Commit eb8f6194 authored by Aswath Govindraju's avatar Aswath Govindraju Committed by Nishanth Menon

arm64: dts: ti: k3-j721e-main: Update the speed modes supported and their itap...

arm64: dts: ti: k3-j721e-main: Update the speed modes supported and their itap delay values for MMCSD subsystems

According to latest errata of J721e [1], HS400 mode is not supported
in MMCSD0 subsystem (i2024) and SDR104 mode is not supported in MMCSD1/2
subsystems (i2090). Therefore, replace mmc-hs400-1_8v with mmc-hs200-1_8v
in MMCSD0 subsystem and add a sdhci mask to disable SDR104 speed mode.

Also, update the itap delay values for all the MMCSD subsystems according
the latest J721e data sheet[2]

[1] - https://www.ti.com/lit/er/sprz455/sprz455.pdf
[2] - https://www.ti.com/lit/ds/symlink/tda4vm.pdf

Fixes: cd48ce86 ("arm64: dts: ti: k3-j721e-common-proc-board: Add support for SD card UHS modes")
Signed-off-by: default avatarAswath Govindraju <a-govindraju@ti.com>
Signed-off-by: default avatarNishanth Menon <nm@ti.com>
Reviewed-by: default avatarKishon Vijay Abraham I <kishon@ti.com>
Link: https://lore.kernel.org/r/20210305054104.10153-1-a-govindraju@ti.com
parent 6674a90b
...@@ -1042,13 +1042,16 @@ main_sdhci0: mmc@4f80000 { ...@@ -1042,13 +1042,16 @@ main_sdhci0: mmc@4f80000 {
assigned-clocks = <&k3_clks 91 1>; assigned-clocks = <&k3_clks 91 1>;
assigned-clock-parents = <&k3_clks 91 2>; assigned-clock-parents = <&k3_clks 91 2>;
bus-width = <8>; bus-width = <8>;
mmc-hs400-1_8v; mmc-hs200-1_8v;
mmc-ddr-1_8v; mmc-ddr-1_8v;
ti,otap-del-sel-legacy = <0xf>; ti,otap-del-sel-legacy = <0xf>;
ti,otap-del-sel-mmc-hs = <0xf>; ti,otap-del-sel-mmc-hs = <0xf>;
ti,otap-del-sel-ddr52 = <0x5>; ti,otap-del-sel-ddr52 = <0x5>;
ti,otap-del-sel-hs200 = <0x6>; ti,otap-del-sel-hs200 = <0x6>;
ti,otap-del-sel-hs400 = <0x0>; ti,otap-del-sel-hs400 = <0x0>;
ti,itap-del-sel-legacy = <0x10>;
ti,itap-del-sel-mmc-hs = <0xa>;
ti,itap-del-sel-ddr52 = <0x3>;
ti,trm-icp = <0x8>; ti,trm-icp = <0x8>;
ti,strobe-sel = <0x77>; ti,strobe-sel = <0x77>;
dma-coherent; dma-coherent;
...@@ -1069,9 +1072,15 @@ main_sdhci1: mmc@4fb0000 { ...@@ -1069,9 +1072,15 @@ main_sdhci1: mmc@4fb0000 {
ti,otap-del-sel-sdr25 = <0xf>; ti,otap-del-sel-sdr25 = <0xf>;
ti,otap-del-sel-sdr50 = <0xc>; ti,otap-del-sel-sdr50 = <0xc>;
ti,otap-del-sel-ddr50 = <0xc>; ti,otap-del-sel-ddr50 = <0xc>;
ti,itap-del-sel-legacy = <0x0>;
ti,itap-del-sel-sd-hs = <0x0>;
ti,itap-del-sel-sdr12 = <0x0>;
ti,itap-del-sel-sdr25 = <0x0>;
ti,itap-del-sel-ddr50 = <0x2>;
ti,trm-icp = <0x8>; ti,trm-icp = <0x8>;
ti,clkbuf-sel = <0x7>; ti,clkbuf-sel = <0x7>;
dma-coherent; dma-coherent;
sdhci-caps-mask = <0x2 0x0>;
}; };
main_sdhci2: mmc@4f98000 { main_sdhci2: mmc@4f98000 {
...@@ -1089,9 +1098,15 @@ main_sdhci2: mmc@4f98000 { ...@@ -1089,9 +1098,15 @@ main_sdhci2: mmc@4f98000 {
ti,otap-del-sel-sdr25 = <0xf>; ti,otap-del-sel-sdr25 = <0xf>;
ti,otap-del-sel-sdr50 = <0xc>; ti,otap-del-sel-sdr50 = <0xc>;
ti,otap-del-sel-ddr50 = <0xc>; ti,otap-del-sel-ddr50 = <0xc>;
ti,itap-del-sel-legacy = <0x0>;
ti,itap-del-sel-sd-hs = <0x0>;
ti,itap-del-sel-sdr12 = <0x0>;
ti,itap-del-sel-sdr25 = <0x0>;
ti,itap-del-sel-ddr50 = <0x2>;
ti,trm-icp = <0x8>; ti,trm-icp = <0x8>;
ti,clkbuf-sel = <0x7>; ti,clkbuf-sel = <0x7>;
dma-coherent; dma-coherent;
sdhci-caps-mask = <0x2 0x0>;
}; };
usbss0: cdns-usb@4104000 { usbss0: cdns-usb@4104000 {
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment