diff options
| author |   Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> | 2016-11-09 00:17:25 +0300 |
|---|---|---|
| committer |   Geert Uytterhoeven <geert+renesas@glider.be> | 2016-11-10 15:29:25 +0100 |
| commit | 468389357480f21febb0edfd1482d0fc8f885808 (patch) | |
| tree | b8afd677a39087925d399cff493655dbd1d6eb33 /drivers/clk/renesas/rcar-gen2-cpg.h | |
| parent | clk: renesas: r8a7795: Fix HDMI parent clock (diff) | |
| download | linux-dev-468389357480f21febb0edfd1482d0fc8f885808.tar.xz linux-dev-468389357480f21febb0edfd1482d0fc8f885808.zip | |
clk: renesas: cpg-mssr: Add common R-Car Gen2 support
Add the common R-Car Gen2 (and RZ/G) Clock Pulse Generator / Module
Standby and Software Reset support code, using the CPG/MSSR driver
core.
Based on the proof-of-concept R8A7791 CPG/MSSR patch by Geert
Uytterhoeven <geert+renesas@glider.be>.
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'drivers/clk/renesas/rcar-gen2-cpg.h')
| -rw-r--r-- | drivers/clk/renesas/rcar-gen2-cpg.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/clk/renesas/rcar-gen2-cpg.h b/drivers/clk/renesas/rcar-gen2-cpg.h new file mode 100644 index 000000000000..9eba07ff8b11 --- /dev/null +++ b/drivers/clk/renesas/rcar-gen2-cpg.h @@ -0,0 +1,43 @@ +/* + * R-Car Gen2 Clock Pulse Generator + * + * Copyright (C) 2016 Cogent Embedded Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation; version 2 of the License. + */ + +#ifndef __CLK_RENESAS_RCAR_GEN2_CPG_H__ +#define __CLK_RENESAS_RCAR_GEN2_CPG_H__ + +enum rcar_gen2_clk_types { + CLK_TYPE_GEN2_MAIN = CLK_TYPE_CUSTOM, + CLK_TYPE_GEN2_PLL0, + CLK_TYPE_GEN2_PLL1, + CLK_TYPE_GEN2_PLL3, + CLK_TYPE_GEN2_Z, + CLK_TYPE_GEN2_LB, + CLK_TYPE_GEN2_ADSP, + CLK_TYPE_GEN2_SDH, + CLK_TYPE_GEN2_SD0, + CLK_TYPE_GEN2_SD1, + CLK_TYPE_GEN2_QSPI, + CLK_TYPE_GEN2_RCAN, +}; + +struct rcar_gen2_cpg_pll_config { + unsigned int extal_div; + unsigned int pll1_mult; + unsigned int pll3_mult; + unsigned int pll0_mult; /* leave as zero if PLL0CR exists */ +}; + +struct clk *rcar_gen2_cpg_clk_register(struct device *dev, + const struct cpg_core_clk *core, + const struct cpg_mssr_info *info, + struct clk **clks, void __iomem *base); +int rcar_gen2_cpg_init(const struct rcar_gen2_cpg_pll_config *config, + unsigned int pll0_div, u32 mode); + +#endif |