mmc: core: add the property for hs200

PATCH In review Jaehoon Chung 2 participants 4 messages Feb 3, 2014 – Feb 17, 2014

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Device tree bindings MMC, SD and SDIO

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Jaehoon Chung

author

2014-02-03 11:15 UTC #0 lore raw

PATCH v3 1/8 mmc: core: add the property for hs200

mmc-hs200-1.8v and mmc-hs200-1.2v can be used to the general capability.

Signed-off-by Jaehoon Chung <[email protected]>

---
Changelog V3:
- Use the "len" instead of "NULL"
Changelog V2:
- Rename the mmc-hs200-1_8v/1_2v instead of "_caps2_"
- Add the properties into Documentation/devicetree/bindings/mmc/mmc.txt

 Documentation/devicetree/bindings/mmc/mmc.txt |    2 ++
 drivers/mmc/core/host.c                       |    4 ++++
 2 files changed, 6 insertions(+)

Documentation/devicetree/bindings/mmc/mmc.txt +2 -0

index 458b57f..4bb3894 100644
@@ -29,6 +29,8 @@ Optional properties:
 - cap-power-off-card: powering off the card is safe
 - cap-sdio-irq: enable SDIO IRQ signalling on this interface
 - full-pwr-cycle: full power cycle of the card is supported
+- mmc-hs200-1_8v: HS200 mode(1.8V I/O) is supported
+- mmc-hs200-1_2v: HS200 mode(1.2V I/O) is supported
 
 *NOTE* on CD and WP polarity. To use common for all SD/MMC host controllers line
 polarity properties, we have to fix the meaning of the "normal" and "inverted"

drivers/mmc/core/host.c +4 -0

index 49bc403..4b81c93 100644
@@ -429,6 +429,10 @@ int mmc_of_parse(struct mmc_host *host)
 		host->pm_caps |= MMC_PM_KEEP_POWER;
 	if (of_find_property(np, "enable-sdio-wakeup", &len))
 		host->pm_caps |= MMC_PM_WAKE_SDIO_IRQ;
+	if (of_find_property(np, "mmc-hs200-1_8v", &len))
+		host->caps2 |= MMC_CAP2_HS200_1_8V_SDR;
+	if (of_find_property(np, "mmc-hs200-1_2v", &len))
+		host->caps2 |= MMC_CAP2_HS200_1_2V_SDR;
 
 	return 0;

Signature · 1 line

1.7.9.5

Ulf Hansson

Acked-by on v3 1/8

2014-02-14 11:31 UTC #1 lore raw

Quoted 3 lines · Jaehoon Chung

mmc-hs200-1.8v and mmc-hs200-1.2v can be used to the general capability.
Signed-off-by Jaehoon Chung <[email protected]>

Acked-by Ulf Hansson <[email protected]>

Quoted 41 lines

---
Changelog V3:
- Use the "len" instead of "NULL"
Changelog V2:
- Rename the mmc-hs200-1_8v/1_2v instead of "_caps2_"
- Add the properties into Documentation/devicetree/bindings/mmc/mmc.txt

 Documentation/devicetree/bindings/mmc/mmc.txt |    2 ++
 drivers/mmc/core/host.c                       |    4 ++++
 2 files changed, 6 insertions(+)

Documentation/devicetree/bindings/mmc/mmc.txt +2 -0

index 458b57f..4bb3894 100644
@@ -29,6 +29,8 @@ Optional properties:
 - cap-power-off-card: powering off the card is safe
 - cap-sdio-irq: enable SDIO IRQ signalling on this interface
 - full-pwr-cycle: full power cycle of the card is supported
+- mmc-hs200-1_8v: HS200 mode(1.8V I/O) is supported
+- mmc-hs200-1_2v: HS200 mode(1.2V I/O) is supported
 
 *NOTE* on CD and WP polarity. To use common for all SD/MMC host controllers line
 polarity properties, we have to fix the meaning of the "normal" and "inverted"

drivers/mmc/core/host.c +4 -1

index 49bc403..4b81c93 100644
@@ -429,6 +429,10 @@ int mmc_of_parse(struct mmc_host *host)
                host->pm_caps |= MMC_PM_KEEP_POWER;
        if (of_find_property(np, "enable-sdio-wakeup", &len))
                host->pm_caps |= MMC_PM_WAKE_SDIO_IRQ;
+       if (of_find_property(np, "mmc-hs200-1_8v", &len))
+               host->caps2 |= MMC_CAP2_HS200_1_8V_SDR;
+       if (of_find_property(np, "mmc-hs200-1_2v", &len))
+               host->caps2 |= MMC_CAP2_HS200_1_2V_SDR;
 
        return 0;
 
--

1.7.9.5

Ulf Hansson

2014-02-14 12:30 UTC #2 lore raw

Quoted 6 lines · Ulf Hansson

Quoted 3 lines · Jaehoon Chung
mmc-hs200-1.8v and mmc-hs200-1.2v can be used to the general capability.
Signed-off-by Jaehoon Chung <[email protected]>
Acked-by Ulf Hansson <[email protected]>

Hi Jaehoon,

While I was adding some more DT bindings for mmc, I decided to rebase and fold in this patch into my patchset.

