diff options
Diffstat (limited to 'arch/arm/mach-pxa')
| -rw-r--r-- | arch/arm/mach-pxa/Kconfig | 4 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/cm-x255.c | 142 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/cm-x2xx-pci.c | 6 | ||||
| -rw-r--r-- | arch/arm/mach-pxa/cm-x2xx.c | 52 |
5 files changed, 198 insertions, 8 deletions
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig index 92a298bb13c..40d1d21b9e2 100644 --- a/arch/arm/mach-pxa/Kconfig +++ b/arch/arm/mach-pxa/Kconfig @@ -207,9 +207,11 @@ config MACH_SAAR select PXA930 config MACH_ARMCORE - bool "CompuLab CM-X270 modules" + bool "CompuLab CM-X255/CM-X270 modules" select PXA27x select IWMMXT + select PXA25x + select PXA_SSP config MACH_CM_X300 bool "CompuLab CM-X300 modules" diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile index d2d179ecfc5..f0dfc9689ed 100644 --- a/arch/arm/mach-pxa/Makefile +++ b/arch/arm/mach-pxa/Makefile @@ -53,7 +53,7 @@ obj-$(CONFIG_MACH_LITTLETON) += littleton.o obj-$(CONFIG_MACH_TAVOREVB) += tavorevb.o obj-$(CONFIG_MACH_SAAR) += saar.o -obj-$(CONFIG_MACH_ARMCORE) += cm-x2xx.o cm-x270.o +obj-$(CONFIG_MACH_ARMCORE) += cm-x2xx.o cm-x255.o cm-x270.o obj-$(CONFIG_MACH_CM_X300) += cm-x300.o obj-$(CONFIG_PXA_EZX) += ezx.o diff --git a/arch/arm/mach-pxa/cm-x255.c b/arch/arm/mach-pxa/cm-x255.c new file mode 100644 index 00000000000..15c5b9dc638 --- /dev/null +++ b/arch/arm/mach-pxa/cm-x255.c @@ -0,0 +1,142 @@ +/* + * linux/arch/arm/mach-pxa/cm-x255.c + * + * Copyright (C) 2007, 2008 CompuLab, Ltd. + * Mike Rapoport <mike@compulab.co.il> + * + * 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/platform_device.h> +#include <linux/irq.h> +#include <linux/gpio.h> + +#include <linux/spi/spi.h> + +#include <asm/mach/arch.h> +#include <asm/mach-types.h> +#include <asm/mach/map.h> + +#include <mach/pxa2xx-regs.h> +#include <mach/mfp-pxa25x.h> +#include <mach/pxa2xx_spi.h> +#include <mach/bitfield.h> + +#include "generic.h" + +static unsigned long cmx255_pin_config[] = { + /* AC'97 */ + GPIO28_AC97_BITCLK, + GPIO29_AC97_SDATA_IN_0, + GPIO30_AC97_SDATA_OUT, + GPIO31_AC97_SYNC, + + /* BTUART */ + GPIO42_BTUART_RXD, + GPIO43_BTUART_TXD, + GPIO44_BTUART_CTS, + GPIO45_BTUART_RTS, + + /* STUART */ + GPIO46_STUART_RXD, + GPIO47_STUART_TXD, + + /* LCD */ + GPIO58_LCD_LDD_0, + GPIO59_LCD_LDD_1, + GPIO60_LCD_LDD_2, + GPIO61_LCD_LDD_3, + GPIO62_LCD_LDD_4, + GPIO63_LCD_LDD_5, + GPIO64_LCD_LDD_6, + GPIO65_LCD_LDD_7, + GPIO66_LCD_LDD_8, + GPIO67_LCD_LDD_9, + GPIO68_LCD_LDD_10, + GPIO69_LCD_LDD_11, + GPIO70_LCD_LDD_12, + GPIO71_LCD_LDD_13, + GPIO72_LCD_LDD_14, + GPIO73_LCD_LDD_15, + GPIO74_LCD_FCLK, + GPIO75_LCD_LCLK, + GPIO76_LCD_PCLK, + GPIO77_LCD_BIAS, + + /* SSP1 */ + GPIO23_SSP1_SCLK, + GPIO24_SSP1_SFRM, + GPIO25_SSP1_TXD, + GPIO26_SSP1_RXD, + + /* SSP2 */ + GPIO81_SSP2_CLK_OUT, + GPIO82_SSP2_FRM_OUT, + GPIO83_SSP2_TXD, + GPIO84_SSP2_RXD, + + /* PC Card */ + GPIO48_nPOE, + GPIO49_nPWE, + GPIO50_nPIOR, + GPIO51_nPIOW, + GPIO52_nPCE_1, + GPIO53_nPCE_2, + GPIO54_nPSKTSEL, + GPIO55_nPREG, + GPIO56_nPWAIT, + GPIO57_nIOIS16, + + /* SDRAM and local bus */ + GPIO15_nCS_1, + GPIO78_nCS_2, + GPIO79_nCS_3, + GPIO80_nCS_4, + GPIO33_nCS_5, + GPIO18_RDY, + + /* GPIO */ + GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, + GPIO9_GPIO, /* PC card reset */ + + /* NAND controls */ + GPIO5_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */ + GPIO4_GPIO | MFP_LPM_DRIVE_LOW, /* NAND ALE */ + GPIO3_GPIO | MFP_LPM_DRIVE_LOW, /* NAND CLE */ + GPIO10_GPIO, /* NAND Ready/Busy */ + + /* interrupts */ + GPIO22_GPIO, /* DM9000 interrupt */ +}; + +#if defined(CONFIG_SPI_PXA2XX) +static struct pxa2xx_spi_master pxa_ssp_master_info = { + .num_chipselect = 1, +}; + +static struct spi_board_info spi_board_info[] __initdata = { + [0] = { + .modalias = "rtc-max6902", + .max_speed_hz = 