| /* |
| * host_platform.c |
| * |
| * Copyright(c) 1998 - 2009 Texas Instruments. All rights reserved. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name Texas Instruments nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #include "tidef.h" |
| #include <linux/kernel.h> |
| #include <asm/io.h> |
| #include <mach/tc.h> |
| #include <linux/delay.h> |
| |
| #include "host_platform.h" |
| #include "ioctl_init.h" |
| #include "WlanDrvIf.h" |
| #include "Device1273.h" |
| |
| |
| #define OS_API_MEM_ADRR 0x0000000 |
| #define OS_API_REG_ADRR 0x300000 |
| #if 0 /* needed for first time new host ramp*/ |
| static void dump_omap_registers(void); |
| #endif |
| static void pad_config(unsigned long pad_addr, u32 andmask, u32 ormask) |
| { |
| int val; |
| u32 *addr; |
| |
| addr = (u32 *) ioremap(pad_addr, 4); |
| if (!addr) { |
| printk(KERN_ERR "OMAP3430_pad_config: ioremap failed with addr %lx\n", pad_addr); |
| return; |
| } |
| |
| val = __raw_readl(addr); |
| val &= andmask; |
| val |= ormask; |
| __raw_writel(val, addr); |
| |
| iounmap(addr); |
| } |
| |
| static int OMAP3430_TNETW_Power(int power_on) |
| { |
| if (power_on) { |
| gpio_set_value(PMENA_GPIO, 1); |
| } else { |
| gpio_set_value(PMENA_GPIO, 0); |
| } |
| |
| return 0; |
| } |
| |
| /*----------------------------------------------------------------------------- |
| |
| Routine Name: |
| |
| hPlatform_hardResetTnetw |
| |
| Routine Description: |
| |
| set the GPIO to low after awaking the TNET from ELP. |
| |
| Arguments: |
| |
| OsContext - our adapter context. |
| |
| |
| Return Value: |
| |
| None |
| |
| -----------------------------------------------------------------------------*/ |
| |
| int hPlatform_hardResetTnetw(void) |
| { |
| int err; |
| |
| /* Turn power OFF*/ |
| if ((err = OMAP3430_TNETW_Power(0)) == 0) |
| { |
| mdelay(500); |
| /* Turn power ON*/ |
| err = OMAP3430_TNETW_Power(1); |
| mdelay(50); |
| } |
| return err; |
| |
| } /* hPlatform_hardResetTnetw() */ |
| |
| /* Turn device power off */ |
| int hPlatform_DevicePowerOff (void) |
| { |
| int err; |
| |
| err = OMAP3430_TNETW_Power(0); |
| |
| mdelay(10); |
| |
| return err; |
| } |
| |
| |
| /* Turn device power off according to a given delay */ |
| int hPlatform_DevicePowerOffSetLongerDelay(void) |
| { |
| int err; |
| |
| err = OMAP3430_TNETW_Power(0); |
| |
| mdelay(SDIO_ATTEMPT_LONGER_DELAY_LINUX); |
| |
| return err; |
| } |
| |
| |
| /* Turn device power on */ |
| int hPlatform_DevicePowerOn (void) |
| { |
| int err; |
| |
| err = OMAP3430_TNETW_Power(1); |
| |
| /* New Power Up Sequence */ |
| mdelay(15); |
| err = OMAP3430_TNETW_Power(0); |
| mdelay(1); |
| |
| err = OMAP3430_TNETW_Power(1); |
| |
| /* Should not be changed, 50 msec cause failures */ |
| mdelay(70); |
| |
| return err; |
| } |
| |
| /*--------------------------------------------------------------------------------------*/ |
