Merge tag 'tegra-for-5.10-arm-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux into arm/dt

ARM: tegra: Changes for v5.10-rc1

These changes extend support on the Nexus 7 and Acer A500 devices.

* tag 'tegra-for-5.10-arm-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux:
  ARM: tegra: nexus7: Add SMB347 battery charger
  ARM: tegra: nexus7: Add touchscreen
  ARM: tegra: nexus7: Use PLLC for WiFi MMC clock parent
  ARM: tegra: acer-a500: Use PLLC for WiFi MMC clock parent
  ARM: tegra: acer-a500: Set WiFi MMC clock rate to 50 MHz
  ARM: tegra: acer-a500: Correct PINCTRL configuration
  ARM: tegra: acer-a500: Remove atmel,cfg_name property
  ARM: tegra: acer-a500: Add aliases for MMC
  ARM: tegra: nexus7: Add aliases for MMC
  dt-bindings: power: supply: Add device-tree binding for Summit SMB3xx
  dt-bindings: tegra: pmc: Add Tegra234 support
  dt-bindings: fuse: tegra: Add Tegra234 support
  dt-bindings: tegra: Add Tegra234 VDK compatible
  dt-bindings: misc: tegra186-misc: Add Tegra234 support
  dt-bindings: misc: tegra186-misc: Add missing compatible string
  dt-bindings: misc: tegra-apbmisc: Add missing compatible strings

Link: https://lore.kernel.org/r/20200918150303.3938852-4-thierry.reding@gmail.com
Signed-off-by: Olof Johansson <olof@lixom.net>

2 files changed, 73 insertions, 11 deletions

diff --git a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
index 2d683c9a1a5d..a0b829738e8f 100644
--- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
+++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
@@ -14,6 +14,10 @@
 	compatible = "acer,picasso", "nvidia,tegra20";
 
 	aliases {
+		mmc0 = &sdmmc4; /* eMMC */
+		mmc1 = &sdmmc3; /* MicroSD */
+		mmc2 = &sdmmc1; /* WiFi */
+
 		rtc0 = &pmic;
 		rtc1 = "/rtc@7000e000";
 
@@ -314,16 +318,24 @@
 				nvidia,pins = "drive_ddc",
 						"drive_vi1",
 						"drive_sdio1";
+				nvidia,pull-up-strength = <31>;
+				nvidia,pull-down-strength = <31>;
 				nvidia,schmitt = <TEGRA_PIN_ENABLE>;
-				nvidia,low-power-mode = <TEGRA_PIN_LP_DRIVE_DIV_4>;
+				nvidia,high-speed-mode = <TEGRA_PIN_DISABLE>;
+				nvidia,low-power-mode = <TEGRA_PIN_LP_DRIVE_DIV_1>;
+				nvidia,slew-rate-rising = <TEGRA_PIN_SLEW_RATE_SLOWEST>;
+				nvidia,slew-rate-falling = <TEGRA_PIN_SLEW_RATE_SLOWEST>;
 			};
 			drive_dbg {
 				nvidia,pins = "drive_dbg",
 						"drive_vi2",
 						"drive_at1",
 						"drive_ao1";
+				nvidia,pull-up-strength = <31>;
+				nvidia,pull-down-strength = <31>;
 				nvidia,schmitt = <TEGRA_PIN_ENABLE>;
-				nvidia,low-power-mode = <TEGRA_PIN_LP_DRIVE_DIV_4>;
+				nvidia,high-speed-mode = <TEGRA_PIN_DISABLE>;
+				nvidia,low-power-mode = <TEGRA_PIN_LP_DRIVE_DIV_1>;
 				nvidia,slew-rate-rising = <TEGRA_PIN_SLEW_RATE_FASTEST>;
 				nvidia,slew-rate-falling = <TEGRA_PIN_SLEW_RATE_FASTEST>;
 			};
@@ -431,8 +443,6 @@
 			compatible = "atmel,maxtouch";
 			reg = <0x4c>;
 
-			atmel,cfg_name = "maxtouch-acer-iconia-tab-a500.cfg";
-
 			interrupt-parent = <&gpio>;
 			interrupts = <TEGRA_GPIO(V, 6) IRQ_TYPE_LEVEL_LOW>;
 
@@ -720,13 +730,17 @@
 		power-off-delay-us = <300>;
 	};
 
-	mmc@c8000000 {
+	sdmmc1: mmc@c8000000 {
 		status = "okay";
 
