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author | Tom Rini <trini@konsulko.com> | 2017-06-29 15:28:51 -0400 |
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committer | Tom Rini <trini@konsulko.com> | 2017-06-29 15:28:51 -0400 |
commit | f42f25dad80688886b4e0b12b8e75c86c4d350e7 (patch) | |
tree | 6a09cbb34ea3d25119ee3085327273dac6c42004 /board | |
parent | e3f40720bac263c00b5f78777fa948775ed1330f (diff) | |
parent | 67482f57e6127d7d3e216dae6860dac7b33132d5 (diff) | |
download | u-boot-f42f25dad80688886b4e0b12b8e75c86c4d350e7.zip u-boot-f42f25dad80688886b4e0b12b8e75c86c4d350e7.tar.gz u-boot-f42f25dad80688886b4e0b12b8e75c86c4d350e7.tar.bz2 |
Merge git://git.denx.de/u-boot-arc
Diffstat (limited to 'board')
-rw-r--r-- | board/synopsys/hsdk/Kconfig | 12 | ||||
-rw-r--r-- | board/synopsys/hsdk/MAINTAINERS | 5 | ||||
-rw-r--r-- | board/synopsys/hsdk/Makefile | 7 | ||||
-rw-r--r-- | board/synopsys/hsdk/hsdk.c | 74 |
4 files changed, 98 insertions, 0 deletions
diff --git a/board/synopsys/hsdk/Kconfig b/board/synopsys/hsdk/Kconfig new file mode 100644 index 0000000..e8c00a6 --- /dev/null +++ b/board/synopsys/hsdk/Kconfig @@ -0,0 +1,12 @@ +if TARGET_HSDK + +config SYS_BOARD + default "hsdk" + +config SYS_VENDOR + default "synopsys" + +config SYS_CONFIG_NAME + default "hsdk" + +endif diff --git a/board/synopsys/hsdk/MAINTAINERS b/board/synopsys/hsdk/MAINTAINERS new file mode 100644 index 0000000..d034bc4 --- /dev/null +++ b/board/synopsys/hsdk/MAINTAINERS @@ -0,0 +1,5 @@ +AXS10X BOARD +M: Alexey Brodkin <abrodkin@synopsys.com> +S: Maintained +F: board/synopsys/hsdk/ +F: configs/hsdk_defconfig diff --git a/board/synopsys/hsdk/Makefile b/board/synopsys/hsdk/Makefile new file mode 100644 index 0000000..d84dd03 --- /dev/null +++ b/board/synopsys/hsdk/Makefile @@ -0,0 +1,7 @@ +# +# Copyright (C) 2017 Synopsys, Inc. All rights reserved. +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += hsdk.o diff --git a/board/synopsys/hsdk/hsdk.c b/board/synopsys/hsdk/hsdk.c new file mode 100644 index 0000000..7b56255 --- /dev/null +++ b/board/synopsys/hsdk/hsdk.c @@ -0,0 +1,74 @@ +/* + * Copyright (C) 2017 Synopsys, Inc. All rights reserved. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dwmmc.h> +#include <malloc.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define CREG_BASE (ARC_PERIPHERAL_BASE + 0x1000) +#define CREG_PAE (CREG_BASE + 0x180) +#define CREG_PAE_UPDATE (CREG_BASE + 0x194) +#define CREG_CPU_START (CREG_BASE + 0x400) + +int board_early_init_f(void) +{ + /* In current chip PAE support for DMA is broken, disabling it. */ + writel(0, (void __iomem *) CREG_PAE); + + /* Really apply settings made above */ + writel(1, (void __iomem *) CREG_PAE_UPDATE); + + return 0; +} + +int board_mmc_init(bd_t *bis) +{ + struct dwmci_host *host = NULL; + + host = malloc(sizeof(struct dwmci_host)); + if (!host) { + printf("dwmci_host malloc fail!\n"); + return 1; + } + + memset(host, 0, sizeof(struct dwmci_host)); + host->name = "Synopsys Mobile storage"; + host->ioaddr = (void *)ARC_DWMMC_BASE; + host->buswidth = 4; + host->dev_index = 0; + host->bus_hz = 100000000; + + add_dwmci(host, host->bus_hz / 2, 400000); + + return 0; +} + +#define RESET_VECTOR_ADDR 0x0 + +void smp_set_core_boot_addr(unsigned long addr, int corenr) +{ + /* All cores have reset vector pointing to 0 */ + writel(addr, (void __iomem *)RESET_VECTOR_ADDR); + + /* Make sure other cores see written value in memory */ + flush_dcache_all(); +} + +void smp_kick_all_cpus(void) +{ +#define BITS_START_CORE1 1 +#define BITS_START_CORE2 2 +#define BITS_START_CORE3 3 + + int cmd = readl((void __iomem *)CREG_CPU_START); + + cmd |= (1 << BITS_START_CORE1) | + (1 << BITS_START_CORE2) | + (1 << BITS_START_CORE3); + writel(cmd, (void __iomem *)CREG_CPU_START); +} |