Merge branch 'viper-for-rmk' of git://www.misterjones.org/linux-2.6-arm
Merge branch 'pxa-viper' into pxa-machines Conflicts: arch/arm/mach-pxa/Makefile drivers/pcmcia/Kconfig drivers/pcmcia/Makefile
This commit is contained in:
Russell King
Russell King
Коммит
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@ -38,16 +38,19 @@ config ARCH_LUBBOCK
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bool "Intel DBPXA250 Development Platform"
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select PXA25x
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select SA1111
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select PXA_HAVE_BOARD_IRQS
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config MACH_LOGICPD_PXA270
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bool "LogicPD PXA270 Card Engine Development Platform"
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select PXA27x
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select HAVE_PWM
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select PXA_HAVE_BOARD_IRQS
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config MACH_MAINSTONE
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bool "Intel HCDDBBVA0 Development Platform"
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select PXA27x
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select HAVE_PWM
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select PXA_HAVE_BOARD_IRQS
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config MACH_MP900C
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bool "Nec Mobilepro 900/c"
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@ -118,10 +121,21 @@ config MACH_TOSA
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bool "Enable Sharp SL-6000x (Tosa) Support"
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depends on PXA_SHARPSL
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select PXA25x
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select PXA_HAVE_BOARD_IRQS
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config ARCH_VIPER
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bool "Arcom/Eurotech VIPER SBC"
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select PXA25x
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select ISA
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select I2C_GPIO
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select HAVE_PWM
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select PXA_HAVE_BOARD_IRQS
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select PXA_HAVE_ISA_IRQS
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config ARCH_PXA_ESERIES
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bool "PXA based Toshiba e-series PDAs"
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select PXA25x
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select PXA_HAVE_BOARD_IRQS
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config MACH_E330
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bool "Toshiba e330"
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@ -255,6 +269,7 @@ config MACH_MAGICIAN
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bool "Enable HTC Magician Support"
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select PXA27x
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select IWMMXT
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select PXA_HAVE_BOARD_IRQS
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config MACH_MIOA701
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bool "Mitac Mio A701 Support"
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@ -273,6 +288,7 @@ config MACH_PCM027
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select PXA27x
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select IWMMXT
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select PXA_SSP
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select PXA_HAVE_BOARD_IRQS
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config ARCH_PXA_PALM
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bool "PXA based Palm PDAs"
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@ -408,4 +424,10 @@ config TOSA_BT
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This is a simple driver that is able to control
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the state of built in bluetooth chip on tosa.
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config PXA_HAVE_BOARD_IRQS
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bool
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config PXA_HAVE_ISA_IRQS
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bool
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endif
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@ -39,13 +39,16 @@ obj-$(CONFIG_MACH_TOSA) += tosa.o
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obj-$(CONFIG_MACH_EM_X270) += em-x270.o
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obj-$(CONFIG_MACH_MAGICIAN) += magician.o
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obj-$(CONFIG_MACH_MIOA701) += mioa701.o mioa701_bootresume.o
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obj-$(CONFIG_ARCH_PXA_ESERIES) += eseries.o eseries_udc.o
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obj-$(CONFIG_MACH_E740) += e740_lcd.o
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obj-$(CONFIG_MACH_E750) += e750_lcd.o
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obj-$(CONFIG_MACH_E400) += e400_lcd.o
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obj-$(CONFIG_MACH_E800) += e800_lcd.o
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obj-$(CONFIG_ARCH_PXA_ESERIES) += eseries.o
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obj-$(CONFIG_MACH_E330) += e330.o
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obj-$(CONFIG_MACH_E350) += e350.o
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obj-$(CONFIG_MACH_E740) += e740.o
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obj-$(CONFIG_MACH_E750) += e750.o
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obj-$(CONFIG_MACH_E400) += e400.o
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obj-$(CONFIG_MACH_E800) += e800.o
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obj-$(CONFIG_MACH_PALMTX) += palmtx.o
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obj-$(CONFIG_MACH_PALMZ72) += palmz72.o
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obj-$(CONFIG_ARCH_VIPER) += viper.o
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ifeq ($(CONFIG_MACH_ZYLONITE),y)
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obj-y += zylonite.o
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@ -41,7 +41,7 @@
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and \irqstat, \irqstat, \irqnr
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clz \irqnr, \irqstat
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rsb \irqnr, \irqnr, #31
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add \irqnr, \irqnr, #32
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add \irqnr, \irqnr, #(32 + PXA_IRQ(0))
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b 1001f
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1003:
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mrc p6, 0, \irqstat, c0, c0, 0 @ ICIP
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@ -52,6 +52,6 @@
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rsb \irqstat, \irqnr, #0
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and \irqstat, \irqstat, \irqnr
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clz \irqnr, \irqstat
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rsb \irqnr, \irqnr, #31
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rsb \irqnr, \irqnr, #(31 + PXA_IRQ(0))
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1001:
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.endm
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@ -11,7 +11,14 @@
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*/
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#define PXA_IRQ(x) (x)
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#ifdef CONFIG_PXA_HAVE_ISA_IRQS
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#define PXA_ISA_IRQ(x) (x)
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#define PXA_ISA_IRQ_NUM (16)
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#else
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#define PXA_ISA_IRQ_NUM (0)
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#endif
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#define PXA_IRQ(x) (PXA_ISA_IRQ_NUM + (x))
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#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
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#define IRQ_SSP3 PXA_IRQ(0) /* SSP3 service request */
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@ -73,7 +80,7 @@
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#define IRQ_MMC3 PXA_IRQ(55) /* MMC3 Controller (PXA310) */
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#endif
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#define PXA_GPIO_IRQ_BASE (64)
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#define PXA_GPIO_IRQ_BASE PXA_IRQ(64)
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#define PXA_GPIO_IRQ_NUM (128)
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#define GPIO_2_x_TO_IRQ(x) (PXA_GPIO_IRQ_BASE + (x))
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@ -178,13 +185,7 @@
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#define NR_IRQS (IRQ_S1_BVD1_STSCHG + 1)
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#elif defined(CONFIG_SHARP_LOCOMO)
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#define NR_IRQS (IRQ_LOCOMO_SPI_TEND + 1)
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#elif defined(CONFIG_ARCH_LUBBOCK) || \
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defined(CONFIG_MACH_LOGICPD_PXA270) || \
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defined(CONFIG_MACH_TOSA) || \
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defined(CONFIG_MACH_MAINSTONE) || \
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defined(CONFIG_MACH_PCM027) || \
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defined(CONFIG_ARCH_PXA_ESERIES) || \
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defined(CONFIG_MACH_MAGICIAN)
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#elif defined(CONFIG_PXA_HAVE_BOARD_IRQS)
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#define NR_IRQS (IRQ_BOARD_END)
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#elif defined(CONFIG_MACH_ZYLONITE)
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#define NR_IRQS (IRQ_BOARD_START + 32)
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@ -0,0 +1,96 @@
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/*
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* arch/arm/mach-pxa/include/mach/viper.h
|
||||
*
|
||||
* Author: Ian Campbell
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* Created: Feb 03, 2003
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* Copyright: Arcom Control Systems.
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*
|
||||
* Maintained by Marc Zyngier <maz@misterjones.org>
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||||
* <marc.zyngier@altran.com>
|
||||
*
|
||||
* Created based on lubbock.h:
|
||||
* Author: Nicolas Pitre
|
||||
* Created: Jun 15, 2001
|
||||
* Copyright: MontaVista Software Inc.
|
||||
*
|
||||
* 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.
