From patchwork Mon Aug 29 10:26:03 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 9303499 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B42E86077C for ; Mon, 29 Aug 2016 10:38:14 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A340F2872E for ; Mon, 29 Aug 2016 10:38:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9809D28823; Mon, 29 Aug 2016 10:38:14 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.1 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,T_DKIM_INVALID autolearn=ham version=3.3.1 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.wl.linuxfoundation.org (Postfix) with ESMTPS id 08F822872E for ; Mon, 29 Aug 2016 10:38:14 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1beJvs-000850-EM; Mon, 29 Aug 2016 10:36:48 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:3201:214:fdff:fe10:1be6]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1beJu2-00042x-79 for linux-arm-kernel@lists.infradead.org; Mon, 29 Aug 2016 10:35:07 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2014; h=Date:Sender:Message-Id:Content-Type:Content-Transfer-Encoding:MIME-Version:Subject:Cc:To:From:References:In-Reply-To; bh=wX16gs4M+N87yFVLiorkACYnzG3McS3B3gqigvpc08I=; b=QmfUVXVThhr1mgmxixfO5Eh1bAAb2xnErwDuX487FJmr1lJDgFH9anly8eCwNlTCRCA6aZaknpuIwEAaxihFRJnC0Dy0MgZ8kXxI+GMWRB+wNFbZIcuYKmNWeJ9lxdaMu4+4+21rwaQFn5ZUh6jVkuSA/biqMsXdyerfatUYMzQ=; Received: from e0022681537dd.dyn.armlinux.org.uk ([2002:4e20:1eda:1:222:68ff:fe15:37dd]:53740 helo=rmk-PC.armlinux.org.uk) by pandora.armlinux.org.uk with esmtpsa (TLSv1:AES128-SHA:128) (Exim 4.82_1-5b7a7c0-XX) (envelope-from ) id 1beJlV-0003ff-2V; Mon, 29 Aug 2016 11:26:05 +0100 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.82_1-5b7a7c0-XX) (envelope-from ) id 1beJlT-0000nx-DC; Mon, 29 Aug 2016 11:26:03 +0100 In-Reply-To: <20160829102328.GA28796@n2100.armlinux.org.uk> References: <20160829102328.GA28796@n2100.armlinux.org.uk> From: Russell King To: linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org, linux-pcmcia@lists.infradead.org Subject: [PATCH 23/33] ARM: sa1100/cerf: convert to generic CF sockets MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Mon, 29 Aug 2016 11:26:03 +0100 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160829_033455_018409_DF67F220 X-CRM114-Status: GOOD ( 15.68 ) 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: Alexandre Courbot , Linus Walleij , Haojian Zhuang , Kristoffer Ericson , Robert Jarzmik , Daniel Mack Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Convert Cerf to use the generic CF socket support. Signed-off-by: Russell King --- arch/arm/mach-sa1100/cerf.c | 18 +++++++-- drivers/pcmcia/Makefile | 1 - drivers/pcmcia/sa1100_cerf.c | 85 ----------------------------------------- drivers/pcmcia/sa1100_generic.c | 3 -- drivers/pcmcia/sa1100_generic.h | 1 - 5 files changed, 15 insertions(+), 93 deletions(-) delete mode 100644 drivers/pcmcia/sa1100_cerf.c diff --git a/arch/arm/mach-sa1100/cerf.c b/arch/arm/mach-sa1100/cerf.c index 2d25ececb415..b2a4b41626ef 100644 --- a/arch/arm/mach-sa1100/cerf.c +++ b/arch/arm/mach-sa1100/cerf.c @@ -11,6 +11,7 @@ */ #include +#include #include #include #include @@ -45,6 +46,19 @@ static struct platform_device cerfuart2_device = { .resource = cerfuart2_resources, }; +/* Compact Flash */ +static struct gpiod_lookup_table cerf_cf_gpio_table = { + .dev_id = "sa11x0-pcmcia.1", + .table = { + GPIO_LOOKUP("gpio", 19, "bvd2", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 20, "bvd1", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 21, "reset", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 22, "ready", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 23, "detect", GPIO_ACTIVE_LOW), + { }, + }, +}; + /* LEDs */ struct gpio_led cerf_gpio_leds[] = { { @@ -151,9 +165,6 @@ static void __init cerf_map_io(void) sa1100_register_uart(0, 3); sa1100_register_uart(1, 2); /* disable this and the uart2 device for sa1100_fir */ sa1100_register_uart(2, 1); - - /* set some GPDR bits here while it's safe */ - GPDR |= CERF_GPIO_CF_RESET; } static struct mcp_plat_data cerf_mcp_data = { @@ -167,6 +178,7 @@ static void __init cerf_init(void) platform_add_devices(cerf_devices, ARRAY_SIZE(cerf_devices)); sa11x0_register_mtd(&cerf_flash_data, &cerf_flash_resource, 1); sa11x0_register_mcp(&cerf_mcp_data); + sa11x0_register_pcmcia(1, &cerf_cf_gpio_table); } MACHINE_START(CERF, "Intrinsyc CerfBoard/CerfCube") diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile index f2f614abc470..dc6a568e7967 100644 --- a/drivers/pcmcia/Makefile +++ b/drivers/pcmcia/Makefile @@ -46,7 +46,6 @@ sa1111_cs-$(CONFIG_SA1100_JORNADA720) += sa1111_jornada720.o sa1111_cs-$(CONFIG_ARCH_LUBBOCK) += sa1111_lubbock.o sa1100_cs-y += sa1100_generic.o -sa1100_cs-$(CONFIG_SA1100_CERF) += sa1100_cerf.o sa1100_cs-$(CONFIG_SA1100_COLLIE) += pxa2xx_sharpsl.o sa1100_cs-$(CONFIG_SA1100_H3100) += sa1100_h3600.o sa1100_cs-$(CONFIG_SA1100_H3600) += sa1100_h3600.o diff --git a/drivers/pcmcia/sa1100_cerf.c b/drivers/pcmcia/sa1100_cerf.c deleted file mode 100644 index c3f67363f6a1..000000000000 --- a/drivers/pcmcia/sa1100_cerf.c +++ /dev/null @@ -1,85 +0,0 @@ -/* - * drivers/pcmcia/sa1100_cerf.c - * - * PCMCIA implementation routines for CerfBoard - * Based off the Assabet. - * - */ -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include "sa1100_generic.h" - -#define CERF_SOCKET 1 - -static int cerf_pcmcia_hw_init(struct soc_pcmcia_socket *skt) -{ - int ret; - - ret = gpio_request_one(CERF_GPIO_CF_RESET, GPIOF_OUT_INIT_LOW, "CF_RESET"); - if (ret) - return ret; - - skt->stat[SOC_STAT_CD].gpio = CERF_GPIO_CF_CD; - skt->stat[SOC_STAT_CD].name = "CF_CD"; - skt->stat[SOC_STAT_BVD1].gpio = CERF_GPIO_CF_BVD1; - skt->stat[SOC_STAT_BVD1].name = "CF_BVD1"; - skt->stat[SOC_STAT_BVD2].gpio = CERF_GPIO_CF_BVD2; - skt->stat[SOC_STAT_BVD2].name = "CF_BVD2"; - skt->stat[SOC_STAT_RDY].gpio = CERF_GPIO_CF_IRQ; - skt->stat[SOC_STAT_RDY].name = "CF_IRQ"; - - return 0; -} - -static void cerf_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) -{ - gpio_free(CERF_GPIO_CF_RESET); -} - -static int -cerf_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, - const socket_state_t *state) -{ - switch (state->Vcc) { - case 0: - case 50: - case 33: - break; - - default: - printk(KERN_ERR "%s(): unrecognized Vcc %u\n", - __func__, state->Vcc); - return -1; - } - - gpio_set_value(CERF_GPIO_CF_RESET, !!(state->flags & SS_RESET)); - - return 0; -} - -static struct pcmcia_low_level cerf_pcmcia_ops = { - .owner = THIS_MODULE, - .hw_init = cerf_pcmcia_hw_init, - .hw_shutdown = cerf_pcmcia_hw_shutdown, - .socket_state = soc_common_cf_socket_state, - .configure_socket = cerf_pcmcia_configure_socket, -}; - -int pcmcia_cerf_init(struct device *dev) -{ - int ret = -ENODEV; - - if (machine_is_cerf()) - ret = sa11xx_drv_pcmcia_probe(dev, &cerf_pcmcia_ops, CERF_SOCKET, 1); - - return ret; -} diff --git a/drivers/pcmcia/sa1100_generic.c b/drivers/pcmcia/sa1100_generic.c index 00746fef4453..83b365f060ea 100644 --- a/drivers/pcmcia/sa1100_generic.c +++ b/drivers/pcmcia/sa1100_generic.c @@ -115,9 +115,6 @@ static struct pcmcia_low_level sa11x0_ops = { int __init pcmcia_collie_init(struct device *dev); static int (*sa11x0_pcmcia_legacy_hw_init[])(struct device *dev) = { -#ifdef CONFIG_SA1100_CERF - pcmcia_cerf_init, -#endif #if defined(CONFIG_SA1100_H3100) || defined(CONFIG_SA1100_H3600) pcmcia_h3600_init, #endif diff --git a/drivers/pcmcia/sa1100_generic.h b/drivers/pcmcia/sa1100_generic.h index 92e0010b4ded..3f5495957ca5 100644 --- a/drivers/pcmcia/sa1100_generic.h +++ b/drivers/pcmcia/sa1100_generic.h @@ -6,7 +6,6 @@ */ extern int pcmcia_adsbitsy_init(struct device *); extern int pcmcia_badge4_init(struct device *); -extern int pcmcia_cerf_init(struct device *); extern int pcmcia_flexanet_init(struct device *); extern int pcmcia_freebird_init(struct device *); extern int pcmcia_gcplus_init(struct device *);