diff options
Diffstat (limited to 'target/linux/realtek/files/arch/rlx/bsp/dev_usb.c')
| -rw-r--r-- | target/linux/realtek/files/arch/rlx/bsp/dev_usb.c | 317 |
1 files changed, 0 insertions, 317 deletions
diff --git a/target/linux/realtek/files/arch/rlx/bsp/dev_usb.c b/target/linux/realtek/files/arch/rlx/bsp/dev_usb.c deleted file mode 100644 index 10aa2e4d3..000000000 --- a/target/linux/realtek/files/arch/rlx/bsp/dev_usb.c +++ /dev/null @@ -1,317 +0,0 @@ -/* - * Realte rtl819x USB host device support - * - * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org> - * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> - * - * Parts of this file are based on Atheros' 2.6.15 BSP - * - * 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/init.h> -#include <linux/delay.h> -#include <linux/dma-mapping.h> -#include <linux/platform_device.h> - -#include "bspchip.h" -#include "dev_usb.h" - -/* - * OHCI (USB full speed host controller) - */ -static struct resource rtl819x_ohci_resources[] = { - [0] = { - .start = PADDR(OHCI_RTL819x_USB_BASE), - .end = PADDR(OHCI_RTL819x_USB_BASE) + OHCI_RTL819x_USB_REG_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = RTL819x_USB_IRQ, - .end = RTL819x_USB_IRQ, - .flags = IORESOURCE_IRQ, - }, -}; - -static u64 rtl819x_ohci_dmamask = RTL819x_DMA_MASK; -static struct platform_device rtl819x_ohci_device = { - .name = "rtl819x-ohci", - .id = -1, - .resource = rtl819x_ohci_resources, - .num_resources = ARRAY_SIZE(rtl819x_ohci_resources), - .dev = { - .dma_mask = &rtl819x_ohci_dmamask, - .coherent_dma_mask = RTL819x_DMA_MASK, - }, -}; - -/* - * EHCI (USB high/full speed host controller) - */ -static struct resource rtl819x_ehci_resources[] = { - [0] = { - .start = PADDR(EHCI_RTL819x_USB_BASE), - .end = PADDR(EHCI_RTL819x_USB_BASE) + EHCI_RTL819x_USB_REG_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = RTL819x_USB_IRQ, - .end = RTL819x_USB_IRQ, - .flags = IORESOURCE_IRQ, - }, -}; - -static u64 rtl819x_ehci_dmamask = RTL819x_DMA_MASK; - -struct rtl819x_ehci_platform_data { - u8 is_rtl819x; -}; - -static struct rtl819x_ehci_platform_data rtl819x_ehci_data; - -static struct platform_device rtl819x_ehci_device = { - .name = "rtl819x-ehci", - .id = -1, - .resource = rtl819x_ehci_resources, - .num_resources = ARRAY_SIZE(rtl819x_ehci_resources), - .dev = { - .dma_mask = &rtl819x_ehci_dmamask, - .coherent_dma_mask = RTL819x_DMA_MASK, - .platform_data = &rtl819x_ehci_data, - }, -}; - -void SetUSBPhy(unsigned char reg, unsigned char val) -{ - - #define USB2_PHY_DELAY {mdelay(5);} - - //8196C demo board: 0xE0:99, 0xE1:A8, 0xE2:98, 0xE3:C1, 0xE5:91, - -#if !CONFIG_RTL_819XD //8198 - REG32(0xb8000034) = (0x1f00 | val); USB2_PHY_DELAY; -#else //8196D - #define SYS_USB_SIE 0xb8000034 - #define SYS_USB_PHY 0xb8000090 - int oneportsel=(REG32(SYS_USB_SIE) & (1<<18))>>18; - - unsigned int tmp = REG32(SYS_USB_PHY); //8672 only - tmp = tmp & ~((0xff<<11)|(0xff<<0)); - - - if(oneportsel==0) - { REG32(SYS_USB_PHY) = (val << 0) | tmp; //phy 0 - } - else - { REG32(SYS_USB_PHY) = (val << 11) | tmp; //phy1 - } - - USB2_PHY_DELAY; -#endif - //printk("0xb8000034=%08x\n", REG32(0xb8000034)); - - unsigned char reg_h=(reg &0xf0)>>4; - unsigned char reg_l=(reg &0x0f); - - mdelay(100); - REG32(0xb80210A4) = (0x00300000 | (reg_l<<16)); USB2_PHY_DELAY; - REG32(0xb80210A4) = (0x00200000 | (reg_l<<16)); USB2_PHY_DELAY; - REG32(0xb80210A4) = (0x00300000 | (reg_l<<16)); USB2_PHY_DELAY; - REG32(0xb80210A4) = (0x00300000 | (reg_h<<16)); USB2_PHY_DELAY; - REG32(0xb80210A4) = (0x00200000 | (reg_h<<16)); USB2_PHY_DELAY; - REG32(0xb80210A4) = (0x00300000 | (reg_h<<16)); USB2_PHY_DELAY; -} - -unsigned char GetUSBPhy(unsigned char reg) -{ - #define USB2_PHY_DELAY {mdelay(5);} - - unsigned char reg_h=((reg &0xf0)>>4)-2; - unsigned char reg_l=(reg &0x0f); - - REG32(0xb80210A4) = (0x00300000 | (reg_l<<16)); USB2_PHY_DELAY; - REG32(0xb80210A4) = (0x00200000 | (reg_l<<16)); USB2_PHY_DELAY; - REG32(0xb80210A4) = (0x00300000 | (reg_l<<16)); USB2_PHY_DELAY; - REG32(0xb80210A4) = (0x00300000 | (reg_h<<16)); USB2_PHY_DELAY; - REG32(0xb80210A4) = (0x00200000 | (reg_h<<16)); USB2_PHY_DELAY; - REG32(0xb80210A4) = (0x00300000 | (reg_h<<16)); USB2_PHY_DELAY; - - unsigned char val; - val=REG32(0xb80210A4)>>24; - //printk("reg=%x val=%x\n",reg, val); - return val; -} - -static void synopsys_usb_patch(void) -{ - -#define USB2_PHY_DELAY {int i=100; while(i>0) {i--;}} - /* Patch: for USB 2.0 PHY */ -#if !defined(CONFIG_RTL_8196C) - /* For Port-0 */ - REG32(0xb8003314) = 0x0000000E; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00340000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00240000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00340000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x003E0000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x002E0000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x003E0000; USB2_PHY_DELAY; - REG32(0xb8003314) = 0x000000D8; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00360000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00260000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00360000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x003E0000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x002E0000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x003E0000; USB2_PHY_DELAY; - - /* For Port-1 */ - REG32(0xb8003314) = 0x000E0000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00540000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00440000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00540000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x005E0000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x004E0000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x005E0000; USB2_PHY_DELAY; - REG32(0xb8003314) = 0x00D80000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00560000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00460000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x00560000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x005E0000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x004E0000; USB2_PHY_DELAY; - REG32(0xb80210A4) = 0x005E0000; USB2_PHY_DELAY; - - printk("USB 2.0 Phy Patch(D): &0xb80210A4 = %08x\n", REG32(0xb80210A4)); /* A85E0000 */ - -#elif defined(CONFIG_RTL_8196C) - - //disable Host chirp J-K - SetUSBPhy(0xf4,0xe3); GetUSBPhy(0xf4); - //8196C demo board: 0xE0:99, 0xE1:A8, 0xE2:98, 0xE3:C1, 0xE5:91, - SetUSBPhy(0xe0,0x99); if(GetUSBPhy(0xe0)!