Hope your fine with it, otherwise just let me know.

Kind regards
Ulf Hansson

Quoted 42 lines

---
Changelog V3:
- Use the "len" instead of "NULL"
Changelog V2:
- Rename the mmc-hs200-1_8v/1_2v instead of "_caps2_"
- Add the properties into Documentation/devicetree/bindings/mmc/mmc.txt

 Documentation/devicetree/bindings/mmc/mmc.txt |    2 ++
 drivers/mmc/core/host.c                       |    4 ++++
 2 files changed, 6 insertions(+)

Documentation/devicetree/bindings/mmc/mmc.txt +2 -0

index 458b57f..4bb3894 100644
@@ -29,6 +29,8 @@ Optional properties:
 - cap-power-off-card: powering off the card is safe
 - cap-sdio-irq: enable SDIO IRQ signalling on this interface
 - full-pwr-cycle: full power cycle of the card is supported
+- mmc-hs200-1_8v: HS200 mode(1.8V I/O) is supported
+- mmc-hs200-1_2v: HS200 mode(1.2V I/O) is supported
 
 *NOTE* on CD and WP polarity. To use common for all SD/MMC host controllers line
 polarity properties, we have to fix the meaning of the "normal" and "inverted"

drivers/mmc/core/host.c +4 -1

index 49bc403..4b81c93 100644
@@ -429,6 +429,10 @@ int mmc_of_parse(struct mmc_host *host)
                host->pm_caps |= MMC_PM_KEEP_POWER;
        if (of_find_property(np, "enable-sdio-wakeup", &len))
                host->pm_caps |= MMC_PM_WAKE_SDIO_IRQ;
+       if (of_find_property(np, "mmc-hs200-1_8v", &len))
+               host->caps2 |= MMC_CAP2_HS200_1_8V_SDR;
+       if (of_find_property(np, "mmc-hs200-1_2v", &len))
+               host->caps2 |= MMC_CAP2_HS200_1_2V_SDR;
 
        return 0;
 
--

1.7.9.5

Jaehoon Chung

author

2014-02-17 03:17 UTC #3 lore raw

Hi Ulf,

Quoted 6 lines · Ulf Hansson

Quoted 5 lines · Ulf Hansson
Quoted 3 lines · Jaehoon Chung
mmc-hs200-1.8v and mmc-hs200-1.2v can be used to the general capability.
Signed-off-by Jaehoon Chung <[email protected]>

Quoted 8 lines

Quoted 1 line
Acked-by Ulf Hansson <[email protected]>
Hi Jaehoon,
While I was adding some more DT bindings for mmc, I decided to rebase and fold in this patch into my patchset.
Hope your fine with it, otherwise just let me know.

Thanks for adding patch at your patchset.

Best Regards,
Jaehoon Chung

Quoted 52 lines

Kind regards
Ulf Hansson

Quoted 38 lines

---
Changelog V3:
- Use the "len" instead of "NULL"
Changelog V2:
- Rename the mmc-hs200-1_8v/1_2v instead of "_caps2_"
- Add the properties into Documentation/devicetree/bindings/mmc/mmc.txt

 Documentation/devicetree/bindings/mmc/mmc.txt |    2 ++
 drivers/mmc/core/host.c                       |    4 ++++
 2 files changed, 6 insertions(+)

Documentation/devicetree/bindings/mmc/mmc.txt +2 -0

index 458b57f..4bb3894 100644
@@ -29,6 +29,8 @@ Optional properties:
 - cap-power-off-card: powering off the card is safe
 - cap-sdio-irq: enable SDIO IRQ signalling on this interface
 - full-pwr-cycle: full power cycle of the card is supported
+- mmc-hs200-1_8v: HS200 mode(1.8V I/O) is supported
+- mmc-hs200-1_2v: HS200 mode(1.2V I/O) is supported
 
 *NOTE* on CD and WP polarity. To use common for all SD/MMC host controllers line
 polarity properties, we have to fix the meaning of the "normal" and "inverted"

drivers/mmc/core/host.c +4 -0

index 49bc403..4b81c93 100644
@@ -429,6 +429,10 @@ int mmc_of_parse(struct mmc_host *host)
                host->pm_caps |= MMC_PM_KEEP_POWER;
        if (of_find_property(np, "enable-sdio-wakeup", &len))
                host->pm_caps |= MMC_PM_WAKE_SDIO_IRQ;
+       if (of_find_property(np, "mmc-hs200-1_8v", &len))
+               host->caps2 |= MMC_CAP2_HS200_1_8V_SDR;
+       if (of_find_property(np, "mmc-hs200-1_2v", &len))
+               host->caps2 |= MMC_CAP2_HS200_1_2V_SDR;

Quoted 4 lines

Quoted 4 lines
drivers/mmc/core/host.c +0 -1
        return 0;
 
--
1.7.9.5

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