Lines Matching refs:i2c
30 #include <linux/i2c-algo-bit.h>
31 #include <linux/i2c.h>
63 struct mga_i2c_chan *i2c = data;
64 struct mga_device *mdev = to_mga_device(i2c->dev);
65 mga_i2c_set(mdev, i2c->data, state);
70 struct mga_i2c_chan *i2c = data;
71 struct mga_device *mdev = to_mga_device(i2c->dev);
72 mga_i2c_set(mdev, i2c->clock, state);
77 struct mga_i2c_chan *i2c = data;
78 struct mga_device *mdev = to_mga_device(i2c->dev);
79 return (mga_i2c_read_gpio(mdev) & i2c->data) ? 1 : 0;
84 struct mga_i2c_chan *i2c = data;
85 struct mga_device *mdev = to_mga_device(i2c->dev);
86 return (mga_i2c_read_gpio(mdev) & i2c->clock) ? 1 : 0;
91 struct mga_i2c_chan *i2c = res;
93 i2c_del_adapter(&i2c->adapter);
96 int mgag200_i2c_init(struct mga_device *mdev, struct mga_i2c_chan *i2c)
106 i2c->data = BIT(info->i2c.data_bit);
107 i2c->clock = BIT(info->i2c.clock_bit);
108 i2c->adapter.owner = THIS_MODULE;
109 i2c->adapter.dev.parent = dev->dev;
110 i2c->dev = dev;
111 i2c_set_adapdata(&i2c->adapter, i2c);
112 snprintf(i2c->adapter.name, sizeof(i2c->adapter.name), "mga i2c");
114 i2c->adapter.algo_data = &i2c->bit;
116 i2c->bit.udelay = 10;
117 i2c->bit.timeout = 2;
118 i2c->bit.data = i2c;
119 i2c->bit.setsda = mga_gpio_setsda;
120 i2c->bit.setscl = mga_gpio_setscl;
121 i2c->bit.getsda = mga_gpio_getsda;
122 i2c->bit.getscl = mga_gpio_getscl;
124 ret = i2c_bit_add_bus(&i2c->adapter);
128 return devm_add_action_or_reset(dev->dev, mgag200_i2c_release, i2c);