From: Janne Grunau <j@jannau.net>
Date: Tue, 29 Mar 2022 11:29:35 +0000 (+0200)
Subject: arm: apple: Add M1 Ultra support
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=585fc1c8c535380e1ace681e34bb1e3c9e8bc7ae;p=u-boot.git

arm: apple: Add M1 Ultra support

The M1 Ultra consists of two M1 Max dies. The second die's I/O is at
a consistent offset of 0x2000000000.

Signed-off-by: Janne Grunau <j@jannau.net>
Reviewed-by: Mark Kettenis <kettenis@openbsd.org>
---

diff --git a/arch/arm/mach-apple/board.c b/arch/arm/mach-apple/board.c
index 722dff1f64..ffc1301cf5 100644
--- a/arch/arm/mach-apple/board.c
+++ b/arch/arm/mach-apple/board.c
@@ -177,6 +177,171 @@ static struct mm_region t6000_mem_map[] = {
 	}
 };
 
+/* Apple M1 Ultra */
+
+static struct mm_region t6002_mem_map[] = {
+	{
+		/* I/O */
+		.virt = 0x280000000,
+		.phys = 0x280000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0x380000000,
+		.phys = 0x380000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0x580000000,
+		.phys = 0x580000000,
+		.size = SZ_512M,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* PCIE */
+		.virt = 0x5a0000000,
+		.phys = 0x5a0000000,
+		.size = SZ_512M,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRE) |
+			 PTE_BLOCK_INNER_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* PCIE */
+		.virt = 0x5c0000000,
+		.phys = 0x5c0000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRE) |
+			 PTE_BLOCK_INNER_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0x700000000,
+		.phys = 0x700000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0xb00000000,
+		.phys = 0xb00000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0xf00000000,
+		.phys = 0xf00000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0x1300000000,
+		.phys = 0x1300000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0x2280000000,
+		.phys = 0x2280000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0x2380000000,
+		.phys = 0x2380000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0x2580000000,
+		.phys = 0x2580000000,
+		.size = SZ_512M,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* PCIE */
+		.virt = 0x25a0000000,
+		.phys = 0x25a0000000,
+		.size = SZ_512M,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRE) |
+			 PTE_BLOCK_INNER_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* PCIE */
+		.virt = 0x25c0000000,
+		.phys = 0x25c0000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRE) |
+			 PTE_BLOCK_INNER_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0x2700000000,
+		.phys = 0x2700000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0x2b00000000,
+		.phys = 0x2b00000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0x2f00000000,
+		.phys = 0x2f00000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* I/O */
+		.virt = 0x3300000000,
+		.phys = 0x3300000000,
+		.size = SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* RAM */
+		.virt = 0x10000000000,
+		.phys = 0x10000000000,
+		.size = 16UL * SZ_1G,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+			 PTE_BLOCK_INNER_SHARE
+	}, {
+		/* Framebuffer */
+		.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL_NC) |
+			 PTE_BLOCK_INNER_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		/* List terminator */
+		0,
+	}
+};
+
 struct mm_region *mem_map;
 
 int board_init(void)
@@ -216,6 +381,8 @@ void build_mem_map(void)
 		mem_map = t6000_mem_map;
 	else if (of_machine_is_compatible("apple,t6001"))
 		mem_map = t6000_mem_map;
+	else if (of_machine_is_compatible("apple,t6002"))
+		mem_map = t6002_mem_map;
 	else
 		panic("Unsupported SoC\n");