diff options
Diffstat (limited to 'target/linux/mpc85xx')
-rw-r--r-- | target/linux/mpc85xx/patches-5.15/110-gpio-mpc8xxx-Fix-support-for-IRQ_TYPE_LEVEL_LOW-flow.patch | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/target/linux/mpc85xx/patches-5.15/110-gpio-mpc8xxx-Fix-support-for-IRQ_TYPE_LEVEL_LOW-flow.patch b/target/linux/mpc85xx/patches-5.15/110-gpio-mpc8xxx-Fix-support-for-IRQ_TYPE_LEVEL_LOW-flow.patch index c31649d207..e69de29bb2 100644 --- a/target/linux/mpc85xx/patches-5.15/110-gpio-mpc8xxx-Fix-support-for-IRQ_TYPE_LEVEL_LOW-flow.patch +++ b/target/linux/mpc85xx/patches-5.15/110-gpio-mpc8xxx-Fix-support-for-IRQ_TYPE_LEVEL_LOW-flow.patch @@ -1,37 +0,0 @@ -From 29af30435022442ec4eccf3166956b8e0b8a2134 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Pali=20Roh=C3=A1r?= <pali@kernel.org> -Date: Mon, 5 Sep 2022 23:13:47 +0200 -Subject: [PATCH] gpio: mpc8xxx: Fix support for IRQ_TYPE_LEVEL_LOW flow_type - in mpc85xx -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Commit e39d5ef67804 ("powerpc/5xxx: extend mpc8xxx_gpio driver to support -mpc512x gpios") implemented support for IRQ_TYPE_LEVEL_LOW flow type in -mpc512x via falling edge type. Do same for mpc85xx which support was added -in commit 345e5c8a1cc3 ("powerpc: Add interrupt support to mpc8xxx_gpio"). - -Fixes probing of lm90 hwmon driver on mpc85xx based board which use level -interrupt. Without it kernel prints error and refuse lm90 to work: - - [ 15.258370] genirq: Setting trigger mode 8 for irq 49 failed (mpc8xxx_irq_set_type+0x0/0xf8) - [ 15.267168] lm90 0-004c: cannot request IRQ 49 - [ 15.272708] lm90: probe of 0-004c failed with error -22 - -Fixes: 345e5c8a1cc3 ("powerpc: Add interrupt support to mpc8xxx_gpio") -Signed-off-by: Pali Rohár <pali@kernel.org> ---- - drivers/gpio/gpio-mpc8xxx.c | 1 + - 1 file changed, 1 insertion(+) - ---- a/drivers/gpio/gpio-mpc8xxx.c -+++ b/drivers/gpio/gpio-mpc8xxx.c -@@ -172,6 +172,7 @@ static int mpc8xxx_irq_set_type(struct i - - switch (flow_type) { - case IRQ_TYPE_EDGE_FALLING: -+ case IRQ_TYPE_LEVEL_LOW: - raw_spin_lock_irqsave(&mpc8xxx_gc->lock, flags); - gc->write_reg(mpc8xxx_gc->regs + GPIO_ICR, - gc->read_reg(mpc8xxx_gc->regs + GPIO_ICR) |