Linux 5.1.15

[linux/fpc-iii.git] / drivers / pinctrl / spear / pinctrl-spear1340.c

/*
 * Driver for the ST Microelectronics SPEAr1340 pinmux
 *
 * Copyright (C) 2012 ST Microelectronics
 * Viresh Kumar <vireshk@kernel.org>
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2. This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
 */

#include <linux/err.h>
#include <linux/init.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include "pinctrl-spear.h"

#define DRIVER_NAME "spear1340-pinmux"

/* pins */
static const struct pinctrl_pin_desc spear1340_pins[] = {
        SPEAR_PIN_0_TO_101,
        SPEAR_PIN_102_TO_245,
        PINCTRL_PIN(246, "PLGPIO246"),
        PINCTRL_PIN(247, "PLGPIO247"),
        PINCTRL_PIN(248, "PLGPIO248"),
        PINCTRL_PIN(249, "PLGPIO249"),
        PINCTRL_PIN(250, "PLGPIO250"),
        PINCTRL_PIN(251, "PLGPIO251"),
};

/* In SPEAr1340 there are two levels of pad muxing */
/* - pads as gpio OR peripherals */
#define PAD_FUNCTION_EN_1                       0x668
#define PAD_FUNCTION_EN_2                       0x66C
#define PAD_FUNCTION_EN_3                       0x670
#define PAD_FUNCTION_EN_4                       0x674
#define PAD_FUNCTION_EN_5                       0x690
#define PAD_FUNCTION_EN_6                       0x694
#define PAD_FUNCTION_EN_7                       0x698
#define PAD_FUNCTION_EN_8                       0x69C

/* - If peripherals, then primary OR alternate peripheral */
#define PAD_SHARED_IP_EN_1                      0x6A0
#define PAD_SHARED_IP_EN_2                      0x6A4

/*
 * Macro's for first level of pmx - pads as gpio OR peripherals. There are 8
 * registers with 32 bits each for handling gpio pads, register 8 has only 26
 * relevant bits.
 */
/* macro's for making pads as gpio's */
#define PADS_AS_GPIO_REG0_MASK                  0xFFFFFFFE
#define PADS_AS_GPIO_REGS_MASK                  0xFFFFFFFF
#define PADS_AS_GPIO_REG7_MASK                  0x07FFFFFF

/* macro's for making pads as peripherals */
#define FSMC_16_BIT_AND_KBD_ROW_COL_REG0_MASK   0x00000FFE
#define UART0_ENH_AND_GPT_REG0_MASK             0x0003F000
#define PWM1_AND_KBD_COL5_REG0_MASK             0x00040000
#define I2C1_REG0_MASK                          0x01080000
#define SPDIF_IN_REG0_MASK                      0x00100000
#define PWM2_AND_GPT0_TMR0_CPT_REG0_MASK        0x00400000
#define PWM3_AND_GPT0_TMR1_CLK_REG0_MASK        0x00800000
#define PWM0_AND_SSP0_CS1_REG0_MASK             0x02000000
#define VIP_AND_CAM3_REG0_MASK                  0xFC200000
#define VIP_AND_CAM3_REG1_MASK                  0x0000000F
#define VIP_REG1_MASK                           0x00001EF0
#define VIP_AND_CAM2_REG1_MASK                  0x007FE100
#define VIP_AND_CAM1_REG1_MASK                  0xFF800000
#define VIP_AND_CAM1_REG2_MASK                  0x00000003
#define VIP_AND_CAM0_REG2_MASK                  0x00001FFC
#define SMI_REG2_MASK                           0x0021E000
#define SSP0_REG2_MASK                          0x001E0000
#define TS_AND_SSP0_CS2_REG2_MASK               0x00400000
#define UART0_REG2_MASK                         0x01800000
#define UART1_REG2_MASK                         0x06000000
#define I2S_IN_REG2_MASK                        0xF8000000
#define DEVS_GRP_AND_MIPHY_DBG_REG3_MASK        0x000001FE
#define I2S_OUT_REG3_MASK                       0x000001EF
#define I2S_IN_REG3_MASK                        0x00000010
#define GMAC_REG3_MASK                          0xFFFFFE00
#define GMAC_REG4_MASK                          0x0000001F
#define DEVS_GRP_AND_MIPHY_DBG_REG4_MASK        0x7FFFFF20
#define SSP0_CS3_REG4_MASK                      0x00000020
#define I2C0_REG4_MASK                          0x000000C0
#define CEC0_REG4_MASK                          0x00000100
#define CEC1_REG4_MASK                          0x00000200
#define SPDIF_OUT_REG4_MASK                     0x00000400
#define CLCD_REG4_MASK                          0x7FFFF800
#define CLCD_AND_ARM_TRACE_REG4_MASK            0x80000000
#define CLCD_AND_ARM_TRACE_REG5_MASK            0xFFFFFFFF
#define CLCD_AND_ARM_TRACE_REG6_MASK            0x00000001
#define FSMC_PNOR_AND_MCIF_REG6_MASK            0x073FFFFE
#define MCIF_REG6_MASK                          0xF8C00000
#define MCIF_REG7_MASK                          0x000043FF
#define FSMC_8BIT_REG7_MASK                     0x07FFBC00

/* other registers */
#define PERIP_CFG                               0x42C
        /* PERIP_CFG register masks */
        #define SSP_CS_CTL_HW                   0
        #define SSP_CS_CTL_SW                   1
        #define SSP_CS_CTL_MASK                 1
        #define SSP_CS_CTL_SHIFT                21
        #define SSP_CS_VAL_MASK                 1
        #define SSP_CS_VAL_SHIFT                20
        #define SSP_CS_SEL_CS0                  0
        #define SSP_CS_SEL_CS1                  1
        #define SSP_CS_SEL_CS2                  2
        #define SSP_CS_SEL_MASK                 3
        #define SSP_CS_SEL_SHIFT                18

        #define I2S_CHNL_2_0                    (0)
        #define I2S_CHNL_3_1                    (1)
        #define I2S_CHNL_5_1                    (2)
        #define I2S_CHNL_7_1                    (3)
        #define I2S_CHNL_PLAY_SHIFT             (4)
        #define I2S_CHNL_PLAY_MASK              (3 << 4)
        #define I2S_CHNL_REC_SHIFT              (6)
        #define I2S_CHNL_REC_MASK               (3 << 6)

        #define SPDIF_OUT_ENB_MASK              (1 << 2)
        #define SPDIF_OUT_ENB_SHIFT             2

        #define MCIF_SEL_SD                     1
        #define MCIF_SEL_CF                     2
        #define MCIF_SEL_XD                     3
        #define MCIF_SEL_MASK                   3
        #define MCIF_SEL_SHIFT                  0

#define GMAC_CLK_CFG                            0x248
        #define GMAC_PHY_IF_GMII_VAL            (0 << 3)
        #define GMAC_PHY_IF_RGMII_VAL           (1 << 3)
        #define GMAC_PHY_IF_SGMII_VAL           (2 << 3)
        #define GMAC_PHY_IF_RMII_VAL            (4 << 3)
        #define GMAC_PHY_IF_SEL_MASK            (7 << 3)
        #define GMAC_PHY_INPUT_ENB_VAL          0
        #define GMAC_PHY_SYNT_ENB_VAL           1
        #define GMAC_PHY_CLK_MASK               1
        #define GMAC_PHY_CLK_SHIFT              2
        #define GMAC_PHY_125M_PAD_VAL           0
        #define GMAC_PHY_PLL2_VAL               1
        #define GMAC_PHY_OSC3_VAL               2
        #define GMAC_PHY_INPUT_CLK_MASK         3
        #define GMAC_PHY_INPUT_CLK_SHIFT        0

#define PCIE_SATA_CFG                           0x424
        /* PCIE CFG MASks */
        #define PCIE_CFG_DEVICE_PRESENT         (1 << 11)
        #define PCIE_CFG_POWERUP_RESET          (1 << 10)
        #define PCIE_CFG_CORE_CLK_EN            (1 << 9)
        #define PCIE_CFG_AUX_CLK_EN             (1 << 8)
        #define SATA_CFG_TX_CLK_EN              (1 << 4)
        #define SATA_CFG_RX_CLK_EN              (1 << 3)
        #define SATA_CFG_POWERUP_RESET          (1 << 2)
        #define SATA_CFG_PM_CLK_EN              (1 << 1)
        #define PCIE_SATA_SEL_PCIE              (0)
        #define PCIE_SATA_SEL_SATA              (1)
        #define SATA_PCIE_CFG_MASK              0xF1F
        #define PCIE_CFG_VAL    (PCIE_SATA_SEL_PCIE | PCIE_CFG_AUX_CLK_EN | \
                                PCIE_CFG_CORE_CLK_EN | PCIE_CFG_POWERUP_RESET |\
                                PCIE_CFG_DEVICE_PRESENT)
        #define SATA_CFG_VAL    (PCIE_SATA_SEL_SATA | SATA_CFG_PM_CLK_EN | \
                                SATA_CFG_POWERUP_RESET | SATA_CFG_RX_CLK_EN | \
                                SATA_CFG_TX_CLK_EN)

