From 2606e7c9f5fce1d6c8a75c20947049b63c1b8333 Mon Sep 17 00:00:00 2001 From: Akhil R Date: Mon, 19 Jul 2021 10:16:41 +0530 Subject: [PATCH] gpio: tegra186: Add ACPI support Add ACPI module ID to probe the driver from the ACPI based bootloader firmware. Signed-off-by: Akhil R Reviewed-by: Andy Shevchenko Reviewed-by: Jon Hunter Signed-off-by: Bartosz Golaszewski --- drivers/gpio/gpio-tegra186.c | 30 ++++++++++++++++++++++++------ 1 file changed, 24 insertions(+), 6 deletions(-) diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c index d38980b9923a..046b7c8b15d1 100644 --- a/drivers/gpio/gpio-tegra186.c +++ b/drivers/gpio/gpio-tegra186.c @@ -610,15 +610,21 @@ static int tegra186_gpio_probe(struct platform_device *pdev) if (!gpio) return -ENOMEM; - gpio->soc = of_device_get_match_data(&pdev->dev); + gpio->soc = device_get_match_data(&pdev->dev); gpio->secure = devm_platform_ioremap_resource_byname(pdev, "security"); - if (IS_ERR(gpio->secure)) - return PTR_ERR(gpio->secure); + if (IS_ERR(gpio->secure)) { + gpio->secure = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(gpio->secure)) + return PTR_ERR(gpio->secure); + } gpio->base = devm_platform_ioremap_resource_byname(pdev, "gpio"); - if (IS_ERR(gpio->base)) - return PTR_ERR(gpio->base); + if (IS_ERR(gpio->base)) { + gpio->base = devm_platform_ioremap_resource(pdev, 1); + if (IS_ERR(gpio->base)) + return PTR_ERR(gpio->base); + } err = platform_irq_count(pdev); if (err < 0) @@ -680,11 +686,13 @@ static int tegra186_gpio_probe(struct platform_device *pdev) gpio->gpio.names = (const char * const *)names; +#if defined(CONFIG_OF_GPIO) gpio->gpio.of_node = pdev->dev.of_node; gpio->gpio.of_gpio_n_cells = 2; gpio->gpio.of_xlate = tegra186_gpio_of_xlate; +#endif /* CONFIG_OF_GPIO */ - gpio->intc.name = pdev->dev.of_node->name; + gpio->intc.name = dev_name(&pdev->dev); gpio->intc.irq_ack = tegra186_irq_ack; gpio->intc.irq_mask = tegra186_irq_mask; gpio->intc.irq_unmask = tegra186_irq_unmask; @@ -896,10 +904,20 @@ static const struct of_device_id tegra186_gpio_of_match[] = { }; MODULE_DEVICE_TABLE(of, tegra186_gpio_of_match); +static const struct acpi_device_id tegra186_gpio_acpi_match[] = { + { .id = "NVDA0108", .driver_data = (kernel_ulong_t)&tegra186_main_soc }, + { .id = "NVDA0208", .driver_data = (kernel_ulong_t)&tegra186_aon_soc }, + { .id = "NVDA0308", .driver_data = (kernel_ulong_t)&tegra194_main_soc }, + { .id = "NVDA0408", .driver_data = (kernel_ulong_t)&tegra194_aon_soc }, + {} +}; +MODULE_DEVICE_TABLE(acpi, tegra186_gpio_acpi_match); + static struct platform_driver tegra186_gpio_driver = { .driver = { .name = "tegra186-gpio", .of_match_table = tegra186_gpio_of_match, + .acpi_match_table = tegra186_gpio_acpi_match, }, .probe = tegra186_gpio_probe, };