6 files changed, 102 insertions, 19 deletions

diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
index a690afb4ee8..8b0abcb4838 100644
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -18,6 +18,7 @@
 #include <asm/addrspace.h>
 #include <bcm63xx_board.h>
 #include <bcm63xx_cpu.h>
+#include <bcm63xx_dev_uart.h>
 #include <bcm63xx_regs.h>
 #include <bcm63xx_io.h>
 #include <bcm63xx_dev_pci.h>
@@ -40,6 +41,7 @@ static struct board_info __initdata board_96338gw = {
         .name                           = "96338GW",
         .expected_cpu_id                = 0x6338,
 
+        .has_uart0                      = 1,
         .has_enet0                      = 1,
         .enet0 = {
                 .force_speed_100        = 1,
@@ -82,6 +84,7 @@ static struct board_info __initdata board_96338w = {
         .name                           = "96338W",
         .expected_cpu_id                = 0x6338,
 
+        .has_uart0                      = 1,
         .has_enet0                      = 1,
         .enet0 = {
                 .force_speed_100        = 1,
@@ -126,6 +129,8 @@ static struct board_info __initdata board_96338w = {
 static struct board_info __initdata board_96345gw2 = {
         .name                           = "96345GW2",
         .expected_cpu_id                = 0x6345,
+
+        .has_uart0                      = 1,
 };
 #endif
 
@@ -137,6 +142,7 @@ static struct board_info __initdata board_96348r = {
         .name                           = "96348R",
         .expected_cpu_id                = 0x6348,
 
+        .has_uart0                      = 1,
         .has_enet0                      = 1,
         .has_pci                        = 1,
 
@@ -180,6 +186,7 @@ static struct board_info __initdata board_96348gw_10 = {
         .name                           = "96348GW-10",
         .expected_cpu_id                = 0x6348,
 
+        .has_uart0                      = 1,
         .has_enet0                      = 1,
         .has_enet1                      = 1,
         .has_pci                        = 1,
@@ -239,6 +246,7 @@ static struct board_info __initdata board_96348gw_11 = {
         .name                           = "96348GW-11",
         .expected_cpu_id                = 0x6348,
 
+        .has_uart0                      = 1,
         .has_enet0                      = 1,
         .has_enet1                      = 1,
         .has_pci                        = 1,
@@ -292,6 +300,7 @@ static struct board_info __initdata board_96348gw = {
         .name                           = "96348GW",
         .expected_cpu_id                = 0x6348,
 
+        .has_uart0                      = 1,
         .has_enet0                      = 1,
         .has_enet1                      = 1,
         .has_pci                        = 1,
@@ -349,9 +358,10 @@ static struct board_info __initdata board_FAST2404 = {
         .name                           = "F@ST2404",
         .expected_cpu_id                = 0x6348,
 
-        .has_enet0                      = 1,
-        .has_enet1                      = 1,
-        .has_pci                        = 1,
+        .has_uart0                      = 1,
+        .has_enet0                      = 1,
+        .has_enet1                      = 1,
+        .has_pci                        = 1,
 
         .enet0 = {
                 .has_phy                = 1,
@@ -391,6 +401,7 @@ static struct board_info __initdata board_DV201AMR = {
         .name                           = "DV201AMR",
         .expected_cpu_id                = 0x6348,
 
+        .has_uart0                      = 1,
         .has_pci                        = 1,
         .has_ohci0                      = 1,
 
@@ -410,6 +421,7 @@ static struct board_info __initdata board_96348gw_a = {
         .name                           = "96348GW-A",
         .expected_cpu_id                = 0x6348,
 
+        .has_uart0                      = 1,
         .has_enet0                      = 1,
         .has_enet1                      = 1,
         .has_pci                        = 1,
@@ -435,6 +447,7 @@ static struct board_info __initdata board_96358vw = {
         .name                           = "96358VW",
         .expected_cpu_id                = 0x6358,
 
+        .has_uart0                      = 1,
         .has_enet0                      = 1,
         .has_enet1                      = 1,
         .has_pci                        = 1,
@@ -486,6 +499,7 @@ static struct board_info __initdata board_96358vw2 = {
         .name                           = "96358VW2",
         .expected_cpu_id                = 0x6358,
 
+        .has_uart0                      = 1,
         .has_enet0                      = 1,
         .has_enet1                      = 1,
         .has_pci                        = 1,
@@ -533,6 +547,7 @@ static struct board_info __initdata board_AGPFS0 = {
         .name                           = "AGPF-S0",
         .expected_cpu_id                = 0x6358,
 
