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Message-Id: <20250913-pxa1908-dts-v1-3-8120cdc969b8@dujemihanovic.xyz>
Date: Sat, 13 Sep 2025 23:21:05 +0200
From: Duje Mihanović <dujemihanovic32@...il.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Kees Cook <kees@...nel.org>,
Tony Luck <tony.luck@...el.com>,
"Guilherme G. Piccoli" <gpiccoli@...lia.com>
Cc: Karel Balej <balejk@...fyz.cz>, David Wronek <david@...nlining.org>,
phone-devel@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht,
linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org,
Duje Mihanović <duje@...emihanovic.xyz>
Subject: [PATCH RESEND 3/9] arm64: dts: marvell: samsung,coreprimevelte:
Enable eMMC
From: Duje Mihanović <duje@...emihanovic.xyz>
Commit a41fcca4b342 ("mmc: sdhci-pxav3: set NEED_RSP_BUSY capability")
fixed eMMC probing on this board. Enable the eMMC and add its pinctrl.
Signed-off-by: Duje Mihanović <duje@...emihanovic.xyz>
---
.../marvell/mmp/pxa1908-samsung-coreprimevelte.dts | 79 +++++++++++++++++++++-
1 file changed, 77 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts b/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts
index aa161982ca43844287d212e8a24884d2b8440fed..78b7bccfc5f299889d1b9a8fd2c08554f17eb147 100644
--- a/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts
+++ b/arch/arm64/boot/dts/marvell/mmp/pxa1908-samsung-coreprimevelte.dts
@@ -292,6 +292,79 @@ sdh0_pins_2: sdh0-pins-2 {
pinctrl-single,input-schmitt-enable = <0x40 0 0x40 0x40>;
pinctrl-single,low-power-mode = <0x208 0x388>;
};
+
+ sdh2_pins_0: sdh2-pins-0 {
+ pinctrl-single,pins = <
+ 0x24 1
+ 0x28 1
+ 0x2c 1
+ 0x30 1
+ 0x34 1
+ 0x38 1
+ 0x3c 1
+ 0x40 1
+ >;
+ pinctrl-single,drive-strength = <0x1000 0x1800>;
+ pinctrl-single,bias-pullup = <0 0xc000 0 0xc000>;
+ pinctrl-single,bias-pulldown = <0 0xa000 0 0xa000>;
+ pinctrl-single,input-schmitt = <0 0x30>;
+ pinctrl-single,input-schmitt-enable = <0x40 0 0x40 0x40>;
+ pinctrl-single,low-power-mode = <0 0x388>;
+ };
+
+ sdh2_pins_1: sdh2-pins-1 {
+ pinctrl-single,pins = <0x64 1>;
+ pinctrl-single,drive-strength = <0x1000 0x1800>;
+ pinctrl-single,bias-pullup = <0 0xc000 0 0xc000>;
+ pinctrl-single,bias-pulldown = <0 0xa000 0 0xa000>;
+ pinctrl-single,input-schmitt = <0 0x30>;
+ pinctrl-single,input-schmitt-enable = <0x40 0 0x40 0x40>;
+ pinctrl-single,low-power-mode = <0x208 0x388>;
+ };
+
+ sdh2_pins_2: sdh2-pins-2 {
+ pinctrl-single,pins = <0x5c 1>;
+ pinctrl-single,bias-pullup = <0xc000 0xc000 0 0xc000>;
+ pinctrl-single,bias-pulldown = <0x8000 0xa000 0x8000 0xa000>;
+ pinctrl-single,low-power-mode = <0x288 0x388>;
+ };
+
+ sdh2_fast_pins_0: sdh2-fast-pins-0 {
+ pinctrl-single,pins = <
+ 0x24 1
+ 0x28 1
+ 0x2c 1
+ 0x30 1
+ 0x34 1
+ 0x38 1
+ 0x3c 1
+ 0x40 1
+ >;
+ pinctrl-single,drive-strength = <0x1800 0x1800>;
+ pinctrl-single,bias-pullup = <0 0xc000 0 0xc000>;
+ pinctrl-single,bias-pulldown = <0 0xa000 0 0xa000>;
+ pinctrl-single,input-schmitt = <0 0x30>;
+ pinctrl-single,input-schmitt-enable = <0x40 0 0x40 0x40>;
+ pinctrl-single,low-power-mode = <0 0x388>;
+ };
+
+ sdh2_fast_pins_1: sdh2-fast-pins-1 {
+ pinctrl-single,pins = <0x64 1>;
+ pinctrl-single,drive-strength = <0x1800 0x1800>;
+ pinctrl-single,bias-pullup = <0 0xc000 0 0xc000>;
+ pinctrl-single,bias-pulldown = <0 0xa000 0 0xa000>;
+ pinctrl-single,input-schmitt = <0 0x30>;
+ pinctrl-single,input-schmitt-enable = <0x40 0 0x40 0x40>;
+ pinctrl-single,low-power-mode = <0x208 0x388>;
+ };
+
+ sdh2_fast_pins_2: sdh2-fast-pins-2 {
+ pinctrl-single,pins = <0x5c 1>;
+ pinctrl-single,drive-strength = <0x1800 0x1800>;
+ pinctrl-single,bias-pullup = <0xc000 0xc000 0 0xc000>;
+ pinctrl-single,bias-pulldown = <0x8000 0xa000 0x8000 0xa000>;
+ pinctrl-single,low-power-mode = <0x288 0x388>;
+ };
};
&uart0 {
@@ -320,11 +393,13 @@ &usb {
};
&sdh2 {
- /* Disabled for now because initialization fails with -ETIMEDOUT. */
- status = "disabled";
+ pinctrl-names = "default", "state_uhs";
+ pinctrl-0 = <&sdh2_pins_0 &sdh2_pins_1 &sdh2_pins_2>;
+ pinctrl-1 = <&sdh2_fast_pins_0 &sdh2_fast_pins_1 &sdh2_fast_pins_2>;
bus-width = <8>;
non-removable;
mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
};
&sdh0 {
--
2.51.0
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