diff options
Diffstat (limited to 'target/linux/pxa/patches-2.6.21/018-modular-init-smc91x.patch')
| -rw-r--r-- | target/linux/pxa/patches-2.6.21/018-modular-init-smc91x.patch | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/target/linux/pxa/patches-2.6.21/018-modular-init-smc91x.patch b/target/linux/pxa/patches-2.6.21/018-modular-init-smc91x.patch deleted file mode 100644 index 993f30b..0000000 --- a/target/linux/pxa/patches-2.6.21/018-modular-init-smc91x.patch +++ /dev/null @@ -1,195 +0,0 @@ ---- a/drivers/net/Kconfig -+++ b/drivers/net/Kconfig -@@ -959,6 +959,12 @@ config SMC91X - module, say M here and read <file:Documentation/modules.txt> as well - as <file:Documentation/networking/net-modules.txt>. - -+config SMC91X_GUMSTIX -+ tristate -+ default m if SMC91X=m -+ default y if SMC91X=y -+ depends on SMC91X && ARCH_GUMSTIX -+ - config SMC9194 - tristate "SMC 9194 support" - depends on NET_VENDOR_SMC && (ISA || MAC && BROKEN) ---- a/drivers/net/Makefile -+++ b/drivers/net/Makefile -@@ -201,6 +201,7 @@ obj-$(CONFIG_PASEMI_MAC) += pasemi_mac.o - - obj-$(CONFIG_MACB) += macb.o - -+obj-$(CONFIG_SMC91X_GUMSTIX) += gumstix-smc91x.o - obj-$(CONFIG_ARM) += arm/ - obj-$(CONFIG_DEV_APPLETALK) += appletalk/ - obj-$(CONFIG_TR) += tokenring/ ---- a/drivers/net/smc91x.c -+++ b/drivers/net/smc91x.c -@@ -2373,6 +2373,10 @@ static struct platform_driver smc_driver - }, - }; - -+#ifdef CONFIG_ARCH_GUMSTIX -+extern void gumstix_smc91x_load(void); -+#endif -+ - static int __init smc_init(void) - { - #ifdef MODULE -@@ -2384,6 +2388,10 @@ static int __init smc_init(void) - #endif - #endif - -+#ifdef CONFIG_ARCH_GUMSTIX -+ gumstix_smc91x_load(); -+#endif -+ - return platform_driver_register(&smc_driver); - } - ---- /dev/null -+++ b/drivers/net/gumstix-smc91x.c -@@ -0,0 +1,143 @@ -+/* -+ * Gumstix SMC91C111 chip intialization driver -+ * -+ * Author: Craig Hughes -+ * Created: December 9, 2004 -+ * Copyright: (C) 2004 Craig Hughes -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ */ -+ -+#include <linux/module.h> -+#include <linux/ioport.h> -+#include <linux/device.h> -+#include <linux/platform_device.h> -+#include <linux/delay.h> -+ -+#include <asm/hardware.h> -+#include <asm/arch/pxa-regs.h> -+#include <asm/delay.h> -+ -+#include <asm/arch/gumstix.h> -+ -+#define SMC_DEBUG 0 -+#include <asm/io.h> -+#include "smc91x.h" -+ -+static struct resource gumstix_smc91x0_resources[] = { -+ [0] = { -+ .name = "smc91x-regs", -+ .start = PXA_CS1_PHYS + 0x00000300, -+ .end = PXA_CS1_PHYS + 0x000fffff, -+ .flags = IORESOURCE_MEM, -+ }, -+ [1] = { -+ .start = GUMSTIX_ETH0_IRQ, -+ .end = GUMSTIX_ETH0_IRQ, -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static struct resource gumstix_smc91x1_resources[] = { -+ [0] = { -+ .name = "smc91x-regs", -+ .start = PXA_CS2_PHYS + 0x00000300, -+ .end = PXA_CS2_PHYS + 0x000fffff, -+ .flags = IORESOURCE_MEM, -+ }, -+ [1] = { -+ .start = GUMSTIX_ETH1_IRQ, -+ .end = GUMSTIX_ETH1_IRQ, -+ .flags = IORESOURCE_IRQ, -+ }, -+}; -+ -+static struct platform_device