linux/arch/arm/boot/dts/exynos4412-trats2.dts
Tomasz Figa ca7c11fc8d ARM: dts: Use MSHC controller for eMMC memory for exynos4412-trats2
This patch removes device tree node of SDHCI0 controller and replaces
it with MSHC to enable support MMC 4.4 and improve performance of eMMC
memory.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2013-12-21 08:01:31 +09:00

592 lines
13 KiB
Plaintext

/*
* Samsung's Exynos4412 based Trats 2 board device tree source
*
* Copyright (c) 2013 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Device tree source file for Samsung's Trats 2 board which is based on
* Samsung's Exynos4412 SoC.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
/dts-v1/;
#include "exynos4412.dtsi"
/ {
model = "Samsung Trats 2 based on Exynos4412";
compatible = "samsung,trats2", "samsung,exynos4412";
aliases {
i2c8 = &i2c_ak8975;
};
memory {
reg = <0x40000000 0x40000000>;
};
chosen {
bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rootwait earlyprintk panic=5";
};
firmware@0204F000 {
compatible = "samsung,secure-firmware";
reg = <0x0204F000 0x1000>;
};
fixed-rate-clocks {
xxti {
compatible = "samsung,clock-xxti", "fixed-clock";
clock-frequency = <0>;
};
xusbxti {
compatible = "samsung,clock-xusbxti", "fixed-clock";
clock-frequency = <24000000>;
};
};
regulators {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
vemmc_reg: regulator-0 {
compatible = "regulator-fixed";
regulator-name = "VMEM_VDD_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
gpio = <&gpk0 2 0>;
enable-active-high;
};
cam_io_reg: voltage-regulator-1 {
compatible = "regulator-fixed";
regulator-name = "CAM_SENSOR_A";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
gpio = <&gpm0 2 0>;
enable-active-high;
};
/* More to come */
};
gpio-keys {
compatible = "gpio-keys";
key-down {
interrupt-parent = <&gpj1>;
interrupts = <2 0>;
gpios = <&gpj1 2 1>;
linux,code = <114>;
label = "volume down";
debounce-interval = <10>;
};
key-up {
interrupt-parent = <&gpj1>;
interrupts = <1 0>;
gpios = <&gpj1 1 1>;
linux,code = <115>;
label = "volume up";
debounce-interval = <10>;
};
key-power {
interrupt-parent = <&gpx2>;
interrupts = <7 0>;
gpios = <&gpx2 7 1>;
linux,code = <116>;
label = "power";
debounce-interval = <10>;
gpio-key,wakeup;
};
};
i2c@13890000 {
samsung,i2c-sda-delay = <100>;
samsung,i2c-slave-addr = <0x10>;
samsung,i2c-max-bus-freq = <400000>;
pinctrl-0 = <&i2c3_bus>;
pinctrl-names = "default";
status = "okay";
mms114-touchscreen@48 {
compatible = "melfas,mms114";
reg = <0x48>;
interrupt-parent = <&gpm2>;
interrupts = <3 2>;
x-size = <720>;
y-size = <1280>;
avdd-supply = <&ldo23_reg>;
vdd-supply = <&ldo24_reg>;
};
};
i2c@138D0000 {
samsung,i2c-sda-delay = <100>;
samsung,i2c-slave-addr = <0x10>;
samsung,i2c-max-bus-freq = <100000>;
pinctrl-0 = <&i2c7_bus>;
pinctrl-names = "default";
status = "okay";
max77686_pmic@09 {
compatible = "maxim,max77686";
interrupt-parent = <&gpx0>;
interrupts = <7 0>;
reg = <0x09>;
voltage-regulators {
ldo1_reg: ldo1 {
regulator-compatible = "LDO1";
regulator-name = "VALIVE_1.0V_AP";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
regulator-mem-on;
};
ldo2_reg: ldo2 {
regulator-compatible = "LDO2";
regulator-name = "VM1M2_1.2V_AP";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-always-on;
regulator-mem-on;
};
ldo3_reg: ldo3 {
regulator-compatible = "LDO3";
regulator-name = "VCC_1.8V_AP";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-mem-on;
};
ldo4_reg: ldo4 {
regulator-compatible = "LDO4";
regulator-name = "VCC_2.8V_AP";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
regulator-mem-on;
};
ldo5_reg: ldo5 {
regulator-compatible = "LDO5";
