1b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto/* 2b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto * Toshiba RBTX4939 setup routines. 3b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto * Based on linux/arch/mips/txx9/rbtx4938/setup.c, 4b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto * and RBTX49xx patch from CELF patch archive. 5b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto * 6b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto * Copyright (C) 2000-2001,2005-2007 Toshiba Corporation 7b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto * 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the 8b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto * terms of the GNU General Public License version 2. This program is 9b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto * licensed "as is" without any warranty of any kind, whether express 10b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto * or implied. 11b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto */ 12b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#include <linux/init.h> 13b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#include <linux/kernel.h> 14b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#include <linux/types.h> 155a0e3ad6af8660be21ca98a971cd00f331318c05Tejun Heo#include <linux/slab.h> 16cae39d1386dba405de0fbda32e224a1535d38a07Paul Gortmaker#include <linux/export.h> 17b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#include <linux/platform_device.h> 18b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#include <linux/leds.h> 191ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto#include <linux/interrupt.h> 201ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto#include <linux/smc91x.h> 21cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto#include <linux/mtd/mtd.h> 22cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto#include <linux/mtd/partitions.h> 23cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto#include <linux/mtd/map.h> 24b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#include <asm/reboot.h> 25b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#include <asm/txx9/generic.h> 26b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#include <asm/txx9/pci.h> 27b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#include <asm/txx9/rbtx4939.h> 28b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 29b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic void rbtx4939_machine_restart(char *command) 30b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 31b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto local_irq_disable(); 32b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto writeb(1, rbtx4939_reseten_addr); 33b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto writeb(1, rbtx4939_softreset_addr); 34b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto while (1) 35b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto ; 36b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 37b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 38b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic void __init rbtx4939_time_init(void) 39b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 40b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto tx4939_time_init(0); 41b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 42b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 431ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto#if defined(__BIG_ENDIAN) && \ 441ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto (defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)) 451ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto#define HAVE_RBTX4939_IOSWAB 461ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto#define IS_CE1_ADDR(addr) \ 471ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto ((((unsigned long)(addr) - IO_BASE) & 0xfff00000) == TXX9_CE(1)) 481ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemotostatic u16 rbtx4939_ioswabw(volatile u16 *a, u16 x) 491ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto{ 501ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto return IS_CE1_ADDR(a) ? x : le16_to_cpu(x); 511ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto} 521ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemotostatic u16 rbtx4939_mem_ioswabw(volatile u16 *a, u16 x) 531ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto{ 541ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto return !IS_CE1_ADDR(a) ? x : le16_to_cpu(x); 551ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto} 561ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto#endif /* __BIG_ENDIAN && CONFIG_SMC91X */ 571ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto 58b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic void __init rbtx4939_pci_setup(void) 59b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 60b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#ifdef CONFIG_PCI 61b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto int extarb = !(__raw_readq(&tx4939_ccfgptr->ccfg) & TX4939_CCFG_PCIARB); 62b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto struct pci_controller *c = &txx9_primary_pcic; 63b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 64b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto register_pci_controller(c); 65b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 66b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto tx4939_report_pciclk(); 67b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto tx4927_pcic_setup(tx4939_pcicptr, c, extarb); 68b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (!