drivers: tpm2: update reset gpio semantics
Use the more generic reset-gpios property name.
Signed-off-by: Jorge Ramirez-Ortiz <jorge@foundries.io>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
diff --git a/drivers/tpm/tpm2_tis_spi.c b/drivers/tpm/tpm2_tis_spi.c
index 4b33ac8..1d24d32 100644
--- a/drivers/tpm/tpm2_tis_spi.c
+++ b/drivers/tpm/tpm2_tis_spi.c
@@ -589,18 +589,25 @@
if (CONFIG_IS_ENABLED(DM_GPIO)) {
struct gpio_desc reset_gpio;
- ret = gpio_request_by_name(dev, "gpio-reset", 0,
+ ret = gpio_request_by_name(dev, "reset-gpios", 0,
&reset_gpio, GPIOD_IS_OUT);
if (ret) {
- log(LOGC_NONE, LOGL_NOTICE, "%s: missing reset GPIO\n",
- __func__);
- } else {
- dm_gpio_set_value(&reset_gpio, 1);
- mdelay(1);
- dm_gpio_set_value(&reset_gpio, 0);
+ /* legacy reset */
+ ret = gpio_request_by_name(dev, "gpio-reset", 0,
+ &reset_gpio, GPIOD_IS_OUT);
+ if (ret) {
+ log(LOGC_NONE, LOGL_NOTICE,
+ "%s: missing reset GPIO\n", __func__);
+ goto init;
+ }
+ log(LOGC_NONE, LOGL_NOTICE,
+ "%s: gpio-reset is deprecated\n", __func__);
}
+ dm_gpio_set_value(&reset_gpio, 1);
+ mdelay(1);
+ dm_gpio_set_value(&reset_gpio, 0);
}
-
+init:
/* Ensure a minimum amount of time elapsed since reset of the TPM */
mdelay(drv_data->time_before_first_cmd_ms);