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authorFelix Fietkau <nbd@openwrt.org>2014-07-17 16:36:10 +0000
committerFelix Fietkau <nbd@openwrt.org>2014-07-17 16:36:10 +0000
commitfcf32e702a5141fc70b0854ad75cdce8640667ff (patch)
tree3ad9c8e7986aea99f9a7c3bc3dd67a67a91a4a7a /target/linux
parentfb557d90cc17015b5fb0875dbecd3907893c2ceb (diff)
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atheros[ar2315-wdt]: update interrupt handling
Acknowledge watchdog interrupt in arch irq dispatcher and remove odd watchdog enable call from probe function. Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@41687 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/atheros/patches-3.10/100-board.patch7
-rw-r--r--target/linux/atheros/patches-3.10/130-watchdog.patch5
2 files changed, 5 insertions, 7 deletions
diff --git a/target/linux/atheros/patches-3.10/100-board.patch b/target/linux/atheros/patches-3.10/100-board.patch
index 02ab9432d4..316982753c 100644
--- a/target/linux/atheros/patches-3.10/100-board.patch
+++ b/target/linux/atheros/patches-3.10/100-board.patch
@@ -2134,7 +2134,7 @@
+
--- /dev/null
+++ b/arch/mips/ar231x/ar2315.c
-@@ -0,0 +1,623 @@
+@@ -0,0 +1,624 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
@@ -2234,9 +2234,10 @@
+ ar2315_gpio_irq();
+ else if (misc_intr & AR2315_ISR_UART0)
+ do_IRQ(AR531X_MISC_IRQ_UART0);
-+ else if (misc_intr & AR2315_ISR_WD)
++ else if (misc_intr & AR2315_ISR_WD) {
++ ar231x_write_reg(AR2315_ISR, AR2315_ISR_WD);
+ do_IRQ(AR531X_MISC_IRQ_WATCHDOG);
-+ else
++ } else
+ do_IRQ(AR531X_MISC_IRQ_NONE);
+ } else if (pending & CAUSEF_IP7)
+ do_IRQ(AR531X_IRQ_CPU_CLOCK);
diff --git a/target/linux/atheros/patches-3.10/130-watchdog.patch b/target/linux/atheros/patches-3.10/130-watchdog.patch
index b0284e738d..06c8d44a45 100644
--- a/target/linux/atheros/patches-3.10/130-watchdog.patch
+++ b/target/linux/atheros/patches-3.10/130-watchdog.patch
@@ -1,6 +1,6 @@
--- /dev/null
+++ b/drivers/watchdog/ar2315-wtd.c
-@@ -0,0 +1,189 @@
+@@ -0,0 +1,186 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
@@ -52,7 +52,6 @@
+ar2315_wdt_enable(void)
+{
+ ar231x_write_reg(AR2315_WD, wdt_timeout * CLOCK_RATE);
-+ ar231x_write_reg(AR2315_ISR, 0x80);
+}
+
+static ssize_t
@@ -92,7 +91,6 @@
+ } else {
+ ar231x_write_reg(AR2315_WDC, 0);
+ ar231x_write_reg(AR2315_WD, 0);
-+ ar231x_write_reg(AR2315_ISR, 0x80);
+ }
+ return IRQ_HANDLED;
+}
@@ -151,7 +149,6 @@
+{
+ int ret = 0;
+
-+ ar2315_wdt_enable();
+ ret = request_irq(AR531X_MISC_IRQ_WATCHDOG, ar2315_wdt_interrupt,
+ IRQF_DISABLED, DRIVER_NAME, dev);
+ if (ret) {