mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-18 00:24:58 +08:00
a682248321
Add the following clock support for MT8167 SoC: topckgen, apmixedsys, infracfg, audsys, imgsys, mfgcfg, vdecsys. Signed-off-by: Fabien Parent <fparent@baylibre.com> Link: https://lore.kernel.org/r/20200918132303.2831815-2-fparent@baylibre.com Signed-off-by: Stephen Boyd <sboyd@kernel.org>
61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (c) 2020 MediaTek Inc.
|
|
* Copyright (c) 2020 BayLibre, SAS
|
|
* Author: James Liao <jamesjj.liao@mediatek.com>
|
|
* Fabien Parent <fparent@baylibre.com>
|
|
*/
|
|
|
|
#include <linux/clk-provider.h>
|
|
#include <linux/of.h>
|
|
#include <linux/of_address.h>
|
|
#include <linux/of_device.h>
|
|
#include <linux/platform_device.h>
|
|
|
|
#include "clk-mtk.h"
|
|
#include "clk-gate.h"
|
|
|
|
#include <dt-bindings/clock/mt8167-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[] __initconst = {
|
|
GATE_IMG(CLK_IMG_LARB1_SMI, "img_larb1_smi", "smi_mm", 0),
|
|
GATE_IMG(CLK_IMG_CAM_SMI, "img_cam_smi", "smi_mm", 5),
|
|
GATE_IMG(CLK_IMG_CAM_CAM, "img_cam_cam", "smi_mm", 6),
|
|
GATE_IMG(CLK_IMG_SEN_TG, "img_sen_tg", "cam_mm", 7),
|
|
GATE_IMG(CLK_IMG_SEN_CAM, "img_sen_cam", "smi_mm", 8),
|
|
GATE_IMG(CLK_IMG_VENC, "img_venc", "smi_mm", 9),
|
|
};
|
|
|
|
static void __init mtk_imgsys_init(struct device_node *node)
|
|
{
|
|
struct clk_onecell_data *clk_data;
|
|
int r;
|
|
|
|
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);
|
|
|
|
}
|
|
CLK_OF_DECLARE(mtk_imgsys, "mediatek,mt8167-imgsys", mtk_imgsys_init);
|