~sircmpwn/linux

linux/arch/arm/boot/dts/pxa3xx.dtsi -rw-r--r-- 8.2 KiB
a99d8080 — Linus Torvalds Linux 5.4-rc6 11 months ago
                                                                                
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// SPDX-License-Identifier: GPL-2.0
/* The pxa3xx skeleton simply augments the 2xx version */
#include "pxa2xx.dtsi"

#define MFP_PIN_PXA300(gpio)				\
	((gpio <= 2) ? (0x00b4 + 4 * gpio) :		\
	 (gpio <= 26) ? (0x027c + 4 * (gpio - 3)) :	\
	 (gpio <= 98) ? (0x0400 + 4 * (gpio - 27)) :	\
	 (gpio <= 127) ? (0x0600 + 4 * (gpio - 99)) :	\
	 0)
#define MFP_PIN_PXA300_2(gpio)				\
	((gpio <= 1) ? (0x674 + 4 * gpio) :		\
	 (gpio <= 6) ? (0x2dc + 4 * gpio) :		\
	 0)

#define MFP_PIN_PXA310(gpio)				\
	((gpio <= 2) ? (0x00b4 + 4 * gpio) :		\
	 (gpio <= 26) ? (0x027c + 4 * (gpio - 3)) :	\
	 (gpio <= 29) ? (0x0400 + 4 * (gpio - 27)) :	\
	 (gpio <= 98) ? (0x0418 + 4 * (gpio - 30)) :	\
	 (gpio <= 127) ? (0x0600 + 4 * (gpio - 99)) :	\
	 (gpio <= 262) ? 0 :				\
	 (gpio <= 268) ? (0x052c + 4 * (gpio - 263)) :	\
	 0)
#define MFP_PIN_PXA310_2(gpio)				\
	((gpio <= 1) ? (0x674 + 4 * gpio) :		\
	 (gpio <= 6) ? (0x2dc + 4 * gpio) :		\
	 (gpio <= 10) ? (0x52c + 4 * gpio) :		\
	 0)

#define MFP_PIN_PXA320(gpio)				\
	((gpio <= 4) ? (0x0124 + 4 * gpio) :		\
	 (gpio <= 9) ? (0x028c + 4 * (gpio - 5)) :	\
	 (gpio <= 10) ? (0x0458 + 4 * (gpio - 10)) :	\
	 (gpio <= 26) ? (0x02a0 + 4 * (gpio - 11)) :	\
	 (gpio <= 48) ? (0x0400 + 4 * (gpio - 27)) :	\
	 (gpio <= 62) ? (0x045c + 4 * (gpio - 49)) :	\
	 (gpio <= 73) ? (0x04b4 + 4 * (gpio - 63)) :	\
	 (gpio <= 98) ? (0x04f0 + 4 * (gpio - 74)) :	\
	 (gpio <= 127) ? (0x0600 + 4 * (gpio - 99)) :	\
	 0)
#define MFP_PIN_PXA320_2(gpio)				\
	((gpio <= 3) ? (0x674 + 4 * gpio) :		\
	 (gpio <= 5) ? (0x284 + 4 * gpio) :		\
	 0)

/*
 * MFP Alternate functions for pins having a gpio.
 * Example of use: pinctrl-single,pins = < MFP_PIN_PXA310(21) MFP_AF1 >
 */
#define MFP_AF0		(0 << 0)
#define MFP_AF1		(1 << 0)
#define MFP_AF2		(2 << 0)
#define MFP_AF3		(3 << 0)
#define MFP_AF4		(4 << 0)
#define MFP_AF5		(5 << 0)
#define MFP_AF6		(6 << 0)

/*
 * MFP drive strength functions for pins.
 * Example of use: pinctrl-single,drive-strength = MFP_DS03X;
 */
#define MFP_DSMSK	(0x7 << 10)
#define MFP_DS01X	< (0x0 << 10) MFP_DSMSK >
#define MFP_DS02X	< (0x1 << 10) MFP_DSMSK >
#define MFP_DS03X	< (0x2 << 10) MFP_DSMSK >
#define MFP_DS04X	< (0x3 << 10) MFP_DSMSK >
#define MFP_DS06X	< (0x4 << 10) MFP_DSMSK >
#define MFP_DS08X	< (0x5 << 10) MFP_DSMSK >
#define MFP_DS10X	< (0x6 << 10) MFP_DSMSK >
#define MFP_DS13X	< (0x7 << 10) MFP_DSMSK >

