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docs: i2c: summary: update speed mode description
Fastest I2C mode is 5 MHz. Update the docs and reword the paragraph
slightly.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Easwar Hariharan <eahariha@linux.microsoft.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
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Documentation/i2c/summary.rst
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Documentation/i2c/summary.rst
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I²C (pronounce: I squared C and written I2C in the kernel documentation) is
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a protocol developed by Philips. It is a slow two-wire protocol (variable
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speed, up to 400 kHz), with a high speed extension (3.4 MHz). It provides
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an inexpensive bus for connecting many types of devices with infrequent or
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low bandwidth communications needs. I2C is widely used with embedded
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systems. Some systems use variants that don't meet branding requirements,
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=============================
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I²C (pronounce: I squared C and written I2C in the kernel documentation) is
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+
a protocol developed by Philips. It is a two-wire protocol with variable
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+
speed (typically up to 400 kHz, high speed modes up to 5 MHz). It provides
8
an inexpensive bus for connecting many types of devices with infrequent or
9
low bandwidth communications needs. I2C is widely used with embedded
10
systems. Some systems use variants that don't meet branding requirements,