/* Macro's for second level of pmx - pads as primary OR alternate peripheral */
/* Write 0 to enable FSMC_16_BIT */
#define KBD_ROW_COL_MASK                        (1 << 0)

/* Write 0 to enable UART0_ENH */
#define GPT_MASK                                (1 << 1) /* Only clk & cpt */

/* Write 0 to enable PWM1 */
#define KBD_COL5_MASK                           (1 << 2)

/* Write 0 to enable PWM2 */
#define GPT0_TMR0_CPT_MASK                      (1 << 3) /* Only clk & cpt */

/* Write 0 to enable PWM3 */
#define GPT0_TMR1_CLK_MASK                      (1 << 4) /* Only clk & cpt */

/* Write 0 to enable PWM0 */
#define SSP0_CS1_MASK                           (1 << 5)

/* Write 0 to enable VIP */
#define CAM3_MASK                               (1 << 6)

/* Write 0 to enable VIP */
#define CAM2_MASK                               (1 << 7)

/* Write 0 to enable VIP */
#define CAM1_MASK                               (1 << 8)

/* Write 0 to enable VIP */
#define CAM0_MASK                               (1 << 9)

/* Write 0 to enable TS */
#define SSP0_CS2_MASK                           (1 << 10)

/* Write 0 to enable FSMC PNOR */
#define MCIF_MASK                               (1 << 11)

/* Write 0 to enable CLCD */
#define ARM_TRACE_MASK                          (1 << 12)

/* Write 0 to enable I2S, SSP0_CS2, CEC0, 1, SPDIF out, CLCD */
#define MIPHY_DBG_MASK                          (1 << 13)

/*
 * Pad multiplexing for making all pads as gpio's. This is done to override the
 * values passed from bootloader and start from scratch.
 */
static const unsigned pads_as_gpio_pins[] = { 12, 88, 89, 251 };
static struct spear_muxreg pads_as_gpio_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_1,
                .mask = PADS_AS_GPIO_REG0_MASK,
                .val = 0x0,
        }, {
                .reg = PAD_FUNCTION_EN_2,
                .mask = PADS_AS_GPIO_REGS_MASK,
                .val = 0x0,
        }, {
                .reg = PAD_FUNCTION_EN_3,
                .mask = PADS_AS_GPIO_REGS_MASK,
                .val = 0x0,
        }, {
                .reg = PAD_FUNCTION_EN_4,
                .mask = PADS_AS_GPIO_REGS_MASK,
                .val = 0x0,
        }, {
                .reg = PAD_FUNCTION_EN_5,
                .mask = PADS_AS_GPIO_REGS_MASK,
                .val = 0x0,
        }, {
                .reg = PAD_FUNCTION_EN_6,
                .mask = PADS_AS_GPIO_REGS_MASK,
                .val = 0x0,
        }, {
                .reg = PAD_FUNCTION_EN_7,
                .mask = PADS_AS_GPIO_REGS_MASK,
                .val = 0x0,
        }, {
                .reg = PAD_FUNCTION_EN_8,
                .mask = PADS_AS_GPIO_REG7_MASK,
                .val = 0x0,
        },
};

static struct spear_modemux pads_as_gpio_modemux[] = {
        {
                .muxregs = pads_as_gpio_muxreg,
                .nmuxregs = ARRAY_SIZE(pads_as_gpio_muxreg),
        },
};

static struct spear_pingroup pads_as_gpio_pingroup = {
        .name = "pads_as_gpio_grp",
        .pins = pads_as_gpio_pins,
        .npins = ARRAY_SIZE(pads_as_gpio_pins),
        .modemuxs = pads_as_gpio_modemux,
        .nmodemuxs = ARRAY_SIZE(pads_as_gpio_modemux),
};

static const char *const pads_as_gpio_grps[] = { "pads_as_gpio_grp" };
static struct spear_function pads_as_gpio_function = {
        .name = "pads_as_gpio",
        .groups = pads_as_gpio_grps,
        .ngroups = ARRAY_SIZE(pads_as_gpio_grps),
};

/* Pad multiplexing for fsmc_8bit device */
static const unsigned fsmc_8bit_pins[] = { 233, 234, 235, 236, 238, 239, 240,
        241, 242, 243, 244, 245, 246, 247, 248, 249 };
static struct spear_muxreg fsmc_8bit_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_8,
                .mask = FSMC_8BIT_REG7_MASK,
                .val = FSMC_8BIT_REG7_MASK,
        }
};

static struct spear_modemux fsmc_8bit_modemux[] = {
        {
                .muxregs = fsmc_8bit_muxreg,
                .nmuxregs = ARRAY_SIZE(fsmc_8bit_muxreg),
        },
};

static struct spear_pingroup fsmc_8bit_pingroup = {
        .name = "fsmc_8bit_grp",
        .pins = fsmc_8bit_pins,
        .npins = ARRAY_SIZE(fsmc_8bit_pins),
        .modemuxs = fsmc_8bit_modemux,
        .nmodemuxs = ARRAY_SIZE(fsmc_8bit_modemux),
};

/* Pad multiplexing for fsmc_16bit device */
static const unsigned fsmc_16bit_pins[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
static struct spear_muxreg fsmc_16bit_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = KBD_ROW_COL_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = FSMC_16_BIT_AND_KBD_ROW_COL_REG0_MASK,
                .val = FSMC_16_BIT_AND_KBD_ROW_COL_REG0_MASK,
        },
};

static struct spear_modemux fsmc_16bit_modemux[] = {
        {
                .muxregs = fsmc_16bit_muxreg,
                .nmuxregs = ARRAY_SIZE(fsmc_16bit_muxreg),
        },
};

static struct spear_pingroup fsmc_16bit_pingroup = {
        .name = "fsmc_16bit_grp",
        .pins = fsmc_16bit_pins,
        .npins = ARRAY_SIZE(fsmc_16bit_pins),
        .modemuxs = fsmc_16bit_modemux,
        .nmodemuxs = ARRAY_SIZE(fsmc_16bit_modemux),
};

/* pad multiplexing for fsmc_pnor device */
static const unsigned fsmc_pnor_pins[] = { 192, 193, 194, 195, 196, 197, 198,
        199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212,
        215, 216, 217 };
static struct spear_muxreg fsmc_pnor_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = MCIF_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_7,
                .mask = FSMC_PNOR_AND_MCIF_REG6_MASK,
                .val = FSMC_PNOR_AND_MCIF_REG6_MASK,
        },
};

static struct spear_modemux fsmc_pnor_modemux[] = {
        {
                .muxregs = fsmc_pnor_muxreg,
                .nmuxregs = ARRAY_SIZE(fsmc_pnor_muxreg),
        },
};

static struct spear_pingroup fsmc_pnor_pingroup = {
        .name = "fsmc_pnor_grp",
        .pins = fsmc_pnor_pins,
        .npins = ARRAY_SIZE(fsmc_pnor_pins),
        .modemuxs = fsmc_pnor_modemux,
        .nmodemuxs = ARRAY_SIZE(fsmc_pnor_modemux),
};

static const char *const fsmc_grps[] = { "fsmc_8bit_grp", "fsmc_16bit_grp",
        "fsmc_pnor_grp" };
static struct spear_function fsmc_function = {
        .name = "fsmc",
        .groups = fsmc_grps,
        .ngroups = ARRAY_SIZE(fsmc_grps),
};

/* pad multiplexing for keyboard rows-cols device */
static const unsigned keyboard_row_col_pins[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
        10 };
static struct spear_muxreg keyboard_row_col_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = KBD_ROW_COL_MASK,
                .val = KBD_ROW_COL_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = FSMC_16_BIT_AND_KBD_ROW_COL_REG0_MASK,
                .val = FSMC_16_BIT_AND_KBD_ROW_COL_REG0_MASK,
        },
};

static struct spear_modemux keyboard_row_col_modemux[] = {
        {
                .muxregs = keyboard_row_col_muxreg,
                .nmuxregs = ARRAY_SIZE(keyboard_row_col_muxreg),
        },
};

static struct spear_pingroup keyboard_row_col_pingroup = {
        .name = "keyboard_row_col_grp",
        .pins = keyboard_row_col_pins,
        .npins = ARRAY_SIZE(keyboard_row_col_pins),
        .modemuxs = keyboard_row_col_modemux,
        .nmodemuxs = ARRAY_SIZE(keyboard_row_col_modemux),
};

