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drivers: gpio_pca95xx: factor device declaration into macros

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This factors the common bits of device declaration into macros
so it would be easier to add new instances.

Signed-off-by: Daniel Leung <daniel.leung@intel.com>
This commit is contained in:
Daniel Leung 2019-11-05 10:51:21 -08:00 • committed by Carles Cufí
commit 2de126e40d
1 changed files with 30 additions and 96 deletions
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126
drivers/gpio/gpio_pca95xx.c
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@ -587,110 +587,44 @@ static int gpio_pca95xx_init(struct device *dev)
return 0;
}
/* Initialization for PCA95XX_0 */
#define GPIO_PCA95XX_DEVICE_INSTANCE(inst) \
static const struct gpio_pca95xx_config gpio_pca95xx_##inst##_cfg = { \
.i2c_master_dev_name = DT_INST_##inst##_NXP_PCA95XX_BUS_NAME, \
.i2c_slave_addr = DT_INST_##inst##_NXP_PCA95XX_BASE_ADDRESS, \
.capabilities = \
(DT_INST_##inst##_NXP_PCA95XX_HAS_PUD ? \
PCA_HAS_PUD : 0) | \
0, \
}; \
\
static struct gpio_pca95xx_drv_data gpio_pca95xx_##inst##_drvdata = { \
.reg_cache.output = 0xFFFF, \
.reg_cache.dir = 0xFFFF, \
.reg_cache.pud_en = 0x0, \
.reg_cache.pud_sel = 0xFFFF, \
}; \
\
DEVICE_AND_API_INIT(gpio_pca95xx_##inst, \
DT_INST_##inst##_NXP_PCA95XX_LABEL, \
gpio_pca95xx_init, \
&gpio_pca95xx_##inst##_drvdata, \
&gpio_pca95xx_##inst##_cfg, \
POST_KERNEL, CONFIG_GPIO_PCA95XX_INIT_PRIORITY, \
&gpio_pca95xx_drv_api_funcs)
#ifdef DT_INST_0_NXP_PCA95XX
static const struct gpio_pca95xx_config gpio_pca95xx_0_cfg = {
.i2c_master_dev_name = DT_INST_0_NXP_PCA95XX_BUS_NAME,
.i2c_slave_addr = DT_INST_0_NXP_PCA95XX_BASE_ADDRESS,
.capabilities =
(DT_INST_0_NXP_PCA95XX_HAS_PUD ? PCA_HAS_PUD : 0) |
0,
};
static struct gpio_pca95xx_drv_data gpio_pca95xx_0_drvdata = {
/* Default for registers according to datasheet */
.reg_cache.output = 0xFFFF,
.reg_cache.dir = 0xFFFF,
.reg_cache.pud_en = 0x0,
.reg_cache.pud_sel = 0xFFFF,
};
/* This has to init after I2C master */
DEVICE_AND_API_INIT(gpio_pca95xx_0, DT_INST_0_NXP_PCA95XX_LABEL,
gpio_pca95xx_init,
&gpio_pca95xx_0_drvdata, &gpio_pca95xx_0_cfg,
POST_KERNEL, CONFIG_GPIO_PCA95XX_INIT_PRIORITY,
&gpio_pca95xx_drv_api_funcs);
GPIO_PCA95XX_DEVICE_INSTANCE(0);
#endif /* DT_INST_0_NXP_PCA95XX */
/* Initialization for PCA95XX_1 */
#ifdef DT_INST_1_NXP_PCA95XX
static const struct gpio_pca95xx_config gpio_pca95xx_1_cfg = {
.i2c_master_dev_name = DT_INST_1_NXP_PCA95XX_BUS_NAME,
.i2c_slave_addr = DT_INST_1_NXP_PCA95XX_BASE_ADDRESS,
.capabilities =
(DT_INST_1_NXP_PCA95XX_HAS_PUD ? PCA_HAS_PUD : 0) |
0,
};
static struct gpio_pca95xx_drv_data gpio_pca95xx_1_drvdata = {
/* Default for registers according to datasheet */
.reg_cache.output = 0xFFFF,
.reg_cache.dir = 0xFFFF,
.reg_cache.pud_en = 0x0,
.reg_cache.pud_sel = 0xFFFF,
};
/* This has to init after I2C master */
DEVICE_AND_API_INIT(gpio_pca95xx_1, DT_INST_1_NXP_PCA95XX_LABEL,
gpio_pca95xx_init,
&gpio_pca95xx_1_drvdata, &gpio_pca95xx_1_cfg,
POST_KERNEL, CONFIG_GPIO_PCA95XX_INIT_PRIORITY,
&gpio_pca95xx_drv_api_funcs);
GPIO_PCA95XX_DEVICE_INSTANCE(1);
#endif /* DT_INST_1_NXP_PCA95XX */
/* Initialization for PCA95XX_2 */
#ifdef DT_INST_2_NXP_PCA95XX
static const struct gpio_pca95xx_config gpio_pca95xx_2_cfg = {
.i2c_master_dev_name = DT_INST_2_NXP_PCA95XX_BUS_NAME,
.i2c_slave_addr = DT_INST_2_NXP_PCA95XX_BASE_ADDRESS,
.capabilities =
(DT_INST_2_NXP_PCA95XX_HAS_PUD ? PCA_HAS_PUD : 0) |
0,
};
static struct gpio_pca95xx_drv_data gpio_pca95xx_2_drvdata = {
/* Default for registers according to datasheet */
.reg_cache.output = 0xFFFF,
.reg_cache.dir = 0xFFFF,
.reg_cache.pud_en = 0x0,
.reg_cache.pud_sel = 0xFFFF,
};
/* This has to init after I2C master */
DEVICE_AND_API_INIT(gpio_pca95xx_2, DT_INST_2_NXP_PCA95XX_LABEL,
gpio_pca95xx_init,
&gpio_pca95xx_2_drvdata, &gpio_pca95xx_2_cfg,
POST_KERNEL, CONFIG_GPIO_PCA95XX_INIT_PRIORITY,
&gpio_pca95xx_drv_api_funcs);
GPIO_PCA95XX_DEVICE_INSTANCE(2);
#endif /* DT_INST_2_NXP_PCA95XX */
/* Initialization for PCA95XX_3 */
#ifdef DT_INST_3_NXP_PCA95XX
static const struct gpio_pca95xx_config gpio_pca95xx_3_cfg = {
.i2c_master_dev_name = DT_INST_3_NXP_PCA95XX_BUS_NAME,
.i2c_slave_addr = DT_INST_3_NXP_PCA95XX_BASE_ADDRESS,
.capabilities =
(DT_INST_3_NXP_PCA95XX_HAS_PUD ? PCA_HAS_PUD : 0) |
0,
};
static struct gpio_pca95xx_drv_data gpio_pca95xx_3_drvdata = {
/* Default for registers according to datasheet */
.reg_cache.output = 0xFFFF,
.reg_cache.dir = 0xFFFF,
.reg_cache.pud_en = 0x0,
.reg_cache.pud_sel = 0xFFFF,
};
/* This has to init after I2C master */
DEVICE_AND_API_INIT(gpio_pca95xx_3, DT_INST_3_NXP_PCA95XX_LABEL,
gpio_pca95xx_init,
&gpio_pca95xx_3_drvdata, &gpio_pca95xx_3_cfg,
POST_KERNEL, CONFIG_GPIO_PCA95XX_INIT_PRIORITY,
&gpio_pca95xx_drv_api_funcs);
GPIO_PCA95XX_DEVICE_INSTANCE(3);
#endif /* DT_INST_3_NXP_PCA95XX */