| |
| int hPlatform_Wlan_Hardware_Init(void *tnet_drv) |
| { |
| TWlanDrvIfObj *drv = tnet_drv; |
| |
| drv->irq = TNETW_IRQ; |
| |
| /* choose gpio 101, pull up */ |
| /* Setting MUX Mode 4 , Pull bits 0 */ |
| /* Should set (x is don't change): xxxx xxxx xxxx xxxx xxxx xxxx xxx1 1000 */ |
| pad_config(CONTROL_PADCONF_CAM_D1, 0xFFE0FFFF, 0x001C0000); |
| |
| /* choose gpio 162, pull up, activated */ |
| /* Setting MUX Mode 4 , Pull bits 3 */ |
| /* Should set (x is don't change): xxxx xxxx xxxx xxxx xxxx xxxx xxx1 1100 */ |
| pad_config(CONTROL_PADCONF_MCBSP1_CLKX, 0xFFFFFFF0, 0x0000011C); |
| |
| /* |
| * set pull up on all SDIO lines |
| * Setting MUX Mode of 0, and pull bits to 3 |
| */ |
| |
| /* set for mmc2_cmd - second half of the padconf register |
| * Should set (x is don't change): xxxx xxxx xxx1 1000 xxxx xxxx xxxx xxxx */ |
| pad_config(CONTROL_PADCONF_MMC3_CMD, 0xFFFFFFF0, 0x0000011B); |
| |
| pad_config(CONTROL_PADCONF_MMC3_CLK, 0xFFF0FFE0,0x001C011A); |
| |
| |
| /* set for mmc3_dat0 and dat1 - both parts of the padconf register |
| * Should set (x is don't change): xxxx xxxx xxx1 1000 xxxx xxxx xxx1 1000 */ |
| pad_config(CONTROL_PADCONF_MMC3_DAT0, 0xFFF0FFF0, 0x011A011A); |
| |
| pad_config(CONTROL_PADCONF_MMC3_DAT2, 0xFFFFFFF0, 0x0000011A); |
| |
| pad_config(CONTROL_PADCONF_MMC3_DAT3, 0xFFF0FFFF, 0x011A0000); |
| |
| #define CONTROL_PADCONF_MMC2_DAT4 0x48002164 /* set AE4 to mmc2_dat4 set AH3 to mmc2_dat5 */ |
| pad_config(CONTROL_PADCONF_MMC2_DAT4, 0xFFF0FFF0, 0x00180018); |
| |
| #define CONTROL_PADCONF_MMC2_DAT6 0x48002168 /* set AF3 to mmc2_dat6 set AE3 to mmc2_dat7 */ |
| pad_config(CONTROL_PADCONF_MMC2_DAT6, 0xFFF0FFF0, 0x00180018); |
| #if 0 /* needed for first time new host ramp*/ |
| dump_omap_registers(); |
| #endif |
| return 0; |
| } |
| |
| /*----------------------------------------------------------------------------- |
| |
| Routine Name: |
| |
| InitInterrupt |
| |
| Routine Description: |
| |
| this function init the interrupt to the Wlan ISR routine. |
| |
| Arguments: |
| |
| tnet_drv - Golbal Tnet driver pointer. |
| |
| |
| Return Value: |
| |
| status |
| |
| -----------------------------------------------------------------------------*/ |
| |
| int hPlatform_initInterrupt(void *tnet_drv, void* handle_add) |
| { |
| TWlanDrvIfObj *drv = tnet_drv; |
| int rc; |
| |
| if (drv->irq == 0 || handle_add == NULL) |
| { |
| print_err("hPlatform_initInterrupt() bad param drv->irq=%d handle_add=0x%x !!!\n",drv->irq,(int)handle_add); |
| return -EINVAL; |
| } |
| if ((rc = request_irq(drv->irq, handle_add, IRQF_TRIGGER_FALLING, drv->netdev->name, drv))) |
| { |
| print_err("TIWLAN: Failed to register interrupt handler\n"); |
| return rc; |
| } |
| return rc; |
| |
| } /* hPlatform_initInterrupt() */ |
| |
| /*--------------------------------------------------------------------------------------*/ |