/* pad multiplexing for keyboard col5 device */
static const unsigned keyboard_col5_pins[] = { 17 };
static struct spear_muxreg keyboard_col5_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = KBD_COL5_MASK,
                .val = KBD_COL5_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = PWM1_AND_KBD_COL5_REG0_MASK,
                .val = PWM1_AND_KBD_COL5_REG0_MASK,
        },
};

static struct spear_modemux keyboard_col5_modemux[] = {
        {
                .muxregs = keyboard_col5_muxreg,
                .nmuxregs = ARRAY_SIZE(keyboard_col5_muxreg),
        },
};

static struct spear_pingroup keyboard_col5_pingroup = {
        .name = "keyboard_col5_grp",
        .pins = keyboard_col5_pins,
        .npins = ARRAY_SIZE(keyboard_col5_pins),
        .modemuxs = keyboard_col5_modemux,
        .nmodemuxs = ARRAY_SIZE(keyboard_col5_modemux),
};

static const char *const keyboard_grps[] = { "keyboard_row_col_grp",
        "keyboard_col5_grp" };
static struct spear_function keyboard_function = {
        .name = "keyboard",
        .groups = keyboard_grps,
        .ngroups = ARRAY_SIZE(keyboard_grps),
};

/* pad multiplexing for spdif_in device */
static const unsigned spdif_in_pins[] = { 19 };
static struct spear_muxreg spdif_in_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_1,
                .mask = SPDIF_IN_REG0_MASK,
                .val = SPDIF_IN_REG0_MASK,
        },
};

static struct spear_modemux spdif_in_modemux[] = {
        {
                .muxregs = spdif_in_muxreg,
                .nmuxregs = ARRAY_SIZE(spdif_in_muxreg),
        },
};

static struct spear_pingroup spdif_in_pingroup = {
        .name = "spdif_in_grp",
        .pins = spdif_in_pins,
        .npins = ARRAY_SIZE(spdif_in_pins),
        .modemuxs = spdif_in_modemux,
        .nmodemuxs = ARRAY_SIZE(spdif_in_modemux),
};

static const char *const spdif_in_grps[] = { "spdif_in_grp" };
static struct spear_function spdif_in_function = {
        .name = "spdif_in",
        .groups = spdif_in_grps,
        .ngroups = ARRAY_SIZE(spdif_in_grps),
};

/* pad multiplexing for spdif_out device */
static const unsigned spdif_out_pins[] = { 137 };
static struct spear_muxreg spdif_out_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_5,
                .mask = SPDIF_OUT_REG4_MASK,
                .val = SPDIF_OUT_REG4_MASK,
        }, {
                .reg = PERIP_CFG,
                .mask = SPDIF_OUT_ENB_MASK,
                .val = SPDIF_OUT_ENB_MASK,
        }
};

static struct spear_modemux spdif_out_modemux[] = {
        {
                .muxregs = spdif_out_muxreg,
                .nmuxregs = ARRAY_SIZE(spdif_out_muxreg),
        },
};

static struct spear_pingroup spdif_out_pingroup = {
        .name = "spdif_out_grp",
        .pins = spdif_out_pins,
        .npins = ARRAY_SIZE(spdif_out_pins),
        .modemuxs = spdif_out_modemux,
        .nmodemuxs = ARRAY_SIZE(spdif_out_modemux),
};

static const char *const spdif_out_grps[] = { "spdif_out_grp" };
static struct spear_function spdif_out_function = {
        .name = "spdif_out",
        .groups = spdif_out_grps,
        .ngroups = ARRAY_SIZE(spdif_out_grps),
};

/* pad multiplexing for gpt_0_1 device */
static const unsigned gpt_0_1_pins[] = { 11, 12, 13, 14, 15, 16, 21, 22 };
static struct spear_muxreg gpt_0_1_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = GPT_MASK | GPT0_TMR0_CPT_MASK | GPT0_TMR1_CLK_MASK,
                .val = GPT_MASK | GPT0_TMR0_CPT_MASK | GPT0_TMR1_CLK_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = UART0_ENH_AND_GPT_REG0_MASK |
                        PWM2_AND_GPT0_TMR0_CPT_REG0_MASK |
                        PWM3_AND_GPT0_TMR1_CLK_REG0_MASK,
                .val = UART0_ENH_AND_GPT_REG0_MASK |
                        PWM2_AND_GPT0_TMR0_CPT_REG0_MASK |
                        PWM3_AND_GPT0_TMR1_CLK_REG0_MASK,
        },
};

static struct spear_modemux gpt_0_1_modemux[] = {
        {
                .muxregs = gpt_0_1_muxreg,
                .nmuxregs = ARRAY_SIZE(gpt_0_1_muxreg),
        },
};

static struct spear_pingroup gpt_0_1_pingroup = {
        .name = "gpt_0_1_grp",
        .pins = gpt_0_1_pins,
        .npins = ARRAY_SIZE(gpt_0_1_pins),
        .modemuxs = gpt_0_1_modemux,
        .nmodemuxs = ARRAY_SIZE(gpt_0_1_modemux),
};

static const char *const gpt_0_1_grps[] = { "gpt_0_1_grp" };
static struct spear_function gpt_0_1_function = {
        .name = "gpt_0_1",
        .groups = gpt_0_1_grps,
        .ngroups = ARRAY_SIZE(gpt_0_1_grps),
};

/* pad multiplexing for pwm0 device */
static const unsigned pwm0_pins[] = { 24 };
static struct spear_muxreg pwm0_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = SSP0_CS1_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = PWM0_AND_SSP0_CS1_REG0_MASK,
                .val = PWM0_AND_SSP0_CS1_REG0_MASK,
        },
};

static struct spear_modemux pwm0_modemux[] = {
        {
                .muxregs = pwm0_muxreg,
                .nmuxregs = ARRAY_SIZE(pwm0_muxreg),
        },
};

static struct spear_pingroup pwm0_pingroup = {
        .name = "pwm0_grp",
        .pins = pwm0_pins,
        .npins = ARRAY_SIZE(pwm0_pins),
        .modemuxs = pwm0_modemux,
        .nmodemuxs = ARRAY_SIZE(pwm0_modemux),
};

/* pad multiplexing for pwm1 device */
static const unsigned pwm1_pins[] = { 17 };
static struct spear_muxreg pwm1_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = KBD_COL5_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = PWM1_AND_KBD_COL5_REG0_MASK,
                .val = PWM1_AND_KBD_COL5_REG0_MASK,
        },
};

static struct spear_modemux pwm1_modemux[] = {
        {
                .muxregs = pwm1_muxreg,
                .nmuxregs = ARRAY_SIZE(pwm1_muxreg),
        },
};

static struct spear_pingroup pwm1_pingroup = {
        .name = "pwm1_grp",
        .pins = pwm1_pins,
        .npins = ARRAY_SIZE(pwm1_pins),
        .modemuxs = pwm1_modemux,
        .nmodemuxs = ARRAY_SIZE(pwm1_modemux),
};

/* pad multiplexing for pwm2 device */
static const unsigned pwm2_pins[] = { 21 };
static struct spear_muxreg pwm2_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = GPT0_TMR0_CPT_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = PWM2_AND_GPT0_TMR0_CPT_REG0_MASK,
                .val = PWM2_AND_GPT0_TMR0_CPT_REG0_MASK,
        },
};

static struct spear_modemux pwm2_modemux[] = {
        {
                .muxregs = pwm2_muxreg,
                .nmuxregs = ARRAY_SIZE(pwm2_muxreg),
        },
};

static struct spear_pingroup pwm2_pingroup = {
        .name = "pwm2_grp",
        .pins = pwm2_pins,
        .npins = ARRAY_SIZE(pwm2_pins),
        .modemuxs = pwm2_modemux,
        .nmodemuxs = ARRAY_SIZE(pwm2_modemux),
};

/* pad multiplexing for pwm3 device */
static const unsigned pwm3_pins[] = { 22 };
static struct spear_muxreg pwm3_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = GPT0_TMR1_CLK_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = PWM3_AND_GPT0_TMR1_CLK_REG0_MASK,
                .val = PWM3_AND_GPT0_TMR1_CLK_REG0_MASK,
        },
};

static struct spear_modemux pwm3_modemux[] = {
        {
                .muxregs = pwm3_muxreg,
                .nmuxregs = ARRAY_SIZE(pwm3_muxreg),
        },
};

static struct spear_pingroup pwm3_pingroup = {
        .name = "pwm3_grp",
        .pins = pwm3_pins,
        .npins = ARRAY_SIZE(pwm3_pins),
        .modemuxs = pwm3_modemux,
        .nmodemuxs = ARRAY_SIZE(pwm3_modemux),
};

static const char *const pwm_grps[] = { "pwm0_grp", "pwm1_grp", "pwm2_grp",
        "pwm3_grp" };
static struct spear_function pwm_function = {
        .name = "pwm",
        .groups = pwm_grps,
        .ngroups = ARRAY_SIZE(pwm_grps),
};

