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Thu, 17 Jan 2019 02:23:27 -0800 (PST) From: Jerome Brunet To: Linus Walleij , Kevin Hilman Subject: [PATCH 3/3] pinctrl: meson: add optional region for drive strength Date: Thu, 17 Jan 2019 11:23:15 +0100 Message-Id: <20190117102315.1833-4-jbrunet@baylibre.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190117102315.1833-1-jbrunet@baylibre.com> References: <20190117102315.1833-1-jbrunet@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190117_022329_566805_C7CE4D6D X-CRM114-Status: GOOD ( 11.57 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, Jerome Brunet Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org On the G12a, there is a new 'region' to handle the drive-strength. This is optional since the older do not have this. Fixes: 29ae0952e85f ("pinctrl: meson-g12a: add pinctrl driver support") Signed-off-by: Jerome Brunet --- drivers/pinctrl/meson/pinctrl-meson.c | 6 ++++++ drivers/pinctrl/meson/pinctrl-meson.h | 1 + 2 files changed, 7 insertions(+) diff --git a/drivers/pinctrl/meson/pinctrl-meson.c b/drivers/pinctrl/meson/pinctrl-meson.c index a4ae1ac5369e..96a4a72708e4 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.c +++ b/drivers/pinctrl/meson/pinctrl-meson.c @@ -507,6 +507,12 @@ static int meson_pinctrl_parse_dt(struct meson_pinctrl *pc, if (IS_ERR(pc->reg_pullen)) pc->reg_pullen = pc->reg_pull; + pc->reg_ds = meson_map_resource(pc, gpio_np, "ds"); + if (IS_ERR(pc->reg_ds)) { + dev_dbg(pc->dev, "ds registers not found - skipping\n"); + pc->reg_ds = NULL; + } + return 0; } diff --git a/drivers/pinctrl/meson/pinctrl-meson.h b/drivers/pinctrl/meson/pinctrl-meson.h index eff61ea1c67e..5eaab925f427 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.h +++ b/drivers/pinctrl/meson/pinctrl-meson.h @@ -120,6 +120,7 @@ struct meson_pinctrl { struct regmap *reg_pullen; struct regmap *reg_pull; struct regmap *reg_gpio; + struct regmap *reg_ds; struct gpio_chip chip; struct device_node *of_node; }; -- 2.20.1 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic