diff -drupN a/drivers/clk/sunxi/clk-sun8i-bus-gates.c b/drivers/clk/sunxi/clk-sun8i-bus-gates.c --- a/drivers/clk/sunxi/clk-sun8i-bus-gates.c 2018-08-06 17:23:04.000000000 +0300 +++ b/drivers/clk/sunxi/clk-sun8i-bus-gates.c 1970-01-01 03:00:00.000000000 +0300 @@ -1,113 +0,0 @@ -/* - * Copyright (C) 2015 Jens Kuske - * - * Based on clk-simple-gates.c, which is: - * Copyright 2015 Maxime Ripard - * - * Maxime Ripard - * - * 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 -#include -#include -#include -#include - -static DEFINE_SPINLOCK(gates_lock); - -static void __init sun8i_h3_bus_gates_init(struct device_node *node) -{ - static const char * const names[] = { "ahb1", "ahb2", "apb1", "apb2" }; - enum { AHB1, AHB2, APB1, APB2, PARENT_MAX } clk_parent; - const char *parents[PARENT_MAX]; - struct clk_onecell_data *clk_data; - const char *clk_name; - struct property *prop; - struct resource res; - void __iomem *clk_reg; - void __iomem *reg; - const __be32 *p; - int number, i; - u8 clk_bit; - int index; - - reg = of_io_request_and_map(node, 0, of_node_full_name(node)); - if (IS_ERR(reg)) - return; - - for (i = 0; i < ARRAY_SIZE(names); i++) { - int idx = of_property_match_string(node, "clock-names", - names[i]); - if (idx < 0) - return; - - parents[i] = of_clk_get_parent_name(node, idx); - } - - clk_data = kmalloc(sizeof(struct clk_onecell_data), GFP_KERNEL); - if (!clk_data) - goto err_unmap; - - number = of_property_count_u32_elems(node, "clock-indices"); - of_property_read_u32_index(node, "clock-indices", number - 1, &number); - - clk_data->clks = kcalloc(number + 1, sizeof(struct clk *), GFP_KERNEL); - if (!clk_data->clks) - goto err_free_data; - - i = 0; - of_property_for_each_u32(node, "clock-indices", prop, p, index) { - of_property_read_string_index(node, "clock-output-names", - i, &clk_name); - - if (index == 17 || (index >= 29 && index <= 31)) - clk_parent = AHB2; - else if (index <= 63 || index >= 128) - clk_parent = AHB1; - else if (index >= 64 && index <= 95) - clk_parent = APB1; - else if (index >= 96 && index <= 127) - clk_parent = APB2; - - clk_reg = reg + 4 * (index / 32); - clk_bit = index % 32; - - clk_data->clks[index] = clk_register_gate(NULL, clk_name, - parents[clk_parent], - 0, clk_reg, clk_bit, - 0, &gates_lock); - i++; - - if (IS_ERR(clk_data->clks[index])) { - WARN_ON(true); - continue; - } - } - - clk_data->clk_num = number + 1; - of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); - - return; - -err_free_data: - kfree(clk_data); -err_unmap: - iounmap(reg); - of_address_to_resource(node, 0, &res); - release_mem_region(res.start, resource_size(&res)); -} - -CLK_OF_DECLARE(sun8i_h3_bus_gates, "allwinner,sun8i-h3-bus-gates-clk", - sun8i_h3_bus_gates_init); -CLK_OF_DECLARE(sun8i_a83t_bus_gates, "allwinner,sun8i-a83t-bus-gates-clk", - sun8i_h3_bus_gates_init);