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| author |   Geert Uytterhoeven <geert+renesas@glider.be> | 2021-05-04 16:41:24 +0200 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2021-05-25 09:58:30 +0200 |
| commit | d4ea5c61e15adb3995a9944b96e842ce7faaa450 (patch) | |
| tree | e1e520daf357d69e6f84121b26f55c5fbaf3cc74 /arch/arm/boot/dts/r8a7778.dtsi | |
| parent | arm64: dts: renesas: eagle: Add x1 clock (diff) | |
| download | linux-dev-d4ea5c61e15adb3995a9944b96e842ce7faaa450.tar.xz linux-dev-d4ea5c61e15adb3995a9944b96e842ce7faaa450.zip | |
ARM: dts: rcar-gen1: Correct internal delay for i2c[123]
According to the R-Car M1A and H1 Hardware User's Manuals Rev. 1.00, the
LSI internal delay for I2C instances 1 to 3 is 5 ns (typ.), which
differs from the default 50 ns as specified for instance 0.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/1eac63f15a776e492ff8a2d8447c5e1019982dd1.1620138979.git.geert+renesas@glider.be
Link: https://lore.kernel.org/r/73c96fd455df82ef04fd1db6d7dd79b4679f6c56.1620138979.git.geert+renesas@glider.be
Diffstat (limited to 'arch/arm/boot/dts/r8a7778.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/r8a7778.dtsi | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7778.dtsi b/arch/arm/boot/dts/r8a7778.dtsi index c9f8735860bf..95efbafb0b70 100644 --- a/arch/arm/boot/dts/r8a7778.dtsi +++ b/arch/arm/boot/dts/r8a7778.dtsi @@ -166,6 +166,7 @@ interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp0_clks R8A7778_CLK_I2C1>; power-domains = <&cpg_clocks>; + i2c-scl-internal-delay-ns = <5>; status = "disabled"; }; @@ -177,6 +178,7 @@ interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp0_clks R8A7778_CLK_I2C2>; power-domains = <&cpg_clocks>; + i2c-scl-internal-delay-ns = <5>; status = "disabled"; }; @@ -188,6 +190,7 @@ interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp0_clks R8A7778_CLK_I2C3>; power-domains = <&cpg_clocks>; + i2c-scl-internal-delay-ns = <5>; status = "disabled"; }; |