From: Russell King Date: Wed, 31 Aug 2016 07:49:48 +0000 (+0100) Subject: ARM: sa1100/nanoengine: convert to generic CF sockets X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=80c799dbf88d0b404e1304b469eb157e4e9e0fbf;p=openwrt%2Fstaging%2Fblogic.git ARM: sa1100/nanoengine: convert to generic CF sockets Convert nanoengine to use the generic CF socket support. Makefile fix from Arnd Bergmann . Signed-off-by: Russell King --- diff --git a/arch/arm/mach-sa1100/nanoengine.c b/arch/arm/mach-sa1100/nanoengine.c index f1cb3784d525..4d35258a7b32 100644 --- a/arch/arm/mach-sa1100/nanoengine.c +++ b/arch/arm/mach-sa1100/nanoengine.c @@ -12,6 +12,7 @@ */ #include +#include #include #include #include @@ -99,8 +100,30 @@ static void __init nanoengine_map_io(void) Ser2HSCR0 = 0; } +static struct gpiod_lookup_table nanoengine_pcmcia0_gpio_table = { + .dev_id = "sa11x0-pcmcia.0", + .table = { + GPIO_LOOKUP("gpio", 11, "ready", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 13, "detect", GPIO_ACTIVE_LOW), + GPIO_LOOKUP("gpio", 15, "reset", GPIO_ACTIVE_HIGH), + { }, + }, +}; + +static struct gpiod_lookup_table nanoengine_pcmcia1_gpio_table = { + .dev_id = "sa11x0-pcmcia.1", + .table = { + GPIO_LOOKUP("gpio", 12, "ready", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("gpio", 14, "detect", GPIO_ACTIVE_LOW), + GPIO_LOOKUP("gpio", 16, "reset", GPIO_ACTIVE_HIGH), + { }, + }, +}; + static void __init nanoengine_init(void) { + sa11x0_register_pcmcia(0, &nanoengine_pcmcia0_gpio_table); + sa11x0_register_pcmcia(1, &nanoengine_pcmcia1_gpio_table); sa11x0_register_mtd(&nanoengine_flash_data, nanoengine_flash_resources, ARRAY_SIZE(nanoengine_flash_resources)); } diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile index da31af9b3158..722871ac51b4 100644 --- a/drivers/pcmcia/Makefile +++ b/drivers/pcmcia/Makefile @@ -49,7 +49,6 @@ sa1100_cs-y += sa1100_generic.o sa1100_cs-$(CONFIG_SA1100_COLLIE) += pxa2xx_sharpsl.o sa1100_cs-$(CONFIG_SA1100_H3100) += sa1100_h3600.o sa1100_cs-$(CONFIG_SA1100_H3600) += sa1100_h3600.o -sa1100_cs-$(CONFIG_SA1100_NANOENGINE) += sa1100_nanoengine.o sa1100_cs-$(CONFIG_SA1100_SHANNON) += sa1100_shannon.o sa1100_cs-$(CONFIG_SA1100_SIMPAD) += sa1100_simpad.o diff --git a/drivers/pcmcia/sa1100_generic.c b/drivers/pcmcia/sa1100_generic.c index 110365e998b8..59a670f330b7 100644 --- a/drivers/pcmcia/sa1100_generic.c +++ b/drivers/pcmcia/sa1100_generic.c @@ -101,9 +101,6 @@ static int (*sa11x0_pcmcia_legacy_hw_init[])(struct device *dev) = { #if defined(CONFIG_SA1100_H3100) || defined(CONFIG_SA1100_H3600) pcmcia_h3600_init, #endif -#ifdef CONFIG_SA1100_NANOENGINE - pcmcia_nanoengine_init, -#endif #ifdef CONFIG_SA1100_SHANNON pcmcia_shannon_init, #endif diff --git a/drivers/pcmcia/sa1100_generic.h b/drivers/pcmcia/sa1100_generic.h index bce9e73a4651..1e255c173cd8 100644 --- a/drivers/pcmcia/sa1100_generic.h +++ b/drivers/pcmcia/sa1100_generic.h @@ -12,7 +12,6 @@ extern int pcmcia_freebird_init(struct device *); extern int pcmcia_gcplus_init(struct device *); extern int pcmcia_graphicsmaster_init(struct device *); extern int pcmcia_h3600_init(struct