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fa4395db04
The files directory is now split up into the files which are needed for every kernel version and the files only needed by kernel 4.1. The files in files-4.1 are already merged into mainline kernel 4.3. This patch only removed patches which were merged into mainline kernel 4.3. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> SVN-Revision: 47251
55 lines
1.7 KiB
Diff
55 lines
1.7 KiB
Diff
From 7572673e06393b117f87b20b82be0518634d7042 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
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Date: Sun, 21 Jun 2015 12:09:57 +0200
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Subject: [PATCH v3 6/6] usb: bcma: fix setting VCC GPIO value
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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It wasn't working (on most of devices?) without setting GPIO direction
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and wasn't respecting ACTIVE_LOW flag.
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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
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Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
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---
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drivers/usb/host/bcma-hcd.c | 14 ++++++++++----
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1 file changed, 10 insertions(+), 4 deletions(-)
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--- a/drivers/usb/host/bcma-hcd.c
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+++ b/drivers/usb/host/bcma-hcd.c
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@@ -26,6 +26,7 @@
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#include <linux/slab.h>
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#include <linux/of.h>
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#include <linux/of_gpio.h>
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+#include <linux/gpio/consumer.h>
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#include <linux/usb/ehci_pdriver.h>
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#include <linux/usb/ohci_pdriver.h>
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#include <linux/usb/xhci_pdriver.h>
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@@ -231,17 +232,22 @@ static void bcma_hcd_init_chip_arm(struc
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static void bcma_hci_platform_power_gpio(struct bcma_device *dev, bool val)
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{
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+ enum of_gpio_flags of_flags;
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int gpio;
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- gpio = of_get_named_gpio(dev->dev.of_node, "vcc-gpio", 0);
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+ gpio = of_get_named_gpio_flags(dev->dev.of_node, "vcc-gpio", 0, &of_flags);
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if (!gpio_is_valid(gpio))
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return;
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if (val) {
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- gpio_request(gpio, "bcma-hcd-gpio");
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- gpio_set_value(gpio, 1);
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+ unsigned long flags = 0;
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+ bool active_low = !!(of_flags & OF_GPIO_ACTIVE_LOW);
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+
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+ flags |= active_low ? GPIOF_ACTIVE_LOW : 0;
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+ flags |= active_low ? GPIOF_INIT_LOW : GPIOF_INIT_HIGH;
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+ gpio_request_one(gpio, flags, "bcma-hcd-gpio");
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} else {
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- gpio_set_value(gpio, 0);
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+ gpiod_set_value(gpio_to_desc(gpio), 0);
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gpio_free(gpio);
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}
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}
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