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-rw-r--r--arch/arm/mach-w90x900/cpu.h39
-rw-r--r--arch/arm/mach-w90x900/include/mach/system.h2
-rw-r--r--arch/arm/mach-w90x900/mach-w90p910evb.c56
-rw-r--r--arch/arm/mach-w90x900/w90p910.c67
4 files changed, 72 insertions, 92 deletions
diff --git a/arch/arm/mach-w90x900/cpu.h b/arch/arm/mach-w90x900/cpu.h
index 40ff40845df0..de29ddcb9459 100644
--- a/arch/arm/mach-w90x900/cpu.h
+++ b/arch/arm/mach-w90x900/cpu.h
@@ -43,35 +43,16 @@ extern void w90p910_init_io(struct map_desc *mach_desc, int size);
extern void w90p910_init_uarts(struct w90x900_uartcfg *cfg, int no);
extern void w90p910_init_clocks(int xtal);
extern void w90p910_map_io(struct map_desc *mach_desc, int size);
+extern struct platform_device w90p910_serial_device;
extern struct sys_timer w90x900_timer;
-#define W90X900_RES(name) \
-struct resource w90x900_##name##_resource[] = { \
- [0] = { \
- .start = name##_PA, \
- .end = name##_PA + 0x0ff, \
- .flags = IORESOURCE_MEM, \
- }, \
- [1] = { \
- .start = IRQ_##name, \
- .end = IRQ_##name, \
- .flags = IORESOURCE_IRQ, \
- } \
-}
-
-#define W90X900_DEVICE(devname, regname, devid, platdevname) \
-struct platform_device w90x900_##devname = { \
- .name = platdevname, \
- .id = devid, \
- .num_resources = ARRAY_SIZE(w90x900_##regname##_resource), \
- .resource = w90x900_##regname##_resource, \
-}
-
-#define W90X900_UARTCFG(port, flag, uc, ulc, ufc) \
-{ \
- .hwport = port, \
- .flags = flag, \
- .ucon = uc, \
- .ulcon = ulc, \
- .ufcon = ufc, \
+#define W90X900_8250PORT(name) \
+{ \
+ .membase = name##_BA, \
+ .mapbase = name##_PA, \
+ .irq = IRQ_##name, \
+ .uartclk = 11313600, \
+ .regshift = 2, \
+ .iotype = UPIO_MEM, \
+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, \
}
diff --git a/arch/arm/mach-w90x900/include/mach/system.h b/arch/arm/mach-w90x900/include/mach/system.h
index 93753f922618..940640066857 100644
--- a/arch/arm/mach-w90x900/include/mach/system.h
+++ b/arch/arm/mach-w90x900/include/mach/system.h
@@ -21,7 +21,7 @@ static void arch_idle(void)
{
}
-static void arch_reset(char mode)
+static void arch_reset(char mode, const char *cmd)
{
cpu_reset(0);
}
diff --git a/arch/arm/mach-w90x900/mach-w90p910evb.c b/arch/arm/mach-w90x900/mach-w90p910evb.c
index 9ebc93f48530..726ff6798a56 100644
--- a/arch/arm/mach-w90x900/mach-w90p910evb.c
+++ b/arch/arm/mach-w90x900/mach-w90p910evb.c
@@ -22,6 +22,7 @@
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/platform_device.h>
+#include <linux/mtd/physmap.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -32,28 +33,67 @@
#include <mach/map.h>
#include "cpu.h"
+/*w90p910 evb norflash driver data */
-static struct map_desc w90p910_iodesc[] __initdata = {
+#define W90P910_FLASH_BASE 0xA0000000
+#define W90P910_FLASH_SIZE 0x400000
+
+static struct mtd_partition w90p910_flash_partitions[] = {
+ {
+ .name = "NOR Partition 1 for kernel (960K)",
+ .size = 0xF0000,
+ .offset = 0x10000,
+ },
+ {
+ .name = "NOR Partition 2 for image (1M)",
+ .size = 0x100000,
+ .offset = 0x100000,
+ },
+ {
+ .name = "NOR Partition 3 for user (2M)",
+ .size = 0x200000,
+ .offset = 0x00200000,
+ }
};
-static struct w90x900_uartcfg w90p910_uartcfgs[] = {
- W90X900_UARTCFG(0, 0, 0, 0, 0),
- W90X900_UARTCFG(1, 0, 0, 0, 0),
- W90X900_UARTCFG(2, 0, 0, 0, 0),
- W90X900_UARTCFG(3, 0, 0, 0, 0),
- W90X900_UARTCFG(4, 0, 0, 0, 0),
+static struct physmap_flash_data w90p910_flash_data = {
+ .width = 2,
+ .parts = w90p910_flash_partitions,
