linux-amlogic.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
* [PATCH 0/2] arm64: dts: meson-axg-s400: enable PCIe
@ 2020-10-07 10:06 Neil Armstrong
  2020-10-07 10:06 ` [PATCH 1/2] arm64: dts: meson-axg: add PCIe nodes Neil Armstrong
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Neil Armstrong @ 2020-10-07 10:06 UTC (permalink / raw)
  To: khilman; +Cc: linux-amlogic, linux-kernel, linux-arm-kernel, Neil Armstrong

This adds the nodes for the :
- AXG PCIe PHY, using the shared analog PCIe/MIPI DSI PHY
- 2x AXG PCIe controllers

And enables the PCIe M.2 Key E slots on the S400 board.

Dependencies:
- Patch 1: Analog PCIe/MIPI DSI PHY update [1] MIPI-DSI nodes [2]
- Patch 2: None

[1] https://lkml.kernel.org/r/20200915130339.11079-1-narmstrong@baylibre.com
[2] https://lkml.kernel.org/r/20200907083300.14412-3-narmstrong@baylibre.com

Neil Armstrong (2):
  arm64: dts: meson-axg: add PCIe nodes
  arm64: dts: meson-axg-s400: enable PCIe M.2 Key E slots

 .../arm64/boot/dts/amlogic/meson-axg-s400.dts | 10 +++
 arch/arm64/boot/dts/amlogic/meson-axg.dtsi    | 61 +++++++++++++++++++
 2 files changed, 71 insertions(+)

-- 
2.25.1


_______________________________________________
linux-amlogic mailing list
linux-amlogic@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-amlogic

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH 1/2] arm64: dts: meson-axg: add PCIe nodes
  2020-10-07 10:06 [PATCH 0/2] arm64: dts: meson-axg-s400: enable PCIe Neil Armstrong
@ 2020-10-07 10:06 ` Neil Armstrong
  2020-10-07 10:06 ` [PATCH 2/2] arm64: dts: meson-axg-s400: enable PCIe M.2 Key E slots Neil Armstrong
  2020-11-20 15:33 ` [PATCH 0/2] arm64: dts: meson-axg-s400: enable PCIe Neil Armstrong
  2 siblings, 0 replies; 4+ messages in thread
From: Neil Armstrong @ 2020-10-07 10:06 UTC (permalink / raw)
  To: khilman; +Cc: linux-amlogic, linux-kernel, linux-arm-kernel, Neil Armstrong

This adds the nodes for the :
- AXG PCIe PHY, using the shared analog PCIe/MIPI DSI PHY
- 2x AXG PCIe controllers

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
 arch/arm64/boot/dts/amlogic/meson-axg.dtsi | 61 ++++++++++++++++++++++
 1 file changed, 61 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
index b27f6f4696da..44393d9c3981 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
@@ -172,6 +172,58 @@
 		#size-cells = <2>;
 		ranges;
 
+		pcieA: pcie@f9800000 {
+			compatible = "amlogic,axg-pcie", "snps,dw-pcie";
+			reg = <0x0 0xf9800000 0x0 0x400000>,
+			      <0x0 0xff646000 0x0 0x2000>,
+			      <0x0 0xf9f00000 0x0 0x100000>;
+			reg-names = "elbi", "cfg", "config";
+			interrupts = <GIC_SPI 177 IRQ_TYPE_EDGE_RISING>;
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 0>;
+			interrupt-map = <0 0 0 0 &gic GIC_SPI 179 IRQ_TYPE_EDGE_RISING>;
+			bus-range = <0x0 0xff>;
+			#address-cells = <3>;
+			#size-cells = <2>;
+			device_type = "pci";
+			ranges = <0x82000000 0 0xf9c00000 0x0 0xf9c00000 0 0x00300000>;
+
+			clocks = <&clkc CLKID_USB>, <&clkc CLKID_PCIE_A>, <&clkc CLKID_PCIE_CML_EN0>;
+			clock-names = "general", "pclk", "port";
+			resets = <&reset RESET_PCIE_A>, <&reset RESET_PCIE_APB>;
+			reset-names = "port", "apb";
+			num-lanes = <1>;
+			phys = <&pcie_phy>;
+			phy-names = "pcie";
+			status = "disabled";
+		};
+
+		pcieB: pcie@fa000000 {
+			compatible = "amlogic,axg-pcie", "snps,dw-pcie";
+			reg = <0x0 0xfa000000 0x0 0x400000>,
+			      <0x0 0xff648000 0x0 0x2000>,
+			      <0x0 0xfa400000 0x0 0x100000>;
+			reg-names = "elbi", "cfg", "config";
+			interrupts = <GIC_SPI 167 IRQ_TYPE_EDGE_RISING>;
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 0>;
+			interrupt-map = <0 0 0 0 &gic GIC_SPI 169 IRQ_TYPE_EDGE_RISING>;
+			bus-range = <0x0 0xff>;
+			#address-cells = <3>;
+			#size-cells = <2>;
+			device_type = "pci";
+			ranges = <0x82000000 0 0xfa500000 0x0 0xfa500000 0 0x00300000>;
+
+			clocks = <&clkc CLKID_USB>, <&clkc CLKID_PCIE_B>, <&clkc CLKID_PCIE_CML_EN1>;
+			clock-names = "general", "pclk", "port";
+			resets = <&reset RESET_PCIE_B>, <&reset RESET_PCIE_APB>;
+			reset-names = "port", "apb";
+			num-lanes = <1>;
+			phys = <&pcie_phy>;
+			phy-names = "pcie";
+			status = "disabled";
+		};
+
 		usb: usb@ffe09080 {
 			compatible = "amlogic,meson-axg-usb-ctrl";
 			reg = <0x0 0xffe09080 0x0 0x20>;
@@ -230,6 +282,15 @@
 			status = "disabled";
 		};
 
