diff options
Diffstat (limited to 'meta-openbmc-mods/meta-common/recipes-kernel/linux/linux-aspeed/0080-i2c-aspeed-filter-garbage-interrupts-out.patch')
| -rw-r--r-- | meta-openbmc-mods/meta-common/recipes-kernel/linux/linux-aspeed/0080-i2c-aspeed-filter-garbage-interrupts-out.patch | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/meta-openbmc-mods/meta-common/recipes-kernel/linux/linux-aspeed/0080-i2c-aspeed-filter-garbage-interrupts-out.patch b/meta-openbmc-mods/meta-common/recipes-kernel/linux/linux-aspeed/0080-i2c-aspeed-filter-garbage-interrupts-out.patch index 89e7b894f..d8e911a54 100644 --- a/meta-openbmc-mods/meta-common/recipes-kernel/linux/linux-aspeed/0080-i2c-aspeed-filter-garbage-interrupts-out.patch +++ b/meta-openbmc-mods/meta-common/recipes-kernel/linux/linux-aspeed/0080-i2c-aspeed-filter-garbage-interrupts-out.patch @@ -1,4 +1,4 @@ -From a90b8f7dfcfcab2d40d1a575e3948ef3a34f643f Mon Sep 17 00:00:00 2001 +From 063957ca24903e7cbebcaa11bde4cc1cc3cbb6a1 Mon Sep 17 00:00:00 2001 From: Jae Hyun Yoo <jae.hyun.yoo@intel.com> Date: Fri, 8 Nov 2019 15:57:27 -0800 Subject: [PATCH] i2c: aspeed: filter garbage interrupts out @@ -12,7 +12,7 @@ Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@intel.com> 1 file changed, 14 insertions(+) diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c -index 62b803e15ce2..c24cecdcfe89 100644 +index 24850fb78ee1..d5a8da4a9009 100644 --- a/drivers/i2c/busses/i2c-aspeed.c +++ b/drivers/i2c/busses/i2c-aspeed.c @@ -87,7 +87,11 @@ @@ -39,10 +39,10 @@ index 62b803e15ce2..c24cecdcfe89 100644 /* 0x14 : I2CD Command/Status Register */ #define ASPEED_I2CD_SCL_LINE_STS BIT(18) -@@ -1021,6 +1030,11 @@ static irqreturn_t aspeed_i2c_bus_irq(int irq, void *dev_id) - /* Ack all interrupts except for Rx done */ +@@ -1065,6 +1074,11 @@ static irqreturn_t aspeed_i2c_bus_irq(int irq, void *dev_id) writel(irq_received & ~ASPEED_I2CD_INTR_RX_DONE, bus->base + ASPEED_I2C_INTR_STS_REG); + readl(bus->base + ASPEED_I2C_INTR_STS_REG); + /* + * AST2600 makes a garbage interrupt which is decribed as 'reserved' + * in datasheet so filter them out. |