diff options
Diffstat (limited to 'drivers/clk/renesas/rcar-gen3-cpg.h')
| -rw-r--r-- | drivers/clk/renesas/rcar-gen3-cpg.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/clk/renesas/rcar-gen3-cpg.h b/drivers/clk/renesas/rcar-gen3-cpg.h new file mode 100644 index 0000000000..2f410df42a --- /dev/null +++ b/drivers/clk/renesas/rcar-gen3-cpg.h @@ -0,0 +1,60 @@ +/* + * 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_RPC, + CLK_TYPE_GEN3_R, + CLK_TYPE_GEN3_PE, + CLK_TYPE_GEN3_Z2, +}; + +#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_PE(_name, _id, _parent_sscg, _div_sscg, _parent_clean, \ + _div_clean) \ + DEF_BASE(_name, _id, CLK_TYPE_FF, \ + (_parent_clean), .div = (_div_clean), 1) + +struct rcar_gen3_cpg_pll_config { + u8 extal_div; + u8 pll1_mult; + u8 pll1_div; + u8 pll3_mult; + u8 pll3_div; +}; + +#define CPG_RCKCR 0x240 + +struct gen3_clk_priv { + void __iomem *base; + struct cpg_mssr_info *info; + struct clk clk_extal; + struct clk clk_extalr; + 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 |