Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756438Ab2J2AJX (ORCPT ); Sun, 28 Oct 2012 20:09:23 -0400 Received: from mailserver5.natinst.com ([130.164.80.5]:44392 "EHLO spamkiller05.natinst.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756038Ab2J2AJT (ORCPT ); Sun, 28 Oct 2012 20:09:19 -0400 Message-Id: <94010fc0a0094ef29dc87fbdb77507e379c5fe76.1351466765.git.josh.cartwright@ni.com> In-Reply-To: References: From: Josh Cartwright Date: Wed, 17 Oct 2012 19:46:49 -0500 Subject: [PATCH v4 1/5] zynq: use GIC device tree bindings To: arm@kernel.org, Arnd Bergmann Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, John Linn , Nick Bowler , Michal Simek X-MIMETrack: Itemize by SMTP Server on MailServ58-US/AUS/H/NIC(Release 8.5.3FP2 HF169|September 14, 2012) at 10/28/2012 07:08:53 PM, Serialize by Router on MailServ58-US/AUS/H/NIC(Release 8.5.3FP2 HF169|September 14, 2012) at 10/28/2012 07:08:53 PM, Serialize complete at 10/28/2012 07:08:53 PM X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.7.7855,1.0.431,0.0.0000 definitions=2012-10-28_05:2012-10-26,2012-10-28,1970-01-01 signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2635 Lines: 78 The Zynq uses the cortex-a9-gic. This eliminates the need to hardcode register addresses. Signed-off-by: Josh Cartwright Cc: John Linn Acked-by: Arnd Bergmann --- arch/arm/boot/dts/zynq-ep107.dts | 10 ++++++---- arch/arm/mach-zynq/common.c | 7 ++++++- arch/arm/mach-zynq/include/mach/zynq_soc.h | 2 -- 3 files changed, 12 insertions(+), 7 deletions(-) diff --git a/arch/arm/boot/dts/zynq-ep107.dts b/arch/arm/boot/dts/zynq-ep107.dts index 37ca192..f914090 100644 --- a/arch/arm/boot/dts/zynq-ep107.dts +++ b/arch/arm/boot/dts/zynq-ep107.dts @@ -36,16 +36,18 @@ ranges; intc: interrupt-controller@f8f01000 { + compatible = "arm,cortex-a9-gic"; + #interrupt-cells = <3>; + #address-cells = <1>; interrupt-controller; - compatible = "arm,gic"; - reg = <0xF8F01000 0x1000>; - #interrupt-cells = <2>; + reg = <0xF8F01000 0x1000>, + <0xF8F00100 0x100>; }; uart0: uart@e0000000 { compatible = "xlnx,xuartps"; reg = <0xE0000000 0x1000>; - interrupts = <59 0>; + interrupts = <0 27 4>; clock = <50000000>; }; }; diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c index ab5cfdd..d73963b 100644 --- a/arch/arm/mach-zynq/common.c +++ b/arch/arm/mach-zynq/common.c @@ -55,12 +55,17 @@ static void __init xilinx_init_machine(void) of_platform_bus_probe(NULL, zynq_of_bus_ids, NULL); } +static struct of_device_id irq_match[] __initdata = { + { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, }, + { } +}; + /** * xilinx_irq_init() - Interrupt controller initialization for the GIC. */ static void __init xilinx_irq_init(void) { - gic_init(0, 29, SCU_GIC_DIST_BASE, SCU_GIC_CPU_BASE); + of_irq_init(irq_match); } /* The minimum devices needed to be mapped before the VM system is up and diff --git a/arch/arm/mach-zynq/include/mach/zynq_soc.h b/arch/arm/mach-zynq/include/mach/zynq_soc.h index d0d3f8f..3d1c6a6 100644 --- a/arch/arm/mach-zynq/include/mach/zynq_soc.h +++ b/arch/arm/mach-zynq/include/mach/zynq_soc.h @@ -35,8 +35,6 @@ #define TTC0_BASE IOMEM(TTC0_VIRT) #define SCU_PERIPH_BASE IOMEM(SCU_PERIPH_VIRT) -#define SCU_GIC_CPU_BASE (SCU_PERIPH_BASE + 0x100) -#define SCU_GIC_DIST_BASE (SCU_PERIPH_BASE + 0x1000) #define PL310_L2CC_BASE IOMEM(PL310_L2CC_VIRT) /* -- 1.8.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/