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

77 lines
2.1 KiB
Diff

diff -drupN a/drivers/clk/sunxi/clk-sun6i-apb0.c b/drivers/clk/sunxi/clk-sun6i-apb0.c
--- a/drivers/clk/sunxi/clk-sun6i-apb0.c 2018-08-06 17:23:04.000000000 +0300
+++ b/drivers/clk/sunxi/clk-sun6i-apb0.c 1970-01-01 03:00:00.000000000 +0300
@@ -1,72 +0,0 @@
-/*
- * Copyright (C) 2014 Free Electrons
- *
- * License Terms: GNU General Public License v2
- * Author: Boris BREZILLON <boris.brezillon@free-electrons.com>
- *
- * Allwinner A31 APB0 clock driver
- *
- */
-
-#include <linux/clk-provider.h>
-#include <linux/init.h>
-#include <linux/of.h>
-#include <linux/platform_device.h>
-
-/*
- * The APB0 clk has a configurable divisor.
- *
- * We must use a clk_div_table and not a regular power of 2
- * divisor here, because the first 2 values divide the clock
- * by 2.
- */
-static const struct clk_div_table sun6i_a31_apb0_divs[] = {
- { .val = 0, .div = 2, },
- { .val = 1, .div = 2, },
- { .val = 2, .div = 4, },
- { .val = 3, .div = 8, },
- { /* sentinel */ },
-};
-
-static int sun6i_a31_apb0_clk_probe(struct platform_device *pdev)
-{
- struct device_node *np = pdev->dev.of_node;
- const char *clk_name = np->name;
- const char *clk_parent;
- struct resource *r;
- void __iomem *reg;
- struct clk *clk;
-
- r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- reg = devm_ioremap_resource(&pdev->dev, r);
- if (IS_ERR(reg))
- return PTR_ERR(reg);
-
- clk_parent = of_clk_get_parent_name(np, 0);
- if (!clk_parent)
- return -EINVAL;
-
- of_property_read_string(np, "clock-output-names", &clk_name);
-
- clk = clk_register_divider_table(&pdev->dev, clk_name, clk_parent,
- 0, reg, 0, 2, 0, sun6i_a31_apb0_divs,
- NULL);
- if (IS_ERR(clk))
- return PTR_ERR(clk);
-
- return of_clk_add_provider(np, of_clk_src_simple_get, clk);
-}
-
-static const struct of_device_id sun6i_a31_apb0_clk_dt_ids[] = {
- { .compatible = "allwinner,sun6i-a31-apb0-clk" },
- { /* sentinel */ }
-};
-
-static struct platform_driver sun6i_a31_apb0_clk_driver = {
- .driver = {
- .name = "sun6i-a31-apb0-clk",
- .of_match_table = sun6i_a31_apb0_clk_dt_ids,
- },
- .probe = sun6i_a31_apb0_clk_probe,
-};
-builtin_platform_driver(sun6i_a31_apb0_clk_driver);