gpio: tegra186: Add support for Tegra238

Extend the existing Tegra186 GPIO controller driver with support for the
GPIO controller found on Tegra238.

Signed-off-by: Prathamesh Shete <pshete@nvidia.com>
Link: https://patch.msgid.link/20260514124835.108532-2-pshete@nvidia.com
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>

diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c
index aa7c3e44234f5d9f7f92bd956a469196ada1bec4..f56617c298c0f84b4c71f1d7202dd1219c3db70d 100644 (file)
--- a/drivers/gpio/gpio-tegra186.c
+++ b/drivers/gpio/gpio-tegra186.c
@@ -19,6 +19,7 @@
 #include <dt-bindings/gpio/tegra186-gpio.h>
 #include <dt-bindings/gpio/tegra194-gpio.h>
 #include <dt-bindings/gpio/tegra234-gpio.h>
+#include <dt-bindings/gpio/nvidia,tegra238-gpio.h>
 #include <dt-bindings/gpio/tegra241-gpio.h>
 #include <dt-bindings/gpio/tegra256-gpio.h>
 #include <dt-bindings/gpio/nvidia,tegra264-gpio.h>
@@ -1239,6 +1240,67 @@ static const struct tegra_gpio_soc tegra234_aon_soc = {
        .has_vm_support = false,
 };
 
+#define TEGRA238_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \
+       TEGRA_GPIO_PORT(TEGRA238_MAIN, _name, _bank, _port, _pins)
+
+static const struct tegra_gpio_port tegra238_main_ports[] = {
+       TEGRA238_MAIN_GPIO_PORT(A, 0, 0, 8),
+       TEGRA238_MAIN_GPIO_PORT(B, 0, 1, 5),
+       TEGRA238_MAIN_GPIO_PORT(C, 0, 2, 8),
+       TEGRA238_MAIN_GPIO_PORT(D, 0, 3, 8),
+       TEGRA238_MAIN_GPIO_PORT(E, 0, 4, 4),
+       TEGRA238_MAIN_GPIO_PORT(F, 0, 5, 8),
+       TEGRA238_MAIN_GPIO_PORT(G, 0, 6, 8),
+       TEGRA238_MAIN_GPIO_PORT(H, 0, 7, 6),
+       TEGRA238_MAIN_GPIO_PORT(J, 1, 0, 8),
+       TEGRA238_MAIN_GPIO_PORT(K, 1, 1, 4),
+       TEGRA238_MAIN_GPIO_PORT(L, 1, 2, 8),
+       TEGRA238_MAIN_GPIO_PORT(M, 1, 3, 8),
+       TEGRA238_MAIN_GPIO_PORT(N, 1, 4, 3),
+       TEGRA238_MAIN_GPIO_PORT(P, 1, 5, 8),
+       TEGRA238_MAIN_GPIO_PORT(Q, 1, 6, 3),
+       TEGRA238_MAIN_GPIO_PORT(R, 2, 0, 8),
+       TEGRA238_MAIN_GPIO_PORT(S, 2, 1, 8),
+       TEGRA238_MAIN_GPIO_PORT(T, 2, 2, 8),
+       TEGRA238_MAIN_GPIO_PORT(U, 2, 3, 6),
+       TEGRA238_MAIN_GPIO_PORT(V, 2, 4, 2),
+       TEGRA238_MAIN_GPIO_PORT(W, 3, 0, 8),
+       TEGRA238_MAIN_GPIO_PORT(X, 3, 1, 2)
+};
+
+static const struct tegra_gpio_soc tegra238_main_soc = {
+       .num_ports = ARRAY_SIZE(tegra238_main_ports),
+       .ports = tegra238_main_ports,
+       .name = "tegra238-gpio",
+       .instance = 0,
+       .num_irqs_per_bank = 8,
+       .has_vm_support = true,
+};
+
+#define TEGRA238_AON_GPIO_PORT(_name, _bank, _port, _pins) \
+       TEGRA_GPIO_PORT(TEGRA238_AON, _name, _bank, _port, _pins)
+
+static const struct tegra_gpio_port tegra238_aon_ports[] = {
+       TEGRA238_AON_GPIO_PORT(AA, 0, 0, 8),
+       TEGRA238_AON_GPIO_PORT(BB, 0, 1, 1),
+       TEGRA238_AON_GPIO_PORT(CC, 0, 2, 8),
+       TEGRA238_AON_GPIO_PORT(DD, 0, 3, 8),
+       TEGRA238_AON_GPIO_PORT(EE, 0, 4, 6),
+       TEGRA238_AON_GPIO_PORT(FF, 0, 5, 8),
+       TEGRA238_AON_GPIO_PORT(GG, 0, 6, 8),
+       TEGRA238_AON_GPIO_PORT(HH, 0, 7, 4)
+};
+
+static const struct tegra_gpio_soc tegra238_aon_soc = {
+       .num_ports = ARRAY_SIZE(tegra238_aon_ports),
+       .ports = tegra238_aon_ports,
+       .name = "tegra238-gpio-aon",
+       .instance = 1,
+       .num_irqs_per_bank = 8,
+       .has_gte = true,
+       .has_vm_support = false,
+};
+
 #define TEGRA241_MAIN_GPIO_PORT(_name, _bank, _port, _pins) \
        TEGRA_GPIO_PORT(TEGRA241_MAIN, _name, _bank, _port, _pins)
 
@@ -1447,6 +1509,12 @@ static const struct of_device_id tegra186_gpio_of_match[] = {
        }, {
                .compatible = "nvidia,tegra234-gpio-aon",
                .data = &tegra234_aon_soc
+       }, {
+               .compatible = "nvidia,tegra238-gpio",
+               .data = &tegra238_main_soc
+       }, {
+               .compatible = "nvidia,tegra238-gpio-aon",
+               .data = &tegra238_aon_soc
        }, {
                .compatible = "nvidia,tegra256-gpio",
                .data = &tegra256_main_soc