diff options
| author | Judith Mendez <jm@ti.com> | 2024-02-13 17:56:57 -0600 |
|---|---|---|
| committer | Vignesh Raghavendra <vigneshr@ti.com> | 2024-02-19 12:02:47 +0530 |
| commit | 37f28165518f7df2ed085e4481dade9c262b593b (patch) | |
| tree | 36c5dae31e2a6699411316e3badaa642ddee025b | |
| parent | 379c7752bbd0e81654544a896dd19c19ebb6faba (diff) | |
| download | lwn-37f28165518f7df2ed085e4481dade9c262b593b.tar.gz lwn-37f28165518f7df2ed085e4481dade9c262b593b.zip | |
arm64: dts: ti: k3-am62p: Add ITAP/OTAP values for MMC
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@ti.com>
Link: https://lore.kernel.org/r/20240213235701.2438513-6-jm@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am62p-main.dtsi | 44 | ||||
| -rw-r--r-- | 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 @@ 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 @@ 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 @@ 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 @@ pinctrl-0 = <&main_mmc1_pins_default>; ti,driver-strength-ohm = <50>; disable-wp; - no-1-8-v; bootph-all; }; |