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Subject[PATCH 1/3] arm64: dts: meson: g12a: add mmc nodes
Date
Add port B (sdcard) and port C (eMMC) pinctrl and controllers nodes to
the g12a DT.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
arch/arm64/boot/dts/amlogic/meson-g12a.dtsi | 124 ++++++++++++++++++++
1 file changed, 124 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
index 2f4f4dd54cba..b2f08fc96568 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
@@ -185,6 +185,48 @@
};
};

+ emmc_pins: emmc {
+ mux-0 {
+ groups = "emmc_nand_d0",
+ "emmc_nand_d1",
+ "emmc_nand_d2",
+ "emmc_nand_d3",
+ "emmc_nand_d4",
+ "emmc_nand_d5",
+ "emmc_nand_d6",
+ "emmc_nand_d7",
+ "emmc_cmd";
+ function = "emmc";
+ bias-pull-up;
+ drive-strength-microamp = <4000>;
+ };
+
+ mux-1 {
+ groups = "emmc_clk";
+ function = "emmc";
+ bias-disable;
+ drive-strength-microamp = <4000>;
+ };
+ };
+
+ emmc_ds_pins: emmc-ds {
+ mux {
+ groups = "emmc_nand_ds";
+ function = "emmc";
+ bias-pull-down;
+ drive-strength-microamp = <4000>;
+ };
+ };
+
+ emmc_clk_gate_pins: emmc_clk_gate {
+ mux {
+ groups = "BOOT_8";
+ function = "gpio_periphs";
+ bias-pull-down;
+ drive-strength-microamp = <4000>;
+ };
+ };
+
hdmitx_ddc_pins: hdmitx_ddc {
mux {
groups = "hdmitx_sda",
@@ -290,6 +332,64 @@
};
};

+ sdcard_c_pins: sdcard_c {
+ mux-0 {
+ groups = "sdcard_d0_c",
+ "sdcard_d1_c",
+ "sdcard_d2_c",
+ "sdcard_d3_c",
+ "sdcard_cmd_c";
+ function = "sdcard";
+ bias-pull-up;
+ drive-strength-microamp = <4000>;
+ };
+
+ mux-1 {
+ groups = "sdcard_clk_c";
+ function = "sdcard";
+ bias-disable;
+ drive-strength-microamp = <4000>;
+ };
+ };
+
+ sdcard_clk_gate_c_pins: sdcard_clk_gate_c {
+ mux {
+ groups = "GPIOC_4";
+ function = "gpio_periphs";
+ bias-pull-down;
+ drive-strength-microamp = <4000>;
+ };
+ };
+
+ sdcard_z_pins: sdcard_z {
+ mux-0 {
+ groups = "sdcard_d0_z",
+ "sdcard_d1_z",
+ "sdcard_d2_z",
+ "sdcard_d3_z",
+ "sdcard_cmd_z";
+ function = "sdcard";
+ bias-pull-up;
+ drive-strength-microamp = <4000>;
+ };
+
+ mux-1 {
+ groups = "sdcard_clk_z";
+ function = "sdcard";
+ bias-disable;
+ drive-strength-microamp = <4000>;
+ };
+ };
+
+ sdcard_clk_gate_z_pins: sdcard_clk_gate_z {
+ mux {
+ groups = "GPIOZ_6";
+ function = "gpio_periphs";
+ bias-pull-down;
+ drive-strength-microamp = <4000>;
+ };
+ };
+
uart_a_pins: uart-a {
mux {
groups = "uart_a_tx",
@@ -759,6 +859,30 @@
};
};

+ sd_emmc_b: sd@ffe05000 {
+ compatible = "amlogic,meson-axg-mmc";
+ reg = <0x0 0xffe05000 0x0 0x800>;
+ interrupts = <GIC_SPI 190 IRQ_TYPE_EDGE_RISING>;
+ status = "disabled";
+ clocks = <&clkc CLKID_SD_EMMC_B>,
+ <&clkc CLKID_SD_EMMC_B_CLK0>,
+ <&clkc CLKID_FCLK_DIV2>;
+ clock-names = "core", "clkin0", "clkin1";
+ resets = <&reset RESET_SD_EMMC_B>;
+ };
+
+ sd_emmc_c: mmc@ffe07000 {
+ compatible = "amlogic,meson-axg-mmc";
+ reg = <0x0 0xffe07000 0x0 0x800>;
+ interrupts = <GIC_SPI 191 IRQ_TYPE_EDGE_RISING>;
+ status = "disabled";
+ clocks = <&clkc CLKID_SD_EMMC_C>,
+ <&clkc CLKID_SD_EMMC_C_CLK0>,
+ <&clkc CLKID_FCLK_DIV2>;
+ clock-names = "core", "clkin0", "clkin1";
+ resets = <&reset RESET_SD_EMMC_C>;
+ };
+
usb: usb@ffe09000 {
status = "disabled";
compatible = "amlogic,meson-g12a-usb-ctrl";
--
2.20.1
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