[U-Boot] [PATCH v2 07/12] exynos5: support tps65090 pmic

Minkyu Kang mk7.kang at samsung.com
Thu May 15 08:51:24 CEST 2014


On 03/04/14 08:24, Simon Glass wrote:
> From: Aaron Durbin <adurbin at 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 <adurbin at chromium.org>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> Reviewed-by: Simon Glass <sjg at 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?

> +	 */
> +	ret = tps65090_init();
> +	if (ret == 0 || ret == -ENODEV)
> +		return 0;
> +#endif
> +
>  	return ret;
>  }
>  #endif	/* CONFIG_POWER */
> 

Thanks,
Minkyu Kang.


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