This commit adds basic Cavium ThunderX 88xx board definitions and support.

Signed-off-by: Sergey Temerkhanov <s.temerkha...@gmail.com>
Signed-off-by: Radha Mohan Chintakuntla <rchintakun...@cavium.com>

---

Changes in v5:
- Added CONFIG_OF_CONTROL support
- Changed memory attributes

Changes in v4:
- Moved CONFIG_SYS_PROMPT to configs/thunderx_88xx_defconfig
- Added proper DM_SERIAL definitions

Changes in v3:
- Fixed formatting
- Added MAINTAINERS
- Moved command definitions to defconfig

Changes in v2: None

 arch/arm/Kconfig                  |   5 ++
 board/cavium/thunderx/Kconfig     |  19 +++++
 board/cavium/thunderx/MAINTAINERS |   6 ++
 board/cavium/thunderx/Makefile    |   8 +++
 board/cavium/thunderx/thunderx.c  |  75 ++++++++++++++++++++
 configs/thunderx_88xx_defconfig   |  29 ++++++++
 include/configs/thunderx_88xx.h   | 146 ++++++++++++++++++++++++++++++++++++++
 7 files changed, 288 insertions(+)
 create mode 100644 board/cavium/thunderx/Kconfig
 create mode 100644 board/cavium/thunderx/MAINTAINERS
 create mode 100644 board/cavium/thunderx/Makefile
 create mode 100644 board/cavium/thunderx/thunderx.c
 create mode 100644 configs/thunderx_88xx_defconfig
 create mode 100644 include/configs/thunderx_88xx.h

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index c598f5e..26f328f 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -741,6 +741,10 @@ config ARCH_ROCKCHIP
        select CPU_V7
        select DM
 
+config TARGET_THUNDERX_88XX
+       bool "Support ThunderX 88xx"
+       select OF_CONTROL
+
 endchoice
 
 source "arch/arm/mach-at91/Kconfig"
@@ -894,6 +898,7 @@ source "board/woodburn/Kconfig"
 source "board/work-microwave/work_92105/Kconfig"
 source "board/xaeniax/Kconfig"
 source "board/zipitz2/Kconfig"
+source "board/cavium/thunderx/Kconfig"
 
 source "arch/arm/Kconfig.debug"
 
