blob: fe7de31a056cf5dc71de62acedbd0e7fa19716f4 [file] [log] [blame]
/* Copyright (c) 2012-2014, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* 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/gpio.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <mach/board.h>
#include <mach/gpio.h>
#include <mach/gpiomux.h>
#include <mach/socinfo.h>
#define WLAN_CLK 44
#define WLAN_SET 43
#define WLAN_DATA0 42
#define WLAN_DATA1 41
#define WLAN_DATA2 40
#ifdef CONFIG_USB_EHCI_MSM_HSIC
static struct gpiomux_setting hsic_sus_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
.dir = GPIOMUX_OUT_LOW,
};
static struct gpiomux_setting hsic_act_cfg = {
.func = GPIOMUX_FUNC_1,
.drv = GPIOMUX_DRV_16MA,
.pull = GPIOMUX_PULL_NONE,
};
static struct msm_gpiomux_config msm_hsic_configs[] = {
{
.gpio = 115, /* HSIC_STROBE */
.settings = {
[GPIOMUX_ACTIVE] = &hsic_act_cfg,
[GPIOMUX_SUSPENDED] = &hsic_sus_cfg,
},
},
{
.gpio = 116, /* HSIC_DATA */
.settings = {
[GPIOMUX_ACTIVE] = &hsic_act_cfg,
[GPIOMUX_SUSPENDED] = &hsic_sus_cfg,
},
},
};
#endif
#define KS8851_IRQ_GPIO 115
#if defined(CONFIG_KS8851) || defined(CONFIG_KS8851_MODULE)
static struct gpiomux_setting gpio_eth_config = {
.pull = GPIOMUX_PULL_UP,
.drv = GPIOMUX_DRV_2MA,
.func = GPIOMUX_FUNC_GPIO,
};
static struct msm_gpiomux_config msm_eth_configs[] = {
{
.gpio = KS8851_IRQ_GPIO,
.settings = {
[GPIOMUX_SUSPENDED] = &gpio_eth_config,
}
},
};
#endif
static struct gpiomux_setting synaptics_int_act_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_8MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting synaptics_int_sus_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct gpiomux_setting synaptics_reset_act_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct gpiomux_setting synaptics_reset_sus_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct gpiomux_setting gpio_keys_active = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting gpio_keys_suspend = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_NONE,
};
static struct gpiomux_setting gpio_spi_act_config = {
.func = GPIOMUX_FUNC_1,
.drv = GPIOMUX_DRV_8MA,
.pull = GPIOMUX_PULL_NONE,
};
static struct gpiomux_setting gpio_spi_cs_act_config = {
.func = GPIOMUX_FUNC_1,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct gpiomux_setting gpio_spi_susp_config = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct gpiomux_setting gpio_spi_cs_eth_config = {
.func = GPIOMUX_FUNC_4,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct gpiomux_setting wcnss_5wire_suspend_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting wcnss_5wire_active_cfg = {
.func = GPIOMUX_FUNC_1,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct gpiomux_setting wcnss_5gpio_suspend_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting wcnss_5gpio_active_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct gpiomux_setting gpio_i2c_config = {
.func = GPIOMUX_FUNC_3,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_NONE,
