Hi Loic, On 20/11/2018 22:11, Loic Devulder wrote: > Hi Neil, > > On 11/9/18 4:26 PM, Neil Armstrong wrote: >> From: Jerome Brunet <jbru...@baylibre.com> >> >> We are about to add support for the Amlogic AXG SoC. While very close to >> the Gx SoC family, we will need to handle a few thing which are different >> in this SoC. Rework the meson arch directory to prepare for this. >> >> Signed-off-by: Jerome Brunet <jbru...@baylibre.com> >> Signed-off-by: Neil Armstrong <narmstr...@baylibre.com> >> ---
[...]
>> diff --git a/arch/arm/mach-meson/board-common.c
>> b/arch/arm/mach-meson/board-common.c
>> new file mode 100644
>> index 0000000..0446507
>> --- /dev/null
>> +++ b/arch/arm/mach-meson/board-common.c
>> @@ -0,0 +1,56 @@
>> +// SPDX-License-Identifier: GPL-2.0+
>> +/*
>> + * (C) Copyright 2016 Beniamino Galvani <b.galv...@gmail.com>
>> + */
>> +
>> +#include <common.h>
>> +#include <linux/libfdt.h>
>> +#include <linux/err.h>
>> +#include <asm/arch/mem.h>
>> +#include <asm/arch/sm.h>
>> +#include <asm/armv8/mmu.h>
>> +#include <asm/unaligned.h>
>> +#include <efi_loader.h>
>> +
>> +DECLARE_GLOBAL_DATA_PTR;
>> +
>> +int dram_init(void)
>> +{
>> + const fdt64_t *val;
>> + int offset;
>> + int len;
>> +
>> + offset = fdt_path_offset(gd->fdt_blob, "/memory");
>> + if (offset < 0)
>> + return -EINVAL;
>> +
>> + val = fdt_getprop(gd->fdt_blob, offset, "reg", &len);
>> + if (len < sizeof(*val) * 2)
>> + return -EINVAL;
>> +
>> + /* Use unaligned access since cache is still disabled */
>> + gd->ram_size = get_unaligned_be64(&val[1]);
>> +
>> + return 0;
>> +}
>> +
>> +void meson_board_add_reserved_memory(void *fdt, u64 start, u64 size)
>> +{
>> + int ret;
>> +
>> + ret = fdt_add_mem_rsv(fdt, start, size);
>> + if (ret)
>> + printf("Could not reserve zone @ 0x%llx\n", start);
>> +
>> + if (IS_ENABLED(CONFIG_EFI_LOADER)) {
>> + efi_add_memory_map(start,
>> + ALIGN(size, EFI_PAGE_SIZE) >> EFI_PAGE_SHIFT,
>> + EFI_RESERVED_MEMORY_TYPE, false);
>> + }
>> +}
>> +
>> +void reset_cpu(ulong addr)
>> +{
>> + psci_system_reset();
>> +}
>> +
>
> Also a small warning because of this blank line at EOF.
Will fix in v2, thanks !
>
>> diff --git a/arch/arm/mach-meson/board-gx.c b/arch/arm/mach-meson/board-gx.c
>> new file mode 100644
>> index 0000000..f1397f8
[...]
Neil
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