From patchwork Tue Jun 11 12:53:18 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Amit Kachhap X-Patchwork-Id: 2703911 Return-Path: X-Original-To: patchwork-linux-samsung-soc@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 5A6AEDF23A for ; Tue, 11 Jun 2013 13:02:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755037Ab3FKMyg (ORCPT ); Tue, 11 Jun 2013 08:54:36 -0400 Received: from mail-pd0-f182.google.com ([209.85.192.182]:48626 "EHLO mail-pd0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752826Ab3FKMye (ORCPT ); Tue, 11 Jun 2013 08:54:34 -0400 Received: by mail-pd0-f182.google.com with SMTP id r10so2489740pdi.27 for ; Tue, 11 Jun 2013 05:54:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:x-mailer:in-reply-to :references; bh=AERNNYC/BEbgMuyYwGuH/fccn9xGZtkY1cnPWHZmD20=; b=B+lyn4pLyWEg+rRddFGKFNxnzeWzq6NHKxGLqclkFp6zqQWzjE2ZLVRCvyw2oiBG3y CzoKdvsMOJrs1cAHFWhk5pnlOQAw6Sx86hIgnjj27hItO1C9d2MeP71tnEtRyZspVvjk Po0+TBRylSoKtENDf7di6PJWawlC0+cRq1/nVzYr5KRasE4K0wcgdxj4a1LSdAE4WH/O oij+2Pb3n3fPyfzMAYnBFVsDVUnU1Ev9fc67GQX1eQzUrdVYvuvxa90I4Tf6aAa9VgpW +1nFyKvGHgutEi6ZDZ57+DwFYcrcuIQpzdD+Lgryd8XxnxcD4lfqMJT/0uqLt84EFHjx m7iA== X-Received: by 10.68.106.196 with SMTP id gw4mr14501506pbb.126.1370955273410; Tue, 11 Jun 2013 05:54:33 -0700 (PDT) Received: from localhost.localdomain ([115.113.119.130]) by mx.google.com with ESMTPSA id wi6sm14599807pbc.22.2013.06.11.05.54.29 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Tue, 11 Jun 2013 05:54:32 -0700 (PDT) From: Amit Daniel Kachhap To: linux-pm@vger.kernel.org, Zhang Rui , Eduardo Valentin Cc: linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, amit.kachhap@gmail.com, Kukjin Kim , jonghwa3.lee@samsung.com Subject: [PATCH V5 08/30] thermal: exynos: Add missing definations and code cleanup Date: Tue, 11 Jun 2013 18:23:18 +0530 Message-Id: <1370955220-2949-9-git-send-email-amit.daniel@samsung.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1370955220-2949-1-git-send-email-amit.daniel@samsung.com> References: <1370955220-2949-1-git-send-email-amit.daniel@samsung.com> Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org This patch adds some extra register bitfield definations and cleans up the code to prepare for moving register macros and definations inside the TMU data section. Acked-by: Kukjin Kim Signed-off-by: Amit Daniel Kachhap --- drivers/thermal/samsung/exynos_tmu.c | 62 +++++++++++++++++++++++++--------- 1 files changed, 46 insertions(+), 16 deletions(-) diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c index 5df04a1..fa33a48 100644 --- a/drivers/thermal/samsung/exynos_tmu.c +++ b/drivers/thermal/samsung/exynos_tmu.c @@ -43,9 +43,12 @@ #define EXYNOS_TMU_TRIM_TEMP_MASK 0xff #define EXYNOS_TMU_GAIN_SHIFT 8 +#define EXYNOS_TMU_GAIN_MASK 0xf #define EXYNOS_TMU_REF_VOLTAGE_SHIFT 24 -#define EXYNOS_TMU_CORE_ON 3 -#define EXYNOS_TMU_CORE_OFF 2 +#define EXYNOS_TMU_REF_VOLTAGE_MASK 0x1f +#define EXYNOS_TMU_BUF_SLOPE_SEL_MASK 0xf +#define EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT 8 +#define EXYNOS_TMU_CORE_EN_SHIFT 0 #define EXYNOS_TMU_DEF_CODE_TO_TEMP_OFFSET 50 /* Exynos4210 