diff options
| author | Simon Glass <sjg@chromium.org> | 2014-10-13 23:42:14 -0600 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2014-10-22 10:36:53 -0600 |
| commit | 84d6cbd3029e8b16e201f1129c300fae258c0f9c (patch) | |
| tree | 173dac18c98c963f0c0993f33e1035284d0b20bf /common/cros_ec.c | |
| parent | fda6fac39bb915fdb0ff31b998336d3a5f5c71a9 (diff) | |
| download | u-boot-84d6cbd3029e8b16e201f1129c300fae258c0f9c.tar.gz | |
dm: cros_ec: Add support for driver model
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>
Diffstat (limited to 'common/cros_ec.c')
| -rw-r--r-- | common/cros_ec.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/common/cros_ec.c b/common/cros_ec.c index b8ce1b581a..bb299bccff 100644 --- a/common/cros_ec.c +++ b/common/cros_ec.c @@ -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 } |