From patchwork Wed Dec 16 16:39:42 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 7863841 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 98FDE9F1C2 for ; Wed, 16 Dec 2015 16:42:09 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6C72D20272 for ; Wed, 16 Dec 2015 16:42:08 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4361320263 for ; Wed, 16 Dec 2015 16:42:07 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1a9F7n-00056n-S7; Wed, 16 Dec 2015 16:40:23 +0000 Received: from smtp.csie.ntu.edu.tw ([140.112.30.61]) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1a9F7j-0003nB-MW for linux-arm-kernel@lists.infradead.org; Wed, 16 Dec 2015 16:40:21 +0000 Received: from mirror2.csie.ntu.edu.tw (mirror2.csie.ntu.edu.tw [140.112.30.76]) (Authenticated sender: b93043) by smtp.csie.ntu.edu.tw (Postfix) with ESMTPSA id ED0FB20783; Thu, 17 Dec 2015 00:39:58 +0800 (CST) Received: by mirror2.csie.ntu.edu.tw (Postfix, from userid 1000) id CD1565F832; Thu, 17 Dec 2015 00:39:58 +0800 (CST) From: Chen-Yu Tsai To: Linus Walleij Subject: [PATCH resend] pinctrl: sunxi: Add A80 special pin controller Date: Thu, 17 Dec 2015 00:39:42 +0800 Message-Id: <1450283982-25295-1-git-send-email-wens@csie.org> X-Mailer: git-send-email 2.6.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20151216_084020_204152_6D8F743D X-CRM114-Status: GOOD ( 15.30 ) X-Spam-Score: -4.2 (----) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, Chen-Yu Tsai , Rob Herring , Maxime Ripard , linux-arm-kernel@lists.infradead.org, Chen-Yu Tsai MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Maxime Ripard Like the previous designs, the A80 has a special pin controller for the critical pins, like the PMIC bus. Add a driver for this controller. Signed-off-by: Maxime Ripard [wens: Add A80 compatible strings to bindings doc; fix pin function names based on v1.3 datasheet; constify of_device_id table] Signed-off-by: Chen-Yu Tsai Acked-by: Rob Herring --- Linus, can we have this one included for 4.5? Thanks --- .../bindings/pinctrl/allwinner,sunxi-pinctrl.txt | 2 + drivers/pinctrl/sunxi/Kconfig | 5 + drivers/pinctrl/sunxi/Makefile | 1 + drivers/pinctrl/sunxi/pinctrl-sun9i-a80-r.c | 181 +++++++++++++++++++++ 4 files changed, 189 insertions(+) create mode 100644 drivers/pinctrl/sunxi/pinctrl-sun9i-a80-r.c diff --git a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt index b321b26780dc..b3b6c2f210d7 100644 --- a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt +++ b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt @@ -18,6 +18,8 @@ Required properties: "allwinner,sun8i-a23-r-pinctrl" "allwinner,sun8i-a33-pinctrl" "allwinner,sun8i-a83t-pinctrl" + "allwinner,sun9i-a80-pinctrl" + "allwinner,sun9i-a80-r-pinctrl" - reg: Should contain the register physical address and length for the pin controller. diff --git a/drivers/pinctrl/sunxi/Kconfig b/drivers/pinctrl/sunxi/Kconfig index e68fd951129a..0252b3fa41ce 100644 --- a/drivers/pinctrl/sunxi/Kconfig +++ b/drivers/pinctrl/sunxi/Kconfig @@ -55,4 +55,9 @@ config PINCTRL_SUN9I_A80 def_bool MACH_SUN9I select PINCTRL_SUNXI_COMMON +config PINCTRL_SUN9I_A80_R + def_bool MACH_SUN9I + depends on RESET_CONTROLLER + select PINCTRL_SUNXI_COMMON + endif diff --git a/drivers/pinctrl/sunxi/Makefile b/drivers/pinctrl/sunxi/Makefile index e08029034510..0b4b827f314b 100644 --- a/drivers/pinctrl/sunxi/Makefile +++ b/drivers/pinctrl/sunxi/Makefile @@ -14,3 +14,4 @@ obj-$(CONFIG_PINCTRL_SUN8I_A23_R) += pinctrl-sun8i-a23-r.o obj-$(CONFIG_PINCTRL_SUN8I_A33) += pinctrl-sun8i-a33.o obj-$(CONFIG_PINCTRL_SUN8I_A83T) += pinctrl-sun8i-a83t.o obj-$(CONFIG_PINCTRL_SUN9I_A80) += pinctrl-sun9i-a80.o +obj-$(CONFIG_PINCTRL_SUN9I_A80_R) += pinctrl-sun9i-a80-r.o diff --git a/drivers/pinctrl/sunxi/pinctrl-sun9i-a80-r.c b/drivers/pinctrl/sunxi/pinctrl-sun9i-a80-r.c new file mode 100644 index 000000000000..42547ffa20a8 --- /dev/null +++ b/drivers/pinctrl/sunxi/pinctrl-sun9i-a80-r.c @@ -0,0 +1,181 @@ +/* + * Allwinner A80 SoCs special pins pinctrl driver. + * + * Copyright (C) 2014 Maxime Ripard + * Maxime Ripard + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include +#include +#include +#include +#include +#include + +#include "pinctrl-sunxi.h" + +static const struct sunxi_desc_pin sun9i_a80_r_pins[] = { + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 0), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x3, "s_uart"), /* TX */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 0)), /* PL_EINT0 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 1), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x3, "s_uart"), /* RX */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 1)), /* PL_EINT1 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 2), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x3, "s_jtag"), /* TMS */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 2)), /* PL_EINT2 