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authorSascha Hauer <s.hauer@pengutronix.de>2009-06-04 11:32:12 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2009-08-14 12:40:42 +0200
commit8c25c36f33157a2e2a1fcd60b6dc00feace80631 (patch)
tree8647a0a59c6ed009a90618cd16ac524e2038fcaf /arch/arm/plat-mxc
parenta058cbc17901108de9179dccdb29dff0e00c79fe (diff)
Add i.MX25 support
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/plat-mxc')
-rw-r--r--arch/arm/plat-mxc/Kconfig8
-rw-r--r--arch/arm/plat-mxc/gpio.c2
-rw-r--r--arch/arm/plat-mxc/include/mach/common.h3
-rw-r--r--arch/arm/plat-mxc/include/mach/debug-macro.S9
-rw-r--r--arch/arm/plat-mxc/include/mach/hardware.h4
-rw-r--r--arch/arm/plat-mxc/include/mach/irqs.h2
-rw-r--r--arch/arm/plat-mxc/include/mach/memory.h2
-rw-r--r--arch/arm/plat-mxc/include/mach/mx25.h44
-rw-r--r--arch/arm/plat-mxc/include/mach/mxc.h13
-rw-r--r--arch/arm/plat-mxc/include/mach/timex.h2
-rw-r--r--arch/arm/plat-mxc/include/mach/uncompress.h1
11 files changed, 89 insertions, 1 deletions
diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig
index 0617c19f85c..e342a2e6160 100644
--- a/arch/arm/plat-mxc/Kconfig
+++ b/arch/arm/plat-mxc/Kconfig
@@ -20,6 +20,13 @@ config ARCH_MX2
help
This enables support for systems based on the Freescale i.MX2 family
+config ARCH_MX25
+ bool "MX25-based"
+ select CPU_ARM926T
+ select COMMON_CLKDEV
+ help
+ This enables support for systems based on the Freescale i.MX25 family
+
config ARCH_MX3
bool "MX3-based"
select CPU_V6
@@ -32,6 +39,7 @@ endchoice
source "arch/arm/mach-mx1/Kconfig"
source "arch/arm/mach-mx2/Kconfig"
source "arch/arm/mach-mx3/Kconfig"
+source "arch/arm/mach-mx25/Kconfig"
endmenu
diff --git a/arch/arm/plat-mxc/gpio.c b/arch/arm/plat-mxc/gpio.c
index f0315edb3eb..cfc4a8b43e6 100644
--- a/arch/arm/plat-mxc/gpio.c
+++ b/arch/arm/plat-mxc/gpio.c
@@ -297,7 +297,7 @@ int __init mxc_gpio_init(struct mxc_gpio_port *port, int cnt)
/* its a serious configuration bug when it fails */
BUG_ON( gpiochip_add(&port[i].chip) < 0 );
- if (cpu_is_mx1() || cpu_is_mx3()) {
+ if (cpu_is_mx1() || cpu_is_mx3() || cpu_is_mx25()) {
/* setup one handler for each entry */
set_irq_chained_handler(port[i].irq, mx3_gpio_irq_handler);
set_irq_data(port[i].irq, &port[i]);
diff --git a/arch/arm/plat-mxc/include/mach/common.h b/arch/arm/plat-mxc/include/mach/common.h
index cd8f215c1ad..4e7af741239 100644
--- a/arch/arm/plat-mxc/include/mach/common.h
+++ b/arch/arm/plat-mxc/include/mach/common.h
@@ -16,18 +16,21 @@ struct clk;
extern void mx1_map_io(void);
extern void mx21_map_io(void);
+extern void mx25_map_io(void);
extern void mx27_map_io(void);
extern void mx31_map_io(void);
extern void mx35_map_io(void);
extern void mxc_init_irq(void __iomem *);
extern void mx1_init_irq(void);
extern void mx21_init_irq(void);
+extern void mx25_init_irq(void);
extern void mx27_init_irq(void);
extern void mx31_init_irq(void);
extern void mx35_init_irq(void);
