forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
70 lines
1.6 KiB
70 lines
1.6 KiB
// SPDX-License-Identifier: GPL-2.0 |
|
/* |
|
* Copyright (c) 2018 MediaTek Inc. |
|
* Author: Owen Chen <[email protected]> |
|
*/ |
|
|
|
#include <linux/clk-provider.h> |
|
#include <linux/platform_device.h> |
|
|
|
#include "clk-mtk.h" |
|
#include "clk-gate.h" |
|
|
|
#include <dt-bindings/clock/mt6765-clk.h> |
|
|
|
static const struct mtk_gate_regs img_cg_regs = { |
|
.set_ofs = 0x4, |
|
.clr_ofs = 0x8, |
|
.sta_ofs = 0x0, |
|
}; |
|
|
|
#define GATE_IMG(_id, _name, _parent, _shift) { \ |
|
.id = _id, \ |
|
.name = _name, \ |
|
.parent_name = _parent, \ |
|
.regs = &img_cg_regs, \ |
|
.shift = _shift, \ |
|
.ops = &mtk_clk_gate_ops_setclr, \ |
|
} |
|
|
|
static const struct mtk_gate img_clks[] = { |
|
GATE_IMG(CLK_IMG_LARB2, "img_larb2", "mm_ck", 0), |
|
GATE_IMG(CLK_IMG_DIP, "img_dip", "mm_ck", 2), |
|
GATE_IMG(CLK_IMG_FDVT, "img_fdvt", "mm_ck", 3), |
|
GATE_IMG(CLK_IMG_DPE, "img_dpe", "mm_ck", 4), |
|
GATE_IMG(CLK_IMG_RSC, "img_rsc", "mm_ck", 5), |
|
}; |
|
|
|
static int clk_mt6765_img_probe(struct platform_device *pdev) |
|
{ |
|
struct clk_onecell_data *clk_data; |
|
int r; |
|
struct device_node *node = pdev->dev.of_node; |
|
|
|
clk_data = mtk_alloc_clk_data(CLK_IMG_NR_CLK); |
|
|
|
mtk_clk_register_gates(node, img_clks, ARRAY_SIZE(img_clks), clk_data); |
|
|
|
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); |
|
|
|
if (r) |
|
pr_err("%s(): could not register clock provider: %d\n", |
|
__func__, r); |
|
|
|
return r; |
|
} |
|
|
|
static const struct of_device_id of_match_clk_mt6765_img[] = { |
|
{ .compatible = "mediatek,mt6765-imgsys", }, |
|
{} |
|
}; |
|
|
|
static struct platform_driver clk_mt6765_img_drv = { |
|
.probe = clk_mt6765_img_probe, |
|
.driver = { |
|
.name = "clk-mt6765-img", |
|
.of_match_table = of_match_clk_mt6765_img, |
|
}, |
|
}; |
|
|
|
builtin_platform_driver(clk_mt6765_img_drv);
|
|
|