=0x99) printk("reg 0xe0 not correct\n"); - SetUSBPhy(0xe1,0xa8); if(GetUSBPhy(0xe1)!=0xa8) printk("reg 0xe1 not correct\n"); - SetUSBPhy(0xe2,0x98); if(GetUSBPhy(0xe2)!=0x98) printk("reg 0xe2 not correct\n"); - SetUSBPhy(0xe3,0xc1); if(GetUSBPhy(0xe3)!=0xc1) printk("reg 0xe3 not correct\n"); - SetUSBPhy(0xe5,0x91); if(GetUSBPhy(0xe5)!=0x91) printk("reg 0xe5 not correct\n"); - - //test packet. - /* - REG32(0xb8021054)=0x85100000; - REG32(0xb8021010)=0x08000100; - REG32(0xb8021054)=0x85180400; - */ - printk("USB 2.0 PHY Patch Done.\n"); - -#else - printk("========================== NO PATCH USB 2.0 PHY =====================\n"); -#endif - return; -} -//-------------------------------------------- -void EnableUSBPHY(int portnum) -{ - if(portnum==0) - { - //phy0 - REG32(0xb8000090) |= (1<<8); //USBPHY_EN=1 - REG32(0xb8000090) |= (1<<9); //usbphy_reset=1, active high - REG32(0xb8000090) &= ~(1<<9); //usbphy_reset=0, active high - REG32(0xb8000090) |= (1<<10); //active_usbphyt=1 - } - else - { - //phy1 - REG32(0xb8000090) |= (1<<19); //USBPHY_EN=1 - REG32(0xb8000090) |= (1<<20); //usbphy_reset=1, active high - REG32(0xb8000090) &= ~(1<<20); //usbphy_reset=0, active high - REG32(0xb8000090) |= (1<<21); //active_usbphyt=1 - } -} - -static void __init rtl819x_usb_setup(void) -{ - -#if !defined(CONFIG_RTL_819XD) //8198 - REG32(0xb8000010)=REG32(0xb8000010)|(1<<17); -#else //8196D - - //one port sel - //is 0: phy#1 connect OTG mac, EHCI is in phy0 - //is 1: phy#1 connect EHCI mac - -#ifdef CONFIG_RTL_USB_OTG - int oneportsel=0; - REG32(0xb8000034) &= ~(1<<18); //one port sel=0 -#else -#if 1 //software force - int oneportsel=1; - if(oneportsel==1) - { REG32(0xb8000034) |= (1<<18); //one port sel=1 - } - else - { REG32(0xb8000034) &= ~(1<<18); //one port sel=0 - } -#else //read-back decide - int oneportsel= (REG32(0xb8000034) & (1<<18))>>18; - printk("EHCI: one_port_host_sel=%d, EHCI in Port %s\n", oneportsel, (oneportsel==0) ? "0": "1"); -#endif -#endif - //sie - REG32(0xb8000034) |= (1<<11); //s_utmi_suspend0=1 - REG32(0xb8000034) |= (1<<12); //en_usbhost=1 - REG32(0xb8000034) |= (1<<17); //enable pgbndry_disable=1 - - if(oneportsel==1) - { - EnableUSBPHY(1); - } - else - { - //phy0, phy1 -#ifdef CONFIG_RTL_OTGCTRL - extern unsigned int TurnOn_OTGCtrl_Interrupt(unsigned int); - unsigned int old= TurnOn_OTGCtrl_Interrupt(0); -#endif - EnableUSBPHY(0); - EnableUSBPHY(1); -#ifdef CONFIG_RTL_OTGCTRL - TurnOn_OTGCtrl_Interrupt(old); -#endif - } - - //ip clock mgr - REG32(0xb8000010) |= (1<<12)|(1<<13)|(1<<19)|(1<<20); //enable lx1, lx2 - REG32(0xb8000010) |= (1<<21); //enable host ip - - mdelay(100); - //printk("b8021000=%x\n", REG32(0xb8021000) ); - //printk("b8021054=%x\n", REG32(0xb8021054) ); -#endif - - /*register platform device*/ - platform_device_register(&rtl819x_ehci_device); - platform_device_register(&rtl819x_ohci_device); - -#if defined(CONFIG_RTL_8196C) - synopsys_usb_patch(); -#endif - - -#if 1 //wei add - //dump - int i; - for(i=0xe0;i<=0xe7; i++) - printk("reg %x=%x\n", i,GetUSBPhy(i) ); - for(i=0xf0;i<=0xf6; i++) - printk("reg %x=%x\n", i,GetUSBPhy(i) ); -#endif - - return 0; -} - -void __init rtl819x_add_device_usb(void) -{ - rtl819x_usb_setup(); -} - |