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nios2 update for v5.7-rc1

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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
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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
This commit is contained in:
Linus Torvalds 2020-04-11 11:38:44 -07:00
commit b032227c62
5 changed files with 13 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
Documentation/devicetree/bindings/fpga/fpga-region.txt
View File

@ -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;
};

4
MAINTAINERS
View File

@ -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/

1
arch/nios2/Kconfig
View File

@ -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

6
arch/nios2/boot/dts/10m50_devboard.dts
View File

@ -179,8 +179,7 @@ sys_clk_timer: timer@18001440 {
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 @@ button_pio: gpio@180014c0 {
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;
};

8
arch/nios2/platform/platform.c
View File

@ -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;
}