/* pad multiplexing for vip_mux device */
static const unsigned vip_mux_pins[] = { 35, 36, 37, 38, 40, 41, 42, 43 };
static struct spear_muxreg vip_mux_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_2,
                .mask = VIP_REG1_MASK,
                .val = VIP_REG1_MASK,
        },
};

static struct spear_modemux vip_mux_modemux[] = {
        {
                .muxregs = vip_mux_muxreg,
                .nmuxregs = ARRAY_SIZE(vip_mux_muxreg),
        },
};

static struct spear_pingroup vip_mux_pingroup = {
        .name = "vip_mux_grp",
        .pins = vip_mux_pins,
        .npins = ARRAY_SIZE(vip_mux_pins),
        .modemuxs = vip_mux_modemux,
        .nmodemuxs = ARRAY_SIZE(vip_mux_modemux),
};

/* pad multiplexing for vip_mux_cam0 (disables cam0) device */
static const unsigned vip_mux_cam0_pins[] = { 65, 66, 67, 68, 69, 70, 71, 72,
        73, 74, 75 };
static struct spear_muxreg vip_mux_cam0_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = CAM0_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_3,
                .mask = VIP_AND_CAM0_REG2_MASK,
                .val = VIP_AND_CAM0_REG2_MASK,
        },
};

static struct spear_modemux vip_mux_cam0_modemux[] = {
        {
                .muxregs = vip_mux_cam0_muxreg,
                .nmuxregs = ARRAY_SIZE(vip_mux_cam0_muxreg),
        },
};

static struct spear_pingroup vip_mux_cam0_pingroup = {
        .name = "vip_mux_cam0_grp",
        .pins = vip_mux_cam0_pins,
        .npins = ARRAY_SIZE(vip_mux_cam0_pins),
        .modemuxs = vip_mux_cam0_modemux,
        .nmodemuxs = ARRAY_SIZE(vip_mux_cam0_modemux),
};

/* pad multiplexing for vip_mux_cam1 (disables cam1) device */
static const unsigned vip_mux_cam1_pins[] = { 54, 55, 56, 57, 58, 59, 60, 61,
        62, 63, 64 };
static struct spear_muxreg vip_mux_cam1_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = CAM1_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_2,
                .mask = VIP_AND_CAM1_REG1_MASK,
                .val = VIP_AND_CAM1_REG1_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_3,
                .mask = VIP_AND_CAM1_REG2_MASK,
                .val = VIP_AND_CAM1_REG2_MASK,
        },
};

static struct spear_modemux vip_mux_cam1_modemux[] = {
        {
                .muxregs = vip_mux_cam1_muxreg,
                .nmuxregs = ARRAY_SIZE(vip_mux_cam1_muxreg),
        },
};

static struct spear_pingroup vip_mux_cam1_pingroup = {
        .name = "vip_mux_cam1_grp",
        .pins = vip_mux_cam1_pins,
        .npins = ARRAY_SIZE(vip_mux_cam1_pins),
        .modemuxs = vip_mux_cam1_modemux,
        .nmodemuxs = ARRAY_SIZE(vip_mux_cam1_modemux),
};

/* pad multiplexing for vip_mux_cam2 (disables cam2) device */
static const unsigned vip_mux_cam2_pins[] = { 39, 44, 45, 46, 47, 48, 49, 50,
        51, 52, 53 };
static struct spear_muxreg vip_mux_cam2_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = CAM2_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_2,
                .mask = VIP_AND_CAM2_REG1_MASK,
                .val = VIP_AND_CAM2_REG1_MASK,
        },
};

static struct spear_modemux vip_mux_cam2_modemux[] = {
        {
                .muxregs = vip_mux_cam2_muxreg,
                .nmuxregs = ARRAY_SIZE(vip_mux_cam2_muxreg),
        },
};

static struct spear_pingroup vip_mux_cam2_pingroup = {
        .name = "vip_mux_cam2_grp",
        .pins = vip_mux_cam2_pins,
        .npins = ARRAY_SIZE(vip_mux_cam2_pins),
        .modemuxs = vip_mux_cam2_modemux,
        .nmodemuxs = ARRAY_SIZE(vip_mux_cam2_modemux),
};

/* pad multiplexing for vip_mux_cam3 (disables cam3) device */
static const unsigned vip_mux_cam3_pins[] = { 20, 25, 26, 27, 28, 29, 30, 31,
        32, 33, 34 };
static struct spear_muxreg vip_mux_cam3_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = CAM3_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = VIP_AND_CAM3_REG0_MASK,
                .val = VIP_AND_CAM3_REG0_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_2,
                .mask = VIP_AND_CAM3_REG1_MASK,
                .val = VIP_AND_CAM3_REG1_MASK,
        },
};

static struct spear_modemux vip_mux_cam3_modemux[] = {
        {
                .muxregs = vip_mux_cam3_muxreg,
                .nmuxregs = ARRAY_SIZE(vip_mux_cam3_muxreg),
        },
};

static struct spear_pingroup vip_mux_cam3_pingroup = {
        .name = "vip_mux_cam3_grp",
        .pins = vip_mux_cam3_pins,
        .npins = ARRAY_SIZE(vip_mux_cam3_pins),
        .modemuxs = vip_mux_cam3_modemux,
        .nmodemuxs = ARRAY_SIZE(vip_mux_cam3_modemux),
};

static const char *const vip_grps[] = { "vip_mux_grp", "vip_mux_cam0_grp" ,
        "vip_mux_cam1_grp" , "vip_mux_cam2_grp", "vip_mux_cam3_grp" };
static struct spear_function vip_function = {
        .name = "vip",
        .groups = vip_grps,
        .ngroups = ARRAY_SIZE(vip_grps),
};

/* pad multiplexing for cam0 device */
static const unsigned cam0_pins[] = { 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75
};
static struct spear_muxreg cam0_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = CAM0_MASK,
                .val = CAM0_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_3,
                .mask = VIP_AND_CAM0_REG2_MASK,
                .val = VIP_AND_CAM0_REG2_MASK,
        },
};

static struct spear_modemux cam0_modemux[] = {
        {
                .muxregs = cam0_muxreg,
                .nmuxregs = ARRAY_SIZE(cam0_muxreg),
        },
};

static struct spear_pingroup cam0_pingroup = {
        .name = "cam0_grp",
        .pins = cam0_pins,
        .npins = ARRAY_SIZE(cam0_pins),
        .modemuxs = cam0_modemux,
        .nmodemuxs = ARRAY_SIZE(cam0_modemux),
};

static const char *const cam0_grps[] = { "cam0_grp" };
static struct spear_function cam0_function = {
        .name = "cam0",
        .groups = cam0_grps,
        .ngroups = ARRAY_SIZE(cam0_grps),
};

/* pad multiplexing for cam1 device */
static const unsigned cam1_pins[] = { 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64
};
static struct spear_muxreg cam1_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = CAM1_MASK,
                .val = CAM1_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_2,
                .mask = VIP_AND_CAM1_REG1_MASK,
                .val = VIP_AND_CAM1_REG1_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_3,
                .mask = VIP_AND_CAM1_REG2_MASK,
                .val = VIP_AND_CAM1_REG2_MASK,
        },
};

static struct spear_modemux cam1_modemux[] = {
        {
                .muxregs = cam1_muxreg,
                .nmuxregs = ARRAY_SIZE(cam1_muxreg),
        },
};

static struct spear_pingroup cam1_pingroup = {
        .name = "cam1_grp",
        .pins = cam1_pins,
        .npins = ARRAY_SIZE(cam1_pins),
        .modemuxs = cam1_modemux,
        .nmodemuxs = ARRAY_SIZE(cam1_modemux),
};

static const char *const cam1_grps[] = { "cam1_grp" };
static struct spear_function cam1_function = {
        .name = "cam1",
        .groups = cam1_grps,
        .ngroups = ARRAY_SIZE(cam1_grps),
};

/* pad multiplexing for cam2 device */
static const unsigned cam2_pins[] = { 39, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53
};
static struct spear_muxreg cam2_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = CAM2_MASK,
                .val = CAM2_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_2,
                .mask = VIP_AND_CAM2_REG1_MASK,
                .val = VIP_AND_CAM2_REG1_MASK,
        },
};

static struct spear_modemux cam2_modemux[] = {
        {
                .muxregs = cam2_muxreg,
                .nmuxregs = ARRAY_SIZE(cam2_muxreg),
        },
};

static struct spear_pingroup cam2_pingroup = {
        .name = "cam2_grp",
        .pins = cam2_pins,
        .npins = ARRAY_SIZE(cam2_pins),
        .modemuxs = cam2_modemux,
        .nmodemuxs = ARRAY_SIZE(cam2_modemux),
};

static const char *const cam2_grps[] = { "cam2_grp" };
static struct spear_function cam2_function = {
        .name = "cam2",
        .groups = cam2_grps,
        .ngroups = ARRAY_SIZE(cam2_grps),
};

