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Bugzilla: 1012025
Upstream-status: In beagle github repository https://github.com/beagleboard/kernel

From b5a2528c89fc8049b2a6a750634c14983e33d00f Mon Sep 17 00:00:00 2001
From: Robert Nelson <robertcnelson@gmail.com>
Date: Fri, 27 Dec 2013 13:05:09 -0600
Subject: [PATCH] arm: dts: am335x-boneblack: lcdc add panel-info

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
---
 arch/arm/boot/dts/am335x-boneblack.dts | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/dts/am335x-boneblack.dts
index 6b71ad9..09ffbd8 100644
--- a/arch/arm/boot/dts/am335x-boneblack.dts
+++ b/arch/arm/boot/dts/am335x-boneblack.dts
@@ -74,5 +74,18 @@
 		pinctrl-0 = <&nxp_hdmi_bonelt_pins>;
 		pinctrl-1 = <&nxp_hdmi_bonelt_off_pins>;
 		status = "okay";
+
+		panel-info {
+			bpp = <16>;
+			ac-bias = <255>;
+			ac-bias-intrpt = <0>;
+			dma-burst-sz = <16>;
+			fdd = <16>;
+			sync-edge = <1>;
+			sync-ctrl = <1>;
+			raster-order = <0>;
+			fifo-th = <0>;
+			invert-pxl-clk;
+		};
 	};
 };
-- 
1.8.5.1

From 1da083a002581520dd358b8b8e097078000d12b9 Mon Sep 17 00:00:00 2001
From: Robert Nelson <robertcnelson@gmail.com>
Date: Fri, 27 Dec 2013 13:14:19 -0600
Subject: [PATCH 2/2] arm: dts: am335x-boneblack: add cpu0 opp points

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
---
 arch/arm/boot/dts/am335x-boneblack.dts | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/dts/am335x-boneblack.dts
index 09ffbd8..f213ccd 100644
--- a/arch/arm/boot/dts/am335x-boneblack.dts
+++ b/arch/arm/boot/dts/am335x-boneblack.dts
@@ -67,6 +67,24 @@
 };
 
 / {
+	cpus {
+		cpu@0 {
+			cpu0-supply = <&dcdc2_reg>;
+			/*
+			 * To consider voltage drop between PMIC and SoC,
+			 * tolerance value is reduced to 2% from 4% and
+			 * voltage value is increased as a precaution.
+			 */
+			operating-points = <
+				/* kHz    uV */
+				1000000	1325000
+				800000	1300000
+				600000  1112000
+				300000   969000
+			>;
+		};
+	};
+
 	hdmi {
 		compatible = "ti,tilcdc,slave";
 		i2c = <&i2c0>;
-- 
1.8.5.1

From 8551d8aa7d3e002da2097e7e902fb96fceb8694e Mon Sep 17 00:00:00 2001
From: Robert Nelson <robertcnelson@gmail.com>
Date: Tue, 31 Dec 2013 11:17:45 -0600
Subject: [PATCH 3/3] arm: dts: am335x-bone-common: enable and use i2c2

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
---
 arch/arm/boot/dts/am335x-bone-common.dtsi | 39 +++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index e3f27ec..54366b6 100644
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -84,6 +84,13 @@
 		>;
 	};
 
+	i2c2_pins: pinmux_i2c2_pins {
+		pinctrl-single,pins = <
+			0x178 0x73 /* (SLEWCTRL_SLOW | PIN_INPUT_PULLUP | MUX_MODE3) uart1_ctsn.i2c2_sda */
+			0x17c 0x73 /* (SLEWCTRL_SLOW | PIN_INPUT_PULLUP | MUX_MODE3) uart1_rtsn.i2c2_scl */
+		>;
+	};
+
 	uart0_pins: pinmux_uart0_pins {
 		pinctrl-single,pins = <
 			0x170 (PIN_INPUT_PULLUP | MUX_MODE0)	/* uart0_rxd.uart0_rxd */
@@ -220,6 +227,38 @@
 		reg = <0x24>;
 	};
 
+	baseboard_eeprom: baseboard_eeprom@50 {
+		compatible = "at,24c256";
+		reg = <0x50>;
+	};
+};
+
+&i2c2 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&i2c2_pins>;
+
+	clock-frequency = <100000>;
+
+	cape_eeprom0: cape_eeprom0@54 {
+		compatible = "at,24c256";
+		reg = <0x54>;
+	};
+
+	cape_eeprom1: cape_eeprom1@55 {
+		compatible = "at,24c256";
+		reg = <0x55>;
+	};
+
+	cape_eeprom2: cape_eeprom2@56 {
+		compatible = "at,24c256";
+		reg = <0x56>;
+	};
+
+	cape_eeprom3: cape_eeprom3@57 {
+		compatible = "at,24c256";
+		reg = <0x57>;
+	};
 };
 
