[RESEND PATCH 0/2] Add i2c dt-binding and compatible for Mediatek MT7622 SoC

[RESEND PATCH 0/2] Add i2c dt-binding and compatible for Mediatek MT7622 SoC

[Jun Gao]

This patch series based on v4.13-rc1, include MT7622 i2c dt-binding
and compatible.

Jun Gao (2):
  dt-bindings: i2c: Add MediaTek MT7622 i2c binding
  i2c: mediatek: Add i2c compatible for MediaTek MT7622

 Documentation/devicetree/bindings/i2c/i2c-mtk.txt | 11 ++++++-----
 drivers/i2c/busses/i2c-mt65xx.c                   | 18 ++++++++++++++++++
 2 files changed, 24 insertions(+), 5 deletions(-)

--
1.8.1.1

[RESEND PATCH 1/2] dt-bindings: i2c: Add MediaTek MT7622 i2c binding

[Jun Gao]

From: Jun Gao <jun.gao@mediatek.com>

Add MT7622 i2c binding to binding file. Compare to MT8173 i2c
controller, MT7622 limits message numbers to 255, and does not
support 4GB DMA mode.

Signed-off-by: Jun Gao <jun.gao@mediatek.com>
---
 Documentation/devicetree/bindings/i2c/i2c-mtk.txt | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
index bd5a7be..ff9ac61 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
@@ -4,11 +4,12 @@ The Mediatek's I2C controller is used to interface with I2C devices.
 
 Required properties:
   - compatible: value should be either of the following.
-      "mediatek,mt2701-i2c", "mediatek,mt6577-i2c": for Mediatek mt2701
-      "mediatek,mt6577-i2c": for i2c compatible with mt6577.
-      "mediatek,mt6589-i2c": for i2c compatible with mt6589.
-      "mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for i2c compatible with mt7623.
-      "mediatek,mt8173-i2c": for i2c compatible with mt8173.
+	"mediatek,mt2701-i2c", "mediatek,mt6577-i2c": for Mediatek MT2701
+	"mediatek,mt6577-i2c": for Mediatek MT6577
+	"mediatek,mt6589-i2c": for Mediatek MT6589
+	"mediatek,mt7622-i2c": for Mediatek MT7622
+	"mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for Mediatek MT7623
+	"mediatek,mt8173-i2c": for Mediatek MT8173
   - reg: physical base address of the controller and dma base, length of memory
     mapped region.
   - interrupts: interrupt number to the cpu.
-- 
1.8.1.1

[RESEND PATCH 2/2] i2c: mediatek: Add i2c compatible for MediaTek MT7622

[Jun Gao]

From: Jun Gao <jun.gao@mediatek.com>

Add i2c compatible for MT7622. Compare to MT8173 i2c controller,
MT7622 limits message numbers to 255, and does not support 4GB
DMA mode.

Signed-off-by: Jun Gao <jun.gao@mediatek.com>
---
 drivers/i2c/busses/i2c-mt65xx.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
index 9bedf0b..2c7f847 100644
--- a/drivers/i2c/busses/i2c-mt65xx.c
+++ b/drivers/i2c/busses/i2c-mt65xx.c
@@ -172,6 +172,14 @@ struct mtk_i2c {
 	.max_comb_2nd_msg_len = 31,
 };
 
+static const struct i2c_adapter_quirks mt7622_i2c_quirks = {
+	.max_num_msgs = 255,
+	.max_write_len = 65535,
+	.max_read_len = 65535,
+	.max_comb_1st_msg_len = 65535,
+	.max_comb_2nd_msg_len = 65535,
+};
+
 static const struct mtk_i2c_compatible mt6577_compat = {
 	.quirks = &mt6577_i2c_quirks,
 	.pmic_i2c = 0,
@@ -190,6 +198,15 @@ struct mtk_i2c {
 	.support_33bits = 0,
 };
 
+static const struct mtk_i2c_compatible mt7622_compat = {
+	.quirks = &mt7622_i2c_quirks,
+	.pmic_i2c = 0,
+	.dcm = 1,
+	.auto_restart = 1,
+	.aux_len_reg = 1,
+	.support_33bits = 0,
+};
+
 static const struct mtk_i2c_compatible mt8173_compat = {
 	.pmic_i2c = 0,
 	.dcm = 1,
@@ -201,6 +218,7 @@ struct mtk_i2c {
 static const struct of_device_id mtk_i2c_of_match[] = {
 	{ .compatible = "mediatek,mt6577-i2c", .data = &mt6577_compat },
 	{ .compatible = "mediatek,mt6589-i2c", .data = &mt6589_compat },
+	{ .compatible = "mediatek,mt7622-i2c", .data = &mt7622_compat },
 	{ .compatible = "mediatek,mt8173-i2c", .data = &mt8173_compat },
 	{}
 };
-- 
1.8.1.1

