On 1/31/24 1:17 PM, Nishanth Menon wrote:
On 18:37-20240130, Judith Mendez wrote:
From: Nitin Yadav <n-yadav@xxxxxx>
Add sdhci0 DT node in k3-am62a-main for eMMC support. Add otap/itap
values according to the datasheet[0], Refer to Table 7-79.
[0] https://www.ti.com/lit/ds/symlink/am62a3.pdf
Signed-off-by: Judith Mendez <jm@xxxxxx>
Signed-off-by: Nitin Yadav <n-yadav@xxxxxx>
---
Side note: will appreciate if the dt patches come via the SoC dt tree
for TI K3 and not via mmc tree.
Will use DO NOT MERGE for v1, thanks.
arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
index f0b8c9ab1459..523dee78123a 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
@@ -536,6 +536,24 @@ main_gpio1: gpio@601000 {
status = "disabled";
};
+ sdhci0: mmc@fa10000 {
+ compatible = "ti,am62-sdhci";
+ reg = <0x00 0xfa10000 0x00 0x260>, <0x00 0xfa18000 0x00 0x134>;
+ interrupts = <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 57 TI_SCI_PD_EXCLUSIVE>;
+ clocks = <&k3_clks 57 5>, <&k3_clks 57 6>;
+ clock-names = "clk_ahb", "clk_xin";
+ assigned-clocks = <&k3_clks 57 6>;
+ assigned-clock-parents = <&k3_clks 57 8>;
+ bus-width = <8>;
+ mmc-hs200-1_8v;
+ ti,clkbuf-sel = <0x7>;
+ ti,otap-del-sel-legacy = <0x0>;
+ ti,otap-del-sel-mmc-hs = <0x0>;
+ ti,otap-del-sel-hs200 = <0x6>;
+ status = "disabled";
+ };
+
sdhci1: mmc@fa00000 {
compatible = "ti,am62-sdhci";
reg = <0x00 0xfa00000 0x00 0x260>, <0x00 0xfa08000 0x00 0x134>;
--
2.34.1
