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author | Felix Fietkau <nbd@openwrt.org> | 2016-01-17 10:42:23 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2016-01-17 10:42:23 +0000 |
commit | 4224b52c3acc7203e7c2535d6806f30432dae5e3 (patch) | |
tree | 7a847d3e84dfc3608555587c3b9958474fc17d72 /target/linux/brcm2708/patches-4.4/0053-bcm2835-Match-with-BCM2708-Device-Trees.patch | |
parent | cad399c87b7739c4b8eeb4119706860818f7d84f (diff) | |
download | mtk-20170518-4224b52c3acc7203e7c2535d6806f30432dae5e3.zip mtk-20170518-4224b52c3acc7203e7c2535d6806f30432dae5e3.tar.gz mtk-20170518-4224b52c3acc7203e7c2535d6806f30432dae5e3.tar.bz2 |
brcm2708: add linux 4.4 support
- random-bcm2708 and spi-bcm2708 have been removed.
- sound-soc-bcm2708-i2s has been upstreamed as sound-soc-bcm2835-i2s.
Let's keep linux 4.1 for a while, since linux 4.4 appears to have some issues
with multicast traffic on RPi ethernet:
https://gist.github.com/Noltari/5b1cfdecce5ed4bc08fd
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
SVN-Revision: 48266
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0053-bcm2835-Match-with-BCM2708-Device-Trees.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.4/0053-bcm2835-Match-with-BCM2708-Device-Trees.patch | 515 |
1 files changed, 515 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0053-bcm2835-Match-with-BCM2708-Device-Trees.patch b/target/linux/brcm2708/patches-4.4/0053-bcm2835-Match-with-BCM2708-Device-Trees.patch new file mode 100644 index 0000000..6105e46 --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0053-bcm2835-Match-with-BCM2708-Device-Trees.patch @@ -0,0 +1,515 @@ +From 1cb8b3610957f9c892a7eb6e18b99eca0ac7a77d 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 053/127] 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"; ++}; |