* [RFC 4/4] enable ipmmu for devcies connected to ipmmu_ds
@ 2016-01-08 8:23 Niklas Söderlund
2016-01-08 17:49 ` Sergei Shtylyov
0 siblings, 1 reply; 2+ messages in thread
From: Niklas Söderlund @ 2016-01-08 8:23 UTC (permalink / raw)
To: linux-sh
This commits shows how I test DMAC+IPMMU.
---
arch/arm/boot/dts/r8a7790.dtsi | 2 +-
arch/arm/configs/shmobile_defconfig | 3 ++-
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
index 23af349..c2402f2 100644
--- a/arch/arm/boot/dts/r8a7790.dtsi
+++ b/arch/arm/boot/dts/r8a7790.dtsi
@@ -1818,7 +1818,7 @@
interrupts = <0 198 IRQ_TYPE_LEVEL_HIGH>,
<0 199 IRQ_TYPE_LEVEL_HIGH>;
#iommu-cells = <1>;
- status = "disabled";
+ status = "okay";
};
ipmmu_mp: mmu@ec680000 {
diff --git a/arch/arm/configs/shmobile_defconfig b/arch/arm/configs/shmobile_defconfig
index 3aef019..e9a1194 100644
--- a/arch/arm/configs/shmobile_defconfig
+++ b/arch/arm/configs/shmobile_defconfig
@@ -21,6 +21,7 @@ CONFIG_ARCH_R8A7791=y
CONFIG_ARCH_R8A7793=y
CONFIG_ARCH_R8A7794=y
CONFIG_ARCH_SH73A0=y
+CONFIG_ARM_LPAE=y
CONFIG_CPU_BPREDICT_DISABLE=y
CONFIG_PL310_ERRATA_588369=y
CONFIG_ARM_ERRATA_754322=y
@@ -180,7 +181,7 @@ CONFIG_RTC_DRV_RX8581=y
CONFIG_DMADEVICES=y
CONFIG_SH_DMAE=y
CONFIG_RCAR_DMAC=y
-# CONFIG_IOMMU_SUPPORT is not set
+CONFIG_IPMMU_VMSA=y
CONFIG_IIO=y
CONFIG_AK8975=y
CONFIG_PWM=y
--
2.6.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [RFC 4/4] enable ipmmu for devcies connected to ipmmu_ds
2016-01-08 8:23 [RFC 4/4] enable ipmmu for devcies connected to ipmmu_ds Niklas Söderlund
@ 2016-01-08 17:49 ` Sergei Shtylyov
0 siblings, 0 replies; 2+ messages in thread
From: Sergei Shtylyov @ 2016-01-08 17:49 UTC (permalink / raw)
To: linux-sh
On 01/08/2016 11:23 AM, Niklas Söderlund wrote:
> This commits shows how I test DMAC+IPMMU.
Typo in the subject: devcies.
MBR, Sergei
^ permalink raw reply [flat|nested] 2+ messages in thread
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