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		max-frequency = <25000000>;
+		assigned-clocks = <&tegra_car TEGRA20_CLK_SDMMC1>;
+		assigned-clock-parents = <&tegra_car TEGRA20_CLK_PLL_C>;
+		assigned-clock-rates = <50000000>;
+
+		max-frequency = <50000000>;
 		keep-power-in-suspend;
 		bus-width = <4>;
 		non-removable;
@@ -745,7 +759,7 @@
 		};
 	};
 
-	mmc@c8000400 {
+	sdmmc3: mmc@c8000400 {
 		status = "okay";
 		bus-width = <4>;
 		cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>;
@@ -754,7 +768,7 @@
 		vqmmc-supply = <&vdd_3v3_sys>;
 	};
 
-	mmc@c8000600 {
+	sdmmc4: mmc@c8000600 {
 		status = "okay";
 		bus-width = <8>;
 		vmmc-supply = <&vcore_emmc>;
diff --git a/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi b/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi
index 3922517145e7..88ca03f57b3b 100644
--- a/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi
+++ b/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi
@@ -2,6 +2,7 @@
 
 #include <dt-bindings/input/gpio-keys.h>
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/power/summit,smb347-charger.h>
 #include <dt-bindings/thermal/thermal.h>
 
 #include "tegra30.dtsi"
@@ -10,6 +11,9 @@
 
 / {
 	aliases {
+		mmc0 = &sdmmc4; /* eMMC */
+		mmc1 = &sdmmc3; /* WiFi */
+
 		rtc0 = &pmic;
 		rtc1 = "/rtc@7000e000";
 
@@ -836,6 +840,24 @@
 	i2c@7000c400 {
 		clock-frequency = <400000>;
 		status = "okay";
+
+		touchscreen@10 {
+			compatible ="elan,ektf3624";
+			reg = <0x10>;
+
+			interrupt-parent = <&gpio>;
+			interrupts = <TEGRA_GPIO(H, 4) IRQ_TYPE_LEVEL_LOW>;
+
+			reset-gpios = <&gpio TEGRA_GPIO(H, 6) GPIO_ACTIVE_LOW>;
+
+			vcc33-supply = <&vcc_3v3_ts>;
+			vccio-supply = <&vcc_3v3_ts>;
+
+			touchscreen-size-x = <2112>;
+			touchscreen-size-y = <1280>;
+			touchscreen-swapped-x-y;
+			touchscreen-inverted-x;
+		};
 	};
 
 	i2c@7000c500 {
@@ -901,9 +923,24 @@
 			#thermal-sensor-cells = <1>;
 		};
 
-		battery@55 {
+		fuel-gauge@55 {
 			compatible = "ti,bq27541";
 			reg = <0x55>;
+			power-supplies = <&power_supply>;
+			monitored-battery = <&battery_cell>;
+		};
+
+		power_supply: charger@6a {
+			compatible = "summit,smb347";
+			reg = <0x6a>;
+
+			interrupt-parent = <&gpio>;
+			interrupts = <TEGRA_GPIO(V, 1) IRQ_TYPE_EDGE_BOTH>;
+
+			summit,enable-charge-control = <SMB3XX_CHG_ENABLE_PIN_ACTIVE_LOW>;
+			summit,enable-usb-charging;
+
+			monitored-battery = <&battery_cell>;
 		};
 	};
 
@@ -936,12 +973,17 @@
 		power-off-delay-us = <300>;
 	};
 
-	mmc@78000400 {
+	sdmmc3: mmc@78000400 {
 		status = "okay";
 
 		#address-cells = <1>;
 		#size-cells = <0>;
 
+		assigned-clocks = <&tegra_car TEGRA30_CLK_SDMMC3>;
+		assigned-clock-parents = <&tegra_car TEGRA30_CLK_PLL_C>;
+		assigned-clock-rates = <50000000>;
+
+		max-frequency = <50000000>;
 		keep-power-in-suspend;
 		bus-width = <4>;
 		non-removable;
@@ -960,7 +1002,7 @@
 		};
 	};
 
-	mmc@78000600 {
+	sdmmc4: mmc@78000600 {
 		status = "okay";
 		bus-width = <8>;
 		vmmc-supply = <&vcore_emmc>;
@@ -993,6 +1035,12 @@
 		default-brightness-level = <15>;
 	};
 
+	battery_cell: battery-cell {
+		compatible = "simple-battery";
+		constant-charge-current-max-microamp = <1800000>;
+		operating-range-celsius = <0 45>;
+	};
+
 	/* PMIC has a built-in 32KHz oscillator which is used by PMC */
 	clk32k_in: clock@0 {
 		compatible = "fixed-clock";