+        .has_uart0                      = 1,
         .has_enet0                      = 1,
         .has_enet1                      = 1,
         .has_pci                        = 1,
@@ -834,6 +849,12 @@ int __init board_register_devices(void)
 {
         u32 val;
 
+        if (board.has_uart0)
+                bcm63xx_uart_register(0);
+
+        if (board.has_uart1)
+                bcm63xx_uart_register(1);
+
         if (board.has_pccard)
                 bcm63xx_pcmcia_register();
 
diff --git a/arch/mips/bcm63xx/cpu.c b/arch/mips/bcm63xx/cpu.c
index 70378bb5e3f..cbb7caf86d7 100644
--- a/arch/mips/bcm63xx/cpu.c
+++ b/arch/mips/bcm63xx/cpu.c
@@ -36,6 +36,7 @@ static const unsigned long bcm96338_regs_base[] = {
         [RSET_TIMER]            = BCM_6338_TIMER_BASE,
         [RSET_WDT]              = BCM_6338_WDT_BASE,
         [RSET_UART0]            = BCM_6338_UART0_BASE,
+        [RSET_UART1]            = BCM_6338_UART1_BASE,
         [RSET_GPIO]             = BCM_6338_GPIO_BASE,
         [RSET_SPI]              = BCM_6338_SPI_BASE,
         [RSET_OHCI0]            = BCM_6338_OHCI0_BASE,
@@ -72,6 +73,7 @@ static const unsigned long bcm96345_regs_base[] = {
         [RSET_TIMER]            = BCM_6345_TIMER_BASE,
         [RSET_WDT]              = BCM_6345_WDT_BASE,
         [RSET_UART0]            = BCM_6345_UART0_BASE,
+        [RSET_UART1]            = BCM_6345_UART1_BASE,
         [RSET_GPIO]             = BCM_6345_GPIO_BASE,
         [RSET_SPI]              = BCM_6345_SPI_BASE,
         [RSET_UDC0]             = BCM_6345_UDC0_BASE,
@@ -109,6 +111,7 @@ static const unsigned long bcm96348_regs_base[] = {
         [RSET_TIMER]            = BCM_6348_TIMER_BASE,
         [RSET_WDT]              = BCM_6348_WDT_BASE,
         [RSET_UART0]            = BCM_6348_UART0_BASE,
+        [RSET_UART1]            = BCM_6348_UART1_BASE,
         [RSET_GPIO]             = BCM_6348_GPIO_BASE,
         [RSET_SPI]              = BCM_6348_SPI_BASE,
         [RSET_OHCI0]            = BCM_6348_OHCI0_BASE,
@@ -150,6 +153,7 @@ static const unsigned long bcm96358_regs_base[] = {
         [RSET_TIMER]            = BCM_6358_TIMER_BASE,
         [RSET_WDT]              = BCM_6358_WDT_BASE,
         [RSET_UART0]            = BCM_6358_UART0_BASE,
+        [RSET_UART1]            = BCM_6358_UART1_BASE,
         [RSET_GPIO]             = BCM_6358_GPIO_BASE,
         [RSET_SPI]              = BCM_6358_SPI_BASE,
         [RSET_OHCI0]            = BCM_6358_OHCI0_BASE,
@@ -170,6 +174,7 @@ static const unsigned long bcm96358_regs_base[] = {
 static const int bcm96358_irqs[] = {
         [IRQ_TIMER]             = BCM_6358_TIMER_IRQ,
         [IRQ_UART0]             = BCM_6358_UART0_IRQ,
+        [IRQ_UART1]             = BCM_6358_UART1_IRQ,
         [IRQ_DSL]               = BCM_6358_DSL_IRQ,
         [IRQ_ENET0]             = BCM_6358_ENET0_IRQ,
         [IRQ_ENET1]             = BCM_6358_ENET1_IRQ,
diff --git a/arch/mips/bcm63xx/dev-uart.c b/arch/mips/bcm63xx/dev-uart.c
index b0519461ad9..c2963da0253 100644
--- a/arch/mips/bcm63xx/dev-uart.c
+++ b/arch/mips/bcm63xx/dev-uart.c
@@ -11,31 +11,65 @@
 #include <linux/platform_device.h>
 #include <bcm63xx_cpu.h>
 
