diff mbox series

[v5,2/8] arm64: dts: ti: k3-j721s2-main: Add SERDES and WIZ device tree node

Message ID 20221103044125.172864-3-mranostay@ti.com (mailing list archive)
State New, archived
Headers show
Series J721S2: Add support for additional IPs | expand

Commit Message

Matt Ranostay Nov. 3, 2022, 4:41 a.m. UTC 
Add dt node for the single instance of WIZ (SERDES wrapper) and
SERDES module shared by PCIe, eDP and USB.

Cc: Vignesh Raghavendra <vigneshr@ti.com>
Cc: Nishanth Menon <nm@ti.com>
Signed-off-by: Matt Ranostay <mranostay@ti.com>
---
 arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 53 ++++++++++++++++++++++
 1 file changed, 53 insertions(+)

Comments

Ravi Gunasekaran Nov. 16, 2022, 8:58 a.m. UTC | #1 
Matt,

On 03/11/22 10:11 am, Matt Ranostay wrote:
> Add dt node for the single instance of WIZ (SERDES wrapper) and
> SERDES module shared by PCIe, eDP and USB.
> 
> Cc: Vignesh Raghavendra <vigneshr@ti.com>
> Cc: Nishanth Menon <nm@ti.com>
> Signed-off-by: Matt Ranostay <mranostay@ti.com>
> ---
>  arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 53 ++++++++++++++++++++++
>  1 file changed, 53 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> index 93b71d079b4f..6f9ccf52363e 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> @@ -5,6 +5,16 @@
>   * Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com/
>   */
>  
> +#include <dt-bindings/phy/phy-cadence.h>
> +#include <dt-bindings/phy/phy-ti.h>
> +
> +/ {
> +	serdes_refclk: clock-cmnrefclk {
> +		#clock-cells = <0>;
> +		compatible = "fixed-clock";
> +	};
> +};
> +
>  &cbass_main {
>  	msmc_ram: sram@70000000 {
>  		compatible = "mmio-sram";
> @@ -38,6 +48,13 @@ usb_serdes_mux: mux-controller-0 {
>  			#mux-control-cells = <1>;
>  			mux-reg-masks = <0x0 0x8000000>; /* USB0 to SERDES0 lane 1/3 mux */
>  		};
> +
> +		serdes_ln_ctrl: mux-controller-80 {
> +			compatible = "mmio-mux";
> +			#mux-control-cells = <1>;
> +			mux-reg-masks = <0x80 0x3>, <0x84 0x3>, /* SERDES0 lane0/1 select */
> +					<0x88 0x3>, <0x8c 0x3>; /* SERDES0 lane2/3 select */
> +		};
>  	};
>  
>  	gic500: interrupt-controller@1800000 {
> @@ -768,6 +785,42 @@ usb0: usb@6000000 {
>  		};
>  	};
>  
> +	serdes_wiz0: wiz@5060000 {
> +		compatible = "ti,am64-wiz-10g";

Should this be "ti,am64-wiz-10g" or "ti,j721e-wiz-10g" ?

> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		power-domains = <&k3_pds 365 TI_SCI_PD_EXCLUSIVE>;
> +		clocks = <&k3_clks 365 0>, <&k3_clks 365 3>, <&serdes_refclk>;
> +		clock-names = "fck", "core_ref_clk", "ext_ref_clk";
> +		num-lanes = <4>;
> +		#reset-cells = <1>;
> +		#clock-cells = <1>;
> +		ranges = <0x5060000 0x0 0x5060000 0x10000>;
> +
> +		assigned-clocks = <&k3_clks 365 3>;
> +		assigned-clock-parents = <&k3_clks 365 7>;
> +
> +		serdes0: serdes@5060000 {
> +			compatible = "ti,j721e-serdes-10g";
> +			reg = <0x05060000 0x00010000>;
> +			reg-names = "torrent_phy";
> +			resets = <&serdes_wiz0 0>;
> +			reset-names = "torrent_reset";
> +			clocks = <&serdes_wiz0 TI_WIZ_PLL0_REFCLK>,
> +				 <&serdes_wiz0 TI_WIZ_PHY_EN_REFCLK>;
> +			clock-names = "refclk", "phy_en_refclk";
> +			assigned-clocks = <&serdes_wiz0 TI_WIZ_PLL0_REFCLK>,
> +					  <&serdes_wiz0 TI_WIZ_PLL1_REFCLK>,
> +					  <&serdes_wiz0 TI_WIZ_REFCLK_DIG>;
> +			assigned-clock-parents = <&k3_clks 365 3>,
> +						 <&k3_clks 365 3>,
> +						 <&k3_clks 365 3>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			#clock-cells = <1>;
> +		};
> +	};
> +
>  	main_mcan0: can@2701000 {
>  		compatible = "bosch,m_can";
>  		reg = <0x00 0x02701000 0x00 0x200>,
Matt Ranostay Nov. 18, 2022, 9:58 a.m. UTC | #2 
On Wed, Nov 16, 2022 at 02:28:04PM +0530, Ravi Gunasekaran wrote:
> 
> Matt,
> 
> On 03/11/22 10:11 am, Matt Ranostay wrote:
> > Add dt node for the single instance of WIZ (SERDES wrapper) and
> > SERDES module shared by PCIe, eDP and USB.
> > 
> > Cc: Vignesh Raghavendra <vigneshr@ti.com>
> > Cc: Nishanth Menon <nm@ti.com>
> > Signed-off-by: Matt Ranostay <mranostay@ti.com>
> > ---
> >  arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 53 ++++++++++++++++++++++
> >  1 file changed, 53 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> > index 93b71d079b4f..6f9ccf52363e 100644
> > --- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> > +++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
> > @@ -5,6 +5,16 @@
> >   * Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com/
> >   */
> >  
> > +#include <dt-bindings/phy/phy-cadence.h>
> > +#include <dt-bindings/phy/phy-ti.h>
> > +
> > +/ {
> > +	serdes_refclk: clock-cmnrefclk {
> > +		#clock-cells = <0>;
> > +		compatible = "fixed-clock";
> > +	};
> > +};
> > +
> >  &cbass_main {
> >  	msmc_ram: sram@70000000 {
> >  		compatible = "mmio-sram";
> > @@ -38,6 +48,13 @@ usb_serdes_mux: mux-controller-0 {
> >  			#mux-control-cells = <1>;
> >  			mux-reg-masks = <0x0 0x8000000>; /* USB0 to SERDES0 lane 1/3 mux */
> >  		};
> > +
> > +		serdes_ln_ctrl: mux-controller-80 {
> > +			compatible = "mmio-mux";
> > +			#mux-control-cells = <1>;
> > +			mux-reg-masks = <0x80 0x3>, <0x84 0x3>, /* SERDES0 lane0/1 select */
> > +					<0x88 0x3>, <0x8c 0x3>; /* SERDES0 lane2/3 select */
> > +		};
> >  	};
> >  
> >  	gic500: interrupt-controller@1800000 {
> > @@ -768,6 +785,42 @@ usb0: usb@6000000 {
> >  		};
> >  	};
> >  
> > +	serdes_wiz0: wiz@5060000 {
> > +		compatible = "ti,am64-wiz-10g";
> 
> Should this be "ti,am64-wiz-10g" or "ti,j721e-wiz-10g" ?
>

Using ti,am64-wiz-10g because that allows the newer clock scheme
to be used.

