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authorTony Lindgren <tony@atomide.com>2010-02-15 08:48:53 -0800
committerTony Lindgren <tony@atomide.com>2010-02-15 08:48:53 -0800
commit4f2c49fedf833e522001bc51824b894732900a3d (patch)
tree3fa99c328a2acac5752edf7c91d97c10a2b6bafa /arch/arm/plat-omap
parent4e6d488af37980d224cbf298224db6173673f362 (diff)
downloadlwn-4f2c49fedf833e522001bc51824b894732900a3d.tar.gz
lwn-4f2c49fedf833e522001bc51824b894732900a3d.zip
omap: Clean the serial port defines
This way we don't have conflicts with the defines with compiling in multiple omaps. Set the addresses for uarts in struct omap_globals for the early serial init code. Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/common.c29
-rw-r--r--arch/arm/plat-omap/include/plat/common.h6
-rw-r--r--arch/arm/plat-omap/include/plat/omap16xx.h74
-rw-r--r--arch/arm/plat-omap/include/plat/serial.h45
-rw-r--r--arch/arm/plat-omap/include/plat/uncompress.h7
5 files changed, 97 insertions, 64 deletions
diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c
index bf1eaf3a27d4..dddce037ab12 100644
--- a/arch/arm/plat-omap/common.c
+++ b/arch/arm/plat-omap/common.c
@@ -34,6 +34,7 @@
#include <plat/control.h>
#include <plat/mux.h>
#include <plat/fpga.h>
+#include <plat/serial.h>
#include <plat/clock.h>
@@ -219,6 +220,7 @@ static void __init __omap2_set_globals(struct omap_globals *omap2_globals)
omap2_set_globals_sdrc(omap2_globals);
omap2_set_globals_control(omap2_globals);
omap2_set_globals_prcm(omap2_globals);
+ omap2_set_globals_uart(omap2_globals);
}
#endif
@@ -233,6 +235,9 @@ static struct omap_globals omap242x_globals = {
.ctrl = OMAP2_L4_IO_ADDRESS(OMAP2420_CTRL_BASE),
.prm = OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE),
.cm = OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE),
+ .uart1_phys = OMAP2_UART1_BASE,
+ .uart2_phys = OMAP2_UART2_BASE,
+ .uart3_phys = OMAP2_UART3_BASE,
};
void __init omap2_set_globals_242x(void)
@@ -251,6 +256,9 @@ static struct omap_globals omap243x_globals = {
.ctrl = OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE),
.prm = OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE),
.cm = OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE),
+ .uart1_phys = OMAP2_UART1_BASE,
+ .uart2_phys = OMAP2_UART2_BASE,
+ .uart3_phys = OMAP2_UART3_BASE,
};
void __init omap2_set_globals_243x(void)
@@ -259,9 +267,9 @@ void __init omap2_set_globals_243x(void)
}
#endif
-#if defined(CONFIG_ARCH_OMAP3430)
+#if defined(CONFIG_ARCH_OMAP3)
-static struct omap_globals omap343x_globals = {
+static struct omap_globals omap3_globals = {
.class = OMAP343X_CLASS,
.tap = OMAP2_L4_IO_ADDRESS(0x4830A000),
.sdrc = OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE),
@@ -269,11 +277,21 @@ static struct omap_globals omap343x_globals = {
.ctrl = OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE),
.prm = OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE),
