diff options
Diffstat (limited to 'drivers/clk/mediatek/clk-mt8192-mm.c')
| -rw-r--r-- | drivers/clk/mediatek/clk-mt8192-mm.c | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt8192-mm.c b/drivers/clk/mediatek/clk-mt8192-mm.c new file mode 100644 index 0000000000..b294184c51 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8192-mm.c @@ -0,0 +1,103 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2021 MediaTek Inc. +// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com> + +#include <linux/clk-provider.h> +#include <linux/platform_device.h> + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include <dt-bindings/clock/mt8192-clk.h> + +static const struct mtk_gate_regs mm0_cg_regs = { + .set_ofs = 0x104, + .clr_ofs = 0x108, + .sta_ofs = 0x100, +}; + +static const struct mtk_gate_regs mm1_cg_regs = { + .set_ofs = 0x114, + .clr_ofs = 0x118, + .sta_ofs = 0x110, +}; + +static const struct mtk_gate_regs mm2_cg_regs = { + .set_ofs = 0x1a4, + .clr_ofs = 0x1a8, + .sta_ofs = 0x1a0, +}; + +#define GATE_MM0(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &mm0_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +#define GATE_MM1(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &mm1_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +#define GATE_MM2(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &mm2_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +static const struct mtk_gate mm_clks[] = { + /* MM0 */ + GATE_MM0(CLK_MM_DISP_MUTEX0, "mm_disp_mutex0", "disp_sel", 0), + GATE_MM0(CLK_MM_DISP_CONFIG, "mm_disp_config", "disp_sel", 1), + GATE_MM0(CLK_MM_DISP_OVL0, "mm_disp_ovl0", "disp_sel", 2), + GATE_MM0(CLK_MM_DISP_RDMA0, "mm_disp_rdma0", "disp_sel", 3), + GATE_MM0(CLK_MM_DISP_OVL0_2L, "mm_disp_ovl0_2l", "disp_sel", 4), + GATE_MM0(CLK_MM_DISP_WDMA0, "mm_disp_wdma0", "disp_sel", 5), + GATE_MM0(CLK_MM_DISP_UFBC_WDMA0, "mm_disp_ufbc_wdma0", "disp_sel", 6), + GATE_MM0(CLK_MM_DISP_RSZ0, "mm_disp_rsz0", "disp_sel", 7), + GATE_MM0(CLK_MM_DISP_AAL0, "mm_disp_aal0", "disp_sel", 8), + GATE_MM0(CLK_MM_DISP_CCORR0, "mm_disp_ccorr0", "disp_sel", 9), + GATE_MM0(CLK_MM_DISP_DITHER0, "mm_disp_dither0", "disp_sel", 10), + GATE_MM0(CLK_MM_SMI_INFRA, "mm_smi_infra", "disp_sel", 11), + GATE_MM0(CLK_MM_DISP_GAMMA0, "mm_disp_gamma0", "disp_sel", 12), + GATE_MM0(CLK_MM_DISP_POSTMASK0, "mm_disp_postmask0", "disp_sel", 13), + GATE_MM0(CLK_MM_DISP_DSC_WRAP0, "mm_disp_dsc_wrap0", "disp_sel", 14), + GATE_MM0(CLK_MM_DSI0, "mm_dsi0", "disp_sel", 15), + GATE_MM0(CLK_MM_DISP_COLOR0, "mm_disp_color0", "disp_sel", 16), + GATE_MM0(CLK_MM_SMI_COMMON, "mm_smi_common", "disp_sel", 17), + GATE_MM0(CLK_MM_DISP_FAKE_ENG0, "mm_disp_fake_eng0", "disp_sel", 18), + GATE_MM0(CLK_MM_DISP_FAKE_ENG1, "mm_disp_fake_eng1", "disp_sel", 19), + GATE_MM0(CLK_MM_MDP_TDSHP4, "mm_mdp_tdshp4", "disp_sel", 20), + GATE_MM0(CLK_MM_MDP_RSZ4, "mm_mdp_rsz4", "disp_sel", 21), + GATE_MM0(CLK_MM_MDP_AAL4, "mm_mdp_aal4", "disp_sel", 22), + GATE_MM0(CLK_MM_MDP_HDR4, "mm_mdp_hdr4", "disp_sel", 23), + GATE_MM0(CLK_MM_MDP_RDMA4, "mm_mdp_rdma4", "disp_sel", 24), + GATE_MM0(CLK_MM_MDP_COLOR4, "mm_mdp_color4", "disp_sel", 25), + GATE_MM0(CLK_MM_DISP_Y2R0, "mm_disp_y2r0", "disp_sel", 26), + GATE_MM0(CLK_MM_SMI_GALS, "mm_smi_gals", "disp_sel", 27), + GATE_MM0(CLK_MM_DISP_OVL2_2L, "mm_disp_ovl2_2l", "disp_sel", 28), + GATE_MM0(CLK_MM_DISP_RDMA4, "mm_disp_rdma4", "disp_sel", 29), + GATE_MM0(CLK_MM_DISP_DPI0, "mm_disp_dpi0", "disp_sel", 30), + /* MM1 */ + GATE_MM1(CLK_MM_SMI_IOMMU, "mm_smi_iommu", "disp_sel", 0), + /* MM2 */ + GATE_MM2(CLK_MM_DSI_DSI0, "mm_dsi_dsi0", "disp_sel", 0), + GATE_MM2(CLK_MM_DPI_DPI0, "mm_dpi_dpi0", "dpi_sel", 8), + GATE_MM2(CLK_MM_26MHZ, "mm_26mhz", "clk26m", 24), + GATE_MM2(CLK_MM_32KHZ, "mm_32khz", "clk32k", 25), +}; + +static const struct mtk_clk_desc mm_desc = { + .clks = mm_clks, + .num_clks = ARRAY_SIZE(mm_clks), +}; + +static const struct platform_device_id clk_mt8192_mm_id_table[] = { + { .name = "clk-mt8192-mm", .driver_data = (kernel_ulong_t)&mm_desc }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(platform, clk_mt8192_mm_id_table); + +static struct platform_driver clk_mt8192_mm_drv = { + .probe = mtk_clk_pdev_probe, + .remove_new = mtk_clk_pdev_remove, + .driver = { + .name = "clk-mt8192-mm", + }, + .id_table = clk_mt8192_mm_id_table, +}; +module_platform_driver(clk_mt8192_mm_drv); +MODULE_LICENSE("GPL"); |