Add basic Xilinx ZynqMP arm64 support. Serial and SD is supported. It supports emulation platfrom ep108 and QEMU.

Signed-off-by: Michal Simek michal.simek@xilinx.com ---

MAINTAINERS | 6 ++ arch/arm/Kconfig | 5 + arch/arm/cpu/armv8/Makefile | 1 + arch/arm/cpu/armv8/zynqmp/Makefile | 9 ++ arch/arm/cpu/armv8/zynqmp/clk.c | 49 ++++++++++ arch/arm/cpu/armv8/zynqmp/cpu.c | 28 ++++++ arch/arm/include/asm/arch-zynqmp/clk.h | 13 +++ arch/arm/include/asm/arch-zynqmp/hardware.h | 52 +++++++++++ arch/arm/include/asm/arch-zynqmp/sys_proto.h | 15 +++ board/xilinx/zynqmp/Kconfig | 15 +++ board/xilinx/zynqmp/MAINTAINERS | 6 ++ board/xilinx/zynqmp/Makefile | 8 ++ board/xilinx/zynqmp/zynqmp.c | 90 ++++++++++++++++++ configs/xilinx_zynqmp_defconfig | 14 +++ include/configs/xilinx_zynqmp.h | 134 +++++++++++++++++++++++++++ 15 files changed, 445 insertions(+) create mode 100644 arch/arm/cpu/armv8/zynqmp/Makefile create mode 100644 arch/arm/cpu/armv8/zynqmp/clk.c create mode 100644 arch/arm/cpu/armv8/zynqmp/cpu.c create mode 100644 arch/arm/include/asm/arch-zynqmp/clk.h create mode 100644 arch/arm/include/asm/arch-zynqmp/hardware.h create mode 100644 arch/arm/include/asm/arch-zynqmp/sys_proto.h create mode 100644 board/xilinx/zynqmp/Kconfig create mode 100644 board/xilinx/zynqmp/MAINTAINERS create mode 100644 board/xilinx/zynqmp/Makefile create mode 100644 board/xilinx/zynqmp/zynqmp.c create mode 100644 configs/xilinx_zynqmp_defconfig create mode 100644 include/configs/xilinx_zynqmp.h

diff --git a/MAINTAINERS b/MAINTAINERS index eef70d0f6817..1b5b15577423 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -173,6 +173,12 @@ S: Maintained F: arch/arm/cpu/armv7/zynq/ F: arch/arm/include/asm/arch-zynq/

+ARM ZYNQMP +M: Michal Simek michal.simek@xilinx.com +S: Maintained +F: arch/arm/cpu/armv8/zynqmp/ +F: arch/arm/include/asm/arch-zynqmp/ + AVR32 M: Andreas Bießmann andreas.devel@googlemail.com S: Maintained diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 820ba1ccabad..bb0aa0bc526f 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -616,6 +616,10 @@ config ZYNQ select CPU_V7 select SUPPORT_SPL

+config TARGET_XILINX_ZYNQMP + bool "Support Xilinx ZynqMP Platform" + select ARM64 + config TEGRA bool "NVIDIA Tegra" select SUPPORT_SPL @@ -871,6 +875,7 @@ source "board/vpac270/Kconfig" source "board/wandboard/Kconfig" source "board/woodburn/Kconfig" source "board/xaeniax/Kconfig" +source "board/xilinx/zynqmp/Kconfig" source "board/zipitz2/Kconfig"

source "arch/arm/Kconfig.debug" diff --git a/arch/arm/cpu/armv8/Makefile b/arch/arm/cpu/armv8/Makefile index 0c102230aef4..dee5e258b6c3 100644 --- a/arch/arm/cpu/armv8/Makefile +++ b/arch/arm/cpu/armv8/Makefile @@ -16,3 +16,4 @@ obj-y += tlb.o obj-y += transition.o

