diff options
Diffstat (limited to 'packages/linux/linux-ezx-2.6.21/patches/ezx-emu.patch')
| -rwxr-xr-x | packages/linux/linux-ezx-2.6.21/patches/ezx-emu.patch | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/packages/linux/linux-ezx-2.6.21/patches/ezx-emu.patch b/packages/linux/linux-ezx-2.6.21/patches/ezx-emu.patch new file mode 100755 index 0000000000..94581d4531 --- /dev/null +++ b/packages/linux/linux-ezx-2.6.21/patches/ezx-emu.patch @@ -0,0 +1,313 @@ +Index: linux-2.6.21/arch/arm/mach-pxa/ezx-emu.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ linux-2.6.21/arch/arm/mach-pxa/ezx-emu.c 2007-06-02 20:32:34.000000000 -0300 +@@ -0,0 +1,215 @@ ++/* ++ * EMU Driver for Motorola EZX phones ++ * ++ * Copyright (c) 2007 Daniel Ribeiro <drwyrm@gmail.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/kernel.h> ++#include <linux/interrupt.h> ++#include <linux/module.h> ++#include <linux/platform_device.h> ++ ++#include <asm/arch/hardware.h> ++#include <asm/arch/pxa-regs.h> ++#include <asm/arch/ezx.h> ++#include <asm/arch/ezx-pcap.h> ++#include <asm/arch/udc.h> ++ ++static struct pxa2xx_udc_mach_info ezx_udc_info; ++extern int ezx_pcap_bit_set(u_int32_t, u_int8_t); ++extern int ezx_pcap_read_bit(u_int32_t); ++ ++#if defined CONFIG_EZX_EMU_USB ++#define emu_switch_to_default() emu_switch_to_usb() ++#elif defined CONFIG_EZX_EMU_UART ++#define emu_switch_to_default() emu_switch_to_uart() ++#else ++#define emu_switch_to_default() emu_switch_to_nothing() ++#endif ++ ++void emu_switch_to_usb(void) ++{ ++ pxa_gpio_mode(GPIO34_USB_P2_2_MD); ++ pxa_gpio_mode(GPIO35_USB_P2_1_MD); ++ pxa_gpio_mode(GPIO36_USB_P2_4_MD); ++ pxa_gpio_mode(GPIO39_USB_P2_6_MD); ++ pxa_gpio_mode(GPIO40_USB_P2_5_MD); ++ pxa_gpio_mode(GPIO53_USB_P2_3_MD); ++ UP2OCR = 0x02000000; ++ ezx_pcap_bit_set(SSP_PCAP_ADJ_BIT_BUSCTRL_RS232ENB, 1); ++ ezx_pcap_bit_set(SSP_PCAP_ADJ_BIT_BUSCTRL_FSENB, 0); ++ ezx_pcap_bit_set(SSP_PCAP_ADJ_BIT_BUSCTRL_VUSB_EN, 1); ++ clr_GPIO(GPIO_EMU_MUX1); ++ clr_GPIO(GPIO_EMU_MUX2); ++} ++ ++void emu_switch_to_uart(void) ++{ ++ ezx_pcap_bit_set(SSP_PCAP_ADJ_BIT_BUSCTRL_VUSB_EN,0); ++ ezx_pcap_bit_set(SSP_PCAP_ADJ_BIT_BUSCTRL_RS232ENB, 0); ++ ezx_pcap_bit_set(SSP_PCAP_ADJ_BIT_BUSCTRL_RS232_DIR, 1); ++ set_GPIO(GPIO39_FFTXD); ++ pxa_gpio_mode(GPIO34_TXENB | GPIO_OUT); ++ set_GPIO(GPIO34_TXENB); ++ pxa_gpio_mode(GPIO35_XRXD | GPIO_IN); ++ pxa_gpio_mode(GPIO36_VMOUT | GPIO_IN); ++ pxa_gpio_mode(GPIO40_VPIN | GPIO_IN); ++ pxa_gpio_mode(GPIO39_FFTXD_MD); ++ pxa_gpio_mode(GPIO53_FFRXD_MD); ++ CKEN |= CKEN6_FFUART; ++ clr_GPIO(GPIO_EMU_MUX1); ++ clr_GPIO(GPIO_EMU_MUX2); ++ ++} ++ ++void emu_switch_to_audio(int stereo) ++{ ++ clr_GPIO(GPIO39_VPOUT); ++ if (stereo) { ++ pxa_gpio_mode(GPIO34_TXENB | GPIO_IN); ++ clr_GPIO(GPIO39_VPOUT); ++ } else { ++ pxa_gpio_mode(GPIO34_TXENB | GPIO_OUT); ++ set_GPIO(GPIO34_TXENB); ++ } ++ ++ pxa_gpio_mode(GPIO35_XRXD | GPIO_IN); ++ pxa_gpio_mode(GPIO36_VMOUT | GPIO_IN); ++ pxa_gpio_mode(GPIO39_VPOUT | GPIO_IN); ++ pxa_gpio_mode(GPIO40_VPIN | GPIO_IN); ++ pxa_gpio_mode(GPIO53_VMIN | GPIO_IN); ++ set_GPIO(GPIO_EMU_MUX1); ++ if (stereo) ++ set_GPIO(GPIO_EMU_MUX2); ++ else ++ clr_GPIO(GPIO_EMU_MUX2); ++} ++ ++void emu_switch_to_nothing(void) ++{ ++ ezx_pcap_bit_set(SSP_PCAP_ADJ_BIT_BUSCTRL_VUSB_EN, 0); ++ ezx_pcap_bit_set(SSP_PCAP_ADJ_BIT_BUSCTRL_RS232ENB, 1); ++ pxa_gpio_mode(GPIO34_TXENB | GPIO_OUT); ++ set_GPIO(GPIO34_TXENB); ++ pxa_gpio_mode(GPIO35_XRXD | GPIO_IN); ++ pxa_gpio_mode(GPIO36_VMOUT | GPIO_IN); ++ pxa_gpio_mode(GPIO39_VPOUT | GPIO_IN); ++ pxa_gpio_mode(GPIO40_VPIN | GPIO_IN); ++ pxa_gpio_mode(GPIO53_VMIN | GPIO_IN); ++} ++ ++ ++static irqreturn_t emu_irq(int irq, void *data) ++{ ++ switch (irq) { ++ case EZX_IRQ_USB4V: ++ if(ezx_pcap_read_bit(SSP_PCAP_ADJ_BIT_PSTAT_USBDET_4V)) ++ emu_switch_to_default(); ++ break; ++ case EZX_IRQ_USB1V: ++ if(!ezx_pcap_read_bit(SSP_PCAP_ADJ_BIT_PSTAT_USBDET_1V)) ++ emu_switch_to_nothing(); ++ break; ++ } ++ ++ return IRQ_HANDLED; ++} ++ ++static int __init ezx_emu_probe(struct platform_device *dev) ++{ ++ pxa_gpio_mode(GPIO_SNP_INT_IN | GPIO_IN); ++ pxa_gpio_mode(GPIO_EMU_MUX1 | GPIO_OUT); ++ pxa_gpio_mode(GPIO_EMU_MUX2 | GPIO_OUT); ++ ++ request_irq(EZX_IRQ_USB4V, &emu_irq, SA_INTERRUPT, "usb 4v", NULL); ++ request_irq(EZX_IRQ_USB1V, &emu_irq, SA_INTERRUPT, "usb 1v", NULL); ++ ++ pxa_set_udc_info(&ezx_udc_info); ++ ++ if(ezx_pcap_read_bit(SSP_PCAP_ADJ_BIT_PSTAT_USBDET_4V)) ++ emu_switch_to_default(); ++ else ++ emu_switch_to_nothing(); ++ ++ return 0; ++} ++ ++static int ezx_emu_remove(struct platform_device *dev) ++{ ++ free_irq(EZX_IRQ_USB4V, NULL); ++ free_irq(EZX_IRQ_USB1V, NULL); ++ ++ return 0; ++} ++ ++static int ezx_emu_suspend(struct platform_device *dev, pm_message_t state) ++{ ++ emu_switch_to_nothing(); ++ return 0; ++} ++ ++static int ezx_emu_resume(struct platform_device *dev) ++{ ++ emu_switch_to_default(); ++ return 0; ++} ++ ++/* USB Device Controller */ ++static int udc_connected_status; ++static void ezx_udc_command(int cmd) ++{ ++ switch (cmd) { ++ case PXA2XX_UDC_CMD_DISCONNECT: ++ printk(KERN_NOTICE "USB cmd disconnect\n"); ++ ezx_pcap_bit_set(SSP_PCAP_ADJ_BIT_BUSCTRL_USB_PU,0); ++ udc_connected_status = 0; ++ break; ++ case PXA2XX_UDC_CMD_CONNECT: ++ printk(KERN_NOTICE "USB cmd connect\n"); ++ ezx_pcap_bit_set(SSP_PCAP_ADJ_BIT_BUSCTRL_USB_PU,1); ++ udc_connected_status = 1; ++ break; ++ } ++} ++ ++static int ezx_udc_is_connected(void) ++{ ++ return udc_connected_status; ++} ++ ++static struct pxa2xx_udc_mach_info ezx_udc_info __initdata = { ++ .udc_is_connected = ezx_udc_is_connected, ++ .udc_command = ezx_udc_command, ++}; ++ ++static