.cm = OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE),
+ .uart1_phys = OMAP3_UART1_BASE,
+ .uart2_phys = OMAP3_UART2_BASE,
+ .uart3_phys = OMAP3_UART3_BASE,
};
void __init omap2_set_globals_343x(void)
{
- __omap2_set_globals(&omap343x_globals);
+ __omap2_set_globals(&omap3_globals);
+}
+
+void __init omap2_set_globals_36xx(void)
+{
+ omap3_globals.uart4_phys = OMAP3_UART4_BASE;
+
+ __omap2_set_globals(&omap3_globals);
}
#endif
@@ -285,6 +303,10 @@ static struct omap_globals omap4_globals = {
.prm = OMAP2_L4_IO_ADDRESS(OMAP4430_PRM_BASE),
.cm = OMAP2_L4_IO_ADDRESS(OMAP4430_CM_BASE),
.cm2 = OMAP2_L4_IO_ADDRESS(OMAP4430_CM2_BASE),
+ .uart1_phys = OMAP4_UART1_BASE,
+ .uart2_phys = OMAP4_UART2_BASE,
+ .uart3_phys = OMAP4_UART3_BASE,
+ .uart4_phys = OMAP4_UART4_BASE,
};
void __init omap2_set_globals_443x(void)
@@ -292,6 +314,7 @@ void __init omap2_set_globals_443x(void)
omap2_set_globals_tap(&omap4_globals);
omap2_set_globals_control(&omap4_globals);
omap2_set_globals_prcm(&omap4_globals);
+ omap2_set_globals_uart(&omap4_globals);
}
#endif
diff --git a/arch/arm/plat-omap/include/plat/common.h b/arch/arm/plat-omap/include/plat/common.h
index 32c22272425d..e04a58ec53a2 100644
--- a/arch/arm/plat-omap/include/plat/common.h
+++ b/arch/arm/plat-omap/include/plat/common.h
@@ -47,11 +47,16 @@ struct omap_globals {
void __iomem *prm; /* Power and Reset Management */
void __iomem *cm; /* Clock Management */
void __iomem *cm2;
+ unsigned long uart1_phys;
+ unsigned long uart2_phys;
+ unsigned long uart3_phys;
+ unsigned long uart4_phys;
};
void omap2_set_globals_242x(void);
void omap2_set_globals_243x(void);
void omap2_set_globals_343x(void);
+void omap2_set_globals_36xx(void);
void omap2_set_globals_443x(void);
/* These get called from omap2_set_globals_xxxx(), do not call these */
@@ -59,6 +64,7 @@ void omap2_set_globals_tap(struct omap_globals *);
void omap2_set_globals_sdrc(struct omap_globals *);
void omap2_set_globals_control(struct omap_globals *);
void omap2_set_globals_prcm(struct omap_globals *);
+void omap2_set_globals_uart(struct omap_globals *);
/**
* omap_test_timeout - busy-loop, testing a condition
diff --git a/arch/arm/plat-omap/include/plat/omap16xx.h b/arch/arm/plat-omap/include/plat/omap16xx.h
index 7560b4d583a3..e69e1d857b45 100644
--- a/arch/arm/plat-omap/include/plat/omap16xx.h
+++ b/arch/arm/plat-omap/include/plat/omap16xx.h
@@ -125,43 +125,43 @@
#define OMAP16XX_MMCSD2_SSW_MPU_CONF (TIPB_SWITCH_BASE + 0x160)
/* UART3 Registers Mapping through MPU bus */
-#define UART3_RHR (OMAP_UART3_BASE + 0)
-#define UART3_THR (OMAP_UART3_BASE + 0)
-#define UART3_DLL (OMAP_UART3_BASE + 0)
-#define UART3_IER (OMAP_UART3_BASE + 4)
-#define UART3_DLH (OMAP_UART3_BASE + 4)
-#define UART3_IIR (OMAP_UART3_BASE + 8)
-#define UART3_FCR (OMAP_UART3_BASE + 8)
-#define UART3_EFR (OMAP_UART3_BASE + 8)
-#define UART3_LCR (OMAP_UART3_BASE + 0x0C)
-#define UART3_MCR (OMAP_UART3_BASE + 0x10)
