diff --git a/Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt index c70fca146e91..e15cfc4bb39e 100644 --- a/Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt +++ b/Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt @@ -21,8 +21,18 @@ Required Properties: - gpio-controller: identifies the node as a gpio controller and pin bank. - #gpio-cells: number of cells in GPIO specifier. Since the generic GPIO - binding is used, the amount of cells must be specified as 2. See generic - GPIO binding documentation for description of particular cells. + binding is used, the amount of cells must be specified as 2. See the below + mentioned gpio binding representation for description of particular cells. + + Eg: <&gpx2 6 0> + <[phandle of the gpio controller node] + [pin number within the gpio controller] + [flags]> + + Values for gpio specifier: + - Pin number: is a value between 0 to 7. + - Flags: 0 - Active High + 1 - Active Low - Pin mux/config groups as child nodes: The pin mux (selecting pin function mode) and pin config (pull up/down, driver strength) settings are represented @@ -266,3 +276,33 @@ Example 4: Set up the default pin state for uart controller. pinctrl = devm_pinctrl_get_select_default(&pdev->dev); } + +Example 5: A display port client node that supports 'default' pinctrl state + and gpio binding. + + display-port-controller { + /* ... */ + + samsung,hpd-gpio = <&gpx2 6 0>; + pinctrl-names = "default"; + pinctrl-0 = <&dp_hpd>; + }; + +Example 6: Request the gpio for display port controller + + static int exynos_dp_probe(struct platform_device *pdev) + { + int hpd_gpio, ret; + struct device *dev = &pdev->dev; + struct device_node *dp_node = dev->of_node; + + /* ... */ + + hpd_gpio = of_get_named_gpio(dp_node, "samsung,hpd-gpio", 0); + + /* ... */ + + ret = devm_gpio_request_one(&pdev->dev, hpd_gpio, GPIOF_IN, + "hpd_gpio"); + /* ... */ + } diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts index bcf80794caab..08609b8bdaf1 100644 --- a/arch/arm/boot/dts/exynos4210-origen.dts +++ b/arch/arm/boot/dts/exynos4210-origen.dts @@ -225,6 +225,7 @@ regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; + regulator-always-on; }; }; }; @@ -290,4 +291,25 @@ clock-frequency = <24000000>; }; }; + + fimd@11c00000 { + pinctrl-0 = <&lcd_en &lcd_clk &lcd_data24 &pwm0_out>; + pinctrl-names = "default"; + status = "okay"; + }; + + display-timings { + native-mode = <&timing0>; + timing0: timing { + clock-frequency = <50000>; + hactive = <1024>; + vactive = <600>; + hfront-porch = <64>; + hback-porch = <16>; + hsync-len = <48>; + vback-porch = <64>; + vfront-porch = <16>; + vsync-len = <3>; + }; + }; }; diff --git a/arch/arm/boot/dts/exynos4210-pinctrl.dtsi b/arch/arm/boot/dts/exynos4210-pinctrl.dtsi index 55a2efb763d1..553bceae8967 100644 --- a/arch/arm/boot/dts/exynos4210-pinctrl.dtsi +++ b/arch/arm/boot/dts/exynos4210-pinctrl.dtsi @@ -330,6 +330,95 @@ samsung,pin-pud = <3>; samsung,pin-drv = <0>; }; + + pwm0_out: pwm0-out { + samsung,pins = "gpd0-0"; + samsung,pin-function = <2>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + + pwm1_out: pwm1-out { + samsung,pins = "gpd0-1"; + samsung,pin-function = <2>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + + pwm2_out: pwm2-out { + samsung,pins = "gpd0-2"; + samsung,pin-function = <2>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + + pwm3_out: pwm3-out { + samsung,pins = "gpd0-3"; + samsung,pin-function = <2>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + + lcd_ctrl: lcd-ctrl { + samsung,pins = "gpd0-0", "gpd0-1"; + samsung,pin-function = <3>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + + lcd_sync: lcd-sync { + samsung,pins = "gpf0-0", "gpf0-1"; + samsung,pin-function = <2>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + + lcd_en: lcd-en { + samsung,pins = "gpe3-4"; + samsung,pin-function = <2>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + + lcd_clk: lcd-clk { + samsung,pins = "gpf0-0", "gpf0-1", "gpf0-2", "gpf0-3"; + samsung,pin-function = <2>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + + lcd_data16: lcd-data-width16 { + samsung,pins = "gpf0-7", "gpf1-0", "gpf1-1", "gpf1-2", + "gpf1-3", "gpf1-6", "gpf1-7", "gpf2-0", + "gpf2-1", "gpf2-2", "gpf2-3", "gpf2-7", + "gpf3-0", "gpf3-1", "gpf3-2", "gpf3-3"; + samsung,pin-function = <2>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + + lcd_data18: lcd-data-width18 { + samsung,pins = "gpf0-6", "gpf0-7", "gpf1-0", "gpf1-1", + "gpf1-2", "gpf1-3", "gpf1-6", "gpf1-7", + "gpf2-0", "gpf2-1", "gpf2-2", "gpf2-3", + "gpf2-6", "gpf2-7", "gpf3-0", "gpf3-1", + "gpf3-2", "gpf3-3"; + samsung,pin-function = <2>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + + lcd_data24: lcd-data-width24 { + samsung,pins = "gpf0-4", "gpf0-5", "gpf0-6", "gpf0-7", + "gpf1-0", "gpf1-1", "gpf1-2", "gpf1-3", + "gpf1-4", "gpf1-5", "gpf1-6", "gpf1-7", + "gpf2-0", "gpf2-1", "gpf2-2", "gpf2-3", + "gpf2-4", "gpf2-5", "gpf2-6", "gpf2-7", + "gpf3-0", "gpf3-1", "gpf3-2", "gpf3-3"; + samsung,pin-function = <2>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; }; pinctrl@11000000 { diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts index c371f7c1e912..c6db281a3430 100644 --- a/arch/arm/boot/dts/exynos5250-arndale.dts +++ b/arch/arm/boot/dts/exynos5250-arndale.dts @@ -477,4 +477,7 @@ }; }; + rtc { + status = "okay"; + }; }; diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index d53ea34c4fa1..1e21200b6d85 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -37,6 +37,30 @@ }; }; + vdd:fixed-regulator@0 { + compatible = "regulator-fixed"; + regulator-name = "vdd-supply"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + dbvdd:fixed-regulator@1 { + compatible = "regulator-fixed"; + regulator-name = "dbvdd-supply"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + spkvdd:fixed-regulator@2 { + compatible = "regulator-fixed"; + regulator-name = "spkvdd-supply"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; + i2c@12C70000 { samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <20000>; @@ -47,8 +71,17 @@ }; wm8994: wm8994@1a { - compatible = "wlf,wm8994"; - reg = <0x1a>; + compatible = "wlf,wm8994"; + reg = <0x1a>; + + gpio-controller; + #gpio-cells = <2>; + + AVDD2-supply = <&vdd>; + CPVDD-supply = <&vdd>; + DBVDD-supply = <&dbvdd>; + SPKVDD1-supply = <&spkvdd>; + SPKVDD2-supply = <&spkvdd>; }; }; diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts index d449feb7e143..05244f150dd9 100644 --- a/arch/arm/boot/dts/exynos5250-snow.dts +++ b/arch/arm/boot/dts/exynos5250-snow.dts @@ -171,6 +171,10 @@ }; }; + rtc { + status = "okay"; + }; + /* * On Snow we've got SIP WiFi and so can keep drive strengths low to * reduce EMI. diff --git a/arch/arm/boot/dts/exynos5440-sd5v1.dts b/arch/arm/boot/dts/exynos5440-sd5v1.dts index ef747b52b674..f722a0263ac8 100644 --- a/arch/arm/boot/dts/exynos5440-sd5v1.dts +++ b/arch/arm/boot/dts/exynos5440-sd5v1.dts @@ -17,7 +17,7 @@ compatible = "samsung,sd5v1", "samsung,exynos5440"; chosen { - bootargs = "root=/dev/sda2 rw rootwait ignore_loglevel early_printk no_console_suspend mem=2048M@0x80000000 console=ttySAC0,115200"; + bootargs = "root=/dev/sda2 rw rootwait ignore_loglevel early_printk no_console_suspend mem=2048M@0x80000000 mem=6144M@0x100000000 console=ttySAC0,115200"; }; fixed-rate-clocks { diff --git a/arch/arm/boot/dts/exynos5440-ssdk5440.dts b/arch/arm/boot/dts/exynos5440-ssdk5440.dts index d55042beb5c5..3aa65bb28020 100644 --- a/arch/arm/boot/dts/exynos5440-ssdk5440.dts +++ b/arch/arm/boot/dts/exynos5440-ssdk5440.dts @@ -17,11 +17,46 @@ compatible = "samsung,ssdk5440", "samsung,exynos5440"; chosen { - bootargs = "root=/dev/sda2 rw rootwait ignore_loglevel early_printk no_console_suspend mem=2048M@0x80000000 console=ttySAC0,115200"; + bootargs = "root=/dev/sda2 rw rootwait ignore_loglevel early_printk no_console_suspend mem=2048M@0x80000000 mem=6144M@0x100000000 console=ttySAC0,115200"; }; - spi { - status = "disabled"; + spi_0: spi@D0000 { + + flash: w25q128@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "winbond,w25q128"; + spi-max-frequency = <15625000>; + reg = <0>; + controller-data { + samsung,spi-feedback-delay = <0>; + }; + + partition@00000 { + label = "BootLoader"; + reg = <0x60000 0x80000>; + read-only; + }; + + partition@e0000 { + label = "Recovery-Kernel"; + reg = <0xe0000 0x300000>; + read-only; + }; + + partition@3e0000 { + label = "CRAM-FS"; + reg = <0x3e0000 0x700000>; + read-only; + }; + + partition@ae0000 { + label = "User-Data"; + reg = <0xae0000 0x520000>; + }; + + }; + }; fixed-rate-clocks { diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi index a8be7e10b458..9589ed9282f1 100644 --- a/arch/arm/boot/dts/exynos5440.dtsi +++ b/arch/arm/boot/dts/exynos5440.dtsi @@ -16,6 +16,10 @@ interrupt-parent = <&gic>; + aliases { + spi0 = &spi_0; + }; + clock: clock-controller@0x160000 { compatible = "samsung,exynos5440-clock"; reg = <0x160000 0x1000>; @@ -83,8 +87,13 @@ interrupts = <0 57 0>; operating-points = < /* KHz uV */ + 1500000 1100000 + 1400000 1075000 + 1300000 1050000 1200000 1025000 + 1100000 1000000 1000000 975000 + 900000 950000 800000 925000 >; }; @@ -105,14 +114,14 @@ clock-names = "uart", "clk_uart_baud0"; }; - spi { - compatible = "samsung,exynos4210-spi"; - reg = <0xD0000 0x1000>; + spi_0: spi@D0000 { + compatible = "samsung,exynos5440-spi"; + reg = <0xD0000 0x100>; interrupts = <0 4 0>; - tx-dma-channel = <&pdma0 5>; /* preliminary */ - rx-dma-channel = <&pdma0 4>; /* preliminary */ #address-cells = <1>; #size-cells = <0>; + samsung,spi-src-clk = <0>; + num-cs = <1>; clocks = <&clock 21>, <&clock 16>; clock-names = "spi", "spi_busclk0"; }; @@ -188,28 +197,6 @@ compatible = "arm,amba-bus"; interrupt-parent = <&gic>; ranges; - - pdma0: pdma@00121000 { - compatible = "arm,pl330", "arm,primecell"; - reg = <0x121000 0x1000>; - interrupts = <0 46 0>; - clocks = <&clock 8>; - clock-names = "apb_pclk"; - #dma-cells = <1>; - #dma-channels = <8>; - #dma-requests = <32>; - }; - - pdma1: pdma@00120000 { - compatible = "arm,pl330", "arm,primecell"; - reg = <0x120000 0x1000>; - interrupts = <0 47 0>; - clocks = <&clock 8>; - clock-names = "apb_pclk"; - #dma-cells = <1>; - #dma-channels = <8>; - #dma-requests = <32>; - }; }; rtc {