| /linux/drivers/input/keyboard/ |
| H A D | matrix_keypad.c | 55 static void __activate_col(struct matrix_keypad *keypad, int col, bool on) in __activate_col() argument
58 gpiod_direction_output(keypad->col_gpios[col], 1); in __activate_col()
60 gpiod_set_value_cansleep(keypad->col_gpios[col], 0); in __activate_col()
61 if (!keypad->drive_inactive_cols) in __activate_col()
62 gpiod_direction_input(keypad->col_gpios[col]); in __activate_col()
66 static void activate_col(struct matrix_keypad *keypad, int col, bool on) in activate_col() argument
68 __activate_col(keypad, col, on); in activate_col()
70 if (on && keypad->col_scan_delay_us) in activate_col()
71 udelay(keypad->col_scan_delay_us); in activate_col()
74 static void activate_all_cols(struct matrix_keypad *keypad, bool on) in activate_all_cols() argument
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| H A D | samsung-keypad.c | 3 * Samsung keypad driver
23 #include <linux/input/samsung-keypad.h>
79 static void samsung_keypad_scan(struct samsung_keypad *keypad, in samsung_keypad_scan() argument
85 for (col = 0; col < keypad->cols; col++) { in samsung_keypad_scan()
86 if (keypad->type == KEYPAD_TYPE_S5PV210) { in samsung_keypad_scan()
94 writel(val, keypad->base + SAMSUNG_KEYIFCOL); in samsung_keypad_scan()
97 val = readl(keypad->base + SAMSUNG_KEYIFROW); in samsung_keypad_scan()
98 row_state[col] = ~val & ((1 << keypad->rows) - 1); in samsung_keypad_scan()
102 writel(0, keypad->base + SAMSUNG_KEYIFCOL); in samsung_keypad_scan()
105 static bool samsung_keypad_report(struct samsung_keypad *keypad, in samsung_keypad_report() argument
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| H A D | ep93xx_keypad.c | 3 * Driver for the Cirrus EP93xx matrix keypad controller.
7 * Based on the pxa27x matrix keypad controller by Rodolfo Giometti.
26 * Keypad Interface Register offsets
81 struct ep93xx_keypad *keypad = dev_id; in ep93xx_keypad_irq_handler() local
82 struct input_dev *input_dev = keypad->input_dev; in ep93xx_keypad_irq_handler()
86 status = __raw_readl(keypad->mmio_base + KEY_REG); in ep93xx_keypad_irq_handler()
89 key1 = keypad->keycodes[keycode]; in ep93xx_keypad_irq_handler()
92 key2 = keypad->keycodes[keycode]; in ep93xx_keypad_irq_handler()
95 if (keypad->key1 && key1 != keypad->key1 && key2 != keypad->key1) in ep93xx_keypad_irq_handler()
96 input_report_key(input_dev, keypad->key1, 0); in ep93xx_keypad_irq_handler()
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| H A D | imx_keypad.c | 3 // Driver for the IMX keypad port.
23 * Keypad Controller registers (halfword)
25 #define KPCR 0x00 /* Keypad Control Register */
27 #define KPSR 0x02 /* Keypad Status Register */
34 #define KBD_STAT_KPPEN (0x1 << 10) /* Keypad Clock Enable */
36 #define KDDR 0x04 /* Keypad Data Direction Register */
37 #define KPDR 0x06 /* Keypad Data Register */
79 static void imx_keypad_scan_matrix(struct imx_keypad *keypad, in imx_keypad_scan_matrix() argument
86 if ((keypad->cols_en_mask & (1 << col)) == 0) in imx_keypad_scan_matrix()
89 * Discharge keypad capacitance: in imx_keypad_scan_matrix()
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| H A D | pxa27x_keypad.c | 29 #include <linux/platform_data/keypad-pxa27x.h>
31 * Keypad Controller registers
33 #define KPC 0x0000 /* Keypad Control register */
34 #define KPDK 0x0008 /* Keypad Direct Key register */
35 #define KPREC 0x0010 /* Keypad Rotary Encoder register */
36 #define KPMK 0x0018 /* Keypad Matrix Key register */
37 #define KPAS 0x0020 /* Keypad Automatic Scan register */
39 /* Keypad Automatic Scan Multiple Key Presser register 0-3 */
59 #define KPC_ME (0x1 << 12) /* Matrix Keypad Enable */
61 #define KPC_DK_DEB_SEL (0x1 << 9) /* Direct Keypad Debounce Select */
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| H A D | nspire-keypad.c | 52 struct nspire_keypad *keypad = dev_id; in nspire_keypad_irq() local
53 struct input_dev *input = keypad->input; in nspire_keypad_irq()
61 int_sts = readl(keypad->reg_base + KEYPAD_INT) & keypad->int_mask; in nspire_keypad_irq()
65 memcpy_fromio(state, keypad->reg_base + KEYPAD_DATA, sizeof(state)); in nspire_keypad_irq()