 /include/ "tps65217.dtsi"
-- 
1.8.5.2

From a3099dc53a47d1694a5b575580ec3406dc429bf8 Mon Sep 17 00:00:00 2001
From: Robert Nelson <robertcnelson@gmail.com>
Date: Tue, 31 Dec 2013 14:18:00 -0600
Subject: [PATCH 4/4] arm: dts: am335x-bone-common: setup default pinmux
 http://elinux.org/Basic_Proto_Cape

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
---
 arch/arm/boot/dts/am335x-bone-common.dtsi | 130 ++++++++++++++++++++++++++++++
 1 file changed, 130 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index e4571af..f85cabc 100644
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -98,6 +98,13 @@
 		>;
 	};
 
+	uart1_pins: pinmux_uart1_pins {
+		pinctrl-single,pins = <
+			0x180 (PIN_INPUT_PULLUP | MUX_MODE0)	/* uart1_rxd.uart1_rxd */
+			0x184 (PIN_OUTPUT_PULLDOWN | MUX_MODE0)	/* uart1_txd.uart1_txd */
+		>;
+	};
+
 	clkout2_pin: pinmux_clkout2_pin {
 		pinctrl-single,pins = <
 			0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3)	/* xdma_event_intr1.clkout2 */
@@ -178,6 +185,33 @@
 			0x1c (PIN_INPUT_PULLUP | MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */
 		>;
 	};
+
+	spi0_pins: pinmux_spi0_pins {
+		pinctrl-single,pins = <
+			0x150 (PIN_INPUT_PULLUP | MUX_MODE0)	/* spi0_sclk.spi0_sclk */
+			0x154 (PIN_INPUT_PULLUP | MUX_MODE0)	/* spi0_d0.spi0_d0 */
+			0x158 (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* spi0_d1.spi0_d1 */
+			0x15c (PIN_OUTPUT_PULLUP | MUX_MODE0)	/* spi0_cs0.spi0_cs0 */
+		>;
+	};
+
+	ehrpwm1_pin_p9_14: pinmux_ehrpwm1_pin_p9_14 {
+		pinctrl-single,pins = <
+			0x048 0x6	/* P9_14 (ZCZ ball U14) | MODE 6 */
+		>;
+	};
+
+	ehrpwm1_pin_p9_16: pinmux_ehrpwm1_pin_p9_16 {
+		pinctrl-single,pins = <
+			0x04c 0x6	/* P9_16 (ZCZ ball T14) | MODE 6 */
+		>;
+	};
+
+	ecap0_pin_p9_42: pinmux_ecap0_pin_p9_42 {
+		pinctrl-single,pins = <
+			0x164 0x0	/* P9_42 (ZCZ ball C18) | MODE 0 */
+		>;
+	};
 };
 
 &uart0 {
@@ -187,6 +221,13 @@
 	status = "okay";
 };
 
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_pins>;
+
+	status = "okay";
+};
+
 &usb {
 	status = "okay";
 
@@ -261,6 +302,56 @@
 	};
 };
 
+&epwmss0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&ecap0_pin_p9_42>;
+	status = "okay";
+
+	ecap@48300100 {
+		status = "okay";
+	};
+};
+
+&epwmss1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <
+		&ehrpwm1_pin_p9_14
+		&ehrpwm1_pin_p9_16
+	>;
+
+	status = "okay";
+
+	ehrpwm@48302200 {
+		status = "okay";
+	};
+};
+
+&spi0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi0_pins>;
+	status = "okay";
+
+	spidev0: spi@0 {
+		compatible = "spidev";
+		reg = <0>;
+		spi-max-frequency = <16000000>;
+		spi-cpha;
+	};
+
+	spidev1: spi@1 {
+		compatible = "spidev";
+		reg = <1>;
+		spi-max-frequency = <16000000>;
+	};
+};
+
+&tscadc {
+	status = "okay";
+	adc {
+		ti,adc-channels = <4 5 6>;
+	};
+};
+
 /include/ "tps65217.dtsi"
 
 &tps {
@@ -336,3 +427,42 @@
 	cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
 	cd-inverted;
 };
+
+/ {
+	ocp {
+		//FIXME: these pwm's still need work, this guild isn't working..
+		//http://elinux.org/EBC_Exercise_13_Pulse_Width_Modulation
+		pwm_test_P9_14@0 {
+			compatible = "pwm_test";
+			pwms = <&ehrpwm1 0 500000 1>;
+			pwm-names = "PWM_P9_14";
+			pinctrl-names = "default";
+			pinctrl-0 = <&ehrpwm1_pin_p9_14>;
+			enabled = <1>;
+			duty = <0>;
+			status = "okay";
+		};
+
+		pwm_test_P9_16@0 {
+			compatible = "pwm_test";
+			pwms = <&ehrpwm1 0 500000 1>;
+			pwm-names = "PWM_P9_16";
+			pinctrl-names = "default";
+			pinctrl-0 = <&ehrpwm1_pin_p9_16>;
+			enabled = <1>;
+			duty = <0>;
+			status = "okay";
+		};
+
+		pwm_test_P9_42 {
+			compatible = "pwm_test";
+			pwms = <&ecap0 0 500000 1>;
+			pwm-names = "PWM_P9_42";
+			pinctrl-names = "default";
+			pinctrl-0 = <&ecap0_pin_p9_42>;
+			enabled = <1>;
+			duty = <0>;
+			status = "okay";
+		};
+	};
+};
-- 
1.8.5.2

