Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762930AbXJRJM5 (ORCPT ); Thu, 18 Oct 2007 05:12:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755540AbXJRJMr (ORCPT ); Thu, 18 Oct 2007 05:12:47 -0400 Received: from smtp28.orange.fr ([80.12.242.100]:12205 "EHLO smtp28.orange.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760265AbXJRJMn (ORCPT ); Thu, 18 Oct 2007 05:12:43 -0400 X-ME-UUID: 20071018091239503.7ADED80000AB@mwinf2809.orange.fr Date: Thu, 18 Oct 2007 11:12:41 +0200 From: Samuel Ortiz To: linux-kernel , Andrew Morton Subject: [RFC] [PATCH -mm] ASIC3 driver Message-ID: <20071018091239.GA11360@caravaggio> Reply-To: Samuel Ortiz MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 40295 Lines: 1099 Hi, This is a patch for the Compaq ASIC3 multi function chip, found in many PDAs (iPAQs, HTCs...). It is a simplified version of Paul Sokolovsky's first proposal [1]. With this code, it is basically a GPIO and IRQ expander. My plan is to add more features once this patch gets reviewed and accepted. [1] http://lkml.org/lkml/2007/5/1/46 Signed-off-by: Samuel Ortiz --- drivers/mfd/Kconfig | 6 drivers/mfd/Makefile | 1 drivers/mfd/asic3.c | 572 ++++++++++++++++++++++++++++++++++++++++++++++ include/linux/mfd/asic3.h | 463 +++++++++++++++++++++++++++++++++++++ 4 files changed, 1042 insertions(+) Index: linux-2.6-htc/drivers/mfd/asic3.c =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ linux-2.6-htc/drivers/mfd/asic3.c 2007-10-18 11:07:09.000000000 +0200 @@ -0,0 +1,572 @@ +/* + * driver/mfd/asic3.c + * + * Compaq ASIC3 support. + * + * 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. + * + * Copyright 2001 Compaq Computer Corporation. + * Copyright 2004-2005 Phil Blundell + * Copyright 2007 OpenedHand Ltd. + */ + +#include +#include +#include +#include +#include +#include + +#include + +static inline void asic3_write_register(struct asic3 *asic, + unsigned int reg, u32 value) +{ + iowrite16(value, (unsigned long)asic->mapping + + (reg >> (2 - asic->bus_shift))); +} + +static inline u32 asic3_read_register(struct asic3 *asic, + unsigned int reg) +{ + return ioread16((unsigned long)asic->mapping + + (reg >> (2 - asic->bus_shift))); +} + +/* IRQs */ +#define MAX_ASIC_ISR_LOOPS 20 +#define ASIC3_GPIO_Base_INCR \ + (ASIC3_GPIO_B_Base - ASIC3_GPIO_A_Base) + +static inline void asic3_irq_flip_edge(struct asic3 *asic, + u32 base, int bit) +{ + u16 edge; + + spin_lock(&asic->lock); + edge = asic3_read_register(asic, + base + ASIC3_GPIO_EdgeTrigger); + edge ^= bit; + asic3_write_register(asic, + base + ASIC3_GPIO_EdgeTrigger, edge); + spin_unlock(&asic->lock); +} + +static void asic3_irq_demux(unsigned int irq, struct irq_desc *desc) +{ + int iter, i; + struct asic3 *asic; + + desc->chip->ack(irq); + + asic = desc->handler_data; + + for (iter = 0 ; iter < MAX_ASIC_ISR_LOOPS; iter++) { + u32 status; + int bank; + + spin_lock(&asic->lock); + status = asic3_read_register(asic, + ASIC3_OFFSET(INTR, PIntStat)); + spin_unlock(&asic->lock); + + /* Check all ten register bits */ + if ((status & 0x3ff) == 0) + break; + + /* Handle GPIO IRQs */ + for (bank = 0; bank < ASIC3_NUM_GPIO_BANKS; bank++) { + if (status & (1 << bank)) { + unsigned long base, istat; + + base = ASIC3_GPIO_A_Base + + bank * ASIC3_GPIO_Base_INCR; + + spin_lock(&asic->lock); + istat = asic3_read_register(asic, + base + + ASIC3_GPIO_IntStatus); + /* Clearing IntStatus */ + asic3_write_register(asic, + base + + ASIC3_GPIO_IntStatus, 0); + spin_unlock(&asic->lock); + + for (i = 0; i < ASIC3_GPIOS_PER_BANK; i++) { + int bit = (1 << i); + unsigned int irqnr; + if (!(istat & bit)) + continue; + + irqnr = asic->irq_base + + (ASIC3_GPIOS_PER_BANK * bank) + i; + desc = irq_desc + irqnr; + desc->handle_irq(irqnr, desc); + if (asic->irq_bothedge[bank] & bit) { + asic3_irq_flip_edge(asic, base, + bit); + } + } + } + } + + /* Handle remaining IRQs in the status register */ + for (i = ASIC3_NUM_GPIOS; i < ASIC3_NR_IRQS; i++) { + /* They start at bit 4 and go up */ + if (status & (1 << (i - ASIC3_NUM_GPIOS + 4))) { + desc = irq_desc + + i; + desc->handle_irq(asic->irq_base + i, + desc); + } + } + } + + if (iter >= MAX_ASIC_ISR_LOOPS) + printk(KERN_ERR "%s: interrupt processing overrun\n", + __FUNCTION__); +} + +static inline int asic3_irq_to_bank(struct asic3 * asic, int irq) +{ + int n; + + n = (irq - asic->irq_base) >> 4; + + return (n * (ASIC3_GPIO_B_Base - ASIC3_GPIO_A_Base)); +} + +static inline int asic3_irq_to_index(struct asic3 * asic, int irq) +{ + return (irq - asic->irq_base) & 0xf; +} + +static void asic3_mask_gpio_irq(unsigned int irq) +{ + struct