From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932673Ab1KBOJ6 (ORCPT ); Wed, 2 Nov 2011 10:09:58 -0400 Received: from hqemgate04.nvidia.com ([216.228.121.35]:19397 "EHLO hqemgate04.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932540Ab1KBOJk (ORCPT ); Wed, 2 Nov 2011 10:09:40 -0400 X-PGP-Universal: processed; by hqnvupgp08.nvidia.com on Wed, 02 Nov 2011 07:09:24 -0700 From: Peter De Schrijver To: Peter De Schrijver CC: Russell King , Colin Cross , Olof Johansson , Stephen Warren , , , Subject: [PATCH v2 7/8] arm/tegra: implement support for tegra30 Date: Wed, 2 Nov 2011 16:09:06 +0200 Message-ID: <1320242948-21061-8-git-send-email-pdeschrijver@nvidia.com> X-Mailer: git-send-email 1.7.7.rc0.72.g4b5ea.dirty In-Reply-To: <1320242948-21061-1-git-send-email-pdeschrijver@nvidia.com> References: <1320242948-21061-1-git-send-email-pdeschrijver@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add support for tegra30 SoC. This includes a device tree compatible type for this SoC ("nvidia,tegra30") and adds L2 cache initialization for this new SoC. The clock framework is still missing, which prevents most drivers from working. Signed-off-by: Peter De Schrijver --- arch/arm/mach-tegra/Kconfig | 18 +++++++++++++----- arch/arm/mach-tegra/board-dt.c | 1 + arch/arm/mach-tegra/board.h | 1 + arch/arm/mach-tegra/common.c | 6 ++++++ 4 files changed, 21 insertions(+), 5 deletions(-) diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig index 91aff7c..f2eb6d1 100644 --- a/arch/arm/mach-tegra/Kconfig +++ b/arch/arm/mach-tegra/Kconfig @@ -2,11 +2,8 @@ if ARCH_TEGRA comment "NVIDIA Tegra options" -choice - prompt "Select Tegra processor family for target system" - config ARCH_TEGRA_2x_SOC - bool "Tegra 2 family" + bool "Enable support for Tegra20 family" select CPU_V7 select ARM_GIC select ARCH_REQUIRE_GPIOLIB @@ -17,7 +14,18 @@ config ARCH_TEGRA_2x_SOC Support for NVIDIA Tegra AP20 and T20 processors, based on the ARM CortexA9MP CPU and the ARM PL310 L2 cache controller -endchoice +config ARCH_TEGRA_3x_SOC + bool "Enable support for Tegra30 family" + select CPU_V7 + select ARM_GIC + select ARCH_REQUIRE_GPIOLIB + select USB_ARCH_HAS_EHCI if USB_SUPPORT + select USB_ULPI if USB_SUPPORT + select USB_ULPI_VIEWPORT if USB_SUPPORT + select USE_OF + help + Support for NVIDIA Tegra T30 processor family, based on the + ARM CortexA9MP CPU and the ARM PL310 L2 cache controller config TEGRA_PCI bool "PCI Express support" diff --git a/arch/arm/mach-tegra/board-dt.c b/arch/arm/mach-tegra/board-dt.c index a7bae50..1680e96 100644 --- a/arch/arm/mach-tegra/board-dt.c +++ b/arch/arm/mach-tegra/board-dt.c @@ -123,6 +123,7 @@ static struct { void (*init)(void); } early_init[] __initdata = { { "nvidia,tegra20", tegra20_init_early }, + { "nvidia,tegra30", tegra30_init_early }, }; static void __init tegra_init_early(void) diff --git a/arch/arm/mach-tegra/board.h b/arch/arm/mach-tegra/board.h index b86cdab..708b330a 100644 --- a/arch/arm/mach-tegra/board.h +++ b/arch/arm/mach-tegra/board.h @@ -24,6 +24,7 @@ #include void __init tegra20_init_early(void); +void __init tegra30_init_early(void); void __init tegra_map_common_io(void); void __init tegra_init_irq(void); void __init tegra_init_clock(void); diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c index 6173fd8..30a6864 100644 --- a/arch/arm/mach-tegra/common.c +++ b/arch/arm/mach-tegra/common.c @@ -92,3 +92,9 @@ void __init tegra20_init_early(void) tegra_init_cache(0x331, 0x441); tegra_setup_system_reset(); } + +void __init tegra30_init_early(void) +{ + tegra_init_cache(0x441, 0x551); + tegra_setup_system_reset(); +} -- 1.7.7.rc0.72.g4b5ea.dirty