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sysreset: socfpga: stratix10: add sysreset driver 

This adds a UCLASS_SYSRESET sysreset driver for socfgpa stratix10.

Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
This commit is contained in:
Simon Goldschmidt 2019-07-15 21:47:54 +02:00 committed by Marek Vasut
parent 1f1668883d
commit 690c12965f
4 changed files with 38 additions and 1 deletions
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2
MAINTAINERS
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@ -94,7 +94,7 @@ M: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
S: Maintainted
T: git https://gitlab.denx.de/u-boot/custodians/u-boot-socfpga.git
F: arch/arm/mach-socfpga/
F: drivers/sysreset/sysreset_socfpga.c
F: drivers/sysreset/sysreset_socfpga*
ARM AMLOGIC SOC SUPPORT
M: Neil Armstrong <narmstrong@baylibre.com>

7
drivers/sysreset/Kconfig
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@ -61,6 +61,13 @@ config SYSRESET_SOCFPGA
This enables the system reset driver support for Intel SOCFPGA SoCs
(Cyclone 5, Arria 5 and Arria 10).
config SYSRESET_SOCFPGA_S10
bool "Enable support for Intel SOCFPGA Stratix 10"
depends on ARCH_SOCFPGA && TARGET_SOCFPGA_STRATIX10
help
This enables the system reset driver support for Intel SOCFPGA
Stratix SoCs.
config SYSRESET_TI_SCI
bool "TI System Control Interface (TI SCI) system reset driver"
depends on TI_SCI_PROTOCOL

1
drivers/sysreset/Makefile
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@ -12,6 +12,7 @@ obj-$(CONFIG_SYSRESET_MCP83XX) += sysreset_mpc83xx.o
obj-$(CONFIG_SYSRESET_MICROBLAZE) += sysreset_microblaze.o
obj-$(CONFIG_SYSRESET_PSCI) += sysreset_psci.o
obj-$(CONFIG_SYSRESET_SOCFPGA) += sysreset_socfpga.o
obj-$(CONFIG_SYSRESET_SOCFPGA_S10) += sysreset_socfpga_s10.o
obj-$(CONFIG_SYSRESET_TI_SCI) += sysreset-ti-sci.o
obj-$(CONFIG_SYSRESET_SYSCON) += sysreset_syscon.o
obj-$(CONFIG_SYSRESET_WATCHDOG) += sysreset_watchdog.o

29
drivers/sysreset/sysreset_socfpga_s10.c Normal file
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@ -0,0 +1,29 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2019 Pepperl+Fuchs
* Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
*/
#include <common.h>
#include <dm.h>
#include <errno.h>
#include <sysreset.h>
#include <asm/arch/mailbox_s10.h>
static int socfpga_sysreset_request(struct udevice *dev,
enum sysreset_t type)
{
puts("Mailbox: Issuing mailbox cmd REBOOT_HPS\n");
mbox_reset_cold();
return -EINPROGRESS;
}
static struct sysreset_ops socfpga_sysreset = {
.request = socfpga_sysreset_request,
};
U_BOOT_DRIVER(sysreset_socfpga) = {
.id = UCLASS_SYSRESET,
.name = "socfpga_sysreset",
.ops = &socfpga_sysreset,
};