- Matt

> > +		#address-cells = <1>;
> > +		#size-cells = <1>;
> > +		power-domains = <&k3_pds 365 TI_SCI_PD_EXCLUSIVE>;
> > +		clocks = <&k3_clks 365 0>, <&k3_clks 365 3>, <&serdes_refclk>;
> > +		clock-names = "fck", "core_ref_clk", "ext_ref_clk";
> > +		num-lanes = <4>;
> > +		#reset-cells = <1>;
> > +		#clock-cells = <1>;
> > +		ranges = <0x5060000 0x0 0x5060000 0x10000>;
> > +
> > +		assigned-clocks = <&k3_clks 365 3>;
> > +		assigned-clock-parents = <&k3_clks 365 7>;
> > +
> > +		serdes0: serdes@5060000 {
> > +			compatible = "ti,j721e-serdes-10g";
> > +			reg = <0x05060000 0x00010000>;
> > +			reg-names = "torrent_phy";
> > +			resets = <&serdes_wiz0 0>;
> > +			reset-names = "torrent_reset";
> > +			clocks = <&serdes_wiz0 TI_WIZ_PLL0_REFCLK>,
> > +				 <&serdes_wiz0 TI_WIZ_PHY_EN_REFCLK>;
> > +			clock-names = "refclk", "phy_en_refclk";
> > +			assigned-clocks = <&serdes_wiz0 TI_WIZ_PLL0_REFCLK>,
> > +					  <&serdes_wiz0 TI_WIZ_PLL1_REFCLK>,
> > +					  <&serdes_wiz0 TI_WIZ_REFCLK_DIG>;
> > +			assigned-clock-parents = <&k3_clks 365 3>,
> > +						 <&k3_clks 365 3>,
> > +						 <&k3_clks 365 3>;
> > +			#address-cells = <1>;
> > +			#size-cells = <0>;
> > +			#clock-cells = <1>;
> > +		};
> > +	};
> > +
> >  	main_mcan0: can@2701000 {
> >  		compatible = "bosch,m_can";
> >  		reg = <0x00 0x02701000 0x00 0x200>,
> 
> -- 
> Regards,
> Ravi
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
index 93b71d079b4f..6f9ccf52363e 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
@@ -5,6 +5,16 @@ 
  * Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com/
  */
 
+#include <dt-bindings/phy/phy-cadence.h>
+#include <dt-bindings/phy/phy-ti.h>
+
+/ {
+	serdes_refclk: clock-cmnrefclk {
+		#clock-cells = <0>;
+		compatible = "fixed-clock";
+	};
+};
+
 &cbass_main {
 	msmc_ram: sram@70000000 {
 		compatible = "mmio-sram";
@@ -38,6 +48,13 @@  usb_serdes_mux: mux-controller-0 {
 			#mux-control-cells = <1>;
 			mux-reg-masks = <0x0 0x8000000>; /* USB0 to SERDES0 lane 1/3 mux */
 		};
+
+		serdes_ln_ctrl: mux-controller-80 {
+			compatible = "mmio-mux";
+			#mux-control-cells = <1>;
+			mux-reg-masks = <0x80 0x3>, <0x84 0x3>, /* SERDES0 lane0/1 select */
+					<0x88 0x3>, <0x8c 0x3>; /* SERDES0 lane2/3 select */
+		};
 	};
 
 	gic500: interrupt-controller@1800000 {
@@ -768,6 +785,42 @@  usb0: usb@6000000 {
 		};
 	};
 
+	serdes_wiz0: wiz@5060000 {
+		compatible = "ti,am64-wiz-10g";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		power-domains = <&k3_pds 365 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 365 0>, <&k3_clks 365 3>, <&serdes_refclk>;
+		clock-names = "fck", "core_ref_clk", "ext_ref_clk";
+		num-lanes = <4>;
+		#reset-cells = <1>;
+		#clock-cells = <1>;
+		ranges = <0x5060000 0x0 0x5060000 0x10000>;
+
+		assigned-clocks = <&k3_clks 365 3>;
+		assigned-clock-parents = <&k3_clks 365 7>;
+
+		serdes0: serdes@5060000 {
+			compatible = "ti,j721e-serdes-10g";
+			reg = <0x05060000 0x00010000>;
+			reg-names = "torrent_phy";
+			resets = <&serdes_wiz0 0>;
+			reset-names = "torrent_reset";
+			clocks = <&serdes_wiz0 TI_WIZ_PLL0_REFCLK>,
+				 <&serdes_wiz0 TI_WIZ_PHY_EN_REFCLK>;
+			clock-names = "refclk", "phy_en_refclk";
+			assigned-clocks = <&serdes_wiz0 TI_WIZ_PLL0_REFCLK>,
+					  <&serdes_wiz0 TI_WIZ_PLL1_REFCLK>,
+					  <&serdes_wiz0 TI_WIZ_REFCLK_DIG>;
+			assigned-clock-parents = <&k3_clks 365 3>,
+						 <&k3_clks 365 3>,
+						 <&k3_clks 365 3>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			#clock-cells = <1>;
+		};
+	};
+
 	main_mcan0: can@2701000 {
 		compatible = "bosch,m_can";
 		reg = <0x00 0x02701000 0x00 0x200>,