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From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
To: Geert Uytterhoeven <geert+renesas@glider.be>,
	Magnus Damm <magnus.damm@gmail.com>,
	Rob Herring <robh+dt@kernel.org>,
	linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>,
	Prabhakar <prabhakar.csengg@gmail.com>
Subject: [PATCH 1/4] ARM: dts: r8a7742-iwg21d-q7: Enable PCIe Controller
Date: Tue, 25 Aug 2020 17:27:15 +0100	[thread overview]
Message-ID: <20200825162718.5838-2-prabhakar.mahadev-lad.rj@bp.renesas.com> (raw)
In-Reply-To: <20200825162718.5838-1-prabhakar.mahadev-lad.rj@bp.renesas.com>

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>
---
 arch/arm/boot/dts/r8a7742-iwg21d-q7.dts | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
index 9bf4fbd9c736..73300ab46ea6 100644
--- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
+++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
@@ -238,6 +238,18 @@
 	/* 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";
-- 
2.17.1


  reply	other threads:[~2020-08-25 16:28 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-25 16:27 [PATCH 0/4] iWave G21D-Q7 enable PCIe, flash, CAN and SD2 LED Lad Prabhakar
2020-08-25 16:27 ` Lad Prabhakar [this message]
2020-09-03 10:18   ` [PATCH 1/4] ARM: dts: r8a7742-iwg21d-q7: Enable PCIe Controller Geert Uytterhoeven
2020-09-03 11:18     ` Lad, Prabhakar
2020-09-03 11:29       ` Geert Uytterhoeven
2020-10-09  7:23   ` Pavel Machek
2020-10-09  9:01     ` Lad, Prabhakar
2020-08-25 16:27 ` [PATCH 2/4] ARM: dts: r8a7742-iwg21d-q7: Add SPI NOR support Lad Prabhakar
2020-09-03 11:59   ` Geert Uytterhoeven
2020-09-04 17:24     ` Lad, Prabhakar
2020-08-25 16:27 ` [PATCH 3/4] ARM: dts: r8a7742-iwg21d-q7: Add can0 support to carrier board Lad Prabhakar
2020-09-03 12:14   ` Geert Uytterhoeven
2020-09-04 17:17     ` Lad, Prabhakar
2020-08-25 16:27 ` [PATCH 4/4] ARM: dts: r8a7742-iwg21d-q7: Enable SD2 LED indication Lad Prabhakar
2020-09-03 12:20   ` Geert Uytterhoeven
2020-09-04 17:15     ` Lad, Prabhakar
2020-09-07  7:55       ` Geert Uytterhoeven
2020-09-07 15:23         ` Lad, Prabhakar
2020-10-09  7:26   ` Pavel Machek

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