Re: [PATCH v2 2/2] ARM: dts: exynos: add mmc aliases

From: Marek Szyprowski
Date: Mon Jan 30 2023 - 08:28:14 EST

On 28.01.2023 14:31, Henrik Grimler wrote:
> Add aliases for eMMC, SD card and WiFi where applicable, so that
> assigned mmcblk numbers are always the same.
>
> Co-developed-by: Anton Bambura <jenneron@xxxxxxxxxxxxxx>
> Signed-off-by: Anton Bambura <jenneron@xxxxxxxxxxxxxx>
> [ Tested on exynos5800-peach-pi ]
> Tested-by: Valentine Iourine <iourine@xxxxxxxxxxxxxx>
> Signed-off-by: Henrik Grimler <henrik@xxxxxxxxxx>
Tested-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
> ---
> arch/arm/boot/dts/exynos3250-artik5-eval.dts | 5 +++++
> arch/arm/boot/dts/exynos3250-artik5.dtsi | 5 +++++
> arch/arm/boot/dts/exynos3250-monk.dts | 1 +
> arch/arm/boot/dts/exynos3250-rinato.dts | 2 ++
> arch/arm/boot/dts/exynos4210-i9100.dts | 6 ++++++
> arch/arm/boot/dts/exynos4210-origen.dts | 5 +++++
> arch/arm/boot/dts/exynos4210-smdkv310.dts | 4 ++++
> arch/arm/boot/dts/exynos4210-trats.dts | 6 ++++++
> arch/arm/boot/dts/exynos4210-universal_c210.dts | 6 ++++++
> arch/arm/boot/dts/exynos4412-itop-elite.dts | 5 +++++
> arch/arm/boot/dts/exynos4412-midas.dtsi | 3 +++
> arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 5 +++++
> arch/arm/boot/dts/exynos4412-origen.dts | 5 +++++
> arch/arm/boot/dts/exynos4412-p4note.dtsi | 6 ++++++
> arch/arm/boot/dts/exynos4412-smdk4412.dts | 4 ++++
> arch/arm/boot/dts/exynos4412-tiny4412.dts | 4 ++++
> arch/arm/boot/dts/exynos5250-arndale.dts | 5 +++++
> arch/arm/boot/dts/exynos5250-smdk5250.dts | 2 ++
> arch/arm/boot/dts/exynos5250-snow-common.dtsi | 3 +++
> arch/arm/boot/dts/exynos5250-spring.dts | 5 +++++
> arch/arm/boot/dts/exynos5260-xyref5260.dts | 5 +++++
> arch/arm/boot/dts/exynos5410-odroidxu.dts | 2 ++
> arch/arm/boot/dts/exynos5410-smdk5410.dts | 5 +++++
> arch/arm/boot/dts/exynos5420-arndale-octa.dts | 5 +++++
> arch/arm/boot/dts/exynos5420-galaxy-tab-common.dtsi | 5 +++++
> arch/arm/boot/dts/exynos5420-peach-pit.dts | 3 +++
> arch/arm/boot/dts/exynos5420-smdk5420.dts | 5 +++++
> arch/arm/boot/dts/exynos5422-odroid-core.dtsi | 5 +++++
> arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi | 4 ++++
> arch/arm/boot/dts/exynos5422-samsung-k3g.dts | 4 ++++
> arch/arm/boot/dts/exynos5800-peach-pi.dts | 3 +++
> 31 files changed, 133 insertions(+)
>
> diff --git a/arch/arm/boot/dts/exynos3250-artik5-eval.dts b/arch/arm/boot/dts/exynos3250-artik5-eval.dts
> index a1e22f630638..83266a66124b 100644
> --- a/arch/arm/boot/dts/exynos3250-artik5-eval.dts
> +++ b/arch/arm/boot/dts/exynos3250-artik5-eval.dts
> @@ -16,6 +16,11 @@ / {
> model = "Samsung ARTIK5 evaluation board";
> compatible = "samsung,artik5-eval", "samsung,artik5",
> "samsung,exynos3250", "samsung,exynos3";
> +
> + aliases {
> + mmc2 = &mshc_2;
> + };
> +
> };
>
> &mshc_2 {
> diff --git a/arch/arm/boot/dts/exynos3250-artik5.dtsi b/arch/arm/boot/dts/exynos3250-artik5.dtsi
> index 0ac3f284fbb8..a6e2f46917a8 100644
> --- a/arch/arm/boot/dts/exynos3250-artik5.dtsi
> +++ b/arch/arm/boot/dts/exynos3250-artik5.dtsi
> @@ -17,6 +17,11 @@
> / {
> compatible = "samsung,artik5", "samsung,exynos3250", "samsung,exynos3";
>
> + aliases {
> + mmc0 = &mshc_0;
> + mmc1 = &mshc_1;
> + };
> +
> chosen {
> stdout-path = &serial_2;
> };
> diff --git a/arch/arm/boot/dts/exynos3250-monk.dts b/arch/arm/boot/dts/exynos3250-monk.dts
