[PATCH] i2c: exynos5: add support for HSI2C on Exynos5260 SoC
wsa at the-dreams.de
Wed May 21 03:34:32 PDT 2014
On Mon, Apr 28, 2014 at 02:29:58PM +0530, Naveen Krishna Chatradhi wrote:
> HSI2C module on Exynos5260 differs from current modules in
> following ways:
> 1. HSI2C on Exynos5260 has fifo_depth of 16bytes
> 2. Module needs to be reset as a part of init sequence.
> Hence, Following changes are involved.
> 1. Add a new compatible string and Updates the Documentation dt bindings.
> 2. Introduce a variant struct to support the changes in H/W
> 3. Reset the module during init. Thus, bringing the module back
> to default state irrespective of what firmware did with it.
> Signed-off-by: Naveen Krishna Chatradhi <ich.naveen at samsung.com>
> Signed-off-by: Pankaj Dubey <pankaj.dubey at samsung.com>
> - fifo_ctl |= HSI2C_RXFIFO_TRIGGER_LEVEL(HSI2C_DEF_TXFIFO_LVL);
> + trig_lvl = (i2c->msg->len > i2c->variant->fifo_depth) ?
> + (i2c->variant->fifo_depth * 3/4) : i2c->msg->len;
> + fifo_ctl |= HSI2C_RXFIFO_TRIGGER_LEVEL(trig_lvl);
Dunno why checkpatch missed the 'space around operator' issue, yet I
fixed it here...
Applied to for-next, thanks!
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