};
static struct msm_gpiomux_config msm_keypad_configs[] __initdata = {
{
.gpio = 106,
.settings = {
[GPIOMUX_ACTIVE] = &gpio_keys_active,
[GPIOMUX_SUSPENDED] = &gpio_keys_suspend,
},
},
{
.gpio = 107,
.settings = {
[GPIOMUX_ACTIVE] = &gpio_keys_active,
[GPIOMUX_SUSPENDED] = &gpio_keys_suspend,
},
},
{
.gpio = 108,
.settings = {
[GPIOMUX_ACTIVE] = &gpio_keys_active,
[GPIOMUX_SUSPENDED] = &gpio_keys_suspend,
},
},
};
static struct gpiomux_setting lcd_rst_act_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_8MA,
.pull = GPIOMUX_PULL_UP,
.dir = GPIOMUX_OUT_HIGH,
};
static struct gpiomux_setting lcd_rst_sus_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct msm_gpiomux_config msm_lcd_configs[] __initdata = {
{
.gpio = 25, /* LCD Reset */
.settings = {
[GPIOMUX_ACTIVE] = &lcd_rst_act_cfg,
[GPIOMUX_SUSPENDED] = &lcd_rst_sus_cfg,
},
},
{
.gpio = 109, /* LCD Enable */
.settings = {
[GPIOMUX_ACTIVE] = &lcd_rst_act_cfg,
[GPIOMUX_SUSPENDED] = &lcd_rst_sus_cfg,
},
}
};
static struct msm_gpiomux_config msm_blsp_configs[] __initdata = {
{
.gpio = 0, /* BLSP1 QUP1 SPI_DATA_MOSI */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_spi_act_config,
[GPIOMUX_SUSPENDED] = &gpio_spi_susp_config,
},
},
{
.gpio = 1, /* BLSP1 QUP1 SPI_DATA_MISO */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_spi_act_config,
[GPIOMUX_SUSPENDED] = &gpio_spi_susp_config,
},
},
{
.gpio = 3, /* BLSP1 QUP1 SPI_CLK */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_spi_act_config,
[GPIOMUX_SUSPENDED] = &gpio_spi_susp_config,
},
},
{
.gpio = 14, /* BLSP1 QUP4 I2C_SDA */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_i2c_config,
[GPIOMUX_SUSPENDED] = &gpio_i2c_config,
},
},
{
.gpio = 15, /* BLSP1 QUP4 I2C_SCL */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_i2c_config,
[GPIOMUX_SUSPENDED] = &gpio_i2c_config,
},
},
{
.gpio = 18, /* BLSP1 QUP5 I2C_SDA */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_i2c_config,
[GPIOMUX_SUSPENDED] = &gpio_i2c_config,
},
},
{
.gpio = 19, /* BLSP1 QUP5 I2C_SCL */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_i2c_config,
[GPIOMUX_SUSPENDED] = &gpio_i2c_config,
},
},
{
.gpio = 22, /* BLSP1 QUP1 SPI_CS_ETH */
.settings = {
[GPIOMUX_SUSPENDED] = &gpio_spi_cs_eth_config,
},
},
{ /* NFC */
.gpio = 10, /* BLSP1 QUP3 I2C_DAT */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_i2c_config,
[GPIOMUX_SUSPENDED] = &gpio_i2c_config,
},
},
{ /* NFC */
.gpio = 11, /* BLSP1 QUP3 I2C_CLK */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_i2c_config,
[GPIOMUX_SUSPENDED] = &gpio_i2c_config,
},
},
};
static struct msm_gpiomux_config msm_blsp_spi_cs_config[] __initdata = {
{
.gpio = 2, /* BLSP1 QUP1 SPI_CS1 */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_spi_cs_act_config,
[GPIOMUX_SUSPENDED] = &gpio_spi_susp_config,
},
},
};
static struct msm_gpiomux_config msm_synaptics_configs[] __initdata = {
{
.gpio = 16,
.settings = {
[GPIOMUX_ACTIVE] = &synaptics_reset_act_cfg,