obj-$(CONFIG_FSL_LSCH3) += fsl-lsch3/ +obj-$(CONFIG_TARGET_XILINX_ZYNQMP) += zynqmp/ diff --git a/arch/arm/cpu/armv8/zynqmp/Makefile b/arch/arm/cpu/armv8/zynqmp/Makefile new file mode 100644 index 000000000000..a997e045bd0a --- /dev/null +++ b/arch/arm/cpu/armv8/zynqmp/Makefile @@ -0,0 +1,9 @@ +# +# (C) Copyright 2014 - 2015 Xilinx, Inc. +# Michal Simek michal.simek@xilinx.com +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += clk.o +obj-y += cpu.o diff --git a/arch/arm/cpu/armv8/zynqmp/clk.c b/arch/arm/cpu/armv8/zynqmp/clk.c new file mode 100644 index 000000000000..0af619d92fde --- /dev/null +++ b/arch/arm/cpu/armv8/zynqmp/clk.c @@ -0,0 +1,49 @@ +/* + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek michal.simek@xilinx.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/hardware.h> +#include <asm/arch/sys_proto.h> + +DECLARE_GLOBAL_DATA_PTR; + +unsigned long get_uart_clk(int dev_id) +{ + u32 ver = zynqmp_get_silicon_version(); + + switch (ver) { + case ZYNQMP_CSU_VERSION_EP108: + return 25000000; + } + + return 133000000; +} + +#ifdef CONFIG_CLOCKS +/** + * set_cpu_clk_info() - Initialize clock framework + * Always returns zero. + * + * This function is called from common code after relocation and sets up the + * clock framework. The framework must not be used before this function had been + * called. + */ +int set_cpu_clk_info(void) +{ + gd->cpu_clk = get_tbclk(); + + /* Support Veloce to show at least 1MHz via bdi */ + if (gd->cpu_clk > 1000000) + gd->bd->bi_arm_freq = gd->cpu_clk / 1000000; + else + gd->bd->bi_arm_freq = 1; + + gd->bd->bi_dsp_freq = 0; + + return 0; +} +#endif diff --git a/arch/arm/cpu/armv8/zynqmp/cpu.c b/arch/arm/cpu/armv8/zynqmp/cpu.c new file mode 100644 index 000000000000..6fae03c1af5c --- /dev/null +++ b/arch/arm/cpu/armv8/zynqmp/cpu.c @@ -0,0 +1,28 @@ +/* + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek michal.simek@xilinx.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/hardware.h> +#include <asm/arch/sys_proto.h> +#include <asm/io.h> + +#define ZYNQ_SILICON_VER_MASK 0xF000 +#define ZYNQ_SILICON_VER_SHIFT 12 + +DECLARE_GLOBAL_DATA_PTR; + +unsigned int zynqmp_get_silicon_version(void) +{ + gd->cpu_clk = get_tbclk(); + + switch (gd->cpu_clk) { + case 50000000: + return ZYNQMP_CSU_VERSION_QEMU; + } + + return ZYNQMP_CSU_VERSION_EP108; +} diff --git a/arch/arm/include/asm/arch-zynqmp/clk.h b/arch/arm/include/asm/arch-zynqmp/clk.h new file mode 100644 index 000000000000..d55bc31c4399 --- /dev/null +++ b/arch/arm/include/asm/arch-zynqmp/clk.h @@ -0,0 +1,13 @@ +/* + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek michal.simek@xilinx.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_CLK_H_ +#define _ASM_ARCH_CLK_H_ + +unsigned long get_uart_clk(int dev_id); + +#endif /* _ASM_ARCH_CLK_H_ */ diff --git a/arch/arm/include/asm/arch-zynqmp/hardware.h b/arch/arm/include/asm/arch-zynqmp/hardware.h new file mode 100644 index 000000000000..97fb49a2a7b6 --- /dev/null +++ b/arch/arm/include/asm/arch-zynqmp/hardware.h @@ -0,0 +1,52 @@ +/* + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek michal.simek@xilinx.