diff options
Diffstat (limited to 'drivers/clk/mediatek/clk-mt2701-g3d.c')
-rw-r--r-- | drivers/clk/mediatek/clk-mt2701-g3d.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt2701-g3d.c b/drivers/clk/mediatek/clk-mt2701-g3d.c new file mode 100644 index 0000000000..d25687f6c9 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt2701-g3d.c @@ -0,0 +1,60 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2018 MediaTek Inc. + * Author: Sean Wang <sean.wang@mediatek.com> + * + */ + +#include <linux/clk-provider.h> +#include <linux/mod_devicetable.h> +#include <linux/platform_device.h> + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include <dt-bindings/clock/mt2701-clk.h> + +#define GATE_G3D(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &g3d_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +static const struct mtk_gate_regs g3d_cg_regs = { + .sta_ofs = 0x0, + .set_ofs = 0x4, + .clr_ofs = 0x8, +}; + +static const struct mtk_gate g3d_clks[] = { + GATE_DUMMY(CLK_DUMMY, "g3d_dummy"), + GATE_G3D(CLK_G3DSYS_CORE, "g3d_core", "mfg_sel", 0), +}; + +static u16 rst_ofs[] = { 0xc, }; + +static const struct mtk_clk_rst_desc clk_rst_desc = { + .version = MTK_RST_SIMPLE, + .rst_bank_ofs = rst_ofs, + .rst_bank_nr = ARRAY_SIZE(rst_ofs), +}; + +static const struct mtk_clk_desc g3d_desc = { + .clks = g3d_clks, + .num_clks = ARRAY_SIZE(g3d_clks), + .rst_desc = &clk_rst_desc, +}; + +static const struct of_device_id of_match_clk_mt2701_g3d[] = { + { .compatible = "mediatek,mt2701-g3dsys", .data = &g3d_desc }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, of_match_clk_mt2701_g3d); + +static struct platform_driver clk_mt2701_g3d_drv = { + .probe = mtk_clk_simple_probe, + .remove_new = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt2701-g3d", + .of_match_table = of_match_clk_mt2701_g3d, + }, +}; +module_platform_driver(clk_mt2701_g3d_drv); +MODULE_LICENSE("GPL"); |