Hi,
This series is the ethernet driver for Toshiba's ARM SoC, Visconti[0].
This provides DT binding documentation, device driver, MAINTAINER files, and updates to DT files.
Best regards,
Nobuhiro
[0]: https://toshiba.semicon-storage.com/ap-en/semiconductor/product/image-recognition-processors-visconti.htmli
Nobuhiro Iwamatsu (4):
dt-bindings: net: Add DT bindings for Toshiba Visconti TMPV7700 SoC
net: stmmac: Add Toshiba Visconti SoCs glue driver
MAINTAINERS: Add entries for Toshiba Visconti ethernet controller
arm: dts: visconti: Add DT support for Toshiba Visconti5 ethernet
controller
.../bindings/net/toshiba,visconti-dwmac.yaml | 87 ++++++
MAINTAINERS | 2 +
.../boot/dts/toshiba/tmpv7708-rm-mbrc.dts | 18 ++
arch/arm64/boot/dts/toshiba/tmpv7708.dtsi | 24 ++
drivers/net/ethernet/stmicro/stmmac/Kconfig | 8 +
drivers/net/ethernet/stmicro/stmmac/Makefile | 1 +
.../ethernet/stmicro/stmmac/dwmac-visconti.c | 292 ++++++++++++++++++
7 files changed, 432 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml
create mode 100644 drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c
--
2.27.0
Add the ethernet controller node in Toshiba Visconti5 SoC-specific DT file.
And enable this node in TMPV7708 RM main board's board-specific DT file.
Signed-off-by: Nobuhiro Iwamatsu <[email protected]>
---
.../boot/dts/toshiba/tmpv7708-rm-mbrc.dts | 18 ++++++++++++++
arch/arm64/boot/dts/toshiba/tmpv7708.dtsi | 24 +++++++++++++++++++
2 files changed, 42 insertions(+)
diff --git a/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts b/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
index ed0bf7f13f54..48fa8776e36f 100644
--- a/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
+++ b/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
@@ -41,3 +41,21 @@ &uart1 {
clocks = <&uart_clk>;
clock-names = "apb_pclk";
};
+
+&piether {
+ status = "okay";
+ phy-handle = <&phy0>;
+ phy-mode = "rgmii-id";
+ clocks = <&clk300mhz>, <&clk125mhz>;
+ clock-names = "stmmaceth", "phy_ref_clk";
+
+ mdio0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "snps,dwmac-mdio";
+ phy0: ethernet-phy@1 {
+ device_type = "ethernet-phy";
+ reg = <0x1>;
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi b/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
index 242f25f4e12a..fabb8d66ef93 100644
--- a/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
+++ b/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
@@ -134,6 +134,20 @@ uart_clk: uart-clk {
#clock-cells = <0>;
};
+ clk125mhz: clk125mhz {
+ compatible = "fixed-clock";
+ clock-frequency = <125000000>;
+ #clock-cells = <0>;
+ clock-output-names = "clk125mhz";
+ };
+
+ clk300mhz: clk300mhz {
+ compatible = "fixed-clock";
+ clock-frequency = <300000000>;
+ #clock-cells = <0>;
+ clock-output-names = "clk300mhz";
+ };
+
soc {
#address-cells = <2>;
#size-cells = <2>;
@@ -384,6 +398,16 @@ spi6: spi@28146000 {
#size-cells = <0>;
status = "disabled";
};
+
+ piether: ethernet@28000000 {
+ compatible = "toshiba,visconti-dwmac";
+ reg = <0 0x28000000 0 0x10000>;
+ interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq";
+ snps,txpbl = <4>;
+ snps,rxpbl = <4>;
+ status = "disabled";
+ };
};
};
--
2.27.0
Add device tree bindings for ethernet controller of Toshiba Visconti
TMPV7700 SoC series.
Signed-off-by: Nobuhiro Iwamatsu <[email protected]>
---
.../bindings/net/toshiba,visconti-dwmac.yaml | 87 +++++++++++++++++++
1 file changed, 87 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml
diff --git a/Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml b/Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml
new file mode 100644
index 000000000000..21ae140cfd5c
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml
@@ -0,0 +1,87 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/net/toshiba,visconti-dwmac.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Toshiba Visconti DWMAC Ethernet controller
+
+maintainers:
+ - Nobuhiro Iwamatsu <[email protected]>
+
+select:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - toshiba,visconti-dwmac
+ required:
+ - compatible
+
+allOf:
+ - $ref: "snps,dwmac.yaml#"
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - enum:
+ - toshiba,visconti-dwmac
+ - const: snps,dwmac-4.10a
+
+ reg:
+ items:
+ - description:
+ A register range should be the one of the DWMAC controller
+
+ clocks:
+ items:
+ - description: main clock
+ - description: PHY reference clock
+
+ clock-names:
+ items:
+ - const: stmmaceth
+ - const: phy_ref_clk
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ piether: ethernet@28000000 {
+ compatible = "toshiba,visconti-dwmac", "snps,dwmac-4.10a";
+ reg = <0 0x28000000 0 0x10000>;
+ interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq";
+ clocks = <&clk300mhz>, <&clk125mhz>;
+ clock-names = "stmmaceth", "phy_ref_clk";
+ snps,txpbl = <4>;
+ snps,rxpbl = <4>;
+ dma-coherent;
+ phy-mode = "rgmii";
+ phy-handle = <&phy0>;
+
+ mdio0 {
+ #address-cells = <0x1>;
+ #size-cells = <0x0>;
+ compatible = "snps,dwmac-mdio";
+
+ phy0: ethernet-phy@1 {
+ device_type = "ethernet-phy";
+ reg = <0x1>;
+ };
+ };
+ };
+ };
--
2.27.0
Add entries for Toshiba Visconti ethernet controller binding and driver.
Signed-off-by: Nobuhiro Iwamatsu <[email protected]>
---
MAINTAINERS | 2 ++
1 file changed, 2 insertions(+)
diff --git a/MAINTAINERS b/MAINTAINERS
index cbf4b94f89d4..6be4bdaabf32 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2641,8 +2641,10 @@ L: [email protected] (moderated for non-subscribers)
S: Supported
T: git git://git.kernel.org/pub/scm/linux/kernel/git/iwamatsu/linux-visconti.git
F: Documentation/devicetree/bindings/arm/toshiba.yaml
+F: Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml
F: Documentation/devicetree/bindings/pinctrl/toshiba,tmpv7700-pinctrl.yaml
F: arch/arm64/boot/dts/toshiba/
+F: drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.c
F: drivers/pinctrl/visconti/
N: visconti
--
2.27.0