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// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright ( c ) 2014 MediaTek Inc .
* Copyright ( c ) 2022 Collabora Ltd .
* Author : AngeloGioacchino Del Regno < angelogioacchino . delregno @ collabora . com >
*/
# include <dt-bindings/clock/mt8173-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 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_DUMMY ( CLK_DUMMY , " venc_dummy " ) ,
GATE_VENC ( CLK_VENC_CKE0 , " venc_cke0 " , " mm_sel " , 0 ) ,
GATE_VENC ( CLK_VENC_CKE1 , " venc_cke1 " , " venc_sel " , 4 ) ,
GATE_VENC ( CLK_VENC_CKE2 , " venc_cke2 " , " venc_sel " , 8 ) ,
GATE_VENC ( CLK_VENC_CKE3 , " venc_cke3 " , " venc_sel " , 12 ) ,
} ;
static const struct mtk_gate venclt_clks [ ] = {
GATE_DUMMY ( CLK_DUMMY , " venclt_dummy " ) ,
GATE_VENC ( CLK_VENCLT_CKE0 , " venclt_cke0 " , " mm_sel " , 0 ) ,
GATE_VENC ( CLK_VENCLT_CKE1 , " venclt_cke1 " , " venclt_sel " , 4 ) ,
} ;
static const struct mtk_clk_desc venc_desc = {
. clks = venc_clks ,
. num_clks = ARRAY_SIZE ( venc_clks ) ,
} ;
static const struct mtk_clk_desc venc_lt_desc = {
. clks = venclt_clks ,
. num_clks = ARRAY_SIZE ( venclt_clks ) ,
} ;
static const struct of_device_id of_match_clk_mt8173_vencsys [ ] = {
{ . compatible = " mediatek,mt8173-vencsys " , . data = & venc_desc } ,
{ . compatible = " mediatek,mt8173-vencltsys " , . data = & venc_lt_desc } ,
{ /* sentinel */ }
} ;
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MODULE_DEVICE_TABLE ( of , of_match_clk_mt8173_vencsys ) ;
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static struct platform_driver clk_mt8173_vencsys_drv = {
. driver = {
. name = " clk-mt8173-vencsys " ,
. of_match_table = of_match_clk_mt8173_vencsys ,
} ,
. probe = mtk_clk_simple_probe ,
. remove = mtk_clk_simple_remove ,
} ;
module_platform_driver ( clk_mt8173_vencsys_drv ) ;
MODULE_DESCRIPTION ( " MediaTek MT8173 vencsys clocks driver " ) ;
MODULE_LICENSE ( " GPL " ) ;