From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp6-v.fe.bosch.de ([139.15.237.11]:10019 "EHLO smtp6-v.fe.bosch.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754002AbcEYI6f (ORCPT ); Wed, 25 May 2016 04:58:35 -0400 Received: from vsmta11.fe.internet.bosch.com (unknown [10.4.98.51]) by imta23.fe.bosch.de (Postfix) with ESMTP id 1C9361580207 for ; Wed, 25 May 2016 10:58:34 +0200 (CEST) Received: from SI-HUB1001.de.bosch.com (vsgw24.fe.internet.bosch.com [10.4.98.24]) by vsmta11.fe.internet.bosch.com (Postfix) with ESMTP id 72F7C23803E9 for ; Wed, 25 May 2016 10:58:33 +0200 (CEST) From: Dirk Behme To: Geert Uytterhoeven , Simon Horman , , Koji Matsuoka CC: Dirk Behme Subject: [PATCH 3/4] ARM: Renesas: R-Car3: Add cpu and revision handlers Date: Wed, 25 May 2016 10:58:27 +0200 Message-ID: <1464166708-18320-4-git-send-email-dirk.behme@de.bosch.com> In-Reply-To: <1464166708-18320-1-git-send-email-dirk.behme@de.bosch.com> References: <1464166708-18320-1-git-send-email-dirk.behme@de.bosch.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-renesas-soc-owner@vger.kernel.org List-ID: The Renesas R-Car3 product register (PRR) helps us to identify the SoC and revision we are running on. Add helper functions to check for this easily in code where it's needed. Signed-off-by: Dirk Behme --- include/linux/soc/renesas/rcar3-prr.h | 51 +++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 include/linux/soc/renesas/rcar3-prr.h diff --git a/include/linux/soc/renesas/rcar3-prr.h b/include/linux/soc/renesas/rcar3-prr.h new file mode 100644 index 0000000..9bbe369 --- /dev/null +++ b/include/linux/soc/renesas/rcar3-prr.h @@ -0,0 +1,51 @@ +/* + * R-Car3 Product Register (PRR) support + * + * Copyright (C) 2016 Robert Bosch Car Multimedia GmbH + * Dirk Behme + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#ifndef __SOC_RENESAS_RCAR3_PRR_H__ +#define __SOC_RENESAS_RCAR3_PRR_H__ + +#define PRODUCT_MASK (0x7f << 8) +#define PRODUCT_H3 (0x4f << 8) +#define PRODUCT_M3W (0x52 << 8) + +#define CUT_MASK (0x000000ff) +#define CUT_ES1 (0x0 << 0) +#define CUT_ES2 (0x1 << 4) +#define CUT_ES3 (0x1 << 5) + +extern unsigned int __rcar3_prr; + +static inline bool cpu_is_rcar3_h3(void) +{ + return (__rcar3_prr & PRODUCT_MASK) == PRODUCT_H3; +} + +static inline bool cpu_is_rcar3_m3w(void) +{ + return (__rcar3_prr & PRODUCT_MASK) == PRODUCT_M3W; +} + +static inline bool revision_is_rcar3_es1(void) +{ + return (__rcar3_prr & CUT_MASK) == CUT_ES1; +} + +static inline bool revision_is_rcar3_es2(void) +{ + return (__rcar3_prr & CUT_MASK) == CUT_ES2; +} + +static inline bool revision_is_rcar3_es3(void) +{ + return (__rcar3_prr & CUT_MASK) == CUT_ES3; +} + +#endif /* __SOC_RENESAS_RCAR3_PRR_H__ */ -- 2.8.0