diff mbox series

[v4,17/19] arm64: dts: mediatek: asurada: Enable MMC

Message ID 20220629155956.1138955-18-nfraprado@collabora.com (mailing list archive)
State New, archived
Headers show
Series Introduce support for MediaTek MT8192 Google Chromebooks | expand

Commit Message

Nícolas F. R. A. Prado June 29, 2022, 3:59 p.m. UTC 
Enable both MMC controllers present on Asurada. MMC0 is for
non-removable internal memory, while MMC1 is an SD card slot. MMC1 isn't
used on all machines, but in those cases the CD interrupt is never
triggered and thus it is basically as if it was disabled.

Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

---

Changes in v4:
- Added this patch

 .../boot/dts/mediatek/mt8192-asurada.dtsi     | 149 ++++++++++++++++++
 1 file changed, 149 insertions(+)

Comments

Chen-Yu Tsai July 1, 2022, 10:38 a.m. UTC | #1 
On Thu, Jun 30, 2022 at 12:00 AM Nícolas F. R. A. Prado
<nfraprado@collabora.com> wrote:
>
> Enable both MMC controllers present on Asurada. MMC0 is for
> non-removable internal memory, while MMC1 is an SD card slot. MMC1 isn't
> used on all machines, but in those cases the CD interrupt is never
> triggered and thus it is basically as if it was disabled.
>
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

Tested-by: Chen-Yu Tsai <wenst@chromium.org>
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
index d56c73e37633..7b89f6e552c5 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
@@ -170,6 +170,46 @@  &i2c7 {
 	pinctrl-0 = <&i2c7_pins>;
 };
 
+&mmc0 {
+	status = "okay";
+
+	pinctrl-names = "default", "state_uhs";
+	pinctrl-0 = <&mmc0_default_pins>;
+	pinctrl-1 = <&mmc0_uhs_pins>;
+	bus-width = <8>;
+	max-frequency = <200000000>;
+	vmmc-supply = <&mt6359_vemc_1_ldo_reg>;
+	vqmmc-supply = <&mt6359_vufs_ldo_reg>;
+	cap-mmc-highspeed;
+	mmc-hs200-1_8v;
+	mmc-hs400-1_8v;
+	supports-cqe;
+	cap-mmc-hw-reset;
+	mmc-hs400-enhanced-strobe;
+	hs400-ds-delay = <0x12814>;
+	no-sdio;
+	no-sd;
+	non-removable;
+};
+
+&mmc1 {
+	status = "okay";
+
+	pinctrl-names = "default", "state_uhs";
+	pinctrl-0 = <&mmc1_default_pins>;
+	pinctrl-1 = <&mmc1_uhs_pins>;
+	bus-width = <4>;
+	max-frequency = <200000000>;
+	cd-gpios = <&pio 17 GPIO_ACTIVE_LOW>;
+	vmmc-supply = <&mt6360_ldo5_reg>;
+	vqmmc-supply = <&mt6360_ldo3_reg>;
+	cap-sd-highspeed;
+	sd-uhs-sdr50;
+	sd-uhs-sdr104;
+	no-sdio;
+	no-mmc;
+};
+
 /* for CORE */
 &mt6359_vgpu11_buck_reg {
 	regulator-always-on;
@@ -503,6 +543,115 @@  pins-bus {
 		};
 	};
 