/* pad multiplexing for cam3 device */
static const unsigned cam3_pins[] = { 20, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34
};
static struct spear_muxreg cam3_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = CAM3_MASK,
                .val = CAM3_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = VIP_AND_CAM3_REG0_MASK,
                .val = VIP_AND_CAM3_REG0_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_2,
                .mask = VIP_AND_CAM3_REG1_MASK,
                .val = VIP_AND_CAM3_REG1_MASK,
        },
};

static struct spear_modemux cam3_modemux[] = {
        {
                .muxregs = cam3_muxreg,
                .nmuxregs = ARRAY_SIZE(cam3_muxreg),
        },
};

static struct spear_pingroup cam3_pingroup = {
        .name = "cam3_grp",
        .pins = cam3_pins,
        .npins = ARRAY_SIZE(cam3_pins),
        .modemuxs = cam3_modemux,
        .nmodemuxs = ARRAY_SIZE(cam3_modemux),
};

static const char *const cam3_grps[] = { "cam3_grp" };
static struct spear_function cam3_function = {
        .name = "cam3",
        .groups = cam3_grps,
        .ngroups = ARRAY_SIZE(cam3_grps),
};

/* pad multiplexing for smi device */
static const unsigned smi_pins[] = { 76, 77, 78, 79, 84 };
static struct spear_muxreg smi_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_3,
                .mask = SMI_REG2_MASK,
                .val = SMI_REG2_MASK,
        },
};

static struct spear_modemux smi_modemux[] = {
        {
                .muxregs = smi_muxreg,
                .nmuxregs = ARRAY_SIZE(smi_muxreg),
        },
};

static struct spear_pingroup smi_pingroup = {
        .name = "smi_grp",
        .pins = smi_pins,
        .npins = ARRAY_SIZE(smi_pins),
        .modemuxs = smi_modemux,
        .nmodemuxs = ARRAY_SIZE(smi_modemux),
};

static const char *const smi_grps[] = { "smi_grp" };
static struct spear_function smi_function = {
        .name = "smi",
        .groups = smi_grps,
        .ngroups = ARRAY_SIZE(smi_grps),
};

/* pad multiplexing for ssp0 device */
static const unsigned ssp0_pins[] = { 80, 81, 82, 83 };
static struct spear_muxreg ssp0_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_3,
                .mask = SSP0_REG2_MASK,
                .val = SSP0_REG2_MASK,
        },
};

static struct spear_modemux ssp0_modemux[] = {
        {
                .muxregs = ssp0_muxreg,
                .nmuxregs = ARRAY_SIZE(ssp0_muxreg),
        },
};

static struct spear_pingroup ssp0_pingroup = {
        .name = "ssp0_grp",
        .pins = ssp0_pins,
        .npins = ARRAY_SIZE(ssp0_pins),
        .modemuxs = ssp0_modemux,
        .nmodemuxs = ARRAY_SIZE(ssp0_modemux),
};

/* pad multiplexing for ssp0_cs1 device */
static const unsigned ssp0_cs1_pins[] = { 24 };
static struct spear_muxreg ssp0_cs1_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = SSP0_CS1_MASK,
                .val = SSP0_CS1_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = PWM0_AND_SSP0_CS1_REG0_MASK,
                .val = PWM0_AND_SSP0_CS1_REG0_MASK,
        },
};

static struct spear_modemux ssp0_cs1_modemux[] = {
        {
                .muxregs = ssp0_cs1_muxreg,
                .nmuxregs = ARRAY_SIZE(ssp0_cs1_muxreg),
        },
};

static struct spear_pingroup ssp0_cs1_pingroup = {
        .name = "ssp0_cs1_grp",
        .pins = ssp0_cs1_pins,
        .npins = ARRAY_SIZE(ssp0_cs1_pins),
        .modemuxs = ssp0_cs1_modemux,
        .nmodemuxs = ARRAY_SIZE(ssp0_cs1_modemux),
};

/* pad multiplexing for ssp0_cs2 device */
static const unsigned ssp0_cs2_pins[] = { 85 };
static struct spear_muxreg ssp0_cs2_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = SSP0_CS2_MASK,
                .val = SSP0_CS2_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_3,
                .mask = TS_AND_SSP0_CS2_REG2_MASK,
                .val = TS_AND_SSP0_CS2_REG2_MASK,
        },
};

static struct spear_modemux ssp0_cs2_modemux[] = {
        {
                .muxregs = ssp0_cs2_muxreg,
                .nmuxregs = ARRAY_SIZE(ssp0_cs2_muxreg),
        },
};

static struct spear_pingroup ssp0_cs2_pingroup = {
        .name = "ssp0_cs2_grp",
        .pins = ssp0_cs2_pins,
        .npins = ARRAY_SIZE(ssp0_cs2_pins),
        .modemuxs = ssp0_cs2_modemux,
        .nmodemuxs = ARRAY_SIZE(ssp0_cs2_modemux),
};

/* pad multiplexing for ssp0_cs3 device */
static const unsigned ssp0_cs3_pins[] = { 132 };
static struct spear_muxreg ssp0_cs3_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_5,
                .mask = SSP0_CS3_REG4_MASK,
                .val = SSP0_CS3_REG4_MASK,
        },
};

static struct spear_modemux ssp0_cs3_modemux[] = {
        {
                .muxregs = ssp0_cs3_muxreg,
                .nmuxregs = ARRAY_SIZE(ssp0_cs3_muxreg),
        },
};

static struct spear_pingroup ssp0_cs3_pingroup = {
        .name = "ssp0_cs3_grp",
        .pins = ssp0_cs3_pins,
        .npins = ARRAY_SIZE(ssp0_cs3_pins),
        .modemuxs = ssp0_cs3_modemux,
        .nmodemuxs = ARRAY_SIZE(ssp0_cs3_modemux),
};

static const char *const ssp0_grps[] = { "ssp0_grp", "ssp0_cs1_grp",
        "ssp0_cs2_grp", "ssp0_cs3_grp" };
static struct spear_function ssp0_function = {
        .name = "ssp0",
        .groups = ssp0_grps,
        .ngroups = ARRAY_SIZE(ssp0_grps),
};

/* pad multiplexing for uart0 device */
static const unsigned uart0_pins[] = { 86, 87 };
static struct spear_muxreg uart0_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_3,
                .mask = UART0_REG2_MASK,
                .val = UART0_REG2_MASK,
        },
};

static struct spear_modemux uart0_modemux[] = {
        {
                .muxregs = uart0_muxreg,
                .nmuxregs = ARRAY_SIZE(uart0_muxreg),
        },
};

static struct spear_pingroup uart0_pingroup = {
        .name = "uart0_grp",
        .pins = uart0_pins,
        .npins = ARRAY_SIZE(uart0_pins),
        .modemuxs = uart0_modemux,
        .nmodemuxs = ARRAY_SIZE(uart0_modemux),
};

/* pad multiplexing for uart0_enh device */
static const unsigned uart0_enh_pins[] = { 11, 12, 13, 14, 15, 16 };
static struct spear_muxreg uart0_enh_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = GPT_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_1,
                .mask = UART0_ENH_AND_GPT_REG0_MASK,
                .val = UART0_ENH_AND_GPT_REG0_MASK,
        },
};

static struct spear_modemux uart0_enh_modemux[] = {
        {
                .muxregs = uart0_enh_muxreg,
                .nmuxregs = ARRAY_SIZE(uart0_enh_muxreg),
        },
};

static struct spear_pingroup uart0_enh_pingroup = {
        .name = "uart0_enh_grp",
        .pins = uart0_enh_pins,
        .npins = ARRAY_SIZE(uart0_enh_pins),
        .modemuxs = uart0_enh_modemux,
        .nmodemuxs = ARRAY_SIZE(uart0_enh_modemux),
};

static const char *const uart0_grps[] = { "uart0_grp", "uart0_enh_grp" };
static struct spear_function uart0_function = {
        .name = "uart0",
        .groups = uart0_grps,
        .ngroups = ARRAY_SIZE(uart0_grps),
};

/* pad multiplexing for uart1 device */
static const unsigned uart1_pins[] = { 88, 89 };
static struct spear_muxreg uart1_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_3,
                .mask = UART1_REG2_MASK,
                .val = UART1_REG2_MASK,
        },
};

static struct spear_modemux uart1_modemux[] = {
        {
                .muxregs = uart1_muxreg,
                .nmuxregs = ARRAY_SIZE(uart1_muxreg),
        },
};

static struct spear_pingroup uart1_pingroup = {
        .name = "uart1_grp",
        .pins = uart1_pins,
        .npins = ARRAY_SIZE(uart1_pins),
        .modemuxs = uart1_modemux,
        .nmodemuxs = ARRAY_SIZE(uart1_modemux),
};

static const char *const uart1_grps[] = { "uart1_grp" };
static struct spear_function uart1_function = {
        .name = "uart1",
        .groups = uart1_grps,
        .ngroups = ARRAY_SIZE(uart1_grps),
};

