Update the Tegra EHCI driver to support a live device tree.
Signed-off-by: Simon Glass sjg@chromium.org ---
Changes in v3: None Changes in v2: None
drivers/usb/host/ehci-tegra.c | 34 ++++++++++++++-------------------- 1 file changed, 14 insertions(+), 20 deletions(-)
diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index 873bf8ecfd..1c72330b0c 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -17,7 +17,6 @@ #include <usb.h> #include <usb/ulpi.h> #include <libfdt.h> -#include <fdtdec.h>
#include "ehci.h"
@@ -695,12 +694,11 @@ static void config_clock(const u32 timing[])
static int fdt_decode_usb(struct udevice *dev, struct fdt_usb *config) { - const void *blob = gd->fdt_blob; - int node = dev_of_offset(dev); const char *phy, *mode;
- config->reg = (struct usb_ctlr *)devfdt_get_addr(dev); - mode = fdt_getprop(blob, node, "dr_mode", NULL); + config->reg = (struct usb_ctlr *)dev_read_addr(dev); + debug("reg=%p\n", config->reg); + mode = dev_read_string(dev, "dr_mode"); if (mode) { if (0 == strcmp(mode, "host")) config->dr_mode = DR_MODE_HOST; @@ -717,28 +715,24 @@ static int fdt_decode_usb(struct udevice *dev, struct fdt_usb *config) config->dr_mode = DR_MODE_HOST; }
- phy = fdt_getprop(blob, node, "phy_type", NULL); + phy = dev_read_string(dev, "phy_type"); config->utmi = phy && 0 == strcmp("utmi", phy); config->ulpi = phy && 0 == strcmp("ulpi", phy); - config->enabled = fdtdec_get_is_enabled(blob, node); - config->has_legacy_mode = fdtdec_get_bool(blob, node, - "nvidia,has-legacy-mode"); + config->has_legacy_mode = dev_read_bool(dev, "nvidia,has-legacy-mode"); config->periph_id = clock_decode_periph_id(dev); if (config->periph_id == PERIPH_ID_NONE) { debug("%s: Missing/invalid peripheral ID\n", __func__); return -EINVAL; } - gpio_request_by_name_nodev(offset_to_ofnode(node), "nvidia,vbus-gpio", - 0, &config->vbus_gpio, GPIOD_IS_OUT); - gpio_request_by_name_nodev(offset_to_ofnode(node), - "nvidia,phy-reset-gpio", 0, - &config->phy_reset_gpio, GPIOD_IS_OUT); - debug("enabled=%d, legacy_mode=%d, utmi=%d, ulpi=%d, periph_id=%d, " - "vbus=%d, phy_reset=%d, dr_mode=%d\n", - config->enabled, config->has_legacy_mode, config->utmi, - config->ulpi, config->periph_id, - gpio_get_number(&config->vbus_gpio), - gpio_get_number(&config->phy_reset_gpio), config->dr_mode); + gpio_request_by_name(dev, "nvidia,vbus-gpio", 0, &config->vbus_gpio, + GPIOD_IS_OUT); + gpio_request_by_name(dev, "nvidia,phy-reset-gpio", 0, + &config->phy_reset_gpio, GPIOD_IS_OUT); + debug("legacy_mode=%d, utmi=%d, ulpi=%d, periph_id=%d, vbus=%d, phy_reset=%d, dr_mode=%d, reg=%p\n", + config->has_legacy_mode, config->utmi, config->ulpi, + config->periph_id, gpio_get_number(&config->vbus_gpio), + gpio_get_number(&config->phy_reset_gpio), config->dr_mode, + config->reg);
return 0; }