The UC-2100 series consists many boards with different peripheral
devices and wireless modules, hence we fetch common items and
create a common dtsi file to increase reusability. All boards in
UC-2100 series will include this common dtsi file.
Signed-off-by: Wes Huang (黃淵河)
Signed-off-by: Fero JD Zhou (周俊達)
Signed-off-by: SZ Lin (林上智)
---
.../boot/dts/am335x-moxa-uc-2100-common.dtsi | 249 ++
1 file changed, 249 insertions(+)
create mode 100644 arch/arm/boot/dts/am335x-moxa-uc-2100-common.dtsi
diff --git a/arch/arm/boot/dts/am335x-moxa-uc-2100-common.dtsi
b/arch/arm/boot/dts/am335x-moxa-uc-2100-common.dtsi
new file mode 100644
index ..14f781953475
--- /dev/null
+++ b/arch/arm/boot/dts/am335x-moxa-uc-2100-common.dtsi
@@ -0,0 +1,249 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2018 MOXA Inc. - https://www.moxa.com/
+ *
+ * Authors: SZ Lin (林上智)
+ * Wes Huang (黃淵河)
+ * Fero JD Zhou (周俊達)
+ */
+
+#include "am33xx.dtsi"
+
+/ {
+ vbat: vbat-regulator {
+ compatible = "regulator-fixed";
+ };
+
+ /* Power supply provides a fixed 3.3V @3A */
+ vmmcsd_fixed: vmmcsd-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vmmcsd_fixed";
+ regulator-min-microvolt = <330>;
+ regulator-max-microvolt = <330>;
+ regulator-boot-on;
+ };
+
+ buttons: push_button {
+ compatible = "gpio-keys";
+ };
+};
+
+&am33xx_pinmux {
+ pinctrl-names = "default";
+
+ i2c0_pins: pinmux_i2c0_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0)
/* i2c0_sda.i2c0_sda */
+ AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0)
/* i2c0_scl.i2c0_scl */
+ >;
+ };
+
+ push_button_pins: pinmux_push_button {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x8e4, PIN_INPUT_PULLDOWN | MUX_MODE7)
/* lcd_hsync.gpio2_23 */
+ >;
+ };
+
+ uart0_pins: pinmux_uart0_pins {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)
/* uart0_rxd.uart0_rxd */
+ AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
/* uart0_txd.uart0_txd */
+ >;
+ };
+
+ davinci_mdio_default: davinci_mdio_default {
+ pinctrl-single,pins = <
+ /* MDIO */
+ AM33XX_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST |
MUX_MODE0) /* mdio_data.mdio_data */
+ AM33XX_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0)
/* mdio_clk.mdio_clk */
+ >;
+ };
+
+ mmc1_pins_default: pinmux_mmc1_pins {
+ pinctrl-single,pins = <
+ /* eMMC */
+ AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE1)
/* gpmc_ad12.mmc1_dat0 */
+ AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE1)
/* gpmc_ad13.mmc1_dat1 */
+ AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE1)
/* gpmc_ad14.mmc1_dat2 */
+ AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE1)
/* gpmc_ad15.mmc1_dat3 */
+ AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE1)
/* gpmc_ad8.mmc1_dat4 */
+ AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE1)
/* gpmc_ad9.mmc1_dat5 */
+ AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE1)
/* gpmc_ad10.mmc1_dat6 */
+ AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE1)
/* gpmc_ad11.mmc1_dat7 */
+ AM33XX_IOPAD(0x884, PIN_INPUT_PULLUP | MUX_MODE2)
/* gpmc_csn2.mmc1_cmd */
+ AM33XX_IOPAD(0x880, PIN_INPUT_PULLUP | MUX_MODE2)
/* gpmc_csn1.mmc1_clk */
+ >;
+ };
+
+ spi0_pins: pinmux_spi0 {
+ pinctrl-single,pins = <
+ AM33XX_IOPAD(0x950, PIN_INPUT_PULLUP | MUX_MODE0)
/* spi0_sclk.spi0_sclk */
+ AM33XX_IOPAD(0x95c, PIN_INPUT_PULLUP | MUX_MODE0)
/* spi0_cs0.spi0_cs0 */
+ AM33XX_IOPAD(0x954, PIN_INPUT_PULLUP | MUX_MODE0)
/* spi0_d0.spi0_d0 */
+ AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0)
/* spi0_d1.spi0_d1 */
+ >;
+ };
+};
+
+&uart0 {
+ /* Console */
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins>;
+};
+
+&i2c0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_pins>;
+
+ status = "okay";
+ clock-frequency = <40>;
+
+ eeprom: eeprom@50 {
+ compatible = "atmel,24c16";
+ pagesize = <16>;
+
