Re: [PATCH 1/2] ARM: dts: Add pinctrl node entries for Samsung Exynos4210 SoC

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Re: samsung,pin-function samsung,pin-pud samsung,pin-drv - why can't
these be one property, why take the space to define them individually
instead of in an array of 3 values under one property name?

-- 
Matt Sealey <matt@xxxxxxxxxxxxxx>
Product Development Analyst, Genesi USA, Inc.


On Wed, Aug 15, 2012 at 3:10 PM, Thomas Abraham
<thomas.abraham@xxxxxxxxxx> wrote:
> Add pinctrl driver nodes for the three instances of pin controllers
> in Samsung Exynos4210 SoC and add the pin group nodes available in the
> each of those three instances.
>
> Cc: Kukjin Kim <kgene.kim@xxxxxxxxxxx>
> Signed-off-by: Thomas Abraham <thomas.abraham@xxxxxxxxxx>
> ---
>  arch/arm/boot/dts/exynos4210-pinctrl.dtsi |  457 +++++++++++++++++++++++++++++
>  arch/arm/boot/dts/exynos4210.dtsi         |   37 +++
>  2 files changed, 494 insertions(+), 0 deletions(-)
>  create mode 100644 arch/arm/boot/dts/exynos4210-pinctrl.dtsi
>
> diff --git a/arch/arm/boot/dts/exynos4210-pinctrl.dtsi b/arch/arm/boot/dts/exynos4210-pinctrl.dtsi
> new file mode 100644
> index 0000000..b12cf27
> --- /dev/null
> +++ b/arch/arm/boot/dts/exynos4210-pinctrl.dtsi
> @@ -0,0 +1,457 @@
> +/*
> + * Samsung's Exynos4210 SoC pin-mux and pin-config device tree source
> + *
> + * Copyright (c) 2011-2012 Samsung Electronics Co., Ltd.
> + *             http://www.samsung.com
> + * Copyright (c) 2011-2012 Linaro Ltd.
> + *             www.linaro.org
> + *
> + * Samsung's Exynos4210 SoC pin-mux and pin-config optiosn are listed as device
> + * tree nodes are listed in this file.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> +*/
> +
> +/ {
> +       pinctrl@11400000 {
> +               uart0_data: uart0-data {
> +                       samsung,pins = "gpa0-0", "gpa0-1";
> +                       samsung,pin-function = <0x2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               uart0_fctl: uart0-fctl {
> +                       samsung,pins = "gpa0-2", "gpa0-3";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               uart1_data: uart1-data {
> +                       samsung,pins = "gpa0-4", "gpa0-5";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               uart1_fctl: uart1-fctl {
> +                       samsung,pins = "gpa0-6", "gpa0-7";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               i2c2_bus: i2c2-bus {
> +                       samsung,pins = "gpa0-6", "gpa0-7";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               uart2_data: uart2-data {
> +                       samsung,pins = "gpa1-0", "gpa1-1";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               uart2_fctl: uart2-fctl {
> +                       samsung,pins = "gpa1-2", "gpa1-3";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               uart_audio_a: uart-audio-a {
> +                       samsung,pins = "gpa1-0", "gpa1-1";
> +                       samsung,pin-function = <4>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               i2c3_bus: i2c3-bus {
> +                       samsung,pins = "gpa1-2", "gpa1-3";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               uart3_data: uart3-data {
> +                       samsung,pins = "gpa1-4", "gpa1-5";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               uart_audio_b: uart-audio-b {
> +                       samsung,pins = "gpa1-4", "gpa1-5";
> +                       samsung,pin-function = <4>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               spi0_bus: spi0-bus {
> +                       samsung,pins = "gpb-0", "gpb-2", "gpb-3";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               i2c4_bus: i2c4-bus {
> +                       samsung,pins = "gpb-2", "gpb-3";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               spi1_bus: spi1-bus {
> +                       samsung,pins = "gpb-4", "gpb-6", "gpb-7";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               i2c5_bus: i2c5-bus {
> +                       samsung,pins = "gpb-6", "gpb-7";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               i2s1_bus: i2s1-bus {
> +                       samsung,pins = "gpc0-0", "gpc0-1", "gpc0-2", "gpc0-3",
> +                                       "gpc0-4";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               pcm1_bus: pcm1-bus {
> +                       samsung,pins = "gpc0-0", "gpc0-1", "gpc0-2", "gpc0-3",
> +                                       "gpc0-4";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               ac97_bus: ac97-bus {
> +                       samsung,pins = "gpc0-0", "gpc0-1", "gpc0-2", "gpc0-3",
> +                                       "gpc0-4";
