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ARC: [nsimosci] Enable ARC PGU on nSIM OSCI virtual platforms 

With required ARC PGU updates that allow it to be used on simulation
platforms we may finally utilize ARC PGU in nSIM OSCI virtual platforms
with modern Linux kernels.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
This commit is contained in:
Alexey Brodkin 2016-06-06 10:56:53 +03:00
parent c8f1daa8ba
commit 830c657848
6 changed files with 39 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
arch/arc/boot/dts/nsimosci.dts
View File

@ -20,7 +20,7 @@
/* this is for console on PGU */ /* this is for console on PGU */
/* bootargs = "console=tty0 consoleblank=0"; */ /* bootargs = "console=tty0 consoleblank=0"; */
/* this is for console on serial */ /* this is for console on serial */
bootargs = "earlycon=uart8250,mmio32,0xf0000000,115200n8 console=tty0 console=ttyS0,115200n8 consoleblank=0 debug"; bootargs = "earlycon=uart8250,mmio32,0xf0000000,115200n8 console=tty0 console=ttyS0,115200n8 consoleblank=0 debug video=640x480-24";
}; };
aliases { aliases {
@ -58,9 +58,17 @@
no-loopback-test = <1>; no-loopback-test = <1>;
}; };
pgu0: pgu@f9000000 { pguclk: pguclk {
compatible = "snps,arcpgufb"; #clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <25175000>;
};
pgu@f9000000 {
compatible = "snps,arcpgu";
reg = <0xf9000000 0x400>; reg = <0xf9000000 0x400>;
clocks = <&pguclk>;
clock-names = "pxlclk";
}; };
ps2: ps2@f9001000 { ps2: ps2@f9001000 {

14
arch/arc/boot/dts/nsimosci_hs.dts
View File

@ -20,7 +20,7 @@
/* this is for console on PGU */ /* this is for console on PGU */
/* bootargs = "console=tty0 consoleblank=0"; */ /* bootargs = "console=tty0 consoleblank=0"; */
/* this is for console on serial */ /* this is for console on serial */
bootargs = "earlycon=uart8250,mmio32,0xf0000000,115200n8 console=tty0 console=ttyS0,115200n8 consoleblank=0 debug"; bootargs = "earlycon=uart8250,mmio32,0xf0000000,115200n8 console=tty0 console=ttyS0,115200n8 consoleblank=0 debug video=640x480-24";
}; };
aliases { aliases {
@ -58,9 +58,17 @@
no-loopback-test = <1>; no-loopback-test = <1>;
}; };
pgu0: pgu@f9000000 { pguclk: pguclk {
compatible = "snps,arcpgufb"; #clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <25175000>;
};
pgu@f9000000 {
compatible = "snps,arcpgu";
reg = <0xf9000000 0x400>; reg = <0xf9000000 0x400>;
clocks = <&pguclk>;
clock-names = "pxlclk";
}; };
ps2: ps2@f9001000 { ps2: ps2@f9001000 {

14
arch/arc/boot/dts/nsimosci_hs_idu.dts
View File

@ -18,7 +18,7 @@
chosen { chosen {
/* this is for console on serial */ /* this is for console on serial */
bootargs = "earlycon=uart8250,mmio32,0xf0000000,115200n8 console=tty0 console=ttyS0,115200n8 consoleblan=0 debug"; bootargs = "earlycon=uart8250,mmio32,0xf0000000,115200n8 console=tty0 console=ttyS0,115200n8 consoleblan=0 debug video=640x480-24";
}; };
aliases { aliases {
@ -77,9 +77,17 @@
no-loopback-test = <1>; no-loopback-test = <1>;
}; };
pgu0: pgu@f9000000 { pguclk: pguclk {
compatible = "snps,arcpgufb"; #clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <25175000>;
};
pgu@f9000000 {
compatible = "snps,arcpgu";
reg = <0xf9000000 0x400>; reg = <0xf9000000 0x400>;
clocks = <&pguclk>;
clock-names = "pxlclk";
}; };
ps2: ps2@f9001000 { ps2: ps2@f9001000 {

3
arch/arc/configs/nsimosci_defconfig
View File

@ -58,7 +58,8 @@ CONFIG_SERIAL_8250_RUNTIME_UARTS=1
CONFIG_SERIAL_OF_PLATFORM=y CONFIG_SERIAL_OF_PLATFORM=y
# CONFIG_HW_RANDOM is not set # CONFIG_HW_RANDOM is not set
# CONFIG_HWMON is not set # CONFIG_HWMON is not set
CONFIG_FB=y CONFIG_DRM=y
CONFIG_DRM_ARCPGU=y
CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y CONFIG_LOGO=y
# CONFIG_HID is not set # CONFIG_HID is not set

3
arch/arc/configs/nsimosci_hs_defconfig
View File

@ -57,7 +57,8 @@ CONFIG_SERIAL_8250_RUNTIME_UARTS=1
CONFIG_SERIAL_OF_PLATFORM=y CONFIG_SERIAL_OF_PLATFORM=y
# CONFIG_HW_RANDOM is not set # CONFIG_HW_RANDOM is not set
# CONFIG_HWMON is not set # CONFIG_HWMON is not set
CONFIG_FB=y CONFIG_DRM=y
CONFIG_DRM_ARCPGU=y
CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y CONFIG_LOGO=y
# CONFIG_HID is not set # CONFIG_HID is not set

3
arch/arc/configs/nsimosci_hs_smp_defconfig
View File

@ -70,7 +70,8 @@ CONFIG_SERIAL_8250_DW=y
CONFIG_SERIAL_OF_PLATFORM=y CONFIG_SERIAL_OF_PLATFORM=y
# CONFIG_HW_RANDOM is not set # CONFIG_HW_RANDOM is not set
# CONFIG_HWMON is not set # CONFIG_HWMON is not set
CONFIG_FB=y CONFIG_DRM=y
CONFIG_DRM_ARCPGU=y
CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y CONFIG_LOGO=y
# CONFIG_HID is not set # CONFIG_HID is not set