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authorLinus Torvalds <torvalds@linux-foundation.org>2020-04-11 20:38:44 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2020-04-11 20:38:44 +0200
commitb032227c62939b5481bcd45442b36dfa263f4a7c (patch)
tree5cc6c88336feb73780a4fe7cd59bcdb2ec1012d3
parentMerge tag 'dma-mapping-5.7-1' of git://git.infradead.org/users/hch/dma-mapping (diff)
parentMAINTAINERS: Remove nios2-dev@lists.rocketboards.org (diff)
downloadlinux-b032227c62939b5481bcd45442b36dfa263f4a7c.tar.xz
linux-b032227c62939b5481bcd45442b36dfa263f4a7c.zip
Merge tag 'nios2-v5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/lftan/nios2
Pull nios2 updates from Ley Foon Tan: - Remove nios2-dev@lists.rocketboards.org from MAINTAINERS - remove 'resetvalue' property - rename 'altr,gpio-bank-width' -> 'altr,ngpio' - enable the common clk subsystem on Nios2 * tag 'nios2-v5.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/lftan/nios2: MAINTAINERS: Remove nios2-dev@lists.rocketboards.org arch: nios2: remove 'resetvalue' property arch: nios2: rename 'altr,gpio-bank-width' -> 'altr,ngpio' arch: nios2: Enable the common clk subsystem on Nios2
-rw-r--r--Documentation/devicetree/bindings/fpga/fpga-region.txt5
-rw-r--r--MAINTAINERS4
-rw-r--r--arch/nios2/Kconfig1
-rw-r--r--arch/nios2/boot/dts/10m50_devboard.dts6
-rw-r--r--arch/nios2/platform/platform.c8
5 files changed, 13 insertions, 11 deletions
diff --git a/Documentation/devicetree/bindings/fpga/fpga-region.txt b/Documentation/devicetree/bindings/fpga/fpga-region.txt
index 90c44694a30b..8ab19d1d3f9a 100644
--- a/Documentation/devicetree/bindings/fpga/fpga-region.txt
+++ b/Documentation/devicetree/bindings/fpga/fpga-region.txt
@@ -263,7 +263,7 @@ Overlay contains:
gpio@10040 {
compatible = "altr,pio-1.0";
reg = <0x10040 0x20>;
- altr,gpio-bank-width = <4>;
+ altr,ngpio = <4>;
#gpio-cells = <2>;
clocks = <2>;
gpio-controller;
@@ -468,8 +468,7 @@ programming is the FPGA based bridge of fpga_region1.
compatible = "altr,pio-1.0";
reg = <0x10040 0x20>;
clocks = <0x2>;
- altr,gpio-bank-width = <0x4>;
- resetvalue = <0x0>;
+ altr,ngpio = <0x4>;
#gpio-cells = <0x2>;
gpio-controller;
};
diff --git a/MAINTAINERS b/MAINTAINERS
index ff043097ea0e..0d186a01a37a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -738,7 +738,6 @@ F: drivers/i2c/busses/i2c-altera.c
ALTERA MAILBOX DRIVER
M: Ley Foon Tan <ley.foon.tan@intel.com>
-L: nios2-dev@lists.rocketboards.org (moderated for non-subscribers)
S: Maintained
F: drivers/mailbox/mailbox-altera.c
@@ -766,14 +765,12 @@ F: include/dt-bindings/reset/altr,rst-mgr-a10sr.h
ALTERA TRIPLE SPEED ETHERNET DRIVER
M: Thor Thayer <thor.thayer@linux.intel.com>
L: netdev@vger.kernel.org
-L: nios2-dev@lists.rocketboards.org (moderated for non-subscribers)
S: Maintained
F: drivers/net/ethernet/altera/
ALTERA UART/JTAG UART SERIAL DRIVERS
M: Tobias Klauser <tklauser@distanz.ch>
L: linux-serial@vger.kernel.org
-L: nios2-dev@lists.rocketboards.org (moderated for non-subscribers)
S: Maintained
F: drivers/tty/serial/altera_uart.c
F: drivers/tty/serial/altera_jtaguart.c
@@ -11925,7 +11922,6 @@ F: drivers/scsi/nsp32*
NIOS2 ARCHITECTURE
M: Ley Foon Tan <ley.foon.tan@intel.com>
-L: nios2-dev@lists.rocketboards.org (moderated for non-subscribers)
T: git git://git.kernel.org/pub/scm/linux/kernel/git/lftan/nios2.git
S: Maintained
F: arch/nios2/
diff --git a/arch/nios2/Kconfig b/arch/nios2/Kconfig
index 2fc4ed210b5f..c6645141bb2a 100644
--- a/arch/nios2/Kconfig
+++ b/arch/nios2/Kconfig
@@ -7,6 +7,7 @@ config NIOS2
select ARCH_HAS_SYNC_DMA_FOR_DEVICE
select ARCH_HAS_DMA_SET_UNCACHED
select ARCH_NO_SWAP
+ select COMMON_CLK
select TIMER_OF
select GENERIC_ATOMIC64
select GENERIC_CLOCKEVENTS
diff --git a/arch/nios2/boot/dts/10m50_devboard.dts b/arch/nios2/boot/dts/10m50_devboard.dts
index 5e4ab032c1e8..56339bef3247 100644
--- a/arch/nios2/boot/dts/10m50_devboard.dts
+++ b/arch/nios2/boot/dts/10m50_devboard.dts
@@ -179,8 +179,7 @@
led_pio: gpio@180014d0 {
compatible = "altr,pio-1.0";
reg = <0x180014d0 0x00000010>;
- altr,gpio-bank-width = <4>;
- resetvalue = <15>;
+ altr,ngpio = <4>;
#gpio-cells = <2>;
gpio-controller;
};
@@ -190,11 +189,10 @@
reg = <0x180014c0 0x00000010>;
interrupt-parent = <&cpu>;
interrupts = <6>;
- altr,gpio-bank-width = <3>;
+ altr,ngpio = <3>;
altr,interrupt-type = <2>;
edge_type = <1>;
level_trigger = <0>;
- resetvalue = <0>;
#gpio-cells = <2>;
gpio-controller;
};
diff --git a/arch/nios2/platform/platform.c b/arch/nios2/platform/platform.c
index 2a35154ca153..9737a87121fa 100644
--- a/arch/nios2/platform/platform.c
+++ b/arch/nios2/platform/platform.c
@@ -15,6 +15,12 @@
#include <linux/slab.h>
#include <linux/sys_soc.h>
#include <linux/io.h>
+#include <linux/clk-provider.h>
+
+static const struct of_device_id clk_match[] __initconst = {
+ { .compatible = "fixed-clock", .data = of_fixed_clk_setup, },
+ {}
+};
static int __init nios2_soc_device_init(void)
{
@@ -38,6 +44,8 @@ static int __init nios2_soc_device_init(void)
}
}
+ of_clk_init(clk_match);
+
return 0;
}