From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752767AbbKYPic (ORCPT ); Wed, 25 Nov 2015 10:38:32 -0500 Received: from mout.kundenserver.de ([217.72.192.74]:57548 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751825AbbKYPi3 (ORCPT ); Wed, 25 Nov 2015 10:38:29 -0500 From: Arnd Bergmann To: linux-arm-kernel@lists.infradead.org Cc: linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, Eric Miao , Haojian Zhuang , Michael Turquette , Stephen Boyd , Arnd Bergmann Subject: [PATCH 3/7] ARM: mohawk: allow building with MMU disabled Date: Wed, 25 Nov 2015 16:37:51 +0100 Message-Id: <1448465875-435039-4-git-send-email-arnd@arndb.de> X-Mailer: git-send-email 2.1.0.rc2 In-Reply-To: <1448465875-435039-1-git-send-email-arnd@arndb.de> References: <1448465875-435039-1-git-send-email-arnd@arndb.de> X-Provags-ID: V03:K0:6gXXvtjX4HZe+tIM+C73ew3AqRDYk7KRzlfSIew1eiyDcS/osX5 54LaQFoglGTtEC5keLirTQLh7IUx2jRcQQlqG24UES2pdIqBSQsWivXQ2qBNXoU7/yJt52I QXF53WDcd/Msv355mD2YZDhvsSZFLjWleewF+LNvgy4anISbeo5hN64YMC621znUl07wugF aul/E168I9ySfrIsFvxng== X-UI-Out-Filterresults: notjunk:1;V01:K0:OfXj5yihDbg=:p5ILN9t87ZxS74+LCkXAUF F85y09TFhcy7WTqhlQgDw7+NTKtn6psC/pa4RGEgNL1AEdsytLcLHbb7572OEiXbe9SczcsQa 0ZBoxUcWbf+Oxo6qmu6hVrQjb8pJtT0pWlq9zqItUzBsug6fMjNClSZclOMQ8KB5aPXkqoR5N lImFfpPuL8IlNetR2Rdl8vADQoJSzTUBk70yLwrezl/s5Qhj11QCINWzYTcO1XfCvRGlyUrDC IhDSqzT/XU4e7w8w/9t1S2ERoNa2lpjZmr8+iUhjY718ZJvzqBufKoYQkbM1KQuP9oSnFtauy e7CV/7JKs1fNklG0rBhtdTrU4JzCC9cHG5ZCYRpvQlVxPW8p8PJxo+TEBN8ouQbvLC7SVT0vS Gdlz4rLuOkEoPpotaSS1KbbY2ZaiPLC5gRFI2oUTMcVXoXgSQT/vJckdiBLFiPgp2R43G8ep7 mcJqZPHDygBT5jcMNhLqga6fWWPCvOc2vSogh4KlVqudWyJSVjufhRfhabRqqDKSiMO7FMsiU UvXaKVZp5DOpXS1/NB+ZXZyQXsP4bn8sESMUZ5sPD3NZwkDFtdz8CqQ2QDEGZ+v3tfsYf/3UF 9kWq1n1ki1YZoNzQMNOoGvu9aSwTLOA5R4uqK2Pw8es8DS8vATDKjlMZopvBKIsWdGa3MDTUg W2ChdXihQqCTMPGmzpyXg4BgTVquPD5VZ/l5rliuXPqRgmdZnFpHNhcZT9Tfa/RXPJHI= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org It is in principle possible to build an MMP kernel for the mohawk CPU with the MMU code disabled, except for one simple build error: proc-mohawk.S:345: Error: invalid operands (*UND* and *UND* sections) for `|' proc-mohawk.S:345: Error: invalid operands (*ABS* and *UND* sections) for `|' proc-mohawk.S:345: Error: invalid operands (*UND* and *UND* sections) for `|' proc-mohawk.S:345: Error: invalid operands (*UND* and *UND* sections) for `|' proc-mohawk.S:345: Error: undefined symbol L_PTE_USER used as an immediate value This patch changes the proc-mohawk code to do the same as the other CPUs and not try to actually do anything for the cpu_mohawk_set_pte_ext function, which won't be used anyway. Signed-off-by: Arnd Bergmann --- arch/arm/mm/proc-mohawk.S | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/mm/proc-mohawk.S b/arch/arm/mm/proc-mohawk.S index d65edf717bf7..6f07d2ef4ff2 100644 --- a/arch/arm/mm/proc-mohawk.S +++ b/arch/arm/mm/proc-mohawk.S @@ -342,11 +342,13 @@ ENTRY(cpu_mohawk_switch_mm) */ .align 5 ENTRY(cpu_mohawk_set_pte_ext) +#ifdef CONFIG_MMU armv3_set_pte_ext mov r0, r0 mcr p15, 0, r0, c7, c10, 1 @ clean D entry mcr p15, 0, r0, c7, c10, 4 @ drain WB ret lr +#endif .globl cpu_mohawk_suspend_size .equ cpu_mohawk_suspend_size, 4 * 6 -- 2.1.0.rc2