Add MT8195 wpesys clock controllers which provide clock gate
control in Wrapping Engine.
Signed-off-by: Chun-Jie Chen <chun-jie.chen@xxxxxxxxxxxx>
---
drivers/clk/mediatek/Makefile | 2 +-
drivers/clk/mediatek/clk-mt8195-wpe.c | 143 ++++++++++++++++++++++++++
2 files changed, 144 insertions(+), 1 deletion(-)
create mode 100644 drivers/clk/mediatek/clk-mt8195-wpe.c
diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile
index 402a809ff6ac..dfe7047c6795 100644
--- a/drivers/clk/mediatek/Makefile
+++ b/drivers/clk/mediatek/Makefile
@@ -83,6 +83,6 @@ obj-$(CONFIG_COMMON_CLK_MT8192_VENCSYS) += clk-mt8192-venc.o
obj-$(CONFIG_COMMON_CLK_MT8195) += clk-mt8195-apmixedsys.o clk-mt8195-topckgen.o clk-mt8195-peri_ao.o clk-mt8195-infra_ao.o clk-mt8195-cam.o \
clk-mt8195-ccu.o clk-mt8195-img.o clk-mt8195-ipe.o clk-mt8195-mfg.o clk-mt8195-scp_adsp.o \
clk-mt8195-vdec.o clk-mt8195-vdo0.o clk-mt8195-vdo1.o clk-mt8195-venc.o clk-mt8195-vpp0.o \
- clk-mt8195-vpp1.o
+ clk-mt8195-vpp1.o clk-mt8195-wpe.o
obj-$(CONFIG_COMMON_CLK_MT8516) += clk-mt8516.o
obj-$(CONFIG_COMMON_CLK_MT8516_AUDSYS) += clk-mt8516-aud.o
diff --git a/drivers/clk/mediatek/clk-mt8195-wpe.c b/drivers/clk/mediatek/clk-mt8195-wpe.c
new file mode 100644
index 000000000000..7e92a3cab497
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8195-wpe.c
@@ -0,0 +1,143 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+//
+// Copyright (c) 2021 MediaTek Inc.
+// Author: Chun-Jie Chen <chun-jie.chen@xxxxxxxxxxxx>
+
+#include "clk-gate.h"
+#include "clk-mtk.h"
+
+#include <dt-bindings/clock/mt8195-clk.h>
+#include <linux/clk-provider.h>
+#include <linux/platform_device.h>
+
+static const struct mtk_gate_regs wpe_cg_regs = {
+ .set_ofs = 0x0,
+ .clr_ofs = 0x0,
+ .sta_ofs = 0x0,
+};
+
+static const struct mtk_gate_regs wpe_vpp0_cg_regs = {
+ .set_ofs = 0x58,
+ .clr_ofs = 0x58,
+ .sta_ofs = 0x58,
+};
+
+static const struct mtk_gate_regs wpe_vpp1_cg_regs = {
+ .set_ofs = 0x5c,
+ .clr_ofs = 0x5c,
+ .sta_ofs = 0x5c,
+};
+
+#define GATE_WPE(_id, _name, _parent, _shift) \
+ GATE_MTK(_id, _name, _parent, &wpe_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)
+
+#define GATE_WPE_VPP0(_id, _name, _parent, _shift) \
+ GATE_MTK(_id, _name, _parent, &wpe_vpp0_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)
+
+#define GATE_WPE_VPP1(_id, _name, _parent, _shift) \
+ GATE_MTK(_id, _name, _parent, &wpe_vpp1_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)
+
+static const struct mtk_gate wpe_clks[] = {
+ GATE_WPE(CLK_WPE_VPP0, "wpe_vpp0", "top_wpe_vpp", 16),
+ GATE_WPE(CLK_WPE_VPP1, "wpe_vpp1", "top_wpe_vpp", 17),
+ GATE_WPE(CLK_WPE_SMI_LARB7, "wpe_smi_larb7", "top_wpe_vpp", 18),
+ GATE_WPE(CLK_WPE_SMI_LARB8, "wpe_smi_larb8", "top_wpe_vpp", 19),
+ GATE_WPE(CLK_WPE_EVENT_TX, "wpe_event_tx", "top_wpe_vpp", 20),
+ GATE_WPE(CLK_WPE_SMI_LARB7_P, "wpe_smi_larb7_p", "top_wpe_vpp", 24),
+ GATE_WPE(CLK_WPE_SMI_LARB8_P, "wpe_smi_larb8_p", "top_wpe_vpp", 25),
+};
+
+static const struct mtk_gate wpe_vpp0_clks[] = {
+ /* WPE_VPP0 */
+ GATE_WPE_VPP0(CLK_WPE_VPP0_VGEN, "wpe_vpp0_vgen", "top_img", 0),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_EXT, "wpe_vpp0_ext", "top_img", 1),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_VFC, "wpe_vpp0_vfc", "top_img", 2),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_CACH0_TOP, "wpe_vpp0_cach0_top", "top_img", 3),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_CACH0_DMA, "wpe_vpp0_cach0_dma", "top_img", 4),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_CACH1_TOP, "wpe_vpp0_cach1_top", "top_img", 5),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_CACH1_DMA, "wpe_vpp0_cach1_dma", "top_img", 6),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_CACH2_TOP, "wpe_vpp0_cach2_top", "top_img", 7),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_CACH2_DMA, "wpe_vpp0_cach2_dma", "top_img", 8),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_CACH3_TOP, "wpe_vpp0_cach3_top", "top_img", 9),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_CACH3_DMA, "wpe_vpp0_cach3_dma", "top_img", 10),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_PSP, "wpe_vpp0_psp", "top_img", 11),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_PSP2, "wpe_vpp0_psp2", "top_img", 12),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_SYNC, "wpe_vpp0_sync", "top_img", 13),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_C24, "wpe_vpp0_c24", "top_img", 14),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_MDP_CROP, "wpe_vpp0_mdp_crop", "top_img", 15),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_ISP_CROP, "wpe_vpp0_isp_crop", "top_img", 16),
