ARM: mediatek: Add MT8183 support

Add the MT8183 SoC support.

Signed-off-by: Fabien Parent <fparent@baylibre.com>

4 files changed, 93 insertions, 0 deletions

diff --git a/arch/arm/mach-mediatek/Kconfig b/arch/arm/mach-mediatek/Kconfig
index 2791b3dbda..a035471374 100644
--- a/arch/arm/mach-mediatek/Kconfig
+++ b/arch/arm/mach-mediatek/Kconfig
@@ -42,6 +42,15 @@ config TARGET_MT7629
 	  including DDR3, crypto engine, 3x3 11n/ac Wi-Fi, Gigabit Ethernet,
 	  switch, USB3.0, PCIe, UART, SPI, I2C and PWM.
 
+config TARGET_MT8183
+	bool "MediaTek MT8183 SoC"
+	select ARM64
+	help
+	  The MediaTek MT8183 is a ARM64-based SoC with a quad-core Cortex-A73 and
+	  a quad-core Cortex-A53. It is including UART, SPI, USB3.0 dual role,
+	  SD and MMC cards, UFS, PWM, I2C, I2S, S/PDIF, and several LPDDR3
+	  and LPDDR4 options.
+
 config TARGET_MT8512
         bool "MediaTek MT8512 M1 Board"
         select ARM64
diff --git a/arch/arm/mach-mediatek/Makefile b/arch/arm/mach-mediatek/Makefile
index 290d2c709f..0f5b0c16d2 100644
--- a/arch/arm/mach-mediatek/Makefile
+++ b/arch/arm/mach-mediatek/Makefile
@@ -7,5 +7,6 @@ obj-$(CONFIG_MT8512) += mt8512/
 obj-$(CONFIG_TARGET_MT7622) += mt7622/
 obj-$(CONFIG_TARGET_MT7623) += mt7623/
 obj-$(CONFIG_TARGET_MT7629) += mt7629/
+obj-$(CONFIG_TARGET_MT8183) += mt8183/
 obj-$(CONFIG_TARGET_MT8516) += mt8516/
 obj-$(CONFIG_TARGET_MT8518) += mt8518/
diff --git a/arch/arm/mach-mediatek/mt8183/Makefile b/arch/arm/mach-mediatek/mt8183/Makefile
new file mode 100644
index 0000000000..886ab7e4eb
--- /dev/null
+++ b/arch/arm/mach-mediatek/mt8183/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier:	GPL-2.0
+
+obj-y += init.o
diff --git a/arch/arm/mach-mediatek/mt8183/init.c b/arch/arm/mach-mediatek/mt8183/init.c
new file mode 100644
index 0000000000..877f387102
--- /dev/null
+++ b/arch/arm/mach-mediatek/mt8183/init.c
@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2021 MediaTek Inc.
+ * Copyright (C) 2021 BayLibre, SAS
+ * Author: Fabien Parent <fparent@baylibre.com>
+ */
+
+#include <clk.h>
+#include <common.h>
+#include <dm.h>
+#include <fdtdec.h>
+#include <ram.h>
+#include <asm/arch/misc.h>
+#include <asm/armv8/mmu.h>
+#include <asm/sections.h>
+#include <asm/system.h>
+#include <dm/uclass.h>
+#include <dt-bindings/clock/mt8516-clk.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init(void)
+{
+	int ret;
+
+	ret = fdtdec_setup_memory_banksize();
+	if (ret)
+		return ret;
+
+	return fdtdec_setup_mem_size_base();
+}
+
+int dram_init_banksize(void)
+{
+	gd->bd->bi_dram[0].start = gd->ram_base;
+	gd->bd->bi_dram[0].size = gd->ram_size;
+
+	return 0;
+}
+
+int mtk_pll_early_init(void)
+{
+	return 0;
+}
+
+int mtk_soc_early_init(void)
+{
+	return 0;
+}
+
+void reset_cpu(ulong addr)
+{
+	psci_system_reset();
+}
+
+int print_cpuinfo(void)
+{
+	printf("CPU:   MediaTek MT8183\n");
+	return 0;
+}
+
+static struct mm_region mt8183_mem_map[] = {
+	{
+		/* DDR */
+		.virt = 0x40000000UL,
+		.phys = 0x40000000UL,
+		.size = 0x80000000UL,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_OUTER_SHARE,
+	}, {
+		.virt = 0x00000000UL,
+		.phys = 0x00000000UL,
+		.size = 0x20000000UL,
+		.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+			 PTE_BLOCK_NON_SHARE |
+			 PTE_BLOCK_PXN | PTE_BLOCK_UXN
+	}, {
+		0,
+	}
+};
+struct mm_region *mem_map = mt8183_mem_map;