On 10/30/23 1:31 AM, Nitin Yadav wrote:
Add sdhci0 DT node in k3-am62a-main for eMMC support. Droping
ITAP values as they are NA in datasheet[0] for lower speed modes.
[0]https://www.ti.com/lit/gpn/am62a3 Table: 7-79 (Page No. 179)
Minor comment below. All else looks good to me.
Reviewed by: Judith Mendez <jm@xxxxxx>
Signed-off-by: Nitin Yadav <n-yadav@xxxxxx>
---
arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
index de36abb243f1..89b8b7d302cd 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
@@ -488,6 +488,25 @@ 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>;
+ mmc-hs200-1_8v;
+ ti,trm-icp = <0x2>;
+ ti,otap-del-sel-legacy = <0x0>;
+ ti,otap-del-sel-mmc-hs = <0x0>;
+ ti,otap-del-sel-hs200 = <0x6>;
I am wondering why DDR52 speed mode was not added?
+ bus-width = <8>;
+ ti,clkbuf-sel = <0x7>;
+ status = "disabled";
+ };
+
sdhci1: mmc@fa00000 {
compatible = "ti,am62-sdhci";
reg = <0x00 0xfa00000 0x00 0x260>, <0x00 0xfa08000 0x00 0x134>;
~ Judith
