* [PATCH 1/2] ARM: dts: owl-s500: Add ethernet support
2021-06-28 7:28 [PATCH 0/2] ARM: Actions updates for v5.14 Manivannan Sadhasivam
@ 2021-06-28 7:28 ` Manivannan Sadhasivam
2021-06-28 7:28 ` [PATCH 2/2] ARM: dts: owl-s500-roseapplepi: " Manivannan Sadhasivam
2021-08-02 13:34 ` [PATCH 0/2] ARM: Actions updates for v5.14 Arnd Bergmann
2 siblings, 0 replies; 4+ messages in thread
From: Manivannan Sadhasivam @ 2021-06-28 7:28 UTC (permalink / raw)
To: soc
Cc: olof, arnd, afaerber, linux-actions, thomas.liau,
cristian.ciocaltea, kernel test robot, Manivannan Sadhasivam,
Manivannan Sadhasivam
From: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Add Ethernet MAC device tree node for Actions Semi S500 SoC.
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/222ee0c2cb431619f558dce9726585ac92f65e00.1623401998.git.cristian.ciocaltea@gmail.com
Signed-off-by: Manivannan Sadhasivam <mani@kernel.org>
---
arch/arm/boot/dts/owl-s500.dtsi | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/arch/arm/boot/dts/owl-s500.dtsi b/arch/arm/boot/dts/owl-s500.dtsi
index cd635f222d26..739b4b9cec8c 100644
--- a/arch/arm/boot/dts/owl-s500.dtsi
+++ b/arch/arm/boot/dts/owl-s500.dtsi
@@ -324,5 +324,15 @@ mmc2: mmc@b0238000 {
dma-names = "mmc";
status = "disabled";
};
+
+ ethernet: ethernet@b0310000 {
+ compatible = "actions,s500-emac", "actions,owl-emac";
+ reg = <0xb0310000 0x10000>;
+ interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cmu CLK_ETHERNET>, <&cmu CLK_RMII_REF>;
+ clock-names = "eth", "rmii";
+ resets = <&cmu RESET_ETHERNET>;
+ status = "disabled";
+ };
};
};
--
2.25.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH 2/2] ARM: dts: owl-s500-roseapplepi: Add ethernet support
2021-06-28 7:28 [PATCH 0/2] ARM: Actions updates for v5.14 Manivannan Sadhasivam
2021-06-28 7:28 ` [PATCH 1/2] ARM: dts: owl-s500: Add ethernet support Manivannan Sadhasivam
@ 2021-06-28 7:28 ` Manivannan Sadhasivam
2021-08-02 13:34 ` [PATCH 0/2] ARM: Actions updates for v5.14 Arnd Bergmann
2 siblings, 0 replies; 4+ messages in thread
From: Manivannan Sadhasivam @ 2021-06-28 7:28 UTC (permalink / raw)
To: soc
Cc: olof, arnd, afaerber, linux-actions, thomas.liau,
cristian.ciocaltea, Manivannan Sadhasivam, Manivannan Sadhasivam
From: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Add pinctrl configuration for enabling the Ethernet MAC on RoseapplePi
SBC. Additionally, provide the necessary properties for the generic S500
ethernet node in order to setup PHY and MDIO.
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/d0e1fbf81984127f0352eb740c7129424b5e40f9.1623401998.git.cristian.ciocaltea@gmail.com
Signed-off-by: Manivannan Sadhasivam <mani@kernel.org>
---
arch/arm/boot/dts/owl-s500-roseapplepi.dts | 45 ++++++++++++++++++++++
1 file changed, 45 insertions(+)
diff --git a/arch/arm/boot/dts/owl-s500-roseapplepi.dts b/arch/arm/boot/dts/owl-s500-roseapplepi.dts
index b8c5db2344aa..eb555f385283 100644
--- a/arch/arm/boot/dts/owl-s500-roseapplepi.dts
+++ b/arch/arm/boot/dts/owl-s500-roseapplepi.dts
@@ -225,6 +225,27 @@ bias1-pinconf {
bias-pull-down;
};
};
+
+ ethernet_pins: ethernet-pins {
+ eth_rmii-pinmux {
+ groups = "rmii_txd0_mfp", "rmii_txd1_mfp",
+ "rmii_rxd0_mfp", "rmii_rxd1_mfp",
+ "rmii_txen_mfp", "rmii_rxen_mfp",
+ "rmii_crs_dv_mfp", "rmii_ref_clk_mfp";
+ function = "eth_rmii";
+ };
+
+ phy_clk-pinmux {
+ groups = "clko_25m_mfp";
+ function = "clko_25m";
+ };
+
+ ref_clk-pinconf {
+ groups = "rmii_ref_clk_drv";
+ drive-strength = <2>;
+ };
+
+ };
};
/* uSD */
@@ -241,6 +262,30 @@ &mmc0 {
vqmmc-supply = <&sd_vcc>;
};
+ðernet {
+ pinctrl-names = "default";
+ pinctrl-0 = <ðernet_pins>;
+ phy-mode = "rmii";
+ phy-handle = <ð_phy>;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ reset-gpios = <&pinctrl 88 GPIO_ACTIVE_LOW>; /* GPIOC24 */
+ reset-delay-us = <10000>;
+ reset-post-delay-us = <150000>;
+
+ eth_phy: ethernet-phy@3 {
+ reg = <0x3>;
+ max-speed = <100>;
+ interrupt-parent = <&sirq>;
+ interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+ };
+ };
+};
+
&twd_timer {
status = "okay";
};
--
2.25.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH 0/2] ARM: Actions updates for v5.14
2021-06-28 7:28 [PATCH 0/2] ARM: Actions updates for v5.14 Manivannan Sadhasivam
2021-06-28 7:28 ` [PATCH 1/2] ARM: dts: owl-s500: Add ethernet support Manivannan Sadhasivam
2021-06-28 7:28 ` [PATCH 2/2] ARM: dts: owl-s500-roseapplepi: " Manivannan Sadhasivam
@ 2021-08-02 13:34 ` Arnd Bergmann
2 siblings, 0 replies; 4+ messages in thread
From: Arnd Bergmann @ 2021-08-02 13:34 UTC (permalink / raw)
To: soc, Manivannan Sadhasivam
Cc: Arnd Bergmann, thomas.liau, cristian.ciocaltea, linux-actions,
olof, afaerber
From: Arnd Bergmann <arnd@arndb.de>
On Mon, 28 Jun 2021 12:58:15 +0530, Manivannan Sadhasivam wrote:
> Sorry for submitting this short series so late. I was waiting for the clk
> patches to be picked by Stephen.
>
> For the Actions ARM32 platform, we have just couple of patches for v5.14 cycle
> adding Ethernet support to the S500 SoC and enabling it on the Roseapple Pi dev
> board. The EMAC controller is an in-house IP from Actions Semi capable of
> operating at 10/100Mb/s in half-duplex and full-duplex modes. The emac driver
> patches are already merged into netdev and the clk patches are just queued for
> v5.14.
>
> [...]
Applied to arm/dt, thanks!
[1/2] ARM: dts: owl-s500: Add ethernet support
commit: df5060dce764998800baa085fc1a31c71fa15f2f
[2/2] ARM: dts: owl-s500-roseapplepi: Add ethernet support
commit: 062f82a0b7a760db3fb08f33c9a919c301c2ad9b
Arnd
^ permalink raw reply [flat|nested] 4+ messages in thread