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 3), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x3, "s_jtag"), /* TCK */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 3)), /* PL_EINT3 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 4), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x3, "s_jtag"), /* TDO */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 4)), /* PL_EINT4 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 5), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x3, "s_jtag"), /* TDI */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 5)), /* PL_EINT5 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 6), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x3, "s_cir_rx"), + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 6)), /* PL_EINT6 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 7), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x3, "1wire"), + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 7)), /* PL_EINT7 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 8), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x2, "s_ps2"), /* SCK1 */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 8)), /* PL_EINT8 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(L, 9), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x2, "s_ps2"), /* SDA1 */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 9)), /* PL_EINT9 */ + + /* Hole */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 0), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION_IRQ_BANK(0x6, 1, 0)), /* PM_EINT0 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 1), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION_IRQ_BANK(0x6, 1, 1)), /* PM_EINT1 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 2), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION_IRQ_BANK(0x6, 1, 2)), /* PM_EINT2 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 3), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION_IRQ_BANK(0x6, 1, 3)), /* PM_EINT3 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 4), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x3, "s_i2s1"), /* LRCKR */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 1, 4)), /* PM_EINT4 */ + + /* Hole */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 8), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x3, "s_i2c1"), /* SCK */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 1, 8)), /* PM_EINT8 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 9), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x3, "s_i2c1"), /* SDA */ + SUNXI_FUNCTION_IRQ_BANK(0x6, 1, 9)), /* PM_EINT9 */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 10), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x2, "s_i2s0"), /* MCLK */ + SUNXI_FUNCTION(0x3, "s_i2s1")), /* MCLK */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 11), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x2, "s_i2s0"), /* BCLK */ + SUNXI_FUNCTION(0x3, "s_i2s1")), /* BCLK */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 12), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x2, "s_i2s0"), /* LRCK */ + SUNXI_FUNCTION(0x3, "s_i2s1")), /* LRCK */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 13), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x2, "s_i2s0"), /* DIN */ + SUNXI_FUNCTION(0x3, "s_i2s1")), /* DIN */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 14), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x2, "s_i2s0"), /* DOUT */ + SUNXI_FUNCTION(0x3, "s_i2s1")), /* DOUT */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(M, 15), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION_IRQ_BANK(0x6, 1, 15)), /* PM_EINT15 */ + + /* Hole */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(N, 0), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x2, "s_i2c0"), /* SCK */ + SUNXI_FUNCTION(0x3, "s_rsb")), /* SCK */ + SUNXI_PIN(SUNXI_PINCTRL_PIN(N, 1), + SUNXI_FUNCTION(0x0, "gpio_in"), + SUNXI_FUNCTION(0x1, "gpio_out"), + SUNXI_FUNCTION(0x2, "s_i2c0"), /* SDA */ + SUNXI_FUNCTION(0x3, "s_rsb")), /* SDA */ +}; + +static const struct sunxi_pinctrl_desc sun9i_a80_r_pinctrl_data = { + .pins = sun9i_a80_r_pins, + .npins = ARRAY_SIZE(sun9i_a80_r_pins), + .pin_base = PL_BASE, + .irq_banks = 2, +}; + +static int sun9i_a80_r_pinctrl_probe(struct platform_device *pdev) +{ + return sunxi_pinctrl_init(pdev, + &sun9i_a80_r_pinctrl_data); +} + +static const struct of_device_id sun9i_a80_r_pinctrl_match[] = { + { .compatible = "allwinner,sun9i-a80-r-pinctrl", }, + {} +}; +MODULE_DEVICE_TABLE(of, sun9i_a80_r_pinctrl_match); + +static struct platform_driver sun9i_a80_r_pinctrl_driver = { + .probe = sun9i_a80_r_pinctrl_probe, + .driver = { + .name = "sun9i-a80-r-pinctrl", + .owner = THIS_MODULE, + .of_match_table = sun9i_a80_r_pinctrl_match, + }, +}; +module_platform_driver(sun9i_a80_r_pinctrl_driver); + +MODULE_AUTHOR("Maxime Ripard