diff options
Diffstat (limited to 'zephyr/shim/chip/it8xxx2/pinmux.c')
| -rw-r--r-- | zephyr/shim/chip/it8xxx2/pinmux.c | 33 |
1 files changed, 23 insertions, 10 deletions
diff --git a/zephyr/shim/chip/it8xxx2/pinmux.c b/zephyr/shim/chip/it8xxx2/pinmux.c index fd8dc7fc8e..3e00f7ce5a 100644 --- a/zephyr/shim/chip/it8xxx2/pinmux.c +++ b/zephyr/shim/chip/it8xxx2/pinmux.c @@ -8,6 +8,15 @@ #include <dt-bindings/pinctrl/it8xxx2-pinctrl.h> #include <soc.h> +#define SCL 0 +#define SDA 1 +#define IT8XXX2_I2C_DEV_PINMUX(node, signal) DEVICE_DT_GET(DT_PHANDLE( \ + DT_PINCTRL_BY_IDX(DT_NODELABEL(node), 0, signal), pinctrls)) +#define IT8XXX2_I2C_DEV_PIN(node, signal) DT_PHA( \ + DT_PINCTRL_BY_IDX(DT_NODELABEL(node), 0, signal), pinctrls, pin) +#define IT8XXX2_I2C_DEV_ALT_FUNC(node, signal) DT_PHA( \ + DT_PINCTRL_BY_IDX(DT_NODELABEL(node), 0, signal), pinctrls, alt_func) + static int it8xxx2_pinmux_init(const struct device *dev) { ARG_UNUSED(dev); @@ -70,17 +79,21 @@ static int it8xxx2_pinmux_init_latr(const struct device *dev) 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)); +#if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c3), okay)
+ /* Pinmux control group */ + const struct device *clk_pinctrls = IT8XXX2_I2C_DEV_PINMUX(i2c3, SCL); + const struct device *dat_pinctrls = IT8XXX2_I2C_DEV_PINMUX(i2c3, SDA); + /* GPIO pin */ + uint8_t clk_pin = IT8XXX2_I2C_DEV_PIN(i2c3, SCL); + uint8_t dat_pin = IT8XXX2_I2C_DEV_PIN(i2c3, SDA); + /* Alternate function */ + uint8_t clk_alt = IT8XXX2_I2C_DEV_ALT_FUNC(i2c3, SCL); + uint8_t dat_alt = IT8XXX2_I2C_DEV_ALT_FUNC(i2c3, SDA); - /* I2C3 CLK */ - pinmux_pin_set(porth, 1, IT8XXX2_PINMUX_FUNC_3); - /* I2C3 DAT */ - pinmux_pin_set(porth, 2, IT8XXX2_PINMUX_FUNC_3); - } + /* I2C3 CLK */ + pinmux_pin_set(clk_pinctrls, clk_pin, clk_alt); + /* I2C3 DAT */ + pinmux_pin_set(dat_pinctrls, dat_pin, dat_alt); #endif #if DT_NODE_HAS_STATUS(DT_NODELABEL(i2c4), okay) && \ DT_NODE_HAS_STATUS(DT_NODELABEL(pinmuxe), okay) |