Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752089AbdIUI1M (ORCPT ); Thu, 21 Sep 2017 04:27:12 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:28055 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1752046AbdIUI1H (ORCPT ); Thu, 21 Sep 2017 04:27:07 -0400 X-UUID: 32e8dbb0730145d0a51eb9ee92ca6d02-20170921 From: To: , , , , CC: , , , , Sean Wang Subject: [PATCH v4 5/7] soc: mediatek: pwrap: add MediaTek MT6380 as one slave of pwrap Date: Thu, 21 Sep 2017 16:26:55 +0800 Message-ID: X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3280 Lines: 98 From: Sean Wang Add MediaTek MT6380 regulator becoming one of PMIC wrapper slave and also add extra new regmap_config of 32-bit mode for MT6380 since old regmap_config of 16-bit mode can't be fit into the need. Signed-off-by: Chenglin Xu Signed-off-by: Chen Zhong Signed-off-by: Sean Wang --- drivers/soc/mediatek/mtk-pmic-wrap.c | 25 ++++++++++++++++++++++--- 1 file changed, 22 insertions(+), 3 deletions(-) diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index 9c6d855..5e3a41b 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -501,6 +501,7 @@ struct pmic_wrapper; struct pwrap_slv_type { const u32 *dew_regs; enum pmic_type type; + const struct regmap_config *regmap; /* pwrap operations are highly associated with the PMIC types, * so the pointers added increases flexibility allowing determination * which type is used by the detection through device tree. @@ -1109,7 +1110,7 @@ static irqreturn_t pwrap_interrupt(int irqno, void *dev_id) return IRQ_HANDLED; } -static const struct regmap_config pwrap_regmap_config = { +static const struct regmap_config pwrap_regmap_config16 = { .reg_bits = 16, .val_bits = 16, .reg_stride = 2, @@ -1118,9 +1119,19 @@ static const struct regmap_config pwrap_regmap_config = { .max_register = 0xffff, }; +static const struct regmap_config pwrap_regmap_config32 = { + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, + .reg_read = pwrap_regmap_read, + .reg_write = pwrap_regmap_write, + .max_register = 0xffff, +}; + static const struct pwrap_slv_type pmic_mt6323 = { .dew_regs = mt6323_regs, .type = PMIC_MT6323, + .regmap = &pwrap_regmap_config16, .pwrap_read = pwrap_read16, .pwrap_write = pwrap_write16, }; @@ -1128,6 +1139,7 @@ static const struct pwrap_slv_type pmic_mt6323 = { static const struct pwrap_slv_type pmic_mt6380 = { .dew_regs = NULL, .type = PMIC_MT6380, + .regmap = &pwrap_regmap_config32, .pwrap_read = pwrap_read32, .pwrap_write = pwrap_write32, }; @@ -1135,6 +1147,7 @@ static const struct pwrap_slv_type pmic_mt6380 = { static const struct pwrap_slv_type pmic_mt6397 = { .dew_regs = mt6397_regs, .type = PMIC_MT6397, + .regmap = &pwrap_regmap_config16, .pwrap_read = pwrap_read16, .pwrap_write = pwrap_write16, }; @@ -1144,9 +1157,15 @@ static const struct of_device_id of_slave_match_tbl[] = { .compatible = "mediatek,mt6323", .data = &pmic_mt6323, }, { + /* The MT6380 slave device is directly pointed to the regulator + * device which is different from the cases MT6323 and MT6397 + * where they're one kind of MFDs. + */ + .compatible = "mediatek,mt6380-regulator", + .data = &pmic_mt6380, + }, { .compatible = "mediatek,mt6397", .data = &pmic_mt6397, - }, { /* sentinel */ } }; @@ -1325,7 +1344,7 @@ static int pwrap_probe(struct platform_device *pdev) if (ret) goto err_out2; - wrp->regmap = devm_regmap_init(wrp->dev, NULL, wrp, &pwrap_regmap_config); + wrp->regmap = devm_regmap_init(wrp->dev, NULL, wrp, wrp->slave->regmap); if (IS_ERR(wrp->regmap)) { ret = PTR_ERR(wrp->regmap); goto err_out2; -- 2.7.4