diff options
Diffstat (limited to 'recipes/linux/linux-gumstix-2.6.15/compact-flash.patch')
| -rw-r--r-- | recipes/linux/linux-gumstix-2.6.15/compact-flash.patch | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/recipes/linux/linux-gumstix-2.6.15/compact-flash.patch b/recipes/linux/linux-gumstix-2.6.15/compact-flash.patch new file mode 100644 index 0000000000..c3913a23df --- /dev/null +++ b/recipes/linux/linux-gumstix-2.6.15/compact-flash.patch @@ -0,0 +1,171 @@ +Index: linux-2.6.15gum/drivers/pcmcia/Makefile +=================================================================== +--- linux-2.6.15gum.orig/drivers/pcmcia/Makefile ++++ linux-2.6.15gum/drivers/pcmcia/Makefile +@@ -68,4 +68,4 @@ + pxa2xx_cs-$(CONFIG_ARCH_LUBBOCK) += pxa2xx_lubbock.o sa1111_generic.o + pxa2xx_cs-$(CONFIG_MACH_MAINSTONE) += pxa2xx_mainstone.o + pxa2xx_cs-$(CONFIG_PXA_SHARPSL) += pxa2xx_sharpsl.o +- ++pxa2xx_cs-$(CONFIG_ARCH_GUMSTIX) += pxa2xx_gumstix.o +Index: linux-2.6.15gum/drivers/pcmcia/pxa2xx_gumstix.c +--- /dev/null ++++ linux-2.6.15gum/drivers/pcmcia/pxa2xx_gumstix.c +@@ -0,0 +1,157 @@ ++/* ++ * linux/drivers/pcmcia/pxa2xx_gumstix.c ++ * ++ * Gumstix PCMCIA specific routines. Based on Mainstone ++ * ++ * Copyright 2004, Craig Hughes <craig@gumstix.com> ++ * ++ * 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 <linux/module.h> ++#include <linux/init.h> ++#include <linux/kernel.h> ++#include <linux/errno.h> ++#include <linux/interrupt.h> ++#include <linux/device.h> ++#include <linux/platform_device.h> ++ ++#include <pcmcia/ss.h> ++ ++#include <asm/hardware.h> ++#include <asm/delay.h> ++#include <asm/arch/pxa-regs.h> ++#include <asm/irq.h> ++ ++#include <asm/arch/gumstix.h> ++ ++#include "soc_common.h" ++ ++static struct pcmcia_irqs irqs[] = { ++ { 0, GUMSTIX_nPCD1_IRQ, "CF nCD" }, ++ { 0, GUMSTIX_nSTSCHG_IRQ, "CF nSTSCHG" }, ++}; ++ ++static int gumstix_pcmcia_hw_init(struct soc_pcmcia_socket *skt) ++{ ++ pxa_gpio_mode(GPIO8_RESET_MD); ++ GPSR(GPIO8_RESET) = GPIO_bit(GPIO8_RESET); ++ udelay(50); ++ GPCR(GPIO8_RESET) = GPIO_bit(GPIO8_RESET); ++ ++ pxa_gpio_mode(GPIO4_nBVD1_MD); ++ pxa_gpio_mode(GPIO36_nBVD2_MD); ++ pxa_gpio_mode(GPIO11_nPCD1_MD); ++ pxa_gpio_mode(GPIO26_PRDY_nBSY0_MD); ++ ++ /* ++ * Setup default state of GPIO outputs ++ * before we enable them as outputs. ++ */ ++ GPSR(GPIO48_nPOE) = ++ GPIO_bit(GPIO48_nPOE) | ++ GPIO_bit(GPIO49_nPWE) | ++ GPIO_bit(GPIO50_nPIOR) | ++ GPIO_bit(GPIO51_nPIOW) | ++ GPIO_bit(GPIO52_nPCE_1) | ++ GPIO_bit(GPIO53_nPCE_2); ++ ++ pxa_gpio_mode(GPIO48_nPOE_MD); ++ pxa_gpio_mode(GPIO49_nPWE_MD); ++ pxa_gpio_mode(GPIO50_nPIOR_MD); ++ pxa_gpio_mode(GPIO51_nPIOW_MD); ++ pxa_gpio_mode(GPIO52_nPCE_1_MD); ++ pxa_gpio_mode(GPIO53_nPCE_2_MD); ++ pxa_gpio_mode(GPIO54_pSKTSEL_MD); ++ pxa_gpio_mode(GPIO55_nPREG_MD); ++ pxa_gpio_mode(GPIO56_nPWAIT_MD); ++ pxa_gpio_mode(GPIO57_nIOIS16_MD); ++ ++ skt->irq = GUMSTIX_PRDY_nBSY0_IRQ; ++ ++ return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); ++} ++ ++static void gumstix_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) ++{ ++ soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs)); ++} ++ ++static unsigned long gum_pcmcia_status; ++ ++static void gumstix_pcmcia_socket_state(struct soc_pcmcia_socket *skt, ++ struct pcmcia_state *state) ++{ ++ state->detect = !(GPLR(GPIO11_nPCD1) & GPIO_bit(GPIO11_nPCD1)); ++ state->ready = !!(GPLR(GPIO26_PRDY_nBSY0) & GPIO_bit(GPIO26_PRDY_nBSY0)); ++ state->bvd1 = !!(GPLR(GPIO4_nBVD1) & GPIO_bit(GPIO4_nBVD1)); ++ state->bvd2 = 1; ++ state->vs_3v = 0; ++ state->vs_Xv = 0; ++ state->wrprot = 0; ++} ++ ++static int gumstix_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, ++ const socket_state_t *state) ++{ ++ return 0; ++} ++ ++static void gumstix_pcmcia_socket_init(struct soc_pcmcia_socket *skt) ++{ ++ soc_pcmcia_enable_irqs(skt, irqs, ARRAY_SIZE(irqs)); ++} ++ ++static void gumstix_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) ++{ ++ soc_pcmcia_disable_irqs(skt, irqs, ARRAY_SIZE(irqs)); ++} ++ ++static struct pcmcia_low_level gumstix_pcmcia_ops = { ++ .owner = THIS_MODULE, ++ .hw_init = gumstix_pcmcia_hw_init, ++ .hw_shutdown = gumstix_pcmcia_hw_shutdown, ++ .socket_state = gumstix_pcmcia_socket_state, ++ .configure_socket = gumstix_pcmcia_configure_socket, ++ .socket_init = gumstix_pcmcia_socket_init, ++ .socket_suspend = gumstix_pcmcia_socket_suspend, ++ .nr = 1, ++}; ++ ++static struct platform_device *gumstix_pcmcia_device; ++ ++static int __init gumstix_pcmcia_init(void) ++{ ++ int ret; ++ ++ gumstix_pcmcia_device = kmalloc(sizeof(*gumstix_pcmcia_device), GFP_KERNEL); ++ if (!gumstix_pcmcia_device) ++ return -ENOMEM; ++ memset(gumstix_pcmcia_device, 0, sizeof(*gumstix_pcmcia_device)); ++ gumstix_pcmcia_device->name = "pxa2xx-pcmcia"; ++ gumstix_pcmcia_device->dev.platform_data = &gumstix_pcmcia_ops; ++ ++ ret = platform_device_register(gumstix_pcmcia_device); ++ if (ret) ++ kfree(gumstix_pcmcia_device); ++ ++ return ret; ++} ++ ++static void __exit gumstix_pcmcia_exit(void) ++{ ++ /* ++ * This call is supposed to free our gumstix_pcmcia_device. ++ * Unfortunately platform_device don't have a free method, and ++ * we can't assume it's free of any reference at this point so we ++ * can't free it either. ++ */ ++ platform_device_unregister(gumstix_pcmcia_device); ++} ++ ++fs_initcall(gumstix_pcmcia_init); ++module_exit(gumstix_pcmcia_exit); ++ ++MODULE_LICENSE("GPL"); |