regulator-name = "VCC_1.8V_IO";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-mem-on;
};
ldo6_reg: ldo6 {
regulator-compatible = "LDO6";
regulator-name = "VMPLL_1.0V_AP";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
regulator-mem-on;
};
ldo7_reg: ldo7 {
regulator-compatible = "LDO7";
regulator-name = "VPLL_1.0V_AP";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
regulator-mem-on;
};
ldo8_reg: ldo8 {
regulator-compatible = "LDO8";
regulator-name = "VMIPI_1.0V";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-mem-off;
};
ldo9_reg: ldo9 {
regulator-compatible = "LDO9";
regulator-name = "CAM_ISP_MIPI_1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-mem-idle;
};
ldo10_reg: ldo10 {
regulator-compatible = "LDO10";
regulator-name = "VMIPI_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-mem-off;
};
ldo11_reg: ldo11 {
regulator-compatible = "LDO11";
regulator-name = "VABB1_1.95V";
regulator-min-microvolt = <1950000>;
regulator-max-microvolt = <1950000>;
regulator-always-on;
regulator-mem-off;
};
ldo12_reg: ldo12 {
regulator-compatible = "LDO12";
regulator-name = "VUOTG_3.0V";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-mem-off;
};
ldo13_reg: ldo13 {
regulator-compatible = "LDO13";
regulator-name = "NFC_AVDD_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-mem-idle;
};
ldo14_reg: ldo14 {
regulator-compatible = "LDO14";
regulator-name = "VABB2_1.95V";
regulator-min-microvolt = <1950000>;
regulator-max-microvolt = <1950000>;
regulator-always-on;
regulator-mem-off;
};
ldo15_reg: ldo15 {
regulator-compatible = "LDO15";
regulator-name = "VHSIC_1.0V";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-mem-off;
};
ldo16_reg: ldo16 {
regulator-compatible = "LDO16";
regulator-name = "VHSIC_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-mem-off;
};
ldo17_reg: ldo17 {
regulator-compatible = "LDO17";
regulator-name = "CAM_SENSOR_CORE_1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-mem-idle;
};
ldo18_reg: ldo18 {
regulator-compatible = "LDO18";
regulator-name = "CAM_ISP_SEN_IO_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-mem-idle;
};
ldo19_reg: ldo19 {
regulator-compatible = "LDO19";
regulator-name = "VT_CAM_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-mem-idle;
};
ldo20_reg: ldo20 {
regulator-compatible = "LDO20";
regulator-name = "VDDQ_PRE_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-mem-idle;
};
ldo21_reg: ldo21 {
regulator-compatible = "LDO21";
regulator-name = "VTF_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-mem-idle;
};
ldo22_reg: ldo22 {
regulator-compatible = "LDO22";
regulator-name = "VMEM_VDD_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
regulator-mem-off;
};
ldo23_reg: ldo23 {
regulator-compatible = "LDO23";
regulator-name = "TSP_AVDD_3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-mem-idle;
};
ldo24_reg: ldo24 {
regulator-compatible = "LDO24";
regulator-name = "TSP_VDD_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-mem-idle;
};
ldo25_reg: ldo25 {
regulator-compatible = "LDO25";
regulator-name = "LCD_VCC_3.3V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-mem-idle;
};
ldo26_reg: ldo26 {
regulator-compatible = "LDO26";
regulator-name = "MOTOR_VCC_3.0V";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-mem-idle;
};
buck1_reg: buck1 {
regulator-compatible = "BUCK1";
regulator-name = "vdd_mif";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
regulator-boot-on;
regulator-mem-off;
};
buck2_reg: buck2 {
regulator-compatible = "BUCK2";
regulator-name = "vdd_arm";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1500000>;
regulator-always-on;
