From a5969cabbb4660eab42b6ef0412cbbd1200cf14d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 12 Oct 2024 07:10:09 +0000
Subject: [PATCH] 修改led为gpio
---
kernel/drivers/i2c/busses/i2c-aspeed.c | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/kernel/drivers/i2c/busses/i2c-aspeed.c b/kernel/drivers/i2c/busses/i2c-aspeed.c
index 724bf30..dac46bc 100644
--- a/kernel/drivers/i2c/busses/i2c-aspeed.c
+++ b/kernel/drivers/i2c/busses/i2c-aspeed.c
@@ -693,13 +693,16 @@
if (time_left == 0) {
/*
- * If timed out and bus is still busy in a multi master
- * environment, attempt recovery at here.
+ * In a multi-master setup, if a timeout occurs, attempt
+ * recovery. But if the bus is idle, we still need to reset the
+ * i2c controller to clear the remaining interrupts.
*/
if (bus->multi_master &&
(readl(bus->base + ASPEED_I2C_CMD_REG) &
ASPEED_I2CD_BUS_BUSY_STS))
aspeed_i2c_recover_bus(bus);
+ else
+ aspeed_i2c_reset(bus);
/*
* If timed out and the state is still pending, drop the pending
--
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