diff options
Diffstat (limited to 'src/soc/amd/stoneyridge/include')
| -rw-r--r-- | src/soc/amd/stoneyridge/include/soc/gpio.h | 26 | ||||
| -rw-r--r-- | src/soc/amd/stoneyridge/include/soc/i2c.h | 49 |
2 files changed, 49 insertions, 26 deletions
diff --git a/src/soc/amd/stoneyridge/include/soc/gpio.h b/src/soc/amd/stoneyridge/include/soc/gpio.h index fe8240fb11..26d0336d0a 100644 --- a/src/soc/amd/stoneyridge/include/soc/gpio.h +++ b/src/soc/amd/stoneyridge/include/soc/gpio.h @@ -36,21 +36,10 @@ struct soc_amd_event { uint8_t event; }; -struct soc_amd_i2c_save { - uint32_t control_value; - uint8_t mux_value; -}; - #define GPIO_MASTER_SWITCH 0xFC #define GPIO_MASK_STS_EN BIT(28) #define GPIO_INTERRUPT_EN BIT(30) -#define GPIO_I2C0_SCL BIT(0) -#define GPIO_I2C1_SCL BIT(1) -#define GPIO_I2C2_SCL BIT(2) -#define GPIO_I2C3_SCL BIT(3) -#define GPIO_I2C_MASK (BIT(0) | BIT(1) | BIT(2) | BIT(3)) - #define GPIO_TOTAL_PINS 149 #define GPIO_PIN_IN (1 << 0) /* for byte access */ #define GPIO_PIN_OUT (1 << 6) /* for byte access */ @@ -186,15 +175,6 @@ struct soc_amd_i2c_save { #define GPIO_147 147 #define GPIO_148 148 -#define I2C0_SCL_PIN GPIO_145 -#define I2C1_SCL_PIN GPIO_147 -#define I2C2_SCL_PIN GPIO_113 -#define I2C3_SCL_PIN GPIO_19 - -#define GPIO_I2C0_ADDRESS GPIO_BANK2_CONTROL(I2C0_SCL_PIN) -#define GPIO_I2C1_ADDRESS GPIO_BANK2_CONTROL(I2C1_SCL_PIN) -#define GPIO_I2C2_ADDRESS GPIO_BANK1_CONTROL(I2C2_SCL_PIN) -#define GPIO_I2C3_ADDRESS GPIO_BANK0_CONTROL(I2C3_SCL_PIN) #define GPIO_SCL_HIGH 0 #define GPIO_SCL_LOW GPIO_OUTPUT_ENABLE @@ -373,11 +353,6 @@ struct soc_amd_i2c_save { #define GPIO_148_IOMUX_I2C1_SDA 0 #define GPIO_148_IOMUX_GPIOxx 1 -#define I2C0_SCL_PIN_IOMUX_GPIOxx GPIO_145_IOMUX_GPIOxx -#define I2C1_SCL_PIN_IOMUX_GPIOxx GPIO_147_IOMUX_GPIOxx -#define I2C2_SCL_PIN_IOMUX_GPIOxx GPIO_113_IOMUX_GPIOxx -#define I2C3_SCL_PIN_IOMUX_GPIOxx GPIO_19_IOMUX_GPIOxx - enum { GEVENT_0, GEVENT_1, @@ -599,7 +574,6 @@ uintptr_t gpio_get_address(gpio_t gpio_num); * @return none */ void sb_program_gpios(const struct soc_amd_gpio *gpio_list_ptr, size_t size); -void sb_reset_i2c_slaves(void); /* Return the interrupt status and clear if set. */ int gpio_interrupt_status(gpio_t gpio); diff --git a/src/soc/amd/stoneyridge/include/soc/i2c.h b/src/soc/amd/stoneyridge/include/soc/i2c.h new file mode 100644 index 0000000000..62575d0fb8 --- /dev/null +++ b/src/soc/amd/stoneyridge/include/soc/i2c.h @@ -0,0 +1,49 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * 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. + */ + +#ifndef __STONEYRIDGE_I2C_H__ +#define __STONEYRIDGE_I2C_H__ + +#include <soc/gpio.h> + +struct soc_amd_i2c_save { + uint32_t control_value; + uint8_t mux_value; +}; + +#define GPIO_I2C0_SCL BIT(0) +#define GPIO_I2C1_SCL BIT(1) +#define GPIO_I2C2_SCL BIT(2) +#define GPIO_I2C3_SCL BIT(3) +#define GPIO_I2C_MASK (BIT(0) | BIT(1) | BIT(2) | BIT(3)) + +#define I2C0_SCL_PIN GPIO_145 +#define I2C1_SCL_PIN GPIO_147 +#define I2C2_SCL_PIN GPIO_113 +#define I2C3_SCL_PIN GPIO_19 + +#define GPIO_I2C0_ADDRESS GPIO_BANK2_CONTROL(I2C0_SCL_PIN) +#define GPIO_I2C1_ADDRESS GPIO_BANK2_CONTROL(I2C1_SCL_PIN) +#define GPIO_I2C2_ADDRESS GPIO_BANK1_CONTROL(I2C2_SCL_PIN) +#define GPIO_I2C3_ADDRESS GPIO_BANK0_CONTROL(I2C3_SCL_PIN) + +#define I2C0_SCL_PIN_IOMUX_GPIOxx GPIO_145_IOMUX_GPIOxx +#define I2C1_SCL_PIN_IOMUX_GPIOxx GPIO_147_IOMUX_GPIOxx +#define I2C2_SCL_PIN_IOMUX_GPIOxx GPIO_113_IOMUX_GPIOxx +#define I2C3_SCL_PIN_IOMUX_GPIOxx GPIO_19_IOMUX_GPIOxx + +void sb_reset_i2c_slaves(void); + +#endif /* __STONEYRIDGE_I2C_H__ */ |