diff --git a/board/cavium/thunderx/Kconfig b/board/cavium/thunderx/Kconfig
new file mode 100644
index 0000000..3e62abf
--- /dev/null
+++ b/board/cavium/thunderx/Kconfig
@@ -0,0 +1,19 @@
+if TARGET_THUNDERX_88XX
+
+config SYS_CPU
+       string
+       default "armv8"
+
+config SYS_BOARD
+       string
+       default "thunderx"
+
+config SYS_VENDOR
+       string
+       default "cavium"
+
+config SYS_CONFIG_NAME
+       string
+       default "thunderx_88xx"
+
+endif
diff --git a/board/cavium/thunderx/MAINTAINERS 
b/board/cavium/thunderx/MAINTAINERS
new file mode 100644
index 0000000..c84d3b5
--- /dev/null
+++ b/board/cavium/thunderx/MAINTAINERS
@@ -0,0 +1,6 @@
+THUNDERX BOARD
+M:     Sergey Temerkhanov <s.temerkha...@gmail.com>
+S:     Maintained
+F:     board/cavium/thunderx/
+F:     include/configs/thunderx_88xx.h
+F:     configs/thunderx_88xx_defconfig
diff --git a/board/cavium/thunderx/Makefile b/board/cavium/thunderx/Makefile
new file mode 100644
index 0000000..306044a
--- /dev/null
+++ b/board/cavium/thunderx/Makefile
@@ -0,0 +1,8 @@
+#
+#
+# (C) Copyright 2014, Cavium Inc.
+#
+# SPDX-License-Identifier:     GPL-2.0+
+#
+
+obj-y  := thunderx.o
diff --git a/board/cavium/thunderx/thunderx.c b/board/cavium/thunderx/thunderx.c
new file mode 100644
index 0000000..ea6ae80
--- /dev/null
+++ b/board/cavium/thunderx/thunderx.c
@@ -0,0 +1,75 @@
+/**
+ * (C) Copyright 2014, Cavium Inc.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+**/
+
+#include <common.h>
+#include <malloc.h>
+#include <errno.h>
+#include <linux/compiler.h>
+
+#if !CONFIG_IS_ENABLED(OF_CONTROL)
+#include <dm/platdata.h>
+#include <dm/platform_data/serial_pl01x.h>
+
+static const struct pl01x_serial_platdata serial0 = {
+       .base = CONFIG_SYS_SERIAL0,
+       .type = TYPE_PL011,
+       .clock = 0,
+       .flags = PL0X_PREINITIALIZED,
+};
+
+U_BOOT_DEVICE(thunderx_serial0) = {
+       .name = "serial_pl01x",
+       .platdata = &serial0,
+};
+
+static const struct pl01x_serial_platdata serial1 = {
+       .base = CONFIG_SYS_SERIAL1,
+       .type = TYPE_PL011,
+       .clock = 0,
+       .flags = PL0x_PREINITIALIZED,
+};
+
+U_BOOT_DEVICE(thunderx_serial1) = {
+       .name = "serial_pl01x",
+       .platdata = &serial1,
+};
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+       return 0;
+}
+
+int timer_init(void)
+{
+       return 0;
+}
+
+/*
+ * Board specific reset that is system reset.
+ */
+void reset_cpu(ulong addr)
+{
+}
+
+/*
+ * Board specific ethernet initialization routine.
+ */
+int board_eth_init(bd_t *bis)
+{
+       int rc = 0;
+
+       return rc;
+}
+
+#ifdef CONFIG_PCI
+void pci_init_board(void)
+{
+       printf("DEBUG: PCI Init TODO *****\n");
+}
+#endif
diff --git a/configs/thunderx_88xx_defconfig b/configs/thunderx_88xx_defconfig
new file mode 100644
index 0000000..554686f
--- /dev/null
+++ b/configs/thunderx_88xx_defconfig
@@ -0,0 +1,29 @@
+CONFIG_SYS_EXTRA_OPTIONS="ARM64"
+CONFIG_ARM=y
+CONFIG_TARGET_THUNDERX_88XX=y
+CONFIG_SYS_PROMPT="ThunderX_88XX> "
+
+CONFIG_DM=y
+CONFIG_DM_SERIAL=y
+CONFIG_DM_STDIO=y
+CONFIG_DEFAULT_DEVICE_TREE="thunderx-88xx"
+
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_BDI=y
+CONFIG_CMD_DIAG=y
+CONFIG_CMD_ENV=y
+CONFIG_CMD_IMI=y
+CONFIG_CMD_MEMORY=y
+CONFIG_CMD_RUN=y
+CONFIG_CMD_BOOTD=y
+CONFIG_CMD_ECHO=y
+CONFIG_CMD_SOURCE=y
+
+CONFIG_CMD_LOADB=y
+CONFIG_CMD_LOADS=y
+CONFIG_CMD_SAVES=y
+
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_IMLS is not set
+
+CONFIG_CMD_ATF=y
diff --git a/include/configs/thunderx_88xx.h b/include/configs/thunderx_88xx.h
new file mode 100644
index 0000000..36c2244
--- /dev/null
+++ b/include/configs/thunderx_88xx.h
@@ -0,0 +1,146 @@
+/**
+ * (C) Copyright 2014, Cavium Inc.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+**/
+
+#ifndef __THUNDERX_88XX_H__
+#define __THUNDERX_88XX_H__
+
+#define CONFIG_REMAKE_ELF
+
+#define CONFIG_THUNDERX
+
+#define CONFIG_SYS_GENERIC_BOARD
+
+#define CONFIG_SYS_64BIT
+
+#define CONFIG_SYS_NO_FLASH
+
+
+#define CONFIG_IDENT_STRING    \
+       " for Cavium Thunder CN88XX ARM v8 Multi-Core"
+#define CONFIG_BOOTP_VCI_STRING                "Diagnostics"
+
+#define MEM_BASE                       0x00500000
+
+#define CONFIG_COREID_MASK             0xffffff
+
+#define CONFIG_SYS_FULL_VA
+
+#define CONFIG_SYS_MEM_MAP             {{0x000000000000UL, 0x40000000000UL, \
+                                         PTL2_MEMTYPE(MT_NORMAL) |          \
+                                         PTL2_BLOCK_NON_SHARE},             \
+                                        {0x800000000000UL, 0x40000000000UL, \
