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Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0052-bcm2835-Match-with-BCM2708-Device-Trees.patch')
-rw-r--r--target/linux/brcm2708/patches-4.4/0052-bcm2835-Match-with-BCM2708-Device-Trees.patch515
1 files changed, 515 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0052-bcm2835-Match-with-BCM2708-Device-Trees.patch b/target/linux/brcm2708/patches-4.4/0052-bcm2835-Match-with-BCM2708-Device-Trees.patch
new file mode 100644
index 0000000000..a7966df9d3
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0052-bcm2835-Match-with-BCM2708-Device-Trees.patch
@@ -0,0 +1,515 @@
+From da7cdef4979282624e0e7527c3c8334a59f39676 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= <noralf@tronnes.org>
+Date: Sat, 15 Aug 2015 20:47:07 +0200
+Subject: [PATCH 052/232] bcm2835: Match with BCM2708 Device Trees
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
+---
+ arch/arm/boot/dts/bcm2835-rpi-b-plus.dts | 132 ++++++++++++++++++---
+ arch/arm/boot/dts/bcm2835-rpi-b.dts | 115 ++++++++++++++++--
+ arch/arm/boot/dts/bcm2835.dtsi | 195 +++----------------------------
+ 3 files changed, 237 insertions(+), 205 deletions(-)
+
+--- a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts
++++ b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts
+@@ -1,30 +1,128 @@
+ /dts-v1/;
+-#include "bcm2835-rpi.dtsi"
++#include "bcm2835.dtsi"
+
+ / {
+ compatible = "raspberrypi,model-b-plus", "brcm,bcm2835";
+ model = "Raspberry Pi Model B+";
+-
+- leds {
+- act {
+- gpios = <&gpio 47 0>;
+- };
+-
+- pwr {
+- label = "PWR";
+- gpios = <&gpio 35 0>;
+- default-state = "keep";
+- linux,default-trigger = "default-on";
+- };
+- };
+ };
+
+ &gpio {
+- pinctrl-0 = <&gpioout &alt0 &i2s_alt0 &alt3>;
++ spi0_pins: spi0_pins {
++ brcm,pins = <7 8 9 10 11>;
++ brcm,function = <4>; /* alt0 */
++ };
++
++ i2c0_pins: i2c0 {
++ brcm,pins = <0 1>;
++ brcm,function = <4>;
++ };
+
+- /* I2S interface */
+- i2s_alt0: i2s_alt0 {
++ i2c1_pins: i2c1 {
++ brcm,pins = <2 3>;
++ brcm,function = <4>;
++ };
++
++ i2s_pins: i2s {
+ brcm,pins = <18 19 20 21>;
+- brcm,function = <BCM2835_FSEL_ALT0>;
++ brcm,function = <4>; /* alt0 */
++ };
++};
++
++&mmc {
++ status = "okay";
++ bus-width = <4>;
++};
++
++&fb {
++ status = "okay";
++};
++
++&uart0 {
++ status = "okay";
++};
++
++&spi0 {
++ pinctrl-names = "default";
++ pinctrl-0 = <&spi0_pins>;
++
++ spidev@0{
++ compatible = "spidev";
++ reg = <0>; /* CE0 */
++ #address-cells = <1>;
++ #size-cells = <0>;
++ spi-max-frequency = <500000>;
++ };
++
++ spidev@1{
++ compatible = "spidev";
++ reg = <1>; /* CE1 */
++ #address-cells = <1>;
++ #size-cells = <0>;
++ spi-max-frequency = <500000>;
++ };
++};
++
++&i2c0 {
++ pinctrl-names = "default";
++ pinctrl-0 = <&i2c0_pins>;
++ clock-frequency = <100000>;
++};
++
++&i2c1 {
++ pinctrl-names = "default";
++ pinctrl-0 = <&i2c1_pins>;
++ clock-frequency = <100000>;
++};
++
++&i2c2 {
++ clock-frequency = <100000>;
