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input: kbd: add power management support to all keyboard scan drivers

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Add power management support to various drivers:
- gpio-kbd-matrix
- ite,it8xxx2-kbd
- nuvoton,npcx-kbd
- microchip,xec-kbd

Signed-off-by: Fabio Baltieri <fabiobaltieri@google.com>
This commit is contained in:
Fabio Baltieri
2024-07-09 16:52:45 +01:00
committed by Anas Nashif
parent eff584bf2d
commit 947ff45e7a
4 changed files with 22 additions and 3 deletions
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4
drivers/input/input_gpio_kbd_matrix.c
View File

@@ -330,7 +330,9 @@ static const struct input_kbd_matrix_api gpio_kbd_matrix_api = {
\
static struct gpio_kbd_matrix_data gpio_kbd_matrix_data_##n; \
\
DEVICE_DT_INST_DEFINE(n, gpio_kbd_matrix_init, NULL, \
PM_DEVICE_DT_INST_DEFINE(n, input_kbd_matrix_pm_action); \
\
DEVICE_DT_INST_DEFINE(n, gpio_kbd_matrix_init, PM_DEVICE_DT_INST_GET(n), \
&gpio_kbd_matrix_data_##n, &gpio_kbd_matrix_cfg_##n, \
POST_KERNEL, CONFIG_INPUT_INIT_PRIORITY, \
NULL);

8
drivers/input/input_ite_it8xxx2_kbd.c
View File

@@ -252,10 +252,16 @@ static const struct it8xxx2_kbd_config it8xxx2_kbd_cfg_0 = {
static struct it8xxx2_kbd_data it8xxx2_kbd_data_0;
DEVICE_DT_INST_DEFINE(0, &it8xxx2_kbd_init, NULL,
PM_DEVICE_DT_INST_DEFINE(0, input_kbd_matrix_pm_action);
DEVICE_DT_INST_DEFINE(0, &it8xxx2_kbd_init, PM_DEVICE_DT_INST_GET(0),
&it8xxx2_kbd_data_0, &it8xxx2_kbd_cfg_0,
POST_KERNEL, CONFIG_INPUT_INIT_PRIORITY, NULL);
BUILD_ASSERT(!IS_ENABLED(CONFIG_PM_DEVICE_SYSTEM_MANAGED) ||
IS_ENABLED(CONFIG_PM_DEVICE_RUNTIME),
"CONFIG_PM_DEVICE_RUNTIME must be enabled when using CONFIG_PM_DEVICE_SYSTEM_MANAGED");
BUILD_ASSERT(DT_NUM_INST_STATUS_OKAY(DT_DRV_COMPAT) == 1,
"only one ite,it8xxx2-kbd compatible node can be supported");
BUILD_ASSERT(IN_RANGE(DT_INST_PROP(0, row_size), 1, 8), "invalid row-size");

8
drivers/input/input_npcx_kbd.c
View File

@@ -226,10 +226,16 @@ static const struct npcx_kbd_config npcx_kbd_cfg_0 = {
static struct npcx_kbd_data npcx_kbd_data_0;
DEVICE_DT_INST_DEFINE(0, npcx_kbd_init, NULL,
PM_DEVICE_DT_INST_DEFINE(0, input_kbd_matrix_pm_action);
DEVICE_DT_INST_DEFINE(0, npcx_kbd_init, PM_DEVICE_DT_INST_GET(0),
&npcx_kbd_data_0, &npcx_kbd_cfg_0,
POST_KERNEL, CONFIG_INPUT_INIT_PRIORITY, NULL);
BUILD_ASSERT(!IS_ENABLED(CONFIG_PM_DEVICE_SYSTEM_MANAGED) ||
IS_ENABLED(CONFIG_PM_DEVICE_RUNTIME),
"CONFIG_PM_DEVICE_RUNTIME must be enabled when using CONFIG_PM_DEVICE_SYSTEM_MANAGED");
BUILD_ASSERT(DT_NUM_INST_STATUS_OKAY(DT_DRV_COMPAT) == 1,
"only one nuvoton,npcx-kbd compatible node can be supported");
BUILD_ASSERT(IN_RANGE(DT_INST_PROP(0, row_size), 1, 8), "invalid row-size");

5
drivers/input/input_xec_kbd.c
View File

@@ -143,6 +143,11 @@ static int xec_kbd_pm_action(const struct device *dev, enum pm_device_action act
struct kscan_regs *regs = cfg->regs;
int ret;
ret = input_kbd_matrix_pm_action(dev, action);
if (ret < 0) {
return ret;
}
if (cfg->wakeup_source) {
return 0;
}