From 9df5bfa9fcb33a7ee6e3fb9eadc47c8f23a9ddc2 Mon Sep 17 00:00:00 2001 From: Jianqun Xu Date: Fri, 27 Aug 2021 16:53:30 +0800 Subject: [PATCH] pinctrl: rockchip: treat pcfg_xxx nodes as invalid function nodes Look at the pinmux-functions debug node, there are several pcfg_xxx nodes which actually are not pinctrl functions: Under RV1126 EVB: function: pcfg-pull-up, groups = [ ] function: pcfg-pull-down, groups = [ ] function: pcfg-pull-none, groups = [ ] function: pcfg-pull-none-drv-level-1, groups = [ ] function: pcfg-pull-none-drv-level-2, groups = [ ] function: pcfg-pull-none-drv-level-3, groups = [ ] function: pcfg-pull-up-drv-level-1, groups = [ ] function: pcfg-pull-up-drv-level-2, groups = [ ] function: pcfg-pull-none-smt, groups = [ ] function: pcfg-output-low-pull-down, groups = [ ] function: acodec, groups = [ acodec-pins ] This patch fixs the function node valid check to ignore them. Change-Id: I432783de72e137e2fb406ce400a69cd56cb1a8de Signed-off-by: Jianqun Xu --- drivers/pinctrl/pinctrl-rockchip.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index 641858b6f736..64c7e7b3cca3 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -2935,6 +2935,9 @@ static bool is_function_node(const struct device_node *np) if (of_match_node(rockchip_bank_match, np)) return false; + if (!strncmp(np->name, "pcfg", 4)) + return false; + return true; }