|
||||
*/
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||||
#ifndef ARCH_VIPER_H
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#define ARCH_VIPER_H
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||||
#define VIPER_BOOT_PHYS PXA_CS0_PHYS
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#define VIPER_FLASH_PHYS PXA_CS1_PHYS
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#define VIPER_ETH_PHYS PXA_CS2_PHYS
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#define VIPER_USB_PHYS PXA_CS3_PHYS
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#define VIPER_ETH_DATA_PHYS PXA_CS4_PHYS
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#define VIPER_CPLD_PHYS PXA_CS5_PHYS
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||||
#define VIPER_CPLD_BASE (0xf0000000)
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#define VIPER_PC104IO_BASE (0xf1000000)
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#define VIPER_USB_BASE (0xf1800000)
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#define VIPER_ETH_GPIO (0)
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#define VIPER_CPLD_GPIO (1)
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#define VIPER_USB_GPIO (2)
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#define VIPER_UARTA_GPIO (4)
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#define VIPER_UARTB_GPIO (3)
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#define VIPER_CF_CD_GPIO (32)
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#define VIPER_CF_RDY_GPIO (8)
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#define VIPER_BCKLIGHT_EN_GPIO (9)
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#define VIPER_LCD_EN_GPIO (10)
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#define VIPER_PSU_DATA_GPIO (6)
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#define VIPER_PSU_CLK_GPIO (11)
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#define VIPER_UART_SHDN_GPIO (12)
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#define VIPER_BRIGHTNESS_GPIO (16)
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#define VIPER_PSU_nCS_LD_GPIO (19)
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#define VIPER_UPS_GPIO (20)
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#define VIPER_CF_POWER_GPIO (82)
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#define VIPER_TPM_I2C_SDA_GPIO (26)
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#define VIPER_TPM_I2C_SCL_GPIO (27)
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#define VIPER_RTC_I2C_SDA_GPIO (83)
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#define VIPER_RTC_I2C_SCL_GPIO (84)
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#define VIPER_CPLD_P2V(x) ((x) - VIPER_CPLD_PHYS + VIPER_CPLD_BASE)
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#define VIPER_CPLD_V2P(x) ((x) - VIPER_CPLD_BASE + VIPER_CPLD_PHYS)
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#ifndef __ASSEMBLY__
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# define __VIPER_CPLD_REG(x) (*((volatile u16 *)VIPER_CPLD_P2V(x)))
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#endif
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/* board level registers in the CPLD: (offsets from CPLD_BASE) ... */
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/* ... Physical addresses */
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#define _VIPER_LO_IRQ_STATUS (VIPER_CPLD_PHYS + 0x100000)
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#define _VIPER_ICR_PHYS (VIPER_CPLD_PHYS + 0x100002)
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#define _VIPER_HI_IRQ_STATUS (VIPER_CPLD_PHYS + 0x100004)
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#define _VIPER_VERSION_PHYS (VIPER_CPLD_PHYS + 0x100006)
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#define VIPER_UARTA_PHYS (VIPER_CPLD_PHYS + 0x300010)
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#define VIPER_UARTB_PHYS (VIPER_CPLD_PHYS + 0x300000)
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#define _VIPER_SRAM_BASE (VIPER_CPLD_PHYS + 0x800000)
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/* ... Virtual addresses */
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#define VIPER_LO_IRQ_STATUS __VIPER_CPLD_REG(_VIPER_LO_IRQ_STATUS)
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#define VIPER_HI_IRQ_STATUS __VIPER_CPLD_REG(_VIPER_HI_IRQ_STATUS)
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#define VIPER_VERSION __VIPER_CPLD_REG(_VIPER_VERSION_PHYS)
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#define VIPER_ICR __VIPER_CPLD_REG(_VIPER_ICR_PHYS)
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/* Decode VIPER_VERSION register */
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#define VIPER_CPLD_REVISION(x) (((x) >> 5) & 0x7)
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#define VIPER_BOARD_VERSION(x) (((x) >> 3) & 0x3)
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#define VIPER_BOARD_ISSUE(x) (((x) >> 0) & 0x7)
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/* Interrupt and Configuration Register (VIPER_ICR) */
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/* This is a write only register. Only CF_RST is used under Linux */
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|
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extern void viper_cf_rst(int state);
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|
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#define VIPER_ICR_RETRIG (1 << 0)
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#define VIPER_ICR_AUTO_CLR (1 << 1)
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#define VIPER_ICR_R_DIS (1 << 2)
|
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#define VIPER_ICR_CF_RST (1 << 3)
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|
||||
#endif
|
||||
|
||||
|
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@ -57,7 +57,7 @@ void __init pxa_init_irq(int irq_nr, set_wake_t fn)
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|||
|
||||
pxa_internal_irq_nr = irq_nr;
|
||||
|
||||
for (irq = 0; irq < irq_nr; irq += 32) {
|
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for (irq = PXA_IRQ(0); irq < PXA_IRQ(irq_nr); irq += 32) {
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_ICMR(irq) = 0; /* disable all IRQs */
|
||||
_ICLR(irq) = 0; /* all IRQs are IRQ, not FIQ */
|
||||
}
|
||||
|
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|
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|
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@ -0,0 +1,951 @@
|
|||
/*
|
||||
* linux/arch/arm/mach-pxa/viper.c
|
||||
*
|
||||
* Support for the Arcom VIPER SBC.
|
||||
*
|
||||
* Author: Ian Campbell
|
||||
* Created: Feb 03, 2003
|
||||
* Copyright: Arcom Control Systems
|
||||
*
|
||||
* Maintained by Marc Zyngier <maz@misterjones.org>
|
||||
* <marc.zyngier@altran.com>
|
||||
*
|
||||
* Based on lubbock.c:
|
||||
* Author: Nicolas Pitre
|
||||
* Created: Jun 15, 2001
|
||||
* Copyright: MontaVista Software Inc.
|
||||
*
|
||||
* 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/types.h>
|
||||
#include <linux/memory.h>
|
||||
#include <linux/cpu.h>
|
||||
#include <linux/cpufreq.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/fs.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/major.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/pm.h>
|
||||
#include <linux/sched.h>
|
||||
#include <linux/gpio.h>
|
||||
#include <linux/i2c-gpio.h>
|
||||
#include <linux/serial_8250.h>
|
||||
#include <linux/smc91x.h>
|
||||
#include <linux/pwm_backlight.h>
|
||||
#include <linux/usb/isp116x.h>
|
||||
#include <linux/mtd/mtd.h>
|
||||
#include <linux/mtd/partitions.h>
|
||||
#include <linux/mtd/physmap.h>
|
||||
|
||||
#include <mach/pxa-regs.h>
|
||||
#include <mach/pxa2xx-regs.h>
|
||||
#include <mach/bitfield.h>
|
||||
#include <mach/audio.h>
|
||||
#include <mach/pxafb.h>
|
||||
#include <mach/mfp-pxa25x.h>
|
||||
#include <mach/i2c.h>
|
||||
#include <mach/viper.h>
|
||||
|
||||
#include <asm/setup.h>
|
||||
#include <asm/mach-types.h>
|
||||
#include <asm/irq.h>
|
||||
#include <asm/sizes.h>
|
||||
|
||||
#include <asm/mach/arch.h>
|
||||
#include <asm/mach/map.h>
|
||||
#include <asm/mach/irq.h>
|
||||
|
||||
#include "generic.h"
|
||||
#include "devices.h"
|
||||
|
||||
static unsigned int icr;
|
||||
|
||||
static void viper_icr_set_bit(unsigned int bit)
|
||||
{
|
||||
icr |= bit;
|
||||
VIPER_ICR = icr;
|
||||
}
|
||||
|
||||
static void viper_icr_clear_bit(unsigned int bit)
|
||||
{
|
||||
icr &= ~bit;
|
||||
VIPER_ICR = icr;
|
||||
}
|
||||
|
||||
/* This function is used from the pcmcia module to reset the CF */
|
||||
void viper_cf_rst(int state)
|
||||
{
|
||||
if (state)
|
||||
viper_icr_set_bit(VIPER_ICR_CF_RST);
|
||||
else
|
||||
viper_icr_clear_bit(VIPER_ICR_CF_RST);
|
||||
}
|
||||
EXPORT_SYMBOL(viper_cf_rst);
|
||||
|
||||
/*
|
||||
* The CPLD version register was not present on VIPER boards prior to
|
||||
* v2i1. On v1 boards where the version register is not present we
|
||||
* will just read back the previous value from the databus.
|
||||
*
|
||||
* Therefore we do two reads. The first time we write 0 to the
|
||||
* (read-only) register before reading and the second time we write
|
||||
* 0xff first. If the two reads do not match or they read back as 0xff
|
||||
* or 0x00 then we have version 1 hardware.
