openwrt/target/linux/bcm27xx/patches-5.10/950-0187-pinctrl-bcm2835-Accept-fewer-than-expected-IRQs.patch
Hauke Mehrtens ee67afeda9 kernel: Refresh patches for all targets
This refreshes the patches on top of kernel 5.4.127.

Deleted (upstreamed):
bcm27xx/patches-5.10/950-0005-Revert-mailbox-avoid-timer-start-from-callback.patch [0]
bcm27xx/patches-5.10/950-0678-bcm2711_thermal-Don-t-clamp-temperature-at-zero.patch [1]

Needed manual modifications:
bcm27xx/patches-5.10/950-0410-drm-atomic-Pass-the-full-state-to-CRTC-atomic-begin-.patch

[0]: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.10.127&id=bb2220e0672b7433a9a42618599cd261b2629240
[1]: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.10.127&id=83603802954068ccd1b8a3f2ccbbaf5e0862acb0

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2022-07-03 18:54:04 +02:00

32 lines
982 B
Diff

From 9ab71458b5475c7d8d42896721e593f6ef1a5c7a Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.com>
Date: Tue, 25 Feb 2020 17:38:20 +0000
Subject: [PATCH] pinctrl: bcm2835: Accept fewer than expected IRQs
The downstream .dts files only request two GPIO IRQs. Truncate the
array of parent IRQs when irq_of_parse_and_map returns 0.
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
drivers/pinctrl/bcm/pinctrl-bcm2835.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
--- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c
+++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
@@ -1308,9 +1308,13 @@ static int bcm2835_pinctrl_probe(struct
char *name;
girq->parents[i] = irq_of_parse_and_map(np, i);
- if (!is_7211)
+ if (!is_7211) {
+ if (!girq->parents[i]) {
+ girq->num_parents = i;
+ break;
+ }
continue;
-
+ }
/* Skip over the all banks interrupts */
pc->wake_irq[i] = irq_of_parse_and_map(np, i +
BCM2835_NUM_IRQS + 1);