asic3 *asic = get_irq_chip_data(irq); + u32 val, bank, index; + + bank = asic3_irq_to_bank(asic, irq); + index = asic3_irq_to_index(asic, irq); + + spin_lock(&asic->lock); + val = asic3_read_register(asic, bank + ASIC3_GPIO_Mask); + val |= 1 << index; + asic3_write_register(asic, bank + ASIC3_GPIO_Mask, val); + spin_unlock(&asic->lock); +} + +static void asic3_mask_irq(unsigned int irq) +{ + struct asic3 *asic = get_irq_chip_data(irq); + int regval; + + spin_lock(&asic->lock); + regval = asic3_read_register(asic, + ASIC3_INTR_Base + + ASIC3_INTR_IntMask); + + regval &= ~(ASIC3_INTMASK_MASK0 << + (irq - (asic->irq_base + ASIC3_NUM_GPIOS))); + + asic3_write_register(asic, + ASIC3_INTR_Base + + ASIC3_INTR_IntMask, + regval); + spin_unlock(&asic->lock); +} + +static void asic3_unmask_gpio_irq(unsigned int irq) +{ + struct asic3 *asic = get_irq_chip_data(irq); + u32 val, bank, index; + + bank = asic3_irq_to_bank(asic, irq); + index = asic3_irq_to_index(asic, irq); + + spin_lock(&asic->lock); + val = asic3_read_register(asic, bank + ASIC3_GPIO_Mask); + val &= ~(1 << index); + asic3_write_register(asic, bank + ASIC3_GPIO_Mask, val); + spin_unlock(&asic->lock); +} + +static void asic3_unmask_irq(unsigned int irq) +{ + struct asic3 *asic = get_irq_chip_data(irq); + int regval; + + spin_lock(&asic->lock); + regval = asic3_read_register(asic, + ASIC3_INTR_Base + + ASIC3_INTR_IntMask); + + regval |= (ASIC3_INTMASK_MASK0 << + (irq - (asic->irq_base + ASIC3_NUM_GPIOS))); + + asic3_write_register(asic, + ASIC3_INTR_Base + + ASIC3_INTR_IntMask, + regval); + spin_unlock(&asic->lock); +} + +static int asic3_gpio_irq_type(unsigned int irq, unsigned int type) +{ + struct asic3 *asic = get_irq_chip_data(irq); + u32 bank, index; + u16 trigger, level, edge, bit; + + bank = asic3_irq_to_bank(asic, irq); + index = asic3_irq_to_index(asic, irq); + bit = 1<lock); + level = asic3_read_register(asic, + bank + ASIC3_GPIO_LevelTrigger); + edge = asic3_read_register(asic, + bank + ASIC3_GPIO_EdgeTrigger); + trigger = asic3_read_register(asic, + bank + ASIC3_GPIO_TriggerType); + asic->irq_bothedge[(irq - asic->irq_base) >> 4] &= ~bit; + + if (type == IRQT_RISING) { + trigger |= bit; + edge |= bit; + } else if (type == IRQT_FALLING) { + trigger |= bit; + edge &= ~bit; + } else if (type == IRQT_BOTHEDGE) { + trigger |= bit; + if (asic3_gpio_get_value(asic, irq - asic->irq_base)) + edge &= ~bit; + else + edge |= bit; + asic->irq_bothedge[(irq - asic->irq_base) >> 4] |= bit; + } else if (type == IRQT_LOW) { + trigger &= ~bit; + level &= ~bit; + } else if (type == IRQT_HIGH) { + trigger &= ~bit; + level |= bit; + } else { + /* + * if type == IRQT_NOEDGE, we should mask interrupts, but + * be careful to not unmask them if mask was also called. + * Probably need internal state for mask. + */ + printk(KERN_NOTICE "asic3: irq type not changed.\n"); + } + asic3_write_register(asic, bank + ASIC3_GPIO_LevelTrigger, + level); + asic3_write_register(asic, bank + ASIC3_GPIO_EdgeTrigger, + edge); + asic3_write_register(asic, bank + ASIC3_GPIO_TriggerType, + trigger); + spin_unlock(&asic->lock); + return 0; +} + +static struct irq_chip asic3_gpio_irq_chip = { + .name = "ASIC3-GPIO", + .ack = asic3_mask_gpio_irq, + .mask = asic3_mask_gpio_irq, + .unmask = asic3_unmask_gpio_irq, + .set_type = asic3_gpio_irq_type, +}; + +static struct irq_chip asic3_irq_chip = { + .name = "ASIC3", + .ack = asic3_mask_irq, + .mask = asic3_mask_irq, + .unmask = asic3_unmask_irq, +}; + +static int asic3_irq_probe(struct platform_device *pdev) +{ + struct asic3 * asic = platform_get_drvdata(pdev); + unsigned long clksel = 0; + unsigned int irq; + + asic->irq_nr = platform_get_irq(pdev, 0); + if (asic->irq_nr < 0) + return asic->irq_nr; + + /* turn on clock to IRQ controller */ + clksel |= CLOCK_SEL_CX; + asic3_write_register(asic, ASIC3_OFFSET(CLOCK, SEL), + clksel); + + for (irq = asic->irq_base; irq < asic->irq_base + ASIC3_NR_IRQS; irq++) { + if (irq < asic->irq_base + ASIC3_NUM_GPIOS) + set_irq_chip(irq, &asic3_gpio_irq_chip); + else + set_irq_chip(irq, &asic3_irq_chip); + + set_irq_chip_data(irq, asic); + set_irq_handler(irq, handle_level_irq); + set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); + } + + asic3_write_register(asic, ASIC3_OFFSET(INTR, IntMask), + ASIC3_INTMASK_GINTMASK); + + set_irq_chained_handler(asic->irq_nr, asic3_irq_demux); + set_irq_type(asic->irq_nr, IRQT_RISING); + set_irq_data(asic->irq_nr, asic); + + return 0; +} + +static void asic3_irq_remove(struct platform_device *pdev) +{ + struct asic3 * asic = platform_get_drvdata(pdev); + unsigned int