|
||||
*/
|
||||
static u8 viper_hw_version(void)
|
||||
{
|
||||
u8 v1, v2;
|
||||
unsigned long flags;
|
||||
|
||||
local_irq_save(flags);
|
||||
|
||||
VIPER_VERSION = 0;
|
||||
v1 = VIPER_VERSION;
|
||||
VIPER_VERSION = 0xff;
|
||||
v2 = VIPER_VERSION;
|
||||
|
||||
v1 = (v1 != v2 || v1 == 0xff) ? 0 : v1;
|
||||
|
||||
local_irq_restore(flags);
|
||||
return v1;
|
||||
}
|
||||
|
||||
/* CPU sysdev */
|
||||
static int viper_cpu_suspend(struct sys_device *sysdev, pm_message_t state)
|
||||
{
|
||||
viper_icr_set_bit(VIPER_ICR_R_DIS);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int viper_cpu_resume(struct sys_device *sysdev)
|
||||
{
|
||||
viper_icr_clear_bit(VIPER_ICR_R_DIS);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct sysdev_driver viper_cpu_sysdev_driver = {
|
||||
.suspend = viper_cpu_suspend,
|
||||
.resume = viper_cpu_resume,
|
||||
};
|
||||
|
||||
static unsigned int current_voltage_divisor;
|
||||
|
||||
/*
|
||||
* If force is not true then step from existing to new divisor. If
|
||||
* force is true then jump straight to the new divisor. Stepping is
|
||||
* used because if the jump in voltage is too large, the VCC can dip
|
||||
* too low and the regulator cuts out.
|
||||
*
|
||||
* force can be used to initialize the divisor to a know state by
|
||||
* setting the value for the current clock speed, since we are already
|
||||
* running at that speed we know the voltage should be pretty close so
|
||||
* the jump won't be too large
|
||||
*/
|
||||
static void viper_set_core_cpu_voltage(unsigned long khz, int force)
|
||||
{
|
||||
int i = 0;
|
||||
unsigned int divisor = 0;
|
||||
const char *v;
|
||||
|
||||
if (khz < 200000) {
|
||||
v = "1.0"; divisor = 0xfff;
|
||||
} else if (khz < 300000) {
|
||||
v = "1.1"; divisor = 0xde5;
|
||||
} else {
|
||||
v = "1.3"; divisor = 0x325;
|
||||
}
|
||||
|
||||
pr_debug("viper: setting CPU core voltage to %sV at %d.%03dMHz\n",
|
||||
v, (int)khz / 1000, (int)khz % 1000);
|
||||
|
||||
#define STEP 0x100
|
||||
do {
|
||||
int step;
|
||||
|
||||
if (force)
|
||||
step = divisor;
|
||||
else if (current_voltage_divisor < divisor - STEP)
|
||||
step = current_voltage_divisor + STEP;
|
||||
else if (current_voltage_divisor > divisor + STEP)
|
||||
step = current_voltage_divisor - STEP;
|
||||
else
|
||||
step = divisor;
|
||||
force = 0;
|
||||
|
||||
gpio_set_value(VIPER_PSU_CLK_GPIO, 0);
|
||||
gpio_set_value(VIPER_PSU_nCS_LD_GPIO, 0);
|
||||
|
||||
for (i = 1 << 11 ; i > 0 ; i >>= 1) {
|
||||
udelay(1);
|
||||
|
||||
gpio_set_value(VIPER_PSU_DATA_GPIO, step & i);
|
||||
udelay(1);
|
||||
|
||||
gpio_set_value(VIPER_PSU_CLK_GPIO, 1);
|
||||
udelay(1);
|
||||
|
||||
gpio_set_value(VIPER_PSU_CLK_GPIO, 0);
|
||||
}
|
||||
udelay(1);
|
||||
|
||||
gpio_set_value(VIPER_PSU_nCS_LD_GPIO, 1);
|
||||
udelay(1);
|
||||
|
||||
gpio_set_value(VIPER_PSU_nCS_LD_GPIO, 0);
|
||||
|
||||
current_voltage_divisor = step;
|
||||
} while (current_voltage_divisor != divisor);
|
||||
}
|
||||
|
||||
/* Interrupt handling */
|
||||
static unsigned long viper_irq_enabled_mask;
|
||||
|
||||
static void viper_ack_irq(unsigned int irq)
|
||||
{
|
||||
int viper_irq = irq - PXA_ISA_IRQ(0);
|
||||
|
||||
if (viper_irq < 8)
|
||||
VIPER_LO_IRQ_STATUS = 1 << viper_irq;
|
||||
else
|
||||
VIPER_HI_IRQ_STATUS = 1 << (viper_irq - 8);
|
||||
}
|
||||
|
||||
static void viper_mask_irq(unsigned int irq)
|
||||
{
|
||||
viper_irq_enabled_mask &= ~(1 << (irq - PXA_ISA_IRQ(0)));
|
||||
}
|
||||
|
||||
static void viper_unmask_irq(unsigned int irq)
|
||||
{
|
||||
viper_irq_enabled_mask |= (1 << (irq - PXA_ISA_IRQ(0)));
|
||||
}
|
||||
|
||||
static inline unsigned long viper_irq_pending(void)
|
||||
{
|
||||
return (VIPER_HI_IRQ_STATUS << 8 | VIPER_LO_IRQ_STATUS) &
|
||||
viper_irq_enabled_mask;
|
||||
}
|
||||
|
||||
static void viper_irq_handler(unsigned int irq, struct irq_desc *desc)
|
||||
{
|
||||
unsigned long pending;
|
||||
|
||||
pending = viper_irq_pending();
|
||||
do {
|
||||
if (likely(pending)) {
|
||||
irq = PXA_ISA_IRQ(0) + __ffs(pending);
|
||||
generic_handle_irq(irq);
|
||||
}
|
||||
pending = viper_irq_pending();
|
||||
} while (pending);
|
||||
}
|
||||
|
||||
static struct irq_chip viper_irq_chip = {
|
||||
.name = "ISA",
|
||||
.ack = viper_ack_irq,
|
||||
.mask = viper_mask_irq,
|
||||
.unmask = viper_unmask_irq
|
||||
};
|
||||
|
||||
static void __init viper_init_irq(void)
|
||||
{
|
||||
const int isa_irqs[] = { 3, 4, 5, 6, 7, 10, 11, 12, 9, 14, 15 };
|
||||
int irq;
|
||||
int isa_irq;
|
||||
|
||||
pxa25x_init_irq();
|
||||
|
||||
/* setup ISA IRQs */
|
||||
for (irq = 0; irq < ARRAY_SIZE(isa_irqs); irq++) {
|
||||
isa_irq = isa_irqs[irq];
|
||||
set_irq_chip(isa_irq, &viper_irq_chip);
|
||||
set_irq_handler(isa_irq, handle_edge_irq);
|
||||
set_irq_flags(isa_irq, IRQF_VALID | IRQF_PROBE);
|
||||
}
|
||||
|
||||
set_irq_chained_handler(gpio_to_irq(VIPER_CPLD_GPIO),
|
||||
viper_irq_handler);
|
||||
set_irq_type(gpio_to_irq(VIPER_CPLD_GPIO), IRQ_TYPE_EDGE_BOTH);
|
||||
|
||||
#ifndef CONFIG_SERIAL_PXA
|
||||
/*
|
||||
* 8250 doesn't support IRQ_TYPE being passed as part
|
||||
* of the plat_serial8250_port structure...