struct platform_driver ezxemu_driver = { ++ .probe = ezx_emu_probe, ++ .remove = ezx_emu_remove, ++ .suspend = ezx_emu_suspend, ++ .resume = ezx_emu_resume, ++ .driver = { ++ .name = "ezx-emu", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++int __init ezx_emu_init(void) ++{ ++ return platform_driver_register(&ezxemu_driver); ++} ++ ++void ezx_emu_fini(void) ++{ ++ return platform_driver_unregister(&ezxemu_driver); ++} ++ ++module_init(ezx_emu_init); ++module_exit(ezx_emu_fini); ++ ++MODULE_DESCRIPTION("Motorola Enchanced Mini Usb driver"); ++MODULE_AUTHOR("Daniel Ribeiro <drwyrm@gmail.com>"); ++MODULE_LICENSE("GPL"); +Index: linux-2.6.21/arch/arm/mach-pxa/Kconfig +=================================================================== +--- linux-2.6.21.orig/arch/arm/mach-pxa/Kconfig 2007-06-02 20:32:32.000000000 -0300 ++++ linux-2.6.21/arch/arm/mach-pxa/Kconfig 2007-06-02 20:32:34.000000000 -0300 +@@ -73,6 +73,7 @@ + + endchoice + ++ + endif + + if PXA_EZX +@@ -117,6 +118,28 @@ + config EZX_MCI_TF + bool + ++config EZX_EMU ++ bool "Motorola Enchanced Mini Usb" ++ depends on EZX_PCAP ++ ++if EZX_EMU ++ ++choice ++ prompt "Select default EMU mode" ++ ++config EZX_EMU_USB ++ bool "USB" ++ ++config EZX_EMU_UART ++ bool "UART" ++ ++config EZX_EMU_NOTHING ++ bool "nothing" ++ ++endchoice ++ ++endif ++ + endif + + endmenu +Index: linux-2.6.21/arch/arm/mach-pxa/ezx.c +=================================================================== +--- linux-2.6.21.orig/arch/arm/mach-pxa/ezx.c 2007-06-02 20:32:28.000000000 -0300 ++++ linux-2.6.21/arch/arm/mach-pxa/ezx.c 2007-06-02 20:32:34.000000000 -0300 +@@ -150,11 +150,35 @@ + .resource = ezxpcap_resources, + }; + ++/* EMU */ ++static struct resource ezxemu_resources[] = { ++ [0] = { ++ .start = EZX_IRQ_USB4V, ++ .end = EZX_IRQ_USB4V, ++ .flags = IORESOURCE_IRQ, ++ }, ++ [1] = { ++ .start = EZX_IRQ_USB1V, ++ .end = EZX_IRQ_USB1V, ++ .flags = IORESOURCE_IRQ, ++ }, ++}; ++ ++struct platform_device ezxemu_device = { ++ .name = "ezx-emu", ++ .id = -1, ++ .dev = { ++ .parent = &ezxpcap_device.dev, ++ }, ++ .num_resources = ARRAY_SIZE(ezxemu_resources), ++ .resource = ezxemu_resources, ++}; + + static struct platform_device *devices[] __initdata = { + &ezxssp_device, + &ezxbp_device, + &ezxpcap_device, ++ &ezxemu_device, + }; + + /* PM */ +Index: linux-2.6.21/arch/arm/mach-pxa/Makefile +=================================================================== +--- linux-2.6.21.orig/arch/arm/mach-pxa/Makefile 2007-06-02 20:32:28.000000000 -0300 ++++ linux-2.6.21/arch/arm/mach-pxa/Makefile 2007-06-02 20:32:34.000000000 -0300 +@@ -26,6 +26,7 @@ + obj-$(CONFIG_PXA_EZX_E6) += ezx-e6.o + obj-$(CONFIG_EZX_BP) += ezx-bp.o + obj-$(CONFIG_EZX_PCAP) += ezx-pcap.o ++obj-$(CONFIG_EZX_EMU) += ezx-emu.o + + # Support for blinky lights + led-y := leds.o |