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/* Copyright 2021 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include <init.h>
#include <drivers/pinmux.h>
#include <dt-bindings/pinctrl/it8xxx2-pinctrl.h>
#include <soc.h>
static int it8xxx2_pinmux_init(const struct device *dev)
{
ARG_UNUSED(dev);
#if DT_NODE_HAS_STATUS(DT_NODELABEL(pinmuxb), okay) && \
DT_NODE_HAS_STATUS(DT_NODELABEL(uart1), okay)
const struct device *portb = DEVICE_DT_GET(DT_NODELABEL(pinmuxb));
/* SIN0 */
pinmux_pin_set(portb, 0, IT8XXX2_PINMUX_FUNC_3);
/* SOUT0 */
pinmux_pin_set(portb, 1, IT8XXX2_PINMUX_FUNC_3);
#endif
return 0;
}
SYS_INIT(it8xxx2_pinmux_init, PRE_KERNEL_1, CONFIG_PINMUX_INIT_PRIORITY);
/*
* Init priority is behind CONFIG_PLATFORM_EC_GPIO_INIT_PRIORITY to overwrite
* GPIO_INPUT setting of i2c ports.
*/
static int it8xxx2_pinmux_init_latr(const struct device *dev)
{
ARG_UNUSED(dev);
#if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c0), okay) && \
DT_NODE_HAS_STATUS(DT_NODELABEL(pinmuxb), okay)
{
const struct device *portb =
DEVICE_DT_GET(DT_NODELABEL(pinmuxb));
/* I2C0 CLK */
pinmux_pin_set(portb, 3, IT8XXX2_PINMUX_FUNC_1);
/* I2C0 DAT */
pinmux_pin_set(portb, 4, IT8XXX2_PINMUX_FUNC_1);
}
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c1), okay) && \
DT_NODE_HAS_STATUS(DT_NODELABEL(pinmuxc), okay)
{
const struct device *portc =
DEVICE_DT_GET(DT_NODELABEL(pinmuxc));
/* I2C1 CLK */
pinmux_pin_set(portc, 1, IT8XXX2_PINMUX_FUNC_1);
/* I2C1 DAT */
pinmux_pin_set(portc, 2, IT8XXX2_PINMUX_FUNC_1);
}
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c2), okay) && \
DT_NODE_HAS_STATUS(DT_NODELABEL(pinmuxf), okay)
{
const struct device *portf =
DEVICE_DT_GET(DT_NODELABEL(pinmuxf));
/* I2C2 CLK */
pinmux_pin_set(portf, 6, IT8XXX2_PINMUX_FUNC_1);
/* I2C2 DAT */
pinmux_pin_set(portf, 7, IT8XXX2_PINMUX_FUNC_1);
}
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c3), okay) && \
DT_NODE_HAS_STATUS(DT_NODELABEL(pinmuxh), okay)
{
const struct device *porth =
DEVICE_DT_GET(DT_NODELABEL(pinmuxh));
/* I2C3 CLK */
pinmux_pin_set(porth, 1, IT8XXX2_PINMUX_FUNC_3);
/* I2C3 DAT */
pinmux_pin_set(porth, 2, IT8XXX2_PINMUX_FUNC_3);
}
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c4), okay) && \
DT_NODE_HAS_STATUS(DT_NODELABEL(pinmuxe), okay)
{
const struct device *porte =
DEVICE_DT_GET(DT_NODELABEL(pinmuxe));
/* I2C4 CLK */
pinmux_pin_set(porte, 0, IT8XXX2_PINMUX_FUNC_3);
/* I2C4 DAT */
pinmux_pin_set(porte, 7, IT8XXX2_PINMUX_FUNC_3);
}
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c5), okay) && \
DT_NODE_HAS_STATUS(DT_NODELABEL(pinmuxa), okay)
{
const struct device *porta =
DEVICE_DT_GET(DT_NODELABEL(pinmuxa));
/* I2C5 CLK */
pinmux_pin_set(porta, 4, IT8XXX2_PINMUX_FUNC_3);
/* I2C5 DAT */
pinmux_pin_set(porta, 5, IT8XXX2_PINMUX_FUNC_3);
}
#endif
return 0;
}
SYS_INIT(it8xxx2_pinmux_init_latr, POST_KERNEL, 52);
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