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author | Florian Fainelli <florian@openwrt.org> | 2014-02-28 20:30:08 +0000 |
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committer | Florian Fainelli <florian@openwrt.org> | 2014-02-28 20:30:08 +0000 |
commit | bb39b8d99aae1f7eb13a97bd874838da91080de6 (patch) | |
tree | 3046f53937c0bc5dc13e2b2ab7b688a1932199bf /target/linux/brcm2708/patches-3.10/0051-Added-inverted-transmitter-support.patch | |
parent | c6c0d09f85c211560a1405441925681cfa25e8b1 (diff) | |
download | mtk-20170518-bb39b8d99aae1f7eb13a97bd874838da91080de6.zip mtk-20170518-bb39b8d99aae1f7eb13a97bd874838da91080de6.tar.gz mtk-20170518-bb39b8d99aae1f7eb13a97bd874838da91080de6.tar.bz2 |
brcm2708: update against latest rpi-3.10.y branch
Update our copies of the brcm2708 patches to the latest rpi-3.10-y
rebased against linux-3.10.y stable (3.10.32). This should hopefully
make it easier for us in the future to leverage the raspberry/rpi-*
branches.
Signed-off-by: Florian Fainelli <florian@openwrt.org>
SVN-Revision: 39770
Diffstat (limited to 'target/linux/brcm2708/patches-3.10/0051-Added-inverted-transmitter-support.patch')
-rw-r--r-- | target/linux/brcm2708/patches-3.10/0051-Added-inverted-transmitter-support.patch | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-3.10/0051-Added-inverted-transmitter-support.patch b/target/linux/brcm2708/patches-3.10/0051-Added-inverted-transmitter-support.patch new file mode 100644 index 0000000..893e9d6 --- /dev/null +++ b/target/linux/brcm2708/patches-3.10/0051-Added-inverted-transmitter-support.patch @@ -0,0 +1,78 @@ +From f1f13a6b3798161ccc3852320bd2184b85c9209b Mon Sep 17 00:00:00 2001 +From: pjennings <pjennings-git@pjennings.net> +Date: Wed, 20 Feb 2013 17:51:43 -0600 +Subject: [PATCH 051/174] Added inverted transmitter support + +--- + drivers/staging/media/lirc/lirc_rpi.c | 17 +++++++++++------ + 1 file changed, 11 insertions(+), 6 deletions(-) + +--- a/drivers/staging/media/lirc/lirc_rpi.c ++++ b/drivers/staging/media/lirc/lirc_rpi.c +@@ -68,6 +68,8 @@ static int debug; + static int sense = -1; + /* use softcarrier by default */ + static int softcarrier = 1; ++/* 0 = do not invert output, 1 = invert output */ ++static int invert = 0; + + struct gpio_chip *gpiochip; + struct irq_chip *irqchip; +@@ -135,10 +137,10 @@ static long send_pulse_softcarrier(unsig + actual = 0; target = 0; flag = 0; + while (actual < length) { + if (flag) { +- gpiochip->set(gpiochip, gpio_out_pin, 0); ++ gpiochip->set(gpiochip, gpio_out_pin, invert); + target += space_width; + } else { +- gpiochip->set(gpiochip, gpio_out_pin, 1); ++ gpiochip->set(gpiochip, gpio_out_pin, !invert); + target += pulse_width; + } + d = (target - actual - +@@ -162,7 +164,7 @@ static long send_pulse(unsigned long len + if (softcarrier) { + return send_pulse_softcarrier(length); + } else { +- gpiochip->set(gpiochip, gpio_out_pin, 1); ++ gpiochip->set(gpiochip, gpio_out_pin, !invert); + safe_udelay(length); + return 0; + } +@@ -170,7 +172,7 @@ static long send_pulse(unsigned long len + + static void send_space(long length) + { +- gpiochip->set(gpiochip, gpio_out_pin, 0); ++ gpiochip->set(gpiochip, gpio_out_pin, invert); + if (length <= 0) + return; + safe_udelay(length); +@@ -318,7 +320,7 @@ static int init_port(void) + + gpiochip->direction_input(gpiochip, gpio_in_pin); + gpiochip->direction_output(gpiochip, gpio_out_pin, 1); +- gpiochip->set(gpiochip, gpio_out_pin, 0); ++ gpiochip->set(gpiochip, gpio_out_pin, invert); + + irq = gpiochip->to_irq(gpiochip, gpio_in_pin); + dprintk("to_irq %d\n", irq); +@@ -457,7 +459,7 @@ static ssize_t lirc_write(struct file *f + else + delta = send_pulse(wbuf[i]); + } +- gpiochip->set(gpiochip, gpio_out_pin, 0); ++ gpiochip->set(gpiochip, gpio_out_pin, invert); + + spin_unlock_irqrestore(&lock, flags); + kfree(wbuf); +@@ -683,5 +685,8 @@ MODULE_PARM_DESC(sense, "Override autode + module_param(softcarrier, bool, S_IRUGO); + MODULE_PARM_DESC(softcarrier, "Software carrier (0 = off, 1 = on, default on)"); + ++module_param(invert, bool, S_IRUGO); ++MODULE_PARM_DESC(invert, "Invert output (0 = off, 1 = on, default off"); ++ + module_param(debug, bool, S_IRUGO | S_IWUSR); + MODULE_PARM_DESC(debug, "Enable debugging messages"); |