/*
 * MFP bias pull mode for pins.
 * Example of use: pinctrl-single,bias-pullup = MPF_PULL_UP;
 */
#define MPF_PULL_MSK	(0x7 << 13)
#define MPF_PULL_DOWN	< (0x5 << 13) (0x5 << 13) 0 MPF_PULL_MSK >
#define MPF_PULL_UP	< (0x6 << 13) (0x6 << 13) 0 MPF_PULL_MSK >

/*
 * MFP low power mode for pins.
 * Example of use:
 *   pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW|MFP_LPM_EDGE_FALL);
 *
 * Table that determines the low power modes outputs, with actual settings
 * used in parentheses for don't-care values. Except for the float output,
 * the configured driven and pulled levels match, so if there is a need for
 * non-LPM pulled output, the same configuration could probably be used.
 *
 * Output value  sleep_oe_n  sleep_data  pullup_en  pulldown_en  pull_sel
 *                 (bit 7)    (bit 8)    (bit 14)     (bit 13)   (bit 15)
 *
 * Input            0          X(0)        X(0)        X(0)       0
 * Drive 0          0          0           0           X(1)       0
 * Drive 1          0          1           X(1)        0	  0
 * Pull hi (1)      1          X(1)        1           0	  0
 * Pull lo (0)      1          X(0)        0           1	  0
 * Z (float)        1          X(0)        0           0	  0
 */
#define MFP_LPM(x)		< (x) MFP_LPM_MSK >

#define MFP_LPM_MSK		0xe1f0
#define MFP_LPM_INPUT		0x0000
#define MFP_LPM_DRIVE_LOW	0x2000
#define MFP_LPM_DRIVE_HIGH	0x4100
#define MFP_LPM_PULL_LOW	0x2080
#define MFP_LPM_PULL_HIGH	0x4180
#define MFP_LPM_FLOAT		0x0080

#define MFP_LPM_EDGE_NONE	0x0000
#define MFP_LPM_EDGE_RISE	0x0010
#define MFP_LPM_EDGE_FALL	0x0020
#define MFP_LPM_EDGE_BOTH	0x0030

/ {
	model = "Marvell PXA3xx familiy SoC";
	compatible = "marvell,pxa3xx";

	pxabus {
		pdma: dma-controller@40000000 {
			compatible = "marvell,pdma-1.0";
			reg = <0x40000000 0x10000>;
			interrupts = <25>;
			#dma-channels = <32>;
			#dma-cells = <2>;
			#dma-requests = <100>;
			status = "okay";
		};

		pwri2c: i2c@40f500c0 {
			compatible = "mrvl,pwri2c";
			reg = <0x40f500c0 0x30>;
			interrupts = <6>;
			clocks = <&clks CLK_PWRI2C>;
			#address-cells = <0x1>;
			#size-cells = <0>;
			status = "disabled";
		};

		nand_controller: nand-controller@43100000 {
			compatible = "marvell,pxa3xx-nand-controller";
			reg = <0x43100000 90>;
			interrupts = <45>;
			clocks = <&clks CLK_NAND>;
			clock-names = "core";
			dmas = <&pdma 97 3>;
			dma-names = "data";
			#address-cells = <1>;
			#size-cells = <0>;
			status = "disabled";
		};

		pxairq: interrupt-controller@40d00000 {
			marvell,intc-priority;
			marvell,intc-nr-irqs = <56>;
		};

		pinctrl: pinctrl@40e10000 {
			compatible = "pinconf-single";
			reg = <0x40e10000 0xffff>;
			#pinctrl-cells = <1>;
			pinctrl-single,register-width = <32>;
			pinctrl-single,function-mask = <0x7>;
		};

		gpio: gpio@40e00000 {
			compatible = "intel,pxa3xx-gpio";
			reg = <0x40e00000 0x10000>;
			clocks = <&clks CLK_GPIO>;
			gpio-ranges = <&pinctrl 0 0 128>;
			interrupt-names = "gpio0", "gpio1", "gpio_mux";
			interrupts = <8 9 10>;
			gpio-controller;
			#gpio-cells = <0x2>;
			interrupt-controller;
			#interrupt-cells = <0x2>;
		};