irq; + + for (irq = asic->irq_base; irq < asic->irq_base + ASIC3_NR_IRQS; irq++) { + set_irq_flags(irq, 0); + set_irq_handler (irq, NULL); + set_irq_chip (irq, NULL); + set_irq_chip_data(irq, NULL); + } + set_irq_chained_handler(asic->irq_nr, NULL); +} + +/* GPIOs */ +static inline u32 asic3_get_gpio(struct asic3 *asic, unsigned int base, + unsigned int function) +{ + return asic3_read_register(asic, base + function); +} + +static inline void asic3_set_gpio(struct asic3 *asic, unsigned int base, + unsigned int function, u32 bits, u32 val) +{ + unsigned long flags; + + spin_lock_irqsave(&asic->lock, flags); + val |= (asic3_read_register(asic, base + function) & ~bits); + + asic3_write_register(asic, base + function, val); + spin_unlock_irqrestore(&asic->lock, flags); +} + +#define asic3_get_gpio_a(asic, function) asic3_get_gpio(asic, ASIC3_GPIO_A_Base, ASIC3_GPIO_##function) +#define asic3_get_gpio_b(asic, function) asic3_get_gpio(asic, ASIC3_GPIO_B_Base, ASIC3_GPIO_##function) +#define asic3_get_gpio_c(asic, function) asic3_get_gpio(asic, ASIC3_GPIO_C_Base, ASIC3_GPIO_##function) +#define asic3_get_gpio_d(asic, function) asic3_get_gpio(asic, ASIC3_GPIO_D_Base, ASIC3_GPIO_##function) + +#define asic3_set_gpio_a(asic, function, bits, val) asic3_set_gpio(asic, ASIC3_GPIO_A_Base, ASIC3_GPIO_##function, bits, val) +#define asic3_set_gpio_b(asic, function, bits, val) asic3_set_gpio(asic, ASIC3_GPIO_B_Base, ASIC3_GPIO_##function, bits, val) +#define asic3_set_gpio_c(asic, function, bits, val) asic3_set_gpio(asic, ASIC3_GPIO_C_Base, ASIC3_GPIO_##function, bits, val) +#define asic3_set_gpio_d(asic, function, bits, val) asic3_set_gpio(asic, ASIC3_GPIO_D_Base, ASIC3_GPIO_##function, bits, val) + +#define asic3_set_gpio_banks(asic, function, bits, pdata, field) \ + asic3_set_gpio_a((asic), function, (bits), (pdata)->gpio_a.field); \ + asic3_set_gpio_b((asic), function, (bits), (pdata)->gpio_b.field); \ + asic3_set_gpio_c((asic), function, (bits), (pdata)->gpio_c.field); \ + asic3_set_gpio_d((asic), function, (bits), (pdata)->gpio_d.field); + +int asic3_gpio_get_value(struct asic3 *asic, unsigned gpio) +{ + u32 mask = ASIC3_GPIO_bit(gpio); + + switch (gpio >> 4) { + case ASIC3_GPIO_BANK_A: + return asic3_get_gpio_a(asic, Status) & mask; + case ASIC3_GPIO_BANK_B: + return asic3_get_gpio_b(asic, Status) & mask; + case ASIC3_GPIO_BANK_C: + return asic3_get_gpio_c(asic, Status) & mask; + case ASIC3_GPIO_BANK_D: + return asic3_get_gpio_d(asic, Status) & mask; + default: + printk(KERN_ERR "%s: invalid GPIO value 0x%x", + __FUNCTION__, gpio); + return -EINVAL; + } +} +EXPORT_SYMBOL(asic3_gpio_get_value); + +void asic3_gpio_set_value(struct asic3 *asic, unsigned gpio, int val) +{ + u32 mask = ASIC3_GPIO_bit(gpio); + u32 bitval = 0; + if (val) + bitval = mask; + + switch (gpio >> 4) { + case ASIC3_GPIO_BANK_A: + asic3_set_gpio_a(asic, Out, mask, bitval); + return; + case ASIC3_GPIO_BANK_B: + asic3_set_gpio_b(asic, Out, mask, bitval); + return; + case ASIC3_GPIO_BANK_C: + asic3_set_gpio_c(asic, Out, mask, bitval); + return; + case ASIC3_GPIO_BANK_D: + asic3_set_gpio_d(asic, Out, mask, bitval); + return; + default: + printk(KERN_ERR "%s: invalid GPIO value 0x%x", + __FUNCTION__, gpio); + return; + } +} +EXPORT_SYMBOL(asic3_gpio_set_value); + +static int asic3_gpio_probe(struct platform_device *pdev) +{ + struct asic3_platform_data *pdata = pdev->dev.platform_data; + struct asic3 * asic = platform_get_drvdata(pdev); + + asic3_write_register(asic, ASIC3_GPIO_OFFSET(A, Mask), 0xffff); + asic3_write_register(asic, ASIC3_GPIO_OFFSET(B, Mask), 0xffff); + asic3_write_register(asic, ASIC3_GPIO_OFFSET(C, Mask), 0xffff); + asic3_write_register(asic, ASIC3_GPIO_OFFSET(D, Mask), 0xffff); + + asic3_set_gpio_a(asic, SleepMask, 0xffff, 0xffff); + asic3_set_gpio_b(asic, SleepMask, 0xffff, 0xffff); + asic3_set_gpio_c(asic, SleepMask, 0xffff, 0xffff); + asic3_set_gpio_d(asic, SleepMask, 0xffff, 0xffff); + + if (pdata) { + asic3_set_gpio_banks(asic, Out, 0xffff, pdata, init); + asic3_set_gpio_banks(asic, Direction, 0xffff, pdata, dir); + asic3_set_gpio_banks(asic, SleepMask, 0xffff, pdata, + sleep_mask); + asic3_set_gpio_banks(asic, SleepOut, 0xffff, pdata, sleep_out); + asic3_set_gpio_banks(asic, BattFaultOut, 0xffff, pdata, + batt_fault_out); + asic3_set_gpio_banks(asic, SleepConf, 0xffff, pdata, + sleep_conf); + asic3_set_gpio_banks(asic, AltFunction, 0xffff, pdata, + alt_function); + } + + return 0; +} + +static void asic3_gpio_remove(struct platform_device *pdev) +{ + return; +} + + +/* Core */ +static int asic3_probe(struct platform_device *pdev) +{ + struct