-static struct resource uart_resources[] = {
+static struct resource uart0_resources[] = {
         {
-                .start          = -1, /* filled at runtime */
-                .end            = -1, /* filled at runtime */
+                /* start & end filled at runtime */
                 .flags          = IORESOURCE_MEM,
         },
         {
-                .start          = -1, /* filled at runtime */
+                /* start filled at runtime */
                 .flags          = IORESOURCE_IRQ,
         },
 };
 
-static struct platform_device bcm63xx_uart_device = {
-        .name           = "bcm63xx_uart",
-        .id             = 0,
-        .num_resources  = ARRAY_SIZE(uart_resources),
-        .resource       = uart_resources,
+static struct resource uart1_resources[] = {
+        {
+                /* start & end filled at runtime */
+                .flags          = IORESOURCE_MEM,
+        },
+        {
+                /* start filled at runtime */
+                .flags          = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device bcm63xx_uart_devices[] = {
+        {
+                .name           = "bcm63xx_uart",
+                .id             = 0,
+                .num_resources  = ARRAY_SIZE(uart0_resources),
+                .resource       = uart0_resources,
+        },
+
+        {
+                .name           = "bcm63xx_uart",
+                .id             = 1,
+                .num_resources  = ARRAY_SIZE(uart1_resources),
+                .resource       = uart1_resources,
+        }
 };
 
