diff options
Diffstat (limited to 'chip/mec1322/registers.h')
| -rw-r--r-- | chip/mec1322/registers.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/chip/mec1322/registers.h b/chip/mec1322/registers.h index e1827fbc61..3f9c350c5c 100644 --- a/chip/mec1322/registers.h +++ b/chip/mec1322/registers.h @@ -207,6 +207,39 @@ static inline uintptr_t gpio_port_base(int port_id) #define MEC1322_FAN_STATUS REG8(MEC1322_FAN_BASE + 0x11) +/* I2C */ +#define MEC1322_I2C0_BASE 0x40001800 +#define MEC1322_I2C1_BASE 0x4000ac00 +#define MEC1322_I2C2_BASE 0x4000b000 +#define MEC1322_I2C3_BASE 0x4000b400 +#define MEC1322_I2C_BASESEP 0x00000400 +#define MEC1322_I2C_ADDR(port, offset) \ + (offset + (port == 0 ? MEC1322_I2C0_BASE : \ + MEC1322_I2C1_BASE + MEC1322_I2C_BASESEP * (port - 1))) + +#define MEC1322_I2C_CTRL(port) REG8(MEC1322_I2C_ADDR(port, 0x0)) +#define MEC1322_I2C_STATUS(port) REG8(MEC1322_I2C_ADDR(port, 0x0)) +#define MEC1322_I2C_OWN_ADDR(port) REG16(MEC1322_I2C_ADDR(port, 0x4)) +#define MEC1322_I2C_DATA(port) REG8(MEC1322_I2C_ADDR(port, 0x8)) +#define MEC1322_I2C_MASTER_CMD(port) REG32(MEC1322_I2C_ADDR(port, 0xc)) +#define MEC1322_I2C_SLAVE_CMD(port) REG32(MEC1322_I2C_ADDR(port, 0x10)) +#define MEC1322_I2C_PEC(port) REG8(MEC1322_I2C_ADDR(port, 0x14)) +#define MEC1322_I2C_DATA_TIM_2(port) REG8(MEC1322_I2C_ADDR(port, 0x18)) +#define MEC1322_I2C_COMPLETE(port) REG32(MEC1322_I2C_ADDR(port, 0x20)) +#define MEC1322_I2C_IDLE_SCALE(port) REG32(MEC1322_I2C_ADDR(port, 0x24)) +#define MEC1322_I2C_CONFIG(port) REG32(MEC1322_I2C_ADDR(port, 0x28)) +#define MEC1322_I2C_BUS_CLK(port) REG16(MEC1322_I2C_ADDR(port, 0x2c)) +#define MEC1322_I2C_BLK_ID(port) REG8(MEC1322_I2C_ADDR(port, 0x30)) +#define MEC1322_I2C_REV(port) REG8(MEC1322_I2C_ADDR(port, 0x34)) +#define MEC1322_I2C_BB_CTRL(port) REG8(MEC1322_I2C_ADDR(port, 0x38)) +#define MEC1322_I2C_DATA_TIM(port) REG32(MEC1322_I2C_ADDR(port, 0x40)) +#define MEC1322_I2C_TOUT_SCALE(port) REG32(MEC1322_I2C_ADDR(port, 0x44)) +#define MEC1322_I2C_SLAVE_TX_BUF(port) REG8(MEC1322_I2C_ADDR(port, 0x48)) +#define MEC1322_I2C_SLAVE_RX_BUF(port) REG8(MEC1322_I2C_ADDR(port, 0x4c)) +#define MEC1322_I2C_MASTER_TX_BUF(port) REG8(MEC1322_I2C_ADDR(port, 0x50)) +#define MEC1322_I2C_MASTER_RX_BUF(port) REG8(MEC1322_I2C_ADDR(port, 0x54)) + + /* IRQ Numbers */ #define MEC1322_IRQ_I2C_0 0 #define MEC1322_IRQ_I2C_1 1 |