From: Ye Li <ye.li@nxp.com>
Date: Fri, 26 Sep 2025 12:24:18 +0000 (+0800)
Subject: imx9: scmi: Add PCIE ECAM and outbound space to MMU
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=1566f803bff58f472c38e2e34204753529d01136;p=thirdparty%2Fu-boot.git

imx9: scmi: Add PCIE ECAM and outbound space to MMU

Add PCIE1 and PCIE2 ECAM space and outbound space to MMU pagetable,
so A55 can access them.

Signed-off-by: Ye Li <ye.li@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
---

diff --git a/arch/arm/mach-imx/imx9/scmi/soc.c b/arch/arm/mach-imx/imx9/scmi/soc.c
index 5c1e13c9842..dbaa19a9e6e 100644
--- a/arch/arm/mach-imx/imx9/scmi/soc.c
+++ b/arch/arm/mach-imx/imx9/scmi/soc.c
@@ -257,6 +257,30 @@ static struct mm_region imx9_mem_map[] = {
 			 PTE_BLOCK_OUTER_SHARE
 	}, {
 #endif
+		/* PCIE2 ECAM */
+		.virt = 0x880000000UL,
+		.phys = 0x880000000UL,
+		.size = 0x10000000UL,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* PCIE1 Outbound */
+		.virt = 0x900000000UL,
+		.phys = 0x900000000UL,
+		.size = 0x100000000UL,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* PCIE2 Outbound */
+		.virt = 0xA00000000UL,
+		.phys = 0xA00000000UL,
+		.size = 0x100000000UL,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
 		/* empty entry to split table entry 5 if needed when TEEs are used */
 		0,
 	}, {