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path: root/drivers/clk/mediatek/clk-mt2712-bdp.c
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Diffstat (limited to 'drivers/clk/mediatek/clk-mt2712-bdp.c')
-rw-r--r--drivers/clk/mediatek/clk-mt2712-bdp.c78
1 files changed, 78 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt2712-bdp.c b/drivers/clk/mediatek/clk-mt2712-bdp.c
new file mode 100644
index 000000000..5e668651d
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt2712-bdp.c
@@ -0,0 +1,78 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2017 MediaTek Inc.
+ * Author: Weiyi Lu <weiyi.lu@mediatek.com>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt2712-clk.h>
+
+static const struct mtk_gate_regs bdp_cg_regs = {
+ .set_ofs = 0x100,
+ .clr_ofs = 0x100,
+ .sta_ofs = 0x100,
+};
+
+#define GATE_BDP(_id, _name, _parent, _shift) \
+ GATE_MTK(_id, _name, _parent, &bdp_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr)
+
+static const struct mtk_gate bdp_clks[] = {
+ GATE_BDP(CLK_BDP_BRIDGE_B, "bdp_bridge_b", "mm_sel", 0),
+ GATE_BDP(CLK_BDP_BRIDGE_DRAM, "bdp_bridge_d", "mm_sel", 1),
+ GATE_BDP(CLK_BDP_LARB_DRAM, "bdp_larb_d", "mm_sel", 2),
+ GATE_BDP(CLK_BDP_WR_CHANNEL_VDI_PXL, "bdp_vdi_pxl", "tvd_sel", 3),
+ GATE_BDP(CLK_BDP_WR_CHANNEL_VDI_DRAM, "bdp_vdi_d", "mm_sel", 4),
+ GATE_BDP(CLK_BDP_WR_CHANNEL_VDI_B, "bdp_vdi_b", "mm_sel", 5),
+ GATE_BDP(CLK_BDP_MT_B, "bdp_fmt_b", "mm_sel", 9),
+ GATE_BDP(CLK_BDP_DISPFMT_27M, "bdp_27m", "di_sel", 10),
+ GATE_BDP(CLK_BDP_DISPFMT_27M_VDOUT, "bdp_27m_vdout", "di_sel", 11),
+ GATE_BDP(CLK_BDP_DISPFMT_27_74_74, "bdp_27_74_74", "di_sel", 12),
+ GATE_BDP(CLK_BDP_DISPFMT_2FS, "bdp_2fs", "di_sel", 13),
+ GATE_BDP(CLK_BDP_DISPFMT_2FS_2FS74_148, "bdp_2fs74_148", "di_sel", 14),
+ GATE_BDP(CLK_BDP_DISPFMT_B, "bdp_b", "mm_sel", 15),
+ GATE_BDP(CLK_BDP_VDO_DRAM, "bdp_vdo_d", "mm_sel", 16),
+ GATE_BDP(CLK_BDP_VDO_2FS, "bdp_vdo_2fs", "di_sel", 17),
+ GATE_BDP(CLK_BDP_VDO_B, "bdp_vdo_b", "mm_sel", 18),
+ GATE_BDP(CLK_BDP_WR_CHANNEL_DI_PXL, "bdp_di_pxl", "di_sel", 19),
+ GATE_BDP(CLK_BDP_WR_CHANNEL_DI_DRAM, "bdp_di_d", "mm_sel", 20),
+ GATE_BDP(CLK_BDP_WR_CHANNEL_DI_B, "bdp_di_b", "mm_sel", 21),
+ GATE_BDP(CLK_BDP_NR_AGENT, "bdp_nr_agent", "nr_sel", 22),
+ GATE_BDP(CLK_BDP_NR_DRAM, "bdp_nr_d", "mm_sel", 23),
+ GATE_BDP(CLK_BDP_NR_B, "bdp_nr_b", "mm_sel", 24),
+ GATE_BDP(CLK_BDP_BRIDGE_RT_B, "bdp_bridge_rt_b", "mm_sel", 25),
+ GATE_BDP(CLK_BDP_BRIDGE_RT_DRAM, "bdp_bridge_rt_d", "mm_sel", 26),
+ GATE_BDP(CLK_BDP_LARB_RT_DRAM, "bdp_larb_rt_d", "mm_sel", 27),
+ GATE_BDP(CLK_BDP_TVD_TDC, "bdp_tvd_tdc", "mm_sel", 28),
+ GATE_BDP(CLK_BDP_TVD_54, "bdp_tvd_clk_54", "tvd_sel", 29),
+ GATE_BDP(CLK_BDP_TVD_CBUS, "bdp_tvd_cbus", "mm_sel", 30),
+};
+
+static const struct mtk_clk_desc bdp_desc = {
+ .clks = bdp_clks,
+ .num_clks = ARRAY_SIZE(bdp_clks),
+};
+
+static const struct of_device_id of_match_clk_mt2712_bdp[] = {
+ {
+ .compatible = "mediatek,mt2712-bdpsys",
+ .data = &bdp_desc,
+ }, {
+ /* sentinel */
+ }
+};
+
+static struct platform_driver clk_mt2712_bdp_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt2712-bdp",
+ .of_match_table = of_match_clk_mt2712_bdp,
+ },
+};
+
+builtin_platform_driver(clk_mt2712_bdp_drv);