asic3_platform_data *pdata = pdev->dev.platform_data; + struct asic3 *asic; + struct resource *mem; + unsigned long clksel; + int ret; + + asic = kzalloc(sizeof(struct asic3), GFP_KERNEL); + if (!asic) + return -ENOMEM; + + spin_lock_init(&asic->lock); + platform_set_drvdata(pdev, asic); + asic->dev = &pdev->dev; + + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!mem) { + ret = -ENOMEM; + printk(KERN_ERR "asic3: no MEM resource\n"); + goto err_out_1; + } + + asic->mapping = ioremap(mem->start, PAGE_SIZE); + if (!asic->mapping) { + ret = -ENOMEM; + printk(KERN_ERR "asic3: couldn't ioremap\n"); + goto err_out_1; + } + + asic->irq_base = pdata->irq_base; + + if (pdata && pdata->bus_shift) + asic->bus_shift = pdata->bus_shift; + else + asic->bus_shift = 2; + + clksel = 0; + asic3_write_register(asic, ASIC3_OFFSET(CLOCK, SEL), clksel); + + ret = asic3_irq_probe(pdev); + if (ret < 0) { + printk(KERN_ERR "asic3: couldn't probe IRQs\n"); + goto err_out_2; + } + asic3_gpio_probe(pdev); + + if (pdata->children) { + int i; + for (i = 0; i < pdata->n_children; i++) { + pdata->children[i]->dev.parent = &pdev->dev; + platform_device_register(pdata->children[i]); + } + } + + printk("ASIC3 Core driver\n"); + + return 0; + + err_out_2: + iounmap(asic->mapping); + err_out_1: + kfree(asic); + + return ret; +} + +static int asic3_remove(struct platform_device *pdev) +{ + struct asic3 *asic = platform_get_drvdata(pdev); + + asic3_gpio_remove(pdev); + asic3_irq_remove(pdev); + + asic3_write_register(asic, ASIC3_OFFSET(CLOCK, SEL), 0); + + iounmap(asic->mapping); + + kfree(asic); + + return 0; +} + +static void asic3_shutdown(struct platform_device *pdev) +{ +} + +static struct platform_driver asic3_device_driver = { + .driver = { + .name = "asic3", + }, + .probe = asic3_probe, + .remove = __devexit_p(asic3_remove), + .shutdown = asic3_shutdown, +}; + +static int __init asic3_init(void) +{ + int retval = 0; + retval = platform_driver_register(&asic3_device_driver); + return retval; +} + +static void __exit asic3_exit(void) +{ + platform_driver_unregister(&asic3_device_driver); +} + +subsys_initcall(asic3_init); +module_exit(asic3_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Phil Blundell >"); +MODULE_DESCRIPTION("Core driver for ASIC3"); Index: linux-2.6-htc/drivers/mfd/Kconfig =================================================================== --- linux-2.6-htc.orig/drivers/mfd/Kconfig 2007-10-18 01:55:40.000000000 +0200 +++ linux-2.6-htc/drivers/mfd/Kconfig 2007-10-18 02:01:41.000000000 +0200 @@ -15,6 +15,12 @@ interface. The device may be connected by PCI or local bus with varying functions enabled. +config MFD_ASIC3 + tristate "Support for Compaq ASIC3" + ---help--- + This driver supports the ASIC3 multifunction chip found on many + PDAs (mainly iPAQ and HTC based ones) + endmenu menu "Multimedia Capabilities Port drivers" Index: linux-2.6-htc/drivers/mfd/Makefile =================================================================== --- linux-2.6-htc.orig/drivers/mfd/Makefile 2007-10-18 01:58:33.000000000 +0200 +++ linux-2.6-htc/drivers/mfd/Makefile 2007-10-18 01:58:53.000000000 +0200 @@ -3,6 +3,7 @@ # obj-$(CONFIG_MFD_SM501) += sm501.o +obj-$(CONFIG_MFD_ASIC3) += asic3.o obj-$(CONFIG_MCP) += mcp-core.o obj-$(CONFIG_MCP_SA11X0) += mcp-sa11x0.o Index: linux-2.6-htc/include/linux/mfd/asic3.h =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ linux-2.6-htc/include/linux/mfd/asic3.h 2007-10-18 10:41:44.000000000 +0200 @@ -0,0 +1,463 @@ +/* + * include/linux/mfd/asic3.h + * + * Compaq ASIC3 headers. + * + * 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. + * + * Copyright 2001 Compaq Computer Corporation. + * Copyright 2007 OpendHand. + */ + +#ifndef __ASIC3_H__ +#define __ASIC3_H__ + +#include + +struct asic3 { + void __iomem *mapping; + unsigned int bus_shift; + unsigned int irq_nr; + unsigned int irq_base; + spinlock_t lock; + u16 irq_bothedge[4]; + struct device *dev; +}; + +struct asic3_platform_data { + struct { + u32 dir; + u32 init; + u32 sleep_mask; + u32 sleep_out; + u32 batt_fault_out; + u32 sleep_conf; + u32 alt_function; + } gpio_a, gpio_b, gpio_c, gpio_d; + + unsigned int bus_shift; + + unsigned int irq_base; + + struct platform_device ** children; + unsigned int n_children; +}; + +int asic3_gpio_get_value(struct asic3 *asic, unsigned gpio); +void asic3_gpio_set_value(struct asic3 *asic, unsigned gpio, int val); + +#define ASIC3_NUM_GPIO_BANKS 4 +#define ASIC3_GPIOS_PER_BANK 16 +#define ASIC3_NUM_GPIOS 64 +#define ASIC3_NR_IRQS ASIC3_NUM_GPIOS + 6 + +#define ASIC3_GPIO_BANK_A 0 +#define ASIC3_GPIO_BANK_B 