-#define UART3_XON1_ADDR1 (OMAP_UART3_BASE + 0x10)
-#define UART3_XON2_ADDR2 (OMAP_UART3_BASE + 0x14)
-#define UART3_LSR (OMAP_UART3_BASE + 0x14)
-#define UART3_TCR (OMAP_UART3_BASE + 0x18)
-#define UART3_MSR (OMAP_UART3_BASE + 0x18)
-#define UART3_XOFF1 (OMAP_UART3_BASE + 0x18)
-#define UART3_XOFF2 (OMAP_UART3_BASE + 0x1C)
-#define UART3_SPR (OMAP_UART3_BASE + 0x1C)
-#define UART3_TLR (OMAP_UART3_BASE + 0x1C)
-#define UART3_MDR1 (OMAP_UART3_BASE + 0x20)
-#define UART3_MDR2 (OMAP_UART3_BASE + 0x24)
-#define UART3_SFLSR (OMAP_UART3_BASE + 0x28)
-#define UART3_TXFLL (OMAP_UART3_BASE + 0x28)
-#define UART3_RESUME (OMAP_UART3_BASE + 0x2C)
-#define UART3_TXFLH (OMAP_UART3_BASE + 0x2C)
-#define UART3_SFREGL (OMAP_UART3_BASE + 0x30)
-#define UART3_RXFLL (OMAP_UART3_BASE + 0x30)
-#define UART3_SFREGH (OMAP_UART3_BASE + 0x34)
-#define UART3_RXFLH (OMAP_UART3_BASE + 0x34)
-#define UART3_BLR (OMAP_UART3_BASE + 0x38)
-#define UART3_ACREG (OMAP_UART3_BASE + 0x3C)
-#define UART3_DIV16 (OMAP_UART3_BASE + 0x3C)
-#define UART3_SCR (OMAP_UART3_BASE + 0x40)
-#define UART3_SSR (OMAP_UART3_BASE + 0x44)
-#define UART3_EBLR (OMAP_UART3_BASE + 0x48)
-#define UART3_OSC_12M_SEL (OMAP_UART3_BASE + 0x4C)
-#define UART3_MVR (OMAP_UART3_BASE + 0x50)
+#define UART3_RHR (OMAP1_UART3_BASE + 0)
+#define UART3_THR (OMAP1_UART3_BASE + 0)
+#define UART3_DLL (OMAP1_UART3_BASE + 0)
+#define UART3_IER (OMAP1_UART3_BASE + 4)
+#define UART3_DLH (OMAP1_UART3_BASE + 4)
+#define UART3_IIR (OMAP1_UART3_BASE + 8)
+#define UART3_FCR (OMAP1_UART3_BASE + 8)
+#define UART3_EFR (OMAP1_UART3_BASE + 8)
+#define UART3_LCR (OMAP1_UART3_BASE + 0x0C)
+#define UART3_MCR (OMAP1_UART3_BASE + 0x10)
+#define UART3_XON1_ADDR1 (OMAP1_UART3_BASE + 0x10)
+#define UART3_XON2_ADDR2 (OMAP1_UART3_BASE + 0x14)
+#define UART3_LSR (OMAP1_UART3_BASE + 0x14)
+#define UART3_TCR (OMAP1_UART3_BASE + 0x18)
+#define UART3_MSR (OMAP1_UART3_BASE + 0x18)
+#define UART3_XOFF1 (OMAP1_UART3_BASE + 0x18)
+#define UART3_XOFF2 (OMAP1_UART3_BASE + 0x1C)
+#define UART3_SPR (OMAP1_UART3_BASE + 0x1C)
+#define UART3_TLR (OMAP1_UART3_BASE + 0x1C)
+#define UART3_MDR1 (OMAP1_UART3_BASE + 0x20)
+#define UART3_MDR2 (OMAP1_UART3_BASE + 0x24)
+#define UART3_SFLSR (OMAP1_UART3_BASE + 0x28)
+#define UART3_TXFLL (OMAP1_UART3_BASE + 0x28)
+#define UART3_RESUME (OMAP1_UART3_BASE + 0x2C)
+#define UART3_TXFLH (OMAP1_UART3_BASE + 0x2C)
+#define UART3_SFREGL (OMAP1_UART3_BASE + 0x30)
+#define UART3_RXFLL (OMAP1_UART3_BASE + 0x30)
+#define UART3_SFREGH (OMAP1_UART3_BASE + 0x34)
+#define UART3_RXFLH (OMAP1_UART3_BASE + 0x34)
+#define UART3_BLR (OMAP1_UART3_BASE + 0x38)
+#define UART3_ACREG (OMAP1_UART3_BASE + 0x3C)
+#define UART3_DIV16 (OMAP1_UART3_BASE + 0x3C)
+#define UART3_SCR (OMAP1_UART3_BASE + 0x40)
+#define UART3_SSR (OMAP1_UART3_BASE + 0x44)
+#define UART3_EBLR (OMAP1_UART3_BASE + 0x48)
+#define UART3_OSC_12M_SEL (OMAP1_UART3_BASE + 0x4C)
+#define UART3_MVR (OMAP1_UART3_BASE + 0x50)
/*
