On 11/11/2021 at 09:10, Oleksij Rempel wrote:
Add KSZ9477 managed switch evaluation kit with SAMA5D36 MPU:
https://www.microchip.com/en-us/development-tool/evb-ksz9477
Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
Patch looks good to me:
Acked-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxxxxxx>
Thanks Oleksij, best regards,
Nicolas
---
arch/arm/boot/dts/Makefile | 1 +
.../arm/boot/dts/at91-sama5d3_ksz9477_evb.dts | 209 ++++++++++++++++++
2 files changed, 210 insertions(+)
create mode 100644 arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 7e0934180724..ff0557b9dfc7 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -59,6 +59,7 @@ dtb-$(CONFIG_SOC_SAM_V7) += \
at91-sama5d2_icp.dtb \
at91-sama5d2_ptc_ek.dtb \
at91-sama5d2_xplained.dtb \
+ at91-sama5d3_ksz9477_evb.dtb \
at91-sama5d3_xplained.dtb \
at91-dvk_som60.dtb \
at91-gatwick.dtb \
diff --git a/arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts b/arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts
new file mode 100644
index 000000000000..443e8b022897
--- /dev/null
+++ b/arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts
@@ -0,0 +1,209 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright (c) 2021 Oleksij Rempel <kernel@xxxxxxxxxxxxxx>, Pengutronix
+ */
+/dts-v1/;
+#include "sama5d36.dtsi"
+
+/ {
+ model = "EVB-KSZ9477";
+ compatible = "microchip,sama5d3-ksz9477-evb", "atmel,sama5d36",
+ "atmel,sama5d3", "atmel,sama5";
+
+ chosen {
+ stdout-path = &dbgu;
+ };
+
+ reg_3v3: regulator-3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ reg_vcc_mmc0: regulator-mmc0 {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_mcc0_vcc>;
+ regulator-name = "mmc0-vcc";
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <3300000>;
+ gpio = <&pioE 2 GPIO_ACTIVE_LOW>;
+ };
+};
+
+&dbgu {
+ status = "okay";
+};
+
+&ebi {
+ pinctrl-0 = <&pinctrl_ebi_nand_addr>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&i2c0 {
+ pinctrl-0 = <&pinctrl_i2c0_pu>;
+ status = "okay";
+};
+
+&macb0 {
+ phy-mode = "rgmii";
+ status = "okay";
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+};
+
+&main_xtal {
+ clock-frequency = <12000000>;
+};
+
+&mmc0 {
+ pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3
+ &pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>;
+ status = "okay";
+
+ slot@0 {
+ reg = <0>;
+ bus-width = <8>;
+ cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>;
+ disable-wp;
+ vmmc-supply = <®_vcc_mmc0>;
+ vqmmc-supply = <®_3v3>;
+ };
+};
+
+&nand_controller {
+ status = "okay";
+
+ nand@3 {
+ reg = <0x3 0x0 0x2>;
+ atmel,rb = <0>;
+ nand-bus-width = <8>;
+ nand-ecc-mode = "hw";
+ nand-ecc-strength = <4>;
+ nand-ecc-step-size = <512>;
+ nand-on-flash-bbt;
+ label = "atmel_nand";
+ };
+};
+
+&slow_xtal {
+ clock-frequency = <32768>;
+};
+
+&spi0 {
+ cs-gpios = <&pioD 13 GPIO_ACTIVE_LOW>, <0>, <0>,
+ <&pioD 16 GPIO_ACTIVE_LOW>;
+ status = "okay";
+};
+
+&spi1 {
+ pinctrl-0 = <&pinctrl_spi_ksz>;
+ cs-gpios = <&pioC 25 GPIO_ACTIVE_LOW>;
+ status = "okay";
+
+ switch@0 {
+ compatible = "microchip,ksz9477";
+ reg = <0>;
+ spi-max-frequency = <1000000>;
+ spi-cpha;
+ spi-cpol;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ label = "lan1";
+ };
+
+ port@1 {
+ reg = <1>;
+ label = "lan2";
+ };
+
+ port@2 {
+ reg = <2>;
+ label = "lan3";
+ };
+
+ port@3 {
+ reg = <3>;
+ label = "lan4";
+ };
+
+ port@4 {
+ reg = <4>;
+ label = "lan5";
+ };
+
+ port@5 {
+ reg = <5>;
+ label = "cpu";
+ ethernet = <&macb0>;
+ phy-mode = "rgmii-txid";
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+ };
+ };
+};
+
+&usb0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usba_vbus>;
+ atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+};
+
+&pinctrl {
+ board {
+ pinctrl_i2c0_pu: i2c0-pu {
+ atmel,pins =
+ <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
+ <AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ };
+
+ pinctrl_mmc0_cd: mmc0-cd {
+ atmel,pins = <AT91_PIOE 0 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
+
+ pinctrl_mcc0_vcc: mmc0-vcc {
+ atmel,pins = <AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
+
+ pinctrl_spi_ksz: spi-ksz {
+ atmel,pins =
+ <
+ /* SPI1_MISO */
+ AT91_PIOC 22 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ /* SPI1_MOSI */
+ AT91_PIOC 23 AT91_PERIPH_A AT91_PINCTRL_NONE
+ /* SPI1_SPCK */
+ AT91_PIOC 24 AT91_PERIPH_A AT91_PINCTRL_NONE
+
+ /* SPI CS */
+ AT91_PIOC 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
+ /* switch IRQ */
+ AT91_PIOB 28 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH
+ /* switch PME_N, SoC IN */
+ AT91_PIOC 30 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP
+ /* switch RST */
+ AT91_PIOC 31 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH
+ >;
+ };
+
+ pinctrl_usba_vbus: usba-vbus {
+ atmel,pins =
+ <AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
+ };
+ };
+};
--
2.30.2
--
Nicolas Ferre