1 +#define ASIC3_GPIO_BANK_C 2 +#define ASIC3_GPIO_BANK_D 3 + +#define ASIC3_GPIO(bank, gpio) ((ASIC3_GPIOS_PER_BANK * ASIC3_GPIO_BANK_##bank) + (gpio)) +#define ASIC3_GPIO_bit(gpio) (1 << (gpio & 0xf)) +/* All offsets below are specified with this address bus shift */ +#define ASIC3_DEFAULT_ADDR_SHIFT 2 + +#define ASIC3_OFFSET(base,reg) (ASIC3_##base##_Base + ASIC3_##base##_##reg) +#define ASIC3_GPIO_OFFSET(base,reg) (ASIC3_GPIO_##base##_Base + ASIC3_GPIO_##reg) + +#define ASIC3_GPIO_A_Base 0x0000 +#define ASIC3_GPIO_B_Base 0x0100 +#define ASIC3_GPIO_C_Base 0x0200 +#define ASIC3_GPIO_D_Base 0x0300 + +#define ASIC3_GPIO_Mask 0x00 /* R/W 0:don't mask, 1:mask interrupt */ +#define ASIC3_GPIO_Direction 0x04 /* R/W 0:input, 1:output */ +#define ASIC3_GPIO_Out 0x08 /* R/W 0:output low, 1:output high */ +#define ASIC3_GPIO_TriggerType 0x0c /* R/W 0:level, 1:edge */ +#define ASIC3_GPIO_EdgeTrigger 0x10 /* R/W 0:falling, 1:rising */ +#define ASIC3_GPIO_LevelTrigger 0x14 /* R/W 0:low, 1:high level detect */ +#define ASIC3_GPIO_SleepMask 0x18 /* R/W 0:don't mask, 1:mask trigger in sleep mode */ +#define ASIC3_GPIO_SleepOut 0x1c /* R/W level 0:low, 1:high in sleep mode */ +#define ASIC3_GPIO_BattFaultOut 0x20 /* R/W level 0:low, 1:high in batt_fault */ +#define ASIC3_GPIO_IntStatus 0x24 /* R/W 0:none, 1:detect */ +#define ASIC3_GPIO_AltFunction 0x28 /* R/W 0:normal control 1:LED register control */ +#define ASIC3_GPIO_SleepConf 0x2c /* R/W bit 1: autosleep 0: disable gposlpout in normal mode, enable gposlpout in sleep mode */ +#define ASIC3_GPIO_Status 0x30 /* R Pin status */ + +#define ASIC3_SPI_Base 0x0400 +#define ASIC3_SPI_Control 0x0000 +#define ASIC3_SPI_TxData 0x0004 +#define ASIC3_SPI_RxData 0x0008 +#define ASIC3_SPI_Int 0x000c +#define ASIC3_SPI_Status 0x0010 + +#define SPI_CONTROL_SPR(clk) ((clk) & 0x0f) /* Clock rate */ + +#define ASIC3_PWM_0_Base 0x0500 +#define ASIC3_PWM_1_Base 0x0600 +#define ASIC3_PWM_TimeBase 0x0000 +#define ASIC3_PWM_PeriodTime 0x0004 +#define ASIC3_PWM_DutyTime 0x0008 + +#define PWM_TIMEBASE_VALUE(x) ((x)&0xf) /* Low 4 bits sets time base */ +#define PWM_TIMEBASE_ENABLE (1 << 4) /* Enable clock */ + +#define ASIC3_LED_0_Base 0x0700 +#define ASIC3_LED_1_Base 0x0800 +#define ASIC3_LED_2_Base 0x0900 +#define ASIC3_LED_TimeBase 0x0000 /* R/W 7 bits */ +#define ASIC3_LED_PeriodTime 0x0004 /* R/W 12 bits */ +#define ASIC3_LED_DutyTime 0x0008 /* R/W 12 bits */ +#define ASIC3_LED_AutoStopCount 0x000c /* R/W 16 bits */ + +/* LED TimeBase bits - match ASIC2 */ +#define LED_TBS 0x0f /* Low 4 bits sets time base, max = 13 */ + /* Note: max = 5 on hx4700 */ + /* 0: maximum time base */ + /* 1: maximum time base / 2 */ + /* n: maximum time base / 2^n */ + +#define LED_EN (1 << 4) /* LED ON/OFF 0:off, 1:on */ +#define LED_AUTOSTOP (1 << 5) /* LED ON/OFF auto stop set 0:disable, 1:enable */ +#define LED_ALWAYS (1 << 6) /* LED Interrupt Mask 0:No mask, 1:mask */ + +#define ASIC3_CLOCK_Base 0x0A00 +#define ASIC3_CLOCK_CDEX 0x00 +#define ASIC3_CLOCK_SEL 0x04 + +#define CLOCK_CDEX_SOURCE (1 << 0) /* 2 bits */ +#define CLOCK_CDEX_SOURCE0 (1 << 0) +#define CLOCK_CDEX_SOURCE1 (1 << 1) +#define CLOCK_CDEX_SPI (1 << 2) +#define CLOCK_CDEX_OWM (1 << 3) +#define CLOCK_CDEX_PWM0 (1 << 4) +#define CLOCK_CDEX_PWM1 (1 << 5) +#define CLOCK_CDEX_LED0 (1 << 6) +#define CLOCK_CDEX_LED1 (1 << 7) +#define CLOCK_CDEX_LED2 (1 << 8) + +#define CLOCK_CDEX_SD_HOST (1 << 9) /* R/W: SD host clock source 24.576M/12.288M */ +#define CLOCK_CDEX_SD_BUS (1 << 10) /* R/W: SD bus clock source control 24.576M/12.288M */ +#define CLOCK_CDEX_SMBUS (1 << 11) +#define CLOCK_CDEX_CONTROL_CX (1 << 12) + +#define CLOCK_CDEX_EX0 (1 << 13) /* R/W: 32.768 kHz crystal */ +#define CLOCK_CDEX_EX1 (1 << 14) /* R/W: 24.576 MHz crystal */ + +#define CLOCK_SEL_SD_HCLK_SEL (1 << 0) /* R/W: SDIO host clock select - 1: 24.576 Mhz, 0: 12.288 MHz */ +#define CLOCK_SEL_SD_BCLK_SEL (1 << 1) /* R/W: SDIO bus clock select - 1: 24.576 MHz, 0: 12.288 MHz */ +#define CLOCK_SEL_CX (1 << 2) /* R/W: INT clock source control (32.768 kHz) */ + + +#define ASIC3_INTR_Base 0x0B00 + +#define ASIC3_INTR_IntMask 0x00 /* Interrupt mask control */ +#define ASIC3_INTR_PIntStat 0x04 /* Peripheral interrupt status */ +#define ASIC3_INTR_IntCPS 0x08 /* Interrupt timer clock pre-scale */ +#define ASIC3_INTR_IntTBS 0x0c /* Interrupt timer set */ + +#define ASIC3_INTMASK_GINTMASK (1 << 0) /* Global interrupt mask 1:enable */ +#define ASIC3_INTMASK_GINTEL (1 << 1) /* 1: rising edge, 0: hi level */ +#define ASIC3_INTMASK_MASK0 (1 << 2) +#define ASIC3_INTMASK_MASK1 (1 << 3) +#define ASIC3_INTMASK_MASK2 (1 << 4) +#define ASIC3_INTMASK_MASK3 (1 << 5) +#define ASIC3_INTMASK_MASK4 (1 << 6) +#define ASIC3_INTMASK_MASK5 (1 << 7) + +#define ASIC3_INTR_PERIPHERAL_A (1 << 0) +#define ASIC3_INTR_PERIPHERAL_B (1 << 1) +#define ASIC3_INTR_PERIPHERAL_C (1 << 2) +#define ASIC3_INTR_PERIPHERAL_D (1 << 3) +#define ASIC3_INTR_LED0 (1 << 4) +#define ASIC3_INTR_LED1 (1 << 5) +#define ASIC3_INTR_LED2 (1 << 6) +#define ASIC3_INTR_SPI (1 << 7) +#define ASIC3_INTR_SMBUS (1 << 8) +#define ASIC3_INTR_OWM (1 << 9) + +#define ASIC3_INTR_CPS(x) ((x)&0x0f) /* 4 bits, max 14 */ +#define ASIC3_INTR_CPS_SET ( 1 << 4 ) /* Time base enable */ + + +/* Basic control of the SD ASIC */ +#define ASIC3_SDHWCTRL_Base 0x0E00 +#define ASIC3_SDHWCTRL_SDConf 0x00 + +#define ASIC3_SDHWCTRL_SUSPEND (1 << 0) /* 1=suspend all SD operations */ +#define ASIC3_SDHWCTRL_CLKSEL (1 << 1) /* 1=SDICK, 0=HCLK */ +#define ASIC3_SDHWCTRL_PCLR (1 << 2) /* All registers of SDIO cleared */ +#define ASIC3_SDHWCTRL_LEVCD (1 << 3) /* Level of SD card detection: 1:high, 0:low */ +#define ASIC3_SDHWCTRL_LEVWP (1 << 4) /* Level of SD card write protection: 1=low, 0=high */ +#define ASIC3_SDHWCTRL_SDLED (1 << 5) /* SD card LED signal 1=enable, 0=disable */ +#define ASIC3_SDHWCTRL_SDPWR (1 << 6) /* SD card power supply control 1=enable */ + +#define ASIC3_EXTCF_Base 0x1100 + +#define ASIC3_EXTCF_Select 0x00 +#define ASIC3_EXTCF_Reset 0x04 + +#define ASIC3_EXTCF_SMOD0 (1 << 0) /* slot number of mode 0 */ +#define ASIC3_EXTCF_SMOD1 (1 << 1) /* slot number of mode 1 */ +#define ASIC3_EXTCF_SMOD2 (1 << 2) /* slot number of mode 2 */ +#define ASIC3_EXTCF_OWM_EN (1 << 4) /* enable onewire module */ +#define ASIC3_EXTCF_OWM_SMB (1 << 5) /* OWM bus selection */ +#define ASIC3_EXTCF_OWM_RESET (1 << 6) /* undocumented, used by OWM and CF */ +#define ASIC3_EXTCF_CF0_SLEEP_MODE (1 << 7) /* CF0 sleep state control */ +#define ASIC3_EXTCF_CF1_SLEEP_MODE (1 << 8) /* CF1 sleep state control */ +#define ASIC3_EXTCF_CF0_PWAIT_EN (1 << 10) /* CF0 PWAIT_n control */ +#define ASIC3_EXTCF_CF1_PWAIT_EN (1 << 11) /* CF1 PWAIT_n control */ +#define ASIC3_EXTCF_CF0_BUF_EN (1 << 12) /* CF0 buffer control */ +#define ASIC3_EXTCF_CF1_BUF_EN (1 << 13) /* CF1 buffer control */ +#define ASIC3_EXTCF_SD_MEM_ENABLE (1 << 14) +#define ASIC3_EXTCF_CF_SLEEP (1 << 15) /* CF sleep mode control */ + +/***************************************************************************** + * The Onewire interface registers + * + * OWM_CMD + * OWM_DAT + * OWM_INTR + * OWM_INTEN + * OWM_CLKDIV + * + *****************************************************************************/ + +#define ASIC3_OWM_Base 0xC00 + +#define ASIC3_OWM_CMD 0x00 +#define ASIC3_OWM_DAT 0x04 +#define ASIC3_OWM_INTR 0x08 +#define ASIC3_OWM_INTEN 0x0C +#define ASIC3_OWM_CLKDIV 0x10 + +#define ASIC3_OWM_CMD_ONEWR (1 << 0) +#define ASIC3_OWM_CMD_SRA (1 << 1) +#define ASIC3_OWM_CMD_DQO (1 << 2) +#define ASIC3_OWM_CMD_DQI (1 << 3) + +#define ASIC3_OWM_INTR_PD (1 << 0) +#define ASIC3_OWM_INTR_PDR (1 << 1) +#define ASIC3_OWM_INTR_TBE (1 << 2) +#define ASIC3_OWM_INTR_TEMP (1 << 3) +#define ASIC3_OWM_INTR_RBF (1 << 4) + +#define ASIC3_OWM_INTEN_EPD (1 << 0) +#define ASIC3_OWM_INTEN_IAS (1 << 1) +#define ASIC3_OWM_INTEN_ETBE (1 << 2) +#define ASIC3_OWM_INTEN_ETMT (1 << 3) +#define ASIC3_OWM_INTEN_ERBF (1 << 4) + +#define ASIC3_OWM_CLKDIV_PRE (3 << 0) /* two bits wide at bit position 0 */ +#define ASIC3_OWM_CLKDIV_DIV (7 << 2) /* 3 bits wide at bit position 2 */ + + +/***************************************************************************** + * The SD configuration registers are at a completely different location + * in memory. They are divided into three sets of registers: + * + * SD_CONFIG Core configuration register + * SD_CTRL Control registers for SD operations + * SDIO_CTRL Control registers for SDIO operations + * + *****************************************************************************/ +#define ASIC3_SD_CONFIG_Base 0x0400 // Assumes 32 bit addressing + +#define ASIC3_SD_CONFIG_Command 0x08 /* R/W: Command */ +#define ASIC3_SD_CONFIG_Addr0 0x20 /* [9:31] SD Control Register Base Address */ +#define ASIC3_SD_CONFIG_Addr1 0x24 /* [9:31] SD Control Register Base Address */ +#define ASIC3_SD_CONFIG_IntPin 0x78 /* R/O: interrupt assigned to pin */ +#define ASIC3_SD_CONFIG_ClkStop 0x80 /* Set to 0x1f to clock SD controller, 0 otherwise. */ + /* at 0x82 - Gated Clock Control */ +#define ASIC3_SD_CONFIG_ClockMode 0x84 /* Control clock of SD controller */ +#define ASIC3_SD_CONFIG_SDHC_PinStatus 0x88 /* R/0: read status of SD pins */ +#define ASIC3_SD_CONFIG_SDHC_Power1 