|
||||
*/
|
||||
set_irq_type(gpio_to_irq(VIPER_UARTA_GPIO), IRQ_TYPE_EDGE_RISING);
|
||||
set_irq_type(gpio_to_irq(VIPER_UARTB_GPIO), IRQ_TYPE_EDGE_RISING);
|
||||
#endif
|
||||
}
|
||||
|
||||
/* Flat Panel */
|
||||
static struct pxafb_mode_info fb_mode_info[] = {
|
||||
{
|
||||
.pixclock = 157500,
|
||||
|
||||
.xres = 320,
|
||||
.yres = 240,
|
||||
|
||||
.bpp = 16,
|
||||
|
||||
.hsync_len = 63,
|
||||
.left_margin = 7,
|
||||
.right_margin = 13,
|
||||
|
||||
.vsync_len = 20,
|
||||
.upper_margin = 0,
|
||||
.lower_margin = 0,
|
||||
|
||||
.sync = 0,
|
||||
},
|
||||
};
|
||||
|
||||
static struct pxafb_mach_info fb_info = {
|
||||
.modes = fb_mode_info,
|
||||
.num_modes = 1,
|
||||
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
|
||||
};
|
||||
|
||||
static int viper_backlight_init(struct device *dev)
|
||||
{
|
||||
int ret;
|
||||
|
||||
/* GPIO9 and 10 control FB backlight. Initialise to off */
|
||||
ret = gpio_request(VIPER_BCKLIGHT_EN_GPIO, "Backlight");
|
||||
if (ret)
|
||||
goto err_request_bckl;
|
||||
|
||||
ret = gpio_request(VIPER_LCD_EN_GPIO, "LCD");
|
||||
if (ret)
|
||||
goto err_request_lcd;
|
||||
|
||||
ret = gpio_direction_output(VIPER_BCKLIGHT_EN_GPIO, 0);
|
||||
if (ret)
|
||||
goto err_dir;
|
||||
|
||||
ret = gpio_direction_output(VIPER_LCD_EN_GPIO, 0);
|
||||
if (ret)
|
||||
goto err_dir;
|
||||
|
||||
return 0;
|
||||
|
||||
err_dir:
|
||||
gpio_free(VIPER_LCD_EN_GPIO);
|
||||
err_request_lcd:
|
||||
gpio_free(VIPER_BCKLIGHT_EN_GPIO);
|
||||
err_request_bckl:
|
||||
dev_err(dev, "Failed to setup LCD GPIOs\n");
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int viper_backlight_notify(int brightness)
|
||||
{
|
||||
gpio_set_value(VIPER_LCD_EN_GPIO, !!brightness);
|
||||
gpio_set_value(VIPER_BCKLIGHT_EN_GPIO, !!brightness);
|
||||
|
||||
return brightness;
|
||||
}
|
||||
|
||||
static void viper_backlight_exit(struct device *dev)
|
||||
{
|
||||
gpio_free(VIPER_LCD_EN_GPIO);
|
||||
gpio_free(VIPER_BCKLIGHT_EN_GPIO);
|
||||
}
|
||||
|
||||
static struct platform_pwm_backlight_data viper_backlight_data = {
|
||||
.pwm_id = 0,
|
||||
.max_brightness = 100,
|
||||
.dft_brightness = 100,
|
||||
.pwm_period_ns = 1000000,
|
||||
.init = viper_backlight_init,
|
||||
.notify = viper_backlight_notify,
|
||||
.exit = viper_backlight_exit,
|
||||
};
|
||||
|
||||
static struct platform_device viper_backlight_device = {
|
||||
.name = "pwm-backlight",
|
||||
.dev = {
|
||||
.parent = &pxa25x_device_pwm0.dev,
|
||||
.platform_data = &viper_backlight_data,
|
||||
},
|
||||
};
|
||||
|
||||
/* Ethernet */
|
||||
static struct resource smc91x_resources[] = {
|
||||
[0] = {
|
||||
.name = "smc91x-regs",
|
||||
.start = VIPER_ETH_PHYS + 0x300,
|
||||
.end = VIPER_ETH_PHYS + 0x30f,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
[1] = {
|
||||
.start = gpio_to_irq(VIPER_ETH_GPIO),
|
||||
.end = gpio_to_irq(VIPER_ETH_GPIO),
|
||||
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
|
||||
},
|
||||
[2] = {
|
||||
.name = "smc91x-data32",
|
||||
.start = VIPER_ETH_DATA_PHYS,
|
||||
.end = VIPER_ETH_DATA_PHYS + 3,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
};
|
||||
|
||||
static struct smc91x_platdata viper_smc91x_info = {
|
||||
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
|
||||
.leda = RPC_LED_100_10,
|
||||
.ledb = RPC_LED_TX_RX,
|
||||
};
|
||||
|
||||
static struct platform_device smc91x_device = {
|
||||
.name = "smc91x",
|
||||
.id = -1,
|
||||
.num_resources = ARRAY_SIZE(smc91x_resources),
|
||||
.resource = smc91x_resources,
|
||||
.dev = {
|
||||
.platform_data = &viper_smc91x_info,
|
||||
},
|
||||
};
|
||||
|
||||
/* i2c */
|
||||
static struct i2c_gpio_platform_data i2c_bus_data = {
|
||||
.sda_pin = VIPER_RTC_I2C_SDA_GPIO,
|
||||
.scl_pin = VIPER_RTC_I2C_SCL_GPIO,
|
||||
.udelay = 10,
|
||||
.timeout = 100,
|
||||
};
|
||||
|
||||
static struct platform_device i2c_bus_device = {
|
||||
.name = "i2c-gpio",
|
||||
.id = 1, /* pxa2xx-i2c is bus 0, so start at 1 */
|
||||
.dev = {
|
||||
.platform_data = &i2c_bus_data,
|
||||
}
|
||||
};
|
||||
|
||||
static struct i2c_board_info __initdata viper_i2c_devices[] = {
|
||||
{
|
||||
I2C_BOARD_INFO("ds1338", 0x68),
|
||||
},
|
||||
};
|
||||
|
||||
/*
|
||||
* Serial configuration:
|
||||
* You can either have the standard PXA ports driven by the PXA driver,
|
||||
* or all the ports (PXA + 16850) driven by the 8250 driver.
|
||||
* Choose your poison.
|
||||
*/
|
||||
|
||||
static struct resource viper_serial_resources[] = {
|
||||
#ifndef CONFIG_SERIAL_PXA
|
||||
{
|
||||
.start = 0x40100000,
|
||||
.end = 0x4010001f,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
{
|
||||
.start = 0x40200000,
|
||||
.end = 0x4020001f,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
{
|
||||
.start = 0x40700000,
|
||||
.end = 0x4070001f,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
{
|
||||
.start = VIPER_UARTA_PHYS,
|
||||
.end = VIPER_UARTA_PHYS + 0xf,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
{
|
||||
.start = VIPER_UARTB_PHYS,
|
||||
.end = VIPER_UARTB_PHYS + 0xf,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
#else
|
||||
{
|
||||
0,
|
||||
},
|
||||
#endif
|
||||
};
|
||||
|
||||
static struct plat_serial8250_port serial_platform_data[] = {
|
||||
#ifndef CONFIG_SERIAL_PXA
|
||||
/* Internal UARTs */
|
||||
{
|
||||
.membase = (void *)&FFUART,
|
||||
.mapbase = __PREG(FFUART),
|
||||
.irq = IRQ_FFUART,
|
||||
.uartclk = 921600 * 16,
|
||||
.regshift = 2,
|
||||
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
|
||||
.iotype = UPIO_MEM,
|
||||
},
|
||||
{
|
||||
.membase = (void *)&BTUART,
|
||||
.mapbase = __PREG(BTUART),
|
||||
.irq = IRQ_BTUART,
|
||||
.uartclk = 921600 * 16,
|
||||
.regshift = 2,
|
||||
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
|
||||
.iotype = UPIO_MEM,
|
||||
},
|
||||
{
|
||||
.membase = (void *)&STUART,
|
||||
.mapbase = __PREG(STUART),
|
||||
.irq = IRQ_STUART,
|
||||
.uartclk = 921600 * 16,
|
||||
.regshift = 2,
|
||||
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
|
||||
.iotype = UPIO_MEM,
|
||||
},
|
||||
/* External UARTs */
|
||||
{
|
||||
.mapbase = VIPER_UARTA_PHYS,
|
||||
.irq = gpio_to_irq(VIPER_UARTA_GPIO),
|
||||
.uartclk = 1843200,
|
||||
.regshift = 1,
|
||||
.iotype = UPIO_MEM,
|
||||
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP |
|
||||
UPF_SKIP_TEST,
|
||||
},
|
||||
{
|
||||
.mapbase = VIPER_UARTB_PHYS,
|
||||
.irq = gpio_to_irq(VIPER_UARTB_GPIO),
|
||||
.uartclk = 1843200,
|
||||
.regshift = 1,
|
||||
.iotype = UPIO_MEM,
|
||||
.flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP |
|
||||
UPF_SKIP_TEST,
|
||||
},
|
||||
#endif
|
||||
{ },
|
||||
};
|
||||
|
||||
static struct platform_device serial_device = {
|
||||
.name = "serial8250",
|
||||
.id = 0,
|
||||
.dev = {
|
||||
.platform_data = serial_platform_data,
|
||||
},
|
||||
.num_resources = ARRAY_SIZE(viper_serial_resources),
|
||||
.resource = viper_serial_resources,
|
||||
};
|
||||
|
||||
/* USB */
|
||||
static void isp116x_delay(struct device *dev, int delay)
|
||||
{
|
||||
ndelay(delay);
|
||||
}
|
||||
|
||||
static struct resource isp116x_resources[] = {
|
||||
[0] = { /* DATA */
|
||||
.start = VIPER_USB_PHYS + 0,
|
||||
.end = VIPER_USB_PHYS + 1,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
[1] = { /* ADDR */
|
||||
.start = VIPER_USB_PHYS + 2,
|
||||
.end = VIPER_USB_PHYS + 3,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
[2] = {
|
||||
.start = gpio_to_irq(VIPER_USB_GPIO),
|
||||
.end = gpio_to_irq(VIPER_USB_GPIO),
|
||||
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
|
||||
},
|
||||
};
|
||||
|
||||
/* (DataBusWidth16|AnalogOCEnable|DREQOutputPolarity|DownstreamPort15KRSel ) */
|
||||
static struct isp116x_platform_data isp116x_platform_data = {
|
||||
/* Enable internal resistors on downstream ports */
|
||||
.sel15Kres = 1,
|
||||
/* On-chip overcurrent protection */
|
||||
.oc_enable = 1,
|
||||
/* INT output polarity */
|
||||
.int_act_high = 1,
|
||||
/* INT edge or level triggered */
|
||||
.int_edge_triggered = 0,
|
||||
|
||||
/* WAKEUP pin connected - NOT SUPPORTED */
|
||||
/* .remote_wakeup_connected = 0, */
|
||||
/* Wakeup by devices on usb bus enabled */
|
||||
.remote_wakeup_enable = 0,
|
||||
.delay = isp116x_delay,
|
||||
};
|
||||
|
||||
static struct platform_device isp116x_device = {
|
||||
.name = "isp116x-hcd",
|
||||
.id = -1,
|
||||
.num_resources = ARRAY_SIZE(isp116x_resources),
|
||||
.resource = isp116x_resources,
|
||||
.dev = {
|
||||
.platform_data = &isp116x_platform_data,
|
||||
},
|
||||
|
||||
};
|
||||
|
||||
/* MTD */
|
||||
static struct resource mtd_resources[] = {
|
||||
[0] = { /* RedBoot config + filesystem flash */
|
||||
.start = VIPER_FLASH_PHYS,
|
||||
.end = VIPER_FLASH_PHYS + SZ_32M - 1,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
[1] = { /* Boot flash */
|
||||
.start = VIPER_BOOT_PHYS,
|
||||
.end = VIPER_BOOT_PHYS + SZ_1M - 1,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
[2] = { /*
|
||||
* SRAM size is actually 256KB, 8bits, with a sparse mapping
|
||||
* (each byte is on a 16bit boundary).
