From 1692c71564ef4084feb0df30f04d292b52e8f976 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Thu, 7 Jul 2016 15:06:34 +0200 Subject: [PATCH] bcm53xx: use upstream fix simplifying USB power GPIO usage MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki --- ...pler-devm-helper-for-getting-vcc-GPI.patch | 34 +++++++++++++++++++ .../197-USB-bcma-add-USB-3.0-support.patch | 6 ++-- ...-USB-bcma-use-simpler-devm_gpiod_get.patch | 24 ------------- 3 files changed, 37 insertions(+), 27 deletions(-) create mode 100644 target/linux/bcm53xx/patches-4.4/081-0003-USB-bcma-use-simpler-devm-helper-for-getting-vcc-GPI.patch delete mode 100644 target/linux/bcm53xx/patches-4.4/810-USB-bcma-use-simpler-devm_gpiod_get.patch diff --git a/target/linux/bcm53xx/patches-4.4/081-0003-USB-bcma-use-simpler-devm-helper-for-getting-vcc-GPI.patch b/target/linux/bcm53xx/patches-4.4/081-0003-USB-bcma-use-simpler-devm-helper-for-getting-vcc-GPI.patch new file mode 100644 index 0000000000..840669ce4c --- /dev/null +++ b/target/linux/bcm53xx/patches-4.4/081-0003-USB-bcma-use-simpler-devm-helper-for-getting-vcc-GPI.patch @@ -0,0 +1,34 @@ +From 1507372b97a098fd51b92c4dbdbbcd65cba26939 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= +Date: Wed, 23 Mar 2016 12:37:11 +0100 +Subject: [PATCH] USB: bcma: use simpler devm helper for getting vcc GPIO +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Thanks to switching to devm_gpiod_get: +1) We don't have to pass fwnode pointer +2) We can request initial GPIO value at getting call +This was successfully tested on Netgear R6250 (BCM4708). + +Signed-off-by: Rafał Miłecki +Signed-off-by: Greg Kroah-Hartman +--- + drivers/usb/host/bcma-hcd.c | 6 ++---- + 1 file changed, 2 insertions(+), 4 deletions(-) + +--- a/drivers/usb/host/bcma-hcd.c ++++ b/drivers/usb/host/bcma-hcd.c +@@ -352,10 +352,8 @@ static int bcma_hcd_probe(struct bcma_de + usb_dev->core = core; + + if (core->dev.of_node) +- usb_dev->gpio_desc = devm_get_gpiod_from_child(&core->dev, "vcc", +- &core->dev.of_node->fwnode); +- if (!IS_ERR_OR_NULL(usb_dev->gpio_desc)) +- gpiod_direction_output(usb_dev->gpio_desc, 1); ++ usb_dev->gpio_desc = devm_gpiod_get(&core->dev, "vcc", ++ GPIOD_OUT_HIGH); + + switch (core->id.id) { + case BCMA_CORE_USB20_HOST: diff --git a/target/linux/bcm53xx/patches-4.4/197-USB-bcma-add-USB-3.0-support.patch b/target/linux/bcm53xx/patches-4.4/197-USB-bcma-add-USB-3.0-support.patch index a906892a5c..946b8e5efc 100644 --- a/target/linux/bcm53xx/patches-4.4/197-USB-bcma-add-USB-3.0-support.patch +++ b/target/linux/bcm53xx/patches-4.4/197-USB-bcma-add-USB-3.0-support.patch @@ -209,7 +209,7 @@ Signed-off-by: Hauke Mehrtens static int bcma_hcd_probe(struct bcma_device *core) { int err; -@@ -364,6 +531,11 @@ static int bcma_hcd_probe(struct bcma_de +@@ -362,6 +529,11 @@ static int bcma_hcd_probe(struct bcma_de if (err) return err; break; @@ -221,7 +221,7 @@ Signed-off-by: Hauke Mehrtens default: return -ENODEV; } -@@ -377,11 +549,14 @@ static void bcma_hcd_remove(struct bcma_ +@@ -375,11 +547,14 @@ static void bcma_hcd_remove(struct bcma_ struct bcma_hcd_device *usb_dev = bcma_get_drvdata(dev); struct platform_device *ohci_dev = usb_dev->ohci_dev; struct platform_device *ehci_dev = usb_dev->ehci_dev; @@ -236,7 +236,7 @@ Signed-off-by: Hauke Mehrtens bcma_core_disable(dev, 0); } -@@ -418,6 +593,7 @@ static int bcma_hcd_resume(struct bcma_d +@@ -416,6 +591,7 @@ static int bcma_hcd_resume(struct bcma_d static const struct bcma_device_id bcma_hcd_table[] = { BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_USB20_HOST, BCMA_ANY_REV, BCMA_ANY_CLASS), BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_NS_USB20, BCMA_ANY_REV, BCMA_ANY_CLASS), diff --git a/target/linux/bcm53xx/patches-4.4/810-USB-bcma-use-simpler-devm_gpiod_get.patch b/target/linux/bcm53xx/patches-4.4/810-USB-bcma-use-simpler-devm_gpiod_get.patch deleted file mode 100644 index 3779fabea2..0000000000 --- a/target/linux/bcm53xx/patches-4.4/810-USB-bcma-use-simpler-devm_gpiod_get.patch +++ /dev/null @@ -1,24 +0,0 @@ -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= -Date: Sat, 2 Jan 2016 11:26:28 +0100 -Subject: [PATCH] USB: bcma: use simpler devm_gpiod_get -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Signed-off-by: Rafał Miłecki ---- - drivers/usb/host/bcma-hcd.c | 3 +-- - 1 file changed, 1 insertion(+), 2 deletions(-) - ---- a/drivers/usb/host/bcma-hcd.c -+++ b/drivers/usb/host/bcma-hcd.c -@@ -519,8 +519,7 @@ static int bcma_hcd_probe(struct bcma_de - usb_dev->core = core; - - if (core->dev.of_node) -- usb_dev->gpio_desc = devm_get_gpiod_from_child(&core->dev, "vcc", -- &core->dev.of_node->fwnode); -+ usb_dev->gpio_desc = devm_gpiod_get(&core->dev, "vcc", 0); - if (!IS_ERR_OR_NULL(usb_dev->gpio_desc)) - gpiod_direction_output(usb_dev->gpio_desc, 1); - -- 2.30.2