Re: [RESEND PATCH 2/2] i2c: mediatek: Add i2c compatible for MediaTek MT7622

[Jun Gao]

On Thu, 2017-08-10 at 10:27 +0800, Jun Gao wrote:
> From: Jun Gao <jun.gao@mediatek.com>
> 
> Add i2c compatible for MT7622. Compare to MT8173 i2c controller,
> MT7622 limits message numbers to 255, and does not support 4GB
> DMA mode.
> 

These two resend patches only modify commit message.
Thanks!

Jun

> Signed-off-by: Jun Gao <jun.gao@mediatek.com>
> ---
>  drivers/i2c/busses/i2c-mt65xx.c | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
> 
> diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
> index 9bedf0b..2c7f847 100644
> --- a/drivers/i2c/busses/i2c-mt65xx.c
> +++ b/drivers/i2c/busses/i2c-mt65xx.c
> @@ -172,6 +172,14 @@ struct mtk_i2c {
>  	.max_comb_2nd_msg_len = 31,
>  };
>  
> +static const struct i2c_adapter_quirks mt7622_i2c_quirks = {
> +	.max_num_msgs = 255,
> +	.max_write_len = 65535,
> +	.max_read_len = 65535,
> +	.max_comb_1st_msg_len = 65535,
> +	.max_comb_2nd_msg_len = 65535,
> +};
> +
>  static const struct mtk_i2c_compatible mt6577_compat = {
>  	.quirks = &mt6577_i2c_quirks,
>  	.pmic_i2c = 0,
> @@ -190,6 +198,15 @@ struct mtk_i2c {
>  	.support_33bits = 0,
>  };
>  
> +static const struct mtk_i2c_compatible mt7622_compat = {
> +	.quirks = &mt7622_i2c_quirks,
> +	.pmic_i2c = 0,
> +	.dcm = 1,
> +	.auto_restart = 1,
> +	.aux_len_reg = 1,
> +	.support_33bits = 0,
> +};
> +
>  static const struct mtk_i2c_compatible mt8173_compat = {
>  	.pmic_i2c = 0,
>  	.dcm = 1,
> @@ -201,6 +218,7 @@ struct mtk_i2c {
>  static const struct of_device_id mtk_i2c_of_match[] = {
>  	{ .compatible = "mediatek,mt6577-i2c", .data = &mt6577_compat },
>  	{ .compatible = "mediatek,mt6589-i2c", .data = &mt6589_compat },
> +	{ .compatible = "mediatek,mt7622-i2c", .data = &mt7622_compat },
>  	{ .compatible = "mediatek,mt8173-i2c", .data = &mt8173_compat },
>  	{}
>  };

Re: [RESEND PATCH 2/2] i2c: mediatek: Add i2c compatible for MediaTek MT7622

[Yingjoe Chen]

On Thu, 2017-08-10 at 15:22 +0800, Jun Gao wrote:
> On Thu, 2017-08-10 at 10:27 +0800, Jun Gao wrote:
> > From: Jun Gao <jun.gao@mediatek.com>
> > 
> > Add i2c compatible for MT7622. Compare to MT8173 i2c controller,
> > MT7622 limits message numbers to 255, and does not support 4GB
> > DMA mode.
> > 
> 
> These two resend patches only modify commit message.
> Thanks!
> 
> Jun

Looks good to me, so for new version:
Reviewed-by: Yingjoe Chen <yingjoe.chen@mediatek.com>

