Lines Matching refs:keypad_data
90 static int kbd_readl(struct omap4_keypad *keypad_data, u32 offset) in kbd_readl() argument
92 return __raw_readl(keypad_data->base + in kbd_readl()
93 keypad_data->reg_offset + offset); in kbd_readl()
96 static void kbd_writel(struct omap4_keypad *keypad_data, u32 offset, u32 value) in kbd_writel() argument
99 keypad_data->base + keypad_data->reg_offset + offset); in kbd_writel()
102 static int kbd_read_irqreg(struct omap4_keypad *keypad_data, u32 offset) in kbd_read_irqreg() argument
104 return __raw_readl(keypad_data->base + in kbd_read_irqreg()
105 keypad_data->irqreg_offset + offset); in kbd_read_irqreg()
108 static void kbd_write_irqreg(struct omap4_keypad *keypad_data, in kbd_write_irqreg() argument
112 keypad_data->base + keypad_data->irqreg_offset + offset); in kbd_write_irqreg()
115 static int omap4_keypad_report_keys(struct omap4_keypad *keypad_data, in omap4_keypad_report_keys() argument
118 struct input_dev *input_dev = keypad_data->input; in omap4_keypad_report_keys()
126 for_each_set_bit(bit, mask, keypad_data->rows * BITS_PER_BYTE) { in omap4_keypad_report_keys()
129 code = MATRIX_SCAN_CODE(row, col, keypad_data->row_shift); in omap4_keypad_report_keys()
132 input_report_key(input_dev, keypad_data->keymap[code], down); in omap4_keypad_report_keys()
143 static void omap4_keypad_scan_keys(struct omap4_keypad *keypad_data, u64 keys) in omap4_keypad_scan_keys() argument
147 guard(mutex)(&keypad_data->lock); in omap4_keypad_scan_keys()
149 changed = keys ^ keypad_data->keys; in omap4_keypad_scan_keys()
155 omap4_keypad_report_keys(keypad_data, changed & ~keys, false); in omap4_keypad_scan_keys()
158 omap4_keypad_report_keys(keypad_data, changed & keys, true); in omap4_keypad_scan_keys()
160 keypad_data->keys = keys; in omap4_keypad_scan_keys()
166 struct omap4_keypad *keypad_data = dev_id; in omap4_keypad_irq_handler() local
168 if (kbd_read_irqreg(keypad_data, OMAP4_KBD_IRQSTATUS)) in omap4_keypad_irq_handler()
176 struct omap4_keypad *keypad_data = dev_id; in omap4_keypad_irq_thread_fn() local
177 struct device *dev = keypad_data->input->dev.parent; in omap4_keypad_irq_thread_fn()
186 low = kbd_readl(keypad_data, OMAP4_KBD_FULLCODE31_0); in omap4_keypad_irq_thread_fn()
187 high = kbd_readl(keypad_data, OMAP4_KBD_FULLCODE63_32); in omap4_keypad_irq_thread_fn()
190 omap4_keypad_scan_keys(keypad_data, keys); in omap4_keypad_irq_thread_fn()
193 kbd_write_irqreg(keypad_data, OMAP4_KBD_IRQSTATUS, in omap4_keypad_irq_thread_fn()
194 kbd_read_irqreg(keypad_data, OMAP4_KBD_IRQSTATUS)); in omap4_keypad_irq_thread_fn()
204 struct omap4_keypad *keypad_data = input_get_drvdata(input); in omap4_keypad_open() local
212 error = clk_prepare_enable(keypad_data->fck); in omap4_keypad_open()
216 disable_irq(keypad_data->irq); in omap4_keypad_open()
218 kbd_writel(keypad_data, OMAP4_KBD_CTRL, in omap4_keypad_open()
221 kbd_writel(keypad_data, OMAP4_KBD_DEBOUNCINGTIME, in omap4_keypad_open()
224 kbd_write_irqreg(keypad_data, OMAP4_KBD_IRQSTATUS, in omap4_keypad_open()
225 kbd_read_irqreg(keypad_data, OMAP4_KBD_IRQSTATUS)); in omap4_keypad_open()
226 kbd_write_irqreg(keypad_data, OMAP4_KBD_IRQENABLE, in omap4_keypad_open()
228 kbd_writel(keypad_data, OMAP4_KBD_WAKEUPENABLE, in omap4_keypad_open()
231 enable_irq(keypad_data->irq); in omap4_keypad_open()
240 static void omap4_keypad_stop(struct omap4_keypad *keypad_data) in omap4_keypad_stop() argument
243 kbd_write_irqreg(keypad_data, OMAP4_KBD_IRQENABLE, in omap4_keypad_stop()
245 kbd_writel(keypad_data, OMAP4_KBD_WAKEUPENABLE, 0); in omap4_keypad_stop()
