brcm2708: remove linux 4.4 support

[openwrt/staging/yousong.git] / target / linux / brcm2708 / patches-4.4 / 0317-pinctrl-bcm2835-Return-pins-to-inputs-when-freed.patch

diff --git a/target/linux/brcm2708/patches-4.4/0317-pinctrl-bcm2835-Return-pins-to-inputs-when-freed.patch b/target/linux/brcm2708/patches-4.4/0317-pinctrl-bcm2835-Return-pins-to-inputs-when-freed.patch
deleted file mode 100644 (file)
index 97aa072..0000000
--- a/target/linux/brcm2708/patches-4.4/0317-pinctrl-bcm2835-Return-pins-to-inputs-when-freed.patch
+++ /dev/null
@@ -1,40 +0,0 @@
-From 6e63fd304b56de44e2cd2b10450c95660af6d8c2 Mon Sep 17 00:00:00 2001
-From: Phil Elwell <phil@raspberrypi.org>
-Date: Fri, 6 May 2016 12:32:47 +0100
-Subject: [PATCH] pinctrl-bcm2835: Return pins to inputs when freed
-
-When dynamically unloading overlays, it is important that freed pins are
-restored to being inputs to prevent functions from being enabled in
-multiple places at once.
-
-Signed-off-by: Phil Elwell <phil@raspberrypi.org>
----
- drivers/pinctrl/bcm/pinctrl-bcm2835.c | 10 ++++++++++
- 1 file changed, 10 insertions(+)
-
---- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c
-+++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
-@@ -831,6 +831,15 @@ static const struct pinctrl_ops bcm2835_
-       .dt_free_map = bcm2835_pctl_dt_free_map,
- };
- 
-+static void bcm2835_pmx_free(struct pinctrl_dev *pctldev,
-+              unsigned offset)
-+{
-+      struct bcm2835_pinctrl *pc = pinctrl_dev_get_drvdata(pctldev);
-+
-+      /* disable by setting to GPIO_IN */
-+      bcm2835_pinctrl_fsel_set(pc, offset, BCM2835_FSEL_GPIO_IN);
-+}
-+
- static int bcm2835_pmx_get_functions_count(struct pinctrl_dev *pctldev)
- {
-       return BCM2835_FSEL_COUNT;
-@@ -890,6 +899,7 @@ static int bcm2835_pmx_gpio_set_directio
- }
- 
- static const struct pinmux_ops bcm2835_pmx_ops = {
-+      .free = bcm2835_pmx_free,
-       .get_functions_count = bcm2835_pmx_get_functions_count,
-       .get_function_name = bcm2835_pmx_get_function_name,
-       .get_function_groups = bcm2835_pmx_get_function_groups,