diff options
author | Ye Li <ye.li@nxp.com> | 2020-05-03 16:01:27 +0300 |
---|---|---|
committer | Stefano Babic <sbabic@denx.de> | 2020-05-10 14:24:23 +0300 |
commit | a6979f78bcba76611e5e3fd6226b5b79c8021c2e (patch) | |
tree | bc00737bd08e19dcfd3744bdd853267cf345e494 /drivers/pinctrl | |
parent | d19c1cb525eddfbdf719356b750189a77cefc020 (diff) | |
download | u-boot-a6979f78bcba76611e5e3fd6226b5b79c8021c2e.tar.xz |
pinctrl: nxp: scu: Check the pad partition before set pinmux
If a pad is not owned by current partition we should not set its
pinmux.
Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'drivers/pinctrl')
-rw-r--r-- | drivers/pinctrl/nxp/pinctrl-scu.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/pinctrl/nxp/pinctrl-scu.c b/drivers/pinctrl/nxp/pinctrl-scu.c index aa11075e0a..c032be782a 100644 --- a/drivers/pinctrl/nxp/pinctrl-scu.c +++ b/drivers/pinctrl/nxp/pinctrl-scu.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0+ /* - * Copyright 2018 NXP + * Copyright 2018-2019 NXP */ #include <common.h> @@ -29,6 +29,11 @@ static int imx_pinconf_scu_set(struct imx_pinctrl_soc_info *info, u32 pad, * to handle that in scfw, so config it in pad conf func */ + if (!sc_rm_is_pad_owned(-1, pad)) { + debug("Pad[%u] is not owned by curr partition\n", pad); + return -EPERM; + } + val |= PADRING_IFMUX_EN_MASK; val |= PADRING_GP_EN_MASK; val |= (mux << PADRING_IFMUX_SHIFT) & PADRING_IFMUX_MASK; @@ -57,7 +62,7 @@ int imx_pinctrl_scu_conf_pins(struct imx_pinctrl_soc_info *info, u32 *pin_data, config_val = pin_data[j++]; ret = imx_pinconf_scu_set(info, pin_id, mux, config_val); - if (ret) + if (ret && ret != -EPERM) printf("Set pin %d, mux %d, val %d, error\n", pin_id, mux, config_val); } |