linux-stable/drivers/clk/mediatek/clk-mt6795-mfg.c
AngeloGioacchino Del Regno 0d363282bb clk: mediatek: Add MediaTek Helio X10 MT6795 clock drivers
Add the clock drivers for the entire clock tree of MediaTek Helio X10
MT6795, including system clocks (apmixedsys, infracfg, pericfg, topckgen)
and multimedia clocks (mmsys, mfg, vdecsys, vencsys).

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: Miles Chen <miles.chen@mediatek.com>
Link: https://lore.kernel.org/r/20220921091455.41327-9-angelogioacchino.delregno@collabora.com
Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
2022-09-26 11:13:09 +08:00

51 lines
1.4 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2022 Collabora Ltd.
* Author: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
*/
#include <dt-bindings/clock/mediatek,mt6795-clk.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include "clk-gate.h"
#include "clk-mtk.h"
static const struct mtk_gate_regs mfg_cg_regs = {
.set_ofs = 0x4,
.clr_ofs = 0x8,
.sta_ofs = 0x0,
};
#define GATE_MFG(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &mfg_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
static const struct mtk_gate mfg_clks[] = {
GATE_MFG(CLK_MFG_BAXI, "mfg_baxi", "axi_mfg_in_sel", 0),
GATE_MFG(CLK_MFG_BMEM, "mfg_bmem", "mem_mfg_in_sel", 1),
GATE_MFG(CLK_MFG_BG3D, "mfg_bg3d", "mfg_sel", 2),
GATE_MFG(CLK_MFG_B26M, "mfg_b26m", "clk26m", 3),
};
static const struct mtk_clk_desc mfg_desc = {
.clks = mfg_clks,
.num_clks = ARRAY_SIZE(mfg_clks),
};
static const struct of_device_id of_match_clk_mt6795_mfg[] = {
{ .compatible = "mediatek,mt6795-mfgcfg", .data = &mfg_desc },
{ /* sentinel */ }
};
static struct platform_driver clk_mt6795_mfg_drv = {
.driver = {
.name = "clk-mt6795-mfg",
.of_match_table = of_match_clk_mt6795_mfg,
},
.probe = mtk_clk_simple_probe,
.remove = mtk_clk_simple_remove,
};
module_platform_driver(clk_mt6795_mfg_drv);
MODULE_DESCRIPTION("MediaTek MT6795 mfg clocks driver");
MODULE_LICENSE("GPL");