On Tue, 4 Sep 2018 10:59:09 +0800
YueHaibing wrote:
> Fix inconsistent IS_ERR and PTR_ERR in tegra_sdhci_init_pinctrl_info,
> the proper pointer to be passed as argument is 'pinctrl_state_1v8'
>
> Signed-off-by: YueHaibing
Reviewed-by: Aapo Vienamo
> ---
> drivers/mmc/
On Tue, 4 Sep 2018 10:59:09 +0800
YueHaibing wrote:
> Fix inconsistent IS_ERR and PTR_ERR in tegra_sdhci_init_pinctrl_info,
> the proper pointer to be passed as argument is 'pinctrl_state_1v8'
>
> Signed-off-by: YueHaibing
Reviewed-by: Aapo Vienamo
> ---
> drivers/mmc/
Automatic pad drive strength calibration is performed on a separate pad
identical to the ones used for driving the actual bus. Power on the
calibration pad during the calibration procedure and power it off
afterwards to save power.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Acked
Automatic pad drive strength calibration is performed on a separate pad
identical to the ones used for driving the actual bus. Power on the
calibration pad during the calibration procedure and power it off
afterwards to save power.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Acked
Use assigned-clock properties to configure pllc4 as the parent clock
for sdmmc4 on Tegra210. pllc4 offers better jitter perfomance than
the default pllp and is required by HS200 and HS400 modes.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi
Use assigned-clock properties to configure pllc4 as the parent clock
for sdmmc4 on Tegra210. pllc4 offers better jitter perfomance than
the default pllp and is required by HS200 and HS400 modes.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi
Add SDHCI inbound and outbound SDHCI sampling trimmer values for
Tegra210.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 8
1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
b/arch/arm64/boot
Configure sdmmc4 parent clock to pllc4 and sdmmc1 to pllp_out0 by
setting the assigned-clocks device tree properties. pllc4 offer
better jitter performance and should be used with higher speed
modes like HS200 and HS400.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot
Add SDHCI inbound and outbound SDHCI sampling trimmer values for
Tegra210.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 8
1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
b/arch/arm64/boot
Configure sdmmc4 parent clock to pllc4 and sdmmc1 to pllp_out0 by
setting the assigned-clocks device tree properties. pllc4 offer
better jitter performance and should be used with higher speed
modes like HS200 and HS400.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot
Add SDHCI inbound and outbound SDHCI sampling trimmer values for
Tegra186.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra186.dtsi | 8
1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
b/arch/arm64/boot
Add SDHCI inbound and outbound SDHCI sampling trimmer values for
Tegra186.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra186.dtsi | 8
1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
b/arch/arm64/boot
On p2180 sdmmc4 is powered from a fixed 1.8 V regulator.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
b
applies.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 11 +--
1 file changed, 1 insertion(+), 10 deletions(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
b/arch/arm64/boot/dts
On p2180 sdmmc4 is powered from a fixed 1.8 V regulator.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
b
applies.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 11 +--
1 file changed, 1 insertion(+), 10 deletions(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
b/arch/arm64/boot/dts
Add the calibration offset properties used for automatic pad drive
strength calibration.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra186.dtsi | 20
1 file changed, 20 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia
Add the calibration offset properties used for automatic pad drive
strength calibration.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 12
1 file changed, 12 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
Allow sdmmc1 to set the signaling voltage to 1.8 V in order to support
faster signaling modes.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597
Add the calibration offset properties used for automatic pad drive
strength calibration.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra186.dtsi | 20
1 file changed, 20 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia
Add the calibration offset properties used for automatic pad drive
strength calibration.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 12
1 file changed, 12 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
Allow sdmmc1 to set the signaling voltage to 1.8 V in order to support
faster signaling modes.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597
Set nvquirks to enable higher speed modes.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index 73ea947e9c0c
Add pad voltage configuration nodes for sdmmc pads with configurable
voltages on Tegra210.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 27
1 file changed, 27 insertions(+)
diff --git
Add pad voltage configuration nodes for sdmmc pads with configurable
voltages on Tegra186.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra186.dtsi | 40
1 file changed, 40 insertions(+)
diff --git
Add a new sdhci_ops struct for Tegra210 and Tegra186 which doesn't
set the custom tuning callback used on previous SoC generations.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 17 +++--
1 file changed, 15 insertions(+), 2 deletions
to. This results in tuning failures on Tegra210.
