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CLK: TI: APLL: add support for omap2 aplls

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This patch adds support for omap2 type aplls, which have gating and
autoidle functionality.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
This commit is contained in:
Tero Kristo
2014-02-24 16:06:34 +02:00
parent aa76fcf473
commit 4d008589e2
4 changed files with 220 additions and 17 deletions
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21
include/linux/clk/ti.h
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@@ -94,7 +94,26 @@ struct dpll_data {
u8 flags;
};
struct clk_hw_omap_ops;
struct clk_hw_omap;
/**
* struct clk_hw_omap_ops - OMAP clk ops
* @find_idlest: find idlest register information for a clock
* @find_companion: find companion clock register information for a clock,
* basically converts CM_ICLKEN* <-> CM_FCLKEN*
* @allow_idle: enables autoidle hardware functionality for a clock
* @deny_idle: prevent autoidle hardware functionality for a clock
*/
struct clk_hw_omap_ops {
void (*find_idlest)(struct clk_hw_omap *oclk,
void __iomem **idlest_reg,
u8 *idlest_bit, u8 *idlest_val);
void (*find_companion)(struct clk_hw_omap *oclk,
void __iomem **other_reg,
u8 *other_bit);
void (*allow_idle)(struct clk_hw_omap *oclk);
void (*deny_idle)(struct clk_hw_omap *oclk);
};
/**
* struct clk_hw_omap - OMAP struct clk