|
||||
*/
|
||||
.start = _VIPER_SRAM_BASE,
|
||||
.end = _VIPER_SRAM_BASE + SZ_512K - 1,
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
};
|
||||
|
||||
static struct mtd_partition viper_boot_flash_partition = {
|
||||
.name = "RedBoot",
|
||||
.size = SZ_1M,
|
||||
.offset = 0,
|
||||
.mask_flags = MTD_WRITEABLE, /* force R/O */
|
||||
};
|
||||
|
||||
static struct physmap_flash_data viper_flash_data[] = {
|
||||
[0] = {
|
||||
.width = 2,
|
||||
.parts = NULL,
|
||||
.nr_parts = 0,
|
||||
},
|
||||
[1] = {
|
||||
.width = 2,
|
||||
.parts = &viper_boot_flash_partition,
|
||||
.nr_parts = 1,
|
||||
},
|
||||
};
|
||||
|
||||
static struct platform_device viper_mtd_devices[] = {
|
||||
[0] = {
|
||||
.name = "physmap-flash",
|
||||
.id = 0,
|
||||
.dev = {
|
||||
.platform_data = &viper_flash_data[0],
|
||||
},
|
||||
.resource = &mtd_resources[0],
|
||||
.num_resources = 1,
|
||||
},
|
||||
[1] = {
|
||||
.name = "physmap-flash",
|
||||
.id = 1,
|
||||
.dev = {
|
||||
.platform_data = &viper_flash_data[1],
|
||||
},
|
||||
.resource = &mtd_resources[1],
|
||||
.num_resources = 1,
|
||||
},
|
||||
};
|
||||
|
||||
static struct platform_device *viper_devs[] __initdata = {
|
||||
&smc91x_device,
|
||||
&i2c_bus_device,
|
||||
&serial_device,
|
||||
&isp116x_device,
|
||||
&viper_mtd_devices[0],
|
||||
&viper_mtd_devices[1],
|
||||
&viper_backlight_device,
|
||||
};
|
||||
|
||||
static mfp_cfg_t viper_pin_config[] __initdata = {
|
||||
/* Chip selects */
|
||||
GPIO15_nCS_1,
|
||||
GPIO78_nCS_2,
|
||||
GPIO79_nCS_3,
|
||||
GPIO80_nCS_4,
|
||||
GPIO33_nCS_5,
|
||||
|
||||
/* FP Backlight */
|
||||
GPIO9_GPIO, /* VIPER_BCKLIGHT_EN_GPIO */
|
||||
GPIO10_GPIO, /* VIPER_LCD_EN_GPIO */
|
||||
GPIO16_PWM0_OUT,
|
||||
|
||||
/* Ethernet PHY Ready */
|
||||
GPIO18_RDY,
|
||||
|
||||
/* Serial shutdown */
|
||||
GPIO12_GPIO | MFP_LPM_DRIVE_HIGH, /* VIPER_UART_SHDN_GPIO */
|
||||
|
||||
/* Compact-Flash / PC104 */
|
||||
GPIO48_nPOE,
|
||||
GPIO49_nPWE,
|
||||
GPIO50_nPIOR,
|
||||
GPIO51_nPIOW,
|
||||
GPIO52_nPCE_1,
|
||||
GPIO53_nPCE_2,
|
||||
GPIO54_nPSKTSEL,
|
||||
GPIO55_nPREG,
|
||||
GPIO56_nPWAIT,
|
||||
GPIO57_nIOIS16,
|
||||
GPIO8_GPIO, /* VIPER_CF_RDY_GPIO */
|
||||
GPIO32_GPIO, /* VIPER_CF_CD_GPIO */
|
||||
GPIO82_GPIO, /* VIPER_CF_POWER_GPIO */
|
||||
|
||||
/* Integrated UPS control */
|
||||
GPIO20_GPIO, /* VIPER_UPS_GPIO */
|
||||
|
||||
/* Vcc regulator control */
|
||||
GPIO6_GPIO, /* VIPER_PSU_DATA_GPIO */
|
||||
GPIO11_GPIO, /* VIPER_PSU_CLK_GPIO */
|
||||
GPIO19_GPIO, /* VIPER_PSU_nCS_LD_GPIO */
|
||||
|
||||
/* i2c busses */
|
||||
GPIO26_GPIO, /* VIPER_TPM_I2C_SDA_GPIO */
|
||||
GPIO27_GPIO, /* VIPER_TPM_I2C_SCL_GPIO */
|
||||
GPIO83_GPIO, /* VIPER_RTC_I2C_SDA_GPIO */
|
||||
GPIO84_GPIO, /* VIPER_RTC_I2C_SCL_GPIO */
|
||||
|
||||
/* PC/104 Interrupt */
|
||||
GPIO1_GPIO | WAKEUP_ON_EDGE_RISE, /* VIPER_CPLD_GPIO */
|
||||
};
|
||||
|
||||
static unsigned long viper_tpm;
|
||||
|
||||
static int __init viper_tpm_setup(char *str)
|
||||
{
|
||||
strict_strtoul(str, 10, &viper_tpm);
|
||||
return 1;
|
||||
}
|
||||
|
||||
__setup("tpm=", viper_tpm_setup);
|
||||
|
||||
static void __init viper_tpm_init(void)
|
||||
{
|
||||
struct platform_device *tpm_device;
|
||||
struct i2c_gpio_platform_data i2c_tpm_data = {
|
||||
.sda_pin = VIPER_TPM_I2C_SDA_GPIO,
|
||||
.scl_pin = VIPER_TPM_I2C_SCL_GPIO,
|
||||
.udelay = 10,
|
||||
.timeout = 100,
|
||||
};
|
||||
char *errstr;
|
||||
|
||||
/* Allocate TPM i2c bus if requested */
|
||||
if (!viper_tpm)
|
||||
return;
|
||||
|
||||
tpm_device = platform_device_alloc("i2c-gpio", 2);
|
||||
if (tpm_device) {
|
||||
if (!platform_device_add_data(tpm_device,
|
||||
&i2c_tpm_data,
|
||||
sizeof(i2c_tpm_data))) {
|
||||
if (platform_device_add(tpm_device)) {
|
||||
errstr = "register TPM i2c bus";
|
||||
goto error_free_tpm;
|
||||
}
|
||||
} else {
|
||||
errstr = "allocate TPM i2c bus data";
|
||||
goto error_free_tpm;
|
||||
}
|
||||
} else {
|
||||
errstr = "allocate TPM i2c device";
|
||||
goto error_tpm;
|
||||
}
|
||||
|
||||
return;
|
||||
|
||||
error_free_tpm:
|
||||
kfree(tpm_device);
|
||||
error_tpm:
|
||||
pr_err("viper: Couldn't %s, giving up\n", errstr);
|
||||
}
|
||||
|
||||
static void __init viper_init_vcore_gpios(void)
|
||||
{
|
||||
if (gpio_request(VIPER_PSU_DATA_GPIO, "PSU data"))
|
||||
goto err_request_data;
|
||||
|
||||
if (gpio_request(VIPER_PSU_CLK_GPIO, "PSU clock"))
|
||||
goto err_request_clk;
|
||||
|
||||
if (gpio_request(VIPER_PSU_nCS_LD_GPIO, "PSU cs"))
|
||||
goto err_request_cs;
|
||||
|
||||
if (gpio_direction_output(VIPER_PSU_DATA_GPIO, 0) ||
|
||||
gpio_direction_output(VIPER_PSU_CLK_GPIO, 0) ||
|
||||
gpio_direction_output(VIPER_PSU_nCS_LD_GPIO, 0))
|
||||
goto err_dir;
|
||||
|
||||
/* c/should assume redboot set the correct level ??? */
|
||||
viper_set_core_cpu_voltage(get_clk_frequency_khz(0), 1);
|
||||
|
||||
return;
|
||||
|
||||
err_dir:
|
||||
gpio_free(VIPER_PSU_nCS_LD_GPIO);
|
||||
err_request_cs:
|
||||
gpio_free(VIPER_PSU_CLK_GPIO);
|
||||
err_request_clk:
|
||||
gpio_free(VIPER_PSU_DATA_GPIO);
|
||||
err_request_data:
|
||||
pr_err("viper: Failed to setup vcore control GPIOs\n");
|
||||
}
|
||||
|
||||
static void __init viper_init_serial_gpio(void)
|
||||
{
|
||||
