diff options
Diffstat (limited to 'target/linux/x86/patches-5.10')
2 files changed, 332 insertions, 0 deletions
diff --git a/target/linux/x86/patches-5.10/101-v5.15-mfd-lpc_ich-Enable-GPIO-driver-for-DH89xxCC.patch b/target/linux/x86/patches-5.10/101-v5.15-mfd-lpc_ich-Enable-GPIO-driver-for-DH89xxCC.patch new file mode 100644 index 0000000000..0f0a3958da --- /dev/null +++ b/target/linux/x86/patches-5.10/101-v5.15-mfd-lpc_ich-Enable-GPIO-driver-for-DH89xxCC.patch @@ -0,0 +1,32 @@ +From ef0eea5b151aefe1efea78e2fa7c507ff3c56bf0 Mon Sep 17 00:00:00 2001 +From: Chris Blake <chrisrblake93@gmail.com> +Date: Mon, 7 Jun 2021 18:35:35 -0500 +Subject: mfd: lpc_ich: Enable GPIO driver for DH89xxCC + +Based on the Intel Datasheet for the DH89xxCC PCH, the GPIO driver +is the same as ICH_v5_GPIO, minus the fact the DH89xxCC also has +blink support. However, blink support isn't supported by the GPIO +driver so we should use ICH_v5_GPIO. Tested and working on a Meraki +MX100-HW. + +Signed-off-by: Chris Blake <chrisrblake93@gmail.com> +Co-developed-by: Christian Lamparter <chunkeey@gmail.com> +Signed-off-by: Lee Jones <lee.jones@linaro.org> +--- + drivers/mfd/lpc_ich.c | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/drivers/mfd/lpc_ich.c b/drivers/mfd/lpc_ich.c +index 3bbb29a7e7a57..f10e53187f67a 100644 +--- a/drivers/mfd/lpc_ich.c ++++ b/drivers/mfd/lpc_ich.c +@@ -489,6 +489,7 @@ static struct lpc_ich_info lpc_chipset_info[] = { + [LPC_DH89XXCC] = { + .name = "DH89xxCC", + .iTCO_version = 2, ++ .gpio_version = ICH_V5_GPIO, + }, + [LPC_PPT] = { + .name = "Panther Point", +-- +cgit 1.2.3-1.el7 diff --git a/target/linux/x86/patches-5.10/102-v5.15-platform-x86-add-meraki-mx100-platform-driver.patch b/target/linux/x86/patches-5.10/102-v5.15-platform-x86-add-meraki-mx100-platform-driver.patch new file mode 100644 index 0000000000..c05b61a994 --- /dev/null +++ b/target/linux/x86/patches-5.10/102-v5.15-platform-x86-add-meraki-mx100-platform-driver.patch @@ -0,0 +1,300 @@ +From 636a1e697555e73c28cdd6952a409edbfdd16475 Mon Sep 17 00:00:00 2001 +From: Chris Blake <chrisrblake93@gmail.com> +Date: Mon, 9 Aug 2021 19:40:21 -0500 +Subject: platform/x86: add meraki-mx100 platform driver + +This adds platform support for the Cisco Meraki MX100 (Tinkerbell) +network appliance. This sets up the network LEDs and Reset +button. + +Depends-on: ef0eea5b151ae ("mfd: lpc_ich: Enable GPIO driver for DH89xxCC") +Co-developed-by: Christian Lamparter <chunkeey@gmail.com> +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +Signed-off-by: Chris Blake <chrisrblake93@gmail.com> +Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> +Link: https://lore.kernel.org/r/20210810004021.2538308-1-chrisrblake93@gmail.com +Reviewed-by: Hans de Goede <hdegoede@redhat.com> +Signed-off-by: Hans de Goede <hdegoede@redhat.com> +--- + drivers/platform/x86/Kconfig | 13 ++ + drivers/platform/x86/Makefile | 3 + + drivers/platform/x86/meraki-mx100.c | 230 ++++++++++++++++++++++++++++++++++++ + 3 files changed, 246 insertions(+) + create mode 100644 drivers/platform/x86/meraki-mx100.c + +diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig +index 6ad35158ae4ef..432d72170b003 100644 +--- a/drivers/platform/x86/Kconfig ++++ b/drivers/platform/x86/Kconfig +@@ -302,6 +302,19 @@ config ASUS_NB_WMI + If you have an ACPI-WMI compatible Asus Notebook, say Y or M + here. + ++config MERAKI_MX100 ++ tristate "Cisco Meraki MX100 Platform Driver" ++ depends on GPIOLIB ++ depends on GPIO_ICH ++ depends on LEDS_CLASS ++ select LEDS_GPIO ++ help ++ This driver provides support for the front button and LEDs on ++ the Cisco Meraki MX100 (Tinkerbell) 1U appliance. ++ ++ To compile this driver as a module, choose M here: the module ++ will be called meraki-mx100. ++ + config EEEPC_LAPTOP + tristate "Eee PC Hotkey Driver" + depends on ACPI +diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile +index 5edfdc2ea7f29..9bb3c3f773864 100644 +--- a/drivers/platform/x86/Makefile ++++ b/drivers/platform/x86/Makefile +@@ -39,6 +39,9 @@ obj-$(CONFIG_ASUS_NB_WMI) += asus-nb-wmi.o + obj-$(CONFIG_EEEPC_LAPTOP) += eeepc-laptop.o + obj-$(CONFIG_EEEPC_WMI) += eeepc-wmi.o + ++# Cisco/Meraki ++obj-$(CONFIG_MERAKI_MX100) += meraki-mx100.o ++ + # Dell + obj-$(CONFIG_X86_PLATFORM_DRIVERS_DELL) += dell/ + +diff --git a/drivers/platform/x86/meraki-mx100.c b/drivers/platform/x86/meraki-mx100.c +new file mode 100644 +index 0000000000000..3751ed36a980a +--- /dev/null ++++ b/drivers/platform/x86/meraki-mx100.c +@@ -0,0 +1,230 @@ ++// SPDX-License-Identifier: GPL-2.0+ ++ ++/* ++ * Cisco Meraki MX100 (Tinkerbell) board platform driver ++ * ++ * Based off of arch/x86/platform/meraki/tink.c from the ++ * Meraki GPL release meraki-firmware-sources-r23-20150601 ++ * ++ * Format inspired by platform/x86/pcengines-apuv2.c ++ * ++ * Copyright (C) 2021 Chris Blake <chrisrblake93@gmail.com> ++ */ ++ ++#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt ++ ++#include <linux/dmi.h> ++#include <linux/err.h> ++#include <linux/gpio_keys.h> ++#include <linux/gpio/machine.h> ++#include <linux/input.h> ++#include <linux/io.h> ++#include <linux/kernel.h> ++#include <linux/leds.h> ++#include <linux/module.h> ++#include <linux/platform_device.h> ++ ++#define TINK_GPIO_DRIVER_NAME "gpio_ich" ++ ++/* LEDs */ ++static const struct gpio_led tink_leds[] = { ++ { ++ .name = "mx100:green:internet", ++ .default_trigger = "default-on", ++ }, ++ { ++ .name = "mx100:green:lan2", ++ }, ++ { ++ .name = "mx100:green:lan3", ++ }, ++ { ++ .name = "mx100:green:lan4", ++ }, ++ { ++ .name = "mx100:green:lan5", ++ }, ++ { ++ .name = "mx100:green:lan6", ++ }, ++ { ++ .name = "mx100:green:lan7", ++ }, ++ { ++ .name = "mx100:green:lan8", ++ }, ++ { ++ .name = "mx100:green:lan9", ++ }, ++ { ++ .name = "mx100:green:lan10", ++ }, ++ { ++ .name = "mx100:green:lan11", ++ }, ++ { ++ .name = "mx100:green:ha", ++ }, ++ { ++ .name = "mx100:orange:ha", ++ }, ++ { ++ .name = "mx100:green:usb", ++ }, ++ { ++ .name = "mx100:orange:usb", ++ }, ++}; ++ ++static const struct gpio_led_platform_data tink_leds_pdata = { ++ .num_leds = ARRAY_SIZE(tink_leds), ++ .leds = tink_leds, ++}; ++ ++static struct gpiod_lookup_table tink_leds_table = { ++ .dev_id = "leds-gpio", ++ .table = { ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 11, ++ NULL, 0, GPIO_ACTIVE_LOW), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 18, ++ NULL, 1, GPIO_ACTIVE_HIGH), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 20, ++ NULL, 2, GPIO_ACTIVE_HIGH), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 22, ++ NULL, 3, GPIO_ACTIVE_HIGH), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 23, ++ NULL, 4, GPIO_ACTIVE_HIGH), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 32, ++ NULL, 5, GPIO_ACTIVE_HIGH), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 34, ++ NULL, 6, GPIO_ACTIVE_HIGH), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 35, ++ NULL, 7, GPIO_ACTIVE_HIGH), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 36, ++ NULL, 8, GPIO_ACTIVE_HIGH), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 