mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 19:43:54 +07:00
710774e048
Add MT6779 clock support, include topckgen, apmixedsys, infracfg, and subsystem clocks. Signed-off-by: mtk01761 <wendell.lin@mediatek.com> Link: https://lkml.kernel.org/r/1566206502-4347-11-git-send-email-mars.cheng@mediatek.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) 2019 MediaTek Inc.
|
|
* Author: Wendell Lin <wendell.lin@mediatek.com>
|
|
*/
|
|
|
|
#include <linux/clk-provider.h>
|
|
#include <linux/platform_device.h>
|
|
#include <dt-bindings/clock/mt6779-clk.h>
|
|
|
|
#include "clk-mtk.h"
|
|
#include "clk-gate.h"
|
|
|
|
static const struct mtk_gate_regs ipe_cg_regs = {
|
|
.set_ofs = 0x0004,
|
|
.clr_ofs = 0x0008,
|
|
.sta_ofs = 0x0000,
|
|
};
|
|
|
|
#define GATE_IPE(_id, _name, _parent, _shift) \
|
|
GATE_MTK(_id, _name, _parent, &ipe_cg_regs, _shift, \
|
|
&mtk_clk_gate_ops_setclr)
|
|
|
|
static const struct mtk_gate ipe_clks[] = {
|
|
GATE_IPE(CLK_IPE_LARB7, "ipe_larb7", "ipe_sel", 0),
|
|
GATE_IPE(CLK_IPE_LARB8, "ipe_larb8", "ipe_sel", 1),
|
|
GATE_IPE(CLK_IPE_SMI_SUBCOM, "ipe_smi_subcom", "ipe_sel", 2),
|
|
GATE_IPE(CLK_IPE_FD, "ipe_fd", "ipe_sel", 3),
|
|
GATE_IPE(CLK_IPE_FE, "ipe_fe", "ipe_sel", 4),
|
|
GATE_IPE(CLK_IPE_RSC, "ipe_rsc", "ipe_sel", 5),
|
|
GATE_IPE(CLK_IPE_DPE, "ipe_dpe", "ipe_sel", 6),
|
|
};
|
|
|
|
static const struct of_device_id of_match_clk_mt6779_ipe[] = {
|
|
{ .compatible = "mediatek,mt6779-ipesys", },
|
|
{}
|
|
};
|
|
|
|
static int clk_mt6779_ipe_probe(struct platform_device *pdev)
|
|
{
|
|
struct clk_onecell_data *clk_data;
|
|
struct device_node *node = pdev->dev.of_node;
|
|
|
|
clk_data = mtk_alloc_clk_data(CLK_IPE_NR_CLK);
|
|
|
|
mtk_clk_register_gates(node, ipe_clks, ARRAY_SIZE(ipe_clks),
|
|
clk_data);
|
|
|
|
return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
|
|
}
|
|
|
|
static struct platform_driver clk_mt6779_ipe_drv = {
|
|
.probe = clk_mt6779_ipe_probe,
|
|
.driver = {
|
|
.name = "clk-mt6779-ipe",
|
|
.of_match_table = of_match_clk_mt6779_ipe,
|
|
},
|
|
};
|
|
|
|
builtin_platform_driver(clk_mt6779_ipe_drv);
|