diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/imgtec/boston/Kconfig | 16 | ||||
| -rw-r--r-- | board/imgtec/boston/MAINTAINERS | 6 | ||||
| -rw-r--r-- | board/imgtec/boston/Makefile | 9 | ||||
| -rw-r--r-- | board/imgtec/boston/boston-lcd.h | 21 | ||||
| -rw-r--r-- | board/imgtec/boston/boston-regs.h | 26 | ||||
| -rw-r--r-- | board/imgtec/boston/checkboard.c | 30 | ||||
| -rw-r--r-- | board/imgtec/boston/ddr.c | 30 | ||||
| -rw-r--r-- | board/imgtec/boston/lowlevel_init.S | 56 | ||||
| -rw-r--r-- | board/imgtec/malta/lowlevel_init.S | 6 | ||||
| -rw-r--r-- | board/imgtec/xilfpga/Kconfig | 15 | ||||
| -rw-r--r-- | board/imgtec/xilfpga/MAINTAINERS | 6 | ||||
| -rw-r--r-- | board/imgtec/xilfpga/Makefile | 7 | ||||
| -rw-r--r-- | board/imgtec/xilfpga/README | 55 | ||||
| -rw-r--r-- | board/imgtec/xilfpga/xilfpga.c | 20 | ||||
| -rw-r--r-- | board/xilinx/zynqmp/zynqmp.c | 128 |
15 files changed, 421 insertions, 10 deletions
diff --git a/board/imgtec/boston/Kconfig b/board/imgtec/boston/Kconfig new file mode 100644 index 0000000..ab76a3c --- /dev/null +++ b/board/imgtec/boston/Kconfig @@ -0,0 +1,16 @@ +if TARGET_BOSTON + +config SYS_BOARD + default "boston" + +config SYS_VENDOR + default "imgtec" + +config SYS_CONFIG_NAME + default "boston" + +config SYS_TEXT_BASE + default 0x9fc00000 if 32BIT + default 0xffffffff9fc00000 if 64BIT + +endif diff --git a/board/imgtec/boston/MAINTAINERS b/board/imgtec/boston/MAINTAINERS new file mode 100644 index 0000000..30dd481 --- /dev/null +++ b/board/imgtec/boston/MAINTAINERS @@ -0,0 +1,6 @@ +BOSTON BOARD +M: Paul Burton <paul.burton@imgtec.com> +S: Maintained +F: board/imgtec/boston/ +F: include/configs/boston.h +F: configs/boston_defconfig diff --git a/board/imgtec/boston/Makefile b/board/imgtec/boston/Makefile new file mode 100644 index 0000000..deda457 --- /dev/null +++ b/board/imgtec/boston/Makefile @@ -0,0 +1,9 @@ +# +# Copyright (C) 2016 Imagination Technologies +# +# SPDX-License-Identifier: GPL-2.0 +# + +obj-y += checkboard.o +obj-y += ddr.o +obj-y += lowlevel_init.o diff --git a/board/imgtec/boston/boston-lcd.h b/board/imgtec/boston/boston-lcd.h new file mode 100644 index 0000000..9f5c1b9 --- /dev/null +++ b/board/imgtec/boston/boston-lcd.h @@ -0,0 +1,21 @@ +/* + * Copyright (C) 2016 Imagination Technologies + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef __BOARD_BOSTON_LCD_H__ +#define __BOARD_BOSTON_LCD_H__ + +/** + * lowlevel_display() - Display a message on Boston's LCD + * @msg: The string to display + * + * Display the string @msg on the 7 character LCD display of the Boston board. + * This is typically used for debug or to present some form of status + * indication to the user, allowing faults to be identified when things go + * wrong early enough that the UART isn't up. + */ +void lowlevel_display(const char msg[static 8]); + +#endif /* __BOARD_BOSTON_LCD_H__ */ diff --git a/board/imgtec/boston/boston-regs.h b/board/imgtec/boston/boston-regs.h new file mode 100644 index 0000000..b9dfbb4 --- /dev/null +++ b/board/imgtec/boston/boston-regs.h @@ -0,0 +1,26 @@ +/* + * Copyright (C) 2016 Imagination Technologies + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef __BOARD_BOSTON_REGS_H__ +#define __BOARD_BOSTON_REGS_H__ + +#include <asm/addrspace.h> + +#define BOSTON_PLAT_BASE CKSEG1ADDR(0x17ffd000) +#define BOSTON_LCD_BASE CKSEG1ADDR(0x17fff000) + +/* + * Platform Register Definitions + */ +#define BOSTON_PLAT_CORE_CL (BOSTON_PLAT_BASE + 0x04) + +#define BOSTON_PLAT_DDR3STAT (BOSTON_PLAT_BASE + 0x14) +# define BOSTON_PLAT_DDR3STAT_CALIB (1 << 2) + +#define BOSTON_PLAT_DDRCONF0 (BOSTON_PLAT_BASE + 0x38) +# define BOSTON_PLAT_DDRCONF0_SIZE (0xf << 0) + +#endif /* __BOARD_BOSTON_REGS_H__ */ diff --git a/board/imgtec/boston/checkboard.c b/board/imgtec/boston/checkboard.c new file mode 100644 index 0000000..93eae7f --- /dev/null +++ b/board/imgtec/boston/checkboard.c @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2016 Imagination Technologies + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> + +#include <asm/io.h> +#include <asm/mipsregs.h> + +#include "boston-lcd.h" +#include "boston-regs.h" + +int checkboard(void) +{ + u32 changelist; + + lowlevel_display("U-boot "); + + printf("Board: MIPS Boston\n"); + + printf("CPU: 0x%08x", read_c0_prid()); + changelist = __raw_readl((uint32_t *)BOSTON_PLAT_CORE_CL); + if (changelist > 1) + printf(" cl%x", changelist); + putc('\n'); + + return 0; +} diff --git a/board/imgtec/boston/ddr.c b/board/imgtec/boston/ddr.c new file mode 100644 index 0000000..ceffef6 --- /dev/null +++ b/board/imgtec/boston/ddr.c @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2016 Imagination Technologies + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> + +#include <asm/io.h> + +#include "boston-regs.h" + +phys_size_t initdram(int board_type) +{ + u32 ddrconf0 = __raw_readl((uint32_t *)BOSTON_PLAT_DDRCONF0); + + return (phys_size_t)(ddrconf0 & BOSTON_PLAT_DDRCONF0_SIZE) << 30; +} + +ulong board_get_usable_ram_top(ulong total_size) +{ + DECLARE_GLOBAL_DATA_PTR; + + if (gd->ram_top < CONFIG_SYS_SDRAM_BASE) { + /* 2GB wrapped around to 0 */ + return CKSEG0ADDR(256 << 20); + } + + return min_t(unsigned long, gd->ram_top, CKSEG0ADDR(256 << 20)); +} diff --git a/board/imgtec/boston/lowlevel_init.S b/board/imgtec/boston/lowlevel_init.S new file mode 100644 index 0000000..0c01aa9 --- /dev/null +++ b/board/imgtec/boston/lowlevel_init.S @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2016 Imagination Technologies + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <config.h> + +#include <asm/addrspace.h> +#include <asm/asm.h> +#include <asm/mipsregs.h> +#include <asm/regdef.h> + +#include "boston-regs.h" + +.data + +msg_ddr_cal: .ascii "DDR Cal " +msg_ddr_ok: .ascii "DDR OK " + +.text + +LEAF(lowlevel_init) + move s0, ra + + PTR_LA a0, msg_ddr_cal + bal lowlevel_display + + PTR_LI t0, BOSTON_PLAT_DDR3STAT +1: lw t1, 0(t0) + andi t1, t1, BOSTON_PLAT_DDR3STAT_CALIB + beqz t1, 1b + + PTR_LA a0, msg_ddr_ok + bal lowlevel_display + + move v0, zero + jr s0 + END(lowlevel_init) + +LEAF(lowlevel_display) + .set push + .set noat + PTR_LI AT, BOSTON_LCD_BASE +#ifdef CONFIG_64BIT + ld k1, 0(a0) + sd k1, 0(AT) +#else + lw k1, 0(a0) + sw k1, 0(AT) + lw k1, 4(a0) + sw k1, 4(AT) +#endif + .set pop +1: jr ra + END(lowlevel_display) diff --git a/board/imgtec/malta/lowlevel_init.S b/board/imgtec/malta/lowlevel_init.S index 3d48cdc..6df4d9f 100644 --- a/board/imgtec/malta/lowlevel_init.S +++ b/board/imgtec/malta/lowlevel_init.S @@ -28,12 +28,6 @@ .globl lowlevel_init lowlevel_init: - /* disable any L2 cache for now */ - sync - mfc0 t0, CP0_CONFIG, 2 - ori t0, t0, 0x1 << 12 - mtc0 t0, CP0_CONFIG, 2 - /* detect the core card */ PTR_LI t0, CKSEG1ADDR(MALTA_REVISION) lw t0, 0(t0) diff --git a/board/imgtec/xilfpga/Kconfig b/board/imgtec/xilfpga/Kconfig new file mode 100644 index 0000000..b078278 --- /dev/null +++ b/board/imgtec/xilfpga/Kconfig @@ -0,0 +1,15 @@ +if TARGET_XILFPGA + +config SYS_BOARD + default "xilfpga" + +config SYS_VENDOR + default "imgtec" + +config SYS_CONFIG_NAME + default "imgtec_xilfpga" + +config SYS_TEXT_BASE + default 0x80C00000 + +endif diff --git a/board/imgtec/xilfpga/MAINTAINERS b/board/imgtec/xilfpga/MAINTAINERS new file mode 100644 index 0000000..aa04532 --- /dev/null +++ b/board/imgtec/xilfpga/MAINTAINERS @@ -0,0 +1,6 @@ +XILFPGA BOARD +M: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com> +S: Maintained +F: board/imgtec/xilfpga +F: include/configs/xilfpga.h +F: configs/imgtec_xilfpga_defconfig diff --git a/board/imgtec/xilfpga/Makefile b/board/imgtec/xilfpga/Makefile new file mode 100644 index 0000000..9aaf9ce --- /dev/null +++ b/board/imgtec/xilfpga/Makefile @@ -0,0 +1,7 @@ +# +# Copyright (C) 2016, Imagination Technologies Ltd. +# Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com> +# +# SPDX-License-Identifier: GPL-2.0+ +# +obj-y := xilfpga.o diff --git a/board/imgtec/xilfpga/README b/board/imgtec/xilfpga/README new file mode 100644 index 0000000..ac19d48 --- /dev/null +++ b/board/imgtec/xilfpga/README @@ -0,0 +1,55 @@ +/* + * Copyright (C) 2016, Imagination Technologies Ltd. + * + * Zubair Lutfullah Kakakhel, Zubair.Kakakhel@imgtec.com + */ + +MIPSfpga +======================================= + +MIPSfpga is an FPGA based development platform by Imagination Technologies +As we are dealing with a MIPS core instantiated on an FPGA, specifications +are fluid and can be varied in RTL. + +The example project provided by IMGTEC runs on the Nexys4DDR board by +Digilent powered by the ARTIX-7 FPGA by Xilinx. Relevant details about +the example project and the Nexys4DDR board: + +- microAptiv UP core m14Kc +- 50MHz clock speed +- 128Mbyte DDR RAM at 0x0000_0000 +- 8Kbyte RAM at 0x1000_0000 +- axi_intc at 0x1020_0000 +- axi_uart16550 at 0x1040_0000 +- axi_gpio at 0x1060_0000 +- axi_i2c at 0x10A0_0000 +- custom_gpio at 0x10C0_0000 +- axi_ethernetlite at 0x10E0_0000 +- 8Kbyte BootRAM at 0x1FC0_0000 +- 16Mbyte QPI at 0x1D00_0000 + +Boot protocol: +-------------- + +The BootRAM is a writeable "RAM" in FPGA at 0x1FC0_0000. +This is for easy reprogrammibility via JTAG. + +DDR initialization is already handled by a HW IP block. + +When the example project bitstream is loaded, the cpu_reset button +needs to be pressed. + +The bootram initializes the cache and axi_uart +Then checks if there is anything non 0xffff_ffff at location 0x1D40_0000 + +If there is, then that is considered as u-boot. u-boot is copied from +0x1D40_0000 to memory and the bootram jumps into u-boot code. + +At this point, the board is ready to load the Linux kernel + buildroot initramfs + +This can be done in multiple ways: + +1- JTAG load the binary and jump into it. +2- Load kernel stored in the QSPI flash at 0x1D80_0000 +3- Load uImage via tftp. Ethernet works in u-boot. + e.g. env set server ip 192.168.154.45; dhcp uImage; bootm diff --git a/board/imgtec/xilfpga/xilfpga.c b/board/imgtec/xilfpga/xilfpga.c new file mode 100644 index 0000000..77a1952 --- /dev/null +++ b/board/imgtec/xilfpga/xilfpga.c @@ -0,0 +1,20 @@ +/* + * Imagination Technologies MIPSfpga platform code + * + * Copyright (C) 2016, Imagination Technologies Ltd. + * + * Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com> + * + * SPDX-License-Identifier: GPL-2.0+ + * + */ + +#include <common.h> + +/* initialize the DDR