* ---------------------------------------------------------------------------
diff --git a/arch/arm/plat-omap/include/plat/serial.h b/arch/arm/plat-omap/include/plat/serial.h
index f5a4a92393ef..7f5a7a88a6eb 100644
--- a/arch/arm/plat-omap/include/plat/serial.h
+++ b/arch/arm/plat-omap/include/plat/serial.h
@@ -15,37 +15,40 @@
#include <linux/init.h>
-#if defined(CONFIG_ARCH_OMAP1)
/* OMAP1 serial ports */
-#define OMAP_UART1_BASE 0xfffb0000
-#define OMAP_UART2_BASE 0xfffb0800
-#define OMAP_UART3_BASE 0xfffb9800
-#elif defined(CONFIG_ARCH_OMAP2)
+#define OMAP1_UART1_BASE 0xfffb0000
+#define OMAP1_UART2_BASE 0xfffb0800
+#define OMAP1_UART3_BASE 0xfffb9800
+
/* OMAP2 serial ports */
-#define OMAP_UART1_BASE 0x4806a000
-#define OMAP_UART2_BASE 0x4806c000
-#define OMAP_UART3_BASE 0x4806e000
-#elif defined(CONFIG_ARCH_OMAP3)
+#define OMAP2_UART1_BASE 0x4806a000
+#define OMAP2_UART2_BASE 0x4806c000
+#define OMAP2_UART3_BASE 0x4806e000
+
/* OMAP3 serial ports */
-#define OMAP_UART1_BASE 0x4806a000
-#define OMAP_UART2_BASE 0x4806c000
-#define OMAP_UART3_BASE 0x49020000
-#elif defined(CONFIG_ARCH_OMAP4)
+#define OMAP3_UART1_BASE 0x4806a000
+#define OMAP3_UART2_BASE 0x4806c000
+#define OMAP3_UART3_BASE 0x49020000
+#define OMAP3_UART4_BASE 0x49042000 /* Only on 36xx */
+
/* OMAP4 serial ports */
-#define OMAP_UART1_BASE 0x4806a000
-#define OMAP_UART2_BASE 0x4806c000
-#define OMAP_UART3_BASE 0x48020000
-#define OMAP_UART4_BASE 0x4806e000
-#endif
+#define OMAP4_UART1_BASE 0x4806a000
+#define OMAP4_UART2_BASE 0x4806c000
+#define OMAP4_UART3_BASE 0x48020000
+#define OMAP4_UART4_BASE 0x4806e000
+
+#define OMAP_PORT_SHIFT 2
+#define OMAP7XX_PORT_SHIFT 0
#define OMAP1510_BASE_BAUD (12000000/16)
#define OMAP16XX_BASE_BAUD (48000000/16)
#define OMAP24XX_BASE_BAUD (48000000/16)
+/* This is only used by 8250.c for omap1510 */
#define is_omap_port(pt) ({int __ret = 0; \
- if ((pt)->port.mapbase == OMAP_UART1_BASE || \
- (pt)->port.mapbase == OMAP_UART2_BASE || \
- (pt)->port.mapbase == OMAP_UART3_BASE) \
+ if ((pt)->port.mapbase == OMAP1_UART1_BASE || \
+ (pt)->port.mapbase == OMAP1_UART2_BASE || \
+ (pt)->port.mapbase == OMAP1_UART3_BASE) \
__ret = 1; \
__ret; \
})
diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h
index 13c305d62127..e5723c3e3418 100644
--- a/arch/arm/plat-omap/include/plat/uncompress.h
+++ b/arch/arm/plat-omap/include/plat/uncompress.h
@@ -40,12 +40,13 @@ static void putc(int c)
#endif
#ifdef CONFIG_ARCH_OMAP
+ /* Will get removed in the next patch, set to OMAP3 to compile */
#ifdef CONFIG_OMAP_LL_DEBUG_UART3
- uart = (volatile u8 *)(OMAP_UART3_BASE);
+ uart = (volatile u8 *)(OMAP3_UART3_BASE);
#elif defined(CONFIG_OMAP_LL_DEBUG_UART2)
- uart = (volatile u8 *)(OMAP_UART2_BASE);
+ uart = (volatile u8 *)(OMAP3_UART2_BASE);
#elif defined(CONFIG_OMAP_LL_DEBUG_UART1)
- uart = (volatile u8 *)(OMAP_UART1_BASE);
+ uart = (volatile u8 *)(OMAP3_UART1_BASE);
#elif defined(CONFIG_OMAP_LL_DEBUG_NONE)
return;
#else