diff options
| author | Simon Glass <sjg@chromium.org> | 2017-05-18 20:09:23 -0600 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2017-06-01 07:03:11 -0600 |
| commit | 2ec9d171bc5ee8c9bba78d9f35d61d2473467f66 (patch) | |
| tree | 9e53ff717295f6101804a6ba08f59a25f15cbf89 /drivers/misc/cros_ec.c | |
| parent | e907bf2dfbadc77e92b09b9bdb55284c37140b13 (diff) | |
| download | u-boot-2ec9d171bc5ee8c9bba78d9f35d61d2473467f66.tar.gz | |
cros_ec: Convert to support live tree
Convert this driver to support the live device tree and remove the old
fdtdec support.
The keyboard is not yet converted.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/misc/cros_ec.c')
| -rw-r--r-- | drivers/misc/cros_ec.c | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/drivers/misc/cros_ec.c b/drivers/misc/cros_ec.c index e2027ea5d2..feaa5d8567 100644 --- a/drivers/misc/cros_ec.c +++ b/drivers/misc/cros_ec.c @@ -26,6 +26,7 @@ #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 @@ -996,15 +997,12 @@ int cros_ec_get_ldo(struct udevice *dev, uint8_t index, uint8_t *state) 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(dev); 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__); @@ -1023,28 +1021,26 @@ int cros_ec_register(struct udevice *dev) return 0; } -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 (of_read_fmap_entry(flash_node, "flash", &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); + for (node = ofnode_first_subnode(flash_node); ofnode_valid(node); + node = ofnode_next_subnode(node)) { + const char *name = ofnode_get_name(node); enum ec_flash_region region; if (0 == strcmp(name, "ro")) { @@ -1058,8 +1054,7 @@ int cros_ec_decode_ec_flash(const void *blob, int node, return -1; } - if (fdtdec_read_fmap_entry(blob, node, "reg", - &config->region[region])) { + if (of_read_fmap_entry(node, "reg", &config->region[region])) { debug("Failed to decode flash region in chrome-ec'\n"); return -1; } |