mirror of
https://github.com/torvalds/linux.git
synced 2024-11-29 23:51:37 +00:00
fc21950283
Add MT8186 vencsys clock controller which provide clock gate control for video encoder. Signed-off-by: Chun-Jie Chen <chun-jie.chen@mediatek.com> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Reviewed-by: Miles Chen <miles.chen@mediatek.com> Link: https://lore.kernel.org/r/20220409132251.31725-13-chun-jie.chen@mediatek.com Signed-off-by: Stephen Boyd <sboyd@kernel.org>
52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
//
|
|
// Copyright (c) 2022 MediaTek Inc.
|
|
// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
|
|
|
|
#include <linux/clk-provider.h>
|
|
#include <linux/platform_device.h>
|
|
#include <dt-bindings/clock/mt8186-clk.h>
|
|
|
|
#include "clk-gate.h"
|
|
#include "clk-mtk.h"
|
|
|
|
static const struct mtk_gate_regs venc_cg_regs = {
|
|
.set_ofs = 0x4,
|
|
.clr_ofs = 0x8,
|
|
.sta_ofs = 0x0,
|
|
};
|
|
|
|
#define GATE_VENC(_id, _name, _parent, _shift) \
|
|
GATE_MTK(_id, _name, _parent, &venc_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)
|
|
|
|
static const struct mtk_gate venc_clks[] = {
|
|
GATE_VENC(CLK_VENC_CKE0_LARB, "venc_cke0_larb", "top_venc", 0),
|
|
GATE_VENC(CLK_VENC_CKE1_VENC, "venc_cke1_venc", "top_venc", 4),
|
|
GATE_VENC(CLK_VENC_CKE2_JPGENC, "venc_cke2_jpgenc", "top_venc", 8),
|
|
GATE_VENC(CLK_VENC_CKE5_GALS, "venc_cke5_gals", "top_venc", 28),
|
|
};
|
|
|
|
static const struct mtk_clk_desc venc_desc = {
|
|
.clks = venc_clks,
|
|
.num_clks = ARRAY_SIZE(venc_clks),
|
|
};
|
|
|
|
static const struct of_device_id of_match_clk_mt8186_venc[] = {
|
|
{
|
|
.compatible = "mediatek,mt8186-vencsys",
|
|
.data = &venc_desc,
|
|
}, {
|
|
/* sentinel */
|
|
}
|
|
};
|
|
|
|
static struct platform_driver clk_mt8186_venc_drv = {
|
|
.probe = mtk_clk_simple_probe,
|
|
.remove = mtk_clk_simple_remove,
|
|
.driver = {
|
|
.name = "clk-mt8186-venc",
|
|
.of_match_table = of_match_clk_mt8186_venc,
|
|
},
|
|
};
|
|
builtin_platform_driver(clk_mt8186_venc_drv);
|