firmware/br-ext-chip-allwinner/board/v83x/kernel/patches/00000-drivers_clk_sunxi_clk...

86 lines
2.4 KiB
Diff

diff -drupN a/drivers/clk/sunxi/clk-a10-mod1.c b/drivers/clk/sunxi/clk-a10-mod1.c
--- a/drivers/clk/sunxi/clk-a10-mod1.c 2018-08-06 17:23:04.000000000 +0300
+++ b/drivers/clk/sunxi/clk-a10-mod1.c 1970-01-01 03:00:00.000000000 +0300
@@ -1,81 +0,0 @@
-/*
- * Copyright 2013 Emilio López
- *
- * Emilio López <emilio@elopez.com.ar>
- *
- * 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/of.h>
-#include <linux/of_address.h>
-#include <linux/slab.h>
-
-static DEFINE_SPINLOCK(mod1_lock);
-
-#define SUN4I_MOD1_ENABLE 31
-#define SUN4I_MOD1_MUX 16
-#define SUN4I_MOD1_MUX_WIDTH 2
-#define SUN4I_MOD1_MAX_PARENTS 4
-
-static void __init sun4i_mod1_clk_setup(struct device_node *node)
-{
- struct clk *clk;
- struct clk_mux *mux;
- struct clk_gate *gate;
- const char *parents[4];
- const char *clk_name = node->name;
- void __iomem *reg;
- int i;
-
- reg = of_io_request_and_map(node, 0, of_node_full_name(node));
- if (IS_ERR(reg))
- return;
-
- mux = kzalloc(sizeof(*mux), GFP_KERNEL);
- if (!mux)
- goto err_unmap;
-
- gate = kzalloc(sizeof(*gate), GFP_KERNEL);
- if (!gate)
- goto err_free_mux;
-
- of_property_read_string(node, "clock-output-names", &clk_name);
- i = of_clk_parent_fill(node, parents, SUN4I_MOD1_MAX_PARENTS);
-
- gate->reg = reg;
- gate->bit_idx = SUN4I_MOD1_ENABLE;
- gate->lock = &mod1_lock;
- mux->reg = reg;
- mux->shift = SUN4I_MOD1_MUX;
- mux->mask = BIT(SUN4I_MOD1_MUX_WIDTH) - 1;
- mux->lock = &mod1_lock;
-
- clk = clk_register_composite(NULL, clk_name, parents, i,
- &mux->hw, &clk_mux_ops,
- NULL, NULL,
- &gate->hw, &clk_gate_ops, CLK_SET_RATE_PARENT);
- if (IS_ERR(clk))
- goto err_free_gate;
-
- of_clk_add_provider(node, of_clk_src_simple_get, clk);
-
- return;
-
-err_free_gate:
- kfree(gate);
-err_free_mux:
- kfree(mux);
-err_unmap:
- iounmap(reg);
-}
-CLK_OF_DECLARE(sun4i_mod1, "allwinner,sun4i-a10-mod1-clk",
- sun4i_mod1_clk_setup);