LPM("GMI_CS1",   TEGRA_GPIO_PJ2, 1, 0),
+};
+
+static void set_unused_pin_gpio(struct gpio_init_pin_info *lpm_pin_info,
+		int list_count)
+{
+	int i;
+	struct gpio_init_pin_info *pin_info;
+	int ret;
+
+	for (i = 0; i < list_count; ++i) {
+		pin_info = (struct gpio_init_pin_info *)(lpm_pin_info + i);
+		if (!pin_info->is_gpio)
+			continue;
+
+		ret = gpio_request(pin_info->gpio_nr, pin_info->name);
+		if (ret < 0) {
+			pr_err("%s() Error in gpio_request() for gpio %d\n",
+					__func__, pin_info->gpio_nr);
+			continue;
+		}
+		if (pin_info->is_input)
+			ret = gpio_direction_input(pin_info->gpio_nr);
+		else
+			ret = gpio_direction_output(pin_info->gpio_nr,
+							pin_info->value);
+		if (ret < 0) {
+			pr_err("%s() Error in setting gpio %d to in/out\n",
+				__func__, pin_info->gpio_nr);
+			gpio_free(pin_info->gpio_nr);
+			continue;
+		}
+		tegra_gpio_enable(pin_info->gpio_nr);
+	}
+}
+
+/* Initialize the pins to desired state as per power/asic/system-eng
+ * recomendation */
+int __init kai_pins_state_init(void)
+{
+	set_unused_pin_gpio(&pin_lpm_kai_common[0],
+			    ARRAY_SIZE(pin_lpm_kai_common));
+
+	return 0;
+}