if (gpio_request(VIPER_UART_SHDN_GPIO, "UARTs shutdown"))
|
||||
goto err_request;
|
||||
|
||||
if (gpio_direction_output(VIPER_UART_SHDN_GPIO, 0))
|
||||
goto err_dir;
|
||||
|
||||
return;
|
||||
|
||||
err_dir:
|
||||
gpio_free(VIPER_UART_SHDN_GPIO);
|
||||
err_request:
|
||||
pr_err("viper: Failed to setup UART shutdown GPIO\n");
|
||||
}
|
||||
|
||||
#ifdef CONFIG_CPU_FREQ
|
||||
static int viper_cpufreq_notifier(struct notifier_block *nb,
|
||||
unsigned long val, void *data)
|
||||
{
|
||||
struct cpufreq_freqs *freq = data;
|
||||
|
||||
/* TODO: Adjust timings??? */
|
||||
|
||||
switch (val) {
|
||||
case CPUFREQ_PRECHANGE:
|
||||
if (freq->old < freq->new) {
|
||||
/* we are getting faster so raise the voltage
|
||||
* before we change freq */
|
||||
viper_set_core_cpu_voltage(freq->new, 0);
|
||||
}
|
||||
break;
|
||||
case CPUFREQ_POSTCHANGE:
|
||||
if (freq->old > freq->new) {
|
||||
/* we are slowing down so drop the power
|
||||
* after we change freq */
|
||||
viper_set_core_cpu_voltage(freq->new, 0);
|
||||
}
|
||||
break;
|
||||
case CPUFREQ_RESUMECHANGE:
|
||||
viper_set_core_cpu_voltage(freq->new, 0);
|
||||
break;
|
||||
default:
|
||||
/* ignore */
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct notifier_block viper_cpufreq_notifier_block = {
|
||||
.notifier_call = viper_cpufreq_notifier
|
||||
};
|
||||
|
||||
static void __init viper_init_cpufreq(void)
|
||||
{
|
||||
if (cpufreq_register_notifier(&viper_cpufreq_notifier_block,
|
||||
CPUFREQ_TRANSITION_NOTIFIER))
|
||||
pr_err("viper: Failed to setup cpufreq notifier\n");
|
||||
}
|
||||
#else
|
||||
static inline void viper_init_cpufreq(void) {}
|
||||
#endif
|
||||
|
||||
static void viper_power_off(void)
|
||||
{
|
||||
pr_notice("Shutting off UPS\n");
|
||||
gpio_set_value(VIPER_UPS_GPIO, 1);
|
||||
/* Spin to death... */
|
||||
while (1);
|
||||
}
|
||||
|
||||
static void __init viper_init(void)
|
||||
{
|
||||
u8 version;
|
||||
|
||||
pm_power_off = viper_power_off;
|
||||
|
||||
pxa2xx_mfp_config(ARRAY_AND_SIZE(viper_pin_config));
|
||||
|
||||
/* Wake-up serial console */
|
||||
viper_init_serial_gpio();
|
||||
|
||||
set_pxa_fb_info(&fb_info);
|
||||
|
||||
/* v1 hardware cannot use the datacs line */
|
||||
version = viper_hw_version();
|
||||
if (version == 0)
|
||||
smc91x_device.num_resources--;
|
||||
|
||||
pxa_set_i2c_info(NULL);
|
||||
platform_add_devices(viper_devs, ARRAY_SIZE(viper_devs));
|
||||
|
||||
viper_init_vcore_gpios();
|
||||
viper_init_cpufreq();
|
||||
|
||||
sysdev_driver_register(&cpu_sysdev_class, &viper_cpu_sysdev_driver);
|
||||
|
||||
if (version) {
|
||||
pr_info("viper: hardware v%di%d detected. "
|
||||
"CPLD revision %d.\n",
|
||||
VIPER_BOARD_VERSION(version),
|
||||
VIPER_BOARD_ISSUE(version),
|
||||
VIPER_CPLD_REVISION(version));
|
||||
system_rev = (VIPER_BOARD_VERSION(version) << 8) |
|
||||
(VIPER_BOARD_ISSUE(version) << 4) |
|
||||
VIPER_CPLD_REVISION(version);
|
||||
} else {
|
||||
pr_info("viper: No version register.\n");
|
||||
}
|
||||
|
||||
i2c_register_board_info(1, ARRAY_AND_SIZE(viper_i2c_devices));
|
||||
|
||||
viper_tpm_init();
|
||||
pxa_set_ac97_info(NULL);
|
||||
}
|
||||
|
||||
static struct map_desc viper_io_desc[] __initdata = {
|
||||
{
|
||||
.virtual = VIPER_CPLD_BASE,
|
||||
.pfn = __phys_to_pfn(VIPER_CPLD_PHYS),
|
||||
.length = 0x00300000,
|
||||
.type = MT_DEVICE,
|
||||
},
|
||||
{
|
||||
.virtual = VIPER_PC104IO_BASE,
|
||||
.pfn = __phys_to_pfn(_PCMCIA1IO),
|
||||
.length = 0x00800000,
|
||||
.type = MT_DEVICE,
|
||||
},
|
||||
};
|
||||
|
||||
static void __init viper_map_io(void)
|
||||
{
|
||||
pxa_map_io();
|
||||
|
||||
iotable_init(viper_io_desc, ARRAY_SIZE(viper_io_desc));
|
||||
|
||||
PCFR |= PCFR_OPDE;
|
||||
}
|
||||
|
||||
MACHINE_START(VIPER, "Arcom/Eurotech VIPER SBC")
|
||||
/* Maintainer: Marc Zyngier <maz@misterjones.org> */
|
||||
.phys_io = 0x40000000,
|
||||
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
||||
.boot_params = 0xa0000100,
|
||||
.map_io = viper_map_io,
|
||||
.init_irq = viper_init_irq,
|
||||
.timer = &pxa_timer,
|
||||
.init_machine = viper_init,
|
||||
MACHINE_END
|
||||
|
|
@ -1520,7 +1520,9 @@ smc_open(struct net_device *dev)
|
|||
/* Setup the default Register Modes */
|
||||
lp->tcr_cur_mode = TCR_DEFAULT;
|
||||
lp->rcr_cur_mode = RCR_DEFAULT;
|
||||
lp->rpc_cur_mode = RPC_DEFAULT;
|
||||
lp->rpc_cur_mode = RPC_DEFAULT |
|
||||
lp->cfg.leda << RPC_LSXA_SHFT |
|
||||
lp->cfg.ledb << RPC_LSXB_SHFT;
|
||||
|
||||
/*
|
||||
* If we are not using a MII interface, we need to
|
||||
|
|
@ -2157,6 +2159,11 @@ static int smc_drv_probe(struct platform_device *pdev)
|
|||
lp->cfg.flags |= (nowait) ? SMC91X_NOWAIT : 0;
|
||||
}
|
||||
|
||||
if (!lp->cfg.leda && !lp->cfg.ledb) {
|
||||
lp->cfg.leda = RPC_LSA_DEFAULT;
|
||||
lp->cfg.ledb = RPC_LSB_DEFAULT;
|
||||
}
|
||||
|
||||
ndev->dma = (unsigned char)-1;
|
||||
|
||||
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smc91x-regs");
|
||||
|
|
|
|||
|
|
@ -43,7 +43,8 @@
|
|||
#if defined(CONFIG_ARCH_LUBBOCK) ||\
|
||||
defined(CONFIG_MACH_MAINSTONE) ||\
|
||||
defined(CONFIG_MACH_ZYLONITE) ||\
|
||||
defined(CONFIG_MACH_LITTLETON)
|
||||
defined(CONFIG_MACH_LITTLETON) ||\
|
||||
defined(CONFIG_ARCH_VIPER)
|
||||
|
||||
