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drivers: gpio_cmsdk_ahb: add support for pin validation

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Replace the common data structure with the common config structure as
a prefix of the driver-specific config structure and use the
devicetree GPIO pin counts to initialize it.

Signed-off-by: Peter Bigot <peter.bigot@nordicsemi.no>
This commit is contained in:
Peter Bigot 2019-12-03 13:10:23 -06:00 • committed by Carles Cufí
commit 432b33d3fe
1 changed files with 14 additions and 1 deletions
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15
drivers/gpio/gpio_cmsdk_ahb.c
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@ -23,7 +23,8 @@
typedef void (*gpio_config_func_t)(struct device *port);
struct gpio_cmsdk_ahb_cfg {
struct gpio_driver_data common;
/* gpio_driver_config needs to be first */
struct gpio_driver_config common;
volatile struct gpio_cmsdk_ahb *port;
gpio_config_func_t gpio_config_func;
/* GPIO Clock control in Active State */
@ -394,6 +395,9 @@ static int gpio_cmsdk_ahb_init(struct device *dev)
static void gpio_cmsdk_ahb_config_0(struct device *dev);
static const struct gpio_cmsdk_ahb_cfg gpio_cmsdk_ahb_0_cfg = {
.common = {
.port_pin_mask = GPIO_PORT_PIN_MASK_FROM_NGPIOS(DT_INST_0_ARM_CMSDK_GPIO_NGPIOS),
},
.port = ((volatile struct gpio_cmsdk_ahb *)DT_CMSDK_AHB_GPIO0),
.gpio_config_func = gpio_cmsdk_ahb_config_0,
.gpio_cc_as = {.bus = CMSDK_AHB, .state = SOC_ACTIVE,
@ -427,6 +431,9 @@ static void gpio_cmsdk_ahb_config_0(struct device *dev)
static void gpio_cmsdk_ahb_config_1(struct device *dev);
static const struct gpio_cmsdk_ahb_cfg gpio_cmsdk_ahb_1_cfg = {
.common = {
.port_pin_mask = GPIO_PORT_PIN_MASK_FROM_NGPIOS(DT_INST_1_ARM_CMSDK_GPIO_NGPIOS),
},
.port = ((volatile struct gpio_cmsdk_ahb *)DT_CMSDK_AHB_GPIO1),
.gpio_config_func = gpio_cmsdk_ahb_config_1,
.gpio_cc_as = {.bus = CMSDK_AHB, .state = SOC_ACTIVE,
@ -460,6 +467,9 @@ static void gpio_cmsdk_ahb_config_1(struct device *dev)
static void gpio_cmsdk_ahb_config_2(struct device *dev);
static const struct gpio_cmsdk_ahb_cfg gpio_cmsdk_ahb_2_cfg = {
.common = {
.port_pin_mask = GPIO_PORT_PIN_MASK_FROM_NGPIOS(DT_INST_2_ARM_CMSDK_GPIO_NGPIOS),
},
.port = ((volatile struct gpio_cmsdk_ahb *)DT_CMSDK_AHB_GPIO2),
.gpio_config_func = gpio_cmsdk_ahb_config_2,
.gpio_cc_as = {.bus = CMSDK_AHB, .state = SOC_ACTIVE,
@ -493,6 +503,9 @@ static void gpio_cmsdk_ahb_config_2(struct device *dev)
static void gpio_cmsdk_ahb_config_3(struct device *dev);
static const struct gpio_cmsdk_ahb_cfg gpio_cmsdk_ahb_3_cfg = {
.common = {
.port_pin_mask = GPIO_PORT_PIN_MASK_FROM_NGPIOS(DT_INST_3_ARM_CMSDK_GPIO_NGPIOS),
},
.port = ((volatile struct gpio_cmsdk_ahb *)DT_CMSDK_AHB_GPIO3),
.gpio_config_func = gpio_cmsdk_ahb_config_3,
.gpio_cc_as = {.bus = CMSDK_AHB, .state = SOC_ACTIVE,