> index 80d90fe7fad1..a68e5f81404c 100644
> --- a/arch/arm/boot/dts/exynos3250-monk.dts
> +++ b/arch/arm/boot/dts/exynos3250-monk.dts
> @@ -22,6 +22,7 @@ / {
>
> aliases {
> i2c7 = &i2c_max77836;
> + mmc0 = &mshc_0;
> };
>
> memory@40000000 {
> diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts b/arch/arm/boot/dts/exynos3250-rinato.dts
> index 1f9cba0607e1..f0fb6890e4a8 100644
> --- a/arch/arm/boot/dts/exynos3250-rinato.dts
> +++ b/arch/arm/boot/dts/exynos3250-rinato.dts
> @@ -23,6 +23,8 @@ / {
>
> aliases {
> i2c7 = &i2c_max77836;
> + mmc0 = &mshc_0;
> + mmc1 = &mshc_1;
> };
>
> chosen {
> diff --git a/arch/arm/boot/dts/exynos4210-i9100.dts b/arch/arm/boot/dts/exynos4210-i9100.dts
> index bba85011ecc9..7051e2c4b391 100644
> --- a/arch/arm/boot/dts/exynos4210-i9100.dts
> +++ b/arch/arm/boot/dts/exynos4210-i9100.dts
> @@ -25,6 +25,12 @@ memory@40000000 {
> reg = <0x40000000 0x40000000>;
> };
>
> + aliases {
> + mmc0 = &sdhci_0;
> + mmc2 = &sdhci_2;
> + mmc3 = &sdhci_3;
> + };
> +
> chosen {
> stdout-path = "serial2:115200n8";
> };
> diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts
> index 5f37b751f700..41c73ee0d556 100644
> --- a/arch/arm/boot/dts/exynos4210-origen.dts
> +++ b/arch/arm/boot/dts/exynos4210-origen.dts
> @@ -30,6 +30,11 @@ memory@40000000 {
> 0x70000000 0x10000000>;
> };
>
> + aliases {
> + mmc0 = &sdhci_0;
> + mmc2 = &sdhci_2;
> + };
> +
> chosen {
> bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc";
> stdout-path = "serial2:115200n8";
> diff --git a/arch/arm/boot/dts/exynos4210-smdkv310.dts b/arch/arm/boot/dts/exynos4210-smdkv310.dts
> index a5dfd7fd49b3..2b8141f2912e 100644
> --- a/arch/arm/boot/dts/exynos4210-smdkv310.dts
> +++ b/arch/arm/boot/dts/exynos4210-smdkv310.dts
> @@ -25,6 +25,10 @@ memory@40000000 {
> reg = <0x40000000 0x80000000>;
> };
>
> + aliases {
> + mmc2 = &sdhci_2;
> + };
> +
> chosen {
> bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc";
> stdout-path = "serial1:115200n8";
> diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts
> index b8e9dd23fc51..b6b0c116016c 100644
> --- a/arch/arm/boot/dts/exynos4210-trats.dts
> +++ b/arch/arm/boot/dts/exynos4210-trats.dts
> @@ -26,6 +26,12 @@ memory@40000000 {
> 0x70000000 0x10000000>;
> };
>
> + aliases {
> + mmc0 = &sdhci_0;
> + mmc2 = &sdhci_2;
> + mmc3 = &sdhci_3;
> + };
> +
> chosen {
> bootargs = "root=/dev/mmcblk0p5 rootwait earlyprintk panic=5";
> stdout-path = "serial2:115200n8";
> diff --git a/arch/arm/boot/dts/exynos4210-universal_c210.dts b/arch/arm/boot/dts/exynos4210-universal_c210.dts
> index 62bf335d5bed..2135a6843511 100644
> --- a/arch/arm/boot/dts/exynos4210-universal_c210.dts
> +++ b/arch/arm/boot/dts/exynos4210-universal_c210.dts
> @@ -24,6 +24,12 @@ memory@40000000 {
> 0x50000000 0x10000000>;
> };
>
> + aliases {
> + mmc0 = &sdhci_0;
> + mmc2 = &sdhci_2;
> + mmc3 = &sdhci_3;
> + };
> +
> chosen {
> bootargs = "root=/dev/mmcblk0p5 rw rootwait earlyprintk panic=5 maxcpus=1";
> stdout-path = "serial2:115200n8";
> diff --git a/arch/arm/boot/dts/exynos4412-itop-elite.dts b/arch/arm/boot/dts/exynos4412-itop-elite.dts
> index b596e997e451..c0132e537663 100644
> --- a/arch/arm/boot/dts/exynos4412-itop-elite.dts
> +++ b/arch/arm/boot/dts/exynos4412-itop-elite.dts
> @@ -20,6 +20,11 @@ / {
> model = "TOPEET iTop 4412 Elite board based on Exynos4412";
