linux-kernel - [PATCH 1/2] ARM: dts: stm32: add qspi support for stm32mp157c

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Message-ID: <1525072281-17472-2-git-send-email-ludovic.Barre@st.com>
Date:   Mon, 30 Apr 2018 09:11:20 +0200
From:   Ludovic Barre <ludovic.Barre@...com>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
CC:     Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Ludovic Barre <ludovic.barre@...com>
Subject: [PATCH 1/2] ARM: dts: stm32: add qspi support for stm32mp157c

From: Ludovic Barre <ludovic.barre@...com>

This patch adds qspi support on stm32mp157c,
read in memory mapped, write in indirect mode.

Signed-off-by: Ludovic Barre <ludovic.barre@...com>
---
 arch/arm/boot/dts/stm32mp157c.dtsi | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index bfcf84b..7714949 100644
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi
@@ -5,6 +5,7 @@
  */
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/clock/stm32mp1-clks.h>
+#include <dt-bindings/reset/stm32mp1-resets.h>
 
 / {
 	#address-cells = <1>;
@@ -167,6 +168,16 @@
 			#reset-cells = <1>;
 		};
 
+		qspi: qspi@...03000 {
+			compatible = "st,stm32f469-qspi";
+			reg = <0x58003000 0x1000>, <0x70000000 0x10000000>;
+			reg-names = "qspi", "qspi_mm";
+			interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&rcc QSPI_K>;
+			resets = <&rcc QSPI_R>;
+			status = "disabled";
+		};
+
 		usart1: serial@...00000 {
 			compatible = "st,stm32h7-uart";
 			reg = <0x5c000000 0x400>;
-- 
2.7.4