/* pad multiplexing for i2s_in device */
static const unsigned i2s_in_pins[] = { 90, 91, 92, 93, 94, 99 };
static struct spear_muxreg i2s_in_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_3,
                .mask = I2S_IN_REG2_MASK,
                .val = I2S_IN_REG2_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_4,
                .mask = I2S_IN_REG3_MASK,
                .val = I2S_IN_REG3_MASK,
        },
};

static struct spear_modemux i2s_in_modemux[] = {
        {
                .muxregs = i2s_in_muxreg,
                .nmuxregs = ARRAY_SIZE(i2s_in_muxreg),
        },
};

static struct spear_pingroup i2s_in_pingroup = {
        .name = "i2s_in_grp",
        .pins = i2s_in_pins,
        .npins = ARRAY_SIZE(i2s_in_pins),
        .modemuxs = i2s_in_modemux,
        .nmodemuxs = ARRAY_SIZE(i2s_in_modemux),
};

/* pad multiplexing for i2s_out device */
static const unsigned i2s_out_pins[] = { 95, 96, 97, 98, 100, 101, 102, 103 };
static struct spear_muxreg i2s_out_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_4,
                .mask = I2S_OUT_REG3_MASK,
                .val = I2S_OUT_REG3_MASK,
        },
};

static struct spear_modemux i2s_out_modemux[] = {
        {
                .muxregs = i2s_out_muxreg,
                .nmuxregs = ARRAY_SIZE(i2s_out_muxreg),
        },
};

static struct spear_pingroup i2s_out_pingroup = {
        .name = "i2s_out_grp",
        .pins = i2s_out_pins,
        .npins = ARRAY_SIZE(i2s_out_pins),
        .modemuxs = i2s_out_modemux,
        .nmodemuxs = ARRAY_SIZE(i2s_out_modemux),
};

static const char *const i2s_grps[] = { "i2s_in_grp", "i2s_out_grp" };
static struct spear_function i2s_function = {
        .name = "i2s",
        .groups = i2s_grps,
        .ngroups = ARRAY_SIZE(i2s_grps),
};

/* pad multiplexing for gmac device */
static const unsigned gmac_pins[] = { 104, 105, 106, 107, 108, 109, 110, 111,
        112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125,
        126, 127, 128, 129, 130, 131 };
#define GMAC_MUXREG                             \
        {                                       \
                .reg = PAD_FUNCTION_EN_4,       \
                .mask = GMAC_REG3_MASK,         \
                .val = GMAC_REG3_MASK,          \
        }, {                                    \
                .reg = PAD_FUNCTION_EN_5,       \
                .mask = GMAC_REG4_MASK,         \
                .val = GMAC_REG4_MASK,          \
        }

/* pad multiplexing for gmii device */
static struct spear_muxreg gmii_muxreg[] = {
        GMAC_MUXREG,
        {
                .reg = GMAC_CLK_CFG,
                .mask = GMAC_PHY_IF_SEL_MASK,
                .val = GMAC_PHY_IF_GMII_VAL,
        },
};

static struct spear_modemux gmii_modemux[] = {
        {
                .muxregs = gmii_muxreg,
                .nmuxregs = ARRAY_SIZE(gmii_muxreg),
        },
};

static struct spear_pingroup gmii_pingroup = {
        .name = "gmii_grp",
        .pins = gmac_pins,
        .npins = ARRAY_SIZE(gmac_pins),
        .modemuxs = gmii_modemux,
        .nmodemuxs = ARRAY_SIZE(gmii_modemux),
};

/* pad multiplexing for rgmii device */
static struct spear_muxreg rgmii_muxreg[] = {
        GMAC_MUXREG,
        {
                .reg = GMAC_CLK_CFG,
                .mask = GMAC_PHY_IF_SEL_MASK,
                .val = GMAC_PHY_IF_RGMII_VAL,
        },
};

static struct spear_modemux rgmii_modemux[] = {
        {
                .muxregs = rgmii_muxreg,
                .nmuxregs = ARRAY_SIZE(rgmii_muxreg),
        },
};

static struct spear_pingroup rgmii_pingroup = {
        .name = "rgmii_grp",
        .pins = gmac_pins,
        .npins = ARRAY_SIZE(gmac_pins),
        .modemuxs = rgmii_modemux,
        .nmodemuxs = ARRAY_SIZE(rgmii_modemux),
};

/* pad multiplexing for rmii device */
static struct spear_muxreg rmii_muxreg[] = {
        GMAC_MUXREG,
        {
                .reg = GMAC_CLK_CFG,
                .mask = GMAC_PHY_IF_SEL_MASK,
                .val = GMAC_PHY_IF_RMII_VAL,
        },
};

static struct spear_modemux rmii_modemux[] = {
        {
                .muxregs = rmii_muxreg,
                .nmuxregs = ARRAY_SIZE(rmii_muxreg),
        },
};

static struct spear_pingroup rmii_pingroup = {
        .name = "rmii_grp",
        .pins = gmac_pins,
        .npins = ARRAY_SIZE(gmac_pins),
        .modemuxs = rmii_modemux,
        .nmodemuxs = ARRAY_SIZE(rmii_modemux),
};

/* pad multiplexing for sgmii device */
static struct spear_muxreg sgmii_muxreg[] = {
        GMAC_MUXREG,
        {
                .reg = GMAC_CLK_CFG,
                .mask = GMAC_PHY_IF_SEL_MASK,
                .val = GMAC_PHY_IF_SGMII_VAL,
        },
};

static struct spear_modemux sgmii_modemux[] = {
        {
                .muxregs = sgmii_muxreg,
                .nmuxregs = ARRAY_SIZE(sgmii_muxreg),
        },
};

static struct spear_pingroup sgmii_pingroup = {
        .name = "sgmii_grp",
        .pins = gmac_pins,
        .npins = ARRAY_SIZE(gmac_pins),
        .modemuxs = sgmii_modemux,
        .nmodemuxs = ARRAY_SIZE(sgmii_modemux),
};

static const char *const gmac_grps[] = { "gmii_grp", "rgmii_grp", "rmii_grp",
        "sgmii_grp" };
static struct spear_function gmac_function = {
        .name = "gmac",
        .groups = gmac_grps,
        .ngroups = ARRAY_SIZE(gmac_grps),
};

/* pad multiplexing for i2c0 device */
static const unsigned i2c0_pins[] = { 133, 134 };
static struct spear_muxreg i2c0_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_5,
                .mask = I2C0_REG4_MASK,
                .val = I2C0_REG4_MASK,
        },
};

static struct spear_modemux i2c0_modemux[] = {
        {
                .muxregs = i2c0_muxreg,
                .nmuxregs = ARRAY_SIZE(i2c0_muxreg),
        },
};

static struct spear_pingroup i2c0_pingroup = {
        .name = "i2c0_grp",
        .pins = i2c0_pins,
        .npins = ARRAY_SIZE(i2c0_pins),
        .modemuxs = i2c0_modemux,
        .nmodemuxs = ARRAY_SIZE(i2c0_modemux),
};

static const char *const i2c0_grps[] = { "i2c0_grp" };
static struct spear_function i2c0_function = {
        .name = "i2c0",
        .groups = i2c0_grps,
        .ngroups = ARRAY_SIZE(i2c0_grps),
};

/* pad multiplexing for i2c1 device */
static const unsigned i2c1_pins[] = { 18, 23 };
static struct spear_muxreg i2c1_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_1,
                .mask = I2C1_REG0_MASK,
                .val = I2C1_REG0_MASK,
        },
};

static struct spear_modemux i2c1_modemux[] = {
        {
                .muxregs = i2c1_muxreg,
                .nmuxregs = ARRAY_SIZE(i2c1_muxreg),
        },
};

static struct spear_pingroup i2c1_pingroup = {
        .name = "i2c1_grp",
        .pins = i2c1_pins,
        .npins = ARRAY_SIZE(i2c1_pins),
        .modemuxs = i2c1_modemux,
        .nmodemuxs = ARRAY_SIZE(i2c1_modemux),
};

static const char *const i2c1_grps[] = { "i2c1_grp" };
static struct spear_function i2c1_function = {
        .name = "i2c1",
        .groups = i2c1_grps,
        .ngroups = ARRAY_SIZE(i2c1_grps),
};

/* pad multiplexing for cec0 device */
static const unsigned cec0_pins[] = { 135 };
static struct spear_muxreg cec0_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_5,
                .mask = CEC0_REG4_MASK,
                .val = CEC0_REG4_MASK,
        },
};

static struct spear_modemux cec0_modemux[] = {
        {
                .muxregs = cec0_muxreg,
                .nmuxregs = ARRAY_SIZE(cec0_muxreg),
        },
};

static struct spear_pingroup cec0_pingroup = {
        .name = "cec0_grp",
        .pins = cec0_pins,
        .npins = ARRAY_SIZE(cec0_pins),
        .modemuxs = cec0_modemux,
        .nmodemuxs = ARRAY_SIZE(cec0_modemux),
};

static const char *const cec0_grps[] = { "cec0_grp" };
static struct spear_function cec0_function = {
        .name = "cec0",
        .groups = cec0_grps,
        .ngroups = ARRAY_SIZE(cec0_grps),
};