0x90 /* Power1 - manual power control */ + /* Power2 is at 0x92 - auto power up after card inserted */ +#define ASIC3_SD_CONFIG_SDHC_Power3 0x94 /* auto power down when card removed */ +#define ASIC3_SD_CONFIG_SDHC_CardDetect 0x98 /* */ +#define ASIC3_SD_CONFIG_SDHC_Slot 0xA0 /* R/O: define support slot number */ +#define ASIC3_SD_CONFIG_SDHC_ExtGateClk1 0x1E0 /* Could be used for gated clock (don't use) */ +#define ASIC3_SD_CONFIG_SDHC_ExtGateClk2 0x1E2 /* Could be used for gated clock (don't use) */ +#define ASIC3_SD_CONFIG_SDHC_GPIO_OutAndEnable 0x1E8 /* GPIO Output Reg. , at 0x1EA - GPIO Output Enable Reg. */ +#define ASIC3_SD_CONFIG_SDHC_GPIO_Status 0x1EC /* GPIO Status Reg. */ +#define ASIC3_SD_CONFIG_SDHC_ExtGateClk3 0x1F0 /* Bit 1: double buffer/single buffer */ + +#define SD_CONFIG_COMMAND_MAE (1<<1) /* Memory access enable (set to 1 to access SD Controller) */ + +#define SD_CONFIG_CLK_ENABLE_ALL 0x1f + +#define SD_CONFIG_POWER1_PC_33V 0x0200 /* Set for 3.3 volts */ +#define SD_CONFIG_POWER1_PC_OFF 0x0000 /* Turn off power */ + +#define SD_CONFIG_CARDDETECTMODE_CLK ((x)&0x3) /* two bits - number of cycles for card detection */ + + +#define ASIC3_SD_CTRL_Base 0x1000 + +#define ASIC3_SD_CTRL_Cmd 0x00 +#define ASIC3_SD_CTRL_Arg0 0x08 +#define ASIC3_SD_CTRL_Arg1 0x0C +#define ASIC3_SD_CTRL_StopInternal 0x10 +#define ASIC3_SD_CTRL_TransferSectorCount 0x14 +#define ASIC3_SD_CTRL_Response0 0x18 +#define ASIC3_SD_CTRL_Response1 0x1C +#define ASIC3_SD_CTRL_Response2 0x20 +#define ASIC3_SD_CTRL_Response3 0x24 +#define ASIC3_SD_CTRL_Response4 0x28 +#define ASIC3_SD_CTRL_Response5 0x2C +#define ASIC3_SD_CTRL_Response6 0x30 +#define ASIC3_SD_CTRL_Response7 0x34 +#define ASIC3_SD_CTRL_CardStatus 0x38 +#define ASIC3_SD_CTRL_BufferCtrl 0x3C +#define ASIC3_SD_CTRL_IntMaskCard 0x40 +#define ASIC3_SD_CTRL_IntMaskBuffer 0x44 +#define ASIC3_SD_CTRL_CardClockCtrl 0x48 +#define ASIC3_SD_CTRL_MemCardXferDataLen 0x4C +#define ASIC3_SD_CTRL_MemCardOptionSetup 0x50 +#define ASIC3_SD_CTRL_ErrorStatus0 0x58 +#define ASIC3_SD_CTRL_ErrorStatus1 0x5C +#define ASIC3_SD_CTRL_DataPort 0x60 +#define ASIC3_SD_CTRL_TransactionCtrl 0x68 +#define ASIC3_SD_CTRL_SoftwareReset 0x1C0 + +#define SD_CTRL_SOFTWARE_RESET_CLEAR (1<<0) + +#define SD_CTRL_TRANSACTIONCONTROL_SET (1<<8) // 0x0100 + +#define SD_CTRL_CARDCLOCKCONTROL_FOR_SD_CARD (1<<15)// 0x8000 +#define SD_CTRL_CARDCLOCKCONTROL_ENABLE_CLOCK (1<<8) // 0x0100 +#define SD_CTRL_CARDCLOCKCONTROL_CLK_DIV_512 (1<<7) // 0x0080 +#define SD_CTRL_CARDCLOCKCONTROL_CLK_DIV_256 (1<<6) // 0x0040 +#define SD_CTRL_CARDCLOCKCONTROL_CLK_DIV_128 (1<<5) // 0x0020 +#define SD_CTRL_CARDCLOCKCONTROL_CLK_DIV_64 (1<<4) // 0x0010 +#define SD_CTRL_CARDCLOCKCONTROL_CLK_DIV_32 (1<<3) // 0x0008 +#define SD_CTRL_CARDCLOCKCONTROL_CLK_DIV_16 (1<<2) // 0x0004 +#define SD_CTRL_CARDCLOCKCONTROL_CLK_DIV_8 (1<<1) // 0x0002 +#define SD_CTRL_CARDCLOCKCONTROL_CLK_DIV_4 (1<<0) // 0x0001 +#define SD_CTRL_CARDCLOCKCONTROL_CLK_DIV_2 (0<<0) // 0x0000 + +#define MEM_CARD_OPTION_REQUIRED 0x000e +#define MEM_CARD_OPTION_DATA_RESPONSE_TIMEOUT(x) (((x) & 0x0f) << 4) /* Four bits */ +#define MEM_CARD_OPTION_C2_MODULE_NOT_PRESENT (1<<14) // 0x4000 +#define MEM_CARD_OPTION_DATA_XFR_WIDTH_1 (1<<15) // 0x8000 +#define MEM_CARD_OPTION_DATA_XFR_WIDTH_4 (0<<15) //~0x8000 + +#define SD_CTRL_COMMAND_INDEX(x) ((x)&0x3f) /* 0=CMD0, 1=CMD1, ..., 63=CMD63 */ +#define SD_CTRL_COMMAND_TYPE_CMD (0 << 6) +#define SD_CTRL_COMMAND_TYPE_ACMD (1 << 6) +#define SD_CTRL_COMMAND_TYPE_AUTHENTICATION (2 << 6) +#define SD_CTRL_COMMAND_RESPONSE_TYPE_NORMAL (0 << 8) +#define SD_CTRL_COMMAND_RESPONSE_TYPE_EXT_R1 (4 << 8) +#define SD_CTRL_COMMAND_RESPONSE_TYPE_EXT_R1B (5 << 8) +#define SD_CTRL_COMMAND_RESPONSE_TYPE_EXT_R2 (6 << 8) +#define SD_CTRL_COMMAND_RESPONSE_TYPE_EXT_R3 (7 << 8) +#define SD_CTRL_COMMAND_DATA_PRESENT (1 << 11) +#define SD_CTRL_COMMAND_TRANSFER_READ (1 << 12) +#define SD_CTRL_COMMAND_TRANSFER_WRITE (0 << 12) +#define SD_CTRL_COMMAND_MULTI_BLOCK (1 << 13) +#define SD_CTRL_COMMAND_SECURITY_CMD (1 << 14) + +#define SD_CTRL_STOP_INTERNAL_ISSSUE_CMD12 (1 << 0) +#define SD_CTRL_STOP_INTERNAL_AUTO_ISSUE_CMD12 (1 << 8) + +#define SD_CTRL_CARDSTATUS_RESPONSE_END (1 << 0) +#define SD_CTRL_CARDSTATUS_RW_END (1 << 2) +#define SD_CTRL_CARDSTATUS_CARD_REMOVED_0 (1 << 3) +#define SD_CTRL_CARDSTATUS_CARD_INSERTED_0 (1 << 4) +#define SD_CTRL_CARDSTATUS_SIGNAL_STATE_PRESENT_0 (1 << 5) +#define SD_CTRL_CARDSTATUS_WRITE_PROTECT (1 << 7) +#define SD_CTRL_CARDSTATUS_CARD_REMOVED_3 (1 << 8) +#define SD_CTRL_CARDSTATUS_CARD_INSERTED_3 (1 << 9) +#define