(__raw_readq(&tx4939_ccfgptr->pcfg) & TX4939_PCFG_ATA1MODE) && 69b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto (__raw_readq(&tx4939_ccfgptr->pcfg) & 70b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto (TX4939_PCFG_ET0MODE | TX4939_PCFG_ET1MODE))) { 71b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto tx4939_report_pci1clk(); 72b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 73b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto /* mem:64K(max), io:64K(max) (enough for ETH0,ETH1) */ 74b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto c = txx9_alloc_pci_controller(NULL, 0, 0x10000, 0, 0x10000); 75b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto register_pci_controller(c); 76b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto tx4927_pcic_setup(tx4939_pcic1ptr, c, 0); 77b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } 78b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 79b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto tx4939_setup_pcierr_irq(); 80b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#endif /* CONFIG_PCI */ 81b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 82b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 83b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic unsigned long long default_ebccr[] __initdata = { 84b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 0x01c0000000007608ULL, /* 64M ROM */ 85b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 0x017f000000007049ULL, /* 1M IOC */ 86b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 0x0180000000408608ULL, /* ISA */ 87b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 0, 88b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto}; 89b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 90b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic void __init rbtx4939_ebusc_setup(void) 91b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 92b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto int i; 93b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto unsigned int sp; 94b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 95b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto /* use user-configured speed */ 96b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto sp = TX4939_EBUSC_CR(0) & 0x30; 97b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto default_ebccr[0] |= sp; 98b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto default_ebccr[1] |= sp; 99b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto default_ebccr[2] |= sp; 100b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto /* initialise by myself */ 101b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto for (i = 0; i < ARRAY_SIZE(default_ebccr); i++) { 102b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (default_ebccr[i]) 103b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto ____raw_writeq(default_ebccr[i], 104b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto &tx4939_ebuscptr->cr[i]); 105b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto else 106b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto ____raw_writeq(____raw_readq(&tx4939_ebuscptr->cr[i]) 107b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto & ~8, 108b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto &tx4939_ebuscptr->cr[i]); 109b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } 110b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 111b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 112b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic void __init rbtx4939_update_ioc_pen(void) 113b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 114b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto __u64 pcfg = ____raw_readq(&tx4939_ccfgptr->pcfg); 115b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto __u64 ccfg = ____raw_readq(&tx4939_ccfgptr->ccfg); 116b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto __u8 pe1 = readb(rbtx4939_pe1_addr); 117b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto __u8 pe2 = readb(rbtx4939_pe2_addr); 118b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto __u8 pe3 = readb(rbtx4939_pe3_addr); 119b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (pcfg & TX4939_PCFG_ATA0MODE) 120b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe1 |= RBTX4939_PE1_ATA(0); 121b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto else 122b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe1 &= ~RBTX4939_PE1_ATA(0); 123b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (pcfg & TX4939_PCFG_ATA1MODE) { 124b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe1 |= RBTX4939_PE1_ATA(1); 125b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe1 &= ~(RBTX4939_PE1_RMII(0) | RBTX4939_PE1_RMII(1)); 126b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } else { 127b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe1 &= ~RBTX4939_PE1_ATA(1); 128b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (pcfg & TX4939_PCFG_ET0MODE) 129b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe1 |= RBTX4939_PE1_RMII(0); 130b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto else 131b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe1 &= ~RBTX4939_PE1_RMII(0); 132b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (pcfg & TX4939_PCFG_ET1MODE) 133b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe1 |= RBTX4939_PE1_RMII(1); 134b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto else 135b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe1 &= ~RBTX4939_PE1_RMII(1); 136b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } 137b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (ccfg & TX4939_CCFG_PTSEL) 138b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe3 &= ~(RBTX4939_PE3_VP | RBTX4939_PE3_VP_P | 139b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto RBTX4939_PE3_VP_S); 140b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto else { 141b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto __u64 vmode = pcfg & 142b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto (TX4939_PCFG_VSSMODE | TX4939_PCFG_VPSMODE); 143b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (vmode == 0) 144b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe3 &= ~(RBTX4939_PE3_VP | RBTX4939_PE3_VP_P | 145b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto RBTX4939_PE3_VP_S); 146b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto else if (vmode == TX4939_PCFG_VPSMODE) { 147b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe3 |= RBTX4939_PE3_VP_P; 148b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe3 &= ~(RBTX4939_PE3_VP | RBTX4939_PE3_VP_S); 149b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } else if (vmode == TX4939_PCFG_VSSMODE) { 150b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe3 |= RBTX4939_PE3_VP | RBTX4939_PE3_VP_S; 151b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe3 &= ~RBTX4939_PE3_VP_P; 152b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } else { 153b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe3 |= RBTX4939_PE3_VP | RBTX4939_PE3_VP_P; 154b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe3 &= ~RBTX4939_PE3_VP_S; 155b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } 156b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } 157b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (pcfg & TX4939_PCFG_SPIMODE) { 158b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (pcfg & TX4939_PCFG_SIO2MODE_GPIO) 159b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 &= ~(RBTX4939_PE2_SIO2 | RBTX4939_PE2_SIO0); 160b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto else { 161b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (pcfg & TX4939_PCFG_SIO2MODE_SIO2) { 162b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 |= RBTX4939_PE2_SIO2; 163b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 &= ~RBTX4939_PE2_SIO0; 164b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } else { 165b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 |= RBTX4939_PE2_SIO0; 166b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 &= ~RBTX4939_PE2_SIO2; 167b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } 168b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } 169b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (pcfg & TX4939_PCFG_SIO3MODE) 170b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 |= RBTX4939_PE2_SIO3; 171b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto else 172b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 &= ~RBTX4939_PE2_SIO3; 173b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 &= ~RBTX4939_PE2_SPI; 174b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } else { 175b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 |= RBTX4939_PE2_SPI; 176b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 &= ~(RBTX4939_PE2_SIO3 | RBTX4939_PE2_SIO2 | 177b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto RBTX4939_PE2_SIO0); 178b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } 179b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if ((pcfg & TX4939_PCFG_I2SMODE_MASK) == TX4939_PCFG_I2SMODE_GPIO) 180b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 |= RBTX4939_PE2_GPIO; 181b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto else 182b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pe2 &= ~RBTX4939_PE2_GPIO; 183b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto writeb(pe1, rbtx4939_pe1_addr); 184b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto writeb(pe2, rbtx4939_pe2_addr); 185b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto writeb(pe3, rbtx4939_pe3_addr); 186b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 187b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 188b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#define RBTX4939_MAX_7SEGLEDS 8 189b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 190b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE) 191b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic u8 led_val[RBTX4939_MAX_7SEGLEDS]; 192b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostruct rbtx4939_led_data { 193b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto struct led_classdev cdev; 194b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto char name[32]; 195b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto unsigned int num; 196b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto}; 197b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 198b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto/* Use "dot" in 7seg LEDs */ 199b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic void rbtx4939_led_brightness_set(struct led_classdev *led_cdev, 200b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto enum led_brightness value) 201b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 202b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto struct rbtx4939_led_data *led_dat = 203b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto container_of(led_cdev, struct rbtx4939_led_data, cdev); 204b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto unsigned int num = led_dat->num; 205b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto unsigned long flags; 206b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 207b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto local_irq_save(flags); 208b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto led_val[num] = (led_val[num] & 0x7f) | (value ? 0x80 : 0); 209b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto writeb(led_val[num], rbtx4939_7seg_addr(num / 4, num % 4)); 210b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto local_irq_restore(flags); 211b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 212b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 213b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic int __init rbtx4939_led_probe(struct platform_device *pdev) 214b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 215b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto struct rbtx4939_led_data *leds_data; 216b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto int i; 217b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto static char *default_triggers[] __initdata = { 218b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto "heartbeat", 219b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto "ide-disk", 220b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto "nand-disk", 221b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto }; 222b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 223b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto leds_data = kzalloc(sizeof(*leds_data) * RBTX4939_MAX_7SEGLEDS, 224b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto GFP_KERNEL); 225b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (!leds_data) 226b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto return -ENOMEM; 227b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto for (i = 0; i < RBTX4939_MAX_7SEGLEDS; i++) { 228b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto int rc; 229b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto struct rbtx4939_led_data *led_dat = &leds_data[i]; 230b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 231b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto led_dat->num = i; 232b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto led_dat->cdev.brightness_set = rbtx4939_led_brightness_set; 233b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto sprintf(led_dat->name, "rbtx4939:amber:%u", i); 234b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto led_dat->cdev.name = led_dat->name; 235b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (i < ARRAY_SIZE(default_triggers)) 236b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto led_dat->cdev.default_trigger = default_triggers[i]; 