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-rw-r--r--arch/arm/dts/tegra20-colibri.dts117
-rw-r--r--arch/arm/mach-tegra/arm64-mmu.c2
-rw-r--r--drivers/power/regulator/fixed.c21
-rw-r--r--drivers/video/simple_panel.c2
-rw-r--r--include/configs/tegra-common-usb-gadget.h2
5 files changed, 94 insertions, 50 deletions
diff --git a/arch/arm/dts/tegra20-colibri.dts b/arch/arm/dts/tegra20-colibri.dts
index 777f63e..89adfb6 100644
--- a/arch/arm/dts/tegra20-colibri.dts
+++ b/arch/arm/dts/tegra20-colibri.dts
@@ -14,42 +14,35 @@
i2c0 = "/i2c@7000d000";
i2c1 = "/i2c@7000c000";
i2c2 = "/i2c@7000c400";
- usb0 = "/usb@c5008000";
- usb1 = "/usb@c5000000";
- usb2 = "/usb@c5004000";
mmc0 = "/sdhci@c8000600";
+ usb0 = "/usb@c5000000";
+ usb1 = "/usb@c5004000"; /* on-module only, for ASIX */
+ usb2 = "/usb@c5008000";
};
host1x@50000000 {
- status = "okay";
dc@54200000 {
- status = "okay";
rgb {
status = "okay";
nvidia,panel = <&lcd_panel>;
+ display-timings {
+ timing@0 {
+ /* VESA VGA */
+ clock-frequency = <25175000>;
+ hactive = <640>;
+ vactive = <480>;
+ hback-porch = <48>;
+ hfront-porch = <16>;
+ hsync-len = <96>;
+ vback-porch = <31>;
+ vfront-porch = <11>;
+ vsync-len = <2>;
+ };
+ };
};
};
};
- usb@c5000000 {
- statuc = "okay";
- dr_mode = "otg";
- };
-
- usb@c5004000 {
- statuc = "okay";
- /* VBUS_LAN */
- nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1)
- GPIO_ACTIVE_LOW>;
- nvidia,vbus-gpio = <&gpio TEGRA_GPIO(BB, 1) GPIO_ACTIVE_HIGH>;
- };
-
- usb@c5008000 {
- statuc = "okay";
- /* USBH_PEN */
- nvidia,vbus-gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
- };
-
nand-controller@70008000 {
nvidia,wp-gpios = <&gpio TEGRA_GPIO(S, 0) GPIO_ACTIVE_HIGH>;
nvidia,width = <8>;
@@ -61,6 +54,10 @@
};
};
+ pwm@7000a000 {
+ status = "okay";
+ };
+
/*
* GEN1_I2C: I2C_SDA/SCL on SODIMM pin 194/196 (e.g. RTC on carrier
* board)
@@ -86,12 +83,45 @@
clock-frequency = <100000>;
};
+ /* EHCI instance 0: USB1_DP/N -> USBC_P/N */
+ usb@c5000000 {
+ status = "okay";
+ dr_mode = "otg";
+ };
+
+ /* EHCI instance 1: ULPI -> USB3340 -> AX88772B */
+ usb@c5004000 {
+ status = "okay";
+ /* VBUS_LAN */
+ nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_HIGH>;
+ nvidia,vbus-gpio = <&gpio TEGRA_GPIO(BB, 1) GPIO_ACTIVE_HIGH>;
+ };
+
+ /* EHCI instance 2: USB3_DP/N -> USBH_P/N */
+ usb@c5008000 {
+ status = "okay";
+ /* USBH_PEN */
+ nvidia,vbus-gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
+ };
+
sdhci@c8000600 {
status = "okay";
bus-width = <4>;
cd-gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>;
};
+ backlight: backlight {
+ compatible = "pwm-backlight";
+
+ brightness-levels = <255 128 64 32 16 8 4 0>;
+ default-brightness-level = <6>;
+ /* BL_ON */
+ enable-gpios = <&gpio TEGRA_GPIO(T, 4) GPIO_ACTIVE_HIGH>;
+ power-supply = <&reg_3v3>;
+ /* PWM<A> */
+ pwms = <&pwm 0 5000000>;
+ };
+
clocks {
compatible = "simple-bus";
#address-cells = <1>;
@@ -105,25 +135,28 @@
};
};
- pwm: pwm@7000a000 {
- status = "okay";
+ lcd_panel: panel {
+ /*
+ * edt,et057090dhu: EDT 5.7" LCD TFT
+ * edt,et070080dh6: EDT 7.0" LCD TFT
+ */
+ compatible = "edt,et057090dhu", "simple-panel";
+
+ backlight = <&backlight>;
};
- lcd_panel: panel {
- clock = <25175000>;
- xres = <640>;
- yres = <480>;
- left-margin = <48>; /* horizontal back porch */
- right-margin = <16>; /* horizontal front porch */
- hsync-len = <96>;
- lower-margin = <11>; /* vertical front porch */