| |
| void hPlatform_freeInterrupt(void *tnet_drv) |
| { |
| TWlanDrvIfObj *drv = tnet_drv; |
| |
| free_irq(drv->irq, drv); |
| } |
| |
| /**************************************************************************************** |
| * hPlatform_hwGetRegistersAddr() |
| **************************************************************************************** |
| DESCRIPTION: |
| |
| ARGUMENTS: |
| |
| RETURN: |
| |
| NOTES: |
| *****************************************************************************************/ |
| void *hPlatform_hwGetRegistersAddr(TI_HANDLE OsContext) |
| { |
| return (void*)OS_API_REG_ADRR; |
| } |
| |
| /**************************************************************************************** |
| * hPlatform_hwGetMemoryAddr() |
| **************************************************************************************** |
| DESCRIPTION: |
| |
| ARGUMENTS: |
| |
| RETURN: |
| |
| NOTES: |
| *****************************************************************************************/ |
| void *hPlatform_hwGetMemoryAddr(TI_HANDLE OsContext) |
| { |
| return (void*)OS_API_MEM_ADRR; |
| } |
| |
| |
| void hPlatform_Wlan_Hardware_DeInit(void) |
| { |
| } |
| |
| #if 0/* needed for first time new host ramp*/ |
| static void dump_omap_registers(void) |
| { |
| printk(KERN_ERR "AE10 which is 0x%x= 0x%x\n", CONTROL_PADCONF_MMC3_CMD, omap_readl( CONTROL_PADCONF_MMC3_CMD )); |
| printk(KERN_ERR "AC3 which is addr 0x480021D0=%x\n", omap_readl( 0x480021D0 )); |
| |
| printk(KERN_ERR "DAT0 addr 0x%x value is =%x\n", CONTROL_PADCONF_MMC3_DAT0, omap_readl( CONTROL_PADCONF_MMC3_DAT0 )); |
| printk(KERN_ERR "DAT2 addr 0x%x value is =%x\n", CONTROL_PADCONF_MMC3_DAT2, omap_readl( CONTROL_PADCONF_MMC3_DAT2 )); |
| printk(KERN_ERR "DAT3 addr 0x%x value is =%x\n", CONTROL_PADCONF_MMC3_DAT3, omap_readl( CONTROL_PADCONF_MMC3_DAT3 )); |
| printk(KERN_ERR "DAT4 addr 0x%x value is =%x\n", CONTROL_PADCONF_MMC2_DAT4, omap_readl( CONTROL_PADCONF_MMC2_DAT4 )); |
| printk(KERN_ERR "DAT6 addr 0x%x value is =%x\n", CONTROL_PADCONF_MMC2_DAT6, omap_readl( CONTROL_PADCONF_MMC2_DAT6 )); |
| printk(KERN_ERR "CAM_D1 addr 0x%x value is =%x\n", CONTROL_PADCONF_CAM_D1, omap_readl( CONTROL_PADCONF_CAM_D1 )); |
| printk(KERN_ERR "MCBSP1_CLKX addr 0x%x value is =%x\n", CONTROL_PADCONF_MCBSP1_CLKX, omap_readl( CONTROL_PADCONF_MCBSP1_CLKX )); |
| printk(KERN_ERR "CMD addr 0x%x value is =%x\n", CONTROL_PADCONF_MMC3_CMD, omap_readl( CONTROL_PADCONF_MMC3_CMD )); |
| printk(KERN_ERR "MCBSP1_CLKX addr 0x%x value is =%x\n", CONTROL_PADCONF_MCBSP1_CLKX, omap_readl( CONTROL_PADCONF_MCBSP1_CLKX )); |
| printk(KERN_ERR "CLK MCBSP1_CLKX addr 0x%x value is =%x\n", CONTROL_PADCONF_MMC3_CLK, omap_readl( CONTROL_PADCONF_MMC3_CLK )); |
| printk(KERN_ERR "0x480021E0 value is =%x\n", omap_readl( 0x480021E0 )); |
| return; |
| } |
| #endif |
