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-rw-r--r--arch/arm/mach-pxa/Kconfig4
-rw-r--r--arch/arm/mach-pxa/Makefile2
-rw-r--r--arch/arm/mach-pxa/cm-x255.c142
-rw-r--r--arch/arm/mach-pxa/cm-x2xx-pci.c6
-rw-r--r--arch/arm/mach-pxa/cm-x2xx.c52
-rw-r--r--drivers/mtd/nand/cmx270_nand.c2
6 files changed, 199 insertions, 9 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
diff --git a/drivers/mtd/nand/cmx270_nand.c b/drivers/mtd/nand/cmx270_nand.c
index 9eba3f04783..fa129c09bca 100644
--- a/drivers/mtd/nand/cmx270_nand.c
+++ b/drivers/mtd/nand/cmx270_nand.c
@@ -156,7 +156,7 @@ static int cmx270_init(void)
int mtd_parts_nb = 0;
int ret;
- if (!machine_is_armcore())
+ if (!(machine_is_armcore() && cpu_is_pxa27x()))
return -ENODEV;
ret = gpio_request(GPIO_NAND_CS, "NAND CS");
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-22 02:36:14 +0000