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[174.91.97.36]) by smtp.googlemail.com with ESMTPSA id s73sm1338373qke.71.2020.10.15.09.35.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Oct 2020 09:35:02 -0700 (PDT) From: Shashi Mallela To: peter.maydell@linaro.org, leif@nuviainc.com, rad@semihalf.com Subject: [PATCH v6 2/2] hw/arm/sbsa-ref: add SBSA watchdog device Date: Thu, 15 Oct 2020 12:34:59 -0400 Message-Id: <20201015163459.32298-3-shashi.mallela@linaro.org> X-Mailer: git-send-email 2.18.4 In-Reply-To: <20201015163459.32298-1-shashi.mallela@linaro.org> References: <20201015163459.32298-1-shashi.mallela@linaro.org> Received-SPF: pass client-ip=2607:f8b0:4864:20::843; envelope-from=shashi.mallela@linaro.org; helo=mail-qt1-x843.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-arm@nongnu.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Included the newly implemented SBSA generic watchdog device model into SBSA platform Signed-off-by: Shashi Mallela --- hw/arm/sbsa-ref.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/hw/arm/sbsa-ref.c b/hw/arm/sbsa-ref.c index 01863510d0f5..671859ec9711 100644 --- a/hw/arm/sbsa-ref.c +++ b/hw/arm/sbsa-ref.c @@ -30,6 +30,7 @@ #include "exec/hwaddr.h" #include "kvm_arm.h" #include "hw/arm/boot.h" +#include "hw/arm/fdt.h" #include "hw/block/flash.h" #include "hw/boards.h" #include "hw/ide/internal.h" @@ -40,6 +41,7 @@ #include "hw/qdev-properties.h" #include "hw/usb.h" #include "hw/char/pl011.h" +#include "hw/watchdog/wdt_sbsa_gwdt.h" #include "net/net.h" #include "qom/object.h" @@ -64,6 +66,9 @@ enum { SBSA_GIC_DIST, SBSA_GIC_REDIST, SBSA_SECURE_EC, + SBSA_GWDT, + SBSA_GWDT_REFRESH, + SBSA_GWDT_CONTROL, SBSA_SMMU, SBSA_UART, SBSA_RTC, @@ -104,6 +109,8 @@ static const MemMapEntry sbsa_ref_memmap[] = { [SBSA_GIC_DIST] = { 0x40060000, 0x00010000 }, [SBSA_GIC_REDIST] = { 0x40080000, 0x04000000 }, [SBSA_SECURE_EC] = { 0x50000000, 0x00001000 }, + [SBSA_GWDT_REFRESH] = { 0x50010000, 0x00001000 }, + [SBSA_GWDT_CONTROL] = { 0x50011000, 0x00001000 }, [SBSA_UART] = { 0x60000000, 0x00001000 }, [SBSA_RTC] = { 0x60010000, 0x00001000 }, [SBSA_GPIO] = { 0x60020000, 0x00001000 }, @@ -134,6 +141,7 @@ static const int sbsa_ref_irqmap[] = { [SBSA_AHCI] = 10, [SBSA_EHCI] = 11, [SBSA_SMMU] = 12, /* ... to 15 */ + [SBSA_GWDT] = 16, }; static uint64_t sbsa_ref_cpu_mp_affinity(SBSAMachineState *sms, int idx) @@ -448,6 +456,20 @@ static void create_rtc(const SBSAMachineState *sms) sysbus_create_simple("pl031", base, qdev_get_gpio_in(sms->gic, irq)); } +static void create_wdt(const SBSAMachineState *sms) +{ + hwaddr rbase = sbsa_ref_memmap[SBSA_GWDT_REFRESH].base; + hwaddr cbase = sbsa_ref_memmap[SBSA_GWDT_CONTROL].base; + DeviceState *dev = qdev_new(TYPE_WDT_SBSA_GWDT); + SysBusDevice *s = SYS_BUS_DEVICE(dev); + int irq = sbsa_ref_irqmap[SBSA_GWDT]; + + sysbus_realize_and_unref(s, &error_fatal); + sysbus_mmio_map(s, 0, rbase); + sysbus_mmio_map(s, 1, cbase); + sysbus_connect_irq(s, 0, qdev_get_gpio_in(sms->gic, irq)); +} + static DeviceState *gpio_key_dev; static void sbsa_ref_powerdown_req(Notifier *n, void *opaque) { @@ -731,6 +753,8 @@ static void sbsa_ref_init(MachineState *machine) create_rtc(sms); + create_wdt(sms); + create_gpio(sms); create_ahci(sms); -- 2.18.4