Add OTAP/ITAP values to enable HS400 timing for MMC0 and SDR104 timing for MMC1/MMC2. Remove no-1-8-v property to enable the highest speed mode possible. Update MMC OTAP/ITAP values according to the datasheet [0], refer to Table 7-79 for MMC0 and Table 7-97 for MMC1/MMC2. [0] https://www.ti.com/lit/ds/symlink/am62p.pdf Signed-off-by: Judith Mendez <jm@xxxxxx> --- arch/arm64/boot/dts/ti/k3-am62p-main.dtsi | 44 +++++++++++++++++++++-- arch/arm64/boot/dts/ti/k3-am62p5-sk.dts | 1 - 2 files changed, 41 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi index ef1c982a90d8..e43530beb79f 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi @@ -534,7 +534,21 @@ sdhci0: mmc@fa10000 { clock-names = "clk_ahb", "clk_xin"; assigned-clocks = <&k3_clks 57 2>; assigned-clock-parents = <&k3_clks 57 4>; - ti,otap-del-sel-legacy = <0x0>; + bus-width = <8>; + mmc-ddr-1_8v; + mmc-hs200-1_8v; + mmc-hs400-1_8v; + ti,clkbuf-sel = <0x7>; + ti,strobe-sel = <0x77>; + ti,trm-icp = <0x8>; + ti,otap-del-sel-legacy = <0x1>; + ti,otap-del-sel-mmc-hs = <0x1>; + ti,otap-del-sel-ddr52 = <0x6>; + ti,otap-del-sel-hs200 = <0x8>; + ti,otap-del-sel-hs400 = <0x5>; + ti,itap-del-sel-legacy = <0x10>; + ti,itap-del-sel-mmc-hs = <0xa>; + ti,itap-del-sel-ddr52 = <0x3>; status = "disabled"; }; @@ -545,7 +559,19 @@ sdhci1: mmc@fa00000 { power-domains = <&k3_pds 58 TI_SCI_PD_EXCLUSIVE>; clocks = <&k3_clks 58 5>, <&k3_clks 58 6>; clock-names = "clk_ahb", "clk_xin"; - ti,otap-del-sel-legacy = <0x8>; + bus-width = <4>; + ti,clkbuf-sel = <0x7>; + ti,otap-del-sel-legacy = <0x0>; + ti,otap-del-sel-sd-hs = <0x0>; + ti,otap-del-sel-sdr12 = <0xf>; + ti,otap-del-sel-sdr25 = <0xf>; + ti,otap-del-sel-sdr50 = <0xc>; + ti,otap-del-sel-ddr50 = <0x9>; + ti,otap-del-sel-sdr104 = <0x6>; + 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>; status = "disabled"; }; @@ -556,7 +582,19 @@ sdhci2: mmc@fa20000 { power-domains = <&k3_pds 184 TI_SCI_PD_EXCLUSIVE>; clocks = <&k3_clks 184 5>, <&k3_clks 184 6>; clock-names = "clk_ahb", "clk_xin"; - ti,otap-del-sel-legacy = <0x8>; + bus-width = <4>; + ti,clkbuf-sel = <0x7>; + ti,otap-del-sel-legacy = <0x0>; + ti,otap-del-sel-sd-hs = <0x0>; + ti,otap-del-sel-sdr12 = <0xf>; + ti,otap-del-sel-sdr25 = <0xf>; + ti,otap-del-sel-sdr50 = <0xc>; + ti,otap-del-sel-ddr50 = <0x9>; + ti,otap-del-sel-sdr104 = <0x6>; + 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>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts index 95a0146279b1..8c73587b0b62 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts @@ -424,7 +424,6 @@ &sdhci1 { pinctrl-0 = <&main_mmc1_pins_default>; ti,driver-strength-ohm = <50>; disable-wp; - no-1-8-v; bootph-all; }; -- 2.43.0
