drivers/clk/renesas/rcar-gen2-cpg.h

   1 /*
   2  * R-Car Gen2 Clock Pulse Generator
   3  *
   4  * Copyright (C) 2016 Cogent Embedded Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 as published
   8  * by the Free Software Foundation; version 2 of the License.
   9  */
  10
  11 #ifndef __CLK_RENESAS_RCAR_GEN2_CPG_H__
  12 #define __CLK_RENESAS_RCAR_GEN2_CPG_H__
  13
  14 enum rcar_gen2_clk_types {
  15         CLK_TYPE_GEN2_MAIN = CLK_TYPE_CUSTOM,
  16         CLK_TYPE_GEN2_PLL0,
  17         CLK_TYPE_GEN2_PLL1,
  18         CLK_TYPE_GEN2_PLL3,
  19         CLK_TYPE_GEN2_Z,
  20         CLK_TYPE_GEN2_LB,
  21         CLK_TYPE_GEN2_ADSP,
  22         CLK_TYPE_GEN2_SDH,
  23         CLK_TYPE_GEN2_SD0,
  24         CLK_TYPE_GEN2_SD1,
  25         CLK_TYPE_GEN2_QSPI,
  26         CLK_TYPE_GEN2_RCAN,
  27 };
  28
  29 struct rcar_gen2_cpg_pll_config {
  30         unsigned int extal_div;
  31         unsigned int pll1_mult;
  32         unsigned int pll3_mult;
  33         unsigned int pll0_mult;         /* leave as zero if PLL0CR exists */
  34 };
  35
  36 struct gen2_clk_priv {
  37         void __iomem            *base;
  38         struct cpg_mssr_info    *info;
  39         struct clk              clk_extal;
  40         struct clk              clk_extal_usb;
  41         const struct rcar_gen2_cpg_pll_config *cpg_pll_config;
  42 };
  43
  44 int gen2_clk_probe(struct udevice *dev);
  45 int gen2_clk_remove(struct udevice *dev);
  46
  47 extern const struct clk_ops gen2_clk_ops;
  48
  49 #endif