Thread (16 messages) 16 messages, 4 authors, 2018-10-03

[PATCH v3 5/6] arm64: dts: add QorIQ LX2160A SoC support

From: Vabhav Sharma <hidden>
Date: 2018-10-01 12:21:05
Also in: linux-clk, linux-devicetree, linux-pm, linuxppc-dev, lkml

-----Original Message-----
From: linux-kernel-owner at vger.kernel.org <linux-kernel-
owner at vger.kernel.org> On Behalf Of Li Yang
Sent: Saturday, September 29, 2018 2:11 AM
To: Vabhav Sharma <redacted>
Cc: Sudeep Holla <redacted>; Scott Wood <oss@buserror.net>;
lkml [off-list ref]; open list:OPEN FIRMWARE AND
FLATTENED DEVICE TREE BINDINGS [off-list ref]; Rob Herring
[off-list ref]; Mark Rutland [off-list ref]; linuxppc-dev
[off-list ref]; moderated list:ARM/FREESCALE IMX / MXC
ARM ARCHITECTURE [off-list ref]; Michael Turquette
[off-list ref]; sboyd at kernel.org; Rafael J. Wysocki
[off-list ref]; Viresh Kumar [off-list ref]; linux-clk <linux-
clk at vger.kernel.org>; linux-pm at vger.kernel.org; linux-kernel-
owner at vger.kernel.org; Catalin Marinas [off-list ref]; Will
Deacon [off-list ref]; Greg Kroah-Hartman
[off-list ref]; Arnd Bergmann [off-list ref]; Kate
Stewart [off-list ref]; yamada.masahiro at socionext.com;
Yogesh Narayan Gaur [off-list ref]; Udit Kumar
[off-list ref]; Priyanka Jain [off-list ref]; Ying Zhang
[off-list ref]; Russell King [off-list ref]; Ramneek
Mehresh [off-list ref]; Varun Sethi [off-list ref];
Nipun Gupta [off-list ref]; Sriram Dash [off-list ref]
Subject: Re: [PATCH v3 5/6] arm64: dts: add QorIQ LX2160A SoC support

On Mon, Sep 24, 2018 at 7:47 AM Vabhav Sharma [off-list ref]
wrote:
quoted
LX2160A SoC is based on Layerscape Chassis Generation 3.2 Architecture.

LX2160A features an advanced 16 64-bit ARM v8 CortexA72 processor
cores in 8 cluster, CCN508, GICv3,two 64-bit DDR4 memory controller, 8
I2C controllers, 3 dspi, 2 esdhc,2 USB 3.0, mmu 500, 3 SATA, 4 PL011
SBSA UARTs etc.

Signed-off-by: Ramneek Mehresh <redacted>
Signed-off-by: Zhang Ying-22455 <redacted>
Signed-off-by: Nipun Gupta <redacted>
Signed-off-by: Priyanka Jain <redacted>
Signed-off-by: Yogesh Gaur <redacted>
Signed-off-by: Sriram Dash <redacted>
Signed-off-by: Vabhav Sharma <redacted>
---
 arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi | 693
+++++++++++++++++++++++++
 1 file changed, 693 insertions(+)
 create mode 100644 arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
new file mode 100644
index 0000000..46eea16
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
@@ -0,0 +1,693 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT) // // Device Tree
+Include file for Layerscape-LX2160A family SoC.
+//
+// Copyright 2018 NXP
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
You included the header file, but you didn't use the MACROs in most of the
interrupts property below.  It is recommended to use them for better readibity.
Ok, I will update it.
quoted
+
+/memreserve/ 0x80000000 0x00010000;
+
+/ {
+       compatible = "fsl,lx2160a";
+       interrupt-parent = <&gic>;
+       #address-cells = <2>;
+       #size-cells = <2>;
+
+       cpus {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               // 8 clusters having 2 Cortex-A72 cores each
+               cpu at 0 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x0>;
+                       clocks = <&clockgen 1 0>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster0_l2>;
enable-method is a required property for this and cpu below.
