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Groups > linux.kernel > #1419480
| From | Alexey Brodkin <Alexey.Brodkin@synopsys.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 3/3] ARC: [nsimosci] Enable ARC PGU on nSIM OSCI virtual platforms |
| Date | 2016-06-10 16:40 +0200 |
| Message-ID | <rIvLk-5JV-17@gated-at.bofh.it> (permalink) |
| References | <rIvLk-5JV-19@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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>
---
No changes in v2.
arch/arc/boot/dts/nsimosci.dts | 14 +++++++++++---
arch/arc/boot/dts/nsimosci_hs.dts | 14 +++++++++++---
arch/arc/boot/dts/nsimosci_hs_idu.dts | 14 +++++++++++---
arch/arc/configs/nsimosci_defconfig | 3 ++-
arch/arc/configs/nsimosci_hs_defconfig | 3 ++-
arch/arc/configs/nsimosci_hs_smp_defconfig | 3 ++-
6 files changed, 39 insertions(+), 12 deletions(-)
diff --git a/arch/arc/boot/dts/nsimosci.dts b/arch/arc/boot/dts/nsimosci.dts
index b5b060a..37c416d 100644
--- a/arch/arc/boot/dts/nsimosci.dts
+++ b/arch/arc/boot/dts/nsimosci.dts
@@ -20,7 +20,7 @@
/* this is for console on PGU */
/* bootargs = "console=tty0 consoleblank=0"; */
/* 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 {
@@ -58,9 +58,17 @@
no-loopback-test = <1>;
};
- pgu0: pgu@f9000000 {
- compatible = "snps,arcpgufb";
+ pguclk: pguclk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <25175000>;
+ };
+
+ pgu@f9000000 {
+ compatible = "snps,arcpgu";
reg = <0xf9000000 0x400>;
+ clocks = <&pguclk>;
+ clock-names = "pxlclk";
};
ps2: ps2@f9001000 {
diff --git a/arch/arc/boot/dts/nsimosci_hs.dts b/arch/arc/boot/dts/nsimosci_hs.dts
index 325e730..f2a22c4 100644
--- a/arch/arc/boot/dts/nsimosci_hs.dts
+++ b/arch/arc/boot/dts/nsimosci_hs.dts
@@ -20,7 +20,7 @@
/* this is for console on PGU */
/* bootargs = "console=tty0 consoleblank=0"; */
/* 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 {
@@ -58,9 +58,17 @@
no-loopback-test = <1>;
};
- pgu0: pgu@f9000000 {
- compatible = "snps,arcpgufb";
+ pguclk: pguclk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <25175000>;
+ };
+
+ pgu@f9000000 {
+ compatible = "snps,arcpgu";
reg = <0xf9000000 0x400>;
+ clocks = <&pguclk>;
+ clock-names = "pxlclk";
};
ps2: ps2@f9001000 {
diff --git a/arch/arc/boot/dts/nsimosci_hs_idu.dts b/arch/arc/boot/dts/nsimosci_hs_idu.dts
index ee03d71..34457a5 100644
--- a/arch/arc/boot/dts/nsimosci_hs_idu.dts
+++ b/arch/arc/boot/dts/nsimosci_hs_idu.dts
@@ -18,7 +18,7 @@
chosen {
/* 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 {
@@ -77,9 +77,17 @@
no-loopback-test = <1>;
};
- pgu0: pgu@f9000000 {
- compatible = "snps,arcpgufb";
+ pguclk: pguclk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <25175000>;
+ };
+
+ pgu@f9000000 {
+ compatible = "snps,arcpgu";
reg = <0xf9000000 0x400>;
+ clocks = <&pguclk>;
+ clock-names = "pxlclk";
};
ps2: ps2@f9001000 {
diff --git a/arch/arc/configs/nsimosci_defconfig b/arch/arc/configs/nsimosci_defconfig
index 42bafa5..98cf209 100644
--- a/arch/arc/configs/nsimosci_defconfig
+++ b/arch/arc/configs/nsimosci_defconfig
@@ -58,7 +58,8 @@ CONFIG_SERIAL_8250_RUNTIME_UARTS=1
CONFIG_SERIAL_OF_PLATFORM=y
# CONFIG_HW_RANDOM is not set
# CONFIG_HWMON is not set
-CONFIG_FB=y
+CONFIG_DRM=y
+CONFIG_DRM_ARCPGU=y
CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
# CONFIG_HID is not set
diff --git a/arch/arc/configs/nsimosci_hs_defconfig b/arch/arc/configs/nsimosci_hs_defconfig
index 4bb60c1..ddf8b96 100644
--- a/arch/arc/configs/nsimosci_hs_defconfig
+++ b/arch/arc/configs/nsimosci_hs_defconfig
@@ -57,7 +57,8 @@ CONFIG_SERIAL_8250_RUNTIME_UARTS=1
CONFIG_SERIAL_OF_PLATFORM=y
# CONFIG_HW_RANDOM is not set
# CONFIG_HWMON is not set
-CONFIG_FB=y
+CONFIG_DRM=y
+CONFIG_DRM_ARCPGU=y
CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
# CONFIG_HID is not set
diff --git a/arch/arc/configs/nsimosci_hs_smp_defconfig b/arch/arc/configs/nsimosci_hs_smp_defconfig
index 7e88f4c..ceb9074 100644
--- a/arch/arc/configs/nsimosci_hs_smp_defconfig
+++ b/arch/arc/configs/nsimosci_hs_smp_defconfig
@@ -70,7 +70,8 @@ CONFIG_SERIAL_8250_DW=y
CONFIG_SERIAL_OF_PLATFORM=y
# CONFIG_HW_RANDOM is not set
# CONFIG_HWMON is not set
-CONFIG_FB=y
+CONFIG_DRM=y
+CONFIG_DRM_ARCPGU=y
CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
# CONFIG_HID is not set
--
2.5.5
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[PATCH 3/3] ARC: [nsimosci] Enable ARC PGU on nSIM OSCI virtual platforms Alexey Brodkin <Alexey.Brodkin@synopsys.com> - 2016-06-10 16:40 +0200
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