From patchwork Mon Oct 5 11:28:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Bogendoerfer X-Patchwork-Id: 11816497 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id CE87F92C for ; Mon, 5 Oct 2020 11:28:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BF4D620776 for ; Mon, 5 Oct 2020 11:28:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725843AbgJEL2v (ORCPT ); Mon, 5 Oct 2020 07:28:51 -0400 Received: from mx2.suse.de ([195.135.220.15]:43334 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725891AbgJEL2v (ORCPT ); Mon, 5 Oct 2020 07:28:51 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 4F68CAC8B; Mon, 5 Oct 2020 11:28:49 +0000 (UTC) From: Thomas Bogendoerfer To: linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] MIPS: alchemy: Share prom_init implementation Date: Mon, 5 Oct 2020 13:28:45 +0200 Message-Id: <20201005112846.66430-1-tsbogend@alpha.franken.de> X-Mailer: git-send-email 2.16.4 Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org All boards have the same prom_init() function. Move it to common code and delete the duplicates. Signed-off-by: Thomas Bogendoerfer --- arch/mips/alchemy/board-gpr.c | 17 ----------------- arch/mips/alchemy/board-mtx1.c | 17 ----------------- arch/mips/alchemy/board-xxs1500.c | 18 ------------------ arch/mips/alchemy/common/prom.c | 20 ++++++++++++++++++++ arch/mips/alchemy/devboards/platform.c | 17 ----------------- 5 files changed, 20 insertions(+), 69 deletions(-) diff --git a/arch/mips/alchemy/board-gpr.c b/arch/mips/alchemy/board-gpr.c index 6c47318946e4..f587c40b6d00 100644 --- a/arch/mips/alchemy/board-gpr.c +++ b/arch/mips/alchemy/board-gpr.c @@ -31,23 +31,6 @@ const char *get_system_type(void) return "GPR"; } -void __init prom_init(void) -{ - unsigned char *memsize_str; - unsigned long memsize; - - prom_argc = fw_arg0; - prom_argv = (char **)fw_arg1; - prom_envp = (char **)fw_arg2; - - prom_init_cmdline(); - - memsize_str = prom_getenv("memsize"); - if (!memsize_str || kstrtoul(memsize_str, 0, &memsize)) - memsize = 0x04000000; - add_memory_region(0, memsize, BOOT_MEM_RAM); -} - void prom_putchar(char c) { alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c); diff --git a/arch/mips/alchemy/board-mtx1.c b/arch/mips/alchemy/board-mtx1.c index 23093535399f..68ea57511629 100644 --- a/arch/mips/alchemy/board-mtx1.c +++ b/arch/mips/alchemy/board-mtx1.c @@ -30,23 +30,6 @@ const char *get_system_type(void) return "MTX-1"; } -void __init prom_init(void) -{ - unsigned char *memsize_str; - unsigned long memsize; - - prom_argc = fw_arg0; - prom_argv = (char **)fw_arg1; - prom_envp = (char **)fw_arg2; - - prom_init_cmdline(); - - memsize_str = prom_getenv("memsize"); - if (!memsize_str || kstrtoul(memsize_str, 0, &memsize)) - memsize = 0x04000000; - add_memory_region(0, memsize, BOOT_MEM_RAM); -} - void prom_putchar(char c) { alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c); diff --git a/arch/mips/alchemy/board-xxs1500.c b/arch/mips/alchemy/board-xxs1500.c index c67dfe1f4997..b184baa4e56a 100644 --- a/arch/mips/alchemy/board-xxs1500.c +++ b/arch/mips/alchemy/board-xxs1500.c @@ -25,24 +25,6 @@ const char *get_system_type(void) return "XXS1500"; } -void __init prom_init(void) -{ - unsigned char *memsize_str; - unsigned long memsize; - - prom_argc = fw_arg0; - prom_argv = (char **)fw_arg1; - prom_envp = (char **)fw_arg2; - - prom_init_cmdline(); - - memsize_str = prom_getenv("memsize"); - if (!memsize_str || kstrtoul(memsize_str, 0, &memsize)) - memsize = 0x04000000; - - add_memory_region(0, memsize, BOOT_MEM_RAM); -} - void prom_putchar(char c) { alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c); diff --git a/arch/mips/alchemy/common/prom.c b/arch/mips/alchemy/common/prom.c index af312b5e33f6..cfa203064d3c 100644 --- a/arch/mips/alchemy/common/prom.c +++ b/arch/mips/alchemy/common/prom.c @@ -34,6 +34,8 @@ */ #include +#include +#include #include #include @@ -76,6 +78,24 @@ char *prom_getenv(char *envname) return NULL; } +void __init prom_init(void) +{ + unsigned char *memsize_str; + unsigned long memsize; + + prom_argc = (int)fw_arg0; + prom_argv = (char **)fw_arg1; + prom_envp = (char **)fw_arg2; + + prom_init_cmdline(); + + memsize_str = prom_getenv("memsize"); + if (!memsize_str || kstrtoul(memsize_str, 0, &memsize)) + memsize = SZ_64M; /* minimum memsize is 64MB RAM */ + + add_memory_region(0, memsize, BOOT_MEM_RAM); +} + static inline unsigned char str2hexnum(unsigned char c) { if (c >= '0' && c <= '9') diff --git a/arch/mips/alchemy/devboards/platform.c b/arch/mips/alchemy/devboards/platform.c index 8d4b65c3268a..754bdd2ca630 100644 --- a/arch/mips/alchemy/devboards/platform.c +++ b/arch/mips/alchemy/devboards/platform.c @@ -20,23 +20,6 @@ #include -void __init prom_init(void) -{ - unsigned char *memsize_str; - unsigned long memsize; - - prom_argc = (int)fw_arg0; - prom_argv = (char **)fw_arg1; - prom_envp = (char **)fw_arg2; - - prom_init_cmdline(); - memsize_str = prom_getenv("memsize"); - if (!memsize_str || kstrtoul(memsize_str, 0, &memsize)) - memsize = 64 << 20; /* all devboards have at least 64MB RAM */ - - add_memory_region(0, memsize, BOOT_MEM_RAM); -} - void prom_putchar(char c) { if (alchemy_get_cputype() == ALCHEMY_CPU_AU1300)