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_HARDWARE_H +#define _ASM_ARCH_HARDWARE_H + +#define ZYNQ_SERIAL_BASEADDR0 0xFF000000 +#define ZYNQ_SERIAL_BASEADDR1 0xFF001000 + +#define ZYNQ_SDHCI_BASEADDR0 0xFF160000 +#define ZYNQ_SDHCI_BASEADDR1 0xFF170000 + +#define ZYNQMP_CRL_APB_BASEADDR 0xFF5E0000 +#define ZYNQMP_CRL_APB_TIMESTAMP_REF_CTRL_CLKACT 0x1000000 + +struct crlapb_regs { + u32 reserved0[74]; + u32 timestamp_ref_ctrl; /* 0x128 */ + u32 reserved0_1[53]; + u32 boot_mode; /* 0x200 */ + u32 reserved1[26]; +}; + +#define crlapb_base ((struct crlapb_regs *)ZYNQMP_CRL_APB_BASEADDR) + +#define ZYNQMP_IOU_SCNTR 0xFF250000 +#define ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_EN 0x1 +#define ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_HDBG 0x2 + +struct iou_scntr { + u32 counter_control_register; + u32 reserved0[7]; + u32 base_frequency_id_register; +}; + +#define iou_scntr ((struct iou_scntr *)ZYNQMP_IOU_SCNTR) + +/* Bootmode setting values */ +#define BOOT_MODES_MASK 0x0000000F +#define SD_MODE 0x00000005 +#define JTAG_MODE 0x00000000 + +/* Board version value */ +#define ZYNQMP_CSU_VERSION_SILICON 0x0 +#define ZYNQMP_CSU_VERSION_EP108 0x1 +#define ZYNQMP_CSU_VERSION_QEMU 0x3 + +#endif /* _ASM_ARCH_HARDWARE_H */ diff --git a/arch/arm/include/asm/arch-zynqmp/sys_proto.h b/arch/arm/include/asm/arch-zynqmp/sys_proto.h new file mode 100644 index 000000000000..d8e0ba1588a0 --- /dev/null +++ b/arch/arm/include/asm/arch-zynqmp/sys_proto.h @@ -0,0 +1,15 @@ +/* + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek michal.simek@xilinx.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_SYS_PROTO_H +#define _ASM_ARCH_SYS_PROTO_H + +int zynq_sdhci_init(unsigned long regbase); + +unsigned int zynqmp_get_silicon_version(void); + +#endif /* _ASM_ARCH_SYS_PROTO_H */ diff --git a/board/xilinx/zynqmp/Kconfig b/board/xilinx/zynqmp/Kconfig new file mode 100644 index 000000000000..b07932e80583 --- /dev/null +++ b/board/xilinx/zynqmp/Kconfig @@ -0,0 +1,15 @@ +if TARGET_XILINX_ZYNQMP + +config SYS_BOARD + default "zynqmp" + +config SYS_VENDOR + default "xilinx" + +config SYS_SOC + default "zynqmp" + +config SYS_CONFIG_NAME + default "xilinx_zynqmp" + +endif diff --git a/board/xilinx/zynqmp/MAINTAINERS b/board/xilinx/zynqmp/MAINTAINERS new file mode 100644 index 000000000000..da3334045944 --- /dev/null +++ b/board/xilinx/zynqmp/MAINTAINERS @@ -0,0 +1,6 @@ +XILINX_ZYNQMP BOARD +M: Michal Simek michal.simek@xilinx.com +S: Maintained +F: board/xilinx/zynqmp/ +F: include/configs/xilinx_zynqmp.h +F: configs/xilinx_zynqmp_defconfig diff --git a/board/xilinx/zynqmp/Makefile b/board/xilinx/zynqmp/Makefile new file mode 100644 index 000000000000..2ab3f190ac30 --- /dev/null +++ b/board/xilinx/zynqmp/Makefile @@ -0,0 +1,8 @@ +# +# (C) Copyright 2014 - 2015 Xilinx, Inc. +# Michal Simek michal.simek@xilinx.com +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := zynqmp.o diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c new file mode 100644 index 000000000000..1325bca5e552 --- /dev/null +++ b/board/xilinx/zynqmp/zynqmp.c @@ -0,0 +1,90 @@ +/* + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek michal.simek@xilinx.