Commit 20bf099da7 for qemu.org

commit 20bf099da7c0dff3494cc36ae43add1ff376be52
Author: botszhuang <huang.botsz@gmail.com>
Date:   Tue Aug 11 20:14:11 2026 +0100

    hw/i2c/bcm2835_i2c: Correct iomem size

    The last valid register is the Clock Stretch Timeout (CLKT) at
    offset 0x1c. Since it is a 32-bit register, the total memory
    region size should be 0x1c + 4 = 0x20.

    Update the size parameter in memory_region_init_io() from 0x24
    to 0x20 to accurately reflect the hardware specification.


    Suggested-by: Philippe Mathieu-Daudé <philmd@oss.qualcomm.com>
    Signed-off-by: botszhuang <huang.botsz@gmail.com>
    Reviewed-by: Philippe Mathieu-Daudé <philmd@oss.qualcomm.com>
    Message-id: 20260804144611.31735-1-huang.botsz@gmail.com
    Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/hw/i2c/bcm2835_i2c.c b/hw/i2c/bcm2835_i2c.c
index 34de1f36e5..5f6093087d 100644
--- a/hw/i2c/bcm2835_i2c.c
+++ b/hw/i2c/bcm2835_i2c.c
@@ -222,7 +222,7 @@ static void bcm2835_i2c_realize(DeviceState *dev, Error **errp)
     s->bus = i2c_init_bus(dev, NULL);

     memory_region_init_io(&s->iomem, OBJECT(dev), &bcm2835_i2c_ops, s,
-                          TYPE_BCM2835_I2C, 0x24);
+                          TYPE_BCM2835_I2C, 0x20);
     sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->iomem);
     sysbus_init_irq(SYS_BUS_DEVICE(dev), &s->irq);
 }