69 if (keypad->active_low) in nspire_keypad_irq()
72 changed = bits ^ keypad->state[row]; in nspire_keypad_irq()
76 keypad->state[row] = bits; in nspire_keypad_irq()
82 code = MATRIX_SCAN_CODE(row, col, keypad->row_shift); in nspire_keypad_irq()
91 writel(0x3, keypad->reg_base + KEYPAD_INT); in nspire_keypad_irq()
98 struct nspire_keypad *keypad = input_get_drvdata(input); in nspire_keypad_open() local
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| H A D | mt6779-keypad.c | 16 #define MTK_KPD_NAME "mt6779-keypad"
50 struct mt6779_keypad *keypad = dev_id; in mt6779_keypad_irq_handler() local
51 const unsigned short *keycode = keypad->input_dev->keycode; in mt6779_keypad_irq_handler()
57 unsigned int row_shift = get_count_order(keypad->n_cols); in mt6779_keypad_irq_handler()
60 regmap_bulk_read(keypad->regmap, MTK_KPD_MEM, in mt6779_keypad_irq_handler()
63 bitmap_xor(change, new_state, keypad->keymap_state, MTK_KPD_NUM_BITS); in mt6779_keypad_irq_handler()
74 keypad->calc_row_col(key, &row, &col); in mt6779_keypad_irq_handler()
79 dev_dbg(&keypad->input_dev->dev, "%s", in mt6779_keypad_irq_handler()
82 input_event(keypad->input_dev, EV_MSC, MSC_SCAN, scancode); in mt6779_keypad_irq_handler()
83 input_report_key(keypad->input_dev, keycode[scancode], pressed); in mt6779_keypad_irq_handler()
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| H A D | tc3589x-keypad.c | 8 * TC35893 MFD Keypad Controller driver
21 /* Maximum supported keypad matrix row/columns size */
25 /* keypad related Constants */
73 * struct tc3589x_keypad_platform_data - platform specific keypad data
80 * @enable_wakeup: specifies if keypad event can wake up system from sleep
95 * struct tc_keypad - data structure used by keypad driver
98 * @board: keypad platform device
102 * @keypad_stopped: holds keypad status
114 static int tc3589x_keypad_init_key_hardware(struct tc_keypad *keypad) in tc3589x_keypad_init_key_hardware() argument
117 struct tc3589x *tc3589x = keypad->tc3589x; in tc3589x_keypad_init_key_hardware()
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| H A D | stmpe-keypad.c | 116 * struct stmpe_keypad - STMPE keypad state container
141 static int stmpe_keypad_read_data(struct stmpe_keypad *keypad, u8 *data) in stmpe_keypad_read_data() argument
143 const struct stmpe_keypad_variant *variant = keypad->variant; in stmpe_keypad_read_data()
144 struct stmpe *stmpe = keypad->stmpe; in stmpe_keypad_read_data()
165 struct stmpe_keypad *keypad = dev; in stmpe_keypad_irq() local
166 struct input_dev *input = keypad->input; in stmpe_keypad_irq()
167 const struct stmpe_keypad_variant *variant = keypad->variant; in stmpe_keypad_irq()
172 ret = stmpe_keypad_read_data(keypad, fifo); in stmpe_keypad_irq()
188 input_report_key(input, keypad->keymap[code], !up); in stmpe_keypad_irq()
195 static int stmpe_keypad_altfunc_init(struct stmpe_keypad *keypad) in stmpe_keypad_altfunc_init() argument
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| H A D | st-keyscan.c | 43 struct st_keyscan *keypad = dev_id; in keyscan_isr() local
44 unsigned short *keycode = keypad->input_dev->keycode; in keyscan_isr()
48 state = readl(keypad->base + KEYSCAN_MATRIX_STATE_OFF) & 0xffff; in keyscan_isr()
49 change = keypad->last_state ^ state; in keyscan_isr()
50 keypad->last_state = state; in keyscan_isr()
53 input_report_key(keypad->input_dev, in keyscan_isr()
56 input_sync(keypad->input_dev); in keyscan_isr()
61 static int keyscan_start(struct st_keyscan *keypad) in keyscan_start() argument
65 error = clk_enable(keypad->clk); in keyscan_start()
69 writel(keypad->debounce_us * (clk_get_rate(keypad->clk) / 1000000), in keyscan_start()
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| H A D | Kconfig | 31 tristate "Keypad Support for ADP5520 PMIC"
34 This option enables support for the keypad scan matrix
41 tristate "ADP5588/87 I2C QWERTY Keypad and IO Expander"
54 tristate "ADP5585/ADP5589 I2C QWERTY Keypad and IO Expander"
191 tristate "CLPS711X Keypad support"
195 Say Y here to enable the matrix keypad on the Cirrus Logic
199 module will be called clps711x-keypad.
