9 files changed, 128 insertions, 25 deletions

diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index 02e9fdeb8fa..2fa38df2841 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -61,12 +61,11 @@ void __iomem *gic_cpu_base_addr;
 /*
  * Adjust the zones if there are restrictions for DMA access.
  */
-void __init realview_adjust_zones(int node, unsigned long *size,
-                                  unsigned long *hole)
+void __init realview_adjust_zones(unsigned long *size, unsigned long *hole)
 {
         unsigned long dma_size = SZ_256M >> PAGE_SHIFT;
 
-        if (!machine_is_realview_pbx() || node || (size[0] <= dma_size))
+        if (!machine_is_realview_pbx() || size[0] <= dma_size)
                 return;
 
         size[ZONE_NORMAL] = size[0] - dma_size;
@@ -232,6 +231,21 @@ static unsigned int realview_mmc_status(struct device *dev)
         struct amba_device *adev = container_of(dev, struct amba_device, dev);
         u32 mask;
 
+        if (machine_is_realview_pb1176()) {
+                static bool inserted = false;
+
+                /*
+                 * The PB1176 does not have the status register,
+                 * assume it is inserted at startup, then invert
+                 * for each call so card insertion/removal will
+                 * be detected anyway. This will not be called if
+                 * GPIO on PL061 is active, which is the proper
+                 * way to do this on the PB1176.
+                 */
+                inserted = !inserted;
+                return inserted ? 0 : 1;
+        }
+
         if (adev->res.start == REALVIEW_MMCI0_BASE)
                 mask = 1;
         else
@@ -300,8 +314,13 @@ static struct clk ref24_clk = {
         .rate   = 24000000,
 };
 
+static struct clk dummy_apb_pclk;
+
 static struct clk_lookup lookups[] = {
-        {       /* UART0 */
+        {       /* Bus clock */
+                .con_id         = "apb_pclk",
+                .clk            = &dummy_apb_pclk,
+        }, {    /* UART0 */
                 .dev_id         = "dev:uart0",
                 .clk            = &ref24_clk,
         }, {    /* UART1 */
@@ -313,6 +332,12 @@ static struct clk_lookup lookups[] = {
         }, {    /* UART3 */
                 .dev_id         = "fpga:uart3",
                 .clk            = &ref24_clk,
+        }, {    /* UART3 is on the dev chip in PB1176 */
+                .dev_id         = "dev:uart3",
+                .clk            = &ref24_clk,
+        }, {    /* UART4 only exists in PB1176 */
+                .dev_id         = "fpga:uart4",
+                .clk            = &ref24_clk,
         }, {    /* KMI0 */
                 .dev_id         = "fpga:kmi0",
                 .clk            = &ref24_clk,
@@ -322,12 +347,15 @@ static struct clk_lookup lookups[] = {
         }, {    /* MMC0 */
                 .dev_id         = "fpga:mmc0",
                 .clk            = &ref24_clk,
-        }, {    /* EB:CLCD */
+        }, {    /* CLCD is in the PB1176 and EB DevChip */
                 .dev_id         = "dev:clcd",
                 .clk            = &oscvco_clk,
         }, {    /* PB:CLCD */
                 .dev_id         = "issp:clcd",
                 .clk            = &oscvco_clk,
+        }, {    /* SSP */
+                .dev_id         = "dev:ssp0",
+                .clk            = &ref24_clk,
         }
 };
 
@@ -342,7 +370,7 @@ static int __init clk_init(void)
 
         return 0;
 }
-arch_initcall(clk_init);
+core_initcall(clk_init);
 
