From a94d306b71a5202cb928a7a1328dedab4fe0e968 Mon Sep 17 00:00:00 2001 From: Nicola Corna Date: Thu, 29 Oct 2015 12:34:24 +0100 Subject: [PATCH] i2c: algo-bit: add I2C_AQ_NO_CLK_STRETCH Add I2C_AQ_NO_CLK_STRETCH to drivers/i2c/algos/i2c-algo-bit.c when getscl is not available. Signed-off-by: Nicola Corna Signed-off-by: Wolfram Sang --- drivers/i2c/algos/i2c-algo-bit.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c index 899bede81b31..9d233bbde5e1 100644 --- a/drivers/i2c/algos/i2c-algo-bit.c +++ b/drivers/i2c/algos/i2c-algo-bit.c @@ -617,6 +617,10 @@ const struct i2c_algorithm i2c_bit_algo = { }; EXPORT_SYMBOL(i2c_bit_algo); +const struct i2c_adapter_quirks i2c_bit_quirk_no_clk_stretch = { + .flags = I2C_AQ_NO_CLK_STRETCH, +}; + /* * registering functions to load algorithms at runtime */ @@ -635,6 +639,8 @@ static int __i2c_bit_add_bus(struct i2c_adapter *adap, /* register new adapter to i2c module... */ adap->algo = &i2c_bit_algo; adap->retries = 3; + if (bit_adap->getscl == NULL) + adap->quirks = &i2c_bit_quirk_no_clk_stretch; ret = add_adapter(adap); if (ret < 0) -- 2.30.2