From d9d090e52082635a24aeaefdc6bfe61ab97f38bb Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Tue, 7 Feb 2017 22:30:59 +0100 Subject: brcm2708: remove linux 4.4 support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Álvaro Fernández Rojas --- ...-Prevent-spurious-interrupts-and-trap-the.patch | 30 ---------------------- 1 file changed, 30 deletions(-) delete mode 100644 target/linux/brcm2708/patches-4.4/0005-irq-bcm2836-Prevent-spurious-interrupts-and-trap-the.patch (limited to 'target/linux/brcm2708/patches-4.4/0005-irq-bcm2836-Prevent-spurious-interrupts-and-trap-the.patch') diff --git a/target/linux/brcm2708/patches-4.4/0005-irq-bcm2836-Prevent-spurious-interrupts-and-trap-the.patch b/target/linux/brcm2708/patches-4.4/0005-irq-bcm2836-Prevent-spurious-interrupts-and-trap-the.patch deleted file mode 100644 index 5031f7535c..0000000000 --- a/target/linux/brcm2708/patches-4.4/0005-irq-bcm2836-Prevent-spurious-interrupts-and-trap-the.patch +++ /dev/null @@ -1,30 +0,0 @@ -From c384d8900be3c3a0aba65f9538006280545264ba Mon Sep 17 00:00:00 2001 -From: Phil Elwell -Date: Fri, 4 Dec 2015 17:41:50 +0000 -Subject: [PATCH] irq-bcm2836: Prevent spurious interrupts, and trap them early - -The old arch-specific IRQ macros included a dsb to ensure the -write to clear the mailbox interrupt completed before returning -from the interrupt. The BCM2836 irqchip driver needs the same -precaution to avoid spurious interrupts. - -Spurious interrupts are still possible for other reasons, -though, so trap them early. ---- - drivers/irqchip/irq-bcm2836.c | 3 ++- - 1 file changed, 2 insertions(+), 1 deletion(-) - ---- a/drivers/irqchip/irq-bcm2836.c -+++ b/drivers/irqchip/irq-bcm2836.c -@@ -170,9 +170,10 @@ __exception_irq_entry bcm2836_arm_irqchi - u32 ipi = ffs(mbox_val) - 1; - - writel(1 << ipi, mailbox0); -+ dsb(); - handle_IPI(ipi, regs); - #endif -- } else { -+ } else if (stat) { - u32 hwirq = ffs(stat) - 1; - - handle_IRQ(irq_linear_revmap(intc.domain, hwirq), regs); -- cgit v1.2.3