From 50a212ec906f7524620675f0c57357691c26c81f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 16 Oct 2024 01:20:19 +0000
Subject: [PATCH] 修改GPIO导出默认初始值
---
kernel/arch/arm/boot/dts/exynos4210-universal_c210.dts | 124 +++++++++++++++++++++++++++++++++--------
1 files changed, 100 insertions(+), 24 deletions(-)
diff --git a/kernel/arch/arm/boot/dts/exynos4210-universal_c210.dts b/kernel/arch/arm/boot/dts/exynos4210-universal_c210.dts
index 4e6ff97..08284e8 100644
--- a/kernel/arch/arm/boot/dts/exynos4210-universal_c210.dts
+++ b/kernel/arch/arm/boot/dts/exynos4210-universal_c210.dts
@@ -24,8 +24,8 @@
};
chosen {
- bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rw rootwait earlyprintk panic=5 maxcpus=1";
- stdout-path = &serial_2;
+ bootargs = "root=/dev/mmcblk0p5 rw rootwait earlyprintk panic=5 maxcpus=1";
+ stdout-path = "serial2:115200n8";
};
@@ -39,15 +39,27 @@
compatible = "samsung,clock-xusbxti";
clock-frequency = <24000000>;
};
+
+ pmic_ap_clk: pmic-ap-clk {
+ /* Workaround for missing clock on PMIC */
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <32768>;
+ };
};
vemmc_reg: voltage-regulator {
- compatible = "regulator-fixed";
+ compatible = "regulator-fixed";
regulator-name = "VMEM_VDD_2_8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
gpio = <&gpe1 3 GPIO_ACTIVE_HIGH>;
enable-active-high;
+ };
+
+ wlan_pwrseq: sdhci3-pwrseq {
+ compatible = "mmc-pwrseq-simple";
+ reset-gpios = <&gpe3 1 GPIO_ACTIVE_LOW>;
};
gpio-keys {
@@ -99,7 +111,7 @@
};
tsp_reg: voltage-regulator {
- compatible = "regulator-fixed";
+ compatible = "regulator-fixed";
regulator-name = "TSP_2_8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
@@ -107,15 +119,15 @@
enable-active-high;
};
- spi-lcd {
+ spi-3 {
compatible = "spi-gpio";
#address-cells = <1>;
#size-cells = <0>;
- gpio-sck = <&gpy3 1 GPIO_ACTIVE_HIGH>;
- gpio-mosi = <&gpy3 3 GPIO_ACTIVE_HIGH>;
+ sck-gpios = <&gpy3 1 GPIO_ACTIVE_HIGH>;
+ mosi-gpios = <&gpy3 3 GPIO_ACTIVE_HIGH>;
num-chipselects = <1>;
- cs-gpios = <&gpy4 3 GPIO_ACTIVE_HIGH>;
+ cs-gpios = <&gpy4 3 GPIO_ACTIVE_LOW>;
lcd@0 {
compatible = "samsung,ld9040";
@@ -124,8 +136,6 @@
vci-supply = <&ldo17_reg>;
reset-gpios = <&gpy4 5 GPIO_ACTIVE_HIGH>;
spi-max-frequency = <1200000>;
- spi-cpol;
- spi-cpha;
power-on-delay = <10>;
reset-delay = <10>;
panel-width-mm = <90>;
@@ -166,7 +176,8 @@
hdmi_ddc: i2c-ddc {
compatible = "i2c-gpio";
- gpios = <&gpe4 2 GPIO_ACTIVE_HIGH &gpe4 3 GPIO_ACTIVE_HIGH>;
+ sda-gpios = <&gpe4 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ scl-gpios = <&gpe4 3 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
i2c-gpio,delay-us = <100>;
#address-cells = <1>;
#size-cells = <0>;
@@ -188,11 +199,23 @@
cpu0-supply = <&vdd_arm_reg>;
};
+&cpu_thermal {
+ cooling-maps {
+ map0 {
+ /* Corresponds to 800MHz */
+ cooling-device = <&cpu0 2 2>;
+ };
+ map1 {