-int __init bcm63xx_uart_register(void)
+int __init bcm63xx_uart_register(unsigned int id)
 {
-        uart_resources[0].start = bcm63xx_regset_address(RSET_UART0);
-        uart_resources[0].end = uart_resources[0].start;
-        uart_resources[0].end += RSET_UART_SIZE - 1;
-        uart_resources[1].start = bcm63xx_get_irq_number(IRQ_UART0);
-        return platform_device_register(&bcm63xx_uart_device);
+        if (id >= ARRAY_SIZE(bcm63xx_uart_devices))
+                return -ENODEV;
+
+        if (id == 1 && !BCMCPU_IS_6358())
+                return -ENODEV;
+
+        if (id == 0) {
+                uart0_resources[0].start = bcm63xx_regset_address(RSET_UART0);
+                uart0_resources[0].end = uart0_resources[0].start +
+                        RSET_UART_SIZE - 1;
+                uart0_resources[1].start = bcm63xx_get_irq_number(IRQ_UART0);
+        }
+
+        if (id == 1) {
+                uart1_resources[0].start = bcm63xx_regset_address(RSET_UART1);
+                uart1_resources[0].end = uart1_resources[0].start +
+                        RSET_UART_SIZE - 1;
+                uart1_resources[1].start = bcm63xx_get_irq_number(IRQ_UART1);
+        }
+
+        return platform_device_register(&bcm63xx_uart_devices[id]);
 }
-arch_initcall(bcm63xx_uart_register);
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
index b12c4aca2cc..96a2391ad85 100644
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -85,6 +85,7 @@ enum bcm63xx_regs_set {
         RSET_TIMER,
         RSET_WDT,
         RSET_UART0,
+        RSET_UART1,
         RSET_GPIO,
         RSET_SPI,
         RSET_UDC0,
@@ -123,6 +124,7 @@ enum bcm63xx_regs_set {
 #define BCM_6338_TIMER_BASE             (0xfffe0200)
 #define BCM_6338_WDT_BASE               (0xfffe021c)
 #define BCM_6338_UART0_BASE             (0xfffe0300)
+#define BCM_6338_UART1_BASE             (0xdeadbeef)
 #define BCM_6338_GPIO_BASE              (0xfffe0400)
 #define BCM_6338_SPI_BASE               (0xfffe0c00)
 #define BCM_6338_UDC0_BASE              (0xdeadbeef)
@@ -153,6 +155,7 @@ enum bcm63xx_regs_set {
 #define BCM_6345_TIMER_BASE             (0xfffe0200)
 #define BCM_6345_WDT_BASE               (0xfffe021c)
 #define BCM_6345_UART0_BASE             (0xfffe0300)
+#define BCM_6345_UART1_BASE             (0xdeadbeef)
 #define BCM_6345_GPIO_BASE              (0xfffe0400)
 #define BCM_6345_SPI_BASE               (0xdeadbeef)
 #define BCM_6345_UDC0_BASE              (0xdeadbeef)
@@ -182,6 +185,7 @@ enum bcm63xx_regs_set {
 #define BCM_6348_TIMER_BASE             (0xfffe0200)
 #define BCM_6348_WDT_BASE               (0xfffe021c)
 #define BCM_6348_UART0_BASE             (0xfffe0300)
+#define BCM_6348_UART1_BASE             (0xdeadbeef)
 #define BCM_6348_GPIO_BASE              (0xfffe0400)
 #define BCM_6348_SPI_BASE               (0xfffe0c00)
 #define BCM_6348_UDC0_BASE              (0xfffe1000)
@@ -208,6 +212,7 @@ enum bcm63xx_regs_set {
 #define BCM_6358_TIMER_BASE             (0xfffe0040)
 #define BCM_6358_WDT_BASE               (0xfffe005c)
 #define BCM_6358_UART0_BASE             (0xfffe0100)
+#define BCM_6358_UART1_BASE             (0xfffe0120)
 #define BCM_6358_GPIO_BASE              (0xfffe0080)
 #define BCM_6358_SPI_BASE               (0xdeadbeef)
 #define BCM_6358_UDC0_BASE              (0xfffe0800)
@@ -246,6 +251,8 @@ static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set)
                 return BCM_6338_WDT_BASE;
         case RSET_UART0:
                 return BCM_6338_UART0_BASE;
+        case RSET_UART1:
+                return BCM_6338_UART1_BASE;
         case RSET_GPIO:
                 return BCM_6338_GPIO_BASE;
         case RSET_SPI:
@@ -292,6 +299,8 @@ static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set)
                 return BCM_6345_WDT_BASE;
         case RSET_UART0:
                 return BCM_6345_UART0_BASE;
+        case RSET_UART1:
+                return BCM_6345_UART1_BASE;
         case RSET_GPIO:
                 return BCM_6345_GPIO_BASE;
         case RSET_SPI:
@@ -338,6 +347,8 @@ static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set)
                 return BCM_6348_WDT_BASE;
         case RSET_UART0:
                 return BCM_6348_UART0_BASE;
+        case RSET_UART1:
+                return BCM_6348_UART1_BASE;
         case RSET_GPIO:
                 return BCM_6348_GPIO_BASE;
         case RSET_SPI:
@@ -384,6 +395,8 @@ static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set)
                 return BCM_6358_WDT_BASE;
         case RSET_UART0:
                 return BCM_6358_UART0_BASE;
+        case RSET_UART1:
+                return BCM_6358_UART1_BASE;
         case RSET_GPIO:
                 return BCM_6358_GPIO_BASE;
         case RSET_SPI:
@@ -429,6 +442,7 @@ static inline unsigned long bcm63xx_regset_address(enum bcm63xx_regs_set set)
 enum bcm63xx_irq {
         IRQ_TIMER = 0,
         IRQ_UART0,
+        IRQ_UART1,
         IRQ_DSL,
         IRQ_ENET0,
         IRQ_ENET1,
@@ -510,6 +524,7 @@ enum bcm63xx_irq {
  */
 #define BCM_6358_TIMER_IRQ              (IRQ_INTERNAL_BASE + 0)
 #define BCM_6358_UART0_IRQ              (IRQ_INTERNAL_BASE + 2)
+#define BCM_6358_UART1_IRQ              (IRQ_INTERNAL_BASE + 3)
 #define BCM_6358_OHCI0_IRQ              (IRQ_INTERNAL_BASE + 5)
 #define BCM_6358_ENET1_IRQ              (IRQ_INTERNAL_BASE + 6)
 #define BCM_6358_ENET0_IRQ              (IRQ_INTERNAL_BASE + 8)
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_uart.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_uart.h
new file mode 100644
index 00000000000..23c705baf17
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_uart.h
@@ -0,0 +1,6 @@
+#ifndef BCM63XX_DEV_UART_H_
+#define BCM63XX_DEV_UART_H_
+
+int bcm63xx_uart_register(unsigned int id);
+
+#endif /* BCM63XX_DEV_UART_H_ */
diff --git a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
index 6479090a410..474daaa5349 100644
--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
@@ -45,6 +45,8 @@ struct board_info {
         unsigned int    has_ohci0:1;
         unsigned int    has_ehci0:1;
         unsigned int    has_dsp:1;
+        unsigned int    has_uart0:1;
+        unsigned int    has_uart1:1;
 
         /* ethernet config */
         struct bcm63xx_enet_platform_data enet0;