Ok
quoted
+               };
+
+               cpu at 1 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x1>;
+                       clocks = <&clockgen 1 0>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster0_l2>;
+               };
+
+               cpu at 100 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x100>;
+                       clocks = <&clockgen 1 1>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster1_l2>;
+               };
+
+               cpu at 101 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x101>;
+                       clocks = <&clockgen 1 1>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster1_l2>;
+               };
+
+               cpu at 200 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x200>;
+                       clocks = <&clockgen 1 2>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster2_l2>;
+               };
+
+               cpu at 201 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x201>;
+                       clocks = <&clockgen 1 2>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster2_l2>;
+               };
+
+               cpu at 300 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x300>;
+                       clocks = <&clockgen 1 3>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster3_l2>;
+               };
+
+               cpu at 301 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x301>;
+                       clocks = <&clockgen 1 3>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster3_l2>;
+               };
+
+               cpu at 400 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x400>;
+                       clocks = <&clockgen 1 4>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster4_l2>;
+               };
+
+               cpu at 401 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x401>;
+                       clocks = <&clockgen 1 4>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster4_l2>;
+               };
+
+               cpu at 500 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x500>;
+                       clocks = <&clockgen 1 5>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster5_l2>;
+               };
+
+               cpu at 501 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x501>;
+                       clocks = <&clockgen 1 5>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster5_l2>;
+               };
+
+               cpu at 600 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x600>;
+                       clocks = <&clockgen 1 6>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster6_l2>;
+               };
+
+               cpu at 601 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x601>;
+                       clocks = <&clockgen 1 6>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster6_l2>;
+               };
+
+               cpu at 700 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x700>;
+                       clocks = <&clockgen 1 7>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster7_l2>;
+               };
+
+               cpu at 701 {
+                       device_type = "cpu";
+                       compatible = "arm,cortex-a72";
+                       reg = <0x701>;
+                       clocks = <&clockgen 1 7>;
+                       d-cache-size = <0x8000>;
+                       d-cache-line-size = <64>;
+                       d-cache-sets = <128>;
+                       i-cache-size = <0xC000>;
+                       i-cache-line-size = <64>;
+                       i-cache-sets = <192>;
+                       next-level-cache = <&cluster7_l2>;
+               };
+
+               cluster0_l2: l2-cache0 {
+                       compatible = "cache";
+                       cache-size = <0x100000>;
+                       cache-line-size = <64>;
+                       cache-sets = <1024>;
+                       cache-level = <2>;
+               };
+
+               cluster1_l2: l2-cache1 {
+                       compatible = "cache";
+                       cache-size = <0x100000>;
+                       cache-line-size = <64>;
+                       cache-sets = <1024>;
+                       cache-level = <2>;
+               };
+
+               cluster2_l2: l2-cache2 {
+                       compatible = "cache";
+                       cache-size = <0x100000>;
+                       cache-line-size = <64>;
+                       cache-sets = <1024>;
+                       cache-level = <2>;
+               };
+
+               cluster3_l2: l2-cache3 {
+                       compatible = "cache";
+                       cache-size = <0x100000>;
+                       cache-line-size = <64>;
+                       cache-sets = <1024>;
+                       cache-level = <2>;
+               };
+
+               cluster4_l2: l2-cache4 {
+                       compatible = "cache";
+                       cache-size = <0x100000>;
+                       cache-line-size = <64>;
+                       cache-sets = <1024>;
+                       cache-level = <2>;
+               };
+
+               cluster5_l2: l2-cache5 {
+                       compatible = "cache";
+                       cache-size = <0x100000>;
+                       cache-line-size = <64>;
+                       cache-sets = <1024>;
+                       cache-level = <2>;
+               };
+
+               cluster6_l2: l2-cache6 {
+                       compatible = "cache";
+                       cache-size = <0x100000>;
+                       cache-line-size = <64>;
+                       cache-sets = <1024>;
+                       cache-level = <2>;
+               };
+
+               cluster7_l2: l2-cache7 {
+                       compatible = "cache";
+                       cache-size = <0x100000>;
+                       cache-line-size = <64>;
+                       cache-sets = <1024>;
+                       cache-level = <2>;
+               };
+       };
+
+       gic: interrupt-controller at 6000000 {
+               compatible = "arm,gic-v3";
+               reg = <0x0 0x06000000 0 0x10000>, // GIC Dist
+                       <0x0 0x06200000 0 0x200000>, // GICR (RD_base +
+                                                    // SGI_base)
+                       <0x0 0x0c0c0000 0 0x2000>, // GICC
+                       <0x0 0x0c0d0000 0 0x1000>, // GICH
+                       <0x0 0x0c0e0000 0 0x20000>; // GICV
+               #interrupt-cells = <3>;
+               #address-cells = <2>;
+               #size-cells = <2>;
+               ranges;
+               interrupt-controller;
+               interrupts = <1 9 0x4>;
+
+               its: gic-its at 6020000 {
+                       compatible = "arm,gic-v3-its";
+                       msi-controller;
+                       reg = <0x0 0x6020000 0 0x20000>;
+               };
+       };
+
+       rstcr: syscon at 1e60000 {
+               compatible = "syscon";
+               reg = <0x0 0x1e60000 0x0 0x4>;
+       };
This is no use if you don't have a syscon-reboot node pointing to it.