gumstix_smc91x0_device = { -+ .name = "smc91x", -+ .id = 0, -+ .num_resources = ARRAY_SIZE(gumstix_smc91x0_resources), -+ .resource = gumstix_smc91x0_resources, -+}; -+ -+static struct platform_device gumstix_smc91x1_device = { -+ .name = "smc91x", -+ .id = 1, -+ .num_resources = ARRAY_SIZE(gumstix_smc91x1_resources), -+ .resource = gumstix_smc91x1_resources, -+}; -+ -+static struct platform_device *smc91x_devices[] = { -+ &gumstix_smc91x0_device, -+ &gumstix_smc91x1_device, -+}; -+ -+/* First we're going to test if there's a 2nd SMC91C111, and if not, then we'll free up those resources and the GPIO lines -+ * that it would otherwise use. We have no choice but to probe by doing: -+ * Set nCS2 to CS2 mode -+ * Set the reset line to GPIO out mode, and pull it high, then drop it low (to trigger reset) -+ * Read from the memory space to check for the sentinel sequence identifying a likely SMC91C111 device -+ */ -+int __init gumstix_smc91x_init(void) -+{ -+ unsigned int val, num_devices=ARRAY_SIZE(smc91x_devices); -+ void *ioaddr; -+ -+ /* Set up nPWE */ -+ pxa_gpio_mode(GPIO49_nPWE_MD); -+ -+ pxa_gpio_mode(GPIO78_nCS_2_MD); -+ // If either if statement fails, then we'll drop out and turn_off_eth1, -+ // if both succeed, then we'll skip that and just proceed with 2 cards -+ if(request_mem_region(gumstix_smc91x1_resources[0].start, SMC_IO_EXTENT, "smc91x probe")) -+ { -+ ioaddr = ioremap(gumstix_smc91x1_resources[0].start, SMC_IO_EXTENT); -+ val = ioread16(ioaddr + BANK_SELECT); -+ iounmap(ioaddr); -+ release_mem_region(gumstix_smc91x1_resources[0].start, SMC_IO_EXTENT); -+ if ((val & 0xFF00) == 0x3300) { -+ goto proceed; -+ } -+ } -+ -+turn_off_eth1: -+ // This is apparently not an SMC91C111 -+ // So, let's decrement the number of devices to request, and reset the GPIO lines to GPIO IN mode -+ num_devices--; -+ smc91x_devices[1] = NULL; -+ pxa_gpio_mode(78 | GPIO_IN); -+ -+proceed: -+ pxa_gpio_mode(GPIO15_nCS_1_MD); -+ -+ if(smc91x_devices[1]) pxa_gpio_mode(GPIO_GUMSTIX_ETH1_RST_MD); -+ pxa_gpio_mode(GPIO_GUMSTIX_ETH0_RST_MD); -+ if(smc91x_devices[1]) GPSR(GPIO_GUMSTIX_ETH1_RST) = GPIO_bit(GPIO_GUMSTIX_ETH1_RST); -+ GPSR(GPIO_GUMSTIX_ETH0_RST) = GPIO_bit(GPIO_GUMSTIX_ETH0_RST); -+ udelay(1); // Hold RESET for at least 100ns -+ if(smc91x_devices[1]) GPCR(GPIO_GUMSTIX_ETH1_RST) = GPIO_bit(GPIO_GUMSTIX_ETH1_RST); -+ GPCR(GPIO_GUMSTIX_ETH0_RST) = GPIO_bit(GPIO_GUMSTIX_ETH0_RST); -+ msleep(50); -+ -+ return platform_add_devices(smc91x_devices, num_devices); -+} -+ -+void __exit gumstix_smc91x_exit(void) -+{ -+ if(smc91x_devices[1] != NULL) platform_device_unregister(&gumstix_smc91x1_device); -+ platform_device_unregister(&gumstix_smc91x0_device); -+} -+ -+void gumstix_smc91x_load(void) {} -+EXPORT_SYMBOL(gumstix_smc91x_load); -+ -+module_init(gumstix_smc91x_init); -+module_exit(gumstix_smc91x_exit); -+ -+MODULE_LICENSE("GPL"); -+MODULE_AUTHOR("Craig Hughes <craig@gumstix.com>"); -+MODULE_DESCRIPTION("Gumstix board SMC91C111 chip initialization driver"); -+MODULE_VERSION("1:0.1"); |