 /*
  * CLCD support.
diff --git a/arch/arm/mach-realview/include/mach/board-pb1176.h b/arch/arm/mach-realview/include/mach/board-pb1176.h
index 2f5ccb29885..002ab5d8c11 100644
--- a/arch/arm/mach-realview/include/mach/board-pb1176.h
+++ b/arch/arm/mach-realview/include/mach/board-pb1176.h
@@ -26,6 +26,7 @@
 /*
  * Peripheral addresses
  */
+#define REALVIEW_PB1176_UART4_BASE              0x10009000 /* UART 4 */
 #define REALVIEW_PB1176_SCTL_BASE               0x10100000 /* System controller */
 #define REALVIEW_PB1176_SMC_BASE                0x10111000 /* SMC */
 #define REALVIEW_PB1176_DMC_BASE                0x10109000 /* DMC configuration */
diff --git a/arch/arm/mach-realview/include/mach/irqs-pb1176.h b/arch/arm/mach-realview/include/mach/irqs-pb1176.h
index 830055bb862..5c3c625e3e0 100644
--- a/arch/arm/mach-realview/include/mach/irqs-pb1176.h
+++ b/arch/arm/mach-realview/include/mach/irqs-pb1176.h
@@ -40,6 +40,7 @@
 #define IRQ_DC1176_L2CC         (IRQ_DC1176_GIC_START + 13)
 #define IRQ_DC1176_RTC          (IRQ_DC1176_GIC_START + 14)
 #define IRQ_DC1176_CLCD         (IRQ_DC1176_GIC_START + 15)     /* CLCD controller */
+#define IRQ_DC1176_SSP          (IRQ_DC1176_GIC_START + 17)     /* SSP port */
 #define IRQ_DC1176_UART0        (IRQ_DC1176_GIC_START + 18)     /* UART 0 on development chip */
 #define IRQ_DC1176_UART1        (IRQ_DC1176_GIC_START + 19)     /* UART 1 on development chip */
 #define IRQ_DC1176_UART2        (IRQ_DC1176_GIC_START + 20)     /* UART 2 on development chip */
@@ -73,7 +74,6 @@
 #define IRQ_PB1176_RTC          (IRQ_PB1176_GIC_START + 25)     /* Real Time Clock */
 
 #define IRQ_PB1176_GPIO0        -1
-#define IRQ_PB1176_SSP          -1
 #define IRQ_PB1176_SCTL         -1
 
 #define NR_GIC_PB1176           2
diff --git a/arch/arm/mach-realview/include/mach/memory.h b/arch/arm/mach-realview/include/mach/memory.h
index 2417bbcf97f..5dafc157b27 100644
--- a/arch/arm/mach-realview/include/mach/memory.h
+++ b/arch/arm/mach-realview/include/mach/memory.h
@@ -30,10 +30,9 @@
 #endif
 
 #if !defined(__ASSEMBLY__) && defined(CONFIG_ZONE_DMA)
-extern void realview_adjust_zones(int node, unsigned long *size,
-                                  unsigned long *hole);
-#define arch_adjust_zones(node, size, hole) \
-        realview_adjust_zones(node, size, hole)
+extern void realview_adjust_zones(unsigned long *size, unsigned long *hole);
+#define arch_adjust_zones(size, hole) \
+        realview_adjust_zones(size, hole)
 
 #define ISA_DMA_THRESHOLD       (PHYS_OFFSET + SZ_256M - 1)
 #define MAX_DMA_ADDRESS         (PAGE_OFFSET + SZ_256M)
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index 4425018fab8..991c1f8390e 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -25,6 +25,7 @@
 #include <linux/amba/bus.h>
 #include <linux/amba/pl061.h>
 #include <linux/amba/mmci.h>
+#include <linux/amba/pl022.h>
 #include <linux/io.h>
 
 #include <mach/hardware.h>
@@ -129,6 +130,12 @@ static struct pl061_platform_data gpio2_plat_data = {
         .irq_base       = -1,
 };
 
+static struct pl022_ssp_controller ssp0_plat_data = {
+        .bus_id = 0,
+        .enable_dma = 0,
+        .num_chipselect = 1,
+};
+
 /*
  * RealView EB AMBA devices
  */
@@ -213,7 +220,7 @@ AMBA_DEVICE(sci0,  "dev:sci0",  SCI,      NULL);
 AMBA_DEVICE(uart0, "dev:uart0", EB_UART0, NULL);
 AMBA_DEVICE(uart1, "dev:uart1", EB_UART1, NULL);
 AMBA_DEVICE(uart2, "dev:uart2", EB_UART2, NULL);
-AMBA_DEVICE(ssp0,  "dev:ssp0",  EB_SSP,   NULL);
+AMBA_DEVICE(ssp0,  "dev:ssp0",  EB_SSP,   &ssp0_plat_data);
 
 static struct amba_device *amba_devs[] __initdata = {
         &dmac_device,
@@ -324,6 +331,26 @@ static struct platform_device pmu_device = {
         .resource               = pmu_resources,
 };
 
