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gpio: tegra186: Simplify GPIO line name prefix handling

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Introduce TEGRA_GPIO_PREFIX() to define the Tegra SoC GPIO name
prefix in one place. Use it for the Tegra410 COMPUTE and SYSTEM
controllers so the prefix is "COMPUTE-" and "SYSTEM-" respectively.

Signed-off-by: Prathamesh Shete <pshete@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Link: https://patch.msgid.link/20260217081431.1208351-1-pshete@nvidia.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
This commit is contained in:
Prathamesh Shete 2026-02-17 08:14:30 +00:00 committed by Bartosz Golaszewski
parent 96c02c906a
commit 2423e336d9
1 changed files with 7 additions and 8 deletions
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15
drivers/gpio/gpio-tegra186.c
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@ -942,12 +942,8 @@ static int tegra186_gpio_probe(struct platform_device *pdev)
char *name;
for (j = 0; j < port->pins; j++) {
if (gpio->soc->prefix)
name = devm_kasprintf(gpio->gpio.parent, GFP_KERNEL, "%s-P%s.%02x",
gpio->soc->prefix, port->name, j);
else
name = devm_kasprintf(gpio->gpio.parent, GFP_KERNEL, "P%s.%02x",
port->name, j);
name = devm_kasprintf(gpio->gpio.parent, GFP_KERNEL, "%sP%s.%02x",
gpio->soc->prefix ?: "", port->name, j);
if (!name)
return -ENOMEM;
@ -1373,6 +1369,9 @@ static const struct tegra_gpio_soc tegra256_main_soc = {
.has_vm_support = true,
};
/* Macro to define GPIO name prefix with separator */
#define TEGRA_GPIO_PREFIX(_x) _x "-"
#define TEGRA410_COMPUTE_GPIO_PORT(_name, _bank, _port, _pins) \
TEGRA_GPIO_PORT(TEGRA410_COMPUTE, _name, _bank, _port, _pins)
@ -1388,7 +1387,7 @@ static const struct tegra_gpio_soc tegra410_compute_soc = {
.num_ports = ARRAY_SIZE(tegra410_compute_ports),
.ports = tegra410_compute_ports,
.name = "tegra410-gpio-compute",
.prefix = "COMPUTE",
.prefix = TEGRA_GPIO_PREFIX("COMPUTE"),
.num_irqs_per_bank = 8,
.instance = 0,
};
@ -1418,7 +1417,7 @@ static const struct tegra_gpio_soc tegra410_system_soc = {
.num_ports = ARRAY_SIZE(tegra410_system_ports),
.ports = tegra410_system_ports,
.name = "tegra410-gpio-system",
.prefix = "SYSTEM",
.prefix = TEGRA_GPIO_PREFIX("SYSTEM"),
.num_irqs_per_bank = 8,
.instance = 0,
};