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i2c: sh_mobile: use new clock calculation formulas for Gen3

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We could finally measure the clock on an Ebisu board. The new formula
gives way better results, i.e. 100kHz instead of 106kHz and 400kHz
instead of 387kHz. Switch to these formulas for all Gen3 SoCs.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Wolfram Sang 2019-02-04 23:00:10 +01:00 committed by Wolfram Sang
parent 43116a0d9a
commit e8a2756750
1 changed files with 3 additions and 3 deletions
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6
drivers/i2c/busses/i2c-sh_mobile.c
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@ -773,11 +773,11 @@ static const struct of_device_id sh_mobile_i2c_dt_ids[] = {
{ .compatible = "renesas,iic-r8a7792", .data = &fast_clock_dt_config },
{ .compatible = "renesas,iic-r8a7793", .data = &fast_clock_dt_config },
{ .compatible = "renesas,iic-r8a7794", .data = &fast_clock_dt_config },
{ .compatible = "renesas,iic-r8a7795", .data = &fast_clock_dt_config },
{ .compatible = "renesas,iic-r8a77990", .data = &fast_clock_dt_config },
{ .compatible = "renesas,iic-r8a7795", .data = &v2_freq_calc_dt_config },
{ .compatible = "renesas,iic-r8a77990", .data = &v2_freq_calc_dt_config },
{ .compatible = "renesas,iic-sh73a0", .data = &fast_clock_dt_config },
{ .compatible = "renesas,rcar-gen2-iic", .data = &fast_clock_dt_config },
{ .compatible = "renesas,rcar-gen3-iic", .data = &fast_clock_dt_config },
{ .compatible = "renesas,rcar-gen3-iic", .data = &v2_freq_calc_dt_config },
{ .compatible = "renesas,rmobile-iic", .data = &default_dt_config },
{},
};