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CLK: TI: interface: add support for omap2430 specific interface clock

Browse source 
OMAP2430 I2CHS modules require specific hardware ops to be used, so added
a new compatible string for this.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
This commit is contained in:
Tero Kristo 2014-02-25 19:16:07 +02:00
parent 9fa160cb9f
commit de74257074
4 changed files with 14 additions and 1 deletions
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2
Documentation/devicetree/bindings/clock/ti/interface.txt
View file

@ -21,6 +21,8 @@ Required properties:
"ti,omap3-dss-interface-clock" - interface clock with DSS specific HW handling
"ti,omap3-ssi-interface-clock" - interface clock with SSI specific HW handling
"ti,am35xx-interface-clock" - interface clock with AM35xx specific HW handling
"ti,omap2430-interface-clock" - interface clock with OMAP2430 specific HW
handling
- #clock-cells : from common clock binding; shall be set to 0
- clocks : link to phandle of parent clock
- reg : base address for the control register

1
arch/arm/mach-omap2/clock.h
View file

@ -268,7 +268,6 @@ extern const struct clk_hw_omap_ops clkhwops_omap3430es2_hsotgusb_wait;
extern const struct clk_hw_omap_ops clkhwops_am35xx_ipss_module_wait;
extern const struct clk_hw_omap_ops clkhwops_apll54;
extern const struct clk_hw_omap_ops clkhwops_apll96;
extern const struct clk_hw_omap_ops clkhwops_omap2430_i2chs_wait;
/* clksel_rate blocks shared between OMAP44xx and AM33xx */
extern const struct clksel_rate div_1_0_rates[];

11
drivers/clk/ti/interface.c
View file

@ -94,6 +94,7 @@ static void __init of_ti_no_wait_interface_clk_setup(struct device_node *node)
CLK_OF_DECLARE(ti_no_wait_interface_clk, "ti,omap3-no-wait-interface-clock",
of_ti_no_wait_interface_clk_setup);
#ifdef CONFIG_ARCH_OMAP3
static void __init of_ti_hsotgusb_interface_clk_setup(struct device_node *node)
{
_of_ti_interface_clk_setup(node,
@ -123,3 +124,13 @@ static void __init of_ti_am35xx_interface_clk_setup(struct device_node *node)
}
CLK_OF_DECLARE(ti_am35xx_interface_clk, "ti,am35xx-interface-clock",
of_ti_am35xx_interface_clk_setup);
#endif
#ifdef CONFIG_SOC_OMAP2430
static void __init of_ti_omap2430_interface_clk_setup(struct device_node *node)
{
_of_ti_interface_clk_setup(node, &clkhwops_omap2430_i2chs_wait);
}
CLK_OF_DECLARE(ti_omap2430_interface_clk, "ti,omap2430-interface-clock",
of_ti_omap2430_interface_clk_setup);
#endif

1
include/linux/clk/ti.h
View file

@ -312,6 +312,7 @@ static inline void of_ti_clk_deny_autoidle_all(void) { }
#endif
extern const struct clk_hw_omap_ops clkhwops_omap2xxx_dpll;
extern const struct clk_hw_omap_ops clkhwops_omap2430_i2chs_wait;
extern const struct clk_hw_omap_ops clkhwops_omap3_dpll;
extern const struct clk_hw_omap_ops clkhwops_omap4_dpllmx;
extern const struct clk_hw_omap_ops clkhwops_wait;