+// SPDX-License-Identifier: GPL-2.0+
/*
* Chromium OS cros_ec driver
*
* Copyright (c) 2012 The Chromium OS Authors.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
/*
#include <asm/io.h>
#include <asm-generic/gpio.h>
#include <dm/device-internal.h>
+#include <dm/of_extra.h>
#include <dm/uclass-internal.h>
#ifdef DEBUG_TRACE
CROS_EC_CMD_HASH_TIMEOUT_MS = 2000,
};
-DECLARE_GLOBAL_DATA_PTR;
-
void cros_ec_dump_data(const char *name, int cmd, const uint8_t *data, int len)
{
#ifdef DEBUG
NULL, 0, &din, din_len);
}
- debug("%s: len=%d, dinp=%p, *dinp=%p\n", __func__, len, dinp,
- dinp ? *dinp : NULL);
+ debug("%s: len=%d, din=%p\n", __func__, len, din);
if (dinp) {
/* If we have any data to return, it must be 64bit-aligned */
assert(len <= 0 || !((uintptr_t)din & 7));
int cros_ec_register(struct udevice *dev)
{
struct cros_ec_dev *cdev = dev_get_uclass_priv(dev);
- const void *blob = gd->fdt_blob;
- int node = dev->of_offset;
char id[MSG_BYTES];
cdev->dev = dev;
gpio_request_by_name(dev, "ec-interrupt", 0, &cdev->ec_int,
GPIOD_IS_IN);
- cdev->optimise_flash_write = fdtdec_get_bool(blob, node,
- "optimise-flash-write");
+ cdev->optimise_flash_write = dev_read_bool(dev, "optimise-flash-write");
if (cros_ec_check_version(cdev)) {
debug("%s: Could not detect CROS-EC version\n", __func__);
return 0;
}
-int cros_ec_decode_region(int argc, char * const argv[])
-{
- if (argc > 0) {
- if (0 == strcmp(*argv, "rw"))
- return EC_FLASH_REGION_RW;
- else if (0 == strcmp(*argv, "ro"))
- return EC_FLASH_REGION_RO;
-
- debug("%s: Invalid region '%s'\n", __func__, *argv);
- } else {
- debug("%s: Missing region parameter\n", __func__);
- }
-
- return -1;
-}
-
-int cros_ec_decode_ec_flash(const void *blob, int node,
- struct fdt_cros_ec *config)
+int cros_ec_decode_ec_flash(struct udevice *dev, struct fdt_cros_ec *config)
{
- int flash_node;
+ ofnode flash_node, node;
- flash_node = fdt_subnode_offset(blob, node, "flash");
- if (flash_node < 0) {
+ flash_node = dev_read_subnode(dev, "flash");
+ if (!ofnode_valid(flash_node)) {
debug("Failed to find flash node\n");
return -1;
}
- if (fdtdec_read_fmap_entry(blob, flash_node, "flash",
- &config->flash)) {
- debug("Failed to decode flash node in chrome-ec'\n");
+ if (ofnode_read_fmap_entry(flash_node, &config->flash)) {
+ debug("Failed to decode flash node in chrome-ec\n");
return -1;
}
- config->flash_erase_value = fdtdec_get_int(blob, flash_node,
- "erase-value", -1);
- for (node = fdt_first_subnode(blob, flash_node); node >= 0;
- node = fdt_next_subnode(blob, node)) {
- const char *name = fdt_get_name(blob, node, NULL);
+ config->flash_erase_value = ofnode_read_s32_default(flash_node,
+ "erase-value", -1);
+ ofnode_for_each_subnode(node, flash_node) {
+ const char *name = ofnode_get_name(node);
enum ec_flash_region region;
if (0 == strcmp(name, "ro")) {
return -1;
}
- if (fdtdec_read_fmap_entry(blob, node, "reg",
- &config->region[region])) {
+ if (ofnode_read_fmap_entry(node, &config->region[region])) {
debug("Failed to decode flash region in chrome-ec'\n");
return -1;
}