		mmc0: mmc@41100000 {
			compatible = "marvell,pxa-mmc";
			reg = <0x41100000 0x1000>;
			interrupts = <23>;
			clocks = <&clks CLK_MMC1>;
			dmas = <&pdma 21 3
				&pdma 22 3>;
			dma-names = "rx", "tx";
			status = "disabled";
		};

		mmc1: mmc@42000000 {
			compatible = "marvell,pxa-mmc";
			reg = <0x42000000 0x1000>;
			interrupts = <41>;
			clocks = <&clks CLK_MMC2>;
			dmas = <&pdma 93 3
				&pdma 94 3>;
			dma-names = "rx", "tx";
			status = "disabled";
		};

		mmc2: mmc@42500000 {
			compatible = "marvell,pxa-mmc";
			reg = <0x42500000 0x1000>;
			interrupts = <55>;
			clocks = <&clks CLK_MMC3>;
			dmas = <&pdma 46 3
				&pdma 47 3>;
			dma-names = "rx", "tx";
			status = "disabled";
		};

		usb0: usb@4c000000 {
			compatible = "marvell,pxa-ohci";
			reg = <0x4c000000 0x10000>;
			interrupts = <3>;
			clocks = <&clks CLK_USBH>;
			status = "disabled";
		};

		pwm0: pwm@40b00000 {
			compatible = "marvell,pxa270-pwm";
			reg = <0x40b00000 0x10>;
			#pwm-cells = <1>;
			clocks = <&clks CLK_PWM0>;
			status = "disabled";
		};

		pwm1: pwm@40b00010 {
			compatible = "marvell,pxa270-pwm";
			reg = <0x40b00010 0x10>;
			#pwm-cells = <1>;
			clocks = <&clks CLK_PWM1>;
			status = "disabled";
		};

		pwm2: pwm@40c00000 {
			compatible = "marvell,pxa270-pwm";
			reg = <0x40c00000 0x10>;
			#pwm-cells = <1>;
			clocks = <&clks CLK_PWM0>;
			status = "disabled";
		};

		pwm3: pwm@40c00010 {
			compatible = "marvell,pxa270-pwm";
			reg = <0x40c00010 0x10>;
			#pwm-cells = <1>;
			clocks = <&clks CLK_PWM1>;
			status = "disabled";
		};

		ssp1: ssp@41000000 {
			compatible = "mrvl,pxa3xx-ssp";
			reg = <0x41000000 0x40>;
			interrupts = <24>;
			clocks = <&clks CLK_SSP1>;
			status = "disabled";
		};

		ssp2: ssp@41700000 {
			compatible = "mrvl,pxa3xx-ssp";
			reg = <0x41700000 0x40>;
			interrupts = <16>;
			clocks = <&clks CLK_SSP2>;
			status = "disabled";
		};

		ssp3: ssp@41900000 {
			compatible = "mrvl,pxa3xx-ssp";
			reg = <0x41900000 0x40>;
			interrupts = <0>;
			clocks = <&clks CLK_SSP3>;
			status = "disabled";
		};

		ssp4: ssp@41a00000 {
			compatible = "mrvl,pxa3xx-ssp";
			reg = <0x41a00000 0x40>;
			interrupts = <13>;
			clocks = <&clks CLK_SSP4>;
			status = "disabled";
		};

		timer@40a00000 {
			compatible = "marvell,pxa-timer";
			reg = <0x40a00000 0x20>;
			interrupts = <26>;
			clocks = <&clks CLK_OSTIMER>;
			status = "okay";
		};

		gcu: display-controller@54000000 {
			compatible = "marvell,pxa300-gcu";
			reg = <0x54000000 0x1000>;
			interrupts = <39>;
			clocks = <&clks CLK_PXA300_GCU>;
			status = "disabled";
		};
	};

	clocks {
	       /*
		* The muxing of external clocks/internal dividers for osc* clock
		* sources has been hidden under the carpet by now.
		*/
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		clks: clocks {
			compatible = "marvell,pxa300-clocks";
			#clock-cells = <1>;
			status = "okay";
		};
	};
};