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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-28 14:03:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-28 14:03:14 -0700
commit0fe41b8982001cd14ee2c77cd776735a5024e98b (patch)
tree83e65d595c413d55259ea14fb97748ce5efe5707 /arch/arm/mach-mmp/clock.h
parenteedf2c5296a8dfaaf9aec1a938c1d3bd73159a30 (diff)
parent9759d22c8348343b0da4e25d6150c41712686c14 (diff)
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (422 commits) [ARM] 5435/1: fix compile warning in sanity_check_meminfo() [ARM] 5434/1: ARM: OMAP: Fix mailbox compile for 24xx [ARM] pxa: fix the bad assumption that PCMCIA sockets always start with 0 [ARM] pxa: fix Colibri PXA300 and PXA320 LCD backlight pins imxfb: Fix TFT mode i.MX21/27: remove ifdef CONFIG_FB_IMX imxfb: add clock support mxc: add arch_reset() function clkdev: add possibility to get a clock based on the device name i.MX1: remove fb support from mach-imx [ARM] pxa: build arch/arm/plat-pxa/mfp.c only when PXA3xx or ARCH_MMP defined Gemini: Add support for Teltonika RUT100 Gemini: gpiolib based GPIO support v2 MAINTAINERS: add myself as Gemini architecture maintainer ARM: Add Gemini architecture v3 [ARM] OMAP: Fix compile for omap2_init_common_hw() MAINTAINERS: Add myself as Faraday ARM core variant maintainer ARM: Add support for FA526 v2 [ARM] acorn,ebsa110,footbridge,integrator,sa1100: Convert asm/io.h to linux/io.h [ARM] collie: fix two minor formatting nits ...
Diffstat (limited to 'arch/arm/mach-mmp/clock.h')
-rw-r--r--arch/arm/mach-mmp/clock.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/clock.h b/arch/arm/mach-mmp/clock.h
new file mode 100644
index 00000000000..ed967e78e6a
--- /dev/null
+++ b/arch/arm/mach-mmp/clock.h
@@ -0,0 +1,71 @@
+/*
+ * linux/arch/arm/mach-mmp/clock.h
+ *
+ * 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.
+ */
+
+#include <asm/clkdev.h>
+
+struct clkops {
+ void (*enable)(struct clk *);
+ void (*disable)(struct clk *);
+ unsigned long (*getrate)(struct clk *);
+};
+
+struct clk {
+ const struct clkops *ops;
+
+ void __iomem *clk_rst; /* clock reset control register */
+ int fnclksel; /* functional clock select (APBC) */
+ uint32_t enable_val; /* value for clock enable (APMU) */
+ unsigned long rate;
+ int enabled;
+};
+
+extern struct clkops apbc_clk_ops;
+
+#define APBC_CLK(_name, _reg, _fnclksel, _rate) \
+struct clk clk_##_name = { \
+ .clk_rst = (void __iomem *)APBC_##_reg, \
+ .fnclksel = _fnclksel, \
+ .rate = _rate, \
+ .ops = &apbc_clk_ops, \
+}
+
+#define APBC_CLK_OPS(_name, _reg, _fnclksel, _rate, _ops) \
+struct clk clk_##_name = { \
+ .clk_rst = (void __iomem *)APBC_##_reg, \
+ .fnclksel = _fnclksel, \
+ .rate = _rate, \
+ .ops = _ops, \
+}
+
+#define APMU_CLK(_name, _reg, _eval, _rate) \
+struct clk clk_##_name = { \
+ .clk_rst = (void __iomem *)APMU_##_reg, \
+ .enable_val = _eval, \
+ .rate = _rate, \
+ .ops = &apmu_clk_ops, \
+}
+
+#define APMU_CLK_OPS(_name, _reg, _eval, _rate, _ops) \
+struct clk clk_##_name = { \
+ .clk_rst = (void __iomem *)APMU_##_reg, \
+ .enable_val = _eval, \
+ .rate = _rate, \
+ .ops = _ops, \
+}
+
+#define INIT_CLKREG(_clk, _devname, _conname) \
+ { \
+ .clk = _clk, \
+ .dev_id = _devname, \
+ .con_id = _conname, \
+ }
+
+extern struct clk clk_pxa168_gpio;
+extern struct clk clk_pxa168_timers;
+
+extern void clks_register(struct clk_lookup *, size_t);