linux-kernel - Re: [PATCH v3 4/9] mfd: rtsx: update driving settings

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Date:	Wed, 25 Feb 2015 15:25:09 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	micky_ching@...lsil.com.cn
Cc:	sameo@...ux.intel.com, devel@...uxdriverproject.org,
	linux-kernel@...r.kernel.org, gregkh@...uxfoundation.org,
	rogerable@...ltek.com, wei_wang@...lsil.com.cn
Subject: Re: [PATCH v3 4/9] mfd: rtsx: update driving settings

On Wed, 25 Feb 2015, micky_ching@...lsil.com.cn wrote:

> From: Micky Ching <micky_ching@...lsil.com.cn>
> 
> update card drive settings, This setting can be used for rts5249
> rts524A and rts525A.
> 
> Signed-off-by: Micky Ching <micky_ching@...lsil.com.cn>
> Acked-by: Lee Jones <lee.jones@...aro.org>
> ---
>  drivers/mfd/rts5249.c | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)

Applied, thanks.

> diff --git a/drivers/mfd/rts5249.c b/drivers/mfd/rts5249.c
> index 225ad55..2fe2854 100644
> --- a/drivers/mfd/rts5249.c
> +++ b/drivers/mfd/rts5249.c
> @@ -36,16 +36,16 @@ static u8 rts5249_get_ic_version(struct rtsx_pcr *pcr)
>  static void rts5249_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
>  {
>  	u8 driving_3v3[4][3] = {
> -		{0x11, 0x11, 0x11},
> +		{0x11, 0x11, 0x18},
>  		{0x55, 0x55, 0x5C},
> -		{0x99, 0x99, 0x92},
> -		{0x99, 0x99, 0x92},
> +		{0xFF, 0xFF, 0xFF},
> +		{0x96, 0x96, 0x96},
>  	};
>  	u8 driving_1v8[4][3] = {
> +		{0xC4, 0xC4, 0xC4},
>  		{0x3C, 0x3C, 0x3C},
> -		{0xB3, 0xB3, 0xB3},
>  		{0xFE, 0xFE, 0xFE},
> -		{0xC4, 0xC4, 0xC4},
> +		{0xB3, 0xB3, 0xB3},
>  	};
>  	u8 (*driving)[3], drive_sel;
>  
> @@ -341,7 +341,7 @@ void rts5249_init_params(struct rtsx_pcr *pcr)
>  
>  	pcr->flags = 0;
>  	pcr->card_drive_sel = RTSX_CARD_DRIVE_DEFAULT;
> -	pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_C;
> +	pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B;
>  	pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B;
>  	pcr->aspm_en = ASPM_L1_EN;
>  	pcr->tx_initial_phase = SET_CLOCK_PHASE(1, 29, 16);

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
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