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author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-03-30 07:04:53 +0400 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-03-30 07:04:53 +0400 |
commit | 9ff9a26b786c35ee8d2a66222924a807ec851a9f (patch) | |
tree | db432a17bccca1ca2c16907f0ee83ac449ed4012 /arch/arm/mach-mmp/clock.h | |
parent | 0a3108beea9143225119d5e7c72a8e2c64f3eb7d (diff) | |
parent | 0d34fb8e93ceba7b6dad0062dbb4a0813bacd75b (diff) | |
download | linux-9ff9a26b786c35ee8d2a66222924a807ec851a9f.tar.xz |
Merge commit 'origin/master' into next
Manual merge of:
arch/powerpc/include/asm/elf.h
drivers/i2c/busses/i2c-mpc.c
Diffstat (limited to 'arch/arm/mach-mmp/clock.h')
-rw-r--r-- | arch/arm/mach-mmp/clock.h | 71 |
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 000000000000..ed967e78e6a8 --- /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); |