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qi-delay-after-stop.patch
Bitbang I2C could do with delay after last stop before next back-back transaction Signed-off-by: Andy Green <andy@openmoko.com>
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@ -53,7 +53,8 @@ enum i2c_bitbang_states {
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IBS_STOP1,
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IBS_STOP2,
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IBS_STOP3
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IBS_STOP3,
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IBS_STOP4
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};
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/* context for bitbang GPIO pins and transaction */
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@ -193,6 +193,11 @@ int i2c_next_state(struct i2c_bitbang * bb)
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break;
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case IBS_STOP3:
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(bb->set)(1, 1);
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bb->state = IBS_STOP4;
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break;
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case IBS_STOP4:
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(bb->set)(1, 1);
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return 1; /* done */
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}
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