Signed-off-by: Aapo Vienamo
---
drivers/mmc/host/sdhci-tegra.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index f68557a01d5d..0bdce437e752 100644
--- a/drivers/mmc/host/sdhci
Implement tegra210_sdhci_writew() to disable card clock and issue a
reset when the tuning command is sent. This is done to prevent an
intermittent hang with around 10 % failure rate during tuning.
Add tegra186_sdhci_ops because this workaround is specific to Tegra210.
Signed-off-by: Aapo Vienamo
Set nvquirks to enable higher speed modes.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index 73ea947e9c0c
Add pad voltage configuration nodes for sdmmc pads with configurable
voltages on Tegra210.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 27
1 file changed, 27 insertions(+)
diff --git
Add pad voltage configuration nodes for sdmmc pads with configurable
voltages on Tegra186.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Acked-by: Thierry Reding
---
arch/arm64/boot/dts/nvidia/tegra186.dtsi | 40
1 file changed, 40 insertions(+)
diff --git
Add a new sdhci_ops struct for Tegra210 and Tegra186 which doesn't
set the custom tuning callback used on previous SoC generations.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 17 +++--
1 file changed, 15 insertions(+), 2 deletions
to. This results in tuning failures on Tegra210.
Signed-off-by: Aapo Vienamo
---
drivers/mmc/host/sdhci-tegra.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index f68557a01d5d..0bdce437e752 100644
--- a/drivers/mmc/host/sdhci
Implement tegra210_sdhci_writew() to disable card clock and issue a
reset when the tuning command is sent. This is done to prevent an
intermittent hang with around 10 % failure rate during tuning.
Add tegra186_sdhci_ops because this workaround is specific to Tegra210.
Signed-off-by: Aapo Vienamo
Set nvquirks to enable higher speed modes.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index aa1574b8d96c
Set the default inbound timing adjustment tap value on reset and on
non-tunable modes.
The default tap value is not programmed on tunable modes because the
tuning sequence is used instead to determine the tap value.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host
Program the outbound sampling trim value in tegra_sdhci_reset(). Unlike
the outbound tap value this does not depend on the signaling mode and
needs to be only programmed once.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 7 ++-
1 file changed, 6
Set nvquirks to enable higher speed modes.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index aa1574b8d96c
Set the default inbound timing adjustment tap value on reset and on
non-tunable modes.
The default tap value is not programmed on tunable modes because the
tuning sequence is used instead to determine the tap value.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host
Program the outbound sampling trim value in tegra_sdhci_reset(). Unlike
the outbound tap value this does not depend on the signaling mode and
needs to be only programmed once.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 7 ++-
1 file changed, 6
Parse the default inbound and outbound sampling trimmer values from
the device tree.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 22 ++
1 file changed, 22 insertions(+)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc
Parse the pad drive strength calibration offsets from the device tree.
Program the calibration offsets in accordance with the current signaling
mode.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 152 -
1 file changed
Add quirk to disable the card clock during configuration of the tap
value in tegra_sdhci_set_tap() and issue sdhci_reset() after value
change. This is a workaround to avoid propagation of a potential
glitch caused by setting the tap value.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
Run the automatic pad calibration after voltage switching if
tegra_host->pad_calib_required is set.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 5 +
1 file changed, 5 insertions(+)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/h
Set NVQUIRK_HAS_PADCALIB on Tegra210 and Tegra186 to enable automatic
pad drive strength calibration.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 6 --
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/sdhci-tegra.c
Parse the default inbound and outbound sampling trimmer values from
the device tree.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 22 ++
1 file changed, 22 insertions(+)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc
Parse the pad drive strength calibration offsets from the device tree.
Program the calibration offsets in accordance with the current signaling
mode.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 152 -
1 file changed
Add quirk to disable the card clock during configuration of the tap
value in tegra_sdhci_set_tap() and issue sdhci_reset() after value
change. This is a workaround to avoid propagation of a potential
glitch caused by setting the tap value.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
Run the automatic pad calibration after voltage switching if
tegra_host->pad_calib_required is set.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 5 +
1 file changed, 5 insertions(+)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/h
Set NVQUIRK_HAS_PADCALIB on Tegra210 and Tegra186 to enable automatic
pad drive strength calibration.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 6 --
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/host/sdhci-tegra.c
-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Acked-by: Thierry Reding
---
drivers/soc/tegra/pmc.c | 17 -
include/soc/tegra/pmc.h | 19 ---
2 files changed, 8 insertions(+), 28 deletions(-)
diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c
index
it for Tegra210 and Tegra186.