Agree, Thanks.
quoted
+
+       timer {
+               compatible = "arm,armv8-timer";
+               interrupts = <1 13 4>,
+                            <1 14 4>,
+                            <1 11 4>,
+                            <1 10 4>;
+       };
+
+       pmu {
+               compatible = "arm,cortex-a72-pmu";
+               interrupts = <1 7 0x8>; // PMU PPI, Level low type
+       };
+
+       psci {
+               compatible = "arm,psci-0.2";
+               method = "smc";
+       };
+
+       memory at 80000000 {
+               // DRAM space - 1, size : 2 GB DRAM
+               device_type = "memory";
+               reg = <0x00000000 0x80000000 0 0x80000000>;
+       };
+
+       ddr1: memory-controller at 1080000 {
+               compatible = "fsl,qoriq-memory-controller";
+               reg = <0x0 0x1080000 0x0 0x1000>;
+               interrupts = <0 17 0x4>;
+               little-endian;
+       };
+
+       ddr2: memory-controller at 1090000 {
+               compatible = "fsl,qoriq-memory-controller";
+               reg = <0x0 0x1090000 0x0 0x1000>;
+               interrupts = <0 18 0x4>;
+               little-endian;
+       };
+
+       sysclk: sysclk {
+               compatible = "fixed-clock";
+               #clock-cells = <0>;
+               clock-frequency = <100000000>;
+               clock-output-names = "sysclk";
+       };
+
+       soc {
+               compatible = "simple-bus";
+               #address-cells = <2>;
+               #size-cells = <2>;
+               ranges;
+
+               clockgen: clocking at 1300000 {
+                       compatible = "fsl,lx2160a-clockgen";
Also update the binding to include this new compatible.
Ok,I will update clock/qoriq-clock.txt
quoted
+                       reg = <0 0x1300000 0 0xa0000>;
+                       #clock-cells = <2>;
+                       clocks = <&sysclk>;
+               };
+
+               crypto: crypto at 8000000 {
+                       compatible = "fsl,sec-v5.0", "fsl,sec-v4.0";
+                       fsl,sec-era = <10>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       ranges = <0x0 0x00 0x8000000 0x100000>;
+                       reg = <0x00 0x8000000 0x0 0x100000>;
+                       interrupts = <GIC_SPI 139 IRQ_TYPE_LEVEL_HIGH>;
+                       dma-coherent;
+                       status = "disabled";
+
+                       sec_jr0: jr at 10000 {
+                               compatible = "fsl,sec-v5.0-job-ring",
+                                            "fsl,sec-v4.0-job-ring";
+                               reg        = <0x10000 0x10000>;
+                               interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
+                       };
+
+                       sec_jr1: jr at 20000 {
+                               compatible = "fsl,sec-v5.0-job-ring",
+                                            "fsl,sec-v4.0-job-ring";
+                               reg        = <0x20000 0x10000>;
+                               interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;
+                       };
+
+                       sec_jr2: jr at 30000 {
+                               compatible = "fsl,sec-v5.0-job-ring",
+                                            "fsl,sec-v4.0-job-ring";
+                               reg        = <0x30000 0x10000>;
+                               interrupts = <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>;
+                       };
+
+                       sec_jr3: jr at 40000 {
+                               compatible = "fsl,sec-v5.0-job-ring",
+                                            "fsl,sec-v4.0-job-ring";
+                               reg        = <0x40000 0x10000>;
+                               interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>;
+                       };
+               };
+
+               dcfg: dcfg at 1e00000 {
+                       compatible = "fsl,lx2160a-dcfg", "syscon";
Update the binding to include this new compatible.
