From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Tue, 25 Aug 2020 16:27:15 +0000 (+0100)
Subject: ARM: dts: r8a7742-iwg21d-q7: Enable PCIe Controller
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a0be3c32b15675e9f9dc0d3dc4e0361c019b93d8;p=linux.git

ARM: dts: r8a7742-iwg21d-q7: Enable PCIe Controller

Enable PCIe Controller and set PCIe bus clock frequency.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
Link: https://lore.kernel.org/r/20200825162718.5838-2-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---

diff --git a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
index b3461a61a4bf2..df85e516a3c0d 100644
--- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
+++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
@@ -159,6 +159,18 @@
 	/* status = "okay"; */
 };
 
+&pcie_bus_clk {
+	clock-frequency = <100000000>;
+};
+
+&pciec {
+	/* SW2[6] determines which connector is activated
+	 * ON = PCIe X4 (connector-J7)
+	 * OFF = mini-PCIe (connector-J26)
+	 */
+	status = "okay";
+};
+
 &pfc {
 	avb_pins: avb {
 		groups = "avb_mdio", "avb_gmii";