- upper-margin = <31>; /* vertical back porch */
- vsync-len = <2>;
- hsync-active-high;
- vsync-active-high;
- nvidia,bits-per-pixel = <16>;
- nvidia,pwm = <&pwm 0 0>;
- nvidia,backlight-enable-gpios = <&gpio TEGRA_GPIO(T, 4) GPIO_ACTIVE_HIGH>;
- nvidia,panel-timings = <0 0 0 0>;
+ regulators {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ reg_3v3: regulator@0 {
+ compatible = "regulator-fixed";
+ reg = <0>;
+ regulator-name = "+V3.3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
};
};
diff --git a/arch/arm/mach-tegra/arm64-mmu.c b/arch/arm/mach-tegra/arm64-mmu.c
index 7b1d258..a79a519 100644
--- a/arch/arm/mach-tegra/arm64-mmu.c
+++ b/arch/arm/mach-tegra/arm64-mmu.c
@@ -23,7 +23,7 @@ static struct mm_region tegra_mem_map[] = {
}, {
.virt = 0x80000000UL,
.phys = 0x80000000UL,
- .size = 0xff80000000UL,
+ .size = 0x80000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
PTE_BLOCK_INNER_SHARE
}, {
diff --git a/drivers/power/regulator/fixed.c b/drivers/power/regulator/fixed.c
index 37b8400..62dc47f 100644
--- a/drivers/power/regulator/fixed.c
+++ b/drivers/power/regulator/fixed.c
@@ -37,11 +37,15 @@ static int fixed_regulator_ofdata_to_platdata(struct udevice *dev)
/* Set type to fixed */
uc_pdata->type = REGULATOR_TYPE_FIXED;
- /* Get fixed regulator gpio desc */
+ /* Get fixed regulator optional enable GPIO desc */
gpio = &dev_pdata->gpio;
ret = gpio_request_by_name(dev, "gpio", 0, gpio, GPIOD_IS_OUT);
- if (ret)
- debug("Fixed regulator gpio - not found! Error: %d", ret);
+ if (ret) {
+ debug("Fixed regulator optional enable GPIO - not found! Error: %d\n",
+ ret);
+ if (ret != -ENOENT)
+ return ret;
+ }
/* Get optional ramp up delay */
dev_pdata->startup_delay_us = fdtdec_get_uint(gd->fdt_blob,
@@ -87,8 +91,9 @@ static bool fixed_regulator_get_enable(struct udevice *dev)
{
struct fixed_regulator_platdata *dev_pdata = dev_get_platdata(dev);
+ /* Enable GPIO is optional */
if (!dev_pdata->gpio.dev)
- return false;
+ return true;
return dm_gpio_get_value(&dev_pdata->gpio);
}
@@ -98,8 +103,12 @@ static int fixed_regulator_set_enable(struct udevice *dev, bool enable)
struct fixed_regulator_platdata *dev_pdata = dev_get_platdata(dev);
int ret;
- if (!dev_pdata->gpio.dev)
- return -ENOSYS;
+ /* Enable GPIO is optional */
+ if (!dev_pdata->gpio.dev) {
+ if (!enable)
+ return -ENOSYS;
+ return 0;
+ }
ret = dm_gpio_set_value(&dev_pdata->gpio, enable);
if (ret) {
diff --git a/drivers/video/simple_panel.c b/drivers/video/simple_panel.c
index b2fe345..baa95f6 100644
--- a/drivers/video/simple_panel.c
+++ b/drivers/video/simple_panel.c
@@ -42,7 +42,7 @@ static int simple_panel_ofdata_to_platdata(struct udevice *dev)
ret = uclass_get_device_by_phandle(UCLASS_REGULATOR, dev,
"power-supply", &priv->reg);
if (ret) {
- debug("%s: Warning: cnnot get power supply: ret=%d\n",
+ debug("%s: Warning: cannot get power supply: ret=%d\n",
__func__, ret);
if (ret != -ENOENT)
return ret;
diff --git a/include/configs/tegra-common-usb-gadget.h b/include/configs/tegra-common-usb-gadget.h
index 00f854e..58a5a30 100644
--- a/include/configs/tegra-common-usb-gadget.h
+++ b/include/configs/tegra-common-usb-gadget.h
@@ -10,7 +10,9 @@
#ifndef CONFIG_SPL_BUILD
/* USB gadget mode support*/
+#ifndef CONFIG_TEGRA20
#define CONFIG_CI_UDC_HAS_HOSTPC
+#endif
/* USB mass storage protocol */
#define CONFIG_USB_FUNCTION_MASS_STORAGE
/* DFU protocol */
generated by cgit v1.1 at 2024-12-23 15:48:57 +0000