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authorTero Kristo <t-kristo@ti.com>2013-09-09 16:46:45 +0400
committerMike Turquette <mturquette@linaro.org>2014-01-18 00:35:01 +0400
commit975e15487d5abfd5f33fea9c1ba0b987604f0d0f (patch)
tree6578c984956a1ed41077669c9eb88696be2f616c /include/linux/clk
parentb1a07b478b63f0a8f971b3a82ce34a67a9324547 (diff)
downloadlinux-975e15487d5abfd5f33fea9c1ba0b987604f0d0f.tar.xz
clk: ti: add composite clock support
This is a multipurpose clock node, which contains support for multiple sub-clocks. Uses basic composite clock type to implement the actual functionality, and TI specific gate, mux and divider clocks. Signed-off-by: Tero Kristo <t-kristo@ti.com> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Mike Turquette <mturquette@linaro.org>
Diffstat (limited to 'include/linux/clk')
-rw-r--r--include/linux/clk/ti.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/clk/ti.h b/include/linux/clk/ti.h
index ca38ee3620b1..c8c591dd3261 100644
--- a/include/linux/clk/ti.h
+++ b/include/linux/clk/ti.h
@@ -164,6 +164,14 @@ struct clk_hw_omap {
/* DPLL Type and DCO Selection Flags */
#define DPLL_J_TYPE 0x1
+/* Composite clock component types */
+enum {
+ CLK_COMPONENT_TYPE_GATE = 0,
+ CLK_COMPONENT_TYPE_DIVIDER,
+ CLK_COMPONENT_TYPE_MUX,
+ CLK_COMPONENT_TYPE_MAX,
+};
+
/**
* struct ti_dt_clk - OMAP DT clock alias declarations
* @lk: clock lookup definition
@@ -236,6 +244,9 @@ unsigned long omap3_clkoutx2_recalc(struct clk_hw *hw,
unsigned long parent_rate);
int omap3_dpll4_set_rate(struct clk_hw *clk, unsigned long rate,
unsigned long parent_rate);
+int omap2_dflt_clk_enable(struct clk_hw *hw);
+void omap2_dflt_clk_disable(struct clk_hw *hw);
+int omap2_dflt_clk_is_enabled(struct clk_hw *hw);
void __iomem *ti_clk_get_reg_addr(struct device_node *node, int index);
void ti_dt_clocks_register(struct ti_dt_clk *oclks);
@@ -243,6 +254,7 @@ void ti_dt_clk_init_provider(struct device_node *np, int index);
int ti_clk_retry_init(struct device_node *node, struct clk_hw *hw,
ti_of_clk_init_cb_t func);
int of_ti_clk_autoidle_setup(struct device_node *node);
+int ti_clk_add_component(struct device_node *node, struct clk_hw *hw, int type);
#ifdef CONFIG_OF
void of_ti_clk_allow_autoidle_all(void);