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ARM: DTS: Add new bindings for K2G and the K2G evm 

K2G SoC family is the newest version of the Keystone family of processors.
 
 The technical reference manual for K2G can be found here:
 http://www.ti.com/lit/ug/spruhy8/spruhy8.pdf
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Merge tag 'keystone_dts_for_4.6_v2' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone into next/dt

Merge "ARM: Keystone DTS for 4.6" from Santosh Shilimkar:

ARM: DTS: Add new bindings for K2G and the K2G evm

K2G SoC family is the newest version of the Keystone family of processors.

The technical reference manual for K2G can be found here:
http://www.ti.com/lit/ug/spruhy8/spruhy8.pdf

* tag 'keystone_dts_for_4.6_v2' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone:
  ARM: dts: keystone: Add minimum support for K2G evm
  ARM: dts: keystone: Add Initial DT support for TI K2G SoC family
  ARM: keystone: Create new binding for K2G SoC
This commit is contained in:
Arnd Bergmann 2016-02-26 22:46:39 +01:00
parent 0314df7752 5b7551db86
commit 8be31869ee
5 changed files with 129 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
Documentation/devicetree/bindings/arm/keystone/keystone.txt
View File

@ -22,6 +22,8 @@ SoCs:
compatible = "ti,k2l", "ti,keystone"
- Keystone 2 Edison
compatible = "ti,k2e", "ti,keystone"
- K2G
compatible = "ti,k2g", "ti,keystone"
Boards:
- Keystone 2 Hawking/Kepler EVM
@ -32,3 +34,6 @@ Boards:
- Keystone 2 Edison EVM
compatible = "ti,k2e-evm", "ti,k2e", "ti,keystone"
- K2G EVM
compatible = "ti,k2g-evm", "ti,k2g", "ti-keystone"

3
arch/arm/boot/dts/Makefile
View File

@ -158,7 +158,8 @@ dtb-$(CONFIG_ARCH_INTEGRATOR) += \
dtb-$(CONFIG_ARCH_KEYSTONE) += \
k2hk-evm.dtb \
k2l-evm.dtb \
k2e-evm.dtb
k2e-evm.dtb \
keystone-k2g-evm.dtb
dtb-$(CONFIG_MACH_KIRKWOOD) += \
kirkwood-b3.dtb \
kirkwood-blackarmor-nas220.dtb \

32
arch/arm/boot/dts/keystone-k2g-evm.dts Normal file
View File

@ -0,0 +1,32 @@
/*
* Device Tree Source for K2G EVM
*
* Copyright (C) 2016 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
* kind, whether express or implied; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
/dts-v1/;
#include "keystone-k2g.dtsi"
/ {
compatible = "ti,k2g-evm", "ti,k2g", "ti,keystone";
model = "Texas Instruments K2G General Purpose EVM";
memory {
device_type = "memory";
reg = <0x00000008 0x00000000 0x00000000 0x80000000>;
};
};
&uart0 {
status = "okay";
};

89
arch/arm/boot/dts/keystone-k2g.dtsi Normal file
View File

@ -0,0 +1,89 @@
/*
* Device Tree Source for K2G SOC
*
* Copyright (C) 2016 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
* kind, whether express or implied; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include "skeleton.dtsi"
/ {
compatible = "ti,k2g","ti,keystone";
model = "Texas Instruments K2G SoC";
#address-cells = <2>;
#size-cells = <2>;
interrupt-parent = <&gic>;
aliases {
serial0 = &uart0;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
compatible = "arm,cortex-a15";
device_type = "cpu";
reg = <0>;
};
};
gic: interrupt-controller@02561000 {
compatible = "arm,cortex-a15-gic";
#interrupt-cells = <3>;
interrupt-controller;
reg = <0x0 0x02561000 0x0 0x1000>,
<0x0 0x02562000 0x0 0x2000>,
<0x0 0x02564000 0x0 0x1000>,
<0x0 0x02566000 0x0 0x2000>;
interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) |
IRQ_TYPE_LEVEL_HIGH)>;
};
timer {
compatible = "arm,armv7-timer";
interrupts =
<GIC_PPI 13
(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 14
(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 11
(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 10
(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
};
pmu {
compatible = "arm,cortex-a15-pmu";
interrupts = <GIC_SPI 4 IRQ_TYPE_EDGE_RISING>;
};
soc {
#address-cells = <1>;
#size-cells = <1>;
compatible = "ti,keystone","simple-bus";
ranges = <0x0 0x0 0x0 0xc0000000>;
dma-ranges = <0x80000000 0x8 0x00000000 0x80000000>;
uart0: serial@02530c00 {
compatible = "ns16550a";
current-speed = <115200>;
reg-shift = <2>;
reg-io-width = <4>;
reg = <0x02530c00 0x100>;
interrupts = <GIC_SPI 164 IRQ_TYPE_EDGE_RISING>;
clock-frequency = <200000000>;
status = "disabled";
};
};
};

1
arch/arm/mach-keystone/keystone.c
View File

@ -100,6 +100,7 @@ static const char *const keystone_match[] __initconst = {
"ti,k2hk",
"ti,k2e",
"ti,k2l",
"ti,k2g",
"ti,keystone",
NULL,
};