From 5a740280dec8b69f49829aab3fc28e05437f3101 Mon Sep 17 00:00:00 2001 From: Yixun Lan Date: Wed, 16 Apr 2025 08:15:28 +0800 Subject: [PATCH] pinctrl: spacemit: add clock support for K1 SoC For SpacemiT K1 SoC's pinctrl, explicitly acquiring clocks in the driver instead of relying on bootloader or default hardware settings to enable it. Signed-off-by: Yixun Lan Reviewed-by: Alex Elder Link: https://lore.kernel.org/20250416-02-k1-pinctrl-clk-v2-2-2b5fcbd4183c@gentoo.org Signed-off-by: Linus Walleij --- drivers/pinctrl/spacemit/pinctrl-k1.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/pinctrl/spacemit/pinctrl-k1.c b/drivers/pinctrl/spacemit/pinctrl-k1.c index 67e867b04a02e..9996b1c4a07e7 100644 --- a/drivers/pinctrl/spacemit/pinctrl-k1.c +++ b/drivers/pinctrl/spacemit/pinctrl-k1.c @@ -2,6 +2,7 @@ /* Copyright (c) 2024 Yixun Lan */ #include +#include #include #include #include @@ -721,6 +722,7 @@ static int spacemit_pinctrl_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct spacemit_pinctrl *pctrl; + struct clk *func_clk, *bus_clk; const struct spacemit_pinctrl_data *pctrl_data; int ret; @@ -739,6 +741,14 @@ static int spacemit_pinctrl_probe(struct platform_device *pdev) if (IS_ERR(pctrl->regs)) return PTR_ERR(pctrl->regs); + func_clk = devm_clk_get_enabled(dev, "func"); + if (IS_ERR(func_clk)) + return dev_err_probe(dev, PTR_ERR(func_clk), "failed to get func clock\n"); + + bus_clk = devm_clk_get_enabled(dev, "bus"); + if (IS_ERR(bus_clk)) + return dev_err_probe(dev, PTR_ERR(bus_clk), "failed to get bus clock\n"); + pctrl->pdesc.name = dev_name(dev); pctrl->pdesc.pins = pctrl_data->pins; pctrl->pdesc.npins = pctrl_data->npins; -- 2.39.5