[GPIOMUX_SUSPENDED] = &synaptics_reset_sus_cfg,
},
},
{
.gpio = 17,
.settings = {
[GPIOMUX_ACTIVE] = &synaptics_int_act_cfg,
[GPIOMUX_SUSPENDED] = &synaptics_int_sus_cfg,
},
},
};
static struct gpiomux_setting gpio_nc_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_NONE,
};
static struct gpiomux_setting goodix_ldo_en_act_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting goodix_ldo_en_sus_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct gpiomux_setting goodix_int_act_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting goodix_int_sus_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct gpiomux_setting goodix_reset_act_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting goodix_reset_sus_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct msm_gpiomux_config msm_skuf_blsp_configs[] __initdata = {
{
.gpio = 2, /* NC */
.settings = {
[GPIOMUX_SUSPENDED] = &gpio_nc_cfg,
},
},
{
.gpio = 3, /* NC */
.settings = {
[GPIOMUX_SUSPENDED] = &gpio_nc_cfg,
},
},
{
.gpio = 4, /* NC */
.settings = {
[GPIOMUX_SUSPENDED] = &gpio_nc_cfg,
},
},
{
.gpio = 14, /* NC */
.settings = {
[GPIOMUX_SUSPENDED] = &gpio_nc_cfg,
},
},
};
static struct msm_gpiomux_config msm_skuf_goodix_configs[] __initdata = {
{
.gpio = 15, /* LDO EN */
.settings = {
[GPIOMUX_ACTIVE] = &goodix_ldo_en_act_cfg,
[GPIOMUX_SUSPENDED] = &goodix_ldo_en_sus_cfg,
},
},
{
.gpio = 16, /* RESET */
.settings = {
[GPIOMUX_ACTIVE] = &goodix_reset_act_cfg,
[GPIOMUX_SUSPENDED] = &goodix_reset_sus_cfg,
},
},
{
.gpio = 17, /* INT */
.settings = {
[GPIOMUX_ACTIVE] = &goodix_int_act_cfg,
[GPIOMUX_SUSPENDED] = &goodix_int_sus_cfg,
},
},
{
.gpio = 18, /* BLSP1 QUP5 I2C_SDA */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_i2c_config,
[GPIOMUX_SUSPENDED] = &gpio_i2c_config,
},
},
{
.gpio = 19, /* BLSP1 QUP5 I2C_SCL */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_i2c_config,
[GPIOMUX_SUSPENDED] = &gpio_i2c_config,
},
},
};
static struct gpiomux_setting nfc_ldo_act_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting nfc_ldo_sus_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting nfc_regc_act_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting nfc_regc_sus_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_NONE,
.dir = GPIOMUX_OUT_LOW,
};
static struct gpiomux_setting nfc_wake_act_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_6MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting nfc_wake_sus_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_NONE,
.dir = GPIOMUX_OUT_LOW,
};
static struct msm_gpiomux_config msm_skuf_nfc_configs[] __initdata = {
{ /* NFC LDO EN */
.gpio = 0,
.settings = {
[GPIOMUX_ACTIVE] = &nfc_ldo_act_cfg,
[GPIOMUX_SUSPENDED] = &nfc_ldo_sus_cfg,
},
},
{ /* NFC REGC*/
.gpio = 1,
.settings = {
[GPIOMUX_ACTIVE] = &nfc_regc_act_cfg,
[GPIOMUX_SUSPENDED] = &nfc_regc_sus_cfg,
},
},
{ /* NFC WAKE */
.gpio = 5,
.settings = {
[GPIOMUX_ACTIVE] = &nfc_wake_act_cfg,
[GPIOMUX_SUSPENDED] = &nfc_wake_sus_cfg,
