chip.h

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#ifndef EC_KONTRON_KEMPLD_CHIP_H
#define EC_KONTRON_KEMPLD_CHIP_H
 
#define KEMPLD_NUM_UARTS        2
#define KEMPLD_NUM_GPIOS        16
 
enum kempld_gpio_mode {
        KEMPLD_GPIO_DEFAULT = 0,
        KEMPLD_GPIO_INPUT,
        KEMPLD_GPIO_OUTPUT_LOW,
        KEMPLD_GPIO_OUTPUT_HIGH,
};
 
enum kempld_uart_io {
        KEMPLD_UART_3F8 = 0,
        KEMPLD_UART_2F8 = 1,
        KEMPLD_UART_3E8 = 2,
        KEMPLD_UART_2E8 = 3,
};
 
enum kempld_i2c_frequency {
        KEMPLD_I2C_FREQ_STANDARD_MODE_100KHZ    = 100,
        KEMPLD_I2C_FREQ_FAST_MODE_400KHZ        = 400,
        KEMPLD_I2C_FREQ_FAST_PLUS_MODE_1MHZ     = 1000,
        KEMPLD_I2C_FREQ_MAX                     = 2700,
};
 
struct kempld_uart {
        enum kempld_uart_io io;
        unsigned int irq;
};
 
struct ec_kontron_kempld_config {
        struct kempld_uart uart[KEMPLD_NUM_UARTS];
        enum kempld_gpio_mode gpio[KEMPLD_NUM_GPIOS];
        unsigned short i2c_frequency;
};
 
#endif /* EC_KONTRON_KEMPLD_CHIP_H */