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* [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
  2020-06-22  7:41 ` Tero Kristo
  0 siblings, 2 replies; 3+ messages in thread
From: Faiz Abbas @ 2020-05-19  8:20 UTC (permalink / raw)
  To: linux-kernel, devicetree, linux-arm-kernel
  Cc: robh+dt, t-kristo, faiz_abbas, nm

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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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
2020-06-22  7:41 ` Tero Kristo

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