Joe.C


> 
> > Signed-off-by: Jun Gao <jun.gao@mediatek.com>
> > ---
> >  drivers/i2c/busses/i2c-mt65xx.c | 18 ++++++++++++++++++
> >  1 file changed, 18 insertions(+)
> > 
> > diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
> > index 9bedf0b..2c7f847 100644
> > --- a/drivers/i2c/busses/i2c-mt65xx.c
> > +++ b/drivers/i2c/busses/i2c-mt65xx.c
> > @@ -172,6 +172,14 @@ struct mtk_i2c {
> >  	.max_comb_2nd_msg_len = 31,
> >  };
> >  
> > +static const struct i2c_adapter_quirks mt7622_i2c_quirks = {
> > +	.max_num_msgs = 255,
> > +	.max_write_len = 65535,
> > +	.max_read_len = 65535,
> > +	.max_comb_1st_msg_len = 65535,
> > +	.max_comb_2nd_msg_len = 65535,
> > +};
> > +
> >  static const struct mtk_i2c_compatible mt6577_compat = {
> >  	.quirks = &mt6577_i2c_quirks,
> >  	.pmic_i2c = 0,
> > @@ -190,6 +198,15 @@ struct mtk_i2c {
> >  	.support_33bits = 0,
> >  };
> >  
> > +static const struct mtk_i2c_compatible mt7622_compat = {
> > +	.quirks = &mt7622_i2c_quirks,
> > +	.pmic_i2c = 0,
> > +	.dcm = 1,
> > +	.auto_restart = 1,
> > +	.aux_len_reg = 1,
> > +	.support_33bits = 0,
> > +};
> > +
> >  static const struct mtk_i2c_compatible mt8173_compat = {
> >  	.pmic_i2c = 0,
> >  	.dcm = 1,
> > @@ -201,6 +218,7 @@ struct mtk_i2c {
> >  static const struct of_device_id mtk_i2c_of_match[] = {
> >  	{ .compatible = "mediatek,mt6577-i2c", .data = &mt6577_compat },
> >  	{ .compatible = "mediatek,mt6589-i2c", .data = &mt6589_compat },
> > +	{ .compatible = "mediatek,mt7622-i2c", .data = &mt7622_compat },
> >  	{ .compatible = "mediatek,mt8173-i2c", .data = &mt8173_compat },
> >  	{}
> >  };
> 
> 
> 
> _______________________________________________
> Linux-mediatek mailing list
> Linux-mediatek@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-mediatek

Re: [RESEND PATCH 1/2] dt-bindings: i2c: Add MediaTek MT7622 i2c binding

[Honghui Zhang]

On Thu, 2017-08-10 at 10:27 +0800, Jun Gao wrote:
> From: Jun Gao <jun.gao@mediatek.com>
> 
> Add MT7622 i2c binding to binding file. Compare to MT8173 i2c
> controller, MT7622 limits message numbers to 255, and does not
> support 4GB DMA mode.
> 
> Signed-off-by: Jun Gao <jun.gao@mediatek.com>
> ---
>  Documentation/devicetree/bindings/i2c/i2c-mtk.txt | 11 ++++++-----
>  1 file changed, 6 insertions(+), 5 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
> index bd5a7be..ff9ac61 100644
> --- a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
> +++ b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
> @@ -4,11 +4,12 @@ The Mediatek's I2C controller is used to interface with I2C devices.
>  
>  Required properties:
>    - compatible: value should be either of the following.
> -      "mediatek,mt2701-i2c", "mediatek,mt6577-i2c": for Mediatek mt2701
> -      "mediatek,mt6577-i2c": for i2c compatible with mt6577.
> -      "mediatek,mt6589-i2c": for i2c compatible with mt6589.
> -      "mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for i2c compatible with mt7623.
> -      "mediatek,mt8173-i2c": for i2c compatible with mt8173.
> +	"mediatek,mt2701-i2c", "mediatek,mt6577-i2c": for Mediatek MT2701
> +	"mediatek,mt6577-i2c": for Mediatek MT6577
> +	"mediatek,mt6589-i2c": for Mediatek MT6589

Better not change those and just add compatible strings for mt7622.

> +	"mediatek,mt7622-i2c": for Mediatek MT7622
> +	"mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for Mediatek MT7623
> +	"mediatek,mt8173-i2c": for Mediatek MT8173
>    - reg: physical base address of the controller and dma base, length of memory
>      mapped region.
>    - interrupts: interrupt number to the cpu.