},
},
{ /* NFC */
.gpio = 10, /* BLSP1 QUP3 I2C_DAT */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_i2c_config,
[GPIOMUX_SUSPENDED] = &gpio_i2c_config,
},
},
{ /* NFC */
.gpio = 11, /* BLSP1 QUP3 I2C_CLK */
.settings = {
[GPIOMUX_ACTIVE] = &gpio_i2c_config,
[GPIOMUX_SUSPENDED] = &gpio_i2c_config,
},
},
};
static struct gpiomux_setting sd_card_det_active_config = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_NONE,
.dir = GPIOMUX_IN,
};
static struct gpiomux_setting sd_card_det_sleep_config = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_UP,
.dir = GPIOMUX_IN,
};
static struct msm_gpiomux_config sd_card_det __initdata = {
.gpio = 38,
.settings = {
[GPIOMUX_ACTIVE] = &sd_card_det_active_config,
[GPIOMUX_SUSPENDED] = &sd_card_det_sleep_config,
},
};
static struct msm_gpiomux_config wcnss_5wire_interface[] = {
{
.gpio = 40,
.settings = {
[GPIOMUX_ACTIVE] = &wcnss_5wire_active_cfg,
[GPIOMUX_SUSPENDED] = &wcnss_5wire_suspend_cfg,
},
},
{
.gpio = 41,
.settings = {
[GPIOMUX_ACTIVE] = &wcnss_5wire_active_cfg,
[GPIOMUX_SUSPENDED] = &wcnss_5wire_suspend_cfg,
},
},
{
.gpio = 42,
.settings = {
[GPIOMUX_ACTIVE] = &wcnss_5wire_active_cfg,
[GPIOMUX_SUSPENDED] = &wcnss_5wire_suspend_cfg,
},
},
{
.gpio = 43,
.settings = {
[GPIOMUX_ACTIVE] = &wcnss_5wire_active_cfg,
[GPIOMUX_SUSPENDED] = &wcnss_5wire_suspend_cfg,
},
},
{
.gpio = 44,
.settings = {
[GPIOMUX_ACTIVE] = &wcnss_5wire_active_cfg,
[GPIOMUX_SUSPENDED] = &wcnss_5wire_suspend_cfg,
},
},
};
static struct msm_gpiomux_config wcnss_5gpio_interface[] = {
{
.gpio = 40,
.settings = {
[GPIOMUX_ACTIVE] = &wcnss_5gpio_active_cfg,
[GPIOMUX_SUSPENDED] = &wcnss_5gpio_suspend_cfg,
},
},
{
.gpio = 41,
.settings = {
[GPIOMUX_ACTIVE] = &wcnss_5gpio_active_cfg,
[GPIOMUX_SUSPENDED] = &wcnss_5gpio_suspend_cfg,
},
},
{
.gpio = 42,
.settings = {
[GPIOMUX_ACTIVE] = &wcnss_5gpio_active_cfg,
[GPIOMUX_SUSPENDED] = &wcnss_5gpio_suspend_cfg,
},
},
{
.gpio = 43,
.settings = {
[GPIOMUX_ACTIVE] = &wcnss_5gpio_active_cfg,
[GPIOMUX_SUSPENDED] = &wcnss_5gpio_suspend_cfg,
},
},
{
.gpio = 44,
.settings = {
[GPIOMUX_ACTIVE] = &wcnss_5gpio_active_cfg,
[GPIOMUX_SUSPENDED] = &wcnss_5gpio_suspend_cfg,
},
},
};
static struct gpiomux_setting gpio_suspend_config[] = {
{
.func = GPIOMUX_FUNC_GPIO, /* IN-NP */
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_NONE,
},
{
.func = GPIOMUX_FUNC_GPIO, /* O-LOW */
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_NONE,
.dir = GPIOMUX_OUT_LOW,
},
};
static struct gpiomux_setting cam_settings[] = {
{
.func = GPIOMUX_FUNC_1, /*active 1*/ /* 0 */
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_NONE,
},
{
.func = GPIOMUX_FUNC_1, /*suspend*/ /* 1 */
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
},
{
.func = GPIOMUX_FUNC_1, /*i2c suspend*/ /* 2 */
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_KEEPER,
},
{
.func = GPIOMUX_FUNC_GPIO, /*active 0*/ /* 3 */
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_NONE,
},
{
