From mboxrd@z Thu Jan 1 00:00:00 1970 From: Subject: [PATCH 7/9] soc: mediatek: pwrap: add MediaTek MT6380 as one slave of pwrap Date: Sat, 3 Jun 2017 01:55:48 +0800 Message-ID: <1be52eb2f97dc9152a27befca73208c4bc1a550b.1496425268.git.sean.wang@mediatek.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+glpam-linux-mediatek=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, matthias.bgg-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, lgirdwood-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, jamesjj.liao-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, henryc.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org Cc: chenglin.xu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, Sean Wang , chen.zhong-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org 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 | 27 ++++++++++++++++++++++----- 1 file changed, 22 insertions(+), 5 deletions(-) diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c index d9b4a63..90b087f 100644 --- a/drivers/soc/mediatek/mtk-pmic-wrap.c +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c @@ -501,6 +501,7 @@ enum pwrap_type { 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. @@ -1133,7 +1134,7 @@ 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, @@ -1142,10 +1143,19 @@ static irqreturn_t pwrap_interrupt(int irqno, void *dev_id) .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_init = pwrap_init_mt6397, .pwrap_read = pwrap_read16, .pwrap_write = pwrap_write16, @@ -1154,7 +1164,7 @@ static irqreturn_t pwrap_interrupt(int irqno, void *dev_id) static const struct pwrap_slv_type pmic_mt6380 = { .dew_regs = NULL, .type = PMIC_MT6380, - + .regmap = &pwrap_regmap_config32, .pwrap_init = pwrap_init_mt6380, .pwrap_read = pwrap_read32, .pwrap_write = pwrap_write32, @@ -1163,7 +1173,7 @@ static irqreturn_t pwrap_interrupt(int irqno, void *dev_id) static const struct pwrap_slv_type pmic_mt6397 = { .dew_regs = mt6397_regs, .type = PMIC_MT6397, - + .regmap = &pwrap_regmap_config16, .pwrap_init = pwrap_init_mt6397, .pwrap_read = pwrap_read16, .pwrap_write = pwrap_write16, @@ -1177,6 +1187,13 @@ static irqreturn_t pwrap_interrupt(int irqno, void *dev_id) .compatible = "mediatek,mt6397", .data = &pmic_mt6397, }, { + /* The MT6380 slave device is directly pointed to regulator + * device which is different from the cases MT6323 and MT6397 + * since they're one kind of MFDs. + */ + .compatible = "mediatek,mt6380-regulator", + .data = &pmic_mt6380, + }, { /* sentinel */ } }; @@ -1346,7 +1363,7 @@ 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)) return PTR_ERR(wrp->regmap); -- 1.9.1