++};
++
++&i2s {
++ #sound-dai-cells = <0>;
++ pinctrl-names = "default";
++ pinctrl-0 = <&i2s_pins>;
++};
++
++&leds {
++ act_led: act {
++ label = "led0";
++ linux,default-trigger = "mmc0";
++ gpios = <&gpio 47 0>;
++ };
++
++ pwr_led: pwr {
++ label = "led1";
++ linux,default-trigger = "input";
++ gpios = <&gpio 35 0>;
++ };
++};
++
++/ {
++ __overrides__ {
++ uart0 = <&uart0>,"status";
++ uart0_clkrate = <&clk_uart0>,"clock-frequency:0";
++ uart1_clkrate = <&uart1>,"clock-frequency:0";
++ i2s = <&i2s>,"status";
++ spi = <&spi0>,"status";
++ i2c0 = <&i2c0>,"status";
++ i2c1 = <&i2c1>,"status";
++ i2c2_iknowwhatimdoing = <&i2c2>,"status";
++ i2c0_baudrate = <&i2c0>,"clock-frequency:0";
++ i2c1_baudrate = <&i2c1>,"clock-frequency:0";
++ i2c2_baudrate = <&i2c2>,"clock-frequency:0";
++ core_freq = <&clk_core>,"clock-frequency:0";
++
++ act_led_gpio = <&act_led>,"gpios:4";
++ act_led_activelow = <&act_led>,"gpios:8";
++ act_led_trigger = <&act_led>,"linux,default-trigger";
++
++ pwr_led_gpio = <&pwr_led>,"gpios:4";
++ pwr_led_activelow = <&pwr_led>,"gpios:8";
++ pwr_led_trigger = <&pwr_led>,"linux,default-trigger";
++
++ audio = <&audio>,"status";
++ watchdog = <&watchdog>,"status";
++ random = <&random>,"status";
+ };
+ };
+--- a/arch/arm/boot/dts/bcm2835-rpi-b.dts
++++ b/arch/arm/boot/dts/bcm2835-rpi-b.dts
+@@ -1,17 +1,118 @@
+ /dts-v1/;
+-#include "bcm2835-rpi.dtsi"
++#include "bcm2835.dtsi"
+
+ / {
+ compatible = "raspberrypi,model-b", "brcm,bcm2835";
+ model = "Raspberry Pi Model B";
++};
+
+- leds {
+- act {
+- gpios = <&gpio 16 1>;
+- };
++&gpio {
++ spi0_pins: spi0_pins {
++ brcm,pins = <7 8 9 10 11>;
++ brcm,function = <4>; /* alt0 */
++ };
++
++ i2c0_pins: i2c0 {
++ brcm,pins = <0 1>;
++ brcm,function = <4>;
++ };
++
++ i2c1_pins: i2c1 {
++ brcm,pins = <2 3>;
++ brcm,function = <4>;
++ };
++
++ i2s_pins: i2s {
++ brcm,pins = <28 29 30 31>;
++ brcm,function = <6>; /* alt2 */
+ };
+ };
+
+-&gpio {
+- pinctrl-0 = <&gpioout &alt0 &alt3>;
++&mmc {
++ status = "okay";
++ bus-width = <4>;
++};
++
++&fb {
++ status = "okay";
++};
++
++&uart0 {
++ status = "okay";
++};
++
++&spi0 {
++ pinctrl-names = "default";
++ pinctrl-0 = <&spi0_pins>;
++
++ spidev@0{
++ compatible = "spidev";
++ reg = <0>; /* CE0 */
++ #address-cells = <1>;
++ #size-cells = <0>;
++ spi-max-frequency = <500000>;
++ };
++
++ spidev@1{
++ compatible = "spidev";
++ reg = <1>; /* CE1 */
++ #address-cells = <1>;
++ #size-cells = <0>;
++ spi-max-frequency = <500000>;
++ };
++};
++
++&i2c0 {
++ pinctrl-names = "default";
++ pinctrl-0 = <&i2c0_pins>;
++ clock-frequency = <100000>;
++};
++
++&i2c1 {
++ pinctrl-names = "default";
++ pinctrl-0 = <&i2c1_pins>;
++ clock-frequency = <100000>;
++};
++
++&i2c2 {
++ clock-frequency = <100000>;
++};
++
++&i2s {
++ #sound-dai-cells = <0>;
++ pinctrl-names = "default";
++ pinctrl-0 = <&i2s_pins>;
++};
++
++&leds {
++ act_led: act {
++ label = "led0";
++ linux,default-trigger = "mmc0";
++ gpios = <&gpio 16 1>;
