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Sun, 17 Oct 2021 03:45:49 -0700 (PDT) Received: from localhost.localdomain ([46.216.16.109]) by smtp.gmail.com with ESMTPSA id l23sm7403576ejn.15.2021.10.17.03.45.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 17 Oct 2021 03:45:49 -0700 (PDT) From: Dzmitry Sankouski To: u-boot@lists.denx.de Cc: Dzmitry Sankouski , Minkyu Kang Subject: [PATCH 2/4] pinctrl: exynos: add support for multiple pin banks Date: Sun, 17 Oct 2021 13:45:40 +0300 Message-Id: <20211017104542.3821-3-dsankouski@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20211017104542.3821-1-dsankouski@gmail.com> References: <20211017104542.3821-1-dsankouski@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.2 at phobos.denx.de X-Virus-Status: Clean Iterate all pin banks to find a pin Signed-off-by: Dzmitry Sankouski Cc: Minkyu Kang --- drivers/pinctrl/exynos/pinctrl-exynos.c | 28 +++++++++++++++++++------ 1 file changed, 22 insertions(+), 6 deletions(-) diff --git a/drivers/pinctrl/exynos/pinctrl-exynos.c b/drivers/pinctrl/exynos/pinctrl-exynos.c index 2640c8fcef..898185479b 100644 --- a/drivers/pinctrl/exynos/pinctrl-exynos.c +++ b/drivers/pinctrl/exynos/pinctrl-exynos.c @@ -5,6 +5,7 @@ * Thomas Abraham */ +#include #include #include #include @@ -38,9 +39,9 @@ static unsigned long pin_to_bank_base(struct udevice *dev, const char *pin_name, u32 *pin) { struct exynos_pinctrl_priv *priv = dev_get_priv(dev); - const struct samsung_pin_ctrl *pin_ctrl = priv->pin_ctrl; - const struct samsung_pin_bank_data *bank_data = pin_ctrl->pin_banks; - u32 nr_banks = pin_ctrl->nr_banks, idx = 0; + const struct samsung_pin_ctrl *pin_ctrl_array = priv->pin_ctrl; + const struct samsung_pin_bank_data *bank_data; + u32 nr_banks, pin_ctrl_idx = 0, idx = 0, bank_base; char bank[10]; /* @@ -55,11 +56,26 @@ static unsigned long pin_to_bank_base(struct udevice *dev, const char *pin_name, *pin = pin_name[++idx] - '0'; /* lookup the pin bank data using the pin bank name */ - for (idx = 0; idx < nr_banks; idx++) - if (!strcmp(bank, bank_data[idx].name)) + while (true) { + const struct samsung_pin_ctrl *pin_ctrl = &pin_ctrl_array[pin_ctrl_idx]; + + nr_banks = pin_ctrl->nr_banks; + if (!nr_banks) break; - return priv->base + bank_data[idx].offset; + bank_data = pin_ctrl->pin_banks; + for (idx = 0; idx < nr_banks; idx++) { + debug("pinctrl[%d] bank_data[%d] name is: %s\n", + pin_ctrl_idx, idx, bank_data[idx].name); + if (!strcmp(bank, bank_data[idx].name)) { + bank_base = priv->base + bank_data[idx].offset; + break; + } + } + pin_ctrl_idx++; + } + + return bank_base; } /** -- 2.20.1