.func = GPIOMUX_FUNC_GPIO, /*suspend 0*/ /* 4 */
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
},
};
static struct msm_gpiomux_config msm_sensor_configs[] __initdata = {
{
.gpio = 26, /* CAM_MCLK0 */
.settings = {
[GPIOMUX_ACTIVE] = &cam_settings[0],
[GPIOMUX_SUSPENDED] = &cam_settings[1],
},
},
{
.gpio = 27, /* CAM_MCLK1 */
.settings = {
[GPIOMUX_ACTIVE] = &cam_settings[0],
[GPIOMUX_SUSPENDED] = &cam_settings[1],
},
},
{
.gpio = 29, /* CCI_I2C_SDA0 */
.settings = {
[GPIOMUX_ACTIVE] = &cam_settings[0],
[GPIOMUX_SUSPENDED] = &gpio_suspend_config[0],
},
},
{
.gpio = 30, /* CCI_I2C_SCL0 */
.settings = {
[GPIOMUX_ACTIVE] = &cam_settings[0],
[GPIOMUX_SUSPENDED] = &gpio_suspend_config[0],
},
},
{
.gpio = 36, /* CAM1_STANDBY_N */
.settings = {
[GPIOMUX_ACTIVE] = &cam_settings[3],
[GPIOMUX_SUSPENDED] = &cam_settings[4],
},
},
{
.gpio = 37, /* CAM1_RST_N */
.settings = {
[GPIOMUX_ACTIVE] = &cam_settings[3],
[GPIOMUX_SUSPENDED] = &cam_settings[4],
},
},
{
.gpio = 35, /* CAM2_STANDBY_N */
.settings = {
[GPIOMUX_ACTIVE] = &cam_settings[3],
[GPIOMUX_SUSPENDED] = &cam_settings[4],
},
},
{
.gpio = 28, /* CAM2_RST_N */
.settings = {
[GPIOMUX_ACTIVE] = &cam_settings[3],
[GPIOMUX_SUSPENDED] = &cam_settings[4],
},
},
};
static struct msm_gpiomux_config msm_sensor_configs_skuf_plus[] __initdata = {
{
.gpio = 22, /* CAM1_VDD */
.settings = {
[GPIOMUX_ACTIVE] = &cam_settings[3],
[GPIOMUX_SUSPENDED] = &cam_settings[4],
},
},
{
.gpio = 34, /* CAM1 VCM_PWDN */
.settings = {
[GPIOMUX_ACTIVE] = &cam_settings[3],
[GPIOMUX_SUSPENDED] = &cam_settings[4],
},
},
};
static struct gpiomux_setting auxpcm_act_cfg = {
.func = GPIOMUX_FUNC_1,
.drv = GPIOMUX_DRV_8MA,
.pull = GPIOMUX_PULL_NONE,
};
static struct gpiomux_setting auxpcm_sus_cfg = {
.func = GPIOMUX_FUNC_1,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct msm_gpiomux_config msm_auxpcm_configs[] __initdata = {
{
.gpio = 63,
.settings = {
[GPIOMUX_SUSPENDED] = &auxpcm_sus_cfg,
[GPIOMUX_ACTIVE] = &auxpcm_act_cfg,
},
},
{
.gpio = 64,
.settings = {
[GPIOMUX_SUSPENDED] = &auxpcm_sus_cfg,
[GPIOMUX_ACTIVE] = &auxpcm_act_cfg,
},
},
{
.gpio = 65,
.settings = {
[GPIOMUX_SUSPENDED] = &auxpcm_sus_cfg,
[GPIOMUX_ACTIVE] = &auxpcm_act_cfg,
},
},
{
.gpio = 66,
.settings = {
[GPIOMUX_SUSPENDED] = &auxpcm_sus_cfg,
[GPIOMUX_ACTIVE] = &auxpcm_act_cfg,
},
},
};
static struct gpiomux_setting usb_otg_sw_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.dir = GPIOMUX_OUT_LOW,
};
static struct msm_gpiomux_config usb_otg_sw_configs[] __initdata = {
{
.gpio = 67,
.settings = {
[GPIOMUX_SUSPENDED] = &usb_otg_sw_cfg,
},
},
};
#ifdef CONFIG_MMC_MSM_SDC3_SUPPORT
static struct gpiomux_setting sdc3_clk_actv_cfg = {
.func = GPIOMUX_FUNC_2,
.drv = GPIOMUX_DRV_8MA,
.pull = GPIOMUX_PULL_NONE,
};
static struct gpiomux_setting sdc3_cmd_data_0_3_actv_cfg = {
.func = GPIOMUX_FUNC_2,
.drv = GPIOMUX_DRV_8MA,
.pull = GPIOMUX_PULL_UP,
};
static struct gpiomux_setting sdc3_suspend_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_DOWN,
