* [PATCH 0/2] add i2c support for mt8186
@ 2022-01-08 9:54 Kewei Xu
2022-01-08 9:54 ` [PATCH 1/2] dt-bindings: i2c: update bindings for MT8186 SoC Kewei Xu
2022-01-08 9:54 ` [PATCH 2/2] i2c: mediatek: Add i2c compatible for Mediatek MT8186 Kewei Xu
0 siblings, 2 replies; 4+ messages in thread
From: Kewei Xu @ 2022-01-08 9:54 UTC (permalink / raw)
To: wsa
Cc: matthias.bgg, robh+dt, linux-i2c, devicetree, linux-arm-kernel,
linux-kernel, linux-mediatek, srv_heupstream, leilk.liu,
qii.wang, liguo.zhang, caiyu.chen, housong.zhang, yuhan.wei,
kewei.xu, ryan-jh.yu
Kewei Xu (2):
dt-bindings: i2c: update bindings for MT8186 SoC
i2c: mediatek: Add i2c compatible for Mediatek MT8186
.../devicetree/bindings/i2c/i2c-mt65xx.txt | 1 +
drivers/i2c/busses/i2c-mt65xx.c | 14 ++++++++++++++
2 files changed, 15 insertions(+)
--
2.18.0
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH 1/2] dt-bindings: i2c: update bindings for MT8186 SoC
2022-01-08 9:54 [PATCH 0/2] add i2c support for mt8186 Kewei Xu
@ 2022-01-08 9:54 ` Kewei Xu
2022-01-12 2:04 ` Rob Herring
2022-01-08 9:54 ` [PATCH 2/2] i2c: mediatek: Add i2c compatible for Mediatek MT8186 Kewei Xu
1 sibling, 1 reply; 4+ messages in thread
From: Kewei Xu @ 2022-01-08 9:54 UTC (permalink / raw)
To: wsa
Cc: matthias.bgg, robh+dt, linux-i2c, devicetree, linux-arm-kernel,
linux-kernel, linux-mediatek, srv_heupstream, leilk.liu,
qii.wang, liguo.zhang, caiyu.chen, housong.zhang, yuhan.wei,
kewei.xu, ryan-jh.yu
Add a DT binding documentation for the MT8186 soc.
Signed-off-by: Kewei Xu <kewei.xu@mediatek.com>
---
Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt | 1 +
1 file changed, 1 insertion(+)
diff --git a/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt b/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt
index 5ea216ae7084..88f74a3c81ec 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt
@@ -14,6 +14,7 @@ Required properties:
"mediatek,mt7629-i2c", "mediatek,mt2712-i2c": for MediaTek MT7629
"mediatek,mt8173-i2c": for MediaTek MT8173
"mediatek,mt8183-i2c": for MediaTek MT8183
+ "mediatek,mt8186-i2c": for MediaTek MT8186
"mediatek,mt8192-i2c": for MediaTek MT8192
"mediatek,mt8195-i2c", "mediatek,mt8192-i2c": for MediaTek MT8195
"mediatek,mt8516-i2c", "mediatek,mt2712-i2c": for MediaTek MT8516
--
2.25.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH 2/2] i2c: mediatek: Add i2c compatible for Mediatek MT8186
2022-01-08 9:54 [PATCH 0/2] add i2c support for mt8186 Kewei Xu
2022-01-08 9:54 ` [PATCH 1/2] dt-bindings: i2c: update bindings for MT8186 SoC Kewei Xu
@ 2022-01-08 9:54 ` Kewei Xu
1 sibling, 0 replies; 4+ messages in thread
From: Kewei Xu @ 2022-01-08 9:54 UTC (permalink / raw)
To: wsa
Cc: matthias.bgg, robh+dt, linux-i2c, devicetree, linux-arm-kernel,
linux-kernel, linux-mediatek, srv_heupstream, leilk.liu,
qii.wang, liguo.zhang, caiyu.chen, housong.zhang, yuhan.wei,
kewei.xu, ryan-jh.yu
Add i2c compatible for MT8186. Compare to MT8192 i2c controller,
MT8186 doesn't need handshake signal witch apdma.
Signed-off-by: Kewei Xu <kewei.xu@mediatek.com>
---
drivers/i2c/busses/i2c-mt65xx.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
index 9ea427f53083..aa4d21838e14 100644
--- a/drivers/i2c/busses/i2c-mt65xx.c
+++ b/drivers/i2c/busses/i2c-mt65xx.c
@@ -397,6 +397,19 @@ static const struct mtk_i2c_compatible mt8183_compat = {
.max_dma_support = 33,
};
+static const struct mtk_i2c_compatible mt8186_compat = {
+ .regs = mt_i2c_regs_v2,
+ .pmic_i2c = 0,
+ .dcm = 0,
+ .auto_restart = 1,
+ .aux_len_reg = 1,
+ .timing_adjust = 1,
+ .dma_sync = 0,
+ .ltiming_adjust = 1,
+ .apdma_sync = 0,
+ .max_dma_support = 36,
+};
+
static const struct mtk_i2c_compatible mt8192_compat = {
.quirks = &mt8183_i2c_quirks,
.regs = mt_i2c_regs_v2,
@@ -418,6 +431,7 @@ static const struct of_device_id mtk_i2c_of_match[] = {
{ .compatible = "mediatek,mt7622-i2c", .data = &mt7622_compat },
{ .compatible = "mediatek,mt8173-i2c", .data = &mt8173_compat },
{ .compatible = "mediatek,mt8183-i2c", .data = &mt8183_compat },
+ { .compatible = "mediatek,mt8186-i2c", .data = &mt8186_compat },
{ .compatible = "mediatek,mt8192-i2c", .data = &mt8192_compat },
{}
};
--
2.25.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH 1/2] dt-bindings: i2c: update bindings for MT8186 SoC
2022-01-08 9:54 ` [PATCH 1/2] dt-bindings: i2c: update bindings for MT8186 SoC Kewei Xu
@ 2022-01-12 2:04 ` Rob Herring
0 siblings, 0 replies; 4+ messages in thread
From: Rob Herring @ 2022-01-12 2:04 UTC (permalink / raw)
To: Kewei Xu
Cc: matthias.bgg, yuhan.wei, liguo.zhang, caiyu.chen, devicetree,
linux-kernel, qii.wang, ryan-jh.yu, leilk.liu, linux-mediatek,
srv_heupstream, linux-i2c, housong.zhang, robh+dt, wsa,
linux-arm-kernel
On Sat, 08 Jan 2022 17:54:17 +0800, Kewei Xu wrote:
> Add a DT binding documentation for the MT8186 soc.
>
> Signed-off-by: Kewei Xu <kewei.xu@mediatek.com>
> ---
> Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt | 1 +
> 1 file changed, 1 insertion(+)
>
Acked-by: Rob Herring <robh@kernel.org>
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2022-01-12 2:04 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2022-01-12 2:04 ` Rob Herring
2022-01-08 9:54 ` [PATCH 2/2] i2c: mediatek: Add i2c compatible for Mediatek MT8186 Kewei Xu
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