From patchwork Tue Nov 4 11:15:27 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vignesh Raghavendra X-Patchwork-Id: 5225741 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id E53E7C11AC for ; Tue, 4 Nov 2014 11:18:42 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DF765200F0 for ; Tue, 4 Nov 2014 11:18:41 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B4410200ED for ; Tue, 4 Nov 2014 11:18:40 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Xlc6X-0005ji-6j; Tue, 04 Nov 2014 11:16:53 +0000 Received: from bear.ext.ti.com ([192.94.94.41]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Xlc66-0005XO-HC for linux-arm-kernel@lists.infradead.org; Tue, 04 Nov 2014 11:16:27 +0000 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id sA4BFiGB018474; Tue, 4 Nov 2014 05:15:44 -0600 Received: from DFLE73.ent.ti.com (dfle73.ent.ti.com [128.247.5.110]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id sA4BFiXA027184; Tue, 4 Nov 2014 05:15:44 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE73.ent.ti.com (128.247.5.110) with Microsoft SMTP Server id 14.3.174.1; Tue, 4 Nov 2014 05:15:44 -0600 Received: from uda0132425.apr.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id sA4BFWMC031747; Tue, 4 Nov 2014 05:15:41 -0600 From: Vignesh R To: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , Tony Lindgren Subject: [PATCH v2 2/3] ARM: OMAP2+: hwmod: AM335x/AM43x: add hwmod support for tscadc on am43x-evm Date: Tue, 4 Nov 2014 16:45:27 +0530 Message-ID: <1415099728-10959-3-git-send-email-vigneshr@ti.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1415099728-10959-1-git-send-email-vigneshr@ti.com> References: <1415099728-10959-1-git-send-email-vigneshr@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20141104_031626_733314_41678B7A X-CRM114-Status: GOOD ( 14.44 ) X-Spam-Score: -5.6 (-----) Cc: devicetree@vger.kernel.org, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Vignesh R X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-2.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds hwmod support for tscadc to work on am43xx-evm. The am33xx hwmod structures of tscadc has been moved to ipblock_data so that it can be reused in am43xx. The clock domain names are separately set for am33xx and am43xx. Thus tscadc dt entries can now be added to am43xx board dt files. Signed-off-by: Vignesh R --- .../mach-omap2/omap_hwmod_33xx_43xx_common_data.h | 1 + .../mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c | 56 ++++++++++++++++++++++ arch/arm/mach-omap2/omap_hwmod_33xx_data.c | 49 ------------------- arch/arm/mach-omap2/omap_hwmod_43xx_data.c | 1 + 4 files changed, 58 insertions(+), 49 deletions(-) diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_common_data.h b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_common_data.h index 6e57b8ad0db5..b92a7c7825fa 100644 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_common_data.h +++ b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_common_data.h @@ -65,6 +65,7 @@ extern struct omap_hwmod_ocp_if am33xx_l4_ls__timer4; extern struct omap_hwmod_ocp_if am33xx_l4_ls__timer5; extern struct omap_hwmod_ocp_if am33xx_l4_ls__timer6; extern struct omap_hwmod_ocp_if am33xx_l4_ls__timer7; +extern struct omap_hwmod_ocp_if am33xx_l4_wkup__adc_tsc; extern struct omap_hwmod_ocp_if am33xx_l3_main__tpcc; extern struct omap_hwmod_ocp_if am33xx_l3_main__tptc0; extern struct omap_hwmod_ocp_if am33xx_l3_main__tptc1; diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c index 7f44922ab540..ce9c133ea9ff 100644 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c @@ -29,6 +29,7 @@ #define CLKCTRL(oh, clkctrl) ((oh).prcm.omap4.clkctrl_offs = (clkctrl)) #define RSTCTRL(oh, rstctrl) ((oh).prcm.omap4.rstctrl_offs = (rstctrl)) #define RSTST(oh, rstst) ((oh).prcm.omap4.rstst_offs = (rstst)) +#define CLKDMNAME(oh, clkdmname) ((oh).clkdm_name = (clkdmname)) /* * 'l3' class @@ -151,6 +152,45 @@ struct omap_hwmod_class am33xx_wkup_m3_hwmod_class = { }; /* + * 'adc/tsc' class + * TouchScreen Controller (Anolog-To-Digital Converter) + */ +static struct omap_hwmod_class_sysconfig am33xx_adc_tsc_sysc = { + .rev_offs = 0x00, + .sysc_offs = 0x10, + .sysc_flags = SYSC_HAS_SIDLEMODE, + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART | + SIDLE_SMART_WKUP), + .sysc_fields = &omap_hwmod_sysc_type2, +}; + +static struct omap_hwmod_class am33xx_adc_tsc_hwmod_class = { + .name = "adc_tsc", + .sysc = &am33xx_adc_tsc_sysc, +}; + +struct omap_hwmod am33xx_adc_tsc_hwmod = { + .name = "adc_tsc", + .class = &am33xx_adc_tsc_hwmod_class, + .clkdm_name = "l4_wkup_clkdm", + .main_clk = "adc_tsc_fck", + .prcm = { + .omap4 = { + .modulemode = MODULEMODE_SWCTRL, + }, + }, +}; + +/* L4 WKUP -> ADC_TSC */ + +struct omap_hwmod_ocp_if am33xx_l4_wkup__adc_tsc = { + .master = &am33xx_l4_wkup_hwmod, + .slave = &am33xx_adc_tsc_hwmod, + .clk = "dpll_core_m4_div2_ck", + .user = OCP_USER_MPU, +}; + +/* * 'pru-icss' class * Programmable Real-Time Unit and Industrial Communication Subsystem */ @@ -1370,6 +1410,7 @@ static void omap_hwmod_am33xx_clkctrl(void) CLKCTRL(am33xx_timer5_hwmod, AM33XX_CM_PER_TIMER5_CLKCTRL_OFFSET); CLKCTRL(am33xx_timer6_hwmod, AM33XX_CM_PER_TIMER6_CLKCTRL_OFFSET); CLKCTRL(am33xx_timer7_hwmod, AM33XX_CM_PER_TIMER7_CLKCTRL_OFFSET); + CLKCTRL(am33xx_adc_tsc_hwmod, AM33XX_CM_WKUP_ADC_TSC_CLKCTRL_OFFSET); CLKCTRL(am33xx_smartreflex0_hwmod, AM33XX_CM_WKUP_SMARTREFLEX0_CLKCTRL_OFFSET); CLKCTRL(am33xx_smartreflex1_hwmod, @@ -1398,6 +1439,18 @@ static void omap_hwmod_am33xx_clkctrl(void) CLKCTRL(am33xx_aes0_hwmod , AM33XX_CM_PER_AES0_CLKCTRL_OFFSET); } +static void am33xx_hwmod_clockdomain(void) +{ + CLKDMNAME(am33xx_l4_hs_hwmod, "l4hs_clkdm"); + CLKDMNAME(am33xx_adc_tsc_hwmod, "l4_wkup_clkdm"); +} + +static void am43xx_hwmod_clockdomain(void) +{ + CLKDMNAME(am33xx_l4_hs_hwmod, "l3_clkdm"); + CLKDMNAME(am33xx_adc_tsc_hwmod, "l3s_tsc_clkdm"); +} + static void omap_hwmod_am33xx_rst(void) { RSTCTRL(am33xx_pruss_hwmod, AM33XX_RM_PER_RSTCTRL_OFFSET); @@ -1409,6 +1462,7 @@ void