+	mmc0_default_pins: mmc0-default-pins {
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO184__FUNC_MSDC0_DAT0>,
+				 <PINMUX_GPIO188__FUNC_MSDC0_DAT1>,
+				 <PINMUX_GPIO185__FUNC_MSDC0_DAT2>,
+				 <PINMUX_GPIO193__FUNC_MSDC0_DAT3>,
+				 <PINMUX_GPIO186__FUNC_MSDC0_DAT4>,
+				 <PINMUX_GPIO189__FUNC_MSDC0_DAT5>,
+				 <PINMUX_GPIO187__FUNC_MSDC0_DAT6>,
+				 <PINMUX_GPIO190__FUNC_MSDC0_DAT7>,
+				 <PINMUX_GPIO183__FUNC_MSDC0_CMD>;
+			input-enable;
+			drive-strength = <8>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+		};
+
+		pins-clk {
+			pinmux = <PINMUX_GPIO192__FUNC_MSDC0_CLK>;
+			drive-strength = <8>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+		};
+
+		pins-rst {
+			pinmux = <PINMUX_GPIO194__FUNC_MSDC0_RSTB>;
+			drive-strength = <8>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_01>;
+		};
+	};
+
+	mmc0_uhs_pins: mmc0-uhs-pins {
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO184__FUNC_MSDC0_DAT0>,
+				 <PINMUX_GPIO188__FUNC_MSDC0_DAT1>,
+				 <PINMUX_GPIO185__FUNC_MSDC0_DAT2>,
+				 <PINMUX_GPIO193__FUNC_MSDC0_DAT3>,
+				 <PINMUX_GPIO186__FUNC_MSDC0_DAT4>,
+				 <PINMUX_GPIO189__FUNC_MSDC0_DAT5>,
+				 <PINMUX_GPIO187__FUNC_MSDC0_DAT6>,
+				 <PINMUX_GPIO190__FUNC_MSDC0_DAT7>,
+				 <PINMUX_GPIO183__FUNC_MSDC0_CMD>;
+			input-enable;
+			drive-strength = <10>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+		};
+
+		pins-clk {
+			pinmux = <PINMUX_GPIO192__FUNC_MSDC0_CLK>;
+			drive-strength = <10>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+		};
+
+		pins-rst {
+			pinmux = <PINMUX_GPIO194__FUNC_MSDC0_RSTB>;
+			drive-strength = <8>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_01>;
+		};
+
+		pins-ds {
+			pinmux = <PINMUX_GPIO191__FUNC_MSDC0_DSL>;
+			drive-strength = <10>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+		};
+	};
+
+	mmc1_default_pins: mmc1-default-pins {
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO54__FUNC_MSDC1_DAT0>,
+				 <PINMUX_GPIO56__FUNC_MSDC1_DAT1>,
+				 <PINMUX_GPIO55__FUNC_MSDC1_DAT2>,
+				 <PINMUX_GPIO53__FUNC_MSDC1_DAT3>,
+				 <PINMUX_GPIO52__FUNC_MSDC1_CMD>;
+			input-enable;
+			drive-strength = <8>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+		};
+
+		pins-clk {
+			pinmux = <PINMUX_GPIO51__FUNC_MSDC1_CLK>;
+			drive-strength = <8>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+		};
+
+		pins-insert {
+			pinmux = <PINMUX_GPIO17__FUNC_GPIO17>;
+			input-enable;
+			bias-pull-up;
+		};
+	};
+
+	mmc1_uhs_pins: mmc1-uhs-pins {
+		pins-cmd-dat {
+			pinmux = <PINMUX_GPIO54__FUNC_MSDC1_DAT0>,
+				 <PINMUX_GPIO56__FUNC_MSDC1_DAT1>,
+				 <PINMUX_GPIO55__FUNC_MSDC1_DAT2>,
+				 <PINMUX_GPIO53__FUNC_MSDC1_DAT3>,
+				 <PINMUX_GPIO52__FUNC_MSDC1_CMD>;
+			input-enable;
+			drive-strength = <8>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_01>;
+		};
+
+		pins-clk {
+			pinmux = <PINMUX_GPIO51__FUNC_MSDC1_CLK>;
+			input-enable;
+			drive-strength = <8>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_10>;
+		};
+	};
+
 	pcie_pins: pcie-default-pins {
 		pins-pcie-wake {
 			pinmux = <PINMUX_GPIO63__FUNC_PCIE_WAKE_N>;