extern void mxc_timer_init(struct clk *timer_clk, void __iomem *, int);
extern int mx1_clocks_init(unsigned long fref);
extern int mx21_clocks_init(unsigned long lref, unsigned long fref);
+extern int mx25_clocks_init(unsigned long fref);
extern int mx27_clocks_init(unsigned long fref);
extern int mx31_clocks_init(unsigned long fref);
extern int mx35_clocks_init(void);
diff --git a/arch/arm/plat-mxc/include/mach/debug-macro.S b/arch/arm/plat-mxc/include/mach/debug-macro.S
index 4f85acd74af..bf683de56b7 100644
--- a/arch/arm/plat-mxc/include/mach/debug-macro.S
+++ b/arch/arm/plat-mxc/include/mach/debug-macro.S
@@ -17,6 +17,15 @@
#define UART_VADDR IO_ADDRESS(UART1_BASE_ADDR)
#endif
+#ifdef CONFIG_ARCH_MX25
+#ifdef UART_PADDR
+#error "CONFIG_DEBUG_LL is incompatible with multiple archs"
+#endif
+#include <mach/mx25.h>
+#define UART_PADDR UART1_BASE_ADDR
+#define UART_VADDR MX25_AIPS1_IO_ADDRESS(UART1_BASE_ADDR)
+#endif
+
#ifdef CONFIG_ARCH_MX2
#ifdef UART_PADDR
#error "CONFIG_DEBUG_LL is incompatible with multiple archs"
diff --git a/arch/arm/plat-mxc/include/mach/hardware.h b/arch/arm/plat-mxc/include/mach/hardware.h
index 42e4ee37ca1..569af3239c3 100644
--- a/arch/arm/plat-mxc/include/mach/hardware.h
+++ b/arch/arm/plat-mxc/include/mach/hardware.h
@@ -42,6 +42,10 @@
# include <mach/mx1.h>
#endif
+#ifdef CONFIG_ARCH_MX25
+# include <mach/mx25.h>
+#endif
+
#include <mach/mxc.h>
#endif /* __ASM_ARCH_MXC_HARDWARE_H__ */
diff --git a/arch/arm/plat-mxc/include/mach/irqs.h b/arch/arm/plat-mxc/include/mach/irqs.h
index 518a36504b8..f39e016c1cc 100644
--- a/arch/arm/plat-mxc/include/mach/irqs.h
+++ b/arch/arm/plat-mxc/include/mach/irqs.h
@@ -24,6 +24,8 @@
#define MXC_GPIO_IRQS (32 * 6)
#elif defined CONFIG_ARCH_MX3
#define MXC_GPIO_IRQS (32 * 3)
+#elif defined CONFIG_ARCH_MX25
+#define MXC_GPIO_IRQS (32 * 4)
#endif
/*
diff --git a/arch/arm/plat-mxc/include/mach/memory.h b/arch/arm/plat-mxc/include/mach/memory.h
index 6065e00176e..42db7394111 100644
--- a/arch/arm/plat-mxc/include/mach/memory.h
+++ b/arch/arm/plat-mxc/include/mach/memory.h
@@ -22,6 +22,8 @@
#endif
#elif defined CONFIG_ARCH_MX3
#define PHYS_OFFSET UL(0x80000000)
+#elif defined CONFIG_ARCH_MX25
+#define PHYS_OFFSET UL(0x80000000)
#endif
#if defined(CONFIG_MX1_VIDEO)
diff --git a/arch/arm/plat-mxc/include/mach/mx25.h b/arch/arm/plat-mxc/include/mach/mx25.h
new file mode 100644
index 00000000000..ec64bd9a8ab
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/mx25.h
@@ -0,0 +1,44 @@
+#ifndef __MACH_MX25_H__
+#define __MACH_MX25_H__
+
+#define MX25_AIPS1_BASE_ADDR 0x43F00000
+#define MX25_AIPS1_BASE_ADDR_VIRT 0xFC000000
+#define MX25_AIPS1_SIZE SZ_1M
+#define MX25_AIPS2_BASE_ADDR 0x53F00000
+#define MX25_AIPS2_BASE_ADDR_VIRT 0xFC200000
+#define MX25_AIPS2_SIZE SZ_1M
+#define MX25_AVIC_BASE_ADDR 0x68000000
+#define MX25_AVIC_BASE_ADDR_VIRT 0xFC400000
+#define MX25_AVIC_SIZE SZ_1M
+
+#define MX25_IOMUXC_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0xac000)
+
