81 void i2c_reset(vaddr_t base)  in i2c_reset()
85 	io_setbits8((vaddr_t)&regs->ibcr, I2C_IBCR_MDIS);  in i2c_reset()
86 	io_setbits8((vaddr_t)&regs->ibsr, I2C_IBSR_IBAL | I2C_IBSR_IBIF);  in i2c_reset()
87 	io_clrbits8((vaddr_t)&regs->ibcr, I2C_IBCR_IBIE | I2C_IBCR_DMAEN);  in i2c_reset()
88 	io_clrbits8((vaddr_t)&regs->ibic, I2C_IBIC_BIIE);  in i2c_reset()
97 static uint8_t i2c_get_ibfd(vaddr_t base, uint16_t clock_divisor)  in i2c_get_ibfd()
104 	if (io_read8((vaddr_t)&regs->ibdbg) & I2C_IBDBG_GLFLT_EN) {  in i2c_get_ibfd()
126 	vaddr_t ctrl_base = 0;  in i2c_init()
160 	io_write8((vaddr_t)&regs->ibfd, ibfd);  in i2c_init()
178 		reg = io_read8((vaddr_t)&regs->ibsr);  in i2c_bus_test_bus_busy()
181 			io_write8((vaddr_t)&regs->ibsr, reg);  in i2c_bus_test_bus_busy()
211 		reg = io_read8((vaddr_t)&regs->ibsr);  in i2c_transfer_complete()
215 			io_write8((vaddr_t)&regs->ibsr, reg);  in i2c_transfer_complete()
248 	io_write8((vaddr_t)&regs->ibdr, (slave_address << 0x1) | BIT(0));  in i2c_read()
254 	io_clrbits8((vaddr_t)&regs->ibcr, I2C_IBCR_TXRX);  in i2c_read()
257 		io_clrbits8((vaddr_t)&regs->ibcr, I2C_IBCR_NOACK);  in i2c_read()
261 	io_read8((vaddr_t)&regs->ibdr);  in i2c_read()
269 			io_setbits8((vaddr_t)&regs->ibcr, I2C_IBCR_NOACK);  in i2c_read()
273 				io_setbits8((vaddr_t)&regs->ibcr,  in i2c_read()
277 				io_clrbits8((vaddr_t)&regs->ibcr,  in i2c_read()
285 		operation->buffer[n] = io_read8((vaddr_t)&regs->ibdr);  in i2c_read()
304 	io_write8((vaddr_t)&regs->ibdr,  in i2c_write()
312 		io_write8((vaddr_t)&regs->ibdr, operation->buffer[n]);  in i2c_write()
330 	reg = io_read8((vaddr_t)&regs->ibsr);  in i2c_stop()
333 		io_clrbits8((vaddr_t)&regs->ibcr,  in i2c_stop()
341 	io_setbits8((vaddr_t)&regs->ibcr, I2C_IBCR_MDIS);  in i2c_stop()
354 	io_setbits8((vaddr_t)&regs->ibsr, I2C_IBSR_IBAL | I2C_IBSR_IBIF);  in i2c_start()
355 	io_clrbits8((vaddr_t)&regs->ibcr, I2C_IBCR_MDIS);  in i2c_start()
361 	io_setbits8((vaddr_t)&regs->ibcr, I2C_IBCR_MSSL);  in i2c_start()
367 	io_setbits8((vaddr_t)&regs->ibcr, I2C_IBCR_TXRX | I2C_IBCR_NOACK);  in i2c_start()
372 TEE_Result i2c_bus_xfer(vaddr_t base, unsigned int slave_address,  in i2c_bus_xfer()
397 			io_setbits8((vaddr_t)&regs->ibcr, I2C_IBCR_RSTA);  in i2c_bus_xfer()