From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753218AbbAVQDB (ORCPT ); Thu, 22 Jan 2015 11:03:01 -0500 Received: from eusmtp01.atmel.com ([212.144.249.242]:48217 "EHLO eusmtp01.atmel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753038AbbAVQC4 (ORCPT ); Thu, 22 Jan 2015 11:02:56 -0500 From: Nicolas Ferre To: Alexandre Belloni , Boris BREZILLON CC: Jean-Christophe PLAGNIOL-VILLARD , Ludovic Desroches , , , Nicolas Ferre Subject: [PATCH] ARM: at91: fix PM initialization for newer SoCs Date: Thu, 22 Jan 2015 17:03:04 +0100 Message-ID: <1421942584-2364-1-git-send-email-nicolas.ferre@atmel.com> X-Mailer: git-send-email 2.1.3 In-Reply-To: <1421333971-7581-5-git-send-email-alexandre.belloni@free-electrons.com> References: <1421333971-7581-5-git-send-email-alexandre.belloni@free-electrons.com> 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 Newer SoCs: at91sam9x5, at91sam9n12, sama5d3 and sama5d4 embed a DDR controller and have a different PMC status register layout than the at91sam9g45. Create another at91_sam9x5_pm_init() function to match this compatibility. Signed-off-by: Nicolas Ferre --- arch/arm/mach-at91/board-dt-sam9.c | 20 ++++++++++++++++++++ arch/arm/mach-at91/board-dt-sama5.c | 2 +- arch/arm/mach-at91/pm.c | 7 +++++++ 3 files changed, 28 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-at91/board-dt-sam9.c b/arch/arm/mach-at91/board-dt-sam9.c index 0fe1ced608c5..c8252ddac6f0 100644 --- a/arch/arm/mach-at91/board-dt-sam9.c +++ b/arch/arm/mach-at91/board-dt-sam9.c @@ -61,3 +61,23 @@ DT_MACHINE_START(at91sam9g45_dt, "Atmel AT91SAM9G45") .init_machine = sam9g45_dt_device_init, .dt_compat = at91_9g45_board_compat, MACHINE_END + +static void __init sam9x5_dt_device_init(void) +{ + at91_sam9x5_pm_init(); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); +} + +static const char *at91_9x5_board_compat[] __initconst = { + "atmel,at91sam9x5", + "atmel,at91sam9n12", + NULL +}; + +DT_MACHINE_START(at91sam9x5_dt, "Atmel AT91SAM9") + /* Maintainer: Atmel */ + .map_io = at91_map_io, + .init_early = at91_dt_initialize, + .init_machine = sam9x5_dt_device_init, + .dt_compat = at91_9x5_board_compat, +MACHINE_END diff --git a/arch/arm/mach-at91/board-dt-sama5.c b/arch/arm/mach-at91/board-dt-sama5.c index 44d372a22a29..b7338966c8ab 100644 --- a/arch/arm/mach-at91/board-dt-sama5.c +++ b/arch/arm/mach-at91/board-dt-sama5.c @@ -28,7 +28,7 @@ static void __init sama5_dt_device_init(void) { - at91_sam9260_pm_init(); + at91_sam9x5_pm_init(); of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index 81f2f12d3cc1..87c1fd8aa1b6 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -306,3 +306,10 @@ void __init at91_sam9g45_pm_init(void) at91_pm_data.memctrl = AT91_MEMCTRL_DDRSDR; return at91_pm_init(); } + +void __init at91_sam9x5_pm_init(void) +{ + at91_pm_data.uhp_udp_mask = AT91SAM926x_PMC_UHP | AT91SAM926x_PMC_UDP; + at91_pm_data.memctrl = AT91_MEMCTRL_DDRSDR; + return at91_pm_init(); +} -- 2.1.3