};
static struct gpiomux_setting sdc3_data_1_suspend_cfg = {
.func = GPIOMUX_FUNC_GPIO,
.drv = GPIOMUX_DRV_2MA,
.pull = GPIOMUX_PULL_UP,
};
static struct msm_gpiomux_config msm8226_sdc3_configs[] __initdata = {
{
/* DAT3 */
.gpio = 39,
.settings = {
[GPIOMUX_ACTIVE] = &sdc3_cmd_data_0_3_actv_cfg,
[GPIOMUX_SUSPENDED] = &sdc3_suspend_cfg,
},
},
{
/* DAT2 */
.gpio = 40,
.settings = {
[GPIOMUX_ACTIVE] = &sdc3_cmd_data_0_3_actv_cfg,
[GPIOMUX_SUSPENDED] = &sdc3_suspend_cfg,
},
},
{
/* DAT1 */
.gpio = 41,
.settings = {
[GPIOMUX_ACTIVE] = &sdc3_cmd_data_0_3_actv_cfg,
[GPIOMUX_SUSPENDED] = &sdc3_data_1_suspend_cfg,
},
},
{
/* DAT0 */
.gpio = 42,
.settings = {
[GPIOMUX_ACTIVE] = &sdc3_cmd_data_0_3_actv_cfg,
[GPIOMUX_SUSPENDED] = &sdc3_suspend_cfg,
},
},
{
/* CMD */
.gpio = 43,
.settings = {
[GPIOMUX_ACTIVE] = &sdc3_cmd_data_0_3_actv_cfg,
[GPIOMUX_SUSPENDED] = &sdc3_suspend_cfg,
},
},
{
/* CLK */
.gpio = 44,
.settings = {
[GPIOMUX_ACTIVE] = &sdc3_clk_actv_cfg,
[GPIOMUX_SUSPENDED] = &sdc3_suspend_cfg,
},
},
};
static void msm_gpiomux_sdc3_install(void)
{
msm_gpiomux_install(msm8226_sdc3_configs,
ARRAY_SIZE(msm8226_sdc3_configs));
}
#else
static void msm_gpiomux_sdc3_install(void) {}
#endif /* CONFIG_MMC_MSM_SDC3_SUPPORT */
void __init msm8226_init_gpiomux(void)
{
int rc;
rc = msm_gpiomux_init_dt();
if (rc) {
pr_err("%s failed %d\n", __func__, rc);
return;
}
#if defined(CONFIG_KS8851) || defined(CONFIG_KS8851_MODULE)
msm_gpiomux_install(msm_eth_configs, ARRAY_SIZE(msm_eth_configs));
#endif
msm_gpiomux_install(msm_keypad_configs,
ARRAY_SIZE(msm_keypad_configs));
if (of_board_is_skuf())
msm_gpiomux_install(msm_skuf_blsp_configs,
ARRAY_SIZE(msm_skuf_blsp_configs));
else {
msm_gpiomux_install(msm_blsp_configs,
ARRAY_SIZE(msm_blsp_configs));
if (machine_is_msm8226())
msm_gpiomux_install(msm_blsp_spi_cs_config,
ARRAY_SIZE(msm_blsp_spi_cs_config));
}
msm_gpiomux_install(wcnss_5wire_interface,
ARRAY_SIZE(wcnss_5wire_interface));
msm_gpiomux_install(&sd_card_det, 1);
if (of_board_is_skuf())
msm_gpiomux_install(msm_skuf_goodix_configs,
ARRAY_SIZE(msm_skuf_goodix_configs));
else
msm_gpiomux_install(msm_synaptics_configs,
ARRAY_SIZE(msm_synaptics_configs));
if (of_board_is_skuf())
msm_gpiomux_install(msm_skuf_nfc_configs,
ARRAY_SIZE(msm_skuf_nfc_configs));
msm_gpiomux_install_nowrite(msm_lcd_configs,
ARRAY_SIZE(msm_lcd_configs));
msm_gpiomux_install(msm_sensor_configs, ARRAY_SIZE(msm_sensor_configs));
if (of_board_is_skuf())
msm_gpiomux_install(msm_sensor_configs_skuf_plus,
ARRAY_SIZE(msm_sensor_configs_skuf_plus));
msm_gpiomux_install(msm_auxpcm_configs,
ARRAY_SIZE(msm_auxpcm_configs));
if (of_board_is_cdp() || of_board_is_mtp() || of_board_is_xpm())
msm_gpiomux_install(usb_otg_sw_configs,
ARRAY_SIZE(usb_otg_sw_configs));
msm_gpiomux_sdc3_install();
/*
* HSIC STROBE gpio is also used by the ethernet. Install HSIC
* gpio mux config only when HSIC is enabled. HSIC config will
* be disabled when ethernet config is enabled.
