diff options
author | Tony Lindgren <tony@atomide.com> | 2011-03-11 09:20:03 -0800 |
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committer | Tony Lindgren <tony@atomide.com> | 2011-03-11 09:20:03 -0800 |
commit | a2358a7bc35e388978fc2f7f6b071a0fd27d78c1 (patch) | |
tree | fbdc2ddb066243a11aebc490c4d54e6a42be51e2 /arch/arm/plat-omap/omap_device.c | |
parent | 94a06b74e724caabcf0464c81527cfbcae0c8aff (diff) | |
parent | a08572ae529b1e8de12393eeced661feae8fd44c (diff) | |
download | op-kernel-dev-a2358a7bc35e388978fc2f7f6b071a0fd27d78c1.zip op-kernel-dev-a2358a7bc35e388978fc2f7f6b071a0fd27d78c1.tar.gz |
Merge branch 'integration-2.6.39-for-tony' of git://git.pwsan.com/linux-integration into omap-for-linus
Conflicts:
arch/arm/mach-omap2/pm34xx.c
Diffstat (limited to 'arch/arm/plat-omap/omap_device.c')
-rw-r--r-- | arch/arm/plat-omap/omap_device.c | 36 |
1 files changed, 26 insertions, 10 deletions
diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c index 57adb27..9bbda9a 100644 --- a/arch/arm/plat-omap/omap_device.c +++ b/arch/arm/plat-omap/omap_device.c @@ -83,9 +83,11 @@ #include <linux/err.h> #include <linux/io.h> #include <linux/clk.h> +#include <linux/clkdev.h> #include <plat/omap_device.h> #include <plat/omap_hwmod.h> +#include <plat/clock.h> /* These parameters are passed to _omap_device_{de,}activate() */ #define USE_WAKEUP_LAT 0 @@ -239,12 +241,12 @@ static inline struct omap_device *_find_by_pdev(struct platform_device *pdev) } /** - * _add_optional_clock_alias - Add clock alias for hwmod optional clocks + * _add_optional_clock_clkdev - Add clkdev entry for hwmod optional clocks * @od: struct omap_device *od * * For every optional clock present per hwmod per omap_device, this function - * adds an entry in the clocks list of the form <dev-id=dev_name, con-id=role> - * if an entry is already present in it with the form <dev-id=NULL, con-id=role> + * adds an entry in the clkdev table of the form <dev-id=dev_name, con-id=role> + * if it does not exist already. * * The function is called from inside omap_device_build_ss(), after * omap_device_register. @@ -254,25 +256,39 @@ static inline struct omap_device *_find_by_pdev(struct platform_device *pdev) * * No return value. */ -static void _add_optional_clock_alias(struct omap_device *od, +static void _add_optional_clock_clkdev(struct omap_device *od, struct omap_hwmod *oh) { int i; for (i = 0; i < oh->opt_clks_cnt; i++) { struct omap_hwmod_opt_clk *oc; - int r; + struct clk *r; + struct clk_lookup *l; oc = &oh->opt_clks[i]; if (!oc->_clk) continue; - r = clk_add_alias(oc->role, dev_name(&od->pdev.dev), - (char *)oc->clk, &od->pdev.dev); - if (r) - pr_err("omap_device: %s: clk_add_alias for %s failed\n", + r = clk_get_sys(dev_name(&od->pdev.dev), oc->role); + if (!IS_ERR(r)) + continue; /* clkdev entry exists */ + + r = omap_clk_get_by_name((char *)oc->clk); + if (IS_ERR(r)) { + pr_err("omap_device: %s: omap_clk_get_by_name for %s failed\n", + dev_name(&od->pdev.dev), oc->clk); + continue; + } + + l = clkdev_alloc(r, oc->role, dev_name(&od->pdev.dev)); + if (!l) { + pr_err("omap_device: %s: clkdev_alloc for %s failed\n", dev_name(&od->pdev.dev), oc->role); + return; + } + clkdev_add(l); } } @@ -480,7 +496,7 @@ struct omap_device *omap_device_build_ss(const char *pdev_name, int pdev_id, for (i = 0; i < oh_cnt; i++) { hwmods[i]->od = od; - _add_optional_clock_alias(od, hwmods[i]); + _add_optional_clock_clkdev(od, hwmods[i]); } if (ret) |