修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/drivers/clk/tegra/clk-sdmmc-mux.c
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@@ -12,6 +12,7 @@
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 #include <linux/clk-provider.h>
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 #include <linux/err.h>
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+#include <linux/io.h>
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 #include <linux/types.h>
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 #include "clk.h"
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@@ -193,6 +194,30 @@
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 	gate_ops->disable(gate_hw);
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 }
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+static void clk_sdmmc_mux_disable_unused(struct clk_hw *hw)
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+{
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+	struct tegra_sdmmc_mux *sdmmc_mux = to_clk_sdmmc_mux(hw);
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+	const struct clk_ops *gate_ops = sdmmc_mux->gate_ops;
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+	struct clk_hw *gate_hw = &sdmmc_mux->gate.hw;
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+
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+	gate_ops->disable_unused(gate_hw);
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+}
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+
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+static void clk_sdmmc_mux_restore_context(struct clk_hw *hw)
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+{
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+	struct clk_hw *parent = clk_hw_get_parent(hw);
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+	unsigned long parent_rate = clk_hw_get_rate(parent);
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+	unsigned long rate = clk_hw_get_rate(hw);
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+	int parent_id;
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+
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+	parent_id = clk_hw_get_parent_index(hw);
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+	if (WARN_ON(parent_id < 0))
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+		return;
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+
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+	clk_sdmmc_mux_set_parent(hw, parent_id);
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+	clk_sdmmc_mux_set_rate(hw, rate, parent_rate);
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+}
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+
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 static const struct clk_ops tegra_clk_sdmmc_mux_ops = {
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 	.get_parent = clk_sdmmc_mux_get_parent,
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 	.set_parent = clk_sdmmc_mux_set_parent,
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@@ -202,6 +227,8 @@
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 	.is_enabled = clk_sdmmc_mux_is_enabled,
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 	.enable = clk_sdmmc_mux_enable,
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 	.disable = clk_sdmmc_mux_disable,
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+	.disable_unused = clk_sdmmc_mux_disable_unused,
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+	.restore_context = clk_sdmmc_mux_restore_context,
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 };
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 struct clk *tegra_clk_register_sdmmc_mux_div(const char *name,
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@@ -209,7 +236,7 @@
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 	unsigned long flags, void *lock)
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 {
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 	struct clk *clk;
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-	struct clk_init_data init = {};
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+	struct clk_init_data init;
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 	const struct tegra_clk_periph_regs *bank;
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 	struct tegra_sdmmc_mux *sdmmc_mux;
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