*/
#ifdef CONFIG_USB_EHCI_MSM_HSIC
if (machine_is_msm8926()) {
msm_hsic_configs[0].gpio = 119; /* STROBE */
msm_hsic_configs[1].gpio = 120; /* DATA */
}
msm_gpiomux_install(msm_hsic_configs, ARRAY_SIZE(msm_hsic_configs));
#endif
}
static void wcnss_switch_to_gpio(void)
{
/* Switch MUX to GPIO */
msm_gpiomux_install(wcnss_5gpio_interface,
ARRAY_SIZE(wcnss_5gpio_interface));
/* Ensure GPIO config */
gpio_direction_input(WLAN_DATA2);
gpio_direction_input(WLAN_DATA1);
gpio_direction_input(WLAN_DATA0);
gpio_direction_output(WLAN_SET, 0);
gpio_direction_output(WLAN_CLK, 0);
}
static void wcnss_switch_to_5wire(void)
{
msm_gpiomux_install(wcnss_5wire_interface,
ARRAY_SIZE(wcnss_5wire_interface));
}
u32 wcnss_rf_read_reg(u32 rf_reg_addr)
{
int count = 0;
u32 rf_cmd_and_addr = 0;
u32 rf_data_received = 0;
u32 rf_bit = 0;
wcnss_switch_to_gpio();
/* Reset the signal if it is already being used. */
gpio_set_value(WLAN_SET, 0);
gpio_set_value(WLAN_CLK, 0);
/* We start with cmd_set high WLAN_SET = 1. */
gpio_set_value(WLAN_SET, 1);
gpio_direction_output(WLAN_DATA0, 1);
gpio_direction_output(WLAN_DATA1, 1);
gpio_direction_output(WLAN_DATA2, 1);
gpio_set_value(WLAN_DATA0, 0);
gpio_set_value(WLAN_DATA1, 0);
gpio_set_value(WLAN_DATA2, 0);
/* Prepare command and RF register address that need to sent out.
* Make sure that we send only 14 bits from LSB.
*/
rf_cmd_and_addr = (((WLAN_RF_READ_REG_CMD) |
(rf_reg_addr << WLAN_RF_REG_ADDR_START_OFFSET)) &
WLAN_RF_READ_CMD_MASK);
for (count = 0; count < 5; count++) {
gpio_set_value(WLAN_CLK, 0);
rf_bit = (rf_cmd_and_addr & 0x1);
gpio_set_value(WLAN_DATA0, rf_bit ? 1 : 0);
rf_cmd_and_addr = (rf_cmd_and_addr >> 1);
rf_bit = (rf_cmd_and_addr & 0x1);
gpio_set_value(WLAN_DATA1, rf_bit ? 1 : 0);
rf_cmd_and_addr = (rf_cmd_and_addr >> 1);
rf_bit = (rf_cmd_and_addr & 0x1);
gpio_set_value(WLAN_DATA2, rf_bit ? 1 : 0);
rf_cmd_and_addr = (rf_cmd_and_addr >> 1);
/* Send the data out WLAN_CLK = 1 */
gpio_set_value(WLAN_CLK, 1);
}
/* Pull down the clock signal */
gpio_set_value(WLAN_CLK, 0);
/* Configure data pins to input IO pins */
gpio_direction_input(WLAN_DATA0);
gpio_direction_input(WLAN_DATA1);
gpio_direction_input(WLAN_DATA2);
for (count = 0; count < 2; count++) {
gpio_set_value(WLAN_CLK, 1);
gpio_set_value(WLAN_CLK, 0);
}
rf_bit = 0;
for (count = 0; count < 6; count++) {
gpio_set_value(WLAN_CLK, 1);
gpio_set_value(WLAN_CLK, 0);
rf_bit = gpio_get_value(WLAN_DATA0);
rf_data_received |= (rf_bit << (count * 3 + 0));
if (count != 5) {
rf_bit = gpio_get_value(WLAN_DATA1);
rf_data_received |= (rf_bit << (count * 3 + 1));
rf_bit = gpio_get_value(WLAN_DATA2);
rf_data_received |= (rf_bit << (count * 3 + 2));
}
}
gpio_set_value(WLAN_SET, 0);
wcnss_switch_to_5wire();
return rf_data_received;
}