The pad configuration is done in the mmc callback because the order of
pad reconfiguration and sdhci voltage switch depend on the voltage to
which the transition occurs.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 136
Register a pinctrl device and implement get and set functions for
PIN_CONFIG_LOW_POWER_MODE and PIN_CONFIG_POWER_SOURCE parameters.
Signed-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Acked-by: Thierry Reding
---
drivers/soc/tegra/pmc.c | 187 +++-
1 file
-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Acked-by: Thierry Reding
---
drivers/soc/tegra/pmc.c | 17 -
include/soc/tegra/pmc.h | 19 ---
2 files changed, 8 insertions(+), 28 deletions(-)
diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c
index
it for Tegra210 and Tegra186.
The pad configuration is done in the mmc callback because the order of
pad reconfiguration and sdhci voltage switch depend on the voltage to
which the transition occurs.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 136
Register a pinctrl device and implement get and set functions for
PIN_CONFIG_LOW_POWER_MODE and PIN_CONFIG_POWER_SOURCE parameters.
Signed-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Acked-by: Thierry Reding
---
drivers/soc/tegra/pmc.c | 187 +++-
1 file
Implement polling with 10 ms timeout for automatic pad drive strength
calibration.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 22 +-
1 file changed, 17 insertions(+), 5 deletions(-)
diff --git a/drivers/mmc/host/sdhci-tegra.c
Configure the voltage reference used by the automatic pad drive strength
calibration procedure. The value is a magic number from the TRM.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 56 --
1 file changed, 33
Disable the card clock during automatic pad drive strength calibration
and re-enable it afterwards.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 26 ++
1 file changed, 26 insertions(+)
diff --git a/drivers/mmc/host/sdhci
Implement polling with 10 ms timeout for automatic pad drive strength
calibration.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 22 +-
1 file changed, 17 insertions(+), 5 deletions(-)
diff --git a/drivers/mmc/host/sdhci-tegra.c
Configure the voltage reference used by the automatic pad drive strength
calibration procedure. The value is a magic number from the TRM.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 56 --
1 file changed, 33
Disable the card clock during automatic pad drive strength calibration
and re-enable it afterwards.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/mmc/host/sdhci-tegra.c | 26 ++
1 file changed, 26 insertions(+)
diff --git a/drivers/mmc/host/sdhci
Refactor the IO pad tables into macro tables so that they can be reused
to generate pinctrl pin descriptors. Also add a name field which is
needed by pinctrl.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/soc/tegra/pmc.c | 233 ++--
1 file
Refactor the IO pad tables into macro tables so that they can be reused
to generate pinctrl pin descriptors. Also add a name field which is
needed by pinctrl.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
drivers/soc/tegra/pmc.c | 233 ++--
1 file
Factor out the the code to calculate the correct DPD register and bit
number for a given pad. This logic will be needed to query the status
register.
Signed-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Acked-by: Thierry Reding
---
drivers/soc/tegra/pmc.c | 20 +---
1 file changed
Implement support for the PMC_IMPL_E_33V_PWR register which replaces
PMC_PWR_DET register interface of the SoC generations preceding
Tegra186. Also add the voltage bit offsets to the tegra186_io_pads[]
table and the AO_HV pad.
Signed-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Acked-by: Thierry
Implement a function to query whether a pad is in deep power down mode.
This is needed by the pinctrl callbacks.
Signed-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Acked-by: Thierry Reding
---
drivers/soc/tegra/pmc.c | 15 +++
1 file changed, 15 insertions(+)
diff --git a/drivers
Factor out the the code to calculate the correct DPD register and bit
number for a given pad. This logic will be needed to query the status
register.
Signed-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Acked-by: Thierry Reding
---
drivers/soc/tegra/pmc.c | 20 +---
1 file changed
Implement support for the PMC_IMPL_E_33V_PWR register which replaces
PMC_PWR_DET register interface of the SoC generations preceding
Tegra186. Also add the voltage bit offsets to the tegra186_io_pads[]
table and the AO_HV pad.
Signed-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Acked-by: Thierry
Implement a function to query whether a pad is in deep power down mode.
This is needed by the pinctrl callbacks.