+ .nr_parts = ARRAY_SIZE(w90p910_flash_partitions),
+};
+
+static struct resource w90p910_flash_resources[] = {
+ {
+ .start = W90P910_FLASH_BASE,
+ .end = W90P910_FLASH_BASE + W90P910_FLASH_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ }
+};
+
+static struct platform_device w90p910_flash_device = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &w90p910_flash_data,
+ },
+ .resource = w90p910_flash_resources,
+ .num_resources = ARRAY_SIZE(w90p910_flash_resources),
+};
+
+static struct map_desc w90p910_iodesc[] __initdata = {
};
/*Here should be your evb resourse,such as LCD*/
static struct platform_device *w90p910evb_dev[] __initdata = {
+ &w90p910_serial_device,
+ &w90p910_flash_device,
};
static void __init w90p910evb_map_io(void)
{
w90p910_map_io(w90p910_iodesc, ARRAY_SIZE(w90p910_iodesc));
w90p910_init_clocks(0);
- w90p910_init_uarts(w90p910_uartcfgs, ARRAY_SIZE(w90p910_uartcfgs));
}
static void __init w90p910evb_init(void)
diff --git a/arch/arm/mach-w90x900/w90p910.c b/arch/arm/mach-w90x900/w90p910.c
index aa783bc94310..2bcbaa681b99 100644
--- a/arch/arm/mach-w90x900/w90p910.c
+++ b/arch/arm/mach-w90x900/w90p910.c
@@ -25,6 +25,7 @@
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/io.h>
+#include <linux/serial_8250.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -36,12 +37,6 @@
#include "cpu.h"
-/*W90P910 has five uarts*/
-
-#define MAX_UART_COUNT 5
-static int uart_count;
-static struct platform_device *uart_devs[MAX_UART_COUNT-1];
-
/* Initial IO mappings */
static struct map_desc w90p910_iodesc[] __initdata = {
@@ -53,48 +48,19 @@ static struct map_desc w90p910_iodesc[] __initdata = {
/*IODESC_ENT(LCD),*/
};
-/*Init the dev resource*/
-
-static W90X900_RES(UART0);
-static W90X900_RES(UART1);
-static W90X900_RES(UART2);
-static W90X900_RES(UART3);
-static W90X900_RES(UART4);
-static W90X900_DEVICE(uart0, UART0, 0, "w90x900-uart");
-static W90X900_DEVICE(uart1, UART1, 1, "w90x900-uart");
-static W90X900_DEVICE(uart2, UART2, 2, "w90x900-uart");
-static W90X900_DEVICE(uart3, UART3, 3, "w90x900-uart");
-static W90X900_DEVICE(uart4, UART4, 4, "w90x900-uart");
-
-static struct platform_device *uart_devices[] __initdata = {
- &w90x900_uart0,
- &w90x900_uart1,
- &w90x900_uart2,
- &w90x900_uart3,
- &w90x900_uart4
-};
+/* Initial serial platform data */
-/*Init W90P910 uart device*/
+struct plat_serial8250_port w90p910_uart_data[] = {
+ W90X900_8250PORT(UART0),
+};
-void __init w90p910_init_uarts(struct w90x900_uartcfg *cfg, int no)
-{
- struct platform_device *platdev;
- int uart, uartdev;
-
- /*By min() to judge count of uart be used indeed*/
-
- uartdev = ARRAY_SIZE(uart_devices);
- no = min(uartdev, no);
-
- for (uart = 0; uart < no; uart++, cfg++) {
- if (cfg->hwport != uart)
- printk(KERN_ERR "w90x900_uartcfg[%d] error\n", uart);
- platdev = uart_devices[cfg->hwport];
- uart_devs[uart] = platdev;
- platdev->dev.platform_data = cfg;
- }
- uart_count = uart;
-}
+struct platform_device w90p910_serial_device = {
+ .name = "serial8250",
+ .id = PLAT8250_DEV_PLATFORM,
+ .dev = {
+ .platform_data = w90p910_uart_data,
+ },
+};
/*Init W90P910 evb io*/
@@ -122,13 +88,6 @@ static int __init w90p910_init_cpu(void)
static int __init w90x900_arch_init(void)
{
- int ret;
-
- ret = w90p910_init_cpu();
- if (ret != 0)
- return ret;
-
- return platform_add_devices(uart_devs, uart_count);
-
+ return w90p910_init_cpu();
}
arch_initcall(w90x900_arch_init);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.