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ITE: drivers/kscan: Use pinctrl instead of pinmux driver

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Use pinctrl instead of pinmux driver.

Signed-off-by: Tim Lin <tim2.lin@ite.corp-partner.google.com>
This commit is contained in:
Tim Lin 2022-03-26 15:04:24 +08:00 • committed by Carles Cufí
commit bd8afe7ef0
6 changed files with 53 additions and 48 deletions
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51
drivers/kscan/kscan_ite_it8xxx2.c
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@ -9,7 +9,7 @@
#include <drivers/gpio.h>
#include <drivers/interrupt_controller/wuc_ite_it8xxx2.h>
#include <drivers/kscan.h>
#include <drivers/pinmux.h>
#include <drivers/pinctrl.h>
#include <dt-bindings/interrupt-controller/it8xxx2-wuc.h>
#include <errno.h>
#include <kernel.h>
@ -48,15 +48,6 @@ struct kscan_wuc_map_cfg {
uint8_t mask;
};
struct kscan_alt_cfg {
/* Pinmux control device structure */
const struct device *pinctrls;
/* GPIO pin */
uint8_t pin;
/* Alternate function */
uint8_t alt_fun;
};
struct kscan_it8xxx2_config {
/* Keyboard scan controller base address */
struct kscan_it8xxx2_regs *base;
@ -64,10 +55,12 @@ struct kscan_it8xxx2_config {
int irq;
/* KSI[7:0] wake-up input source configuration list */
const struct kscan_wuc_map_cfg *wuc_map_list;
/* GPIO control device structure */
const struct device *gpio_dev;
/* Keyboard scan alternate configuration list */
const struct kscan_alt_cfg *alt_list;
/* Keyboard scan alternate configuration */
const struct pinctrl_dev_config *pcfg;
/* KSO16 GPIO cells */
struct gpio_dt_spec kso16_gpios;
/* KSO17 GPIO cells */
struct gpio_dt_spec kso17_gpios;
};
/* Device data */
@ -440,6 +433,8 @@ static int kscan_it8xxx2_init(const struct device *dev)
inst->KBS_KSOCTRL = (IT8XXX2_KBS_KSOOD | IT8XXX2_KBS_KSOPU);
#if (CONFIG_KSCAN_ITE_IT8XXX2_COLUMN_SIZE > 16)
int status;
/*
* For KSO[16] and KSO[17]:
* 1.GPOTRC:
@ -451,18 +446,14 @@ static int kscan_it8xxx2_init(const struct device *dev)
* NOTE: Set input temporarily for gpio_pin_configure(), after that
* pinmux_pin_set() set to alternate function immediately.
*/
gpio_pin_configure(config->gpio_dev,
config->alt_list[KSO16].pin,
(GPIO_OPEN_DRAIN | GPIO_INPUT | GPIO_PULL_UP));
gpio_pin_configure(config->gpio_dev,
config->alt_list[KSO17].pin,
(GPIO_OPEN_DRAIN | GPIO_INPUT | GPIO_PULL_UP));
pinmux_pin_set(config->alt_list[KSO16].pinctrls,
config->alt_list[KSO16].pin,
config->alt_list[KSO16].alt_fun);
pinmux_pin_set(config->alt_list[KSO17].pinctrls,
config->alt_list[KSO17].pin,
config->alt_list[KSO17].alt_fun);
gpio_pin_configure_dt(&config->kso16_gpios, GPIO_INPUT);
gpio_pin_configure_dt(&config->kso17_gpios, GPIO_INPUT);
status = pinctrl_apply_state(config->pcfg, PINCTRL_STATE_DEFAULT);
if (status < 0) {
LOG_ERR("Failed to configure kscan pins");
return status;
}
#endif
/* Bit[2] = 1: Enable the internal pull-up of KSI[7:0] pins */
@ -578,15 +569,15 @@ static const struct kscan_driver_api kscan_it8xxx2_driver_api = {
static const struct kscan_wuc_map_cfg kscan_wuc_0[IT8XXX2_DT_INST_WUCCTRL_LEN(0)] =
IT8XXX2_DT_WUC_ITEMS_LIST(0);
static const struct kscan_alt_cfg kscan_alt_0[DT_INST_NUM_PINCTRLS_BY_IDX(0, 0)] =
IT8XXX2_DT_ALT_ITEMS_LIST(0);
PINCTRL_DT_INST_DEFINE(0);
static const struct kscan_it8xxx2_config kscan_it8xxx2_cfg_0 = {
.base = (struct kscan_it8xxx2_regs *)DT_INST_REG_ADDR_BY_IDX(0, 0),
.irq = DT_INST_IRQN(0),
.wuc_map_list = kscan_wuc_0,
.gpio_dev = DEVICE_DT_GET(DT_INST_PHANDLE_BY_IDX(0, gpio_dev, 0)),
.alt_list = kscan_alt_0,
.pcfg = PINCTRL_DT_INST_DEV_CONFIG_GET(0),
.kso16_gpios = GPIO_DT_SPEC_INST_GET(0, kso16_gpios),
.kso17_gpios = GPIO_DT_SPEC_INST_GET(0, kso17_gpios),
};
static struct kscan_it8xxx2_data kscan_it8xxx2_kbd_data;