From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56525) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZroCw-0000gh-Lz for qemu-devel@nongnu.org; Thu, 29 Oct 2015 10:29:39 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZroCs-0000Wt-Sq for qemu-devel@nongnu.org; Thu, 29 Oct 2015 10:29:38 -0400 Received: from mail-pa0-x22d.google.com ([2607:f8b0:400e:c03::22d]:33649) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZroCs-0000WP-MA for qemu-devel@nongnu.org; Thu, 29 Oct 2015 10:29:34 -0400 Received: by padhy1 with SMTP id hy1so36672649pad.0 for ; Thu, 29 Oct 2015 07:29:34 -0700 (PDT) From: Shannon Zhao Date: Thu, 29 Oct 2015 22:27:35 +0800 Message-Id: <1446128855-26637-9-git-send-email-shannon.zhao@linaro.org> In-Reply-To: <1446128855-26637-1-git-send-email-shannon.zhao@linaro.org> References: <1446128855-26637-1-git-send-email-shannon.zhao@linaro.org> Subject: [Qemu-devel] [PATCH v2 8/8] hw/arm/virt: Add gpio-keys node for Poweroff using DT List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, peter.maydell@linaro.org, mst@redhat.com, imammedo@redhat.com Cc: zhaoshenglong@huawei.com, peter.huangpeng@huawei.com, shannon.zhao@linaro.org Add a gpio-keys node. This is used for Poweroff for the systems which use DT not ACPI. Signed-off-by: Shannon Zhao Signed-off-by: Shannon Zhao --- hw/arm/virt.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 6f1b9d6..75a3a5c 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -562,6 +562,7 @@ static void create_gpio(const VirtBoardInfo *vbi, qemu_irq *pic) pl061_dev = sysbus_create_simple("pl061", base, pic[irq]); + uint32_t phandle = qemu_fdt_alloc_phandle(vbi->fdt); nodename = g_strdup_printf("/pl061@%" PRIx64, base); qemu_fdt_add_subnode(vbi->fdt, nodename); qemu_fdt_setprop_sized_cells(vbi->fdt, nodename, "reg", @@ -574,6 +575,20 @@ static void create_gpio(const VirtBoardInfo *vbi, qemu_irq *pic) GIC_FDT_IRQ_FLAGS_LEVEL_HI); qemu_fdt_setprop_cell(vbi->fdt, nodename, "clocks", vbi->clock_phandle); qemu_fdt_setprop_string(vbi->fdt, nodename, "clock-names", "apb_pclk"); + qemu_fdt_setprop_cell(vbi->fdt, nodename, "phandle", phandle); + + qemu_fdt_add_subnode(vbi->fdt, "/gpio-keys"); + qemu_fdt_setprop_string(vbi->fdt, "/gpio-keys", "compatible", "gpio-keys"); + qemu_fdt_setprop_cell(vbi->fdt, "/gpio-keys", "#size-cells", 0); + qemu_fdt_setprop_cell(vbi->fdt, "/gpio-keys", "#address-cells", 1); + qemu_fdt_setprop(vbi->fdt, "/gpio-keys", "autorepeat", NULL, 0); + + qemu_fdt_add_subnode(vbi->fdt, "/gpio-keys/poweroff"); + qemu_fdt_setprop_string(vbi->fdt, "/gpio-keys/poweroff", + "label", "GPIO Key Poweroff"); + qemu_fdt_setprop_cell(vbi->fdt, "/gpio-keys/poweroff", "linux,code", 116); + qemu_fdt_setprop_cells(vbi->fdt, "/gpio-keys/poweroff", + "gpios", phandle, 3, 0); /* connect powerdown request */ qemu_register_powerdown_notifier(&virt_system_powerdown_notifier); -- 2.1.0