> compatible = "topeet,itop4412-elite", "samsung,exynos4412", "samsung,exynos4";
>
> + aliases {
> + mmc0 = &mshc_0;
> + mmc2 = &sdhci_2;
> + };
> +
> chosen {
> bootargs = "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootdelay=1 rootwait";
> stdout-path = "serial2:115200n8";
> diff --git a/arch/arm/boot/dts/exynos4412-midas.dtsi b/arch/arm/boot/dts/exynos4412-midas.dtsi
> index d5074fa57142..56382bb07939 100644
> --- a/arch/arm/boot/dts/exynos4412-midas.dtsi
> +++ b/arch/arm/boot/dts/exynos4412-midas.dtsi
> @@ -25,6 +25,9 @@ / {
> aliases {
> i2c11 = &i2c_max77693;
> i2c12 = &i2c_max77693_fuel;
> + mmc0 = &mshc_0;
> + mmc2 = &sdhci_2;
> + mmc3 = &sdhci_3;
> };
>
> chosen {
> diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
> index 7c2780d3e37c..4bfbe960be43 100644
> --- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
> +++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
> @@ -13,6 +13,11 @@
> #include "exynos-mfc-reserved-memory.dtsi"
>
> / {
> + aliases {
> + mmc0 = &mshc_0;
> + mmc2 = &sdhci_2;
> + };
> +
> chosen {
> stdout-path = &serial_1;
> };
> diff --git a/arch/arm/boot/dts/exynos4412-origen.dts b/arch/arm/boot/dts/exynos4412-origen.dts
> index ea9fd284386d..2e25415aa2d4 100644
> --- a/arch/arm/boot/dts/exynos4412-origen.dts
> +++ b/arch/arm/boot/dts/exynos4412-origen.dts
> @@ -25,6 +25,11 @@ memory@40000000 {
> reg = <0x40000000 0x40000000>;
> };
>
> + aliases {
> + mmc0 = &mshc_0;
> + mmc2 = &sdhci_2;
> + };
> +
> chosen {
> stdout-path = "serial2:115200n8";
> };
> diff --git a/arch/arm/boot/dts/exynos4412-p4note.dtsi b/arch/arm/boot/dts/exynos4412-p4note.dtsi
> index 3e05a49f29ff..a21440062b1e 100644
> --- a/arch/arm/boot/dts/exynos4412-p4note.dtsi
> +++ b/arch/arm/boot/dts/exynos4412-p4note.dtsi
> @@ -26,6 +26,12 @@ memory@40000000 {
> reg = <0x40000000 0x80000000>;
> };
>
> + aliases {
> + mmc0 = &mshc_0;
> + mmc2 = &sdhci_2;
> + mmc3 = &sdhci_3;
> + };
> +
> chosen {
> stdout-path = &serial_2;
> };
> diff --git a/arch/arm/boot/dts/exynos4412-smdk4412.dts b/arch/arm/boot/dts/exynos4412-smdk4412.dts
> index a40ff394977c..6296a5a06630 100644
> --- a/arch/arm/boot/dts/exynos4412-smdk4412.dts
> +++ b/arch/arm/boot/dts/exynos4412-smdk4412.dts
> @@ -22,6 +22,10 @@ memory@40000000 {
> reg = <0x40000000 0x40000000>;
> };
>
> + aliases {
> + mmc2 = &sdhci_2;
> + };
> +
> chosen {
> bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc";
> stdout-path = "serial1:115200n8";
> diff --git a/arch/arm/boot/dts/exynos4412-tiny4412.dts b/arch/arm/boot/dts/exynos4412-tiny4412.dts
> index e0b6162d2e2a..e010b75a9d49 100644
> --- a/arch/arm/boot/dts/exynos4412-tiny4412.dts
> +++ b/arch/arm/boot/dts/exynos4412-tiny4412.dts
> @@ -17,6 +17,10 @@ / {
> model = "FriendlyARM TINY4412 board based on Exynos4412";
> compatible = "friendlyarm,tiny4412", "samsung,exynos4412", "samsung,exynos4";
>
> + aliases {
> + mmc2 = &sdhci_2;
> + };
> +
> chosen {
> stdout-path = &serial_0;
> };
> diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts
> index 71c0e87d3a1d..3ef04e59939e 100644
> --- a/arch/arm/boot/dts/exynos5250-arndale.dts
> +++ b/arch/arm/boot/dts/exynos5250-arndale.dts
> @@ -23,6 +23,11 @@ memory@40000000 {
> reg = <0x40000000 0x80000000>;
> };
>
> + aliases {
> + mmc0 = &mmc_0;
> + mmc2 = &mmc_2;
> + };
> +
> chosen {