Signed-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Acked-by: Thierry Reding
---
drivers/soc/tegra/pmc.c | 15 +++
1 file changed, 15 insertions(+)
diff --git a/drivers
Document the Tegra SDHCI inbound and outbound sampling trimmer values.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
.../devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt | 11 +++
1 file changed, 11 insertions(+)
diff --git a/Documentation/devicetree/bindings/mmc/nvidia
Document the Tegra SDHCI inbound and outbound sampling trimmer values.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
.../devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt | 11 +++
1 file changed, 11 insertions(+)
diff --git a/Documentation/devicetree/bindings/mmc/nvidia
Document the pinctrl bindings used by the SDHCI driver to reconfigure
pad voltages on controllers supporting multiple voltage levels.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Reviewed-by: Rob Herring
Acked-by: Thierry Reding
---
.../bindings/mmc/nvidia,tegra20-sdhci.txt
-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Reviewed-by: Rob Herring
Acked-by: Thierry Reding
---
.../arm/tegra/nvidia,tegra186-pmc.txt | 93
.../bindings/arm/tegra/nvidia,tegra20-pmc.txt | 103 ++
.../pinctrl/pinctrl-tegra-io-pad.h| 18 +++
3
Add bindings documentation for pad pull up and pull down offset values to be
programmed before executing automatic pad drive strength calibration.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
.../bindings/mmc/nvidia,tegra20-sdhci.txt | 35 +++
1 file changed, 35
Document the pinctrl bindings used by the SDHCI driver to reconfigure
pad voltages on controllers supporting multiple voltage levels.
Signed-off-by: Aapo Vienamo
Reviewed-by: Mikko Perttunen
Reviewed-by: Rob Herring
Acked-by: Thierry Reding
---
.../bindings/mmc/nvidia,tegra20-sdhci.txt
-off-by: Aapo Vienamo
Acked-by: Jon Hunter
Reviewed-by: Rob Herring
Acked-by: Thierry Reding
---
.../arm/tegra/nvidia,tegra186-pmc.txt | 93
.../bindings/arm/tegra/nvidia,tegra20-pmc.txt | 103 ++
.../pinctrl/pinctrl-tegra-io-pad.h| 18 +++
3
Add bindings documentation for pad pull up and pull down offset values to be
programmed before executing automatic pad drive strength calibration.
Signed-off-by: Aapo Vienamo
Acked-by: Thierry Reding
---
.../bindings/mmc/nvidia,tegra20-sdhci.txt | 35 +++
1 file changed, 35
() in tegra_sdhci_init_pinctrl_info()
- Don't change start_signal_voltage_switch callback if pinctrl info
invalid
- Only call udelay(1) on enable in tegra_sdhci_configure_cal_pad()
- Add nvidia, prefix to pad autocal offset dt props in the example
See the original patch sets for earlier c
() in tegra_sdhci_init_pinctrl_info()
- Don't change start_signal_voltage_switch callback if pinctrl info
invalid
- Only call udelay(1) on enable in tegra_sdhci_configure_cal_pad()
- Add nvidia, prefix to pad autocal offset dt props in the example
See the original patch sets for earlier c
On Mon, 27 Aug 2018 14:25:44 +0300
Adrian Hunter wrote:
> On 10/08/18 21:08, Aapo Vienamo wrote:
> > Add a quirk to disable card clock when the tuning command is sent.
> >
> > This has to be done to prevent the SDHCI controller from hanging on
> > Tegra210
On Mon, 27 Aug 2018 14:25:44 +0300
Adrian Hunter wrote:
> On 10/08/18 21:08, Aapo Vienamo wrote:
> > Add a quirk to disable card clock when the tuning command is sent.
> >
> > This has to be done to prevent the SDHCI controller from hanging on
> > Tegra210
On Mon, 27 Aug 2018 14:01:52 +0300
Adrian Hunter wrote:
> On 10/08/18 21:08, Aapo Vienamo wrote:
> > Add SDHCI_QUIRK2_TUNE_SKIP_XFERRMODE_REG_PROG to skip programming the
> > SDHCI_TRANSFER_MODE in sdhci_set_transfer_mode() if tuning command is
> > being sent.
> >
&
On Mon, 27 Aug 2018 14:01:52 +0300
Adrian Hunter wrote:
> On 10/08/18 21:08, Aapo Vienamo wrote:
> > Add SDHCI_QUIRK2_TUNE_SKIP_XFERRMODE_REG_PROG to skip programming the
> > SDHCI_TRANSFER_MODE in sdhci_set_transfer_mode() if tuning command is
> > being sent.
