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-rw-r--r--arch/arm/mach-iop32x/common.c17
-rw-r--r--arch/arm/mach-iop32x/setup.c53
-rw-r--r--arch/arm/mach-iop33x/setup.c44
-rw-r--r--arch/arm/plat-iop/Makefile2
-rw-r--r--arch/arm/plat-iop/i2c.c81
5 files changed, 96 insertions, 101 deletions
diff --git a/arch/arm/mach-iop32x/common.c b/arch/arm/mach-iop32x/common.c
index 8044af6a54e1..17e7d650fecb 100644
--- a/arch/arm/mach-iop32x/common.c
+++ b/arch/arm/mach-iop32x/common.c
@@ -14,6 +14,7 @@
#include <linux/delay.h>
#include <asm/hardware.h>
+#include <asm/hardware/iop3xx.h>
/*
* Shared variables
@@ -39,23 +40,23 @@ void ep80219_power_off(void)
*/
/* Send the Address byte w/ the start condition */
- *IOP321_IDBR1 = 0x60;
- *IOP321_ICR1 = 0xE9;
+ *IOP3XX_IDBR1 = 0x60;
+ *IOP3XX_ICR1 = 0xE9;
mdelay(1);
/* Send the START_MSG byte w/ no start or stop condition */
- *IOP321_IDBR1 = 0x0F;
- *IOP321_ICR1 = 0xE8;
+ *IOP3XX_IDBR1 = 0x0F;
+ *IOP3XX_ICR1 = 0xE8;
mdelay(1);
/* Send the SHUTDOWN_COMPLETE Message ID byte w/ no start or stop condition */
- *IOP321_IDBR1 = 0x03;
- *IOP321_ICR1 = 0xE8;
+ *IOP3XX_IDBR1 = 0x03;
+ *IOP3XX_ICR1 = 0xE8;
mdelay(1);
/* Send an ignored byte w/ stop condition */
- *IOP321_IDBR1 = 0x00;
- *IOP321_ICR1 = 0xEA;
+ *IOP3XX_IDBR1 = 0x00;
+ *IOP3XX_ICR1 = 0xEA;
while (1) ;
}
diff --git a/arch/arm/mach-iop32x/setup.c b/arch/arm/mach-iop32x/setup.c
index 48d806474f40..1a03b0b41baa 100644
--- a/arch/arm/mach-iop32x/setup.c
+++ b/arch/arm/mach-iop32x/setup.c
@@ -29,6 +29,7 @@
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
+#include <asm/hardware/iop3xx.h>
#define IOP321_UART_XTAL 1843200
@@ -57,58 +58,10 @@ static struct uart_port iop321_serial_ports[] = {
}
};
-static struct resource iop32x_i2c_0_resources[] = {
- [0] = {
- .start = 0xfffff680,
- .end = 0xfffff698,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_IOP321_I2C_0,
- .end = IRQ_IOP321_I2C_0,
- .flags = IORESOURCE_IRQ
- }
-};
-
-static struct resource iop32x_i2c_1_resources[] = {
- [0] = {
- .start = 0xfffff6a0,
- .end = 0xfffff6b8,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_IOP321_I2C_1,
- .end = IRQ_IOP321_I2C_1,
- .flags = IORESOURCE_IRQ
- }
-};
-
-static struct platform_device iop32x_i2c_0_controller = {
- .name = "IOP3xx-I2C",
- .id = 0,
- .num_resources = 2,
- .resource = iop32x_i2c_0_resources
-};
-
-static struct platform_device iop32x_i2c_1_controller = {
- .name = "IOP3xx-I2C",
- .id = 1,
- .num_resources = 2,
- .resource = iop32x_i2c_1_resources
-};
-
-static struct platform_device *iop32x_devices[] __initdata = {
- &iop32x_i2c_0_controller,
- &iop32x_i2c_1_controller
-};
-
void __init iop32x_init(void)
{
- if(iop_is_321())
- {
- platform_add_devices(iop32x_devices,
- ARRAY_SIZE(iop32x_devices));
- }
+ platform_device_register(&iop3xx_i2c0_device);
+ platform_device_register(&iop3xx_i2c1_device);
early_serial_setup(&iop321_serial_ports[0]);
}
diff --git a/arch/arm/mach-iop33x/setup.c b/arch/arm/mach-iop33x/setup.c
index 67cb21cb0ad9..ad737d6582b5 100644
--- a/arch/arm/mach-iop33x/setup.c
+++ b/arch/arm/mach-iop33x/setup.c
@@ -100,51 +100,9 @@ static struct platform_device iop33x_uart1 = {
.resource = iop33x_uart1_resources,
};
-static struct resource iop33x_i2c_0_resources[] = {
- [0] = {
- .start = 0xfffff680,
- .end = 0xfffff698,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_IOP331_I2C_0,
