diff options
| author | Tom Rini <trini@konsulko.com> | 2019-07-14 09:09:49 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-07-14 09:09:49 -0400 |
| commit | a9a3a37f92b072a56693ad665ab4c5cc73028d16 (patch) | |
| tree | d0a4e94e94d77ba06983abbe4b89d2c39a0c5d7f /drivers/pinctrl | |
| parent | 6070ef409c1018860e8dd1f077297546d9d80115 (diff) | |
| parent | 291f00bb3ea7e9f9acdddbe680991e76313732d6 (diff) | |
| download | u-boot-a9a3a37f92b072a56693ad665ab4c5cc73028d16.tar.gz | |
Merge tag 'u-boot-stm32-20190712' of https://gitlab.denx.de/u-boot/custodians/u-boot-stm
- syscon: add support for power off
- stm32mp1: add op-tee config
- stm32mp1: add specific commands: stboard and stm32key
- add stm32 mailbox driver
- solve many stm32 warnings when building with W=1
- update stm32 gpio driver
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/pinctrl_stm32.c | 36 |
1 files changed, 33 insertions, 3 deletions
diff --git a/drivers/pinctrl/pinctrl_stm32.c b/drivers/pinctrl/pinctrl_stm32.c index 43dbdd9d6a..cdbe463cff 100644 --- a/drivers/pinctrl/pinctrl_stm32.c +++ b/drivers/pinctrl/pinctrl_stm32.c @@ -1,5 +1,6 @@ #include <common.h> #include <dm.h> +#include <dm/lists.h> #include <dm/pinctrl.h> #include <hwspinlock.h> #include <asm/arch/gpio.h> @@ -136,7 +137,7 @@ static struct udevice *stm32_pinctrl_get_gpio_dev(struct udevice *dev, */ *idx = stm32_offset_to_index(gpio_bank->gpio_dev, selector - pin_count); - if (*idx < 0) + if (IS_ERR_VALUE(*idx)) return NULL; return gpio_bank->gpio_dev; @@ -215,7 +216,7 @@ static int stm32_pinctrl_get_pin_muxing(struct udevice *dev, #endif -int stm32_pinctrl_probe(struct udevice *dev) +static int stm32_pinctrl_probe(struct udevice *dev) { struct stm32_pinctrl_priv *priv = dev_get_priv(dev); int ret; @@ -364,6 +365,35 @@ static int stm32_pinctrl_config(int offset) return 0; } +static int stm32_pinctrl_bind(struct udevice *dev) +{ + ofnode node; + const char *name; + int ret; + + dev_for_each_subnode(node, dev) { + debug("%s: bind %s\n", __func__, ofnode_get_name(node)); + + ofnode_get_property(node, "gpio-controller", &ret); + if (ret < 0) + continue; + /* Get the name of each gpio node */ + name = ofnode_get_name(node); + if (!name) + return -EINVAL; + + /* Bind each gpio node */ + ret = device_bind_driver_to_node(dev, "gpio_stm32", + name, node, NULL); + if (ret) + return ret; + + debug("%s: bind %s\n", __func__, name); + } + + return 0; +} + #if CONFIG_IS_ENABLED(PINCTRL_FULL) static int stm32_pinctrl_set_state(struct udevice *dev, struct udevice *config) { @@ -433,7 +463,7 @@ U_BOOT_DRIVER(pinctrl_stm32) = { .id = UCLASS_PINCTRL, .of_match = stm32_pinctrl_ids, .ops = &stm32_pinctrl_ops, - .bind = dm_scan_fdt_dev, + .bind = stm32_pinctrl_bind, .probe = stm32_pinctrl_probe, .priv_auto_alloc_size = sizeof(struct stm32_pinctrl_priv), }; |