Support for NXP's i.MX8QM SoC
NXP's i.MX8QM is an ARMv8 SoC with 2 clusters, 2 Cortex-A72
cores in one cluster and 4 Cortex-A53 in the other cluster,
and also has system controller (Cortex-M4) inside, documentation
can be found in below link:
https://www.nxp.com/products/processors-and-microcontrollers/
applications-processors/i.mx-applications-processors/i.mx-8-processors:IMX8-SERIES
This patch adds support for booting up SMP linux kernel (v4.9).
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
diff --git a/plat/imx/imx8qm/include/platform_def.h b/plat/imx/imx8qm/include/platform_def.h
new file mode 100644
index 0000000..51c2e1e
--- /dev/null
+++ b/plat/imx/imx8qm/include/platform_def.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#define PLATFORM_LINKER_FORMAT "elf64-littleaarch64"
+#define PLATFORM_LINKER_ARCH aarch64
+
+#define PLATFORM_STACK_SIZE 0X400
+#define CACHE_WRITEBACK_GRANULE 64
+
+#define PLAT_PRIMARY_CPU 0x0
+#define PLATFORM_MAX_CPU_PER_CLUSTER 4
+#define PLATFORM_CLUSTER_COUNT 2
+#define PLATFORM_CLUSTER0_CORE_COUNT 4
+#define PLATFORM_CLUSTER1_CORE_COUNT 2
+#define PLATFORM_CORE_COUNT (PLATFORM_CLUSTER0_CORE_COUNT + \
+ PLATFORM_CLUSTER1_CORE_COUNT)
+
+#define IMX_PWR_LVL0 MPIDR_AFFLVL0
+#define IMX_PWR_LVL1 MPIDR_AFFLVL1
+#define IMX_PWR_LVL2 MPIDR_AFFLVL2
+
+#define PWR_DOMAIN_AT_MAX_LVL 1
+#define PLAT_MAX_PWR_LVL 2
+#define PLAT_MAX_OFF_STATE 2
+#define PLAT_MAX_RET_STATE 1
+
+#define BL31_BASE 0x80000000
+#define BL31_LIMIT 0x80020000
+
+#define PLAT_GICD_BASE 0x51a00000
+#define PLAT_GICD_SIZE 0x10000
+#define PLAT_GICR_BASE 0x51b00000
+#define PLAT_GICR_SIZE 0xc0000
+#define PLAT_CCI_BASE 0x52090000
+#define PLAT_CCI_SIZE 0x10000
+#define CLUSTER0_CCI_SLVAE_IFACE 3
+#define CLUSTER1_CCI_SLVAE_IFACE 4
+#define IMX_BOOT_UART_BASE 0x5a060000
+#define IMX_BOOT_UART_SIZE 0x1000
+#define IMX_BOOT_UART_BAUDRATE 115200
+#define IMX_BOOT_UART_CLK_IN_HZ 24000000
+#define PLAT_CRASH_UART_BASE IMX_BOOT_UART_BASE
+#define PLAT__CRASH_UART_CLK_IN_HZ 24000000
+#define IMX_CONSOLE_BAUDRATE 115200
+#define SC_IPC_BASE 0x5d1b0000
+#define SC_IPC_SIZE 0x10000
+
+#define COUNTER_FREQUENCY 8000000 /* 8MHz */
+
+/* non-secure uboot base */
+#define PLAT_NS_IMAGE_OFFSET 0x80020000
+
+#define PLAT_VIRT_ADDR_SPACE_SIZE (1ull << 32)
+#define PLAT_PHY_ADDR_SPACE_SIZE (1ull << 32)
+
+#define MAX_XLAT_TABLES 8
+#define MAX_MMAP_REGIONS 12
+
+#define DEBUG_CONSOLE 0
+#define DEBUG_CONSOLE_A53 0
+#define PLAT_IMX8QM 1
diff --git a/plat/imx/imx8qm/include/sec_rsrc.h b/plat/imx/imx8qm/include/sec_rsrc.h
new file mode 100644
index 0000000..a623cd3
--- /dev/null
+++ b/plat/imx/imx8qm/include/sec_rsrc.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/* resources that are going to stay in secure partition */
+sc_rsrc_t secure_rsrcs[] = {
+ SC_R_MU_0A,
+ SC_R_A53,
+ SC_R_A53_0,
+ SC_R_A53_1,
+ SC_R_A53_2,
+ SC_R_A53_3,
+ SC_R_A72,
+ SC_R_A72_0,
+ SC_R_A72_1,
+ SC_R_GIC,
+ SC_R_GIC_SMMU,
+ SC_R_CCI,
+ SC_R_SYSTEM,
+ SC_R_IRQSTR_SCU2
+};
+
+/* resources that have register access for non-secure domain */
+sc_rsrc_t ns_access_allowed[] = {
+ SC_R_GIC,
+ SC_R_GIC_SMMU,
+ SC_R_CCI
+};