Re: [RESEND PATCH 1/2] dt-bindings: i2c: Add MediaTek MT7622 i2c binding

[Jun Gao]

On Thu, 2017-08-10 at 16:19 +0800, Honghui Zhang wrote:
> On Thu, 2017-08-10 at 10:27 +0800, Jun Gao wrote:
> > From: Jun Gao <jun.gao@mediatek.com>
> > 
> > Add MT7622 i2c binding to binding file. Compare to MT8173 i2c
> > controller, MT7622 limits message numbers to 255, and does not
> > support 4GB DMA mode.
> > 
> > Signed-off-by: Jun Gao <jun.gao@mediatek.com>
> > ---
> >  Documentation/devicetree/bindings/i2c/i2c-mtk.txt | 11 ++++++-----
> >  1 file changed, 6 insertions(+), 5 deletions(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
> > index bd5a7be..ff9ac61 100644
> > --- a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
> > +++ b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
> > @@ -4,11 +4,12 @@ The Mediatek's I2C controller is used to interface with I2C devices.
> >  
> >  Required properties:
> >    - compatible: value should be either of the following.
> > -      "mediatek,mt2701-i2c", "mediatek,mt6577-i2c": for Mediatek mt2701
> > -      "mediatek,mt6577-i2c": for i2c compatible with mt6577.
> > -      "mediatek,mt6589-i2c": for i2c compatible with mt6589.
> > -      "mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for i2c compatible with mt7623.
> > -      "mediatek,mt8173-i2c": for i2c compatible with mt8173.
> > +	"mediatek,mt2701-i2c", "mediatek,mt6577-i2c": for Mediatek MT2701
> > +	"mediatek,mt6577-i2c": for Mediatek MT6577
> > +	"mediatek,mt6589-i2c": for Mediatek MT6589
> 
> Better not change those and just add compatible strings for mt7622.
> 
It seems better to use the same format for all SoCs. 

Jun
> > +	"mediatek,mt7622-i2c": for Mediatek MT7622
> > +	"mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for Mediatek MT7623
> > +	"mediatek,mt8173-i2c": for Mediatek MT8173
> >    - reg: physical base address of the controller and dma base, length of memory
> >      mapped region.
> >    - interrupts: interrupt number to the cpu.
> 
> 

Re: [RESEND PATCH 1/2] dt-bindings: i2c: Add MediaTek MT7622 i2c binding

[Honghui Zhang]

On Fri, 2017-08-11 at 09:37 +0800, Jun Gao wrote:
> On Thu, 2017-08-10 at 16:19 +0800, Honghui Zhang wrote:
> > On Thu, 2017-08-10 at 10:27 +0800, Jun Gao wrote:
> > > From: Jun Gao <jun.gao@mediatek.com>
> > > 
> > > Add MT7622 i2c binding to binding file. Compare to MT8173 i2c
> > > controller, MT7622 limits message numbers to 255, and does not
> > > support 4GB DMA mode.
> > > 
> > > Signed-off-by: Jun Gao <jun.gao@mediatek.com>
> > > ---
> > >  Documentation/devicetree/bindings/i2c/i2c-mtk.txt | 11 ++++++-----
> > >  1 file changed, 6 insertions(+), 5 deletions(-)
> > > 
> > > diff --git a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
> > > index bd5a7be..ff9ac61 100644
> > > --- a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
> > > +++ b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
> > > @@ -4,11 +4,12 @@ The Mediatek's I2C controller is used to interface with I2C devices.
> > >  
> > >  Required properties:
> > >    - compatible: value should be either of the following.
> > > -      "mediatek,mt2701-i2c", "mediatek,mt6577-i2c": for Mediatek mt2701
> > > -      "mediatek,mt6577-i2c": for i2c compatible with mt6577.
> > > -      "mediatek,mt6589-i2c": for i2c compatible with mt6589.
> > > -      "mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for i2c compatible with mt7623.
> > > -      "mediatek,mt8173-i2c": for i2c compatible with mt8173.
> > > +	"mediatek,mt2701-i2c", "mediatek,mt6577-i2c": for Mediatek MT2701
> > > +	"mediatek,mt6577-i2c": for Mediatek MT6577
> > > +	"mediatek,mt6589-i2c": for Mediatek MT6589
> > 
> > Better not change those and just add compatible strings for mt7622.
> > 
> It seems better to use the same format for all SoCs. 
> 

Alright, do you need to put those changes in commit message?
Thanks.

> Jun
> > > +	"mediatek,mt7622-i2c": for Mediatek MT7622
> > > +	"mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for Mediatek MT7623
> > > +	"mediatek,mt8173-i2c": for Mediatek MT8173
> > >    - reg: physical base address of the controller and dma base, length of memory
> > >      mapped region.
> > >    - interrupts: interrupt number to the cpu.
> > 
> > 
> 
>