From patchwork Tue Aug 21 10:45:40 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Afzal Mohammed X-Patchwork-Id: 1353781 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 7092BDFB34 for ; Tue, 21 Aug 2012 10:45:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756535Ab2HUKps (ORCPT ); Tue, 21 Aug 2012 06:45:48 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:43532 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756378Ab2HUKpr (ORCPT ); Tue, 21 Aug 2012 06:45:47 -0400 Received: from dbdp20.itg.ti.com ([172.24.170.38]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id q7LAjfVd017058; Tue, 21 Aug 2012 05:45:42 -0500 Received: from DBDE70.ent.ti.com (localhost [127.0.0.1]) by dbdp20.itg.ti.com (8.13.8/8.13.8) with ESMTP id q7LAjfNp004132; Tue, 21 Aug 2012 16:15:41 +0530 (IST) Received: from dbdp32.itg.ti.com (172.24.170.251) by dbde70.ent.ti.com (172.24.170.148) with Microsoft SMTP Server id 14.1.323.3; Tue, 21 Aug 2012 16:15:41 +0530 Received: from udx0156546.apr.dhcp.ti.com (dbdp20.itg.ti.com [172.24.170.38]) by dbdp32.itg.ti.com (8.13.8/8.13.8) with ESMTP id q7LAjeTO002533; Tue, 21 Aug 2012 16:15:40 +0530 From: Afzal Mohammed To: , , , , CC: Afzal Mohammed Subject: [PATCH v6 06/10] ARM: OMAP2+: gpmc: remove cs# in sync clk div calc Date: Tue, 21 Aug 2012 16:15:40 +0530 Message-ID: <3cc7885c2ae9055763ba72cae0735b065dae403e.1345524670.git.afzal@ti.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: References: MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Divider value for a certain sync clk is determined solely based on gpmc fclk. CS# does not have any role here, thus remove presence of CS# in clock divider calculation API. Signed-off-by: Afzal Mohammed Reviewed-by: Jon Hunter --- arch/arm/mach-omap2/gpmc-onenand.c | 3 +-- arch/arm/mach-omap2/gpmc.c | 4 ++-- arch/arm/plat-omap/include/plat/gpmc.h | 2 +- 3 files changed, 4 insertions(+), 5 deletions(-) diff --git a/arch/arm/mach-omap2/gpmc-onenand.c b/arch/arm/mach-omap2/gpmc-onenand.c index 8a301f3..e139e3f 100644 --- a/arch/arm/mach-omap2/gpmc-onenand.c +++ b/arch/arm/mach-omap2/gpmc-onenand.c @@ -182,7 +182,6 @@ omap2_onenand_calc_sync_timings(struct omap_onenand_platform_data *cfg, int min_gpmc_clk_period, t_ces, t_avds, t_avdh, t_ach, t_aavdh, t_rdyo; int div, fclk_offset_ns, fclk_offset, gpmc_clk_ns; int ticks_cez; - int cs = cfg->cs; if (cfg->flags & ONENAND_SYNC_READ) onenand_flags = ONENAND_FLAG_SYNCREAD; @@ -229,7 +228,7 @@ omap2_onenand_calc_sync_timings(struct omap_onenand_platform_data *cfg, break; } - div = gpmc_cs_calc_divider(cs, min_gpmc_clk_period); + div = gpmc_calc_divider(min_gpmc_clk_period); gpmc_clk_ns = gpmc_ticks_to_ns(div); if (gpmc_clk_ns < 15) /* >66Mhz */ onenand_flags |= ONENAND_FLAG_HF; diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c index 68123d0..d005b3a 100644 --- a/arch/arm/mach-omap2/gpmc.c +++ b/arch/arm/mach-omap2/gpmc.c @@ -313,7 +313,7 @@ static int set_gpmc_timing_reg(int cs, int reg, int st_bit, int end_bit, return -1 #endif -int gpmc_cs_calc_divider(int cs, unsigned int sync_clk) +int gpmc_calc_divider(unsigned int sync_clk) { int div; u32 l; @@ -333,7 +333,7 @@ int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t) int div; u32 l; - div = gpmc_cs_calc_divider(cs, t->sync_clk); + div = gpmc_calc_divider(t->sync_clk); if (div < 0) return -1; diff --git a/arch/arm/plat-omap/include/plat/gpmc.h b/arch/arm/plat-omap/include/plat/gpmc.h index b7c9ea6..1cafbfd 100644 --- a/arch/arm/plat-omap/include/plat/gpmc.h +++ b/arch/arm/plat-omap/include/plat/gpmc.h @@ -179,7 +179,7 @@ extern unsigned long gpmc_get_fclk_period(void); extern void gpmc_cs_write_reg(int cs, int idx, u32 val); extern u32 gpmc_cs_read_reg(int cs, int idx); -extern int gpmc_cs_calc_divider(int cs, unsigned int sync_clk); +extern int gpmc_calc_divider(unsigned int sync_clk); extern int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t); extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base); extern void gpmc_cs_free(int cs);