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/*
* Copyright (c) 2013-2014, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/gpio.h>
#include <mach/pinmux.h>
#include <mach/gpio-tegra.h>
#include "board.h"
#include "board-tegratab.h"
#include "devices.h"
#include "gpio-names.h"
#include "tegra-board-id.h"
#include <mach/pinmux-t11.h>
static __initdata struct tegra_drive_pingroup_config tegratab_drive_pinmux[] = {
/* DEFAULT_DRIVE(<pin_group>), */
/* SDMMC1 */
SET_DRIVE(SDIO1, ENABLE, DISABLE, DIV_1, 36, 20, SLOW, SLOW),
/* SDMMC3 */
SET_DRIVE(SDIO3, ENABLE, DISABLE, DIV_1, 22, 36, FASTEST, FASTEST),
/* SDMMC4 */
SET_DRIVE_WITH_TYPE(GMA, ENABLE, DISABLE, DIV_1, 2, 2, FASTEST,
FASTEST, 1),
};
#include "board-tegratab-pinmux-t11x.h"
/* THIS IS FOR TESTING OR WORKAROUND PURPOSES. ANYTHING INSIDE THIS TABLE
* SHOULD BE PUSHED TO PINMUX SPREADSHEET FOR AUTOGEN OR FIXED
* */
static __initdata struct tegra_pingroup_config manual_config_pinmux[] = {
/* ULPI SFIOs are not supposed to be supported.
* This setting is only for Tegratab. */
DEFAULT_PINMUX(ULPI_DATA0, ULPI, NORMAL, NORMAL, INPUT),
DEFAULT_PINMUX(ULPI_DATA1, ULPI, NORMAL, NORMAL, INPUT),
DEFAULT_PINMUX(ULPI_DATA5, ULPI, NORMAL, NORMAL, INPUT),
DEFAULT_PINMUX(ULPI_DATA6, ULPI, NORMAL, NORMAL, INPUT),
DEFAULT_PINMUX(ULPI_DATA7, ULPI, NORMAL, NORMAL, INPUT),
};
static __initdata struct tegra_pingroup_config p1640_manual_config_pinmux[] = {
/* hall sensor input */
GPIO_PINMUX(KB_COL1, PULL_UP, NORMAL, INPUT, DISABLE),
};
static __initdata struct tegra_pingroup_config
p1640_manual_unused_pins_lowpower[] = {
/* ULPI_DATA5 is not connected */
UNUSED_PINMUX(ULPI_DATA5),
};
static __initdata struct tegra_pingroup_config p1988_manual_config_pinmux[] = {
/* ULPI_DATA5 is used for en_avdd_hdmi_pll */
GPIO_PINMUX(ULPI_DATA5, NORMAL, NORMAL, OUTPUT, DISABLE),
/* hall sensor input */
GPIO_PINMUX(KB_COL1, PULL_UP, NORMAL, INPUT, DISABLE),
};
static struct gpio_init_pin_info p1640_manual_gpio_mode[] = {
GPIO_INIT_PIN_MODE(TEGRA_GPIO_PQ1, true, 0), /* hall sensor input */
};
static struct gpio_init_pin_info p1988_manual_gpio_mode[] = {
GPIO_INIT_PIN_MODE(TEGRA_GPIO_PO6, false, 0),
GPIO_INIT_PIN_MODE(TEGRA_GPIO_PQ1, true, 0), /* hall sensor input */
GPIO_INIT_PIN_MODE(TEGRA_GPIO_PR0, false, 0),
};
static void __init tegratab_gpio_init_configure(void)
{
int len;
int i;
struct gpio_init_pin_info *pins_info;
struct board_info board_info;
tegra_get_board_info(&board_info);
if ((board_info.board_id == BOARD_P1640) ||
(board_info.board_id == BOARD_P1988)) {
len = ARRAY_SIZE(init_gpio_mode_tegratab_ffd_common);
pins_info = init_gpio_mode_tegratab_ffd_common;
} else { /* ERS */
len = ARRAY_SIZE(init_gpio_mode_tegratab_common);
pins_info = init_gpio_mode_tegratab_common;
}
for (i = 0; i < len; ++i) {
tegra_gpio_init_configure(pins_info->gpio_nr,
pins_info->is_input, pins_info->value);
pins_info++;
}
if ((board_info.board_id == BOARD_P1640) ||
(board_info.board_id == BOARD_P1988)) {
if (board_info.board_id == BOARD_P1640) {
len = ARRAY_SIZE(p1640_manual_gpio_mode);
pins_info = p1640_manual_gpio_mode;
} else {
len = ARRAY_SIZE(p1988_manual_gpio_mode);
pins_info = p1988_manual_gpio_mode;
}
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 tegratab_pinmux_init(void)
{
struct board_info board_info;
tegra_get_board_info(&board_info);
tegratab_gpio_init_configure();
tegra_drive_pinmux_config_table(tegratab_drive_pinmux,
ARRAY_SIZE(tegratab_drive_pinmux));
if (board_info.board_id == BOARD_P1640) {
tegra_pinmux_config_table(tegratab_ffd_pinmux_common,
ARRAY_SIZE(tegratab_ffd_pinmux_common));
tegra_pinmux_config_table(p1640_manual_config_pinmux,
ARRAY_SIZE(p1640_manual_config_pinmux));
tegra_pinmux_config_table(ffd_unused_pins_lowpower,
ARRAY_SIZE(ffd_unused_pins_lowpower));
tegra_pinmux_config_table(p1640_manual_unused_pins_lowpower,
ARRAY_SIZE(
p1640_manual_unused_pins_lowpower));
} else if (board_info.board_id == BOARD_P1988) {
tegra_pinmux_config_table(tegratab_ffd_pinmux_common,
ARRAY_SIZE(tegratab_ffd_pinmux_common));
tegra_pinmux_config_table(p1988_manual_config_pinmux,
ARRAY_SIZE(p1988_manual_config_pinmux));
tegra_pinmux_config_table(ffd_unused_pins_lowpower,
ARRAY_SIZE(ffd_unused_pins_lowpower));
} else { /* ERS */
tegra_pinmux_config_table(tegratab_pinmux_common,
ARRAY_SIZE(tegratab_pinmux_common));
tegra_pinmux_config_table(unused_pins_lowpower,
ARRAY_SIZE(unused_pins_lowpower));
}
tegra_pinmux_config_table(manual_config_pinmux,
ARRAY_SIZE(manual_config_pinmux));
return 0;
}
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