regulator-boot-on;
regulator-mem-off;
};
buck3_reg: buck3 {
regulator-compatible = "BUCK3";
regulator-name = "vdd_int";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1150000>;
regulator-always-on;
regulator-boot-on;
regulator-mem-off;
};
buck4_reg: buck4 {
regulator-compatible = "BUCK4";
regulator-name = "vdd_g3d";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1150000>;
regulator-boot-on;
regulator-mem-off;
};
buck5_reg: buck5 {
regulator-compatible = "BUCK5";
regulator-name = "VMEM_1.2V_AP";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-always-on;
};
buck6_reg: buck6 {
regulator-compatible = "BUCK6";
regulator-name = "VCC_SUB_1.35V";
regulator-min-microvolt = <1350000>;
regulator-max-microvolt = <1350000>;
regulator-always-on;
};
buck7_reg: buck7 {
regulator-compatible = "BUCK7";
regulator-name = "VCC_SUB_2.0V";
regulator-min-microvolt = <2000000>;
regulator-max-microvolt = <2000000>;
regulator-always-on;
};
buck8_reg: buck8 {
regulator-compatible = "BUCK8";
regulator-name = "VMEM_VDDF_3.0V";
regulator-min-microvolt = <2850000>;
regulator-max-microvolt = <2850000>;
regulator-always-on;
regulator-mem-off;
};
buck9_reg: buck9 {
regulator-compatible = "BUCK9";
regulator-name = "CAM_ISP_CORE_1.2V";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1200000>;
regulator-mem-off;
};
};
};
};
mmc@12550000 {
num-slots = <1>;
supports-highspeed;
broken-cd;
non-removable;
card-detect-delay = <200>;
vmmc-supply = <&vemmc_reg>;
clock-frequency = <400000000>;
samsung,dw-mshc-ciu-div = <0>;
samsung,dw-mshc-sdr-timing = <2 3>;
samsung,dw-mshc-ddr-timing = <1 2>;
pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
pinctrl-names = "default";
status = "okay";
slot@0 {
reg = <0>;
bus-width = <8>;
};
};
serial@13800000 {
status = "okay";
};
serial@13810000 {
status = "okay";
};
serial@13820000 {
status = "okay";
};
serial@13830000 {
status = "okay";
};
i2c_ak8975: i2c-gpio-0 {
compatible = "i2c-gpio";
gpios = <&gpy2 4 0>, <&gpy2 5 0>;
i2c-gpio,delay-us = <2>;
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
ak8975@0c {
compatible = "ak,ak8975";
reg = <0x0c>;
gpios = <&gpj0 7 0>;
};
};
spi_1: spi@13930000 {
pinctrl-names = "default";
pinctrl-0 = <&spi1_bus>;
status = "okay";
s5c73m3_spi: s5c73m3 {
compatible = "samsung,s5c73m3";
spi-max-frequency = <50000000>;
reg = <0>;
controller-data {
cs-gpio = <&gpb 5 0>;
samsung,spi-feedback-delay = <2>;
};
};
};
camera {
pinctrl-0 = <&cam_port_b_clk_active>;
pinctrl-names = "default";
status = "okay";
fimc_0: fimc@11800000 {
status = "okay";
};
fimc_1: fimc@11810000 {
status = "okay";
};
fimc_2: fimc@11820000 {
status = "okay";
};
fimc_3: fimc@11830000 {
status = "okay";
};
csis_1: csis@11890000 {
vddcore-supply = <&ldo8_reg>;
vddio-supply = <&ldo10_reg>;
clock-frequency = <160000000>;
status = "okay";
/* Camera D (4) MIPI CSI-2 (CSIS1) */
port@4 {
reg = <4>;
csis1_ep: endpoint {
remote-endpoint = <&is_s5k6a3_ep>;
data-lanes = <1>;
samsung,csis-hs-settle = <18>;
samsung,csis-wclk;
};
};
};
fimc_lite_0: fimc-lite@12390000 {
status = "okay";
};
fimc_lite_1: fimc-lite@123A0000 {
status = "okay";
};
fimc-is@12000000 {
pinctrl-0 = <&fimc_is_uart>;
pinctrl-names = "default";
status = "okay";
i2c1_isp: i2c-isp@12140000 {
pinctrl-0 = <&fimc_is_i2c1>;
pinctrl-names = "default";
s5k6a3@10 {
compatible = "samsung,s5k6a3";
reg = <0x10>;
svdda-supply = <&cam_io_reg>;
svddio-supply = <&ldo19_reg>;
clock-frequency = <24000000>;
/* CAM_B_CLKOUT */
clocks = <&clock_cam 1>;
clock-names = "mclk";
samsung,camclk-out = <1>;
gpios = <&gpm1 6 0>;
port {
is_s5k6a3_ep: endpoint {
remote-endpoint = <&csis1_ep>;
data-lanes = <1>;
};
};
};
};
};
};
};