linux-mips
[Top] [All Lists]

[PATCH 16/16] i2c-designware: Add I2C_FUNC_SMBUS_* bits

To: baruch@tkos.co.il, linux-i2c@vger.kernel.org
Subject: [PATCH 16/16] i2c-designware: Add I2C_FUNC_SMBUS_* bits
From: Shinya Kuribayashi <shinya.kuribayashi@necel.com>
Date: Tue, 13 Oct 2009 11:54:21 +0900
Cc: ben-linux@fluff.org, linux-mips@linux-mips.org, linux-arm-kernel@lists.infradead.org
In-reply-to: <4AD3E974.8080200@necel.com>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <4AD3E974.8080200@necel.com>
Sender: linux-mips-bounce@linux-mips.org
User-agent: Thunderbird 2.0.0.23 (Windows/20090812)
This will ease our testing a bit with i2c-tools.  Note that DW I2C core
doesn't support I2C_FUNC_SMBUS_QUICK, as it's not capable of slave-
addressing-only I2C transactions.

Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi@necel.com>
---
drivers/i2c/busses/i2c-designware.c |    9 ++++++++-
1 files changed, 8 insertions(+), 1 deletions(-)

diff --git a/drivers/i2c/busses/i2c-designware.c 
b/drivers/i2c/busses/i2c-designware.c
index 6f85e28..80c8b8a 100644
--- a/drivers/i2c/busses/i2c-designware.c
+++ b/drivers/i2c/busses/i2c-designware.c
@@ -529,7 +529,14 @@ done:

static u32 i2c_dw_func(struct i2c_adapter *adap)
{
-       return I2C_FUNC_I2C | I2C_FUNC_10BIT_ADDR;
+       return  I2C_FUNC_I2C |
+               I2C_FUNC_10BIT_ADDR |
+               I2C_FUNC_SMBUS_BYTE |
+               I2C_FUNC_SMBUS_BYTE_DATA |
+               I2C_FUNC_SMBUS_WORD_DATA |
+               I2C_FUNC_SMBUS_BLOCK_DATA |
+               I2C_FUNC_SMBUS_I2C_BLOCK |
+               I2C_FUNC_SMBUS_I2C_BLOCK_2;
}

static u32 i2c_dw_read_clear_intrbits(struct dw_i2c_dev *dev)
--
1.6.5


<Prev in Thread] Current Thread [Next in Thread>