Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753770AbdL1N5I (ORCPT ); Thu, 28 Dec 2017 08:57:08 -0500 Received: from outils.crapouillou.net ([89.234.176.41]:47552 "EHLO crapouillou.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753674AbdL1N5B (ORCPT ); Thu, 28 Dec 2017 08:57:01 -0500 From: Paul Cercueil To: Ralf Baechle , Rob Herring , Michael Turquette Cc: Mark Rutland , Stephen Boyd , Maarten ter Huurne , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@linux-mips.org, linux-clk@vger.kernel.org, Paul Cercueil Subject: [PATCH v4 10/15] MIPS: ingenic: Add machine info for supported boards Date: Thu, 28 Dec 2017 14:56:29 +0100 Message-Id: <20171228135634.30000-11-paul@crapouillou.net> In-Reply-To: <20171228135634.30000-1-paul@crapouillou.net> References: <20170702163016.6714-2-paul@crapouillou.net> <20171228135634.30000-1-paul@crapouillou.net> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3436 Lines: 136 This makes sure that 'mips_machtype' will be initialized to the SoC version used on the board. Signed-off-by: Paul Cercueil --- arch/mips/Kconfig | 1 + arch/mips/jz4740/Makefile | 2 +- arch/mips/jz4740/boards.c | 16 ++++++++++++++++ arch/mips/jz4740/setup.c | 34 +++++++++++++++++++++++++++++----- 4 files changed, 47 insertions(+), 6 deletions(-) create mode 100644 arch/mips/jz4740/boards.c v2: No change v3: No change v4: No change diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 350a990fc719..83243e427e36 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -376,6 +376,7 @@ config MACH_INGENIC select BUILTIN_DTB select USE_OF select LIBFDT + select MIPS_MACHINE config LANTIQ bool "Lantiq based platforms" diff --git a/arch/mips/jz4740/Makefile b/arch/mips/jz4740/Makefile index 88d6aa7d000b..fc2d3b3c4a80 100644 --- a/arch/mips/jz4740/Makefile +++ b/arch/mips/jz4740/Makefile @@ -6,7 +6,7 @@ # Object file lists. obj-y += prom.o time.o reset.o setup.o \ - platform.o timer.o + platform.o timer.o boards.o CFLAGS_setup.o = -I$(src)/../../../scripts/dtc/libfdt diff --git a/arch/mips/jz4740/boards.c b/arch/mips/jz4740/boards.c new file mode 100644 index 000000000000..a3cf64cf004a --- /dev/null +++ b/arch/mips/jz4740/boards.c @@ -0,0 +1,16 @@ +/* + * Ingenic boards support + * + * Copyright 2017, Paul Cercueil + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 or later + * as published by the Free Software Foundation. + */ + +#include +#include + +MIPS_MACHINE(MACH_INGENIC_JZ4740, "qi,lb60", "Qi Hardware Ben Nanonote", NULL); +MIPS_MACHINE(MACH_INGENIC_JZ4780, "img,ci20", + "Imagination Technologies CI20", NULL); diff --git a/arch/mips/jz4740/setup.c b/arch/mips/jz4740/setup.c index 6d0152321819..afd84ee966e8 100644 --- a/arch/mips/jz4740/setup.c +++ b/arch/mips/jz4740/setup.c @@ -22,6 +22,7 @@ #include #include +#include #include #include @@ -53,16 +54,34 @@ static void __init jz4740_detect_mem(void) add_memory_region(0, size, BOOT_MEM_RAM); } +static unsigned long __init get_board_mach_type(const void *fdt) +{ + const struct mips_machine *mach; + + for (mach = (struct mips_machine *)&__mips_machines_start; + mach < (struct mips_machine *)&__mips_machines_end; + mach++) { + if (!fdt_node_check_compatible(fdt, 0, mach->mach_id)) + return mach->mach_type; + } + + return MACH_INGENIC_JZ4740; +} + void __init plat_mem_setup(void) { int offset; + if (!early_init_dt_scan(__dtb_start)) + return; + jz4740_reset_init(); - __dt_setup_arch(__dtb_start); offset = fdt_path_offset(__dtb_start, "/memory"); if (offset < 0) jz4740_detect_mem(); + + mips_machtype = get_board_mach_type(__dtb_start); } void __init device_tree_init(void) @@ -75,13 +94,18 @@ void __init device_tree_init(void) const char *get_system_type(void) { - if (IS_ENABLED(CONFIG_MACH_JZ4780)) - return "JZ4780"; - - return "JZ4740"; + return mips_get_machine_name(); } void __init arch_init_irq(void) { irqchip_init(); } + +static int __init jz4740_machine_setup(void) +{ + mips_machine_setup(); + + return 0; +} +arch_initcall(jz4740_machine_setup); -- 2.11.0