+#define MX25_CRM_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0x80000)
+#define MX25_GPT1_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0x90000)
+#define MX25_WDOG_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0xdc000)
+
+#define MX25_GPIO1_BASE_ADDR_VIRT (MX25_AIPS2_BASE_ADDR_VIRT + 0xcc000)
+#define MX25_GPIO2_BASE_ADDR_VIRT (MX25_AIPS2_BASE_ADDR_VIRT + 0xd0000)
+#define MX25_GPIO3_BASE_ADDR_VIRT (MX25_AIPS2_BASE_ADDR_VIRT + 0xa4000)
+#define MX25_GPIO4_BASE_ADDR_VIRT (MX25_AIPS2_BASE_ADDR_VIRT + 0x9c000)
+
+#define MX25_AIPS1_IO_ADDRESS(x) \
+ (((x) - MX25_AIPS1_BASE_ADDR) + MX25_AIPS1_BASE_ADDR_VIRT)
+#define MX25_AIPS2_IO_ADDRESS(x) \
+ (((x) - MX25_AIPS2_BASE_ADDR) + MX25_AIPS2_BASE_ADDR_VIRT)
+#define MX25_AVIC_IO_ADDRESS(x) \
+ (((x) - MX25_AVIC_BASE_ADDR) + MX25_AVIC_BASE_ADDR_VIRT)
+
+#define __in_range(addr, name) ((addr) >= name##_BASE_ADDR && (addr) < name##_BASE_ADDR + name##_SIZE)
+
+#define MX25_IO_ADDRESS(x) \
+ (void __force __iomem *) \
+ (__in_range(x, MX25_AIPS1) ? MX25_AIPS1_IO_ADDRESS(x) : \
+ __in_range(x, MX25_AIPS2) ? MX25_AIPS2_IO_ADDRESS(x) : \
+ __in_range(x, MX25_AVIC) ? MX25_AVIC_IO_ADDRESS(x) : \
+ 0xDEADBEEF)
+
+#define UART1_BASE_ADDR 0x43f90000
+#define UART2_BASE_ADDR 0x43f94000
+
+#endif /* __MACH_MX25_H__ */
diff --git a/arch/arm/plat-mxc/include/mach/mxc.h b/arch/arm/plat-mxc/include/mach/mxc.h
index 5fa2a07f4ea..882b816729b 100644
--- a/arch/arm/plat-mxc/include/mach/mxc.h
+++ b/arch/arm/plat-mxc/include/mach/mxc.h
@@ -26,6 +26,7 @@
#define MXC_CPU_MX1 1
#define MXC_CPU_MX21 21
+#define MXC_CPU_MX25 25
#define MXC_CPU_MX27 27
#define MXC_CPU_MX31 31
#define MXC_CPU_MX35 35
@@ -58,6 +59,18 @@ extern unsigned int __mxc_cpu_type;
# define cpu_is_mx21() (0)
#endif
+#ifdef CONFIG_ARCH_MX25
+# ifdef mxc_cpu_type
+# undef mxc_cpu_type
+# define mxc_cpu_type __mxc_cpu_type
+# else
+# define mxc_cpu_type MXC_CPU_MX25
+# endif
+# define cpu_is_mx25() (mxc_cpu_type == MXC_CPU_MX25)
+#else
+# define cpu_is_mx25() (0)
+#endif
+
#ifdef CONFIG_MACH_MX27
# ifdef mxc_cpu_type
# undef mxc_cpu_type
diff --git a/arch/arm/plat-mxc/include/mach/timex.h b/arch/arm/plat-mxc/include/mach/timex.h
index 07b4a73c9d2..0707b7d5b5c 100644
--- a/arch/arm/plat-mxc/include/mach/timex.h
+++ b/arch/arm/plat-mxc/include/mach/timex.h
@@ -26,6 +26,8 @@
#define CLOCK_TICK_RATE 13300000
#elif defined CONFIG_ARCH_MX3
#define CLOCK_TICK_RATE 16625000
+#elif defined CONFIG_ARCH_MX25
+#define CLOCK_TICK_RATE 16000000
#endif
#endif /* __ASM_ARCH_MXC_TIMEX_H__ */
diff --git a/arch/arm/plat-mxc/include/mach/uncompress.h b/arch/arm/plat-mxc/include/mach/uncompress.h
index 98c8a60214d..b6650e705e3 100644
--- a/arch/arm/plat-mxc/include/mach/uncompress.h
+++ b/arch/arm/plat-mxc/include/mach/uncompress.h
@@ -63,6 +63,7 @@ static void putc(int ch)
#define flush() do { } while (0)
#define MX1_UART1_BASE_ADDR 0x00206000
+#define MX25_UART1_BASE_ADDR 0x43f90000
#define MX2X_UART1_BASE_ADDR 0x1000a000
#define MX3X_UART1_BASE_ADDR 0x43F90000