Sure, I will update arm/fsl.txt
quoted
+                       reg = <0x0 0x1e00000 0x0 0x10000>;
+                       little-endian;
+               };
+
+               gpio0: gpio at 2300000 {
+                       compatible = "fsl,qoriq-gpio";
+                       reg = <0x0 0x2300000 0x0 0x10000>;
+                       interrupts = <0 36 0x4>; // Level high type
+                       gpio-controller;
+                       little-endian;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+
+               gpio1: gpio at 2310000 {
+                       compatible = "fsl,qoriq-gpio";
+                       reg = <0x0 0x2310000 0x0 0x10000>;
+                       interrupts = <0 36 0x4>; // Level high type
+                       gpio-controller;
+                       little-endian;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+
+               gpio2: gpio at 2320000 {
+                       compatible = "fsl,qoriq-gpio";
+                       reg = <0x0 0x2320000 0x0 0x10000>;
+                       interrupts = <0 37 0x4>; // Level high type
+                       gpio-controller;
+                       little-endian;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+
+               gpio3: gpio at 2330000 {
+                       compatible = "fsl,qoriq-gpio";
+                       reg = <0x0 0x2330000 0x0 0x10000>;
+                       interrupts = <0 37 0x4>; // Level high type
+                       gpio-controller;
+                       little-endian;
+                       #gpio-cells = <2>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+
+
One new line is enough.
Ok
quoted
+               i2c0: i2c at 2000000 {
+                       compatible = "fsl,vf610-i2c";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0x0 0x2000000 0x0 0x10000>;
+                       interrupts = <0 34 0x4>; // Level high type
+                       clock-names = "i2c";
+                       clocks = <&clockgen 4 7>;
+                       fsl-scl-gpio = <&gpio2 15 0>;
+                       status = "disabled";
+               };
+
+               i2c1: i2c at 2010000 {
+                       compatible = "fsl,vf610-i2c";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0x0 0x2010000 0x0 0x10000>;
+                       interrupts = <0 34 0x4>; // Level high type
+                       clock-names = "i2c";
+                       clocks = <&clockgen 4 7>;
+                       status = "disabled";
+               };
+
+               i2c2: i2c at 2020000 {
+                       compatible = "fsl,vf610-i2c";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0x0 0x2020000 0x0 0x10000>;
+                       interrupts = <0 35 0x4>; // Level high type
+                       clock-names = "i2c";
+                       clocks = <&clockgen 4 7>;
+                       status = "disabled";
+               };
+
+               i2c3: i2c at 2030000 {
+                       compatible = "fsl,vf610-i2c";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0x0 0x2030000 0x0 0x10000>;
+                       interrupts = <0 35 0x4>; // Level high type
+                       clock-names = "i2c";
+                       clocks = <&clockgen 4 7>;
+                       status = "disabled";
+               };
+
+               i2c4: i2c at 2040000 {
+                       compatible = "fsl,vf610-i2c";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0x0 0x2040000 0x0 0x10000>;
+                       interrupts = <0 74 0x4>; // Level high type
+                       clock-names = "i2c";
+                       clocks = <&clockgen 4 7>;
+                       fsl-scl-gpio = <&gpio2 16 0>;
+                       status = "disabled";
+               };
+
+               i2c5: i2c at 2050000 {
+                       compatible = "fsl,vf610-i2c";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0x0 0x2050000 0x0 0x10000>;
+                       interrupts = <0 74 0x4>; // Level high type
+                       clock-names = "i2c";
+                       clocks = <&clockgen 4 7>;
+                       status = "disabled";
+               };
+
+               i2c6: i2c at 2060000 {
+                       compatible = "fsl,vf610-i2c";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0x0 0x2060000 0x0 0x10000>;
+                       interrupts = <0 75 0x4>; // Level high type
+                       clock-names = "i2c";
+                       clocks = <&clockgen 4 7>;
+                       status = "disabled";
+               };
+
+               i2c7: i2c at 2070000 {
+                       compatible = "fsl,vf610-i2c";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0x0 0x2070000 0x0 0x10000>;
+                       interrupts = <0 75 0x4>; // Level high type
+                       clock-names = "i2c";
+                       clocks = <&clockgen 4 7>;
+                       status = "disabled";
+               };
+
+               uart0: serial at 21c0000 {
+                       device_type = "serial";
+                       compatible = "arm,pl011","arm,sbsa-uart";
From the sbsa_uart binding:
This UART uses a subset of the PL011 registers and consequently lives in the
PL011 driver. It's baudrate and other communication parameters cannot be
adjusted at runtime, so it lacks a clock specifier here.

So it is a more specific variant of pl011.  Put the sbsa-uart compatible first.
