Jean-Hugues Deschenes wrote:
This is the v2 version of the patch which adds support
for the i2c Designware controller when its endianness
differs from that of the cpu.
---
Changelog v1->v2
- rename i2c_dw_(read|write)l to dw_(read|write)l (Shinya Kuribayashi)
- rename dw_(read|write)l's addr argument to offset (Shinya Kuribayashi)
- replace (if constant == x) with (if x == constant) (Ben Dooks)
---
Signed-off-by: Jean-Hugues Deschenes <jean-hugues.deschenes@xxxxxxxxxxx>
All three patches look good, and work for my BE machines.
Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi@xxxxxxxxx>
---
diff --git a/drivers/i2c/busses/i2c-designware.c b/drivers/i2c/busses/i2c-designware.c
index 362dd9e..ce20fc8 100644
--- a/drivers/i2c/busses/i2c-designware.c
+++ b/drivers/i2c/busses/i2c-designware.c
@@ -778,6 +783,12 @@ static int __devinit dw_i2c_probe(struct platform_device *pdev)
r = -ENODEV;
goto err_iounmap;
}
+
+ printk("### comp_type = 0x%08x\n", comp_type);
+ printk("### ___constant_swab32(0x44570140) = 0x%08x\n",
+ ___constant_swab32(0x44570140));
+ printk("### swab = %d\n", dev->swab);
+
}
{
u32 param1 = dw_readl(dev, DW_IC_COMP_PARAM_1);
[...]
i2c /dev entries driver
### comp_type = 0x44570140
### ___constant_swab32(0x44570140) = 0x40015744
### swab = 0
### comp_type = 0x44570140
### ___constant_swab32(0x44570140) = 0x40015744
### swab = 0
### comp_type = 0x44570140
### ___constant_swab32(0x44570140) = 0x40015744
### swab = 0
--
Shinya Kuribayashi
NEC Electronics
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