Hi Minkyu, On 15 May 2014 00:51, Minkyu Kang <mk7.k...@samsung.com> wrote: > On 03/04/14 08:24, Simon Glass wrote: >> From: Aaron Durbin <adur...@chromium.org> >> >> The TSP65090 is a PMIC on some exynos5 boards. The init function is >> called for the TPS65090 pmic. If that device is not a part of the device >> tree (returns -ENODEV) then continue. Otherwise return a failure. >> >> Signed-off-by: Aaron Durbin <adur...@chromium.org> >> Signed-off-by: Simon Glass <s...@chromium.org> >> Reviewed-by: Simon Glass <s...@chromium.org> >> --- >> >> Changes in v2: >> - Move code to exynos5-dt.c >> - Fix comment style >> - Add #ifdef around tps65090 code >> >> board/samsung/smdk5250/exynos5-dt.c | 13 +++++++++++++ >> 1 file changed, 13 insertions(+) >> >> diff --git a/board/samsung/smdk5250/exynos5-dt.c >> b/board/samsung/smdk5250/exynos5-dt.c >> index 1a64b9b..2c1cf8a 100644 >> --- a/board/samsung/smdk5250/exynos5-dt.c >> +++ b/board/samsung/smdk5250/exynos5-dt.c >> @@ -20,6 +20,7 @@ >> #include <asm/arch/sromc.h> >> #include <power/pmic.h> >> #include <power/max77686_pmic.h> >> +#include <power/tps65090_pmic.h> >> #include <tmu.h> >> >> DECLARE_GLOBAL_DATA_PTR; >> @@ -164,7 +165,19 @@ int exynos_power_init(void) >> >> #ifdef CONFIG_POWER_MAX77686 >> ret = max77686_init(); >> + if (ret) >> + return ret; >> #endif >> +#ifdef CONFIG_POWER_TPS65090 >> + /* >> + * The TPS65090 may not be in the device tree. If so, it is not >> + * an error. > > Then, how we can initialise the tps65090?
It is initialised if a suitable node is found in the device tree. If the device tree does not have it, then the hardware is assumed to not have this chip. > >> + */ >> + ret = tps65090_init(); >> + if (ret == 0 || ret == -ENODEV) >> + return 0; >> +#endif >> + >> return ret; >> } >> #endif /* CONFIG_POWER */ >> > > Thanks, > Minkyu Kang. Regards, Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