+                                         PTL2_MEMTYPE(MT_DEVICE_NGNRNE) |   \
+                                         PTL2_BLOCK_NON_SHARE},             \
+                                        {0x840000000000UL, 0x40000000000UL, \
+                                         PTL2_MEMTYPE(MT_DEVICE_NGNRNE) |   \
+                                         PTL2_BLOCK_NON_SHARE},             \
+                                       }
+
+#define CONFIG_SYS_MEM_MAP_SIZE                3
+
+#define CONFIG_SYS_VA_BITS             48
+#define CONFIG_SYS_PTL2_BITS           42
+#define CONFIG_SYS_BLOCK_SHIFT         29
+#define CONFIG_SYS_PTL1_ENTRIES                64
+#define CONFIG_SYS_PTL2_ENTRIES                8192
+
+#define CONFIG_SYS_PGTABLE_SIZE                \
+       ((CONFIG_SYS_PTL1_ENTRIES + \
+         CONFIG_SYS_MEM_MAP_SIZE * CONFIG_SYS_PTL2_ENTRIES) * 8)
+#define CONFIG_SYS_TCR_EL1_IPS_BITS    (5UL << 32)
+#define CONFIG_SYS_TCR_EL2_IPS_BITS    (5 << 16)
+#define CONFIG_SYS_TCR_EL3_IPS_BITS    (5 << 16)
+
+/* Link Definitions */
+#define CONFIG_SYS_TEXT_BASE           0x00500000
+#define CONFIG_SYS_INIT_SP_ADDR                (CONFIG_SYS_SDRAM_BASE + 
0x7fff0)
+
+/* Flat Device Tree Definitions */
+#define CONFIG_OF_LIBFDT
+
+/* SMP Spin Table Definitions */
+#define CPU_RELEASE_ADDR               (CONFIG_SYS_SDRAM_BASE + 0x7fff0)
+
+
+/* Generic Timer Definitions */
+#define COUNTER_FREQUENCY              (0x1800000)     /* 24MHz */
+
+
+#define CONFIG_SYS_MEMTEST_START       MEM_BASE
+#define CONFIG_SYS_MEMTEST_END         (MEM_BASE + PHYS_SDRAM_1_SIZE)
+
+/* Size of malloc() pool */
+#define CONFIG_SYS_MALLOC_LEN          (CONFIG_ENV_SIZE + 1024 * 1024)
+
+/* PL011 Serial Configuration */
+
+#define CONFIG_PL01X_SERIAL
+#define CONFIG_PL011_CLOCK             24000000
+#define CONFIG_CONS_INDEX              1
+
+/* Generic Interrupt Controller Definitions */
+#define GICD_BASE                      (0x801000000000)
+#define GICR_BASE                      (0x801000002000)
+#define CONFIG_SYS_SERIAL0             0x87e024000000
+#define CONFIG_SYS_SERIAL1             0x87e025000000
+
+#define CONFIG_BAUDRATE                        115200
+
+/* Command line configuration */
+#define CONFIG_MENU
+
+/* BOOTP options */
+#define CONFIG_BOOTP_BOOTFILESIZE
+#define CONFIG_BOOTP_BOOTPATH
+#define CONFIG_BOOTP_GATEWAY
+#define CONFIG_BOOTP_HOSTNAME
+#define CONFIG_BOOTP_PXE
+#define CONFIG_BOOTP_PXE_CLIENTARCH    0x100
+
+/* Miscellaneous configurable options */
+#define CONFIG_SYS_LOAD_ADDR           (MEM_BASE)
+
+/* Physical Memory Map */
+#define CONFIG_NR_DRAM_BANKS           1
+#define PHYS_SDRAM_1                   (MEM_BASE)        /* SDRAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE              (0x80000000-MEM_BASE)   /* 2048 MB */
+#define CONFIG_SYS_SDRAM_BASE          PHYS_SDRAM_1
+
+/* Initial environment variables */
+#define UBOOT_IMG_HEAD_SIZE            0x40
+/* C80000 - 0x40 */
+#define CONFIG_EXTRA_ENV_SETTINGS      \
+                                       "kernel_addr=08007ffc0\0"       \
+                                       "fdt_addr=0x94C00000\0"         \
+                                       "fdt_high=0x9fffffff\0"
+
+#define CONFIG_BOOTARGS                        \
+                                       "console=ttyAMA0,115200n8 " \
+                                       "earlycon=pl011,0x87e024000000 " \
+                                       "debug maxcpus=48 rootwait rw "\
+                                       "root=/dev/sda2 coherent_pool=16M"
+#define CONFIG_BOOTDELAY               5
+
+/* Do not preserve environment */
+#define CONFIG_ENV_IS_NOWHERE          1
+#define CONFIG_ENV_SIZE                        0x1000
+
+/* Monitor Command Prompt */
+#define CONFIG_SYS_CBSIZE              512     /* Console I/O Buffer Size */
+#define CONFIG_SYS_PBSIZE              (CONFIG_SYS_CBSIZE + \
+                                        sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT_HUSH_PS2     "> "
+#define CONFIG_SYS_BARGSIZE            CONFIG_SYS_CBSIZE
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_CMDLINE_EDITING         1
+#define CONFIG_SYS_MAXARGS             64              /* max command args */
+#define CONFIG_NO_RELOCATION           1
+#define CONFIG_LIB_RAND
+#define PLL_REF_CLK                    50000000        /* 50 MHz */
+#define NS_PER_REF_CLK_TICK            (1000000000/PLL_REF_CLK)
+
+#endif /* __THUNDERX_88XX_H__ */
-- 
2.2.0

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