Ok.
quoted
+                       reg = <0x0 0x21c0000 0x0 0x1000>;
+                       interrupts = <0 32 0x4>;        // Level high type
+                       current-speed = <115200>;
+                       status = "disabled";
+               };
+
+               uart1: serial at 21d0000 {
+                       device_type = "serial";
+                       compatible = "arm,pl011","arm,sbsa-uart";
+                       reg = <0x0 0x21d0000 0x0 0x1000>;
+                       interrupts = <0 33 0x4>;        // Level high type
+                       current-speed = <115200>;
+                       status = "disabled";
+               };
+
+               uart2: serial at 21e0000 {
+                       device_type = "serial";
+                       compatible = "arm,pl011","arm,sbsa-uart";
+                       reg = <0x0 0x21e0000 0x0 0x1000>;
+                       interrupts = <0 72 0x4>;        // Level high type
+                       current-speed = <115200>;
+                       status = "disabled";
+               };
+
+               uart3: serial at 21f0000 {
+                       device_type = "serial";
+                       compatible = "arm,pl011","arm,sbsa-uart";
+                       reg = <0x0 0x21f0000 0x0 0x1000>;
+                       interrupts = <0 73 0x4>;        // Level high type
+                       current-speed = <115200>;
+                       status = "disabled";
+               };
+
+               smmu: iommu at 5000000 {
+                       compatible = "arm,mmu-500";
+                       reg = <0 0x5000000 0 0x800000>;
+                       #iommu-cells = <1>;
+                       #global-interrupts = <14>;
+                       interrupts = <0 13 4>, // global secure fault
+                                    <0 14 4>, // combined secure interrupt
+                                    <0 15 4>, // global non-secure fault
+                                    <0 16 4>, // combined non-secure interrupt
+                               // performance counter interrupts 0-9
+                                    <0 211 4>, <0 212 4>,
+                                    <0 213 4>, <0 214 4>,
+                                    <0 215 4>, <0 216 4>,
+                                    <0 217 4>, <0 218 4>,
+                                    <0 219 4>, <0 220 4>,
+                               // per context interrupt, 64 interrupts
+                                    <0 146 4>, <0 147 4>,
+                                    <0 148 4>, <0 149 4>,
+                                    <0 150 4>, <0 151 4>,
+                                    <0 152 4>, <0 153 4>,
+                                    <0 154 4>, <0 155 4>,
+                                    <0 156 4>, <0 157 4>,
+                                    <0 158 4>, <0 159 4>,
+                                    <0 160 4>, <0 161 4>,
+                                    <0 162 4>, <0 163 4>,
+                                    <0 164 4>, <0 165 4>,
+                                    <0 166 4>, <0 167 4>,
+                                    <0 168 4>, <0 169 4>,
+                                    <0 170 4>, <0 171 4>,
+                                    <0 172 4>, <0 173 4>,
+                                    <0 174 4>, <0 175 4>,
+                                    <0 176 4>, <0 177 4>,
+                                    <0 178 4>, <0 179 4>,
+                                    <0 180 4>, <0 181 4>,
+                                    <0 182 4>, <0 183 4>,
+                                    <0 184 4>, <0 185 4>,
+                                    <0 186 4>, <0 187 4>,
+                                    <0 188 4>, <0 189 4>,
+                                    <0 190 4>, <0 191 4>,
+                                    <0 192 4>, <0 193 4>,
+                                    <0 194 4>, <0 195 4>,
+                                    <0 196 4>, <0 197 4>,
+                                    <0 198 4>, <0 199 4>,
+                                    <0 200 4>, <0 201 4>,
+                                    <0 202 4>, <0 203 4>,
+                                    <0 204 4>, <0 205 4>,
+                                    <0 206 4>, <0 207 4>,
+                                    <0 208 4>, <0 209 4>;
+                       dma-coherent;
+               };
+
+               usb0: usb3 at 3100000 {
+                       compatible = "snps,dwc3";
+                       reg = <0x0 0x3100000 0x0 0x10000>;
+                       interrupts = <0 80 0x4>; // Level high type
+                       dr_mode = "host";
+                       snps,quirk-frame-length-adjustment = <0x20>;
+                       snps,dis_rxdet_inp3_quirk;
+                       status = "disabled";
+               };
+
+               usb1: usb3 at 3110000 {
+                       compatible = "snps,dwc3";
+                       reg = <0x0 0x3110000 0x0 0x10000>;
+                       interrupts = <0 81 0x4>; // Level high type
+                       dr_mode = "host";
+                       snps,quirk-frame-length-adjustment = <0x20>;
+                       snps,dis_rxdet_inp3_quirk;
+                       status = "disabled";
+               };
+
+               watchdog at 23a0000 {
+                       compatible = "arm,sbsa-gwdt";
+                       reg = <0x0 0x23a0000 0 0x1000>,
+                             <0x0 0x2390000 0 0x1000>;
+                       interrupts = <0 59 4>;
+                       timeout-sec = <30>;
+               };
+
No new line is needed here.
Ok
quoted
+       };
+};
--
2.7.4
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