From f1741fda07fb1808ac58f7c97634cc28b8dd1727 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Sun, 10 Mar 2013 13:34:36 +0100 Subject: [PATCH 1/7] ARM: sunxi: dt: Add i2c controller nodes to the DTSI The Allwinner A10 and A13 both have 3 i2c controller embedded. Add those to the common sunxi dtsi. Signed-off-by: Maxime Ripard Reviewed-by: Tomasz Figa --- arch/arm/boot/dts/sun4i-a10.dtsi | 27 +++++++++++++++++++++++++++ arch/arm/boot/dts/sun5i-a13.dtsi | 27 +++++++++++++++++++++++++++ 2 files changed, 54 insertions(+) diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi index 9b3c99c83892..ba15178f04ba 100644 --- a/arch/arm/boot/dts/sun4i-a10.dtsi +++ b/arch/arm/boot/dts/sun4i-a10.dtsi @@ -294,5 +294,32 @@ clocks = <&apb1_gates 23>; status = "disabled"; }; + + i2c0: i2c@01c2ac00 { + compatible = "allwinner,sun4i-i2c"; + reg = <0x01c2ac00 0x400>; + interrupts = <7>; + clocks = <&apb1_gates 0>; + clock-frequency = <100000>; + status = "disabled"; + }; + + i2c1: i2c@01c2b000 { + compatible = "allwinner,sun4i-i2c"; + reg = <0x01c2b000 0x400>; + interrupts = <8>; + clocks = <&apb1_gates 1>; + clock-frequency = <100000>; + status = "disabled"; + }; + + i2c2: i2c@01c2b400 { + compatible = "allwinner,sun4i-i2c"; + reg = <0x01c2b400 0x400>; + interrupts = <9>; + clocks = <&apb1_gates 2>; + clock-frequency = <100000>; + status = "disabled"; + }; }; }; diff --git a/arch/arm/boot/dts/sun5i-a13.dtsi b/arch/arm/boot/dts/sun5i-a13.dtsi index f34db19d17d7..31ebfd721195 100644 --- a/arch/arm/boot/dts/sun5i-a13.dtsi +++ b/arch/arm/boot/dts/sun5i-a13.dtsi @@ -217,5 +217,32 @@ clocks = <&apb1_gates 19>; status = "disabled"; }; + + i2c0: i2c@01c2ac00 { + compatible = "allwinner,sun4i-i2c"; + reg = <0x01c2ac00 0x400>; + interrupts = <7>; + clocks = <&apb1_gates 0>; + clock-frequency = <100000>; + status = "disabled"; + }; + + i2c1: i2c@01c2b000 { + compatible = "allwinner,sun4i-i2c"; + reg = <0x01c2b000 0x400>; + interrupts = <8>; + clocks = <&apb1_gates 1>; + clock-frequency = <100000>; + status = "disabled"; + }; + + i2c2: i2c@01c2b400 { + compatible = "allwinner,sun4i-i2c"; + reg = <0x01c2b400 0x400>; + interrupts = <9>; + clocks = <&apb1_gates 2>; + clock-frequency = <100000>; + status = "disabled"; + }; }; }; From 27cce4ff34eca361e9440a31bf62d4c855c410f4 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Sun, 10 Mar 2013 13:44:38 +0100 Subject: [PATCH 2/7] ARM: sun4i: dt: Add i2c muxing options The i2c controller found on the Allwinner A10 has only one muxing option available for each controller. Add them to the dtsi Signed-off-by: Maxime Ripard Reviewed-by: Tomasz Figa --- arch/arm/boot/dts/sun4i-a10.dtsi | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi index ba15178f04ba..7dde32f2170d 100644 --- a/arch/arm/boot/dts/sun4i-a10.dtsi +++ b/arch/arm/boot/dts/sun4i-a10.dtsi @@ -201,6 +201,27 @@ allwinner,drive = <0>; allwinner,pull = <0>; }; + + i2c0_pins_a: i2c0@0 { + allwinner,pins = "PB0", "PB1"; + allwinner,function = "i2c0"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; + + i2c1_pins_a: i2c1@0 { + allwinner,pins = "PB18", "PB19"; + allwinner,function = "i2c1"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; + + i2c2_pins_a: i2c2@0 { + allwinner,pins = "PB20", "PB21"; + allwinner,function = "i2c2"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; }; timer@01c20c00 { From b4d7c230f7c0e4573f423dac0a40db3095594da0 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Sun, 10 Mar 2013 13:36:02 +0100 Subject: [PATCH 3/7] ARM: sun5i: dt: Add i2c muxing options The i2c controller found on the Allwinner A13 has only one muxing option available for each controller. Add them to the dtsi Signed-off-by: Maxime Ripard Reviewed-by: Tomasz Figa --- arch/arm/boot/dts/sun5i-a13.dtsi | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm/boot/dts/sun5i-a13.dtsi b/arch/arm/boot/dts/sun5i-a13.dtsi index 31ebfd721195..df96c545e0b3 100644 --- a/arch/arm/boot/dts/sun5i-a13.dtsi +++ b/arch/arm/boot/dts/sun5i-a13.dtsi @@ -184,6 +184,27 @@ allwinner,drive = <0>; allwinner,pull = <0>; }; + + i2c0_pins_a: i2c0@0 { + allwinner,pins = "PB0", "PB1"; + allwinner,function = "i2c0"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; + + i2c1_pins_a: i2c1@0 { + allwinner,pins = "PB15", "PB16"; + allwinner,function = "i2c1"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; + + i2c2_pins_a: i2c2@0 { + allwinner,pins = "PB17", "PB18"; + allwinner,function = "i2c2"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; }; timer@01c20c00 { From 351617cd02157a36346570b21c69594cd7720f4a Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Sun, 10 Mar 2013 13:37:10 +0100 Subject: [PATCH 4/7] ARM: sun5i: olinuxino: Enable the i2c controllers The A13-Olinuxino makes use of the 3 i2c controllers found on the Allwinner A13. Enable them in the device tree. Signed-off-by: Maxime Ripard Reviewed-by: Tomasz Figa --- arch/arm/boot/dts/sun5i-a13-olinuxino.dts | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/arch/arm/boot/dts/sun5i-a13-olinuxino.dts b/arch/arm/boot/dts/sun5i-a13-olinuxino.dts index 3ca55067f868..80497e376706 100644 --- a/arch/arm/boot/dts/sun5i-a13-olinuxino.dts +++ b/arch/arm/boot/dts/sun5i-a13-olinuxino.dts @@ -37,6 +37,24 @@ pinctrl-0 = <&uart1_pins_b>; status = "okay"; }; + + i2c0: i2c@01c2ac00 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins_a>; + status = "okay"; + }; + + i2c1: i2c@01c2b000 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins_a>; + status = "okay"; + }; + + i2c2: i2c@01c2b400 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c2_pins_a>; + status = "okay"; + }; }; leds { From f51cb49b1d03d452fff26d1d7ba4d68e5abd4e4a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Emilio=20L=C3=B3pez?= Date: Thu, 2 May 2013 09:37:46 -0300 Subject: [PATCH 5/7] ARM: sun4i: cubieboard: Enable the i2c controllers MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The Cubieboard makes use of the first two i2c controllers found on the Allwinner A10; i2c-0 is used internally for the PMIC, while i2c-1 is exposed on the board headers. This patch enables them in the device tree. Signed-off-by: Emilio López Signed-off-by: Maxime Ripard Reviewed-by: Tomasz Figa --- arch/arm/boot/dts/sun4i-a10-cubieboard.dts | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts index b70fe0db6bb7..0e22a285dfe0 100644 --- a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts +++ b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts @@ -41,6 +41,18 @@ pinctrl-0 = <&uart0_pins_a>; status = "okay"; }; + + i2c0: i2c@01c2ac00 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins_a>; + status = "okay"; + }; + + i2c1: i2c@01c2b000 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins_a>; + status = "okay"; + }; }; leds { From d3ae078eb8c9cec8da15a983d66d9f7fe16dffd7 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Sun, 9 Jun 2013 10:40:53 +0200 Subject: [PATCH 6/7] ARM: sunxi: dt: Add Allwinner A10s DTSI Signed-off-by: Maxime Ripard --- arch/arm/boot/dts/sun5i-a10s.dtsi | 286 ++++++++++++++++++++++++++++++ 1 file changed, 286 insertions(+) create mode 100644 arch/arm/boot/dts/sun5i-a10s.dtsi diff --git a/arch/arm/boot/dts/sun5i-a10s.dtsi b/arch/arm/boot/dts/sun5i-a10s.dtsi new file mode 100644 index 000000000000..2307ce827ae0 --- /dev/null +++ b/arch/arm/boot/dts/sun5i-a10s.dtsi @@ -0,0 +1,286 @@ +/* + * Copyright 2013 Maxime Ripard + * + * Maxime Ripard + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/include/ "skeleton.dtsi" + +/ { + interrupt-parent = <&intc>; + + cpus { + cpu@0 { + compatible = "arm,cortex-a8"; + }; + }; + + memory { + reg = <0x40000000 0x20000000>; + }; + + clocks { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + /* + * This is a dummy clock, to be used as placeholder on + * other mux clocks when a specific parent clock is not + * yet implemented. It should be dropped when the driver + * is complete. + */ + dummy: dummy { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <0>; + }; + + osc24M: osc24M@01c20050 { + #clock-cells = <0>; + compatible = "allwinner,sun4i-osc-clk"; + reg = <0x01c20050 0x4>; + clock-frequency = <24000000>; + }; + + osc32k: osc32k { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <32768>; + }; + + pll1: pll1@01c20000 { + #clock-cells = <0>; + compatible = "allwinner,sun4i-pll1-clk"; + reg = <0x01c20000 0x4>; + clocks = <&osc24M>; + }; + + /* dummy is 200M */ + cpu: cpu@01c20054 { + #clock-cells = <0>; + compatible = "allwinner,sun4i-cpu-clk"; + reg = <0x01c20054 0x4>; + clocks = <&osc32k>, <&osc24M>, <&pll1>, <&dummy>; + }; + + axi: axi@01c20054 { + #clock-cells = <0>; + compatible = "allwinner,sun4i-axi-clk"; + reg = <0x01c20054 0x4>; + clocks = <&cpu>; + }; + + axi_gates: axi_gates@01c2005c { + #clock-cells = <1>; + compatible = "allwinner,sun4i-axi-gates-clk"; + reg = <0x01c2005c 0x4>; + clocks = <&axi>; + clock-output-names = "axi_dram"; + }; + + ahb: ahb@01c20054 { + #clock-cells = <0>; + compatible = "allwinner,sun4i-ahb-clk"; + reg = <0x01c20054 0x4>; + clocks = <&axi>; + }; + + ahb_gates: ahb_gates@01c20060 { + #clock-cells = <1>; + compatible = "allwinner,sun4i-ahb-gates-clk"; + reg = <0x01c20060 0x8>; + clocks = <&ahb>; + clock-output-names = "ahb_usb0", "ahb_ehci0", + "ahb_ohci0", "ahb_ehci1", "ahb_ohci1", "ahb_ss", + "ahb_dma", "ahb_bist", "ahb_mmc0", "ahb_mmc1", + "ahb_mmc2", "ahb_mmc3", "ahb_ms", "ahb_nand", + "ahb_sdram", "ahb_ace", "ahb_emac", "ahb_ts", + "ahb_spi0", "ahb_spi1", "ahb_spi2", "ahb_spi3", + "ahb_pata", "ahb_sata", "ahb_gps", "ahb_ve", + "ahb_tvd", "ahb_tve0", "ahb_tve1", "ahb_lcd0", + "ahb_lcd1", "ahb_csi0", "ahb_csi1", "ahb_hdmi", + "ahb_de_be0", "ahb_de_be1", "ahb_de_fe0", + "ahb_de_fe1", "ahb_mp", "ahb_mali400"; + }; + + apb0: apb0@01c20054 { + #clock-cells = <0>; + compatible = "allwinner,sun4i-apb0-clk"; + reg = <0x01c20054 0x4>; + clocks = <&ahb>; + }; + + apb0_gates: apb0_gates@01c20068 { + #clock-cells = <1>; + compatible = "allwinner,sun4i-apb0-gates-clk"; + reg = <0x01c20068 0x4>; + clocks = <&apb0>; + clock-output-names = "apb0_codec", "apb0_spdif", + "apb0_ac97", "apb0_iis", "apb0_pio", "apb0_ir0", + "apb0_ir1", "apb0_keypad"; + }; + + /* dummy is pll62 */ + apb1_mux: apb1_mux@01c20058 { + #clock-cells = <0>; + compatible = "allwinner,sun4i-apb1-mux-clk"; + reg = <0x01c20058 0x4>; + clocks = <&osc24M>, <&dummy>, <&osc32k>; + }; + + apb1: apb1@01c20058 { + #clock-cells = <0>; + compatible = "allwinner,sun4i-apb1-clk"; + reg = <0x01c20058 0x4>; + clocks = <&apb1_mux>; + }; + + apb1_gates: apb1_gates@01c2006c { + #clock-cells = <1>; + compatible = "allwinner,sun4i-apb1-gates-clk"; + reg = <0x01c2006c 0x4>; + clocks = <&apb1>; + clock-output-names = "apb1_i2c0", "apb1_i2c1", + "apb1_i2c2", "apb1_can", "apb1_scr", + "apb1_ps20", "apb1_ps21", "apb1_uart0", + "apb1_uart1", "apb1_uart2", "apb1_uart3", + "apb1_uart4", "apb1_uart5", "apb1_uart6", + "apb1_uart7"; + }; + }; + + soc@01c20000 { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x01c20000 0x300000>; + ranges; + + emac: ethernet@01c0b000 { + compatible = "allwinner,sun4i-emac"; + reg = <0x01c0b000 0x1000>; + interrupts = <55>; + clocks = <&ahb_gates 17>; + status = "disabled"; + }; + + mdio@01c0b080 { + compatible = "allwinner,sun4i-mdio"; + reg = <0x01c0b080 0x14>; + status = "disabled"; + #address-cells = <1>; + #size-cells = <0>; + }; + + intc: interrupt-controller@01c20400 { + compatible = "allwinner,sun4i-ic"; + reg = <0x01c20400 0x400>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + pio: pinctrl@01c20800 { + compatible = "allwinner,sun5i-a10s-pinctrl"; + reg = <0x01c20800 0x400>; + interrupts = <28>; + clocks = <&apb0_gates 5>; + gpio-controller; + interrupt-controller; + #address-cells = <1>; + #size-cells = <0>; + #gpio-cells = <3>; + + uart0_pins_a: uart0@0 { + allwinner,pins = "PB19", "PB20"; + allwinner,function = "uart0"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; + + uart2_pins_a: uart2@0 { + allwinner,pins = "PC18", "PC19"; + allwinner,function = "uart2"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; + + uart3_pins_a: uart3@0 { + allwinner,pins = "PG9", "PG10"; + allwinner,function = "uart3"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; + + emac_pins_a: emac0@0 { + allwinner,pins = "PA0", "PA1", "PA2", + "PA3", "PA4", "PA5", "PA6", + "PA7", "PA8", "PA9", "PA10", + "PA11", "PA12", "PA13", "PA14", + "PA15", "PA16"; + allwinner,function = "emac"; + allwinner,drive = <0>; + allwinner,pull = <0>; + }; + }; + + timer@01c20c00 { + compatible = "allwinner,sun4i-timer"; + reg = <0x01c20c00 0x90>; + interrupts = <22>; + clocks = <&osc24M>; + }; + + wdt: watchdog@01c20c90 { + compatible = "allwinner,sun4i-wdt"; + reg = <0x01c20c90 0x10>; + }; + + uart0: serial@01c28000 { + compatible = "snps,dw-apb-uart"; + reg = <0x01c28000 0x400>; + interrupts = <1>; + reg-shift = <2>; + reg-io-width = <4>; + clocks = <&apb1_gates 16>; + status = "disabled"; + }; + + uart1: serial@01c28400 { + compatible = "snps,dw-apb-uart"; + reg = <0x01c28400 0x400>; + interrupts = <2>; + reg-shift = <2>; + reg-io-width = <4>; + clocks = <&apb1_gates 17>; + status = "disabled"; + }; + + uart2: serial@01c28800 { + compatible = "snps,dw-apb-uart"; + reg = <0x01c28800 0x400>; + interrupts = <3>; + reg-shift = <2>; + reg-io-width = <4>; + clocks = <&apb1_gates 18>; + status = "disabled"; + }; + + uart3: serial@01c28c00 { + compatible = "snps,dw-apb-uart"; + reg = <0x01c28c00 0x400>; + interrupts = <4>; + reg-shift = <2>; + reg-io-width = <4>; + clocks = <&apb1_gates 19>; + status = "disabled"; + }; + }; +}; From d0f2677be5b49a1c1de59fe94faa96b7808be95f Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Sun, 9 Jun 2013 10:41:22 +0200 Subject: [PATCH 7/7] ARM: sunxi: Add Olimex A10s-Olinuxino-micro device tree MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Maxime Ripard Tested-by: Emilio López Acked-by: Emilio López --- arch/arm/boot/dts/Makefile | 1 + .../boot/dts/sun5i-a10s-olinuxino-micro.dts | 76 +++++++++++++++++++ 2 files changed, 77 insertions(+) create mode 100644 arch/arm/boot/dts/sun5i-a10s-olinuxino-micro.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index b9f7121e6ecf..9d6e5a4e8a1c 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -179,6 +179,7 @@ dtb-$(CONFIG_ARCH_SPEAR3XX)+= spear300-evb.dtb \ dtb-$(CONFIG_ARCH_SPEAR6XX)+= spear600-evb.dtb dtb-$(CONFIG_ARCH_SUNXI) += sun4i-a10-cubieboard.dtb \ sun4i-a10-hackberry.dtb \ + sun5i-a10s-olinuxino-micro.dtb \ sun5i-a13-olinuxino.dtb dtb-$(CONFIG_ARCH_TEGRA) += tegra20-harmony.dtb \ tegra20-iris-512.dtb \ diff --git a/arch/arm/boot/dts/sun5i-a10s-olinuxino-micro.dts b/arch/arm/boot/dts/sun5i-a10s-olinuxino-micro.dts new file mode 100644 index 000000000000..64dc0c42c43a --- /dev/null +++ b/arch/arm/boot/dts/sun5i-a10s-olinuxino-micro.dts @@ -0,0 +1,76 @@ +/* + * Copyright 2013 Maxime Ripard + * + * Maxime Ripard + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +/include/ "sun5i-a10s.dtsi" + +/ { + model = "Olimex A10s-Olinuxino Micro"; + compatible = "olimex,a10s-olinuxino-micro", "allwinner,sun5i-a10s"; + + soc@01c20000 { + emac: ethernet@01c0b000 { + pinctrl-names = "default"; + pinctrl-0 = <&emac_pins_a>; + phy = <&phy1>; + status = "okay"; + }; + + mdio@01c0b080 { + status = "okay"; + + phy1: ethernet-phy@1 { + reg = <1>; + }; + }; + + pinctrl@01c20800 { + led_pins_olinuxino: led_pins@0 { + allwinner,pins = "PE3"; + allwinner,function = "gpio_out"; + allwinner,drive = <1>; + allwinner,pull = <0>; + }; + }; + + uart0: serial@01c28000 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins_a>; + status = "okay"; + }; + + uart2: serial@01c28800 { + pinctrl-names = "default"; + pinctrl-0 = <&uart2_pins_a>; + status = "okay"; + }; + + uart3: serial@01c28c00 { + pinctrl-names = "default"; + pinctrl-0 = <&uart3_pins_a>; + status = "okay"; + }; + }; + + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&led_pins_olinuxino>; + + green { + label = "a10s-olinuxino-micro:green:usr"; + gpios = <&pio 4 3 0>; + default-state = "on"; + }; + }; +};