From 0fbdb51f7643db5fa4423333a68f34c6952dba24 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Mon, 7 Sep 2020 13:08:41 +0200 Subject: ipq40xx: add Edgecore OAP-100 support flashing the unit * first update to latest edcore FW as per the PDF instructions * boot the initramfs - tftpboot 0x88000000 openwrt-ipq40xx-generic-edgecore_oap100-initramfs-fit-uImage.itb; bootm * inside the initramfs call the following commiands - ubiattach -p /dev/mtd0 - ubirmvol /dev/ubi0 -n0 - ubirmvol /dev/ubi0 -n1 - ubirmvol /dev/ubi0 -n2 * scp the sysupgrade image to the board and call - sysupgrade -n openwrt-ipq40xx-generic-edgecore_oap100-squashfs-nand-sysupgrade.bin Signed-off-by: John Crispin --- .../100-GPIO-add-named-gpio-exports.patch | 165 +++++++++++++++++++++ .../patches-5.4/901-arm-boot-add-dts-files.patch | 3 +- 2 files changed, 167 insertions(+), 1 deletion(-) create mode 100644 target/linux/ipq40xx/patches-5.4/100-GPIO-add-named-gpio-exports.patch (limited to 'target/linux/ipq40xx/patches-5.4') diff --git a/target/linux/ipq40xx/patches-5.4/100-GPIO-add-named-gpio-exports.patch b/target/linux/ipq40xx/patches-5.4/100-GPIO-add-named-gpio-exports.patch new file mode 100644 index 0000000000..61ed9ea784 --- /dev/null +++ b/target/linux/ipq40xx/patches-5.4/100-GPIO-add-named-gpio-exports.patch @@ -0,0 +1,165 @@ +From 4267880319bc1a2270d352e0ded6d6386242a7ef Mon Sep 17 00:00:00 2001 +From: John Crispin +Date: Tue, 12 Aug 2014 20:49:27 +0200 +Subject: [PATCH 24/53] GPIO: add named gpio exports + +Signed-off-by: John Crispin +--- + drivers/gpio/gpiolib-of.c | 68 +++++++++++++++++++++++++++++++++++++++++ + drivers/gpio/gpiolib-sysfs.c | 10 +++++- + include/asm-generic/gpio.h | 6 ++++ + include/linux/gpio/consumer.h | 8 +++++ + 4 files changed, 91 insertions(+), 1 deletion(-) + +--- a/drivers/gpio/gpiolib-of.c ++++ b/drivers/gpio/gpiolib-of.c +@@ -23,6 +23,8 @@ + #include + #include + #include ++#include ++#include + + #include "gpiolib.h" + +@@ -513,3 +515,68 @@ void of_gpiochip_remove(struct gpio_chip + gpiochip_remove_pin_ranges(chip); + of_node_put(chip->of_node); + } ++ ++static struct of_device_id gpio_export_ids[] = { ++ { .compatible = "gpio-export" }, ++ { /* sentinel */ } ++}; ++ ++static int of_gpio_export_probe(struct platform_device *pdev) ++{ ++ struct device_node *np = pdev->dev.of_node; ++ struct device_node *cnp; ++ u32 val; ++ int nb = 0; ++ ++ for_each_child_of_node(np, cnp) { ++ const char *name = NULL; ++ int gpio; ++ bool dmc; ++ int max_gpio = 1; ++ int i; ++ ++ of_property_read_string(cnp, "gpio-export,name", &name); ++ ++ if (!name) ++ max_gpio = of_gpio_count(cnp); ++ ++ for (i = 0; i < max_gpio; i++) { ++ unsigned flags = 0; ++ enum of_gpio_flags of_flags; ++ ++ gpio = of_get_gpio_flags(cnp, i, &of_flags); ++ if (!gpio_is_valid(gpio)) ++ return gpio; ++ ++ if (of_flags == OF_GPIO_ACTIVE_LOW) ++ flags |= GPIOF_ACTIVE_LOW; ++ ++ if (!of_property_read_u32(cnp, "gpio-export,output", &val)) ++ flags |= val ? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW; ++ else ++ flags |= GPIOF_IN; ++ ++ if (devm_gpio_request_one(&pdev->dev, gpio, flags, name ? name : of_node_full_name(np))) ++ continue; ++ ++ dmc = of_property_read_bool(cnp, "gpio-export,direction_may_change"); ++ gpio_export_with_name(gpio, dmc, name); ++ nb++; ++ } ++ } ++ ++ dev_info(&pdev->dev, "%d gpio(s) exported\n", nb); ++ ++ return 0; ++} ++ ++static struct platform_driver gpio_export_driver = { ++ .driver = { ++ .name = "gpio-export", ++ .owner = THIS_MODULE, ++ .of_match_table = of_match_ptr(gpio_export_ids), ++ }, ++ .probe = of_gpio_export_probe, ++}; ++ ++module_platform_driver(gpio_export_driver); +--- a/drivers/gpio/gpiolib-sysfs.c ++++ b/drivers/gpio/gpiolib-sysfs.c +@@ -553,7 +553,7 @@ static struct class gpio_class = { + * + * Returns zero on success, else an error. + */ +-int gpiod_export(struct gpio_desc *desc, bool direction_may_change) ++int __gpiod_export(struct gpio_desc *desc, bool direction_may_change, const char *name) + { + struct gpio_chip *chip; + struct gpio_device *gdev; +@@ -615,6 +615,8 @@ int gpiod_export(struct gpio_desc *desc, + offset = gpio_chip_hwgpio(desc); + if (chip->names && chip->names[offset]) + ioname = chip->names[offset]; ++ if (name) ++ ioname = name; + + dev = device_create_with_groups(&gpio_class, &gdev->dev, + MKDEV(0, 0), data, gpio_groups, +@@ -636,6 +638,12 @@ err_unlock: + gpiod_dbg(desc, "%s: status %d\n", __func__, status); + return status; + } ++EXPORT_SYMBOL_GPL(__gpiod_export); ++ ++int gpiod_export(struct gpio_desc *desc, bool direction_may_change) ++{ ++ return __gpiod_export(desc, direction_may_change, NULL); ++} + EXPORT_SYMBOL_GPL(gpiod_export); + + static int match_export(struct device *dev, const void *desc) +--- a/include/asm-generic/gpio.h ++++ b/include/asm-generic/gpio.h +@@ -127,6 +127,12 @@ static inline int gpio_export(unsigned g + return gpiod_export(gpio_to_desc(gpio), direction_may_change); + } + ++int __gpiod_export(struct gpio_desc *desc, bool direction_may_change, const char *name); ++static inline int gpio_export_with_name(unsigned gpio, bool direction_may_change, const char *name) ++{ ++ return __gpiod_export(gpio_to_desc(gpio), direction_may_change, name); ++} ++ + static inline int gpio_export_link(struct device *dev, const char *name, + unsigned gpio) + { +--- a/include/linux/gpio/consumer.h ++++ b/include/linux/gpio/consumer.h +@@ -451,6 +451,7 @@ struct gpio_desc *devm_fwnode_get_gpiod_ + + #if IS_ENABLED(CONFIG_GPIOLIB) && IS_ENABLED(CONFIG_GPIO_SYSFS) + ++int _gpiod_export(struct gpio_desc *desc, bool direction_may_change, const char *name); + int gpiod_export(struct gpio_desc *desc, bool direction_may_change); + int gpiod_export_link(struct device *dev, const char *name, + struct gpio_desc *desc); +@@ -458,6 +459,13 @@ void gpiod_unexport(struct gpio_desc *de + + #else /* CONFIG_GPIOLIB && CONFIG_GPIO_SYSFS */ + ++static inline int _gpiod_export(struct gpio_desc *desc, ++ bool direction_may_change, ++ const char *name) ++{ ++ return -ENOSYS; ++} ++ + static inline int gpiod_export(struct gpio_desc *desc, + bool direction_may_change) + { diff --git a/target/linux/ipq40xx/patches-5.4/901-arm-boot-add-dts-files.patch b/target/linux/ipq40xx/patches-5.4/901-arm-boot-add-dts-files.patch index ea45606c27..e2dc45a39f 100644 --- a/target/linux/ipq40xx/patches-5.4/901-arm-boot-add-dts-files.patch +++ b/target/linux/ipq40xx/patches-5.4/901-arm-boot-add-dts-files.patch @@ -12,7 +12,7 @@ Index: linux-5.4.63/arch/arm/boot/dts/Makefile =================================================================== --- linux-5.4.63.orig/arch/arm/boot/dts/Makefile +++ linux-5.4.63/arch/arm/boot/dts/Makefile -@@ -837,11 +837,51 @@ dtb-$(CONFIG_ARCH_QCOM) += \ +@@ -837,11 +837,52 @@ dtb-$(CONFIG_ARCH_QCOM) += \ qcom-apq8074-dragonboard.dtb \ qcom-apq8084-ifc6540.dtb \ qcom-apq8084-mtp.dtb \ @@ -32,6 +32,7 @@ Index: linux-5.4.63/arch/arm/boot/dts/Makefile + qcom-ipq4018-jalapeno.dtb \ + qcom-ipq4018-meshpoint-one.dtb \ + qcom-ipq4018-nbg6617.dtb \ ++ qcom-ipq4019-oap100.dtb \ + qcom-ipq4018-rt-ac58u.dtb \ + qcom-ipq4018-wre6606.dtb \ qcom-ipq4019-ap.dk01.1-c1.dtb \ -- cgit v1.2.3