GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/bootloader/u-boot-2020.01/drivers/clk/renesas/rcar-gen3-cpg.h

@@ -0,0 +1,86 @@
+/*
+ * R-Car Gen3 Clock Pulse Generator
+ *
+ * Copyright (C) 2015-2016 Glider bvba
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ */
+
+#ifndef __CLK_RENESAS_RCAR_GEN3_CPG_H__
+#define __CLK_RENESAS_RCAR_GEN3_CPG_H__
+
+enum rcar_gen3_clk_types {
+	CLK_TYPE_GEN3_MAIN = CLK_TYPE_CUSTOM,
+	CLK_TYPE_GEN3_PLL0,
+	CLK_TYPE_GEN3_PLL1,
+	CLK_TYPE_GEN3_PLL2,
+	CLK_TYPE_GEN3_PLL3,
+	CLK_TYPE_GEN3_PLL4,
+	CLK_TYPE_GEN3_SD,
+	CLK_TYPE_GEN3_R,
+	CLK_TYPE_GEN3_MDSEL,	/* Select parent/divider using mode pin */
+	CLK_TYPE_GEN3_Z,
+	CLK_TYPE_GEN3_Z2,
+	CLK_TYPE_GEN3_OSC,	/* OSC EXTAL predivider and fixed divider */
+	CLK_TYPE_GEN3_RCKSEL,	/* Select parent/divider using RCKCR.CKSEL */
+	CLK_TYPE_GEN3_RPCSRC,
+	CLK_TYPE_GEN3_RPC,
+	CLK_TYPE_GEN3_RPCD2,
+
+	/* SoC specific definitions start here */
+	CLK_TYPE_GEN3_SOC_BASE,
+};
+
+#define DEF_GEN3_SD(_name, _id, _parent, _offset)	\
+	DEF_BASE(_name, _id, CLK_TYPE_GEN3_SD, _parent, .offset = _offset)
+
+#define DEF_GEN3_RPC(_name, _id, _parent, _offset)	\
+	DEF_BASE(_name, _id, CLK_TYPE_GEN3_RPC, _parent, .offset = _offset)
+
+#define DEF_GEN3_MDSEL(_name, _id, _md, _parent0, _div0, _parent1, _div1) \
+	DEF_BASE(_name, _id, CLK_TYPE_GEN3_MDSEL,	\
+		 (_parent0) << 16 | (_parent1),		\
+		 .div = (_div0) << 16 | (_div1), .offset = _md)
+
+#define DEF_GEN3_PE(_name, _id, _parent_sscg, _div_sscg, _parent_clean, \
+		    _div_clean) \
+	DEF_GEN3_MDSEL(_name, _id, 12, _parent_sscg, _div_sscg,	\
+		       _parent_clean, _div_clean)
+
+#define DEF_GEN3_OSC(_name, _id, _parent, _div)		\
+	DEF_BASE(_name, _id, CLK_TYPE_GEN3_OSC, _parent, .div = _div)
+
+#define DEF_GEN3_RCKSEL(_name, _id, _parent0, _div0, _parent1, _div1) \
+	DEF_BASE(_name, _id, CLK_TYPE_GEN3_RCKSEL,	\
+		 (_parent0) << 16 | (_parent1),	.div = (_div0) << 16 | (_div1))
+
+
+struct rcar_gen3_cpg_pll_config {
+	u8 extal_div;
+	u8 pll1_mult;
+	u8 pll1_div;
+	u8 pll3_mult;
+	u8 pll3_div;
+	u8 osc_prediv;
+};
+
+#define CPG_RPCCKCR	0x238
+#define CPG_RCKCR	0x240
+
+struct gen3_clk_priv {
+	void __iomem		*base;
+	struct cpg_mssr_info	*info;
+	struct clk		clk_extal;
+	struct clk		clk_extalr;
+	bool			sscg;
+	const struct rcar_gen3_cpg_pll_config *cpg_pll_config;
+};
+
+int gen3_clk_probe(struct udevice *dev);
+int gen3_clk_remove(struct udevice *dev);
+
+extern const struct clk_ops gen3_clk_ops;
+
+#endif