dany/u-boot-megous
1
0
Fork 0
mirror of https://xff.cz/git/u-boot/ synced 2025-09-01 16:52:14 +02:00
Code Issues Packages Projects Releases Wiki Activity

dm: cros_ec: Add support for driver model

Browse Source 
Add support for driver model if enabled. This involves minimal changes
to the code, mostly just plumbing around the edges.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
This commit is contained in:
Simon Glass
2014-10-13 23:42:14 -06:00
parent fda6fac39b
commit 84d6cbd302
5 changed files with 174 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

30
common/cros_ec.c
View File

@@ -10,25 +10,44 @@
#include <common.h>
#include <cros_ec.h>
#include <dm.h>
#include <errno.h>
DECLARE_GLOBAL_DATA_PTR;
#ifndef CONFIG_DM_CROS_EC
struct local_info {
struct cros_ec_dev *cros_ec_dev; /* Pointer to cros_ec device */
int cros_ec_err; /* Error for cros_ec, 0 if ok */
};
static struct local_info local;
#endif
struct cros_ec_dev *board_get_cros_ec_dev(void)
{
#ifdef CONFIG_DM_CROS_EC
struct udevice *dev;
int ret;
ret = uclass_get_device(UCLASS_CROS_EC, 0, &dev);
if (ret) {
debug("%s: Error %d\n", __func__, ret);
return NULL;
}
return dev->uclass_priv;
#else
return local.cros_ec_dev;
#endif
}
static int board_init_cros_ec_devices(const void *blob)
{
#ifndef CONFIG_DM_CROS_EC
local.cros_ec_err = cros_ec_init(blob, &local.cros_ec_dev);
if (local.cros_ec_err)
return -1; /* Will report in board_late_init() */
#endif
return 0;
}
@@ -40,5 +59,16 @@ int cros_ec_board_init(void)
int cros_ec_get_error(void)
{
#ifdef CONFIG_DM_CROS_EC
struct udevice *dev;
int ret;
ret = uclass_get_device(UCLASS_CROS_EC, 0, &dev);
if (ret && ret != -ENODEV)
return ret;
return 0;
#else
return local.cros_ec_err;
#endif
}