From b6e2c817edfc6d73874cf833daffe1be6c7ed8bb Mon Sep 17 00:00:00 2001
From: Robert Nelson <robertcnelson@gmail.com>
Date: Thu, 13 Mar 2014 14:18:52 -0500
Subject: [PATCH] arm: dts: am335x-bone-common: add
 uart2_pins/uart4_pins/uart5_pins

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
---
 arch/arm/boot/dts/am335x-bone-common.dtsi | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index f85cabc..5270d18 100644
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -105,6 +105,27 @@
 		>;
 	};
 
+	uart2_pins: pinmux_uart2_pins {
+		pinctrl-single,pins = <
+			0x150 0x21	/* spi0_sclk.uart2_rxd | MODE1 */
+			0x154 0x01	/* spi0_d0.uart2_txd | MODE1 */
+		>;
+	};
+
+	uart4_pins: pinmux_uart4_pins {
+		pinctrl-single,pins = <
+			0x070 0x26	/* gpmc_wait0.uart4_rxd | MODE6 */
+			0x074 0x06	/* gpmc_wpn.uart4_txd | MODE6 */
+		>;
+	};
+
+	uart5_pins: pinmux_uart5_pins {
+		pinctrl-single,pins = <
+			0x0C4 0x24	/* lcd_data9.uart5_rxd | MODE4 */
+			0x0C0 0x04	/* lcd_data8.uart5_txd | MODE4 */
+		>;
+	};
+
 	clkout2_pin: pinmux_clkout2_pin {
 		pinctrl-single,pins = <
 			0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3)	/* xdma_event_intr1.clkout2 */
-- 
1.9.0

From 72567452d5d6007010597158f6afd00e2bf07579 Mon Sep 17 00:00:00 2001
From: Pantelis Antoniou <panto@antoniou-consulting.com>
Date: Sat, 15 Sep 2012 12:00:41 +0300
Subject: [PATCH] pinctrl: pinctrl-single must be initialized early.

When using pinctrl-single to handle i2c initialization, it has
to be done early. Whether this is the best way to do so, is an
exercise left to the reader.
---
 drivers/pinctrl/pinctrl-single.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index 829b98c..5107dcf 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -2039,7 +2039,17 @@ static struct platform_driver pcs_driver = {
 #endif
 };
 
-module_platform_driver(pcs_driver);
+static int __init pcs_init(void)
+{
+	return platform_driver_register(&pcs_driver);
+}
+postcore_initcall(pcs_init);
+
+static void __exit pcs_exit(void)
+{
+	platform_driver_unregister(&pcs_driver);
+}
+module_exit(pcs_exit);
 
 MODULE_AUTHOR("Tony Lindgren <tony@atomide.com>");
 MODULE_DESCRIPTION("One-register-per-pin type device tree based pinctrl driver");
-- 
1.8.5.2

From b6e2c817edfc6d73874cf833daffe1be6c7ed8bb Mon Sep 17 00:00:00 2001
From: Robert Nelson <robertcnelson@gmail.com>
Date: Thu, 13 Mar 2014 14:18:52 -0500
Subject: [PATCH] arm: dts: am335x-bone-common: add
 uart2_pins/uart4_pins/uart5_pins

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
---
 arch/arm/boot/dts/am335x-bone-common.dtsi | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index f85cabc..5270d18 100644
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -105,6 +105,27 @@
 		>;
 	};
 
+	uart2_pins: pinmux_uart2_pins {
+		pinctrl-single,pins = <
+			0x150 0x21	/* spi0_sclk.uart2_rxd | MODE1 */
+			0x154 0x01	/* spi0_d0.uart2_txd | MODE1 */
+		>;
+	};
+
+	uart4_pins: pinmux_uart4_pins {
+		pinctrl-single,pins = <
+			0x070 0x26	/* gpmc_wait0.uart4_rxd | MODE6 */
+			0x074 0x06	/* gpmc_wpn.uart4_txd | MODE6 */
+		>;
+	};
+
+	uart5_pins: pinmux_uart5_pins {
+		pinctrl-single,pins = <
+			0x0C4 0x24	/* lcd_data9.uart5_rxd | MODE4 */
+			0x0C0 0x04	/* lcd_data8.uart5_txd | MODE4 */
+		>;
+	};
+
 	clkout2_pin: pinmux_clkout2_pin {
 		pinctrl-single,pins = <
 			0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3)	/* xdma_event_intr1.clkout2 */
-- 
1.9.0