Add the tdm controller node and pins configuration of tdm for the StarFive JH7110 SoC. Reviewed-by: Hal Feng <hal.feng@xxxxxxxxxxxxxxxx> Signed-off-by: Walker Chen <walker.chen@xxxxxxxxxxxxxxxx> --- .../jh7110-starfive-visionfive-2.dtsi | 40 +++++++++++++++++++ arch/riscv/boot/dts/starfive/jh7110.dtsi | 21 ++++++++++ 2 files changed, 61 insertions(+) diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi index 5feff4673503..f49992097448 100644 --- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi +++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi @@ -265,6 +265,40 @@ slew-rate = <0>; }; }; + + tdm_pins: tdm-0 { + tx-pins { + pinmux = <GPIOMUX(44, GPOUT_SYS_TDM_TXD, + GPOEN_ENABLE, + GPI_NONE)>; + bias-pull-up; + drive-strength = <2>; + input-disable; + input-schmitt-disable; + slew-rate = <0>; + }; + + rx-pins { + pinmux = <GPIOMUX(61, GPOUT_HIGH, + GPOEN_DISABLE, + GPI_SYS_TDM_RXD)>; + input-enable; + }; + + sync-pins { + pinmux = <GPIOMUX(63, GPOUT_HIGH, + GPOEN_DISABLE, + GPI_SYS_TDM_SYNC)>; + input-enable; + }; + + pcmclk-pins { + pinmux = <GPIOMUX(38, GPOUT_HIGH, + GPOEN_DISABLE, + GPI_SYS_TDM_CLK)>; + input-enable; + }; + }; }; &uart0 { @@ -273,6 +307,12 @@ status = "okay"; }; +&tdm { + pinctrl-names = "default"; + pinctrl-0 = <&tdm_pins>; + status = "okay"; +}; + &U74_1 { cpu-supply = <&vdd_cpu>; }; diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi index 411a1bd4ddc9..d3973f5e315c 100644 --- a/arch/riscv/boot/dts/starfive/jh7110.dtsi +++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi @@ -446,6 +446,27 @@ status = "disabled"; }; + tdm: tdm@10090000 { + compatible = "starfive,jh7110-tdm"; + reg = <0x0 0x10090000 0x0 0x1000>; + clocks = <&syscrg JH7110_SYSCLK_TDM_AHB>, + <&syscrg JH7110_SYSCLK_TDM_APB>, + <&syscrg JH7110_SYSCLK_TDM_INTERNAL>, + <&syscrg JH7110_SYSCLK_TDM_TDM>, + <&syscrg JH7110_SYSCLK_MCLK_INNER>, + <&tdm_ext>; + clock-names = "tdm_ahb", "tdm_apb", + "tdm_internal", "tdm", + "mclk_inner", "tdm_ext"; + resets = <&syscrg JH7110_SYSRST_TDM_AHB>, + <&syscrg JH7110_SYSRST_TDM_APB>, + <&syscrg JH7110_SYSRST_TDM_CORE>; + dmas = <&dma 20>, <&dma 21>; + dma-names = "rx","tx"; + #sound-dai-cells = <0>; + status = "disabled"; + }; + stgcrg: clock-controller@10230000 { compatible = "starfive,jh7110-stgcrg"; reg = <0x0 0x10230000 0x0 0x10000>; -- 2.17.1