Re: [PATCH] arm64: dts: visconti: Add PCIe host controller support for TMPV7708 SoC
From: Nobuhiro Iwamatsu
Date: Wed Sep 08 2021 - 20:34:18 EST
Hi,
On Tue, Sep 07, 2021 at 01:25:00PM +0900, Nobuhiro Iwamatsu wrote:
> Add PCIe node and fixed clock for PCIe in TMPV7708's dtsi,
> and tmpv7708-rm-mbrc boards's dts.
>
> Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@xxxxxxxxxxxxx>
> ---
> .../boot/dts/toshiba/tmpv7708-rm-mbrc.dts | 6 +++
> arch/arm64/boot/dts/toshiba/tmpv7708.dtsi | 52 +++++++++++++++++++
> 2 files changed, 58 insertions(+)
>
Applied, thanks.
Best regards,
Nobuhiro
> diff --git a/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts b/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
> index 29a4d9fc1e47..9375b0faeea2 100644
> --- a/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
> +++ b/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
> @@ -76,3 +76,9 @@ &pwm_mux {
> &pwm {
> status = "okay";
> };
> +
> +&pcie {
> + status = "okay";
> + clocks = <&extclk100mhz>, <&clk600mhz>, <&clk25mhz>;
> + clock-names = "ref", "core", "aux";
> +};
> diff --git a/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi b/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
> index 4b4231ff43cf..5db9a012d6fc 100644
> --- a/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
> +++ b/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
> @@ -134,6 +134,13 @@ uart_clk: uart-clk {
> #clock-cells = <0>;
> };
>
> + clk25mhz: clk25mhz {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <25000000>;
> + clock-output-names = "clk25mhz";
> + };
> +
> clk125mhz: clk125mhz {
> compatible = "fixed-clock";
> clock-frequency = <125000000>;
> @@ -148,6 +155,20 @@ clk300mhz: clk300mhz {
> clock-output-names = "clk300mhz";
> };
>
> + clk600mhz: clk600mhz {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <600000000>;
> + clock-output-names = "clk600mhz";
> + };
> +
> + extclk100mhz: extclk100mhz {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <100000000>;
> + clock-output-names = "extclk100mhz";
> + };
> +
> wdt_clk: wdt-clk {
> compatible = "fixed-clock";
> clock-frequency = <150000000>;
> @@ -441,6 +462,37 @@ pwm: pwm@241c0000 {
> #pwm-cells = <2>;
> status = "disabled";
> };
> +
> + pcie: pcie@28400000 {
> + compatible = "toshiba,visconti-pcie";
> + reg = <0x0 0x28400000 0x0 0x00400000>,
> + <0x0 0x70000000 0x0 0x10000000>,
> + <0x0 0x28050000 0x0 0x00010000>,
> + <0x0 0x24200000 0x0 0x00002000>,
> + <0x0 0x24162000 0x0 0x00001000>;
> + reg-names = "dbi", "config", "ulreg", "smu", "mpu";
> + device_type = "pci";
> + bus-range = <0x00 0xff>;
> + num-lanes = <2>;
> + num-viewport = <8>;
> +
> + #address-cells = <3>;
> + #size-cells = <2>;
> + #interrupt-cells = <1>;
> + ranges = <0x81000000 0 0x40000000 0 0x40000000 0 0x00010000
> + 0x82000000 0 0x50000000 0 0x50000000 0 0x20000000>;
> + interrupts = <GIC_SPI 211 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-names = "msi", "intr";
> + interrupt-map-mask = <0 0 0 7>;
> + interrupt-map =
> + <0 0 0 1 &gic GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH
> + 0 0 0 2 &gic GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH
> + 0 0 0 3 &gic GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH
> + 0 0 0 4 &gic GIC_SPI 215 IRQ_TYPE_LEVEL_HIGH>;
> + max-link-speed = <2>;
> + status = "disabled";
> + };
> };
> };
>
> --
> 2.32.0
>
>