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authorTero Kristo <t-kristo@ti.com>2014-02-25 21:16:07 +0400
committerTero Kristo <t-kristo@ti.com>2014-05-28 13:30:12 +0400
commitde742570745e12b53c70130ace958f2a60044000 (patch)
tree6ea305766c90234e92bdd9338f32c819d33d13fc
parent9fa160cb9f2f51ef8274df7b4f390edf6ae491c3 (diff)
downloadlinux-de742570745e12b53c70130ace958f2a60044000.tar.xz
CLK: TI: interface: add support for omap2430 specific interface clock
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>
-rw-r--r--Documentation/devicetree/bindings/clock/ti/interface.txt2
-rw-r--r--arch/arm/mach-omap2/clock.h1
-rw-r--r--drivers/clk/ti/interface.c11
-rw-r--r--include/linux/clk/ti.h1
4 files changed, 14 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/clock/ti/interface.txt b/Documentation/devicetree/bindings/clock/ti/interface.txt
index 064e8caccac3..3111a409fea6 100644
--- a/Documentation/devicetree/bindings/clock/ti/interface.txt
+++ b/Documentation/devicetree/bindings/clock/ti/interface.txt
@@ -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
diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h
index eb441d137843..12f54d428d7c 100644
--- a/arch/arm/mach-omap2/clock.h
+++ b/arch/arm/mach-omap2/clock.h
@@ -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[];
diff --git a/drivers/clk/ti/interface.c b/drivers/clk/ti/interface.c
index 320a2b168bb2..9c3e8c4aaa40 100644
--- a/drivers/clk/ti/interface.c
+++ b/drivers/clk/ti/interface.c
@@ -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
diff --git a/include/linux/clk/ti.h b/include/linux/clk/ti.h
index 44bf84002a34..a8390d478528 100644
--- a/include/linux/clk/ti.h
+++ b/include/linux/clk/ti.h
@@ -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;