> +                       samsung,pin-function = <4>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               i2s2_bus: i2s2-bus {
> +                       samsung,pins = "gpc1-0", "gpc1-1", "gpc1-2", "gpc1-3",
> +                                       "gpc1-4";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               pcm2_bus: pcm2-bus {
> +                       samsung,pins = "gpc1-0", "gpc1-1", "gpc1-2", "gpc1-3",
> +                                       "gpc1-4";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               spdif_bus: spdif-bus {
> +                       samsung,pins = "gpc1-0", "gpc1-1";
> +                       samsung,pin-function = <4>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               i2c6_bus: i2c6-bus {
> +                       samsung,pins = "gpc1-3", "gpc1-4";
> +                       samsung,pin-function = <4>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               spi2_bus: spi2-bus {
> +                       samsung,pins = "gpc1-1", "gpc1-2", "gpc1-3", "gpc1-4";
> +                       samsung,pin-function = <5>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               i2c7_bus: i2c7-bus {
> +                       samsung,pins = "gpd0-2", "gpd0-3";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               i2c0_bus: i2c0-bus {
> +                       samsung,pins = "gpd1-0", "gpd1-1";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               i2c1_bus: i2c1-bus {
> +                       samsung,pins = "gpd1-2", "gpd1-3";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +       };
> +
> +       pinctrl@11000000 {
> +               sd0_clk: sd0-clk {
> +                       samsung,pins = "gpk0-0";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd0_cmd: sd0-cmd {
> +                       samsung,pins = "gpk0-1";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd0_cd: sd0-cd {
> +                       samsung,pins = "gpk0-2";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd0_bus1: sd0-bus-width1 {
> +                       samsung,pins = "gpk0-3";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd0_bus4: sd0-bus-width4 {
> +                       samsung,pins = "gpk0-3", "gpk0-4", "gpk0-5", "gpk0-6";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd0_bus8: sd0-bus-width8 {
> +                       samsung,pins = "gpk1-3", "gpk1-4", "gpk1-5", "gpk1-6";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd4_clk: sd4-clk {
> +                       samsung,pins = "gpk0-0";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd4_cmd: sd4-cmd {
> +                       samsung,pins = "gpk0-1";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd4_cd: sd4-cd {
> +                       samsung,pins = "gpk0-2";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd4_bus1: sd4-bus-width1 {
> +                       samsung,pins = "gpk0-3";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd4_bus4: sd4-bus-width4 {
> +                       samsung,pins = "gpk0-3", "gpk0-4", "gpk0-5", "gpk0-6";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd4_bus8: sd4-bus-width8 {
> +                       samsung,pins = "gpk1-3", "gpk1-4", "gpk1-5", "gpk1-6";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <4>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd1_clk: sd1-clk {
> +                       samsung,pins = "gpk1-0";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd1_cmd: sd1-cmd {
> +                       samsung,pins = "gpk1-1";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd1_cd: sd1-cd {
> +                       samsung,pins = "gpk1-2";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd1_bus1: sd1-bus-width1 {
> +                       samsung,pins = "gpk1-3";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd1_bus4: sd1-bus-width4 {
> +                       samsung,pins = "gpk1-3", "gpk1-4", "gpk1-5", "gpk1-6";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd2_clk: sd2-clk {
> +                       samsung,pins = "gpk2-0";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd2_cmd: sd2-cmd {
> +                       samsung,pins = "gpk2-1";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd2_cd: sd2-cd {
> +                       samsung,pins = "gpk2-2";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd2_bus1: sd2-bus-width1 {
> +                       samsung,pins = "gpk2-3";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd2_bus4: sd2-bus-width4 {
> +                       samsung,pins = "gpk2-3", "gpk2-4", "gpk2-5", "gpk2-6";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd2_bus8: sd2-bus-width8 {
> +                       samsung,pins = "gpk3-3", "gpk3-4", "gpk3-5", "gpk3-6";
> +                       samsung,pin-function = <3>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd3_clk: sd3-clk {
