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path: root/drivers/clk/rockchip/clk-rockchip.c
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Diffstat (limited to 'drivers/clk/rockchip/clk-rockchip.c')
-rw-r--r--drivers/clk/rockchip/clk-rockchip.c98
1 files changed, 0 insertions, 98 deletions
diff --git a/drivers/clk/rockchip/clk-rockchip.c b/drivers/clk/rockchip/clk-rockchip.c
deleted file mode 100644
index 2c9bb81144c9..000000000000
--- a/drivers/clk/rockchip/clk-rockchip.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/*
- * Copyright (c) 2013 MundoReader S.L.
- * Author: Heiko Stuebner <heiko@sntech.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#include <linux/clk-provider.h>
-#include <linux/clkdev.h>
-#include <linux/of.h>
-#include <linux/of_address.h>
-
-static DEFINE_SPINLOCK(clk_lock);
-
-/*
- * Gate clocks
- */
-
-static void __init rk2928_gate_clk_init(struct device_node *node)
-{
- struct clk_onecell_data *clk_data;
- const char *clk_parent;
- const char *clk_name;
- void __iomem *reg;
- void __iomem *reg_idx;
- int flags;
- int qty;
- int reg_bit;
- int clkflags = CLK_SET_RATE_PARENT;
- int i;
-
- qty = of_property_count_strings(node, "clock-output-names");
- if (qty < 0) {
- pr_err("%s: error in clock-output-names %d\n", __func__, qty);
- return;
- }
-
- if (qty == 0) {
- pr_info("%s: nothing to do\n", __func__);
- return;
- }
-
- reg = of_iomap(node, 0);
- if (!reg)
- return;
-
- clk_data = kzalloc(sizeof(struct clk_onecell_data), GFP_KERNEL);
- if (!clk_data) {
- iounmap(reg);
- return;
- }
-
- clk_data->clks = kzalloc(qty * sizeof(struct clk *), GFP_KERNEL);
- if (!clk_data->clks) {
- kfree(clk_data);
- iounmap(reg);
- return;
- }
-
- flags = CLK_GATE_HIWORD_MASK | CLK_GATE_SET_TO_DISABLE;
-
- for (i = 0; i < qty; i++) {
- of_property_read_string_index(node, "clock-output-names",
- i, &clk_name);
-
- /* ignore empty slots */
- if (!strcmp("reserved", clk_name))
- continue;
-
- clk_parent = of_clk_get_parent_name(node, i);
-
- /* keep all gates untouched for now */
- clkflags |= CLK_IGNORE_UNUSED;
-
- reg_idx = reg + (4 * (i / 16));
- reg_bit = (i % 16);
-
- clk_data->clks[i] = clk_register_gate(NULL, clk_name,
- clk_parent, clkflags,
- reg_idx, reg_bit,
- flags,
- &clk_lock);
- WARN_ON(IS_ERR(clk_data->clks[i]));
- }
-
- clk_data->clk_num = qty;
-
- of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
-}
-CLK_OF_DECLARE(rk2928_gate, "rockchip,rk2928-gate-clk", rk2928_gate_clk_init);