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authorCristian Ciocaltea <cristian.ciocaltea@collabora.com>2023-12-21 00:17:40 +0300
committerEmil Renner Berthing <emil.renner.berthing@canonical.com>2024-04-13 23:33:32 +0300
commit1f046d13b3038a340b767b9654449e8d236d6216 (patch)
tree744c67b885d0f810674984aa319a0cd6192945a6
parent4598713555c5076b3f4fc753320359d50814dd1b (diff)
downloadlinux-1f046d13b3038a340b767b9654449e8d236d6216.tar.xz
riscv: dts: starfive: jh7100-common: Setup pinmux and enable gmac
Add pinmux configuration for DWMAC found on the JH7100 based boards and enable the related DT node, providing a basic PHY configuration. Co-developed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com> Signed-off-by: Emil Renner Berthing <emil.renner.berthing@canonical.com> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> Reviewed-by: Jacob Keller <jacob.e.keller@intel.com> Reviewed-by: Emil Renner Berthing <emil.renner.berthing@canonical.com> Signed-off-by: Conor Dooley <conor.dooley@microchip.com> (cherry picked from commit 6e204aa2116cf9677b8b93ba15d7831d98e4a236) Signed-off-by: Emil Renner Berthing <emil.renner.berthing@canonical.com>
-rw-r--r--arch/riscv/boot/dts/starfive/jh7100-common.dtsi84
1 files changed, 84 insertions, 0 deletions
diff --git a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
index 6aac0404b465..ae1a6aeb0aea 100644
--- a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi
@@ -72,7 +72,91 @@
};
};
+&gmac {
+ pinctrl-names = "default";
+ pinctrl-0 = <&gmac_pins>;
+ phy-mode = "rgmii-id";
+ status = "okay";
+
+ mdio: mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "snps,dwmac-mdio";
+ };
+};
+
&gpio {
+ gmac_pins: gmac-0 {
+ gtxclk-pins {
+ pins = <PAD_FUNC_SHARE(115)>;
+ bias-pull-up;
+ drive-strength = <35>;
+ input-enable;
+ input-schmitt-enable;
+ slew-rate = <0>;
+ };
+ miitxclk-pins {
+ pins = <PAD_FUNC_SHARE(116)>;
+ bias-pull-up;
+ drive-strength = <14>;
+ input-enable;
+ input-schmitt-disable;
+ slew-rate = <0>;
+ };
+ tx-pins {
+ pins = <PAD_FUNC_SHARE(117)>,
+ <PAD_FUNC_SHARE(119)>,
+ <PAD_FUNC_SHARE(120)>,
+ <PAD_FUNC_SHARE(121)>,
+ <PAD_FUNC_SHARE(122)>,
+ <PAD_FUNC_SHARE(123)>,
+ <PAD_FUNC_SHARE(124)>,
+ <PAD_FUNC_SHARE(125)>,
+ <PAD_FUNC_SHARE(126)>;
+ bias-pull-up;
+ drive-strength = <35>;
+ input-disable;
+ input-schmitt-disable;
+ slew-rate = <0>;
+ };
+ rxclk-pins {
+ pins = <PAD_FUNC_SHARE(127)>;
+ bias-pull-up;
+ drive-strength = <14>;
+ input-enable;
+ input-schmitt-disable;
+ slew-rate = <6>;
+ };
+ rxer-pins {
+ pins = <PAD_FUNC_SHARE(129)>;
+ bias-pull-up;
+ drive-strength = <14>;
+ input-enable;
+ input-schmitt-disable;
+ slew-rate = <0>;
+ };
+ rx-pins {
+ pins = <PAD_FUNC_SHARE(128)>,
+ <PAD_FUNC_SHARE(130)>,
+ <PAD_FUNC_SHARE(131)>,
+ <PAD_FUNC_SHARE(132)>,
+ <PAD_FUNC_SHARE(133)>,
+ <PAD_FUNC_SHARE(134)>,
+ <PAD_FUNC_SHARE(135)>,
+ <PAD_FUNC_SHARE(136)>,
+ <PAD_FUNC_SHARE(137)>,
+ <PAD_FUNC_SHARE(138)>,
+ <PAD_FUNC_SHARE(139)>,
+ <PAD_FUNC_SHARE(140)>,
+ <PAD_FUNC_SHARE(141)>;
+ bias-pull-up;
+ drive-strength = <14>;
+ input-enable;
+ input-schmitt-enable;
+ slew-rate = <0>;
+ };
+ };
+
i2c0_pins: i2c0-0 {
i2c-pins {
pinmux = <GPIOMUX(62, GPO_LOW,