* [PATCH v3] arm64: dts: ti: k3-am654-main: Update otap-del-sel values
@ 2020-05-19 8:20 Faiz Abbas
2020-06-01 15:37 ` Faiz Abbas
0 siblings, 1 reply; 2+ messages in thread
From: Faiz Abbas @ 2020-05-19 8:20 UTC (permalink / raw)
To: linux-kernel, devicetree, linux-arm-kernel
Cc: t-kristo, nm, robh+dt, faiz_abbas
According to the latest AM65x Data Manual[1], a different output tap
delay value is optimum for a given speed mode. Update these values.
[1] http://www.ti.com/lit/gpn/am6526
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
---
v3: Updated values to the latest data manual revision
v2: Updated to the latest mainline kernel
arch/arm64/boot/dts/ti/k3-am65-main.dtsi | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
index 11887c72f23a..056130a126f9 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
@@ -244,7 +244,17 @@
interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
mmc-ddr-1_8v;
mmc-hs200-1_8v;
- ti,otap-del-sel = <0x2>;
+ ti,otap-del-sel-legacy = <0x0>;
+ ti,otap-del-sel-mmc-hs = <0x0>;
+ ti,otap-del-sel-sd-hs = <0x0>;
+ ti,otap-del-sel-sdr12 = <0x0>;
+ ti,otap-del-sel-sdr25 = <0x0>;
+ ti,otap-del-sel-sdr50 = <0x8>;
+ ti,otap-del-sel-sdr104 = <0x7>;
+ ti,otap-del-sel-ddr50 = <0x5>;
+ ti,otap-del-sel-ddr52 = <0x5>;
+ ti,otap-del-sel-hs200 = <0x5>;
+ ti,otap-del-sel-hs400 = <0x0>;
ti,trm-icp = <0x8>;
dma-coherent;
};
--
2.17.1
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^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v3] arm64: dts: ti: k3-am654-main: Update otap-del-sel values
2020-05-19 8:20 [PATCH v3] arm64: dts: ti: k3-am654-main: Update otap-del-sel values Faiz Abbas
@ 2020-06-01 15:37 ` Faiz Abbas
0 siblings, 0 replies; 2+ messages in thread
From: Faiz Abbas @ 2020-06-01 15:37 UTC (permalink / raw)
To: linux-kernel, devicetree, linux-arm-kernel; +Cc: t-kristo, nm, robh+dt
Hi,
On 19/05/20 1:50 pm, Faiz Abbas wrote:
> According to the latest AM65x Data Manual[1], a different output tap
> delay value is optimum for a given speed mode. Update these values.
>
> [1] http://www.ti.com/lit/gpn/am6526
>
> Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
> ---
>
> v3: Updated values to the latest data manual revision
>
> v2: Updated to the latest mainline kernel
>
Can this patch be picked up?
Thanks,
Faiz
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linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 2+ messages in thread
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