device *); -extern int pcmcia_nanoengine_init(struct device *); extern int pcmcia_pangolin_init(struct device *); extern int pcmcia_pfs168_init(struct device *); extern int pcmcia_shannon_init(struct device *); diff --git a/drivers/pcmcia/sa1100_nanoengine.c b/drivers/pcmcia/sa1100_nanoengine.c deleted file mode 100644 index 35c30ff41e81..000000000000 --- a/drivers/pcmcia/sa1100_nanoengine.c +++ /dev/null @@ -1,133 +0,0 @@ -/* - * drivers/pcmcia/sa1100_nanoengine.c - * - * PCMCIA implementation routines for BSI nanoEngine. - * - * In order to have a fully functional pcmcia subsystem in a BSE nanoEngine - * board you should carefully read this: - * http://cambuca.ldhs.cetuc.puc-rio.br/nanoengine/ - * - * Copyright (C) 2010 Marcelo Roberto Jimenez - * - * Based on original work for kernel 2.4 by - * Miguel Freitas - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include - -#include -#include - -#include "sa1100_generic.h" - -struct nanoengine_pins { - unsigned output_pins; - unsigned clear_outputs; - int gpio_rst; - int gpio_cd; - int gpio_rdy; -}; - -static struct nanoengine_pins nano_skts[] = { - { - .gpio_rst = GPIO_PC_RESET0, - .gpio_cd = GPIO_PC_CD0, - .gpio_rdy = GPIO_PC_READY0, - }, { - .gpio_rst = GPIO_PC_RESET1, - .gpio_cd = GPIO_PC_CD1, - .gpio_rdy = GPIO_PC_READY1, - } -}; - -unsigned num_nano_pcmcia_sockets = ARRAY_SIZE(nano_skts); - -static int nanoengine_pcmcia_hw_init(struct soc_pcmcia_socket *skt) -{ - unsigned i = skt->nr; - int ret; - - if (i >= num_nano_pcmcia_sockets) - return -ENXIO; - - ret = gpio_request_one(nano_skts[i].gpio_rst, GPIOF_OUT_INIT_LOW, - i ? "PC RST1" : "PC RST0"); - if (ret) - return ret; - - skt->stat[SOC_STAT_CD].gpio = nano_skts[i].gpio_cd; - skt->stat[SOC_STAT_CD].name = i ? "PC CD1" : "PC CD0"; - skt->stat[SOC_STAT_RDY].gpio = nano_skts[i].gpio_rdy; - skt->stat[SOC_STAT_RDY].name = i ? "PC RDY1" : "PC RDY0"; - - return 0; -} - -static void nanoengine_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) -{ - gpio_free(nano_skts[skt->nr].gpio_rst); -} - -static int nanoengine_pcmcia_configure_socket( - struct soc_pcmcia_socket *skt, const socket_state_t *state) -{ - unsigned i = skt->nr; - - if (i >= num_nano_pcmcia_sockets) - return -ENXIO; - - gpio_set_value(nano_skts[skt->nr].gpio_rst, !!(state->flags & SS_RESET)); - - return 0; -} - -static void nanoengine_pcmcia_socket_state( - struct soc_pcmcia_socket *skt, struct pcmcia_state *state) -{ - unsigned i = skt->nr; - - if (i >= num_nano_pcmcia_sockets) - return; - - state->bvd1 = 1; - state->bvd2 = 1; - state->vs_3v = 1; /* Can only apply 3.3V */ - state->vs_Xv = 0; -} - -static struct pcmcia_low_level nanoengine_pcmcia_ops = { - .owner = THIS_MODULE, - - .hw_init = nanoengine_pcmcia_hw_init, - .hw_shutdown = nanoengine_pcmcia_hw_shutdown, - - .configure_socket = nanoengine_pcmcia_configure_socket, - .socket_state = nanoengine_pcmcia_socket_state, -}; - -int pcmcia_nanoengine_init(struct device *dev) -{ - int ret = -ENODEV; - - if (machine_is_nanoengine()) - ret = sa11xx_drv_pcmcia_probe( - dev, &nanoengine_pcmcia_ops, 0, 2); - - return ret; -} -