> stdout-path = "serial2:115200n8";
> };
> diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> index 71293749ac48..e8087d7d6305 100644
> --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
> +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> @@ -17,6 +17,8 @@ / {
> compatible = "samsung,smdk5250", "samsung,exynos5250", "samsung,exynos5";
>
> aliases {
> + mmc0 = &mmc_0;
> + mmc2 = &mmc_2;
> };
>
> memory@40000000 {
> diff --git a/arch/arm/boot/dts/exynos5250-snow-common.dtsi b/arch/arm/boot/dts/exynos5250-snow-common.dtsi
> index 3d84b9c6dea3..cdf1ebff11db 100644
> --- a/arch/arm/boot/dts/exynos5250-snow-common.dtsi
> +++ b/arch/arm/boot/dts/exynos5250-snow-common.dtsi
> @@ -15,6 +15,9 @@
> / {
> aliases {
> i2c104 = &i2c_104;
> + mmc0 = &mmc_0; /* eMMC */
> + mmc1 = &mmc_2; /* SD */
> + mmc2 = &mmc_3; /* WiFi */
> };
>
> memory@40000000 {
> diff --git a/arch/arm/boot/dts/exynos5250-spring.dts b/arch/arm/boot/dts/exynos5250-spring.dts
> index 5eca10ecd550..96050fea93f8 100644
> --- a/arch/arm/boot/dts/exynos5250-spring.dts
> +++ b/arch/arm/boot/dts/exynos5250-spring.dts
> @@ -23,6 +23,11 @@ memory@40000000 {
> reg = <0x40000000 0x80000000>;
> };
>
> + aliases {
> + mmc0 = &mmc_0;
> + mmc1 = &mmc_1;
> + };
> +
> chosen {
> bootargs = "console=tty1";
> stdout-path = "serial3:115200n8";
> diff --git a/arch/arm/boot/dts/exynos5260-xyref5260.dts b/arch/arm/boot/dts/exynos5260-xyref5260.dts
> index 387b8494f18f..1e2f6af6d311 100644
> --- a/arch/arm/boot/dts/exynos5260-xyref5260.dts
> +++ b/arch/arm/boot/dts/exynos5260-xyref5260.dts
> @@ -18,6 +18,11 @@ memory@20000000 {
> reg = <0x20000000 0x80000000>;
> };
>
> + aliases {
> + mmc0 = &mmc_0;
> + mmc2 = &mmc_2;
> + };
> +
> chosen {
> stdout-path = "serial2:115200n8";
> };
> diff --git a/arch/arm/boot/dts/exynos5410-odroidxu.dts b/arch/arm/boot/dts/exynos5410-odroidxu.dts
> index 232561620da2..f495514d88b3 100644
> --- a/arch/arm/boot/dts/exynos5410-odroidxu.dts
> +++ b/arch/arm/boot/dts/exynos5410-odroidxu.dts
> @@ -21,6 +21,8 @@ / {
>
> aliases {
> ethernet = &ethernet;
> + mmc0 = &mmc_0;
> + mmc2 = &mmc_2;
> };
>
> memory@40000000 {
> diff --git a/arch/arm/boot/dts/exynos5410-smdk5410.dts b/arch/arm/boot/dts/exynos5410-smdk5410.dts
> index b8f953c41c73..1d3d220f3fcc 100644
> --- a/arch/arm/boot/dts/exynos5410-smdk5410.dts
> +++ b/arch/arm/boot/dts/exynos5410-smdk5410.dts
> @@ -18,6 +18,11 @@ memory@40000000 {
> reg = <0x40000000 0x80000000>;
> };
>
> + aliases {
> + mmc0 = &mmc_0;
> + mmc2 = &mmc_2;
> + };
> +
> chosen {
> stdout-path = "serial2:115200n8";
> };
> diff --git a/arch/arm/boot/dts/exynos5420-arndale-octa.dts b/arch/arm/boot/dts/exynos5420-arndale-octa.dts
> index 55b7759682a9..54398db244ad 100644
> --- a/arch/arm/boot/dts/exynos5420-arndale-octa.dts
> +++ b/arch/arm/boot/dts/exynos5420-arndale-octa.dts
> @@ -23,6 +23,11 @@ memory@20000000 {
> reg = <0x20000000 0x80000000>;
> };
>
> + aliases {
> + mmc0 = &mmc_0;
> + mmc2 = &mmc_2;
> + };
> +
> chosen {
> stdout-path = "serial3:115200n8";
> };
> diff --git a/arch/arm/boot/dts/exynos5420-galaxy-tab-common.dtsi b/arch/arm/boot/dts/exynos5420-galaxy-tab-common.dtsi
> index 63675fe189cd..18874125ac64 100644
> --- a/arch/arm/boot/dts/exynos5420-galaxy-tab-common.dtsi
> +++ b/arch/arm/boot/dts/exynos5420-galaxy-tab-common.dtsi
> @@ -28,6 +28,11 @@ / {
> * for more details.
