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From: Rajesh Patil <rajpat@codeaurora.org>
To: Andy Gross <agross@kernel.org>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Rob Herring <robh+dt@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org, rnayak@codeaurora.org,
	saiprakash.ranjan@codeaurora.org, msavaliy@qti.qualcomm.com,
	skakit@codeaurora.org, sboyd@kernel.org,
	Rajesh Patil <rajpat@codeaurora.org>
Subject: [PATCH V6 2/7] arm64: dts: sc7280: Configure SPI-NOR FLASH for sc7280-idp
Date: Thu, 26 Aug 2021 18:45:26 +0530	[thread overview]
Message-ID: <1629983731-10595-3-git-send-email-rajpat@codeaurora.org> (raw)
In-Reply-To: <1629983731-10595-1-git-send-email-rajpat@codeaurora.org>

Add spi-nor flash node and pinctrl configurations for the SC7280 IDP.

Signed-off-by: Rajesh Patil <rajpat@codeaurora.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
---
 arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
index 371a2a9..c41c2d0 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
@@ -207,6 +207,20 @@
 	};
 };
 
+&qspi {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&qspi_clk>, <&qspi_cs0>, <&qspi_data01>;
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <37500000>;
+		spi-tx-bus-width = <2>;
+		spi-rx-bus-width = <2>;
+	};
+};
+
 &qupv3_id_0 {
 	status = "okay";
 };
@@ -284,6 +298,19 @@
 
 /* PINCTRL - additions to nodes defined in sc7280.dtsi */
 
+&qspi_cs0 {
+	bias-disable;
+};
+
+&qspi_clk {
+	bias-disable;
+};
+
+&qspi_data01 {
+	/* High-Z when no transfers; nice to park the lines */
+	bias-pull-up;
+};
+
 &qup_uart5_default {
 	tx {
 		pins = "gpio46";
-- 
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member 
of Code Aurora Forum, hosted by The Linux Foundation


  parent reply	other threads:[~2021-08-26 13:16 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-26 13:15 [PATCH V6 0/7] Add QSPI and QUPv3 DT nodes for SC7280 SoC Rajesh Patil
2021-08-26 13:15 ` [PATCH V6 1/7] arm64: dts: sc7280: Add QSPI node Rajesh Patil
2021-08-26 18:02   ` Stephen Boyd
2021-08-31 15:29     ` rajpat
2021-08-26 13:15 ` Rajesh Patil [this message]
2021-08-26 18:03   ` [PATCH V6 2/7] arm64: dts: sc7280: Configure SPI-NOR FLASH for sc7280-idp Stephen Boyd
2021-08-26 13:15 ` [PATCH V6 3/7] arm64: dts: sc7280: Add QUPv3 wrapper_0 nodes Rajesh Patil
2021-08-26 18:06   ` Stephen Boyd
2021-08-31 15:28     ` rajpat
2021-08-26 20:08   ` Matthias Kaehlcke
2021-08-26 13:15 ` [PATCH V6 4/7] arm64: dts: sc7280: Update QUPv3 UART5 DT node Rajesh Patil
2021-08-26 21:01   ` Matthias Kaehlcke
2021-08-31 15:27     ` rajpat
2021-08-26 13:15 ` [PATCH V6 5/7] arm64: dts: sc7280: Configure uart7 to support bluetooth on sc7280-idp Rajesh Patil
2021-08-26 13:15 ` [PATCH V6 6/7] arm64: dts: sc7280: Add QUPv3 wrapper_1 nodes Rajesh Patil
2021-08-26 18:11   ` Stephen Boyd
2021-08-31 15:28     ` rajpat
2021-09-01  5:04       ` Stephen Boyd
2021-08-26 13:15 ` [PATCH V6 7/7] arm64: dts: sc7280: Add aliases for I2C and SPI Rajesh Patil
2021-08-26 18:12   ` Stephen Boyd
2021-08-31 15:29     ` rajpat

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