SD_CTRL_CARDSTATUS_SIGNAL_STATE_PRESENT_3 (1 << 10) + +#define SD_CTRL_BUFFERSTATUS_CMD_INDEX_ERROR (1 << 0) // 0x0001 +#define SD_CTRL_BUFFERSTATUS_CRC_ERROR (1 << 1) // 0x0002 +#define SD_CTRL_BUFFERSTATUS_STOP_BIT_END_ERROR (1 << 2) // 0x0004 +#define SD_CTRL_BUFFERSTATUS_DATA_TIMEOUT (1 << 3) // 0x0008 +#define SD_CTRL_BUFFERSTATUS_BUFFER_OVERFLOW (1 << 4) // 0x0010 +#define SD_CTRL_BUFFERSTATUS_BUFFER_UNDERFLOW (1 << 5) // 0x0020 +#define SD_CTRL_BUFFERSTATUS_CMD_TIMEOUT (1 << 6) // 0x0040 +#define SD_CTRL_BUFFERSTATUS_UNK7 (1 << 7) // 0x0080 +#define SD_CTRL_BUFFERSTATUS_BUFFER_READ_ENABLE (1 << 8) // 0x0100 +#define SD_CTRL_BUFFERSTATUS_BUFFER_WRITE_ENABLE (1 << 9) // 0x0200 +#define SD_CTRL_BUFFERSTATUS_ILLEGAL_FUNCTION (1 << 13)// 0x2000 +#define SD_CTRL_BUFFERSTATUS_CMD_BUSY (1 << 14)// 0x4000 +#define SD_CTRL_BUFFERSTATUS_ILLEGAL_ACCESS (1 << 15)// 0x8000 + +#define SD_CTRL_INTMASKCARD_RESPONSE_END (1 << 0) // 0x0001 +#define SD_CTRL_INTMASKCARD_RW_END (1 << 2) // 0x0004 +#define SD_CTRL_INTMASKCARD_CARD_REMOVED_0 (1 << 3) // 0x0008 +#define SD_CTRL_INTMASKCARD_CARD_INSERTED_0 (1 << 4) // 0x0010 +#define SD_CTRL_INTMASKCARD_SIGNAL_STATE_PRESENT_0 (1 << 5) // 0x0020 +#define SD_CTRL_INTMASKCARD_UNK6 (1 << 6) // 0x0040 +#define SD_CTRL_INTMASKCARD_WRITE_PROTECT (1 << 7) // 0x0080 +#define SD_CTRL_INTMASKCARD_CARD_REMOVED_3 (1 << 8) // 0x0100 +#define SD_CTRL_INTMASKCARD_CARD_INSERTED_3 (1 << 9) // 0x0200 +#define SD_CTRL_INTMASKCARD_SIGNAL_STATE_PRESENT_3 (1 << 10)// 0x0400 + +#define SD_CTRL_INTMASKBUFFER_CMD_INDEX_ERROR (1 << 0) // 0x0001 +#define SD_CTRL_INTMASKBUFFER_CRC_ERROR (1 << 1) // 0x0002 +#define SD_CTRL_INTMASKBUFFER_STOP_BIT_END_ERROR (1 << 2) // 0x0004 +#define SD_CTRL_INTMASKBUFFER_DATA_TIMEOUT (1 << 3) // 0x0008 +#define SD_CTRL_INTMASKBUFFER_BUFFER_OVERFLOW (1 << 4) // 0x0010 +#define SD_CTRL_INTMASKBUFFER_BUFFER_UNDERFLOW (1 << 5) // 0x0020 +#define SD_CTRL_INTMASKBUFFER_CMD_TIMEOUT (1 << 6) // 0x0040 +#define SD_CTRL_INTMASKBUFFER_UNK7 (1 << 7) // 0x0080 +#define SD_CTRL_INTMASKBUFFER_BUFFER_READ_ENABLE (1 << 8) // 0x0100 +#define SD_CTRL_INTMASKBUFFER_BUFFER_WRITE_ENABLE (1 << 9) // 0x0200 +#define SD_CTRL_INTMASKBUFFER_ILLEGAL_FUNCTION (1 << 13)// 0x2000 +#define SD_CTRL_INTMASKBUFFER_CMD_BUSY (1 << 14)// 0x4000 +#define SD_CTRL_INTMASKBUFFER_ILLEGAL_ACCESS (1 << 15)// 0x8000 + +#define SD_CTRL_DETAIL0_RESPONSE_CMD_ERROR (1 << 0) // 0x0001 +#define SD_CTRL_DETAIL0_END_BIT_ERROR_FOR_RESPONSE_NON_CMD12 (1 << 2) // 0x0004 +#define SD_CTRL_DETAIL0_END_BIT_ERROR_FOR_RESPONSE_CMD12 (1 << 3) // 0x0008 +#define SD_CTRL_DETAIL0_END_BIT_ERROR_FOR_READ_DATA (1 << 4) // 0x0010 +#define SD_CTRL_DETAIL0_END_BIT_ERROR_FOR_WRITE_CRC_STATUS (1 << 5) // 0x0020 +#define SD_CTRL_DETAIL0_CRC_ERROR_FOR_RESPONSE_NON_CMD12 (1 << 8) // 0x0100 +#define SD_CTRL_DETAIL0_CRC_ERROR_FOR_RESPONSE_CMD12 (1 << 9) // 0x0200 +#define SD_CTRL_DETAIL0_CRC_ERROR_FOR_READ_DATA (1 << 10)// 0x0400 +#define SD_CTRL_DETAIL0_CRC_ERROR_FOR_WRITE_CMD (1 << 11)// 0x0800 + +#define SD_CTRL_DETAIL1_NO_CMD_RESPONSE (1 << 0) // 0x0001 +#define SD_CTRL_DETAIL1_TIMEOUT_READ_DATA (1 << 4) // 0x0010 +#define SD_CTRL_DETAIL1_TIMEOUT_CRS_STATUS (1 << 5) // 0x0020 +#define SD_CTRL_DETAIL1_TIMEOUT_CRC_BUSY (1 << 6) // 0x0040 + +#define ASIC3_SDIO_CTRL_Base 0x1200 + +#define ASIC3_SDIO_CTRL_Cmd 0x00 +#define ASIC3_SDIO_CTRL_CardPortSel 0x04 +#define ASIC3_SDIO_CTRL_Arg0 0x08 +#define ASIC3_SDIO_CTRL_Arg1 0x0C +#define ASIC3_SDIO_CTRL_TransferBlockCount 0x14 +#define ASIC3_SDIO_CTRL_Response0 0x18 +#define ASIC3_SDIO_CTRL_Response1 0x1C +#define ASIC3_SDIO_CTRL_Response2 0x20 +#define ASIC3_SDIO_CTRL_Response3 0x24 +#define ASIC3_SDIO_CTRL_Response4 0x28 +#define ASIC3_SDIO_CTRL_Response5 0x2C +#define ASIC3_SDIO_CTRL_Response6 0x30 +#define ASIC3_SDIO_CTRL_Response7 0x34 +#define ASIC3_SDIO_CTRL_CardStatus 0x38 +#define ASIC3_SDIO_CTRL_BufferCtrl 0x3C +#define ASIC3_SDIO_CTRL_IntMaskCard 0x40 +#define ASIC3_SDIO_CTRL_IntMaskBuffer 0x44 +#define ASIC3_SDIO_CTRL_CardXferDataLen 0x4C +#define ASIC3_SDIO_CTRL_CardOptionSetup 0x50 +#define ASIC3_SDIO_CTRL_ErrorStatus0 0x54 +#define ASIC3_SDIO_CTRL_ErrorStatus1 0x58 +#define ASIC3_SDIO_CTRL_DataPort 0x60 +#define ASIC3_SDIO_CTRL_TransactionCtrl 0x68 +#define ASIC3_SDIO_CTRL_CardIntCtrl 0x6C +#define ASIC3_SDIO_CTRL_ClocknWaitCtrl 0x70 +#define ASIC3_SDIO_CTRL_HostInformation 0x74 +#define ASIC3_SDIO_CTRL_ErrorCtrl 0x78 +#define ASIC3_SDIO_CTRL_LEDCtrl 0x7C +#define ASIC3_SDIO_CTRL_SoftwareReset 0x1C0 + +#define ASIC3_MAP_SIZE 0x2000 + +#endif /* __ASIC3_H__ */ + - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/