+// SPDX-License-Identifier: GPL-2.0+
/*
* Chromium OS cros_ec driver - sandbox emulation
*
* Copyright (c) 2013 The Chromium OS Authors.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
* the EC image in with U-Boot (Vic has demonstrated a prototype for this).
*/
-DECLARE_GLOBAL_DATA_PTR;
-
#define KEYBOARD_ROWS 8
#define KEYBOARD_COLS 13
* RR=Row CC=Column KKKK=Key Code
*
* @param ec Current emulated EC state
- * @param blob Device tree blob containing keyscan information
* @param node Keyboard node of device tree containing keyscan information
* @return 0 if ok, -1 on error
*/
-static int keyscan_read_fdt_matrix(struct ec_state *ec, const void *blob,
- int node)
+static int keyscan_read_fdt_matrix(struct ec_state *ec, ofnode node)
{
const u32 *cell;
int upto;
int len;
- cell = fdt_getprop(blob, node, "linux,keymap", &len);
+ cell = ofnode_get_property(node, "linux,keymap", &len);
ec->matrix_count = len / 4;
ec->matrix = calloc(ec->matrix_count, sizeof(*ec->matrix));
if (!ec->matrix) {
case EC_CMD_MKBP_STATE:
len = cros_ec_keyscan(ec, resp_data);
break;
+ case EC_CMD_ENTERING_MODE:
+ len = 0;
+ break;
default:
printf(" ** Unknown EC command %#02x\n", req_hdr->command);
return -1;
{
struct ec_state *ec = dev->priv;
struct cros_ec_dev *cdev = dev->uclass_priv;
- const void *blob = gd->fdt_blob;
- int node;
+ struct udevice *keyb_dev;
+ ofnode node;
int err;
memcpy(ec, &s_state, sizeof(*ec));
- err = cros_ec_decode_ec_flash(blob, dev->of_offset, &ec->ec_config);
- if (err)
+ err = cros_ec_decode_ec_flash(dev, &ec->ec_config);
+ if (err) {
+ debug("%s: Cannot device EC flash\n", __func__);
return err;
+ }
- node = fdtdec_next_compatible(blob, 0, COMPAT_GOOGLE_CROS_EC_KEYB);
- if (node < 0) {
+ node = ofnode_null();
+ for (device_find_first_child(dev, &keyb_dev);
+ keyb_dev;
+ device_find_next_child(&keyb_dev)) {
+ if (device_get_uclass_id(keyb_dev) == UCLASS_KEYBOARD) {
+ node = dev_ofnode(keyb_dev);
+ break;
+ }
+ }
+ if (!ofnode_valid(node)) {
debug("%s: No cros_ec keyboard found\n", __func__);
- } else if (keyscan_read_fdt_matrix(ec, blob, node)) {
+ } else if (keyscan_read_fdt_matrix(ec, node)) {
debug("%s: Could not read key matrix\n", __func__);
return -1;
}