37, ++ NULL, 9, GPIO_ACTIVE_HIGH), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 48, ++ NULL, 10, GPIO_ACTIVE_HIGH), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 16, ++ NULL, 11, GPIO_ACTIVE_LOW), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 7, ++ NULL, 12, GPIO_ACTIVE_LOW), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 21, ++ NULL, 13, GPIO_ACTIVE_LOW), ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 19, ++ NULL, 14, GPIO_ACTIVE_LOW), ++ {} /* Terminating entry */ ++ } ++}; ++ ++/* Reset Button */ ++static struct gpio_keys_button tink_buttons[] = { ++ { ++ .desc = "Reset", ++ .type = EV_KEY, ++ .code = KEY_RESTART, ++ .active_low = 1, ++ .debounce_interval = 100, ++ }, ++}; ++ ++static const struct gpio_keys_platform_data tink_buttons_pdata = { ++ .buttons = tink_buttons, ++ .nbuttons = ARRAY_SIZE(tink_buttons), ++ .poll_interval = 20, ++ .rep = 0, ++ .name = "mx100-keys", ++}; ++ ++static struct gpiod_lookup_table tink_keys_table = { ++ .dev_id = "gpio-keys-polled", ++ .table = { ++ GPIO_LOOKUP_IDX(TINK_GPIO_DRIVER_NAME, 60, ++ NULL, 0, GPIO_ACTIVE_LOW), ++ {} /* Terminating entry */ ++ } ++}; ++ ++/* Board setup */ ++static const struct dmi_system_id tink_systems[] __initconst = { ++ { ++ .matches = { ++ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Cisco"), ++ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "MX100-HW"), ++ }, ++ }, ++ {} /* Terminating entry */ ++}; ++MODULE_DEVICE_TABLE(dmi, tink_systems); ++ ++static struct platform_device *tink_leds_pdev; ++static struct platform_device *tink_keys_pdev; ++ ++static struct platform_device * __init tink_create_dev( ++ const char *name, const void *pdata, size_t sz) ++{ ++ struct platform_device *pdev; ++ ++ pdev = platform_device_register_data(NULL, ++ name, PLATFORM_DEVID_NONE, pdata, sz); ++ if (IS_ERR(pdev)) ++ pr_err("failed registering %s: %ld\n", name, PTR_ERR(pdev)); ++ ++ return pdev; ++} ++ ++static int __init tink_board_init(void) ++{ ++ int ret; ++ ++ if (!dmi_first_match(tink_systems)) ++ return -ENODEV; ++ ++ /* ++ * We need to make sure that GPIO60 isn't set to native mode as is default since it's our ++ * Reset Button. To do this, write to GPIO_USE_SEL2 to have GPIO60 set to GPIO mode. ++ * This is documented on page 1609 of the PCH datasheet, order number 327879-005US ++ */ ++ outl(inl(0x530) | BIT(28), 0x530); ++ ++ gpiod_add_lookup_table(&tink_leds_table); ++ gpiod_add_lookup_table(&tink_keys_table); ++ ++ tink_leds_pdev = tink_create_dev("leds-gpio", ++ &tink_leds_pdata, sizeof(tink_leds_pdata)); ++ if (IS_ERR(tink_leds_pdev)) { ++ ret = PTR_ERR(tink_leds_pdev); ++ goto err; ++ } ++ ++ tink_keys_pdev = tink_create_dev("gpio-keys-polled", ++ &tink_buttons_pdata, sizeof(tink_buttons_pdata)); ++ if (IS_ERR(tink_keys_pdev)) { ++ ret = PTR_ERR(tink_keys_pdev); ++ platform_device_unregister(tink_leds_pdev); ++ goto err; ++ } ++ ++ return 0; ++ ++err: ++ gpiod_remove_lookup_table(&tink_keys_table); ++ gpiod_remove_lookup_table(&tink_leds_table); ++ return ret; ++} ++module_init(tink_board_init); ++ ++static void __exit tink_board_exit(void) ++{ ++ platform_device_unregister(tink_keys_pdev); ++ platform_device_unregister(tink_leds_pdev); ++ gpiod_remove_lookup_table(&tink_keys_table); ++ gpiod_remove_lookup_table(&tink_leds_table); ++} ++module_exit(tink_board_exit); ++ ++MODULE_AUTHOR("Chris Blake <chrisrblake93@gmail.com>"); ++MODULE_DESCRIPTION("Cisco Meraki MX100 Platform Driver"); ++MODULE_LICENSE("GPL"); ++MODULE_ALIAS("platform:meraki-mx100"); +-- +cgit 1.2.3-1.el7 |