- .end = IRQ_IOP331_I2C_0,
- .flags = IORESOURCE_IRQ
- }
-};
-
-static struct resource iop33x_i2c_1_resources[] = {
- [0] = {
- .start = 0xfffff6a0,
- .end = 0xfffff6b8,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = IRQ_IOP331_I2C_1,
- .end = IRQ_IOP331_I2C_1,
- .flags = IORESOURCE_IRQ
- }
-};
-
-static struct platform_device iop33x_i2c_0_controller = {
- .name = "IOP3xx-I2C",
- .id = 0,
- .num_resources = 2,
- .resource = iop33x_i2c_0_resources
-};
-
-static struct platform_device iop33x_i2c_1_controller = {
- .name = "IOP3xx-I2C",
- .id = 1,
- .num_resources = 2,
- .resource = iop33x_i2c_1_resources
-};
-
static struct platform_device *iop33x_devices[] __initdata = {
&iop33x_uart0,
&iop33x_uart1,
- &iop33x_i2c_0_controller,
- &iop33x_i2c_1_controller
};
void __init iop33x_init(void)
@@ -154,6 +112,8 @@ void __init iop33x_init(void)
platform_add_devices(iop33x_devices,
ARRAY_SIZE(iop33x_devices));
}
+ platform_device_register(&iop3xx_i2c0_device);
+ platform_device_register(&iop3xx_i2c1_device);
}
#ifdef CONFIG_ARCH_IOP33X
diff --git a/arch/arm/plat-iop/Makefile b/arch/arm/plat-iop/Makefile
index b299103537c5..be6ab7c71ca3 100644
--- a/arch/arm/plat-iop/Makefile
+++ b/arch/arm/plat-iop/Makefile
@@ -2,7 +2,7 @@
# Makefile for the linux kernel.
#
-obj-y := setup.o
+obj-y := i2c.o setup.o
obj-m :=
obj-n :=
obj- :=
diff --git a/arch/arm/plat-iop/i2c.c b/arch/arm/plat-iop/i2c.c
new file mode 100644
index 000000000000..7ae149c2e982
--- /dev/null
+++ b/arch/arm/plat-iop/i2c.c
@@ -0,0 +1,81 @@
+/*
+ * arch/arm/plat-iop/i2c.c
+ *
+ * Author: Nicolas Pitre <nico@cam.org>
+ * Copyright (C) 2001 MontaVista Software, Inc.
+ * Copyright (C) 2004 Intel Corporation.
+ *
+ * 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/mm.h>
+#include <linux/init.h>
+#include <linux/major.h>
+#include <linux/fs.h>
+#include <linux/platform_device.h>
+#include <linux/serial.h>
+#include <linux/tty.h>
+#include <linux/serial_core.h>
+#include <asm/io.h>
+#include <asm/pgtable.h>
+#include <asm/page.h>
+#include <asm/mach/map.h>
+#include <asm/setup.h>
+#include <asm/system.h>
+#include <asm/memory.h>
+#include <asm/hardware.h>
+#include <asm/hardware/iop3xx.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#ifdef CONFIG_ARCH_IOP32X
+#define IRQ_IOP3XX_I2C_0 IRQ_IOP321_I2C_0
+#define IRQ_IOP3XX_I2C_1 IRQ_IOP321_I2C_1
+#endif
+#ifdef CONFIG_ARCH_IOP33X
+#define IRQ_IOP3XX_I2C_0 IRQ_IOP331_I2C_0
+#define IRQ_IOP3XX_I2C_1 IRQ_IOP331_I2C_1
+#endif
+
+static struct resource iop3xx_i2c0_resources[] = {
+ [0] = {
+ .start = 0xfffff680,
+ .end = 0xfffff697,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_IOP3XX_I2C_0,
+ .end = IRQ_IOP3XX_I2C_0,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device iop3xx_i2c0_device = {
+ .name = "IOP3xx-I2C",
+ .id = 0,
+ .num_resources = 2,
+ .resource = iop3xx_i2c0_resources,
+};
+
+
+static struct resource iop3xx_i2c1_resources[] = {
+ [0] = {
+ .start = 0xfffff6a0,
+ .end = 0xfffff6b7,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_IOP3XX_I2C_1,
+ .end = IRQ_IOP3XX_I2C_1,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+struct platform_device iop3xx_i2c1_device = {
+ .name = "IOP3xx-I2C",
+ .id = 1,
+ .num_resources = 2,
+ .resource = iop3xx_i2c1_resources,
+};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-28 17:26:48 +0000