diff options
| author | Andy Yan <andy.yan@rock-chips.com> | 2016-07-06 16:28:34 +0300 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2016-08-11 21:07:30 +0300 |
| commit | b60ab70bbeced9a780ba297ffc555bc3a8ae6045 (patch) | |
| tree | bc9af0cc503abc160df8dc608175673f45e2f8ab /arch | |
| parent | a148a05512b62b1d4beb35a76733017f018ba20a (diff) | |
| download | linux-b60ab70bbeced9a780ba297ffc555bc3a8ae6045.tar.xz | |
ARM: dts: rockchip: add syscon-reboot-mode DT node
Rockchip platform use a SYSCON mapped register store
the reboot mode magic value for bootloader to use when
system reboot. So add syscon-reboot-mode driver DT node
for rk3xxx/rk3036/rk3288 based platform
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/boot/dts/rk3036.dtsi | 12 | ||||
| -rw-r--r-- | arch/arm/boot/dts/rk3288.dtsi | 10 | ||||
| -rw-r--r-- | arch/arm/boot/dts/rk3xxx.dtsi | 12 |
3 files changed, 32 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/rk3036.dtsi b/arch/arm/boot/dts/rk3036.dtsi index 843d2be2e4e9..a935523a1eb8 100644 --- a/arch/arm/boot/dts/rk3036.dtsi +++ b/arch/arm/boot/dts/rk3036.dtsi @@ -43,6 +43,7 @@ #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/pinctrl/rockchip.h> #include <dt-bindings/clock/rk3036-cru.h> +#include <dt-bindings/soc/rockchip,boot-mode.h> #include "skeleton.dtsi" / { @@ -313,8 +314,17 @@ }; grf: syscon@20008000 { - compatible = "rockchip,rk3036-grf", "syscon"; + compatible = "rockchip,rk3036-grf", "syscon", "simple-mfd"; reg = <0x20008000 0x1000>; + + reboot-mode { + compatible = "syscon-reboot-mode"; + offset = <0x1d8>; + mode-normal = <BOOT_NORMAL>; + mode-recovery = <BOOT_RECOVERY>; + mode-bootloader = <BOOT_FASTBOOT>; + mode-loader = <BOOT_BL_DOWNLOAD>; + }; }; acodec: acodec-ana@20030000 { diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index e5c4a11f6bc6..48ca4e452564 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -45,6 +45,7 @@ #include <dt-bindings/clock/rk3288-cru.h> #include <dt-bindings/thermal/thermal.h> #include <dt-bindings/power/rk3288-power.h> +#include <dt-bindings/soc/rockchip,boot-mode.h> #include "skeleton.dtsi" / { @@ -791,6 +792,15 @@ clocks = <&cru ACLK_GPU>; }; }; + + reboot-mode { + compatible = "syscon-reboot-mode"; + offset = <0x94>; + mode-normal = <BOOT_NORMAL>; + mode-recovery = <BOOT_RECOVERY>; + mode-bootloader = <BOOT_FASTBOOT>; + mode-loader = <BOOT_BL_DOWNLOAD>; + }; }; sgrf: syscon@ff740000 { diff --git a/arch/arm/boot/dts/rk3xxx.dtsi b/arch/arm/boot/dts/rk3xxx.dtsi index 99bbcc2c9b89..405d61258f10 100644 --- a/arch/arm/boot/dts/rk3xxx.dtsi +++ b/arch/arm/boot/dts/rk3xxx.dtsi @@ -43,6 +43,7 @@ #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/soc/rockchip,boot-mode.h> #include "skeleton.dtsi" / { @@ -246,8 +247,17 @@ }; pmu: pmu@20004000 { - compatible = "rockchip,rk3066-pmu", "syscon"; + compatible = "rockchip,rk3066-pmu", "syscon", "simple-mfd"; reg = <0x20004000 0x100>; + + reboot-mode { + compatible = "syscon-reboot-mode"; + offset = <0x40>; + mode-normal = <BOOT_NORMAL>; + mode-recovery = <BOOT_RECOVERY>; + mode-bootloader = <BOOT_FASTBOOT>; + mode-loader = <BOOT_BL_DOWNLOAD>; + }; }; grf: grf@20008000 { |