225 tristate "EP93xx Matrix Keypad support"
229 Say Y here to enable the matrix keypad on the Cirrus EP93XX.
265 tristate "TCA6416/TCA6408A Keypad Support"
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| H A D | max7359_keypad.c | 87 struct max7359_keypad *keypad = dev_id; in max7359_interrupt() local
88 struct input_dev *input_dev = keypad->input_dev; in max7359_interrupt()
91 val = max7359_read_reg(keypad->client, MAX7359_REG_KEYFIFO); in max7359_interrupt()
98 dev_dbg(&keypad->client->dev, in max7359_interrupt()
102 input_report_key(input_dev, keypad->keycodes[code], !release); in max7359_interrupt()
129 struct max7359_keypad *keypad = input_get_drvdata(dev); in max7359_open() local
131 max7359_take_catnap(keypad->client); in max7359_open()
138 struct max7359_keypad *keypad = input_get_drvdata(dev); in max7359_close() local
140 max7359_fall_deepsleep(keypad->client); in max7359_close()
162 struct max7359_keypad *keypad; in max7359_probe() local
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| /linux/Documentation/devicetree/bindings/input/ |
| H A D | samsung,s3c6410-keypad.yaml | 4 $id: http://devicetree.org/schemas/input/samsung,s3c6410-keypad.yaml#
7 title: Samsung SoC series Keypad Controller
10 Samsung SoC Keypad controller is used to interface a SoC with a matrix-type
11 keypad device. The keypad controller supports multiple row and column lines.
13 The keypad controller can sense a key-press and key-release and report the
22 - samsung,s3c6410-keypad
23 - samsung,s5pv210-keypad
33 - const: keypad
49 samsung,keypad-num-columns:
52 Number of column lines connected to the keypad controller.
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| H A D | omap-keypad.txt | 1 * TI's Keypad Controller device tree bindings
3 TI's Keypad controller is used to interface a SoC with a matrix-type
4 keypad device. The keypad controller supports multiple row and column lines.
6 The keypad controller can sense a key-press and key-release and report the
12 keypad,num-rows and keypad,num-columns are required.
16 - "ti,omap4-keypad": For controllers compatible with omap4 keypad
20 - linux,keypad-no-autorepeat: do no enable autorepeat feature.
23 keypad@4ae1c000{
24 compatible = "ti,omap4-keypad";
25 keypad,num-rows = <2>;
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| H A D | twl4030-keypad.txt | 1 * TWL4030's Keypad Controller device tree bindings
3 TWL4030's Keypad controller is used to interface a SoC with a matrix-type
4 keypad device. The keypad controller supports multiple row and column lines.
6 The keypad controller can sense a key-press and key-release and report the
12 * keypad,num-rows and keypad,num-columns are required.
16 - "ti,twl4030-keypad": For controllers compatible with twl4030 keypad
19 - <1>: For controllers compatible with twl4030 keypad controller.
22 twl_keypad: keypad {
23 compatible = "ti,twl4030-keypad";
25 keypad,num-rows = <8>;
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| H A D | adi,adp5588.yaml | 7 title: Analog Devices ADP5588 Keypad Controller
13 Analog Devices Mobile I/O Expander and QWERTY Keypad Controller
43 This property applies if either keypad,num-rows lower than 8 or
44 keypad,num-columns lower than 10.
51 This property applies if either keypad,num-rows lower than 8 or
52 keypad,num-columns lower than 10. This property is optional if
53 keypad,num-rows or keypad,num-columns are not specified as the
62 Specifies a maximum of 2 keys that can be used to unlock the keypad.
65 needed to unlock the keypad. The value of this property cannot be bigger
66 or equal than keypad,num-rows * keypad,num-columns.
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| H A D | brcm,bcm-keypad.txt | 1 * Broadcom Keypad Controller device tree bindings
3 Broadcom Keypad controller is used to interface a SoC with a matrix-type
4 keypad device. The keypad controller supports multiple row and column lines.
6 The keypad controller can sense a key-press and key-release and report the
12 keypad,num-rows and keypad,num-columns are required.
15 - compatible: should be "brcm,bcm-keypad"
23 - keypad,num-rows: Number of row lines connected to the keypad
26 - keypad,num-columns: Number of column lines connected to the
27 keypad controller.
55 - pull-up-enabled: An optional property indicating the Keypad scan mode.