+		pcie_phy: phy@ff644000 {
+			compatible = "amlogic,axg-pcie-phy";
+			reg = <0x0 0xff644000 0x0 0x1c>;
+			resets = <&reset RESET_PCIE_PHY>;
+			phys = <&mipi_pcie_analog_dphy>;
+			phy-names = "analog";
+			#phy-cells = <0>;
+		};
+
 		pdm: audio-controller@ff632000 {
 			compatible = "amlogic,axg-pdm";
 			reg = <0x0 0xff632000 0x0 0x34>;
-- 
2.25.1


_______________________________________________
linux-amlogic mailing list
linux-amlogic@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-amlogic

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [PATCH 2/2] arm64: dts: meson-axg-s400: enable PCIe M.2 Key E slots
  2020-10-07 10:06 [PATCH 0/2] arm64: dts: meson-axg-s400: enable PCIe Neil Armstrong
  2020-10-07 10:06 ` [PATCH 1/2] arm64: dts: meson-axg: add PCIe nodes Neil Armstrong
@ 2020-10-07 10:06 ` Neil Armstrong
  2020-11-20 15:33 ` [PATCH 0/2] arm64: dts: meson-axg-s400: enable PCIe Neil Armstrong
  2 siblings, 0 replies; 4+ messages in thread
From: Neil Armstrong @ 2020-10-07 10:06 UTC (permalink / raw)
  To: khilman; +Cc: linux-amlogic, linux-kernel, linux-arm-kernel, Neil Armstrong

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
 arch/arm64/boot/dts/amlogic/meson-axg-s400.dts | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
index 84129abb2399..96c384a7f49f 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
@@ -395,6 +395,16 @@
 	};
 };
 
+&pcieA {
+	reset-gpios = <&gpio GPIOX_19 GPIO_ACTIVE_LOW>;
+	status = "okay";
+};
+
+&pcieB {
+	reset-gpios = <&gpio GPIOZ_10 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
+	status = "okay";
+};
+
 &pwm_ab {
 	status = "okay";
 	pinctrl-0 = <&pwm_a_x20_pins>, <&pwm_b_z_pins>;
-- 
2.25.1


_______________________________________________
linux-amlogic mailing list
linux-amlogic@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-amlogic

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH 0/2] arm64: dts: meson-axg-s400: enable PCIe
  2020-10-07 10:06 [PATCH 0/2] arm64: dts: meson-axg-s400: enable PCIe Neil Armstrong
  2020-10-07 10:06 ` [PATCH 1/2] arm64: dts: meson-axg: add PCIe nodes Neil Armstrong
  2020-10-07 10:06 ` [PATCH 2/2] arm64: dts: meson-axg-s400: enable PCIe M.2 Key E slots Neil Armstrong
@ 2020-11-20 15:33 ` Neil Armstrong
  2 siblings, 0 replies; 4+ messages in thread
From: Neil Armstrong @ 2020-11-20 15:33 UTC (permalink / raw)
  To: khilman; +Cc: linux-amlogic, linux-kernel, linux-arm-kernel

On 07/10/2020 12:06, Neil Armstrong wrote:
> This adds the nodes for the :
> - AXG PCIe PHY, using the shared analog PCIe/MIPI DSI PHY
> - 2x AXG PCIe controllers
> 
> And enables the PCIe M.2 Key E slots on the S400 board.
> 
> Dependencies:
> - Patch 1: Analog PCIe/MIPI DSI PHY update [1] MIPI-DSI nodes [2]
> - Patch 2: None
> 
> [1] https://lkml.kernel.org/r/20200915130339.11079-1-narmstrong@baylibre.com
> [2] https://lkml.kernel.org/r/20200907083300.14412-3-narmstrong@baylibre.com
> 
> Neil Armstrong (2):
>   arm64: dts: meson-axg: add PCIe nodes
>   arm64: dts: meson-axg-s400: enable PCIe M.2 Key E slots
> 
>  .../arm64/boot/dts/amlogic/meson-axg-s400.dts | 10 +++
>  arch/arm64/boot/dts/amlogic/meson-axg.dtsi    | 61 +++++++++++++++++++
>  2 files changed, 71 insertions(+)
> 

Was depending on USB DT patches, resent with USb DT patches in 20201120153229.3920123-1-narmstrong@baylibre.com


Neil

_______________________________________________
linux-amlogic mailing list
linux-amlogic@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-amlogic

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2020-11-20 15:33 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-10-07 10:06 [PATCH 0/2] arm64: dts: meson-axg-s400: enable PCIe Neil Armstrong
2020-10-07 10:06 ` [PATCH 1/2] arm64: dts: meson-axg: add PCIe nodes Neil Armstrong
2020-10-07 10:06 ` [PATCH 2/2] arm64: dts: meson-axg-s400: enable PCIe M.2 Key E slots Neil Armstrong
2020-11-20 15:33 ` [PATCH 0/2] arm64: dts: meson-axg-s400: enable PCIe Neil Armstrong

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).