/* pad multiplexing for cec1 device */
static const unsigned cec1_pins[] = { 136 };
static struct spear_muxreg cec1_muxreg[] = {
        {
                .reg = PAD_FUNCTION_EN_5,
                .mask = CEC1_REG4_MASK,
                .val = CEC1_REG4_MASK,
        },
};

static struct spear_modemux cec1_modemux[] = {
        {
                .muxregs = cec1_muxreg,
                .nmuxregs = ARRAY_SIZE(cec1_muxreg),
        },
};

static struct spear_pingroup cec1_pingroup = {
        .name = "cec1_grp",
        .pins = cec1_pins,
        .npins = ARRAY_SIZE(cec1_pins),
        .modemuxs = cec1_modemux,
        .nmodemuxs = ARRAY_SIZE(cec1_modemux),
};

static const char *const cec1_grps[] = { "cec1_grp" };
static struct spear_function cec1_function = {
        .name = "cec1",
        .groups = cec1_grps,
        .ngroups = ARRAY_SIZE(cec1_grps),
};

/* pad multiplexing for mcif devices */
static const unsigned mcif_pins[] = { 193, 194, 195, 196, 197, 198, 199, 200,
        201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214,
        215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228,
        229, 230, 231, 232, 237 };
#define MCIF_MUXREG                                                     \
        {                                                               \
                .reg = PAD_SHARED_IP_EN_1,                              \
                .mask = MCIF_MASK,                                      \
                .val = MCIF_MASK,                                       \
        }, {                                                            \
                .reg = PAD_FUNCTION_EN_7,                               \
                .mask = FSMC_PNOR_AND_MCIF_REG6_MASK | MCIF_REG6_MASK,  \
                .val = FSMC_PNOR_AND_MCIF_REG6_MASK | MCIF_REG6_MASK,   \
        }, {                                                            \
                .reg = PAD_FUNCTION_EN_8,                               \
                .mask = MCIF_REG7_MASK,                                 \
                .val = MCIF_REG7_MASK,                                  \
        }

/* Pad multiplexing for sdhci device */
static struct spear_muxreg sdhci_muxreg[] = {
        MCIF_MUXREG,
        {
                .reg = PERIP_CFG,
                .mask = MCIF_SEL_MASK,
                .val = MCIF_SEL_SD,
        },
};

static struct spear_modemux sdhci_modemux[] = {
        {
                .muxregs = sdhci_muxreg,
                .nmuxregs = ARRAY_SIZE(sdhci_muxreg),
        },
};

static struct spear_pingroup sdhci_pingroup = {
        .name = "sdhci_grp",
        .pins = mcif_pins,
        .npins = ARRAY_SIZE(mcif_pins),
        .modemuxs = sdhci_modemux,
        .nmodemuxs = ARRAY_SIZE(sdhci_modemux),
};

static const char *const sdhci_grps[] = { "sdhci_grp" };
static struct spear_function sdhci_function = {
        .name = "sdhci",
        .groups = sdhci_grps,
        .ngroups = ARRAY_SIZE(sdhci_grps),
};

/* Pad multiplexing for cf device */
static struct spear_muxreg cf_muxreg[] = {
        MCIF_MUXREG,
        {
                .reg = PERIP_CFG,
                .mask = MCIF_SEL_MASK,
                .val = MCIF_SEL_CF,
        },
};

static struct spear_modemux cf_modemux[] = {
        {
                .muxregs = cf_muxreg,
                .nmuxregs = ARRAY_SIZE(cf_muxreg),
        },
};

static struct spear_pingroup cf_pingroup = {
        .name = "cf_grp",
        .pins = mcif_pins,
        .npins = ARRAY_SIZE(mcif_pins),
        .modemuxs = cf_modemux,
        .nmodemuxs = ARRAY_SIZE(cf_modemux),
};

static const char *const cf_grps[] = { "cf_grp" };
static struct spear_function cf_function = {
        .name = "cf",
        .groups = cf_grps,
        .ngroups = ARRAY_SIZE(cf_grps),
};

/* Pad multiplexing for xd device */
static struct spear_muxreg xd_muxreg[] = {
        MCIF_MUXREG,
        {
                .reg = PERIP_CFG,
                .mask = MCIF_SEL_MASK,
                .val = MCIF_SEL_XD,
        },
};

static struct spear_modemux xd_modemux[] = {
        {
                .muxregs = xd_muxreg,
                .nmuxregs = ARRAY_SIZE(xd_muxreg),
        },
};

static struct spear_pingroup xd_pingroup = {
        .name = "xd_grp",
        .pins = mcif_pins,
        .npins = ARRAY_SIZE(mcif_pins),
        .modemuxs = xd_modemux,
        .nmodemuxs = ARRAY_SIZE(xd_modemux),
};

static const char *const xd_grps[] = { "xd_grp" };
static struct spear_function xd_function = {
        .name = "xd",
        .groups = xd_grps,
        .ngroups = ARRAY_SIZE(xd_grps),
};

/* pad multiplexing for clcd device */
static const unsigned clcd_pins[] = { 138, 139, 140, 141, 142, 143, 144, 145,
        146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159,
        160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173,
        174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187,
        188, 189, 190, 191 };
static struct spear_muxreg clcd_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = ARM_TRACE_MASK | MIPHY_DBG_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_5,
                .mask = CLCD_REG4_MASK | CLCD_AND_ARM_TRACE_REG4_MASK,
                .val = CLCD_REG4_MASK | CLCD_AND_ARM_TRACE_REG4_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_6,
                .mask = CLCD_AND_ARM_TRACE_REG5_MASK,
                .val = CLCD_AND_ARM_TRACE_REG5_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_7,
                .mask = CLCD_AND_ARM_TRACE_REG6_MASK,
                .val = CLCD_AND_ARM_TRACE_REG6_MASK,
        },
};

static struct spear_modemux clcd_modemux[] = {
        {
                .muxregs = clcd_muxreg,
                .nmuxregs = ARRAY_SIZE(clcd_muxreg),
        },
};

static struct spear_pingroup clcd_pingroup = {
        .name = "clcd_grp",
        .pins = clcd_pins,
        .npins = ARRAY_SIZE(clcd_pins),
        .modemuxs = clcd_modemux,
        .nmodemuxs = ARRAY_SIZE(clcd_modemux),
};

/* Disable cld runtime to save panel damage */
static struct spear_muxreg clcd_sleep_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = ARM_TRACE_MASK | MIPHY_DBG_MASK,
                .val = 0,
        }, {
                .reg = PAD_FUNCTION_EN_5,
                .mask = CLCD_REG4_MASK | CLCD_AND_ARM_TRACE_REG4_MASK,
                .val = 0x0,
        }, {
                .reg = PAD_FUNCTION_EN_6,
                .mask = CLCD_AND_ARM_TRACE_REG5_MASK,
                .val = 0x0,
        }, {
                .reg = PAD_FUNCTION_EN_7,
                .mask = CLCD_AND_ARM_TRACE_REG6_MASK,
                .val = 0x0,
        },
};

static struct spear_modemux clcd_sleep_modemux[] = {
        {
                .muxregs = clcd_sleep_muxreg,
                .nmuxregs = ARRAY_SIZE(clcd_sleep_muxreg),
        },
};

static struct spear_pingroup clcd_sleep_pingroup = {
        .name = "clcd_sleep_grp",
        .pins = clcd_pins,
        .npins = ARRAY_SIZE(clcd_pins),
        .modemuxs = clcd_sleep_modemux,
        .nmodemuxs = ARRAY_SIZE(clcd_sleep_modemux),
};

static const char *const clcd_grps[] = { "clcd_grp", "clcd_sleep_grp" };
static struct spear_function clcd_function = {
        .name = "clcd",
        .groups = clcd_grps,
        .ngroups = ARRAY_SIZE(clcd_grps),
};

/* pad multiplexing for arm_trace device */
static const unsigned arm_trace_pins[] = { 158, 159, 160, 161, 162, 163, 164,
        165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178,
        179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192,
        193, 194, 195, 196, 197, 198, 199, 200 };
static struct spear_muxreg arm_trace_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = ARM_TRACE_MASK,
                .val = ARM_TRACE_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_5,
                .mask = CLCD_AND_ARM_TRACE_REG4_MASK,
                .val = CLCD_AND_ARM_TRACE_REG4_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_6,
                .mask = CLCD_AND_ARM_TRACE_REG5_MASK,
                .val = CLCD_AND_ARM_TRACE_REG5_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_7,
                .mask = CLCD_AND_ARM_TRACE_REG6_MASK,
                .val = CLCD_AND_ARM_TRACE_REG6_MASK,
        },
};

static struct spear_modemux arm_trace_modemux[] = {
        {
                .muxregs = arm_trace_muxreg,
                .nmuxregs = ARRAY_SIZE(arm_trace_muxreg),
        },
};

static struct spear_pingroup arm_trace_pingroup = {
        .name = "arm_trace_grp",
        .pins = arm_trace_pins,
        .npins = ARRAY_SIZE(arm_trace_pins),
        .modemuxs = arm_trace_modemux,
        .nmodemuxs = ARRAY_SIZE(arm_trace_modemux),
};

static const char *const arm_trace_grps[] = { "arm_trace_grp" };
static struct spear_function arm_trace_function = {
        .name = "arm_trace",
        .groups = arm_trace_grps,
        .ngroups = ARRAY_SIZE(arm_trace_grps),
};

