Add pericfg clocks for MT8183, it's used when support USB
remote wakeup
Cc: Weiyi Lu <weiyi.lu@xxxxxxxxxxxx>
Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
---
v2:
use GATE_MTK to define GATE_PERI suggested by Weiyi
---
drivers/clk/mediatek/clk-mt8183.c | 30 ++++++++++++++++++++++++++
include/dt-bindings/clock/mt8183-clk.h | 4 ++++
2 files changed, 34 insertions(+)
diff --git a/drivers/clk/mediatek/clk-mt8183.c b/drivers/clk/mediatek/clk-mt8183.c
index 1aa5f4059251..f3765bbdbe85 100644
--- a/drivers/clk/mediatek/clk-mt8183.c
+++ b/drivers/clk/mediatek/clk-mt8183.c
@@ -999,6 +999,20 @@ static const struct mtk_gate infra_clks[] = {
"msdc50_0_sel", 24),
};
+static const struct mtk_gate_regs peri_cg_regs = {
+ .set_ofs = 0x20c,
+ .clr_ofs = 0x20c,
+ .sta_ofs = 0x20c,
+};
+
+#define GATE_PERI(_id, _name, _parent, _shift) \
+ GATE_MTK(_id, _name, _parent, &peri_cg_regs, _shift, \
+ &mtk_clk_gate_ops_no_setclr_inv)
+
+static const struct mtk_gate peri_clks[] = {
+ GATE_PERI(CLK_PERI_AXI, "peri_axi", "axi_sel", 31),
+};
+
static const struct mtk_gate_regs apmixed_cg_regs = {
.set_ofs = 0x20,
.clr_ofs = 0x20,
@@ -1194,6 +1208,19 @@ static int clk_mt8183_infra_probe(struct platform_device *pdev)
return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
}
+static int clk_mt8183_peri_probe(struct platform_device *pdev)
+{
+ struct clk_onecell_data *clk_data;
+ struct device_node *node = pdev->dev.of_node;
+
+ clk_data = mtk_alloc_clk_data(CLK_PERI_NR_CLK);
+
+ mtk_clk_register_gates(node, peri_clks, ARRAY_SIZE(peri_clks),
+ clk_data);
+
+ return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+}
+
static int clk_mt8183_mcu_probe(struct platform_device *pdev)
{
struct clk_onecell_data *clk_data;
@@ -1223,6 +1250,9 @@ static const struct of_device_id of_match_clk_mt8183[] = {
}, {
.compatible = "mediatek,mt8183-infracfg",
.data = clk_mt8183_infra_probe,
+ }, {
+ .compatible = "mediatek,mt8183-pericfg",
+ .data = clk_mt8183_peri_probe,
}, {
.compatible = "mediatek,mt8183-mcucfg",
.data = clk_mt8183_mcu_probe,
diff --git a/include/dt-bindings/clock/mt8183-clk.h b/include/dt-bindings/clock/mt8183-clk.h
index 0046506eb24c..a7b470b0ec8a 100644
--- a/include/dt-bindings/clock/mt8183-clk.h
+++ b/include/dt-bindings/clock/mt8183-clk.h
@@ -284,6 +284,10 @@
#define CLK_INFRA_FBIST2FPC 100
#define CLK_INFRA_NR_CLK 101
+/* PERICFG */
+#define CLK_PERI_AXI 0
+#define CLK_PERI_NR_CLK 1
+
/* MFGCFG */
#define CLK_MFG_BG3D 0
#define CLK_MFG_NR_CLK 1
--
2.23.0