+ GATE_WPE_VPP0(CLK_WPE_VPP0_TOP, "wpe_vpp0_top", "top_img", 17),
+ /* WPE_VPP1 */
+ GATE_WPE_VPP1(CLK_WPE_VPP0_VECI, "wpe_vpp0_veci", "top_img", 0),
+ GATE_WPE_VPP1(CLK_WPE_VPP0_VEC2I, "wpe_vpp0_vec2i", "top_img", 1),
+ GATE_WPE_VPP1(CLK_WPE_VPP0_VEC3I, "wpe_vpp0_vec3i", "top_img", 2),
+ GATE_WPE_VPP1(CLK_WPE_VPP0_WPEO, "wpe_vpp0_wpeo", "top_img", 3),
+ GATE_WPE_VPP1(CLK_WPE_VPP0_MSKO, "wpe_vpp0_msko", "top_img", 4),
+};
+
+static const struct mtk_gate wpe_vpp1_clks[] = {
+ /* WPE_VPP0 */
+ GATE_WPE_VPP0(CLK_WPE_VPP1_VGEN, "wpe_vpp1_vgen", "top_img", 0),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_EXT, "wpe_vpp1_ext", "top_img", 1),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_VFC, "wpe_vpp1_vfc", "top_img", 2),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_CACH0_TOP, "wpe_vpp1_cach0_top", "top_img", 3),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_CACH0_DMA, "wpe_vpp1_cach0_dma", "top_img", 4),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_CACH1_TOP, "wpe_vpp1_cach1_top", "top_img", 5),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_CACH1_DMA, "wpe_vpp1_cach1_dma", "top_img", 6),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_CACH2_TOP, "wpe_vpp1_cach2_top", "top_img", 7),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_CACH2_DMA, "wpe_vpp1_cach2_dma", "top_img", 8),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_CACH3_TOP, "wpe_vpp1_cach3_top", "top_img", 9),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_CACH3_DMA, "wpe_vpp1_cach3_dma", "top_img", 10),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_PSP, "wpe_vpp1_psp", "top_img", 11),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_PSP2, "wpe_vpp1_psp2", "top_img", 12),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_SYNC, "wpe_vpp1_sync", "top_img", 13),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_C24, "wpe_vpp1_c24", "top_img", 14),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_MDP_CROP, "wpe_vpp1_mdp_crop", "top_img", 15),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_ISP_CROP, "wpe_vpp1_isp_crop", "top_img", 16),
+ GATE_WPE_VPP0(CLK_WPE_VPP1_TOP, "wpe_vpp1_top", "top_img", 17),
+ /* WPE_VPP1 */
+ GATE_WPE_VPP1(CLK_WPE_VPP1_VECI, "wpe_vpp1_veci", "top_img", 0),
+ GATE_WPE_VPP1(CLK_WPE_VPP1_VEC2I, "wpe_vpp1_vec2i", "top_img", 1),
+ GATE_WPE_VPP1(CLK_WPE_VPP1_VEC3I, "wpe_vpp1_vec3i", "top_img", 2),
+ GATE_WPE_VPP1(CLK_WPE_VPP1_WPEO, "wpe_vpp1_wpeo", "top_img", 3),
+ GATE_WPE_VPP1(CLK_WPE_VPP1_MSKO, "wpe_vpp1_msko", "top_img", 4),
+};
+
+static const struct mtk_clk_desc wpe_desc = {
+ .clks = wpe_clks,
+ .num_clks = ARRAY_SIZE(wpe_clks),
+};
+
+static const struct mtk_clk_desc wpe_vpp0_desc = {
+ .clks = wpe_vpp0_clks,
+ .num_clks = ARRAY_SIZE(wpe_vpp0_clks),
+};
+
+static const struct mtk_clk_desc wpe_vpp1_desc = {
+ .clks = wpe_vpp1_clks,
+ .num_clks = ARRAY_SIZE(wpe_vpp1_clks),
+};
+
+static const struct of_device_id of_match_clk_mt8195_wpe[] = {
+ {
+ .compatible = "mediatek,mt8195-wpesys",
+ .data = &wpe_desc,
+ }, {
+ .compatible = "mediatek,mt8195-wpesys_vpp0",
+ .data = &wpe_vpp0_desc,
+ }, {
+ .compatible = "mediatek,mt8195-wpesys_vpp1",
+ .data = &wpe_vpp1_desc,
+ }, {
+ /* sentinel */
+ }
+};
+
+static struct platform_driver clk_mt8195_wpe_drv = {
+ .probe = mtk_clk_simple_probe,
+ .driver = {
+ .name = "clk-mt8195-wpe",
+ .of_match_table = of_match_clk_mt8195_wpe,
+ },
+};
+builtin_platform_driver(clk_mt8195_wpe_drv);
--
2.18.0