237b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto rc = led_classdev_register(&pdev->dev, &led_dat->cdev); 238b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (rc < 0) 239b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto return rc; 240b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto led_dat->cdev.brightness_set(&led_dat->cdev, 0); 241b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } 242b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto return 0; 243b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 244b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 245b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 246b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic struct platform_driver rbtx4939_led_driver = { 247b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto .driver = { 248b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto .name = "rbtx4939-led", 249b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto .owner = THIS_MODULE, 250b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto }, 251b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto}; 252b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 253b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic void __init rbtx4939_led_setup(void) 254b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 255b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto platform_device_register_simple("rbtx4939-led", -1, NULL, 0); 256b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto platform_driver_probe(&rbtx4939_led_driver, rbtx4939_led_probe); 257b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 258b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#else 259b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic inline void rbtx4939_led_setup(void) 260b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 261b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 262b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#endif 263b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 264bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemotostatic void __rbtx4939_7segled_putc(unsigned int pos, unsigned char val) 265bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto{ 266bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE) 267bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto unsigned long flags; 268bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto local_irq_save(flags); 269bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto /* bit7: reserved for LED class */ 270bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto led_val[pos] = (led_val[pos] & 0x80) | (val & 0x7f); 271bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto val = led_val[pos]; 272bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto local_irq_restore(flags); 273bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto#endif 274bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto writeb(val, rbtx4939_7seg_addr(pos / 4, pos % 4)); 275bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto} 276bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto 277bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemotostatic void rbtx4939_7segled_putc(unsigned int pos, unsigned char val) 278bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto{ 279bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto /* convert from map_to_seg7() notation */ 280bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto val = (val & 0x88) | 281bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto ((val & 0x40) >> 6) | 282bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto ((val & 0x20) >> 4) | 283bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto ((val & 0x10) >> 2) | 284bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto ((val & 0x04) << 2) | 285bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto ((val & 0x02) << 4) | 286bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto ((val & 0x01) << 6); 287bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto __rbtx4939_7segled_putc(pos, val); 288bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto} 289bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto 290cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto#if defined(CONFIG_MTD_RBTX4939) || defined(CONFIG_MTD_RBTX4939_MODULE) 291cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto/* special mapping for boot rom */ 292cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemotostatic unsigned long rbtx4939_flash_fixup_ofs(unsigned long ofs) 293cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto{ 294cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; 295cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto unsigned char shift; 296cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 297cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto if (bdipsw & 8) { 298cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto /* BOOT Mode: USER ROM1 / USER ROM2 */ 299cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto shift = bdipsw & 3; 300cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto /* rotate A[23:22] */ 301cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto return (ofs & ~0xc00000) | ((((ofs >> 22) + shift) & 3) << 22); 302cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } 303cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto#ifdef __BIG_ENDIAN 304cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto if (bdipsw == 0) 305cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto /* BOOT Mode: Monitor ROM */ 306cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto ofs ^= 0x400000; /* swap A[22] */ 307cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto#endif 308cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto return ofs; 309cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto} 310cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 311cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemotostatic map_word rbtx4939_flash_read16(struct map_info *map, unsigned long ofs) 312cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto{ 313cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto map_word r; 314cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 315cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto ofs = rbtx4939_flash_fixup_ofs(ofs); 316cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto r.x[0] = __raw_readw(map->virt + ofs); 317cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto return r; 318cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto} 319cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 320cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemotostatic void rbtx4939_flash_write16(struct map_info *map, const map_word datum, 321cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto unsigned long ofs) 322cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto{ 323cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto ofs = rbtx4939_flash_fixup_ofs(ofs); 324cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto __raw_writew(datum.x[0], map->virt + ofs); 325cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto mb(); /* see inline_map_write() in mtd/map.h */ 326cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto} 327cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 328cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemotostatic void rbtx4939_flash_copy_from(struct map_info *map, void *to, 329cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto unsigned long from, ssize_t len) 330cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto{ 331cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; 332cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto unsigned char shift; 333cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto ssize_t curlen; 334cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 335cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto from += (unsigned long)map->virt; 336cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto if (bdipsw & 8) { 337cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto /* BOOT Mode: USER ROM1 / USER ROM2 */ 338cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto shift = bdipsw & 3; 339cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto while (len) { 340cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto curlen = min_t(unsigned long, len, 341cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 0x400000 - (from & (0x400000 - 1))); 342cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto memcpy(to, 343cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto (void *)((from & ~0xc00000) | 344cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto ((((from >> 22) + shift) & 3) << 22)), 345cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto curlen); 346cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto len -= curlen; 347cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto from += curlen; 348cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto to += curlen; 349cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } 350cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto return; 351cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } 352cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto#ifdef __BIG_ENDIAN 353cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto if (bdipsw == 0) { 354cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto /* BOOT Mode: Monitor ROM */ 355cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto while (len) { 356cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto curlen = min_t(unsigned long, len, 357cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 0x400000 - (from & (0x400000 - 1))); 358cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto memcpy(to, (void *)(from ^ 0x400000), curlen); 359cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto len -= curlen; 360cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto from += curlen; 361cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto to += curlen; 362cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } 363cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto return; 364cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } 365cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto#endif 366cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto memcpy(to, (void *)from, len); 367cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto} 368cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 369cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemotostatic void rbtx4939_flash_map_init(struct map_info *map) 370cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto{ 371cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto map->read = rbtx4939_flash_read16; 372cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto map->write = rbtx4939_flash_write16; 373cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto map->copy_from = rbtx4939_flash_copy_from; 374cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto} 375cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 376cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemotostatic void __init rbtx4939_mtd_init(void) 377cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto{ 378cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto static struct { 379cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto struct platform_device dev; 380cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto struct resource res; 381cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto struct rbtx4939_flash_data data; 382cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } pdevs[4]; 383cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto int i; 384cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto static char names[4][8]; 385cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto static struct mtd_partition parts[4]; 386cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto struct rbtx4939_flash_data *boot_pdata = &pdevs[0].data; 387cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; 388cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 389cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto if (bdipsw & 8) { 390cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto /* BOOT Mode: USER ROM1 / USER ROM2 */ 391cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto boot_pdata->nr_parts = 4; 392cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto for (i = 0; i < boot_pdata->nr_parts; i++) { 393cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto sprintf(names[i], "img%d", 4 - i); 394cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[i].name = names[i]; 395cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[i].size = 0x400000; 396cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[i].offset = MTDPART_OFS_NXTBLK; 397cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } 398cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } else if (bdipsw == 0) { 399cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto /* BOOT Mode: Monitor ROM */ 400cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto boot_pdata->nr_parts = 2; 401cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto strcpy(names[0], "big"); 402cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto strcpy(names[1], "little"); 403cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto for (i = 0; i < boot_pdata->nr_parts; i++) { 404cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[i].name = names[i]; 405cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[i].size = 0x400000; 406cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[i].offset = MTDPART_OFS_NXTBLK; 407cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } 408cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } else { 409cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto /* BOOT Mode: ROM Emulator */ 410cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto boot_pdata->nr_parts = 2; 411cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[0].name = "boot"; 412cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[0].offset = 0xc00000; 413cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[0].size = 0x400000; 414cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[1].name = "user"; 415cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[1].offset = 0; 416cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto parts[1].size = 0xc00000; 417cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } 418cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto boot_pdata->parts = parts; 419cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto boot_pdata->map_init = rbtx4939_flash_map_init; 420cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 421cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto for (i = 0; i < ARRAY_SIZE(pdevs); i++) { 422cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto struct resource *r = &pdevs[i].res; 423cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto struct platform_device *dev = &pdevs[i].dev; 424cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 425cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto r->start = 0x1f000000 - i * 0x1000000; 426cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto r->end = r->start + 0x1000000 - 1; 427cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto r->flags = IORESOURCE_MEM; 428cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto pdevs[i].data.width = 2; 429cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto dev->num_resources = 1; 430cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto dev->resource = r; 431cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto dev->id = i; 432cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto dev->name = "rbtx4939-flash"; 433cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto dev->dev.platform_data = &pdevs[i].data; 434cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto platform_device_register(dev); 435cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto } 436cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto} 437cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto#else 438cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemotostatic void __init rbtx4939_mtd_init(void) 439cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto{ 440cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto} 441cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto#endif 442cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto 443b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic void __init rbtx4939_arch_init(void) 444b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 445b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto rbtx4939_pci_setup(); 446b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 447b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 448b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic void __init rbtx4939_device_init(void) 449b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 4501ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto unsigned long smc_addr = RBTX4939_ETHER_ADDR - IO_BASE; 4511ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto struct resource smc_res[] = { 4521ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto { 4531ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto .start = smc_addr, 4541ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto .end = smc_addr + 0x10 - 1, 4551ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto .flags = IORESOURCE_MEM, 4561ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto }, { 4571ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto .start = RBTX4939_IRQ_ETHER, 4581ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto /* override default irq flag defined in smc91x.h */ 4591ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, 4601ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto }, 4611ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto }; 4621ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto struct smc91x_platdata smc_pdata = { 4631ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto .flags = SMC91X_USE_16BIT, 4641ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto }; 4651ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto struct platform_device *pdev; 466b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#if defined(CONFIG_TC35815) || defined(CONFIG_TC35815_MODULE) 467b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto int i, j; 468b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto unsigned char ethaddr[2][6]; 4699cc4581528233e2a4eb8720621c1e2f613d7c38aAtsushi Nemoto u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; 4709cc4581528233e2a4eb8720621c1e2f613d7c38aAtsushi Nemoto 471b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto for (i = 0; i < 2; i++) { 472b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto unsigned long area = CKSEG1 + 0x1fff0000 + (i * 0x10); 4739cc4581528233e2a4eb8720621c1e2f613d7c38aAtsushi Nemoto if (bdipsw == 0) 4749cc4581528233e2a4eb8720621c1e2f613d7c38aAtsushi Nemoto memcpy(ethaddr[i], (void *)area, 6); 4759cc4581528233e2a4eb8720621c1e2f613d7c38aAtsushi Nemoto else { 476b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto u16 buf[3]; 4779cc4581528233e2a4eb8720621c1e2f613d7c38aAtsushi Nemoto if (bdipsw & 8) 4789cc4581528233e2a4eb8720621c1e2f613d7c38aAtsushi Nemoto area -= 0x03000000; 4799cc4581528233e2a4eb8720621c1e2f613d7c38aAtsushi Nemoto else 4809cc4581528233e2a4eb8720621c1e2f613d7c38aAtsushi Nemoto area -= 0x01000000; 