++ };
++};
++
++/ {
++ __overrides__ {
++ uart0 = <&uart0>,"status";
++ uart0_clkrate = <&clk_uart0>,"clock-frequency:0";
++ uart1_clkrate = <&uart1>,"clock-frequency:0";
++ i2s = <&i2s>,"status";
++ spi = <&spi0>,"status";
++ i2c0 = <&i2c0>,"status";
++ i2c1 = <&i2c1>,"status";
++ i2c2_iknowwhatimdoing = <&i2c2>,"status";
++ i2c0_baudrate = <&i2c0>,"clock-frequency:0";
++ i2c1_baudrate = <&i2c1>,"clock-frequency:0";
++ i2c2_baudrate = <&i2c2>,"clock-frequency:0";
++ core_freq = <&clk_core>,"clock-frequency:0";
++
++ act_led_gpio = <&act_led>,"gpios:4";
++ act_led_activelow = <&act_led>,"gpios:8";
++ act_led_trigger = <&act_led>,"linux,default-trigger";
++
++ audio = <&audio>,"status";
++ watchdog = <&watchdog>,"status";
++ random = <&random>,"status";
++ };
+ };
+--- a/arch/arm/boot/dts/bcm2835.dtsi
++++ b/arch/arm/boot/dts/bcm2835.dtsi
+@@ -1,206 +1,39 @@
+-#include <dt-bindings/pinctrl/bcm2835.h>
+-#include <dt-bindings/clock/bcm2835.h>
+-#include "skeleton.dtsi"
++#include "bcm2708_common.dtsi"
+
+ / {
+ compatible = "brcm,bcm2835";
+ model = "BCM2835";
+- interrupt-parent = <&intc>;
+
+ chosen {
+- bootargs = "earlyprintk console=ttyAMA0";
++ bootargs = "";
+ };
+
+ soc {
+- compatible = "simple-bus";
+- #address-cells = <1>;
+- #size-cells = <1>;
+- ranges = <0x7e000000 0x20000000 0x02000000>;
++ ranges = <0x7e000000 0x20000000 0x01000000>;
+ dma-ranges = <0x40000000 0x00000000 0x20000000>;
+
+ timer@7e003000 {
+ compatible = "brcm,bcm2835-system-timer";
+ reg = <0x7e003000 0x1000>;
+ interrupts = <1 0>, <1 1>, <1 2>, <1 3>;
+- /* This could be a reference to BCM2835_CLOCK_TIMER,
+- * but we don't have the driver using the common clock
+- * support yet.
+- */
+ clock-frequency = <1000000>;
+ };
+
+- dma: dma@7e007000 {
+- compatible = "brcm,bcm2835-dma";
+- reg = <0x7e007000 0xf00>;
+- interrupts = <1 16>,
+- <1 17>,
+- <1 18>,
+- <1 19>,
+- <1 20>,
+- <1 21>,
+- <1 22>,
+- <1 23>,
+- <1 24>,
+- <1 25>,
+- <1 26>,
+- <1 27>,
+- <1 28>;
+-
+- #dma-cells = <1>;
+- brcm,dma-channel-mask = <0x7f35>;
+- };
+-
+- intc: interrupt-controller@7e00b200 {
+- compatible = "brcm,bcm2835-armctrl-ic";
+- reg = <0x7e00b200 0x200>;
+- interrupt-controller;
+- #interrupt-cells = <2>;
+- };
+-
+- watchdog@7e100000 {
+- compatible = "brcm,bcm2835-pm-wdt";
+- reg = <0x7e100000 0x28>;
+- };
+-
+- clocks: cprman@7e101000 {
+- compatible = "brcm,bcm2835-cprman";
+- #clock-cells = <1>;
+- reg = <0x7e101000 0x2000>;
+-
+- /* CPRMAN derives everything from the platform's
+- * oscillator.
+- */
+- clocks = <&clk_osc>;
+- };
+-
+- rng@7e104000 {
+- compatible = "brcm,bcm2835-rng";
+- reg = <0x7e104000 0x10>;
+- };
+-
+- mailbox: mailbox@7e00b800 {
+- compatible = "brcm,bcm2835-mbox";
+- reg = <0x7e00b880 0x40>;
+- interrupts = <0 1>;
+- #mbox-cells = <0>;
+- };
+-
+- gpio: gpio@7e200000 {
+- compatible = "brcm,bcm2835-gpio";
+- reg = <0x7e200000 0xb4>;
+- /*
+- * The GPIO IP block is designed for 3 banks of GPIOs.