specific registers */ @@ -63,6 +66,7 @@ #define EXYNOS4210_TMU_TRIG_LEVEL1_MASK 0x10 #define EXYNOS4210_TMU_TRIG_LEVEL2_MASK 0x100 #define EXYNOS4210_TMU_TRIG_LEVEL3_MASK 0x1000 +#define EXYNOS4210_TMU_TRIG_LEVEL_MASK 0x1111 #define EXYNOS4210_TMU_INTCLEAR_VAL 0x1111 /* Exynos5250 and Exynos4412 specific registers */ @@ -72,17 +76,30 @@ #define EXYNOS_EMUL_CON 0x80 #define EXYNOS_TRIMINFO_RELOAD 0x1 +#define EXYNOS_TRIMINFO_SHIFT 0x0 +#define EXYNOS_TMU_RISE_INT_MASK 0x111 +#define EXYNOS_TMU_RISE_INT_SHIFT 0 +#define EXYNOS_TMU_FALL_INT_MASK 0x111 +#define EXYNOS_TMU_FALL_INT_SHIFT 12 #define EXYNOS_TMU_CLEAR_RISE_INT 0x111 #define EXYNOS_TMU_CLEAR_FALL_INT (0x111 << 12) -#define EXYNOS_MUX_ADDR_VALUE 6 -#define EXYNOS_MUX_ADDR_SHIFT 20 #define EXYNOS_TMU_TRIP_MODE_SHIFT 13 +#define EXYNOS_TMU_TRIP_MODE_MASK 0x7 + +#define EXYNOS_TMU_INTEN_RISE0_SHIFT 0 +#define EXYNOS_TMU_INTEN_RISE1_SHIFT 4 +#define EXYNOS_TMU_INTEN_RISE2_SHIFT 8 +#define EXYNOS_TMU_INTEN_RISE3_SHIFT 12 +#define EXYNOS_TMU_INTEN_FALL0_SHIFT 16 +#define EXYNOS_TMU_INTEN_FALL1_SHIFT 20 +#define EXYNOS_TMU_INTEN_FALL2_SHIFT 24 #define EFUSE_MIN_VALUE 40 #define EFUSE_MAX_VALUE 100 #ifdef CONFIG_THERMAL_EMULATION #define EXYNOS_EMUL_TIME 0x57F0 +#define EXYNOS_EMUL_TIME_MASK 0xffff #define EXYNOS_EMUL_TIME_SHIFT 16 #define EXYNOS_EMUL_DATA_SHIFT 8 #define EXYNOS_EMUL_DATA_MASK 0xFF @@ -261,24 +278,37 @@ static void exynos_tmu_control(struct platform_device *pdev, bool on) mutex_lock(&data->lock); clk_enable(data->clk); - con = pdata->reference_voltage << EXYNOS_TMU_REF_VOLTAGE_SHIFT | - pdata->gain << EXYNOS_TMU_GAIN_SHIFT; + con = readl(data->base + EXYNOS_TMU_REG_CONTROL); - if (data->soc == SOC_ARCH_EXYNOS) { - con |= pdata->noise_cancel_mode << EXYNOS_TMU_TRIP_MODE_SHIFT; - con |= (EXYNOS_MUX_ADDR_VALUE << EXYNOS_MUX_ADDR_SHIFT); + if (pdata->reference_voltage) { + con &= ~(EXYNOS_TMU_REF_VOLTAGE_MASK << + EXYNOS_TMU_REF_VOLTAGE_SHIFT); + con |= pdata->reference_voltage << EXYNOS_TMU_REF_VOLTAGE_SHIFT; + } + + if (pdata->gain) { + con &= ~(EXYNOS_TMU_GAIN_MASK << EXYNOS_TMU_GAIN_SHIFT); + con |= (pdata->gain << EXYNOS_TMU_GAIN_SHIFT); + } + + if (pdata->noise_cancel_mode) { + con &= ~(EXYNOS_TMU_TRIP_MODE_MASK << + EXYNOS_TMU_TRIP_MODE_SHIFT); + con |= (pdata->noise_cancel_mode << EXYNOS_TMU_TRIP_MODE_SHIFT); } if (on) { - con |= EXYNOS_TMU_CORE_ON; - interrupt_en = pdata->trigger_level3_en << 12 | - pdata->trigger_level2_en << 8 | - pdata->trigger_level1_en << 4 | - pdata->trigger_level0_en; + con |= (1 << EXYNOS_TMU_CORE_EN_SHIFT); + interrupt_en = + pdata->trigger_level3_en << EXYNOS_TMU_INTEN_RISE3_SHIFT | + pdata->trigger_level2_en << EXYNOS_TMU_INTEN_RISE2_SHIFT | + pdata->trigger_level1_en << EXYNOS_TMU_INTEN_RISE1_SHIFT | + pdata->trigger_level0_en << EXYNOS_TMU_INTEN_RISE0_SHIFT; if (pdata->threshold_falling) - interrupt_en |= interrupt_en << 16; + interrupt_en |= + interrupt_en << EXYNOS_TMU_INTEN_FALL0_SHIFT; } else { - con |= EXYNOS_TMU_CORE_OFF; + con &= ~(1 << EXYNOS_TMU_CORE_EN_SHIFT); interrupt_en = 0; /* Disable all interrupts */ } writel(interrupt_en, data->base + EXYNOS_TMU_REG_INTEN);