/* pad multiplexing for miphy_dbg device */
static const unsigned miphy_dbg_pins[] = { 96, 97, 98, 99, 100, 101, 102, 103,
        132, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147,
        148, 149, 150, 151, 152, 153, 154, 155, 156, 157 };
static struct spear_muxreg miphy_dbg_muxreg[] = {
        {
                .reg = PAD_SHARED_IP_EN_1,
                .mask = MIPHY_DBG_MASK,
                .val = MIPHY_DBG_MASK,
        }, {
                .reg = PAD_FUNCTION_EN_5,
                .mask = DEVS_GRP_AND_MIPHY_DBG_REG4_MASK,
                .val = DEVS_GRP_AND_MIPHY_DBG_REG4_MASK,
        },
};

static struct spear_modemux miphy_dbg_modemux[] = {
        {
                .muxregs = miphy_dbg_muxreg,
                .nmuxregs = ARRAY_SIZE(miphy_dbg_muxreg),
        },
};

static struct spear_pingroup miphy_dbg_pingroup = {
        .name = "miphy_dbg_grp",
        .pins = miphy_dbg_pins,
        .npins = ARRAY_SIZE(miphy_dbg_pins),
        .modemuxs = miphy_dbg_modemux,
        .nmodemuxs = ARRAY_SIZE(miphy_dbg_modemux),
};

static const char *const miphy_dbg_grps[] = { "miphy_dbg_grp" };
static struct spear_function miphy_dbg_function = {
        .name = "miphy_dbg",
        .groups = miphy_dbg_grps,
        .ngroups = ARRAY_SIZE(miphy_dbg_grps),
};

/* pad multiplexing for pcie device */
static const unsigned pcie_pins[] = { 250 };
static struct spear_muxreg pcie_muxreg[] = {
        {
                .reg = PCIE_SATA_CFG,
                .mask = SATA_PCIE_CFG_MASK,
                .val = PCIE_CFG_VAL,
        },
};

static struct spear_modemux pcie_modemux[] = {
        {
                .muxregs = pcie_muxreg,
                .nmuxregs = ARRAY_SIZE(pcie_muxreg),
        },
};

static struct spear_pingroup pcie_pingroup = {
        .name = "pcie_grp",
        .pins = pcie_pins,
        .npins = ARRAY_SIZE(pcie_pins),
        .modemuxs = pcie_modemux,
        .nmodemuxs = ARRAY_SIZE(pcie_modemux),
};

static const char *const pcie_grps[] = { "pcie_grp" };
static struct spear_function pcie_function = {
        .name = "pcie",
        .groups = pcie_grps,
        .ngroups = ARRAY_SIZE(pcie_grps),
};

/* pad multiplexing for sata device */
static const unsigned sata_pins[] = { 250 };
static struct spear_muxreg sata_muxreg[] = {
        {
                .reg = PCIE_SATA_CFG,
                .mask = SATA_PCIE_CFG_MASK,
                .val = SATA_CFG_VAL,
        },
};

static struct spear_modemux sata_modemux[] = {
        {
                .muxregs = sata_muxreg,
                .nmuxregs = ARRAY_SIZE(sata_muxreg),
        },
};

static struct spear_pingroup sata_pingroup = {
        .name = "sata_grp",
        .pins = sata_pins,
        .npins = ARRAY_SIZE(sata_pins),
        .modemuxs = sata_modemux,
        .nmodemuxs = ARRAY_SIZE(sata_modemux),
};

static const char *const sata_grps[] = { "sata_grp" };
static struct spear_function sata_function = {
        .name = "sata",
        .groups = sata_grps,
        .ngroups = ARRAY_SIZE(sata_grps),
};

/* pingroups */
static struct spear_pingroup *spear1340_pingroups[] = {
        &pads_as_gpio_pingroup,
        &fsmc_8bit_pingroup,
        &fsmc_16bit_pingroup,
        &fsmc_pnor_pingroup,
        &keyboard_row_col_pingroup,
        &keyboard_col5_pingroup,
        &spdif_in_pingroup,
        &spdif_out_pingroup,
        &gpt_0_1_pingroup,
        &pwm0_pingroup,
        &pwm1_pingroup,
        &pwm2_pingroup,
        &pwm3_pingroup,
        &vip_mux_pingroup,
        &vip_mux_cam0_pingroup,
        &vip_mux_cam1_pingroup,
        &vip_mux_cam2_pingroup,
        &vip_mux_cam3_pingroup,
        &cam0_pingroup,
        &cam1_pingroup,
        &cam2_pingroup,
        &cam3_pingroup,
        &smi_pingroup,
        &ssp0_pingroup,
        &ssp0_cs1_pingroup,
        &ssp0_cs2_pingroup,
        &ssp0_cs3_pingroup,
        &uart0_pingroup,
        &uart0_enh_pingroup,
        &uart1_pingroup,
        &i2s_in_pingroup,
        &i2s_out_pingroup,
        &gmii_pingroup,
        &rgmii_pingroup,
        &rmii_pingroup,
        &sgmii_pingroup,
        &i2c0_pingroup,
        &i2c1_pingroup,
        &cec0_pingroup,
        &cec1_pingroup,
        &sdhci_pingroup,
        &cf_pingroup,
        &xd_pingroup,
        &clcd_sleep_pingroup,
        &clcd_pingroup,
        &arm_trace_pingroup,
        &miphy_dbg_pingroup,
        &pcie_pingroup,
        &sata_pingroup,
};

/* functions */
static struct spear_function *spear1340_functions[] = {
        &pads_as_gpio_function,
        &fsmc_function,
        &keyboard_function,
        &spdif_in_function,
        &spdif_out_function,
        &gpt_0_1_function,
        &pwm_function,
        &vip_function,
        &cam0_function,
        &cam1_function,
        &cam2_function,
        &cam3_function,
        &smi_function,
        &ssp0_function,
        &uart0_function,
        &uart1_function,
        &i2s_function,
        &gmac_function,
        &i2c0_function,
        &i2c1_function,
        &cec0_function,
        &cec1_function,
        &sdhci_function,
        &cf_function,
        &xd_function,
        &clcd_function,
        &arm_trace_function,
        &miphy_dbg_function,
        &pcie_function,
        &sata_function,
};

static void gpio_request_endisable(struct spear_pmx *pmx, int pin,
                bool enable)
{
        unsigned int regoffset, regindex, bitoffset;
        unsigned int val;

        /* pin++ as gpio configuration starts from 2nd bit of base register */
        pin++;

        regindex = pin / 32;
        bitoffset = pin % 32;

        if (regindex <= 3)
                regoffset = PAD_FUNCTION_EN_1 + regindex * sizeof(int *);
        else
                regoffset = PAD_FUNCTION_EN_5 + (regindex - 4) * sizeof(int *);

        val = pmx_readl(pmx, regoffset);
        if (enable)
                val &= ~(0x1 << bitoffset);
        else
                val |= 0x1 << bitoffset;

        pmx_writel(pmx, val, regoffset);
}

static struct spear_pinctrl_machdata spear1340_machdata = {
        .pins = spear1340_pins,
        .npins = ARRAY_SIZE(spear1340_pins),
        .groups = spear1340_pingroups,
        .ngroups = ARRAY_SIZE(spear1340_pingroups),
        .functions = spear1340_functions,
        .nfunctions = ARRAY_SIZE(spear1340_functions),
        .gpio_request_endisable = gpio_request_endisable,
        .modes_supported = false,
};

static const struct of_device_id spear1340_pinctrl_of_match[] = {
        {
                .compatible = "st,spear1340-pinmux",
        },
        {},
};

static int spear1340_pinctrl_probe(struct platform_device *pdev)
{
        return spear_pinctrl_probe(pdev, &spear1340_machdata);
}

static struct platform_driver spear1340_pinctrl_driver = {
        .driver = {
                .name = DRIVER_NAME,
                .of_match_table = spear1340_pinctrl_of_match,
        },
        .probe = spear1340_pinctrl_probe,
};

static int __init spear1340_pinctrl_init(void)
{
        return platform_driver_register(&spear1340_pinctrl_driver);
}
arch_initcall(spear1340_pinctrl_init);