+- * Each bank has a GPIO interrupt for itself.
+- * There is an overall "any bank" interrupt.
+- * In order, these are GIC interrupts 17, 18, 19, 20.
+- * Since the BCM2835 only has 2 banks, the 2nd bank
+- * interrupt output appears to be mirrored onto the
+- * 3rd bank's interrupt signal.
+- * So, a bank0 interrupt shows up on 17, 20, and
+- * a bank1 interrupt shows up on 18, 19, 20!
+- */
+- interrupts = <2 17>, <2 18>, <2 19>, <2 20>;
+-
+- gpio-controller;
+- #gpio-cells = <2>;
+-
+- interrupt-controller;
+- #interrupt-cells = <2>;
+- };
+-
+- uart0: uart@7e201000 {
+- compatible = "brcm,bcm2835-pl011", "arm,pl011", "arm,primecell";
+- reg = <0x7e201000 0x1000>;
+- interrupts = <2 25>;
+- clocks = <&clocks BCM2835_CLOCK_UART>,
+- <&clocks BCM2835_CLOCK_VPU>;
+- clock-names = "uartclk", "apb_pclk";
+- arm,primecell-periphid = <0x00241011>;
+- };
+-
+- i2s: i2s@7e203000 {
+- compatible = "brcm,bcm2835-i2s";
+- reg = <0x7e203000 0x24>,
+- <0x7e101098 0x08>;
+-
+- dmas = <&dma 2>,
+- <&dma 3>;
+- dma-names = "tx", "rx";
+- status = "disabled";
+- };
+-
+- spi: spi@7e204000 {
+- compatible = "brcm,bcm2835-spi";
+- reg = <0x7e204000 0x1000>;
+- interrupts = <2 22>;
+- clocks = <&clocks BCM2835_CLOCK_VPU>;
+- #address-cells = <1>;
+- #size-cells = <0>;
+- status = "disabled";
+- };
+-
+- i2c0: i2c@7e205000 {
+- compatible = "brcm,bcm2835-i2c";
+- reg = <0x7e205000 0x1000>;
+- interrupts = <2 21>;
+- clocks = <&clocks BCM2835_CLOCK_VPU>;
+- #address-cells = <1>;
+- #size-cells = <0>;
+- status = "disabled";
+- };
+-
+- sdhci: sdhci@7e300000 {
+- compatible = "brcm,bcm2835-sdhci";
+- reg = <0x7e300000 0x100>;
+- interrupts = <2 30>;
+- clocks = <&clocks BCM2835_CLOCK_EMMC>;
+- status = "disabled";
+- };
+-
+- i2c1: i2c@7e804000 {
+- compatible = "brcm,bcm2835-i2c";
+- reg = <0x7e804000 0x1000>;
+- interrupts = <2 21>;
+- clocks = <&clocks BCM2835_CLOCK_VPU>;
+- #address-cells = <1>;
+- #size-cells = <0>;
+- status = "disabled";
+- };
+-
+- i2c2: i2c@7e805000 {
+- compatible = "brcm,bcm2835-i2c";
+- reg = <0x7e805000 0x1000>;
+- interrupts = <2 21>;
+- clocks = <&clocks BCM2835_CLOCK_VPU>;
+- #address-cells = <1>;
+- #size-cells = <0>;
+- status = "disabled";
+- };
+-
+- usb@7e980000 {
+- compatible = "brcm,bcm2835-usb";
+- reg = <0x7e980000 0x10000>;
+- interrupts = <1 9>;
+- };
+-
+ arm-pmu {
+ compatible = "arm,arm1176-pmu";
+ };
+- };
+
+- clocks {
+- compatible = "simple-bus";
+- #address-cells = <1>;
+- #size-cells = <0>;
+-
+- /* The oscillator is the root of the clock tree. */
+- clk_osc: clock@3 {
+- compatible = "fixed-clock";
+- reg = <3>;
+- #clock-cells = <0>;
+- clock-output-names = "osc";
+- clock-frequency = <19200000>;
++ aux_enable: aux_enable@0x7e215004 {
++ compatible = "bcrm,bcm2835-aux-enable";
++ reg = <0x7e215004 0x04>;
+ };
+-
+ };
+ };
++
++&intc {
++ compatible = "brcm,bcm2835-armctrl-ic";
++};
++
++&watchdog {
++ status = "okay";
++};
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