openwrt/target/linux/layerscape/patches-5.4/301-arch-0003-arm64-pgtable-add-support-to-map-cacheable-and-non-s.patch
Yangbo Lu cddd459140 layerscape: add patches-5.4
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
2020-05-07 12:53:06 +02:00

23 lines
864 B
Diff

From d59be41c014e2e17ea0aaa37d42f36548ad063b5 Mon Sep 17 00:00:00 2001
From: Haiying Wang <Haiying.wang@freescale.com>
Date: Sat, 8 Aug 2015 07:25:02 -0400
Subject: [PATCH] arm64/pgtable: add support to map cacheable and non shareable
memory
Signed-off-by: Haiying Wang <Haiying.wang@freescale.com>
---
arch/arm64/include/asm/pgtable.h | 2 ++
1 file changed, 2 insertions(+)
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -417,6 +417,8 @@ static inline pmd_t pmd_mkdevmap(pmd_t p
#define pgprot_cached(prot) \
__pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_NORMAL) | \
PTE_PXN | PTE_UXN)
+#define pgprot_cached_ns(prot) \
+ __pgprot(pgprot_val(pgprot_cached(prot)) ^ PTE_SHARED)
#define pgprot_device(prot) \
__pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_DEVICE_nGnRE) | PTE_PXN | PTE_UXN)
/*