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| H A D | mediatek,mt6779-keypad.yaml | 4 $id: http://devicetree.org/schemas/input/mediatek,mt6779-keypad.yaml#
7 title: Mediatek's Keypad Controller
16 Mediatek's Keypad controller is used to interface a SoC with a matrix-type
17 keypad device. The keypad controller supports multiple row and column lines.
19 The keypad controller can sense a key-press and key-release and report the
25 - const: mediatek,mt6779-keypad
28 - mediatek,mt6873-keypad
29 - const: mediatek,mt6779-keypad
45 description: use any event on keypad as wakeup event
77 compatible = "mediatek,mt6779-keypad";
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| H A D | cirrus,ep9307-keypad.yaml | 4 $id: http://devicetree.org/schemas/input/cirrus,ep9307-keypad.yaml#
7 title: Cirrus ep93xx keypad
16 The KPP is designed to interface with a keypad matrix with 2-point contact
18 of scanning a keypad matrix. The KPP is capable of detecting, debouncing,
19 and decoding one or multiple keys pressed simultaneously on a keypad.
24 - const: cirrus,ep9307-keypad
27 - cirrus,ep9312-keypad
28 - cirrus,ep9315-keypad
29 - const: cirrus,ep9307-keypad
63 keypad@800f0000 {
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| H A D | gpio-matrix-keypad.txt | 1 * GPIO driven matrix keypad device tree bindings
3 GPIO driven matrix keypad is used to interface a SoC with a matrix keypad.
4 The matrix keypad supports multiple row and column lines, a key can be
6 keypad can sense a key-press and key-release by means of GPIO lines and
10 - compatible: Should be "gpio-matrix-keypad"
22 - wakeup-source: use any event on keypad as wakeup event.
26 before we can scan keypad after activating column gpio
31 matrix-keypad {
32 compatible = "gpio-matrix-keypad";
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| /linux/arch/arm/boot/dts/samsung/ |
| H A D | exynos4412-smdk4412.dts | 69 &keypad {
70 samsung,keypad-num-rows = <3>;
71 samsung,keypad-num-columns = <8>;
79 keypad,row = <1>;
80 keypad,column = <3>;
85 keypad,row = <1>;
86 keypad,column = <4>;
91 keypad,row = <1>;
92 keypad,column = <5>;
97 keypad,row = <1>;
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| H A D | exynos4210-smdkv310.dts | 88 &keypad {
89 samsung,keypad-num-rows = <2>;
90 samsung,keypad-num-columns = <8>;
98 keypad,row = <0>;
99 keypad,column = <3>;
104 keypad,row = <0>;
105 keypad,column = <4>;
110 keypad,row = <0>;
111 keypad,column = <5>;
116 keypad,row = <0>;
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| H A D | s5pv210-smdkv210.dts | 73 &keypad {
76 samsung,keypad-num-rows = <8>;
77 samsung,keypad-num-columns = <8>;
88 keypad,row = <0>;
89 keypad,column = <3>;
94 keypad,row = <0>;
95 keypad,column = <4>;
100 keypad,row = <0>;
101 keypad,column = <5>;
106 keypad,row = <0>;
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| /linux/drivers/accessibility/speakup/ |
| H A D | DefaultKeyAssignments | 6 We have remapped the insert or zero key on the keypad to act as a
9 hit the keypad period.
11 KeyPad-8 Say current Line
13 KeyPad-7 Say Previous Line (UP one line)
14 KeyPad-9 Say Next Line (down one line)
15 KeyPad-5 Say Current Word
17 KeyPad-4 Say Previous Word (left one word)
19 KeyPad-6 Say Next Word (right one word)
21 KeyPad-2 Say Current Letter
23 KeyPad-1 Say Previous Character (left one letter)
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| /linux/drivers/auxdisplay/ |
| H A D | ht16k33.c | 93 struct ht16k33_keypad keypad; member
325 * This gets the keys from keypad and reports it to input subsystem.
328 static bool ht16k33_keypad_scan(struct ht16k33_keypad *keypad) in ht16k33_keypad_scan() argument
330 const unsigned short *keycodes = keypad->dev->keycode; in ht16k33_keypad_scan()
338 rc = i2c_smbus_read_i2c_block_data(keypad->client, 0x40, in ht16k33_keypad_scan()
341 dev_err(&keypad->client->dev, in ht16k33_keypad_scan()
346 for (col = 0; col < keypad->cols; col++) { in ht16k33_keypad_scan()
350 bits_changed = keypad->last_key_state[col] ^ new_state[col]; in ht16k33_keypad_scan()
353 code = MATRIX_SCAN_CODE(row, col, keypad->row_shift); in ht16k33_keypad_scan()
354 input_event(keypad->dev, EV_MSC, MSC_SCAN, code); in ht16k33_keypad_scan()
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