omap_hwmod_am33xx_reg(void) { omap_hwmod_am33xx_clkctrl(); omap_hwmod_am33xx_rst(); + am33xx_hwmod_clockdomain(); } static void omap_hwmod_am43xx_clkctrl(void) @@ -1443,6 +1497,7 @@ static void omap_hwmod_am43xx_clkctrl(void) CLKCTRL(am33xx_timer5_hwmod, AM43XX_CM_PER_TIMER5_CLKCTRL_OFFSET); CLKCTRL(am33xx_timer6_hwmod, AM43XX_CM_PER_TIMER6_CLKCTRL_OFFSET); CLKCTRL(am33xx_timer7_hwmod, AM43XX_CM_PER_TIMER7_CLKCTRL_OFFSET); + CLKCTRL(am33xx_adc_tsc_hwmod, AM43XX_CM_WKUP_ADC_TSC_CLKCTRL_OFFSET); CLKCTRL(am33xx_smartreflex0_hwmod, AM43XX_CM_WKUP_SMARTREFLEX0_CLKCTRL_OFFSET); CLKCTRL(am33xx_smartreflex1_hwmod, @@ -1482,4 +1537,5 @@ void omap_hwmod_am43xx_reg(void) { omap_hwmod_am43xx_clkctrl(); omap_hwmod_am43xx_rst(); + am43xx_hwmod_clockdomain(); } diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c index ce7d260495cb..c3ff14828850 100644 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c @@ -88,37 +88,6 @@ static struct omap_hwmod am33xx_wkup_m3_hwmod = { }; /* - * 'adc/tsc' class - * TouchScreen Controller (Anolog-To-Digital Converter) - */ -static struct omap_hwmod_class_sysconfig am33xx_adc_tsc_sysc = { - .rev_offs = 0x00, - .sysc_offs = 0x10, - .sysc_flags = SYSC_HAS_SIDLEMODE, - .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART | - SIDLE_SMART_WKUP), - .sysc_fields = &omap_hwmod_sysc_type2, -}; - -static struct omap_hwmod_class am33xx_adc_tsc_hwmod_class = { - .name = "adc_tsc", - .sysc = &am33xx_adc_tsc_sysc, -}; - -static struct omap_hwmod am33xx_adc_tsc_hwmod = { - .name = "adc_tsc", - .class = &am33xx_adc_tsc_hwmod_class, - .clkdm_name = "l4_wkup_clkdm", - .main_clk = "adc_tsc_fck", - .prcm = { - .omap4 = { - .clkctrl_offs = AM33XX_CM_WKUP_ADC_TSC_CLKCTRL_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* * Modules omap_hwmod structures * * The following IPs are excluded for the moment because: @@ -426,24 +395,6 @@ static struct omap_hwmod_ocp_if am33xx_l4_wkup__gpio0 = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; -/* L4 WKUP -> ADC_TSC */ -static struct omap_hwmod_addr_space am33xx_adc_tsc_addrs[] = { - { - .pa_start = 0x44E0D000, - .pa_end = 0x44E0D000 + SZ_8K - 1, - .flags = ADDR_TYPE_RT - }, - { } -}; - -static struct omap_hwmod_ocp_if am33xx_l4_wkup__adc_tsc = { - .master = &am33xx_l4_wkup_hwmod, - .slave = &am33xx_adc_tsc_hwmod, - .clk = "dpll_core_m4_div2_ck", - .addr = am33xx_adc_tsc_addrs, - .user = OCP_USER_MPU, -}; - static struct omap_hwmod_ocp_if am33xx_l4_hs__cpgmac0 = { .master = &am33xx_l4_hs_hwmod, .slave = &am33xx_cpgmac0_hwmod, diff --git a/arch/arm/mach-omap2/omap_hwmod_43xx_data.c b/arch/arm/mach-omap2/omap_hwmod_43xx_data.c index fea01aa3ef42..3ce8d28c0f9a 100644 --- a/arch/arm/mach-omap2/omap_hwmod_43xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_43xx_data.c @@ -809,6 +809,7 @@ static struct omap_hwmod_ocp_if *am43xx_hwmod_ocp_ifs[] __initdata = { &am33xx_l4_ls__timer5, &am33xx_l4_ls__timer6, &am33xx_l4_ls__timer7, + &am33xx_l4_wkup__adc_tsc, &am33xx_l3_main__tpcc, &am33xx_l4_ls__uart2, &am33xx_l4_ls__uart3,