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <netdev.h> +#include <asm/arch/hardware.h> +#include <asm/arch/sys_proto.h> +#include <asm/io.h> + +DECLARE_GLOBAL_DATA_PTR; + +int board_init(void) +{ + return 0; +} + +int board_early_init_r(void) +{ + u32 val; + + val = readl(&crlapb_base->timestamp_ref_ctrl); + val |= ZYNQMP_CRL_APB_TIMESTAMP_REF_CTRL_CLKACT; + writel(val, &crlapb_base->timestamp_ref_ctrl); + + /* Program freq register in System counter and enable system counter */ + writel(gd->cpu_clk, &iou_scntr->base_frequency_id_register); + writel(ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_HDBG | + ZYNQMP_IOU_SCNTR_COUNTER_CONTROL_REGISTER_EN, + &iou_scntr->counter_control_register); + + return 0; +} + +int dram_init(void) +{ + gd->ram_size = CONFIG_SYS_SDRAM_SIZE; + + return 0; +} + +int timer_init(void) +{ + return 0; +} + +void reset_cpu(ulong addr) +{ +} + +#ifdef CONFIG_CMD_MMC +int board_mmc_init(bd_t *bd) +{ + int ret = 0; + +#if defined(CONFIG_ZYNQ_SDHCI) +# if defined(CONFIG_ZYNQ_SDHCI0) + ret = zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR0); +# endif +# if defined(CONFIG_ZYNQ_SDHCI1) + ret |= zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR1); +# endif +#endif + + return ret; +} +#endif + +int board_late_init(void) +{ + u32 reg = 0; + u8 bootmode; + + reg = readl(&crlapb_base->boot_mode); + bootmode = reg & BOOT_MODES_MASK; + + switch (bootmode) { + case SD_MODE: + setenv("modeboot", "sdboot"); + break; + default: + printf("Invalid Boot Mode:0x%x\n", bootmode); + break; + } + + return 0; +} diff --git a/configs/xilinx_zynqmp_defconfig b/configs/xilinx_zynqmp_defconfig new file mode 100644 index 000000000000..8b6aa70c144a --- /dev/null +++ b/configs/xilinx_zynqmp_defconfig @@ -0,0 +1,14 @@ +CONFIG_ARM=y +CONFIG_TARGET_XILINX_ZYNQMP=y +CONFIG_CMD_BDI=y +CONFIG_CMD_BOOTD=y +CONFIG_CMD_RUN=y +CONFIG_CMD_IMI=y +CONFIG_CMD_SAVEENV=y +CONFIG_CMD_FLASH=y +CONFIG_CMD_ECHO=y +CONFIG_CMD_SOURCE=y +CONFIG_CMD_TIME=y +CONFIG_CMD_MISC=y +CONFIG_CMD_TIMER=y +CONFIG_DEFAULT_DEVICE_TREE="zynqmp" diff --git a/include/configs/xilinx_zynqmp.h b/include/configs/xilinx_zynqmp.h new file mode 100644 index 000000000000..d503b89eaa4c --- /dev/null +++ b/include/configs/xilinx_zynqmp.h @@ -0,0 +1,134 @@ +/* + * Configuration for Xilinx ZynqMP + * (C) Copyright 2014 - 2015 Xilinx, Inc. + * Michal Simek michal.simek@xilinx.com + * + * Based on Configuration for Versatile Express + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __XILINX_ZYNQMP_H +#define __XILINX_ZYNQMP_H + +#define CONFIG_REMAKE_ELF + +/* #define CONFIG_ARMV8_SWITCH_TO_EL1 */ + +#define CONFIG_SYS_NO_FLASH + +#define CONFIG_SYS_GENERIC_BOARD + +/* Generic Interrupt Controller Definitions */ +#define CONFIG_GICV2 +#define GICD_BASE 0xF9010000 +#define GICC_BASE 0xF9020000 + +/* Physical Memory Map */ +#define CONFIG_NR_DRAM_BANKS 1 +#define CONFIG_SYS_SDRAM_BASE 0 +#define CONFIG_SYS_SDRAM_SIZE 0x40000000 + +#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE +#define CONFIG_SYS_MEMTEST_END CONFIG_SYS_SDRAM_SIZE + +/* Have release address at the end of 256MB for now */ +#define CPU_RELEASE_ADDR 0xFFFFFF0 + +/* Cache Definitions */ +#define CONFIG_SYS_DCACHE_OFF + +#define CONFIG_IDENT_STRING " Xilinx ZynqMP" + +#define CONFIG_SYS_TEXT_BASE 0x8000000 +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0) + +/* Flat Device Tree Definitions */ +#define CONFIG_OF_LIBFDT + +/* Generic Timer Definitions - setup in EL3. Setup by ATF for other cases */ +#define COUNTER_FREQUENCY 4000000 + +/* Size of malloc() pool */ +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 0x400000) + +/* Serial setup */ +#define CONFIG_ZYNQ_SERIAL_UART0 +#define CONFIG_ZYNQ_SERIAL + +#define CONFIG_CONS_INDEX 0 +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SYS_BAUDRATE_TABLE \ + { 4800, 9600, 19200, 38400, 57600, 115200 } + +/* Command line configuration */ +#define CONFIG_CMD_ENV +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_EXT4 +#define CONFIG_CMD_FAT +#define CONFIG_CMD_MEMORY +#define CONFIG_DOS_PARTITION + +#if defined(CONFIG_ZYNQ_SDHCI0) || defined(CONFIG_ZYNQ_SDHCI1) +# define CONFIG_MMC +# define CONFIG_GENERIC_MMC +# define CONFIG_SDHCI +# define CONFIG_ZYNQ_SDHCI +# define CONFIG_CMD_MMC +#endif + +#if defined(CONFIG_ZYNQ_SDHCI) +# define CONFIG_FAT_WRITE +# define CONFIG_CMD_EXT4_WRITE +#endif + +/* Miscellaneous configurable options */ +#define CONFIG_SYS_LOAD_ADDR 0x8000000 + +/* Initial environment variables */ +#define CONFIG_EXTRA_ENV_SETTINGS \ + "ethaddr=00:0a:35:00:01:22\0" \ + "kernel_addr=0x200000\0" \ + "initrd_addr=0xa00000\0" \ + "initrd_size=0x2000000\0" \ + "fdt_addr=0x100000\0" \ + "fdt_high=0x10000000\0" \ + "sdboot=mmcinfo && fatload mmc 0:0 f000000 system.dtb && " \ + "fatload mmc 0:0 f000000 Image && booti 80000 - f000000\0" + +#define CONFIG_BOOTARGS "setenv bootargs console=ttyPS0,${baudrate} " \ + "earlycon=cdns,mmio,0xff000000,${baudrate}n8" +#define CONFIG_PREBOOT "run bootargs" +#define CONFIG_BOOTCOMMAND "run $modeboot" +#define CONFIG_BOOTDELAY 5 + +#define CONFIG_BOARD_LATE_INIT + +/* Do not preserve environment */ +#define CONFIG_ENV_IS_NOWHERE 1 +#define CONFIG_ENV_SIZE 0x1000 + +/* Monitor Command Prompt */ +/* Console I/O Buffer Size */ +#define CONFIG_SYS_CBSIZE 2048 +#define CONFIG_SYS_PROMPT "ZynqMP> " +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ + sizeof(CONFIG_SYS_PROMPT) + 16) +#define CONFIG_SYS_HUSH_PARSER +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE +#define CONFIG_SYS_LONGHELP +#define CONFIG_CMDLINE_EDITING +#define CONFIG_SYS_MAXARGS 64 + +#define CONFIG_FIT +#define CONFIG_FIT_VERBOSE /* enable fit_format_{error,warning}() */ + +#define CONFIG_SYS_BOOTM_LEN (60 * 1024 * 1024) + +#define CONFIG_CMD_BOOTI +#define CONFIG_CMD_UNZIP + +#define CONFIG_BOARD_EARLY_INIT_R +#define CONFIG_CLOCKS + +#endif /* __XILINX_ZYNQMP_H */