> */
>
> + aliases {
> + mmc0 = &mmc_0;
> + mmc2 = &mmc_2;
> + };
> +
> chosen {
> stdout-path = "serial2:115200n8";
> };
> diff --git a/arch/arm/boot/dts/exynos5420-peach-pit.dts b/arch/arm/boot/dts/exynos5420-peach-pit.dts
> index 9e2123470cad..8b2bbeb7f64f 100644
> --- a/arch/arm/boot/dts/exynos5420-peach-pit.dts
> +++ b/arch/arm/boot/dts/exynos5420-peach-pit.dts
> @@ -31,6 +31,9 @@ / {
> aliases {
> /* Assign 20 so we don't get confused w/ builtin ones */
> i2c20 = &i2c_tunnel;
> + mmc0 = &mmc_0; /* eMMC */
> + mmc1 = &mmc_2; /* uSD */
> + mmc2 = &mmc_1; /* WiFi */
> };
>
> backlight: backlight {
> diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
> index 4d7b6d9008a7..134ed8931ba7 100644
> --- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
> +++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
> @@ -21,6 +21,11 @@ memory@20000000 {
> reg = <0x20000000 0x80000000>;
> };
>
> + aliases {
> + mmc0 = &mmc_0;
> + mmc2 = &mmc_2;
> + };
> +
> chosen {
> bootargs = "init=/linuxrc";
> stdout-path = "serial2:115200n8";
> diff --git a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
> index 30fc677d8bac..9f2ec636436e 100644
> --- a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
> +++ b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
> @@ -19,6 +19,11 @@ memory@40000000 {
> reg = <0x40000000 0x7ea00000>;
> };
>
> + aliases {
> + mmc2 = &mmc_2;
> + };
> +
> +
> chosen {
> stdout-path = "serial2:115200n8";
> };
> diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
> index a6961ff24030..55fd2b94be3f 100644
> --- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
> +++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
> @@ -13,6 +13,10 @@
> #include "exynos5422-odroid-core.dtsi"
>
> / {
> + aliases {
> + mmc0 = &mmc_0;
> + };
> +
> gpio-keys {
> compatible = "gpio-keys";
> pinctrl-names = "default";
> diff --git a/arch/arm/boot/dts/exynos5422-samsung-k3g.dts b/arch/arm/boot/dts/exynos5422-samsung-k3g.dts
> index df41723d56d4..4a0c8f29ccbc 100644
> --- a/arch/arm/boot/dts/exynos5422-samsung-k3g.dts
> +++ b/arch/arm/boot/dts/exynos5422-samsung-k3g.dts
> @@ -24,6 +24,10 @@ memory@20000000 {
> reg = <0x20000000 0x80000000>; /* 2 GiB */
> };
>
> + aliases {
> + mmc0 = &mmc_0;
> + };
> +
> fixed-rate-clocks {
> oscclk {
> compatible = "samsung,exynos5420-oscclk";
> diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts
> index 0ebcb66c6319..50e9e884c51f 100644
> --- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
> +++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
> @@ -29,6 +29,9 @@ / {
> aliases {
> /* Assign 20 so we don't get confused w/ builtin ones */
> i2c20 = &i2c_tunnel;
> + mmc0 = &mmc_0; /* eMMC */
> + mmc1 = &mmc_2; /* SD */
> + mmc2 = &mmc_1; /* WiFi */
> };
>
> backlight: backlight {

Best regards
--
Marek Szyprowski, PhD
Samsung R&D Institute Poland