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Commit bb466b09 authored by Stepan Moskovchenko's avatar Stepan Moskovchenko
Browse files

ARM: dts: msm: Add KS8851 device for APQ8084 CDP 



Add the device definition and associated GPIO configuration
for the KS8851 SPI Ethernet controller on the APQ8084 CDP
platform.

Change-Id: Ib407a753b0e74c66295a6a279c2321dfb32c14ad
Signed-off-by: default avatarStepan Moskovchenko <stepanm@codeaurora.org>
parent 4bb26321

arch/arm/boot/dts/apq8084-cdp.dtsi

+13 −0
Original line number Diff line number Diff line
@@ -498,3 +498,16 @@ 
		};

	};

};



&spi_0 {

	ethernet-switch@2 {

		compatible = "micrel,ks8851";

		reg = <2>;

		interrupt-parent = <&msmgpio>;

		interrupts = <60 0>;

		spi-max-frequency = <4800000>;

		rst-gpio = <&msmgpio 59 0>;

		vdd-io-supply = <&spi_eth_vreg>;

		vdd-phy-supply = <&spi_eth_vreg>;

	};

};

arch/arm/boot/dts/apq8084.dtsi

+1 −0
Original line number Diff line number Diff line
@@ -1706,6 +1706,7 @@ 
		qcom,gpio-miso = <&msmgpio 1 0>;

		qcom,gpio-clk  = <&msmgpio 3 0>;

		qcom,gpio-cs0  = <&msmgpio 0 0>;

		qcom,gpio-cs2  = <&msmgpio 117 0>;



		qcom,infinite-mode = <0>;

		qcom,use-bam;

arch/arm/mach-msm/board-8084-gpiomux.c

+35 −0
Original line number Diff line number Diff line
@@ -297,6 +297,35 @@ static struct msm_gpiomux_config msm_blsp_configs[] __initdata = { 
	}

};



#if defined(CONFIG_KS8851) || defined(CONFIG_KS8851_MODULE)

static struct gpiomux_setting gpio_eth_config = {

	.pull = GPIOMUX_PULL_UP,

	.drv = GPIOMUX_DRV_2MA,

	.func = GPIOMUX_FUNC_GPIO,

};



static struct msm_gpiomux_config msm_eth_configs[] __initdata = {

	{

		.gpio	  = 60,			/* SPI IRQ */

		.settings = {

			[GPIOMUX_SUSPENDED] = &gpio_eth_config,

		}

	},

	{

		.gpio	  = 116,		/* CS */

		.settings = {

			[GPIOMUX_SUSPENDED] = &gpio_eth_config,

		}

	},

	{

		.gpio      = 117,		/* BLSP1 QUP1 SPI_CS2 */

		.settings = {

			[GPIOMUX_SUSPENDED] = &gpio_spi_config,

		},

	},

};

#endif



static struct msm_gpiomux_config msm_blsp1_uart6_configs[] __initdata = {

	{

		.gpio      = 43,		/* BLSP1 UART6 TX */
@@ -889,4 +918,10 @@ void __init apq8084_init_gpiomux(void) 
	if (of_board_is_cdp())

		msm_gpiomux_install(eth_pwr, ARRAY_SIZE(eth_pwr));

	msm_gpiomux_install(msm_sensor_configs, ARRAY_SIZE(msm_sensor_configs));



#if defined(CONFIG_KS8851) || defined(CONFIG_KS8851_MODULE)

	if (of_board_is_cdp())

		msm_gpiomux_install(msm_eth_configs,

			ARRAY_SIZE(msm_eth_configs));

#endif

}