[PATCH v2 10/14] ARM: dts: sun8i: Add r_twi I2C controller
Maxime Ripard
maxime.ripard at free-electrons.com
Sat Jun 25 00:16:33 PDT 2016
Hi,
On Sat, Jun 25, 2016 at 05:45:07AM +0200, megous at megous.com wrote:
> From: Ondrej Jirman <megous at megous.com>
>
> H3 SoC contains I2C controller optionally available
> on the PL0 and PL1 pins. This patch makes this controller
> available.
>
> Signed-off-by: Ondrej Jirman <megous at megous.com>
> ---
> arch/arm/boot/dts/sun8i-h3.dtsi | 26 ++++++++++++++++++++++++--
> 1 file changed, 24 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi
> index 56f211e..e32f211 100644
> --- a/arch/arm/boot/dts/sun8i-h3.dtsi
> +++ b/arch/arm/boot/dts/sun8i-h3.dtsi
> @@ -322,8 +322,9 @@
> reg = <0x01f01428 0x4>;
> #clock-cells = <1>;
> clocks = <&apb0>;
> - clock-indices = <0>, <1>;
> - clock-output-names = "apb0_pio", "apb0_ir";
> + clock-indices = <0>, <1>, <6>;
> + clock-output-names = "apb0_pio", "apb0_ir", "apb0_i2c";
> +
The new line is not needed, and it should be part of a separate patch.
> };
>
> ir_clk: ir_clk at 01f01454 {
> @@ -656,6 +657,20 @@
> status = "disabled";
> };
>
> + r_twi: i2c at 01f02400 {
We call it i2c everywhere, please call it that way too.
> + compatible = "allwinner,sun6i-a31-i2c";
> + reg = <0x01f02400 0x400>;
> + interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&r_twi_pins_a>;
> + clocks = <&apb0_gates 6>;
> + clock-frequency = <100000>;
> + resets = <&apb0_reset 6>;
> + status = "disabled";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> gic: interrupt-controller at 01c81000 {
> compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
> reg = <0x01c81000 0x1000>,
> @@ -707,6 +722,13 @@
> allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> };
> +
> + r_twi_pins_a: r_twi at 0 {
> + allwinner,pins = "PL0", "PL1";
> + allwinner,function = "s_twi";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
Separate patch please.
Thanks!
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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