481b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto for (j = 0; j < 3; j++) 482b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto buf[j] = le16_to_cpup((u16 *)(area + j * 2)); 483b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto memcpy(ethaddr[i], buf, 6); 4849cc4581528233e2a4eb8720621c1e2f613d7c38aAtsushi Nemoto } 485b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto } 486b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto tx4939_ethaddr_init(ethaddr[0], ethaddr[1]); 487b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#endif 4881ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto pdev = platform_device_alloc("smc91x", -1); 4891ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto if (!pdev || 4901ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto platform_device_add_resources(pdev, smc_res, ARRAY_SIZE(smc_res)) || 4911ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto platform_device_add_data(pdev, &smc_pdata, sizeof(smc_pdata)) || 4921ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto platform_device_add(pdev)) 4931ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto platform_device_put(pdev); 494cbf77c1bd9c79d1742976862d0b2bebaff1ea14dAtsushi Nemoto rbtx4939_mtd_init(); 495a591f5d35e89be90c04830d7de01c276af68aeb7Atsushi Nemoto /* TC58DVM82A1FT: tDH=10ns, tWP=tRP=tREADID=35ns */ 496a591f5d35e89be90c04830d7de01c276af68aeb7Atsushi Nemoto tx4939_ndfmc_init(10, 35, 497a591f5d35e89be90c04830d7de01c276af68aeb7Atsushi Nemoto (1 << 1) | (1 << 2), 498a591f5d35e89be90c04830d7de01c276af68aeb7Atsushi Nemoto (1 << 2)); /* ch1:8bit, ch2:16bit */ 499b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto rbtx4939_led_setup(); 500b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto tx4939_wdt_init(); 5014bacc68766b11c191ee1567f54103f109c002f4fAtsushi Nemoto tx4939_ata_init(); 50265655b5a94f6fc7e6450e3e07f2687c523c71c08Atsushi Nemoto tx4939_rtc_init(); 503f48c8c958a2d39f13dace880d15a6e711aafe577Atsushi Nemoto tx4939_dmac_init(0, 2); 504742cd5867b2ef7ce865d7ab67574c4e3aa1fb155Atsushi Nemoto tx4939_aclc_init(); 505742cd5867b2ef7ce865d7ab67574c4e3aa1fb155Atsushi Nemoto platform_device_register_simple("txx9aclc-generic", -1, NULL, 0); 506c3b28ae260d99a5364a31210a36a3246bd9647f7Atsushi Nemoto tx4939_sramc_init(); 507923e3819005e60449ed6c9c8a86fd8e5cd9e6d77Atsushi Nemoto tx4939_rng_init(); 508b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 509b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 510b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostatic void __init rbtx4939_setup(void) 511b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto{ 512bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto int i; 513bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto 514b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto rbtx4939_ebusc_setup(); 515b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto /* always enable ATA0 */ 516b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto txx9_set64(&tx4939_ccfgptr->pcfg, TX4939_PCFG_ATA0MODE); 517b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto if (txx9_master_clock == 0) 518b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto txx9_master_clock = 20000000; 519b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto tx4939_setup(); 5203e6e92183118d26d856e8efb549987164d1b49b4Atsushi Nemoto rbtx4939_update_ioc_pen(); 5211ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto#ifdef HAVE_RBTX4939_IOSWAB 5221ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto ioswabw = rbtx4939_ioswabw; 5231ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto __mem_ioswabw = rbtx4939_mem_ioswabw; 5241ba5a1767416cfa4fa37096e160e764c56e1460aAtsushi Nemoto#endif 525b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 526b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto _machine_restart = rbtx4939_machine_restart; 527b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 528bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto txx9_7segled_init(RBTX4939_MAX_7SEGLEDS, rbtx4939_7segled_putc); 529bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto for (i = 0; i < RBTX4939_MAX_7SEGLEDS; i++) 530bc89b2bdefa5f56133d0b19a220880d4ada62560Atsushi Nemoto txx9_7segled_putc(i, '-'); 531b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto pr_info("RBTX4939 (Rev %02x) --- FPGA(Rev %02x) DIPSW:%02x,%02x\n", 532b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto readb(rbtx4939_board_rev_addr), readb(rbtx4939_ioc_rev_addr), 533b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto readb(rbtx4939_udipsw_addr), readb(rbtx4939_bdipsw_addr)); 534b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 535b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#ifdef CONFIG_PCI 536b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto txx9_alloc_pci_controller(&txx9_primary_pcic, 0, 0, 0, 0); 537b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto txx9_board_pcibios_setup = tx4927_pcibios_setup; 538b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#else 539b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto set_io_port_base(RBTX4939_ETHER_BASE); 540b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#endif 541b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 542b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto tx4939_sio_init(TX4939_SCLK0(txx9_master_clock), 0); 543b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto} 544b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto 545b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemotostruct txx9_board_vec rbtx4939_vec __initdata = { 546dfe99b9c4ef62fa6ea20fa06b6f5c9819039c52dAtsushi Nemoto .system = "Toshiba RBTX4939", 547b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto .prom_init = rbtx4939_prom_init, 548b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto .mem_setup = rbtx4939_setup, 549b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto .irq_setup = rbtx4939_irq_setup, 550b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto .time_init = rbtx4939_time_init, 551b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto .device_init = rbtx4939_device_init, 552b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto .arch_init = rbtx4939_arch_init, 553b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#ifdef CONFIG_PCI 554b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto .pci_map_irq = tx4939_pci_map_irq, 555b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto#endif 556b27311e1cace4e296ace786c886d22f7a8ec78d6Atsushi Nemoto}; 557