Lines Matching refs:tsi
28 static void da9052_ts_adc_toggle(struct da9052_tsi *tsi, bool on)
30 da9052_reg_update(tsi->da9052, DA9052_TSI_CONT_A_REG, 1 << 0, on);
31 tsi->adc_on = on;
36 struct da9052_tsi *tsi = data;
38 if (!tsi->stopped) {
40 da9052_disable_irq_nosync(tsi->da9052, DA9052_IRQ_PENDOWN);
41 da9052_enable_irq(tsi->da9052, DA9052_IRQ_TSIREADY);
43 da9052_ts_adc_toggle(tsi, true);
45 schedule_delayed_work(&tsi->ts_pen_work, HZ / 50);
51 static void da9052_ts_read(struct da9052_tsi *tsi)
53 struct input_dev *input = tsi->dev;
58 ret = da9052_reg_read(tsi->da9052, DA9052_TSI_X_MSB_REG);
64 ret = da9052_reg_read(tsi->da9052, DA9052_TSI_Y_MSB_REG);
70 ret = da9052_reg_read(tsi->da9052, DA9052_TSI_Z_MSB_REG);
76 ret = da9052_reg_read(tsi->da9052, DA9052_TSI_LSB_REG);
95 struct da9052_tsi *tsi = data;
97 da9052_ts_read(tsi);
104 struct da9052_tsi *tsi = container_of(work, struct da9052_tsi,
106 if (!tsi->stopped) {
107 int ret = da9052_reg_read(tsi->da9052, DA9052_TSI_LSB_REG);
110 schedule_delayed_work(&tsi->ts_pen_work, HZ / 50);
112 struct input_dev *input = tsi->dev;
115 da9052_ts_adc_toggle(tsi, false);
126 ret = da9052_reg_update(tsi->da9052,
132 da9052_disable_irq(tsi->da9052, DA9052_IRQ_TSIREADY);
133 da9052_enable_irq(tsi->da9052, DA9052_IRQ_PENDOWN);
157 static int da9052_configure_tsi(struct da9052_tsi *tsi)
161 error = da9052_ts_configure_gpio(tsi->da9052);
166 error = da9052_reg_update(tsi->da9052, DA9052_ADC_CONT_REG,
172 error = da9052_reg_update(tsi->da9052, DA9052_TSI_CONT_A_REG, 0xFC, 0xC0);
177 error = da9052_reg_write(tsi->da9052, DA9052_LDO9_REG, 0x59);
186 struct da9052_tsi *tsi = input_get_drvdata(input_dev);
188 tsi->stopped = false;
192 da9052_enable_irq(tsi->da9052, DA9052_IRQ_PENDOWN);
195 return da9052_reg_update(tsi->da9052, DA9052_TSI_CONT_A_REG,
201 struct da9052_tsi *tsi = input_get_drvdata(input_dev);
203 tsi->stopped = true;
205 da9052_disable_irq(tsi->da9052, DA9052_IRQ_PENDOWN);
206 cancel_delayed_work_sync(&tsi->ts_pen_work);
208 if (tsi->adc_on) {
209 da9052_disable_irq(tsi->da9052, DA9052_IRQ_TSIREADY);
210 da9052_ts_adc_toggle(tsi, false);
217 da9052_enable_irq(tsi->da9052, DA9052_IRQ_PENDOWN);
221 da9052_reg_update(tsi->da9052, DA9052_TSI_CONT_A_REG, 1 << 1, 0);
227 struct da9052_tsi *tsi;
235 tsi = kzalloc(sizeof(struct da9052_tsi), GFP_KERNEL);
237 if (!tsi || !input_dev) {
242 tsi->da9052 = da9052;
243 tsi->dev = input_dev;
244 tsi->stopped = true;
245 INIT_DELAYED_WORK(&tsi->ts_pen_work, da9052_ts_pen_work);
263 input_set_drvdata(input_dev, tsi);
266 da9052_reg_update(tsi->da9052, DA9052_TSI_CONT_A_REG, 1 << 1, 0);
269 da9052_ts_adc_toggle(tsi, false);
271 error = da9052_request_irq(tsi->da9052, DA9052_IRQ_PENDOWN,
272 "pendown-irq", da9052_ts_pendwn_irq, tsi);
274 dev_err(tsi->da9052->dev,
279 error = da9052_request_irq(tsi->da9052, DA9052_IRQ_TSIREADY,
280 "tsiready-irq", da9052_ts_datardy_irq, tsi);
282 dev_err(tsi->da9052->dev,
288 da9052_disable_irq(tsi->da9052, DA9052_IRQ_PENDOWN);
289 da9052_disable_irq(tsi->da9052, DA9052_IRQ_TSIREADY);
291 error = da9052_configure_tsi(tsi);
295 error = input_register_device(tsi->dev);
299 platform_set_drvdata(pdev, tsi);
304 da9052_free_irq(tsi->da9052, DA9052_IRQ_TSIREADY, tsi);
306 da9052_free_irq(tsi->da9052, DA9052_IRQ_PENDOWN, tsi);
308 kfree(tsi);
316 struct da9052_tsi *tsi = platform_get_drvdata(pdev);
318 da9052_reg_write(tsi->da9052, DA9052_LDO9_REG, 0x19);
320 da9052_free_irq(tsi->da9052, DA9052_IRQ_TSIREADY, tsi);
321 da9052_free_irq(tsi->da9052, DA9052_IRQ_PENDOWN, tsi);
323 input_unregister_device(tsi->dev);
324 kfree(tsi);
333 .name = "da9052-tsi",
342 MODULE_ALIAS("platform:da9052-tsi");