* [PATCH] mmc: sdhci-esdhc-imx: do not touch other bit when config DTOCV
@ 2016-08-15 8:19 Haibo Chen
2016-08-16 7:30 ` Dong Aisheng
2016-08-22 13:40 ` Ulf Hansson
0 siblings, 2 replies; 4+ messages in thread
From: Haibo Chen @ 2016-08-15 8:19 UTC (permalink / raw)
To: adrian.hunter, ulf.hansson, aisheng.dong, linux-mmc; +Cc: haibo.chen
Now, when call esdhc_set_timeout() to set the data timeout counter value,
IPP_RST_N(bit 23) is wrongly affected. This patch add a mask to avoid this.
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
---
drivers/mmc/host/sdhci-esdhc-imx.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index 99e0b33..437c448 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -31,6 +31,7 @@
#include "sdhci-pltfm.h"
#include "sdhci-esdhc.h"
+#define ESDHC_SYS_CTRL_DTOCV_MASK 0x0f
#define ESDHC_CTRL_D3CD 0x08
#define ESDHC_BURST_LEN_EN_INCR (1 << 27)
/* VENDOR SPEC register */
@@ -937,7 +938,8 @@ static void esdhc_set_timeout(struct sdhci_host *host, struct mmc_command *cmd)
struct pltfm_imx_data *imx_data = sdhci_pltfm_priv(pltfm_host);
/* use maximum timeout counter */
- sdhci_writeb(host, esdhc_is_usdhc(imx_data) ? 0xF : 0xE,
+ esdhc_clrset_le(host, ESDHC_SYS_CTRL_DTOCV_MASK,
+ esdhc_is_usdhc(imx_data) ? 0xF : 0xE,
SDHCI_TIMEOUT_CONTROL);
}
--
1.9.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] mmc: sdhci-esdhc-imx: do not touch other bit when config DTOCV
2016-08-15 8:19 [PATCH] mmc: sdhci-esdhc-imx: do not touch other bit when config DTOCV Haibo Chen
@ 2016-08-16 7:30 ` Dong Aisheng
2016-08-18 12:49 ` Adrian Hunter
2016-08-22 13:40 ` Ulf Hansson
1 sibling, 1 reply; 4+ messages in thread
From: Dong Aisheng @ 2016-08-16 7:30 UTC (permalink / raw)
To: Haibo Chen; +Cc: adrian.hunter, ulf.hansson, aisheng.dong, linux-mmc
On Mon, Aug 15, 2016 at 04:19:38PM +0800, Haibo Chen wrote:
> Now, when call esdhc_set_timeout() to set the data timeout counter value,
> IPP_RST_N(bit 23) is wrongly affected. This patch add a mask to avoid this.
>
> Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Acked-by: Dong Aisheng <aisheng.dong@nxp.com>
Regards
Dong Aisheng
> ---
> drivers/mmc/host/sdhci-esdhc-imx.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
> index 99e0b33..437c448 100644
> --- a/drivers/mmc/host/sdhci-esdhc-imx.c
> +++ b/drivers/mmc/host/sdhci-esdhc-imx.c
> @@ -31,6 +31,7 @@
> #include "sdhci-pltfm.h"
> #include "sdhci-esdhc.h"
>
> +#define ESDHC_SYS_CTRL_DTOCV_MASK 0x0f
> #define ESDHC_CTRL_D3CD 0x08
> #define ESDHC_BURST_LEN_EN_INCR (1 << 27)
> /* VENDOR SPEC register */
> @@ -937,7 +938,8 @@ static void esdhc_set_timeout(struct sdhci_host *host, struct mmc_command *cmd)
> struct pltfm_imx_data *imx_data = sdhci_pltfm_priv(pltfm_host);
>
> /* use maximum timeout counter */
> - sdhci_writeb(host, esdhc_is_usdhc(imx_data) ? 0xF : 0xE,
> + esdhc_clrset_le(host, ESDHC_SYS_CTRL_DTOCV_MASK,
> + esdhc_is_usdhc(imx_data) ? 0xF : 0xE,
> SDHCI_TIMEOUT_CONTROL);
> }
>
> --
> 1.9.1
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-mmc" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] mmc: sdhci-esdhc-imx: do not touch other bit when config DTOCV
2016-08-16 7:30 ` Dong Aisheng
@ 2016-08-18 12:49 ` Adrian Hunter
0 siblings, 0 replies; 4+ messages in thread
From: Adrian Hunter @ 2016-08-18 12:49 UTC (permalink / raw)
To: Dong Aisheng, Haibo Chen; +Cc: ulf.hansson, aisheng.dong, linux-mmc
On 16/08/16 10:30, Dong Aisheng wrote:
> On Mon, Aug 15, 2016 at 04:19:38PM +0800, Haibo Chen wrote:
>> Now, when call esdhc_set_timeout() to set the data timeout counter value,
>> IPP_RST_N(bit 23) is wrongly affected. This patch add a mask to avoid this.
