[PATCH v2 1/3] mfd: timberdale: set up a software node for the GPIO cell
From: Bartosz Golaszewski
Date: Mon Mar 16 2026 - 05:31:22 EST
Create a software node with device properties for the GPIO cell and
attach it to all the GPIO cells.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxxxxxxxx>
---
drivers/mfd/timberdale.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/drivers/mfd/timberdale.c b/drivers/mfd/timberdale.c
index a4d9c070d481a182890a58e4b8c850c4c29f7f17..8d7dfeaa76258d02e50528e39c4f7125d9201388 100644
--- a/drivers/mfd/timberdale.c
+++ b/drivers/mfd/timberdale.c
@@ -181,6 +181,18 @@ static struct timbgpio_platform_data
.irq_base = 200,
};
+static const struct property_entry timberdale_gpio_properties[] = {
+ PROPERTY_ENTRY_U32("ngpios", GPIO_NR_PINS),
+ PROPERTY_ENTRY_U32("gpio-base", 0),
+ PROPERTY_ENTRY_U32("irq-base", 200),
+ { }
+};
+
+static const struct software_node timberdale_gpio_swnode = {
+ .name = "timb-gpio",
+ .properties = timberdale_gpio_properties,
+};
+
static const struct resource timberdale_gpio_resources[] = {
{
.start = GPIOOFFSET,
@@ -392,6 +404,7 @@ static const struct mfd_cell timberdale_cells_bar0_cfg0[] = {
.resources = timberdale_gpio_resources,
.platform_data = &timberdale_gpio_platform_data,
.pdata_size = sizeof(timberdale_gpio_platform_data),
+ .swnode = &timberdale_gpio_swnode,
},
{
.name = "timb-video",
@@ -454,6 +467,7 @@ static const struct mfd_cell timberdale_cells_bar0_cfg1[] = {
.resources = timberdale_gpio_resources,
.platform_data = &timberdale_gpio_platform_data,
.pdata_size = sizeof(timberdale_gpio_platform_data),
+ .swnode = &timberdale_gpio_swnode,
},
{
.name = "timb-mlogicore",
@@ -516,6 +530,7 @@ static const struct mfd_cell timberdale_cells_bar0_cfg2[] = {
.resources = timberdale_gpio_resources,
.platform_data = &timberdale_gpio_platform_data,
.pdata_size = sizeof(timberdale_gpio_platform_data),
+ .swnode = &timberdale_gpio_swnode,
},
{
.name = "timb-video",
@@ -566,6 +581,7 @@ static const struct mfd_cell timberdale_cells_bar0_cfg3[] = {
.resources = timberdale_gpio_resources,
.platform_data = &timberdale_gpio_platform_data,
.pdata_size = sizeof(timberdale_gpio_platform_data),
+ .swnode = &timberdale_gpio_swnode,
},
{
.name = "timb-video",
--
2.47.3