u-boot/drivers/core/of_extra.c
Simon Glass 5e0a7341cd dm: core: Update of_read_fmap_entry() for livetree
Update this function to take an ofnode so that it can work with livetree.

Signed-off-by: Simon Glass <sjg@chromium.org>
2018-07-09 09:11:00 -06:00

36 lines
971 B
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (c) 2017 Google, Inc
* Written by Simon Glass <sjg@chromium.org>
*/
#include <common.h>
#include <linux/libfdt.h>
#include <dm/of_access.h>
#include <dm/of_extra.h>
#include <dm/ofnode.h>
int ofnode_read_fmap_entry(ofnode node, struct fmap_entry *entry)
{
const char *prop;
u32 reg[2];
if (ofnode_read_u32_array(node, "reg", reg, 2)) {
debug("Node '%s' has bad/missing 'reg' property\n",
ofnode_get_name(node));
return -log_ret(ENOENT);
}
entry->offset = reg[0];
entry->length = reg[1];
entry->used = ofnode_read_s32_default(node, "used", entry->length);
prop = ofnode_read_string(node, "compress");
entry->compress_algo = prop && !strcmp(prop, "lzo") ?
FMAP_COMPRESS_LZO : FMAP_COMPRESS_NONE;
prop = ofnode_read_string(node, "hash");
if (prop)
entry->hash_size = strlen(prop);
entry->hash_algo = prop ? FMAP_HASH_SHA256 : FMAP_HASH_NONE;
entry->hash = (uint8_t *)prop;
return 0;
}