>>
>> Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
>
> Acked-by: Dong Aisheng <aisheng.dong@nxp.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
>
> Regards
> Dong Aisheng
>
>> ---
>> drivers/mmc/host/sdhci-esdhc-imx.c | 4 +++-
>> 1 file changed, 3 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
>> index 99e0b33..437c448 100644
>> --- a/drivers/mmc/host/sdhci-esdhc-imx.c
>> +++ b/drivers/mmc/host/sdhci-esdhc-imx.c
>> @@ -31,6 +31,7 @@
>> #include "sdhci-pltfm.h"
>> #include "sdhci-esdhc.h"
>>
>> +#define ESDHC_SYS_CTRL_DTOCV_MASK 0x0f
>> #define ESDHC_CTRL_D3CD 0x08
>> #define ESDHC_BURST_LEN_EN_INCR (1 << 27)
>> /* VENDOR SPEC register */
>> @@ -937,7 +938,8 @@ static void esdhc_set_timeout(struct sdhci_host *host, struct mmc_command *cmd)
>> struct pltfm_imx_data *imx_data = sdhci_pltfm_priv(pltfm_host);
>>
>> /* use maximum timeout counter */
>> - sdhci_writeb(host, esdhc_is_usdhc(imx_data) ? 0xF : 0xE,
>> + esdhc_clrset_le(host, ESDHC_SYS_CTRL_DTOCV_MASK,
>> + esdhc_is_usdhc(imx_data) ? 0xF : 0xE,
>> SDHCI_TIMEOUT_CONTROL);
>> }
>>
>> --
>> 1.9.1
>>
>> --
>> To unsubscribe from this list: send the line "unsubscribe linux-mmc" in
>> the body of a message to majordomo@vger.kernel.org
>> More majordomo info at http://vger.kernel.org/majordomo-info.html
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] mmc: sdhci-esdhc-imx: do not touch other bit when config DTOCV
2016-08-15 8:19 [PATCH] mmc: sdhci-esdhc-imx: do not touch other bit when config DTOCV Haibo Chen
2016-08-16 7:30 ` Dong Aisheng
@ 2016-08-22 13:40 ` Ulf Hansson
1 sibling, 0 replies; 4+ messages in thread
From: Ulf Hansson @ 2016-08-22 13:40 UTC (permalink / raw)
To: Haibo Chen; +Cc: Adrian Hunter, Aisheng Dong, linux-mmc
On 15 August 2016 at 10:19, Haibo Chen <haibo.chen@nxp.com> wrote:
> Now, when call esdhc_set_timeout() to set the data timeout counter value,
> IPP_RST_N(bit 23) is wrongly affected. This patch add a mask to avoid this.
>
> Signed-off-by: Haibo Chen <haibo.chen@nxp.com>'
Thanks, applied for next!
Kind regards
Uffe
> ---
> drivers/mmc/host/sdhci-esdhc-imx.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
> index 99e0b33..437c448 100644
> --- a/drivers/mmc/host/sdhci-esdhc-imx.c
> +++ b/drivers/mmc/host/sdhci-esdhc-imx.c
> @@ -31,6 +31,7 @@
> #include "sdhci-pltfm.h"
> #include "sdhci-esdhc.h"
>
> +#define ESDHC_SYS_CTRL_DTOCV_MASK 0x0f
> #define ESDHC_CTRL_D3CD 0x08
> #define ESDHC_BURST_LEN_EN_INCR (1 << 27)
> /* VENDOR SPEC register */
> @@ -937,7 +938,8 @@ static void esdhc_set_timeout(struct sdhci_host *host, struct mmc_command *cmd)
> struct pltfm_imx_data *imx_data = sdhci_pltfm_priv(pltfm_host);
>
> /* use maximum timeout counter */
> - sdhci_writeb(host, esdhc_is_usdhc(imx_data) ? 0xF : 0xE,
> + esdhc_clrset_le(host, ESDHC_SYS_CTRL_DTOCV_MASK,
> + esdhc_is_usdhc(imx_data) ? 0xF : 0xE,
> SDHCI_TIMEOUT_CONTROL);
> }
>
> --
> 1.9.1
>
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2016-08-22 13:40 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2016-08-15 8:19 [PATCH] mmc: sdhci-esdhc-imx: do not touch other bit when config DTOCV Haibo Chen
2016-08-16 7:30 ` Dong Aisheng
2016-08-18 12:49 ` Adrian Hunter
2016-08-22 13:40 ` Ulf Hansson
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