+ /* Corresponds to 200MHz */
+ cooling-device = <&cpu0 4 4>;
+ };
+ };
+};
+
&ehci {
status = "okay";
- port@0 {
- status = "okay";
- };
+ phys = <&exynos_usbphy 1>;
+ phy-names = "host";
};
&exynos_usbphy {
@@ -248,6 +271,11 @@
};
};
+&gpu {
+ mali-supply = <&buck2_reg>;
+ status = "okay";
+};
+
&hdmi {
hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
@@ -301,7 +329,7 @@
max8952,sync-freq = <0>;
max8952,ramp-speed = <0>;
- regulator-name = "vdd_arm";
+ regulator-name = "VARM_1.2V_C210";
regulator-min-microvolt = <770000>;
regulator-max-microvolt = <1400000>;
regulator-always-on;
@@ -310,6 +338,9 @@
pmic@66 {
compatible = "national,lp3974";
+ interrupts-extended = <&gpx0 7 0>, <&gpx2 7 0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&lp3974_irq>;
reg = <0x66>;
max8998,pmic-buck1-default-dvs-idx = <0>;
@@ -488,7 +519,8 @@
};
&mdma1 {
- reg = <0x12840000 0x1000>;
+ /* Use the secure mdma0 */
+ status = "disabled";
};
&mixer {
@@ -497,12 +529,14 @@
&ohci {
status = "okay";
- port@0 {
- status = "okay";
- };
};
&pinctrl_1 {
+ lp3974_irq: lp3974-irq {
+ samsung,pins = "gpx0-7", "gpx2-7";
+ samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
+ };
+
hdmi_hpd: hdmi-hpd {
samsung,pins = "gpx3-7";
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
@@ -523,6 +557,12 @@
status = "okay";
};
+&rtc {
+ status = "okay";
+ clocks = <&clock CLK_RTC>, <&pmic_ap_clk>;
+ clock-names = "rtc", "rtc_src";
+};
+
&sdhci_0 {
bus-width = <8>;
non-removable;
@@ -537,9 +577,31 @@
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
pinctrl-names = "default";
vmmc-supply = <&ldo5_reg>;
- cd-gpios = <&gpx3 4 GPIO_ACTIVE_HIGH>;
- cd-inverted;
+ cd-gpios = <&gpx3 4 GPIO_ACTIVE_LOW>;
status = "okay";
+};
+
+&sdhci_3 {
+ status = "okay";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ non-removable;
+ bus-width = <4>;
+ mmc-pwrseq = <&wlan_pwrseq>;
+ vmmc-supply = <&ldo5_reg>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&sd3_clk>, <&sd3_cmd>, <&sd3_bus4>;
+
+ brcmf: wifi@1 {
+ compatible = "brcm,bcm4330-fmac";
+ reg = <1>;
+ interrupt-parent = <&gpx2>;
+ interrupts = <5 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "host-wake";
+ };
};
&serial_0 {
@@ -566,17 +628,31 @@
/delete-property/dma-names;
};
+&soc {
+ mdma0: mdma@12840000 {
+ compatible = "arm,pl330", "arm,primecell";
+ reg = <0x12840000 0x1000>;
+ interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clock CLK_MDMA>;
+ clock-names = "apb_pclk";
+ #dma-cells = <1>;
+ #dma-channels = <8>;
+ #dma-requests = <1>;
+ power-domains = <&pd_lcd0>;
+ };
+};
+
&sysram {
- smp-sysram@0 {
+ smp-sram@0 {
status = "disabled";
};
- smp-sysram@5000 {
+ smp-sram@5000 {
compatible = "samsung,exynos4210-sysram";
reg = <0x5000 0x1000>;
};
- smp-sysram@1f000 {
+ smp-sram@1f000 {
status = "disabled";
};
};
--
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