Controller and PHY */ +phys_size_t initdram(int board_type) +{ + /* MIG IP block is smart and doesn't need SW + * to do any init */ + return CONFIG_SYS_SDRAM_SIZE; /* in bytes */ +} diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c index 0c5d997..566b5e8 100644 --- a/board/xilinx/zynqmp/zynqmp.c +++ b/board/xilinx/zynqmp/zynqmp.c @@ -16,14 +16,114 @@ #include <asm/io.h> #include <usb.h> #include <dwc3-uboot.h> +#include <zynqmppl.h> #include <i2c.h> +#include <g_dnl.h> DECLARE_GLOBAL_DATA_PTR; +#if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_ZYNQMPPL) && \ + !defined(CONFIG_SPL_BUILD) +static xilinx_desc zynqmppl = XILINX_ZYNQMP_DESC; + +static const struct { + uint32_t id; + char *name; +} zynqmp_devices[] = { + { + .id = 0x10, + .name = "3eg", + }, + { + .id = 0x11, + .name = "2eg", + }, + { + .id = 0x20, + .name = "5ev", + }, + { + .id = 0x21, + .name = "4ev", + }, + { + .id = 0x30, + .name = "7ev", + }, + { + .id = 0x38, + .name = "9eg", + }, + { + .id = 0x39, + .name = "6eg", + }, + { + .id = 0x40, + .name = "11eg", + }, + { + .id = 0x50, + .name = "15eg", + }, + { + .id = 0x58, + .name = "19eg", + }, + { + .id = 0x59, + .name = "17eg", + }, +}; + +static int chip_id(void) +{ + struct pt_regs regs; + regs.regs[0] = ZYNQMP_SIP_SVC_CSU_DMA_CHIPID; + regs.regs[1] = 0; + regs.regs[2] = 0; + regs.regs[3] = 0; + + smc_call(®s); + + return regs.regs[0]; +} + +static char *zynqmp_get_silicon_idcode_name(void) +{ + uint32_t i, id; + + id = chip_id(); + for (i = 0; i < ARRAY_SIZE(zynqmp_devices); i++) { + if (zynqmp_devices[i].id == id) + return zynqmp_devices[i].name; + } + return "unknown"; +} +#endif + +#define ZYNQMP_VERSION_SIZE 9 + int board_init(void) { printf("EL Level:\tEL%d\n", current_el()); +#if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_ZYNQMPPL) && \ + !defined(CONFIG_SPL_BUILD) || (defined(CONFIG_SPL_FPGA_SUPPORT) && \ + defined(CONFIG_SPL_BUILD)) + if (current_el() != 3) { + static char version[ZYNQMP_VERSION_SIZE]; + + strncat(version, "xczu", ZYNQMP_VERSION_SIZE); + zynqmppl.name = strncat(version, + zynqmp_get_silicon_idcode_name(), + ZYNQMP_VERSION_SIZE); + printf("Chip ID:\t%s\n", zynqmppl.name); + fpga_init(); + fpga_add(fpga_xilinx, &zynqmppl); + } +#endif + return 0; } @@ -228,6 +328,10 @@ int board_late_init(void) puts("Bootmode: "); switch (bootmode) { + case USB_MODE: + puts("USB_MODE\n"); + mode = "usb"; + break; case JTAG_MODE: puts("JTAG_MODE\n"); mode = "pxe dhcp"; @@ -283,22 +387,38 @@ int checkboard(void) } #ifdef CONFIG_USB_DWC3 -static struct dwc3_device dwc3_device_data = { +static struct dwc3_device dwc3_device_data0 = { .maximum_speed = USB_SPEED_HIGH, .base = ZYNQMP_USB0_XHCI_BASEADDR, .dr_mode = USB_DR_MODE_PERIPHERAL, .index = 0, }; -int usb_gadget_handle_interrupts(void) +static struct dwc3_device dwc3_device_data1 = { + .maximum_speed = USB_SPEED_HIGH, + .base = ZYNQMP_USB1_XHCI_BASEADDR, + .dr_mode = USB_DR_MODE_PERIPHERAL, + .index = 1, +}; + +int usb_gadget_handle_interrupts(int index) { - dwc3_uboot_handle_interrupt(0); + dwc3_uboot_handle_interrupt(index); return 0; } int board_usb_init(int index, enum usb_init_type init) { - return dwc3_uboot_init(&dwc3_device_data); + debug("%s: index %x\n", __func__, index); + + switch (index) { + case 0: + return dwc3_uboot_init(&dwc3_device_data0); + case 1: + return dwc3_uboot_init(&dwc3_device_data1); + }; + + return -1; } int board_usb_cleanup(int index, enum usb_init_type init) |