248 kbd_write_irqreg(keypad_data, OMAP4_KBD_IRQSTATUS, in omap4_keypad_stop()
249 kbd_read_irqreg(keypad_data, OMAP4_KBD_IRQSTATUS)); in omap4_keypad_stop()
254 struct omap4_keypad *keypad_data = input_get_drvdata(input); in omap4_keypad_close() local
263 disable_irq(keypad_data->irq); in omap4_keypad_close()
264 omap4_keypad_stop(keypad_data); in omap4_keypad_close()
265 enable_irq(keypad_data->irq); in omap4_keypad_close()
266 clk_disable_unprepare(keypad_data->fck); in omap4_keypad_close()
273 struct omap4_keypad *keypad_data) in omap4_keypad_parse_dt() argument
278 err = matrix_keypad_parse_properties(dev, &keypad_data->rows, in omap4_keypad_parse_dt()
279 &keypad_data->cols); in omap4_keypad_parse_dt()
283 keypad_data->no_autorepeat = of_property_read_bool(np, "linux,input-no-autorepeat"); in omap4_keypad_parse_dt()
289 struct omap4_keypad *keypad_data) in omap4_keypad_check_revision() argument
293 rev = __raw_readl(keypad_data->base + OMAP4_KBD_REVISION); in omap4_keypad_check_revision()
298 keypad_data->reg_offset = 0x00; in omap4_keypad_check_revision()
299 keypad_data->irqreg_offset = 0x00; in omap4_keypad_check_revision()
302 keypad_data->reg_offset = 0x10; in omap4_keypad_check_revision()
303 keypad_data->irqreg_offset = 0x0c; in omap4_keypad_check_revision()
321 struct omap4_keypad *keypad_data = platform_get_drvdata(pdev); in omap4_keypad_runtime_suspend() local
324 active = kbd_readl(keypad_data, OMAP4_KBD_STATEMACHINE); in omap4_keypad_runtime_suspend()
330 omap4_keypad_scan_keys(keypad_data, 0); in omap4_keypad_runtime_suspend()
348 struct omap4_keypad *keypad_data; in omap4_keypad_probe() local
358 keypad_data = devm_kzalloc(dev, sizeof(*keypad_data), GFP_KERNEL); in omap4_keypad_probe()
359 if (!keypad_data) { in omap4_keypad_probe()
364 keypad_data->irq = irq; in omap4_keypad_probe()
365 keypad_data->fck = devm_clk_get(&pdev->dev, "fck"); in omap4_keypad_probe()
366 if (IS_ERR(keypad_data->fck)) in omap4_keypad_probe()
367 return dev_err_probe(&pdev->dev, PTR_ERR(keypad_data->fck), in omap4_keypad_probe()
370 mutex_init(&keypad_data->lock); in omap4_keypad_probe()
371 platform_set_drvdata(pdev, keypad_data); in omap4_keypad_probe()
373 error = omap4_keypad_parse_dt(dev, keypad_data); in omap4_keypad_probe()
377 keypad_data->base = devm_platform_ioremap_resource(pdev, 0); in omap4_keypad_probe()
378 if (IS_ERR(keypad_data->base)) in omap4_keypad_probe()
379 return PTR_ERR(keypad_data->base); in omap4_keypad_probe()
401 error = omap4_keypad_check_revision(dev, keypad_data); in omap4_keypad_probe()
404 omap4_keypad_stop(keypad_data); in omap4_keypad_probe()
413 keypad_data->input = input_dev = devm_input_allocate_device(dev); in omap4_keypad_probe()
427 if (!keypad_data->no_autorepeat) in omap4_keypad_probe()
430 input_set_drvdata(input_dev, keypad_data); in omap4_keypad_probe()
432 keypad_data->row_shift = get_count_order(keypad_data->cols); in omap4_keypad_probe()
433 max_keys = keypad_data->rows << keypad_data->row_shift; in omap4_keypad_probe()
434 keypad_data->keymap = devm_kcalloc(dev, in omap4_keypad_probe()
436 sizeof(keypad_data->keymap[0]), in omap4_keypad_probe()
438 if (!keypad_data->keymap) { in omap4_keypad_probe()
444 keypad_data->rows, keypad_data->cols, in omap4_keypad_probe()
445 keypad_data->keymap, input_dev); in omap4_keypad_probe()
451 error = devm_request_threaded_irq(dev, keypad_data->irq, in omap4_keypad_probe()
455 "omap4-keypad", keypad_data); in omap4_keypad_probe()
461 error = input_register_device(keypad_data->input); in omap4_keypad_probe()
468 error = dev_pm_set_wake_irq(dev, keypad_data->irq); in omap4_keypad_probe()