> >
&
On Mon, 27 Aug 2018 17:50:53 +0200
Thierry Reding wrote:
> On Mon, Aug 27, 2018 at 02:10:58PM +, Marcel Ziswiler wrote:
> > On Fri, 2018-08-10 at 21:08 +0300, Aapo Vienamo wrote:
> > > Hi all,
> > >
> > > This series implements support for faster
On Mon, 27 Aug 2018 17:50:53 +0200
Thierry Reding wrote:
> On Mon, Aug 27, 2018 at 02:10:58PM +, Marcel Ziswiler wrote:
> > On Fri, 2018-08-10 at 21:08 +0300, Aapo Vienamo wrote:
> > > Hi all,
> > >
> > > This series implements support for faster
Rerun the pad calibration procedure before sdhci_request() if
the 100 ms recalibration interval has been exceeded.
Signed-off-by: Aapo Vienamo
---
drivers/mmc/host/sdhci-tegra.c | 22 ++
1 file changed, 22 insertions(+)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers
Rerun the pad calibration procedure before sdhci_request() if
the 100 ms recalibration interval has been exceeded.
Signed-off-by: Aapo Vienamo
---
drivers/mmc/host/sdhci-tegra.c | 22 ++
1 file changed, 22 insertions(+)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers
Allow SDHCI drivers to hook code before and after sdhci_request() by
making it externally visible.
Signed-off-by: Aapo Vienamo
---
drivers/mmc/host/sdhci.c | 3 ++-
drivers/mmc/host/sdhci.h | 1 +
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci.c b/drivers
interval has passed.
This series depends on the "Tegra SDHCI add support for HS200 and UHS
signaling" series.
Aapo Vienamo (2):
mmc: sdhci: Export sdhci_request()
mmc: tegra: Implement periodic pad calibration
drivers/mmc/host/sdhci-tegra.c | 22 ++
driver
Allow SDHCI drivers to hook code before and after sdhci_request() by
making it externally visible.
Signed-off-by: Aapo Vienamo
---
drivers/mmc/host/sdhci.c | 3 ++-
drivers/mmc/host/sdhci.h | 1 +
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/host/sdhci.c b/drivers
interval has passed.
This series depends on the "Tegra SDHCI add support for HS200 and UHS
signaling" series.
Aapo Vienamo (2):
mmc: sdhci: Export sdhci_request()
mmc: tegra: Implement periodic pad calibration
drivers/mmc/host/sdhci-tegra.c | 22 ++
driver
_sdhci_hs400_enhanced_strobe()
- Use val instead of reg in tegra_sdhci_hs400_enhanced_strobe()
- Make commit message of "mmc: tegra: Implement HS400 delay line
calibration" more detailed
Aapo Vienamo (8):
dt-bindings: mmc: Add DQS trim value to Tegra SDHCI
mm
Implement eMMC HS400 enhanced strobe. Enhanced strobe is an alternative
mechanism to the HS400 tuning procedure.
Signed-off-by: Aapo Vienamo
---
drivers/mmc/host/sdhci-tegra.c | 23 +++
1 file changed, 23 insertions(+)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers
Enable HS400 signaling on Tegra210 SDMMC4 controller.
Signed-off-by: Aapo Vienamo
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index f8e5f09..8fe47d6 100644
_sdhci_hs400_enhanced_strobe()
- Use val instead of reg in tegra_sdhci_hs400_enhanced_strobe()
- Make commit message of "mmc: tegra: Implement HS400 delay line
calibration" more detailed
Aapo Vienamo (8):
dt-bindings: mmc: Add DQS trim value to Tegra SDHCI
mm
Implement eMMC HS400 enhanced strobe. Enhanced strobe is an alternative
mechanism to the HS400 tuning procedure.
Signed-off-by: Aapo Vienamo
---
drivers/mmc/host/sdhci-tegra.c | 23 +++
1 file changed, 23 insertions(+)
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers
Enable HS400 signaling on Tegra210 SDMMC4 controller.
Signed-off-by: Aapo Vienamo
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index f8e5f09..8fe47d6 100644
Add the HS400 DQS trim value for Tegra210 SDMMC4.
Signed-off-by: Aapo Vienamo
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index 14da98a..f8e5f09 100644
Add the HS400 DQS trim value for Tegra186 SDMMC4.
Signed-off-by: Aapo Vienamo
---
arch/arm64/boot/dts/nvidia/tegra186.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
index 6e9ef26..9e07bc6 100644
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