4  * Copyright (c) 2013 Jean-Christophe Dubois
36     qtest_writeb(s->parent.qts, s->addr + I2DR_ADDR,  in imx_i2c_set_slave_addr()
59     qtest_writeb(i2c->qts, s->addr + I2CR_ADDR, data);  in imx_i2c_send()
60     status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_send()
65     status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_send()
69     /* ack the interrupt */  in imx_i2c_send()
70     qtest_writeb(i2c->qts, s->addr + I2SR_ADDR, 0);  in imx_i2c_send()
71     status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_send()
76         status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_send()
80         qtest_writeb(i2c->qts, s->addr + I2DR_ADDR, buf[size]);  in imx_i2c_send()
81         status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_send()
85         /* ack the interrupt */  in imx_i2c_send()
86         qtest_writeb(i2c->qts, s->addr + I2SR_ADDR, 0);  in imx_i2c_send()
87         status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_send()
95     qtest_writeb(i2c->qts, s->addr + I2CR_ADDR, data);  in imx_i2c_send()
96     status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_send()
119     qtest_writeb(i2c->qts, s->addr + I2CR_ADDR, data);  in imx_i2c_recv()
120     status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_recv()
125     status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_recv()
129     /* ack the interrupt */  in imx_i2c_recv()
130     qtest_writeb(i2c->qts, s->addr + I2SR_ADDR, 0);  in imx_i2c_recv()
131     status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_recv()
136     /* if only one byte don't ack */  in imx_i2c_recv()
140     qtest_writeb(i2c->qts, s->addr + I2CR_ADDR, data);  in imx_i2c_recv()
141     status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_recv()
145     qtest_readb(i2c->qts, s->addr + I2DR_ADDR);  in imx_i2c_recv()
146     status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_recv()
149     /* ack the interrupt */  in imx_i2c_recv()
150     qtest_writeb(i2c->qts, s->addr + I2SR_ADDR, 0);  in imx_i2c_recv()
151     status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_recv()
156         status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_recv()
159         if (size == (len - 1)) {  in imx_i2c_recv()
160             /* stop the read transaction */  in imx_i2c_recv()
163             /* ack the data read */  in imx_i2c_recv()
166         qtest_writeb(i2c->qts, s->addr + I2CR_ADDR, data);  in imx_i2c_recv()
169         buf[size] = qtest_readb(i2c->qts, s->addr + I2DR_ADDR);  in imx_i2c_recv()
171         if (size != (len - 1)) {  in imx_i2c_recv()
172             status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_recv()
175             /* ack the interrupt */  in imx_i2c_recv()
176             qtest_writeb(i2c->qts, s->addr + I2SR_ADDR, 0);  in imx_i2c_recv()
179         status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_recv()
185     status = qtest_readb(i2c->qts, s->addr + I2SR_ADDR);  in imx_i2c_recv()
192     if (!g_strcmp0(interface, "i2c-bus")) {  in imx_i2c_get_driver()
193         return &s->parent;  in imx_i2c_get_driver()
195     fprintf(stderr, "%s not present in imx-i2c\n", interface);  in imx_i2c_get_driver()
201     s->addr = addr;  in imx_i2c_init()
203     s->obj.get_driver = imx_i2c_get_driver;  in imx_i2c_init()
205     s->parent.send = imx_i2c_send;  in imx_i2c_init()
206     s->parent.recv = imx_i2c_recv;  in imx_i2c_init()
207     s->parent.qts = qts;  in imx_i2c_init()
213     qos_node_produces(TYPE_IMX_I2C, "i2c-bus");  in imx_i2c_register_nodes()