> +                       samsung,pins = "gpk3-0";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd3_cmd: sd3-cmd {
> +                       samsung,pins = "gpk3-1";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd3_cd: sd3-cd {
> +                       samsung,pins = "gpk3-2";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd3_bus1: sd3-bus-width1 {
> +                       samsung,pins = "gpk3-3";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               sd3_bus4: sd3-bus-width4 {
> +                       samsung,pins = "gpk3-3", "gpk3-4", "gpk3-5", "gpk3-6";
> +                       samsung,pin-function = <2>;
> +                       samsung,pin-pud = <3>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               eint0: ext-int0 {
> +                       samsung,pins = "gpx0-0";
> +                       samsung,pin-function = <0xf>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               eint8: ext-int8 {
> +                       samsung,pins = "gpx1-0";
> +                       samsung,pin-function = <0xf>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               eint15: ext-int15 {
> +                       samsung,pins = "gpx1-7";
> +                       samsung,pin-function = <0xf>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               eint16: ext-int16 {
> +                       samsung,pins = "gpx2-0";
> +                       samsung,pin-function = <0xf>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               eint31: ext-int31 {
> +                       samsung,pins = "gpx3-7";
> +                       samsung,pin-function = <0xf>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +       };
> +
> +       pinctrl@03860000 {
> +               i2s0_bus: i2s0-bus {
> +                       samsung,pins = "gpz-0", "gpz-1", "gpz-2", "gpz-3",
> +                                       "gpz-4", "gpz-5", "gpz-6";
> +                       samsung,pin-function = <0x2>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +
> +               pcm0_bus: pcm0-bus {
> +                       samsung,pins = "gpz-0", "gpz-1", "gpz-2", "gpz-3",
> +                                       "gpz-4";
> +                       samsung,pin-function = <0x3>;
> +                       samsung,pin-pud = <0>;
> +                       samsung,pin-drv = <0>;
> +               };
> +       };
> +};
> diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi
> index 02891fe..a4bd0c9 100644
> --- a/arch/arm/boot/dts/exynos4210.dtsi
> +++ b/arch/arm/boot/dts/exynos4210.dtsi
> @@ -20,6 +20,7 @@
>  */
>
>  /include/ "skeleton.dtsi"
> +/include/ "exynos4210-pinctrl.dtsi"
>
>  / {
>         compatible = "samsung,exynos4210";
> @@ -29,6 +30,9 @@
>                 spi0 = &spi_0;
>                 spi1 = &spi_1;
>                 spi2 = &spi_2;
> +               pinctrl0 = &pinctrl_0;
> +               pinctrl1 = &pinctrl_1;
> +               pinctrl2 = &pinctrl_2;
>         };
>
>         gic:interrupt-controller@10490000 {
> @@ -50,6 +54,39 @@
>                              <0 12 0>, <0 13 0>, <0 14 0>, <0 15 0>;
>         };
>
> +       pinctrl_0: pinctrl@11400000 {
> +               compatible = "samsung,pinctrl-exynos4210";
> +               reg = <0x11400000 0x1000>;
> +               interrupts = <0 47 0>;
> +               interrupt-controller;
> +               #interrupt-cells = <2>;
> +       };
> +
> +       pinctrl_1: pinctrl@11000000 {
> +               compatible = "samsung,pinctrl-exynos4210";
> +               reg = <0x11000000 0x1000>;
> +               interrupts = <0 46 0>;
> +               interrupt-controller;
> +               #interrupt-cells = <2>;
> +
> +               wakup_eint: wakeup-interrupt-controller {
> +                       compatible = "samsung,exynos4210-wakeup-eint";
> +                       interrupt-parent = <&gic>;
> +                       interrupt-controller;
> +                       #interrupt-cells = <2>;
> +                       interrupts = <0 16 0>, <0 17 0>, <0 18 0>, <0 19 0>,
> +                                       <0 20 0>, <0 21 0>, <0 22 0>, <0 23 0>,
> +                                       <0 24 0>, <0 25 0>, <0 26 0>, <0 27 0>,
> +                                       <0 28 0>, <0 29 0>, <0 30 0>, <0 31 0>,
> +                                       <0 32 0>;
> +               };
> +       };
> +
> +       pinctrl_2: pinctrl@03860000 {
> +               compatible = "samsung,pinctrl-exynos4210";
> +               reg = <0x03860000 0x1000>;
> +       };
> +
>         watchdog@10060000 {
>                 compatible = "samsung,s3c2410-wdt";
>                 reg = <0x10060000 0x100>;
> --
> 1.6.6.rc2
>
>
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