#include <asm/mach-types.h>
|
||||
|
||||
|
|
@ -778,14 +779,6 @@ smc_pxa_dma_irq(int dma, void *dummy)
|
|||
#define RPC_ANEG 0x0800 // When 1 PHY is in Auto-Negotiate Mode
|
||||
#define RPC_LSXA_SHFT 5 // Bits to shift LS2A,LS1A,LS0A to lsb
|
||||
#define RPC_LSXB_SHFT 2 // Bits to get LS2B,LS1B,LS0B to lsb
|
||||
#define RPC_LED_100_10 (0x00) // LED = 100Mbps OR's with 10Mbps link detect
|
||||
#define RPC_LED_RES (0x01) // LED = Reserved
|
||||
#define RPC_LED_10 (0x02) // LED = 10Mbps link detect
|
||||
#define RPC_LED_FD (0x03) // LED = Full Duplex Mode
|
||||
#define RPC_LED_TX_RX (0x04) // LED = TX or RX packet occurred
|
||||
#define RPC_LED_100 (0x05) // LED = 100Mbps link dectect
|
||||
#define RPC_LED_TX (0x06) // LED = TX packet occurred
|
||||
#define RPC_LED_RX (0x07) // LED = RX packet occurred
|
||||
|
||||
#ifndef RPC_LSA_DEFAULT
|
||||
#define RPC_LSA_DEFAULT RPC_LED_100
|
||||
|
|
@ -794,7 +787,7 @@ smc_pxa_dma_irq(int dma, void *dummy)
|
|||
#define RPC_LSB_DEFAULT RPC_LED_FD
|
||||
#endif
|
||||
|
||||
#define RPC_DEFAULT (RPC_ANEG | (RPC_LSA_DEFAULT << RPC_LSXA_SHFT) | (RPC_LSB_DEFAULT << RPC_LSXB_SHFT) | RPC_SPEED | RPC_DPLX)
|
||||
#define RPC_DEFAULT (RPC_ANEG | RPC_SPEED | RPC_DPLX)
|
||||
|
||||
|
||||
/* Bank 0 0x0C is reserved */
|
||||
|
|
|
|||
|
|
@ -220,7 +220,8 @@ config PCMCIA_PXA2XX
|
|||
tristate "PXA2xx support"
|
||||
depends on ARM && ARCH_PXA && PCMCIA
|
||||
depends on (ARCH_LUBBOCK || MACH_MAINSTONE || PXA_SHARPSL \
|
||||
|| MACH_ARMCORE || ARCH_PXA_PALM || TRIZEPS_PCMCIA)
|
||||
|| MACH_ARMCORE || ARCH_PXA_PALM || TRIZEPS_PCMCIA \
|
||||
|| ARCH_VIPER)
|
||||
help
|
||||
Say Y here to include support for the PXA2xx PCMCIA controller
|
||||
|
||||
|
|
|
|||
|
|
@ -72,7 +72,7 @@ pxa2xx_cs-$(CONFIG_ARCH_LUBBOCK) += pxa2xx_lubbock.o sa1111_generic.o
|
|||
pxa2xx_cs-$(CONFIG_MACH_MAINSTONE) += pxa2xx_mainstone.o
|
||||
pxa2xx_cs-$(CONFIG_PXA_SHARPSL) += pxa2xx_sharpsl.o
|
||||
pxa2xx_cs-$(CONFIG_MACH_ARMCORE) += pxa2xx_cm_x2xx.o pxa2xx_cm_x255.o pxa2xx_cm_x270.o
|
||||
pxa2xx_cs-$(CONFIG_ARCH_VIPER) += pxa2xx_viper.o
|
||||
pxa2xx_cs-$(CONFIG_TRIZEPS_PCMCIA) += pxa2xx_trizeps.o
|
||||
pxa2xx_cs-$(CONFIG_MACH_PALMTX) += pxa2xx_palmtx.o
|
||||
pxa2xx_cs-$(CONFIG_MACH_PALMLD) += pxa2xx_palmld.o
|
||||
|
||||
|
|
|
|||
|
|
@ -30,6 +30,7 @@
|
|||
#include <asm/system.h>
|
||||
#include <mach/pxa-regs.h>
|
||||
#include <mach/pxa2xx-regs.h>
|
||||
#include <asm/mach-types.h>
|
||||
|
||||
#include <pcmcia/cs_types.h>
|
||||
#include <pcmcia/ss.h>
|
||||
|
|
@ -166,18 +167,32 @@ pxa2xx_pcmcia_frequency_change(struct soc_pcmcia_socket *skt,
|
|||
}
|
||||
#endif
|
||||
|
||||
static void pxa2xx_configure_sockets(struct device *dev)
|
||||
{
|
||||
struct pcmcia_low_level *ops = dev->platform_data;
|
||||
|
||||
/*
|
||||
* We have at least one socket, so set MECR:CIT
|
||||
* (Card Is There)
|
||||
*/
|
||||
MECR |= MECR_CIT;
|
||||
|
||||
/* Set MECR:NOS (Number Of Sockets) */
|
||||
if (ops->nr > 1 || machine_is_viper())
|
||||
MECR |= MECR_NOS;
|
||||
else
|
||||
MECR &= ~MECR_NOS;
|
||||
}
|
||||
|
||||
int __pxa2xx_drv_pcmcia_probe(struct device *dev)
|
||||
{
|
||||
int ret;
|
||||
struct pcmcia_low_level *ops;
|
||||
int first, nr;
|
||||
|
||||
if (!dev || !dev->platform_data)
|
||||
return -ENODEV;
|
||||
|
||||
ops = (struct pcmcia_low_level *)dev->platform_data;
|
||||
first = ops->first;
|
||||
nr = ops->nr;
|
||||
|
||||
/* Provide our PXA2xx specific timing routines. */
|
||||
ops->set_timing = pxa2xx_pcmcia_set_timing;
|
||||
|
|
@ -185,21 +200,10 @@ int __pxa2xx_drv_pcmcia_probe(struct device *dev)
|
|||
ops->frequency_change = pxa2xx_pcmcia_frequency_change;
|
||||
#endif
|
||||
|
||||
ret = soc_common_drv_pcmcia_probe(dev, ops, first, nr);
|
||||
ret = soc_common_drv_pcmcia_probe(dev, ops, ops->first, ops->nr);
|
||||
|
||||
if (ret == 0) {
|
||||
/*
|
||||
* We have at least one socket, so set MECR:CIT
|
||||
* (Card Is There)
|
||||
*/
|
||||
MECR |= MECR_CIT;
|
||||
|
||||
/* Set MECR:NOS (Number Of Sockets) */
|
||||
if (nr > 1)
|
||||
MECR |= MECR_NOS;
|
||||
else
|
||||
MECR &= ~MECR_NOS;
|
||||
}
|
||||
if (!ret)
|
||||
pxa2xx_configure_sockets(dev);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
|
@ -223,11 +227,7 @@ static int pxa2xx_drv_pcmcia_suspend(struct platform_device *dev, pm_message_t s
|
|||
|
||||
static int pxa2xx_drv_pcmcia_resume(struct platform_device *dev)
|
||||
{
|
||||
struct pcmcia_low_level *ops = dev->dev.platform_data;
|
||||
int nr = ops ? ops->nr : 0;
|
||||
|
||||
MECR = nr > 1 ? MECR_CIT | MECR_NOS : (nr > 0 ? MECR_CIT : 0);
|
||||
|
||||
pxa2xx_configure_sockets(&dev->dev);
|
||||
return pcmcia_socket_dev_resume(&dev->dev);
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1,179 @@
|
|||
/*
|
||||
* VIPER PCMCIA support
|
||||
* Copyright 2004 Arcom Control Systems
|
||||
*
|
||||
* Maintained by Marc Zyngier <maz@misterjones.org>
|
||||
* <marc.zyngier@altran.com>
|
||||
*
|
||||
* Based on:
|
||||
* iPAQ h2200 PCMCIA support
|
||||
* Copyright 2004 Koen Kooi <koen@vestingbar.nl>
|
||||
*
|
||||
* This file is subject to the terms and conditions of the GNU General Public
|
||||
* License. See the file COPYING in the main directory of this archive for
|
||||
* more details.