1000000, + .bus_num = 1, + .chip_select = 0, + }, +}; + +static void __init cmx255_init_rtc(void) +{ + pxa2xx_set_spi_info(1, &pxa_ssp_master_info); + spi_register_board_info(ARRAY_AND_SIZE(spi_board_info)); +} +#else +static inline void cmx255_init_rtc(void) {} +#endif + +void __init cmx255_init(void) +{ + pxa2xx_mfp_config(ARRAY_AND_SIZE(cmx255_pin_config)); + + cmx255_init_rtc(); +} diff --git a/arch/arm/mach-pxa/cm-x2xx-pci.c b/arch/arm/mach-pxa/cm-x2xx-pci.c index b6e93ecbf9d..3156b25f6e9 100644 --- a/arch/arm/mach-pxa/cm-x2xx-pci.c +++ b/arch/arm/mach-pxa/cm-x2xx-pci.c @@ -131,7 +131,11 @@ static int __init cmx2xx_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) if (slot == 9) return IT8152_PCI_INTA; - /* SB-x270 Ethernet */ + /* CM-x255 Onboard Ethernet */ + if (slot == 15) + return IT8152_PCI_INTC; + + /* SB-x2xx Ethernet */ if (slot == 16) return IT8152_PCI_INTA; diff --git a/arch/arm/mach-pxa/cm-x2xx.c b/arch/arm/mach-pxa/cm-x2xx.c index cb16eb5bac8..0b3ce3b6d89 100644 --- a/arch/arm/mach-pxa/cm-x2xx.c +++ b/arch/arm/mach-pxa/cm-x2xx.c @@ -32,6 +32,7 @@ #include "generic.h" #include "cm-x2xx-pci.h" +extern void cmx255_init(void); extern void cmx270_init(void); /* virtual addresses for statically mapped regions */ @@ -39,19 +40,43 @@ extern void cmx270_init(void); #define CMX2XX_IT8152_VIRT (CMX2XX_VIRT_BASE) /* physical address if local-bus attached devices */ +#define CMX255_DM9000_PHYS_BASE (PXA_CS1_PHYS + (8 << 22)) #define CMX270_DM9000_PHYS_BASE (PXA_CS1_PHYS + (6 << 22)) /* leds */ +#define CMX255_GPIO_RED (27) +#define CMX255_GPIO_GREEN (32) #define CMX270_GPIO_RED (93) #define CMX270_GPIO_GREEN (94) /* GPIO IRQ usage */ +#define GPIO22_ETHIRQ (22) #define GPIO10_ETHIRQ (10) +#define CMX255_GPIO_IT8152_IRQ (0) #define CMX270_GPIO_IT8152_IRQ (22) +#define CMX255_ETHIRQ IRQ_GPIO(GPIO22_ETHIRQ) #define CMX270_ETHIRQ IRQ_GPIO(GPIO10_ETHIRQ) #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) +static struct resource cmx255_dm9000_resource[] = { + [0] = { + .start = CMX255_DM9000_PHYS_BASE, + .end = CMX255_DM9000_PHYS_BASE + 3, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = CMX255_DM9000_PHYS_BASE + 4, + .end = CMX255_DM9000_PHYS_BASE + 4 + 500, + .flags = IORESOURCE_MEM, + }, + [2] = { + .start = CMX255_ETHIRQ, + .end = CMX255_ETHIRQ, + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, + } +}; + static struct resource cmx270_dm9000_resource[] = { [0] = { .start = CMX270_DM9000_PHYS_BASE, @@ -85,7 +110,10 @@ static struct platform_device cmx2xx_dm9000_device = { static void __init cmx2xx_init_dm9000(void) { - cmx2xx_dm9000_device.resource = cmx270_dm9000_resource, + if (cpu_is_pxa25x()) + cmx2xx_dm9000_device.resource = cmx255_dm9000_resource; + else + cmx2xx_dm9000_device.resource = cmx270_dm9000_resource; platform_device_register(&cmx2xx_dm9000_device); } #else @@ -137,8 +165,13 @@ static struct platform_device cmx2xx_led_device = { static void __init cmx2xx_init_leds(void) { - cmx2xx_leds[0].gpio = CMX270_GPIO_RED; - cmx2xx_leds[1].gpio = CMX270_GPIO_GREEN; + if (cpu_is_pxa25x()) { + cmx2xx_leds[0].gpio = CMX255_GPIO_RED; + cmx2xx_leds[1].gpio = CMX255_GPIO_GREEN; + } else { + cmx2xx_leds[0].gpio = CMX270_GPIO_RED; + cmx2xx_leds[1].gpio = CMX270_GPIO_GREEN; + } platform_device_register(&cmx2xx_led_device); } #else @@ -437,7 +470,10 @@ static void __init cmx2xx_init(void) { cmx2xx_pm_init(); - cmx270_init(); + if (cpu_is_pxa25x()) + cmx255_init(); + else + cmx270_init(); cmx2xx_init_dm9000(); cmx2xx_init_display(); @@ -450,7 +486,13 @@ static void __init cmx2xx_init_irq(void) { pxa27x_init_irq(); - cmx2xx_pci_init_irq(CMX270_GPIO_IT8152_IRQ); + if (cpu_is_pxa25x()) { + pxa25x_init_irq(); + cmx2xx_pci_init_irq(CMX255_GPIO_IT8152_IRQ); + } else { + pxa27x_init_irq(); + cmx2xx_pci_init_irq(CMX270_GPIO_IT8152_IRQ); + } } #ifdef CONFIG_PCI |