|
||||
*/
|
||||
|
||||
#include <linux/module.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/errno.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/gpio.h>
|
||||
|
||||
#include <pcmcia/ss.h>
|
||||
|
||||
#include <asm/irq.h>
|
||||
|
||||
#include <mach/pxa-regs.h>
|
||||
#include <mach/viper.h>
|
||||
#include <asm/mach-types.h>
|
||||
|
||||
#include "soc_common.h"
|
||||
#include "pxa2xx_base.h"
|
||||
|
||||
static struct pcmcia_irqs irqs[] = {
|
||||
{ 0, gpio_to_irq(VIPER_CF_CD_GPIO), "PCMCIA_CD" }
|
||||
};
|
||||
|
||||
static int viper_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
|
||||
{
|
||||
unsigned long flags;
|
||||
|
||||
skt->irq = gpio_to_irq(VIPER_CF_RDY_GPIO);
|
||||
|
||||
if (gpio_request(VIPER_CF_CD_GPIO, "CF detect"))
|
||||
goto err_request_cd;
|
||||
|
||||
if (gpio_request(VIPER_CF_RDY_GPIO, "CF ready"))
|
||||
goto err_request_rdy;
|
||||
|
||||
if (gpio_request(VIPER_CF_POWER_GPIO, "CF power"))
|
||||
goto err_request_pwr;
|
||||
|
||||
local_irq_save(flags);
|
||||
|
||||
/* GPIO 82 is the CF power enable line. initially off */
|
||||
if (gpio_direction_output(VIPER_CF_POWER_GPIO, 0) ||
|
||||
gpio_direction_input(VIPER_CF_CD_GPIO) ||
|
||||
gpio_direction_input(VIPER_CF_RDY_GPIO)) {
|
||||
local_irq_restore(flags);
|
||||
goto err_dir;
|
||||
}
|
||||
|
||||
local_irq_restore(flags);
|
||||
|
||||
return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
|
||||
|
||||
err_dir:
|
||||
gpio_free(VIPER_CF_POWER_GPIO);
|
||||
err_request_pwr:
|
||||
gpio_free(VIPER_CF_RDY_GPIO);
|
||||
err_request_rdy:
|
||||
gpio_free(VIPER_CF_CD_GPIO);
|
||||
err_request_cd:
|
||||
printk(KERN_ERR "viper: Failed to setup PCMCIA GPIOs\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
/*
|
||||
* Release all resources.
|
||||
*/
|
||||
static void viper_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
|
||||
{
|
||||
soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs));
|
||||
gpio_free(VIPER_CF_POWER_GPIO);
|
||||
gpio_free(VIPER_CF_RDY_GPIO);
|
||||
gpio_free(VIPER_CF_CD_GPIO);
|
||||
}
|
||||
|
||||
static void viper_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
|
||||
struct pcmcia_state *state)
|
||||
{
|
||||
state->detect = gpio_get_value(VIPER_CF_CD_GPIO) ? 0 : 1;
|
||||
state->ready = gpio_get_value(VIPER_CF_RDY_GPIO) ? 1 : 0;
|
||||
state->bvd1 = 1;
|
||||
state->bvd2 = 1;
|
||||
state->wrprot = 0;
|
||||
state->vs_3v = 1; /* Can only apply 3.3V */
|
||||
state->vs_Xv = 0;
|
||||
}
|
||||
|
||||
static int viper_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
|
||||
const socket_state_t *state)
|
||||
{
|
||||
/* Silently ignore Vpp, output enable, speaker enable. */
|
||||
viper_cf_rst(state->flags & SS_RESET);
|
||||
|
||||
/* Apply socket voltage */
|
||||
switch (state->Vcc) {
|
||||
case 0:
|
||||
gpio_set_value(VIPER_CF_POWER_GPIO, 0);
|
||||
break;
|
||||
case 33:
|
||||
gpio_set_value(VIPER_CF_POWER_GPIO, 1);
|
||||
break;
|
||||
default:
|
||||
printk(KERN_ERR "%s: Unsupported Vcc:%d\n",
|
||||
__func__, state->Vcc);
|
||||
return -1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void viper_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
|
||||
{
|
||||
}
|
||||
|
||||
static void viper_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
|
||||
{
|
||||
}
|
||||
|
||||
static struct pcmcia_low_level viper_pcmcia_ops __initdata = {
|
||||
.owner = THIS_MODULE,
|
||||
.hw_init = viper_pcmcia_hw_init,
|
||||
.hw_shutdown = viper_pcmcia_hw_shutdown,
|
||||
.socket_state = viper_pcmcia_socket_state,
|
||||
.configure_socket = viper_pcmcia_configure_socket,
|
||||
.socket_init = viper_pcmcia_socket_init,
|
||||
.socket_suspend = viper_pcmcia_socket_suspend,
|
||||
.nr = 1,
|
||||
};
|
||||
|
||||
static struct platform_device *viper_pcmcia_device;
|
||||
|
||||
static int __init viper_pcmcia_init(void)
|
||||
{
|
||||
int ret;
|
||||
|
||||
if (!machine_is_viper())
|
||||
return -ENODEV;
|
||||
|
||||
viper_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
|
||||
if (!viper_pcmcia_device)
|
||||
return -ENOMEM;
|
||||
|
||||
ret = platform_device_add_data(viper_pcmcia_device,
|
||||
&viper_pcmcia_ops,
|
||||
sizeof(viper_pcmcia_ops));
|
||||
|
||||
if (!ret)
|
||||
ret = platform_device_add(viper_pcmcia_device);
|
||||
|
||||
if (ret)
|
||||
platform_device_put(viper_pcmcia_device);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static void __exit viper_pcmcia_exit(void)
|
||||
{
|
||||
platform_device_unregister(viper_pcmcia_device);
|
||||
}
|
||||
|
||||
module_init(viper_pcmcia_init);
|
||||
module_exit(viper_pcmcia_exit);
|
||||
|
||||
MODULE_LICENSE("GPL");
|
||||
|
|
@ -16,8 +16,19 @@
|
|||
|
||||
#define SMC91X_USE_DMA (1 << 6)
|
||||
|
||||
#define RPC_LED_100_10 (0x00) /* LED = 100Mbps OR's with 10Mbps link detect */
|
||||
#define RPC_LED_RES (0x01) /* LED = Reserved */
|
||||
#define RPC_LED_10 (0x02) /* LED = 10Mbps link detect */
|
||||
#define RPC_LED_FD (0x03) /* LED = Full Duplex Mode */
|
||||
#define RPC_LED_TX_RX (0x04) /* LED = TX or RX packet occurred */
|
||||
#define RPC_LED_100 (0x05) /* LED = 100Mbps link dectect */
|
||||
#define RPC_LED_TX (0x06) /* LED = TX packet occurred */
|
||||
#define RPC_LED_RX (0x07) /* LED = RX packet occurred */
|
||||
|
||||
struct smc91x_platdata {
|
||||
unsigned long flags;
|
||||
unsigned char leda;
|
||||
unsigned char ledb;
|
||||
};
|
||||
|
||||
#endif /* __SMC91X_H__ */
|
||||
|
|
|
|||
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