+static struct resource char_lcd_resources[] = {
+        {
+                .start = REALVIEW_CHAR_LCD_BASE,
+                .end   = (REALVIEW_CHAR_LCD_BASE + SZ_4K - 1),
+                .flags = IORESOURCE_MEM,
+        },
+        {
+                .start  = IRQ_EB_CHARLCD,
+                .end    = IRQ_EB_CHARLCD,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device char_lcd_device = {
+        .name           =       "arm-charlcd",
+        .id             =       -1,
+        .num_resources  =       ARRAY_SIZE(char_lcd_resources),
+        .resource       =       char_lcd_resources,
+};
+
 static void __init gic_init_irq(void)
 {
         if (core_tile_eb11mp() || core_tile_a9mp()) {
@@ -442,6 +469,7 @@ static void __init realview_eb_init(void)
 
         realview_flash_register(&realview_eb_flash_resource, 1);
         platform_device_register(&realview_i2c_device);
+        platform_device_register(&char_lcd_device);
         eth_device_register();
         realview_usb_register(realview_eb_isp1761_resources);
 
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c
index 099a1f125cf..d2be12eb829 100644
--- a/arch/arm/mach-realview/realview_pb1176.c
+++ b/arch/arm/mach-realview/realview_pb1176.c
@@ -25,6 +25,7 @@
 #include <linux/amba/bus.h>
 #include <linux/amba/pl061.h>
 #include <linux/amba/mmci.h>
+#include <linux/amba/pl022.h>
 #include <linux/io.h>
 
 #include <mach/hardware.h>
@@ -123,6 +124,12 @@ static struct pl061_platform_data gpio2_plat_data = {
         .irq_base       = -1,
 };
 
+static struct pl022_ssp_controller ssp0_plat_data = {
+        .bus_id = 0,
+        .enable_dma = 0,
+        .num_chipselect = 1,
+};
+
 /*
  * RealView PB1176 AMBA devices
  */
@@ -144,8 +151,6 @@ static struct pl061_platform_data gpio2_plat_data = {
 #define MPMC_DMA        { 0, 0 }
 #define PB1176_CLCD_IRQ { IRQ_DC1176_CLCD, NO_IRQ }
 #define PB1176_CLCD_DMA { 0, 0 }
-#define DMAC_IRQ        { IRQ_PB1176_DMAC, NO_IRQ }
-#define DMAC_DMA        { 0, 0 }
 #define SCTL_IRQ        { NO_IRQ, NO_IRQ }
 #define SCTL_DMA        { 0, 0 }
 #define PB1176_WATCHDOG_IRQ     { IRQ_DC1176_WATCHDOG, NO_IRQ }
@@ -166,7 +171,9 @@ static struct pl061_platform_data gpio2_plat_data = {
 #define PB1176_UART2_DMA        { 11, 10 }
 #define PB1176_UART3_IRQ        { IRQ_DC1176_UART3, NO_IRQ }
 #define PB1176_UART3_DMA        { 0x86, 0x87 }
-#define PB1176_SSP_IRQ          { IRQ_PB1176_SSP, NO_IRQ }
+#define PB1176_UART4_IRQ        { IRQ_PB1176_UART4, NO_IRQ }
+#define PB1176_UART4_DMA        { 0, 0 }
+#define PB1176_SSP_IRQ          { IRQ_DC1176_SSP, NO_IRQ }
 #define PB1176_SSP_DMA          { 9, 8 }
 
 /* FPGA Primecells */
@@ -174,7 +181,7 @@ AMBA_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
 AMBA_DEVICE(mmc0,       "fpga:mmc0",    MMCI0,          &realview_mmc0_plat_data);
 AMBA_DEVICE(kmi0,       "fpga:kmi0",    KMI0,           NULL);
 AMBA_DEVICE(kmi1,       "fpga:kmi1",    KMI1,           NULL);
-AMBA_DEVICE(uart3,      "fpga:uart3",   PB1176_UART3,   NULL);
+AMBA_DEVICE(uart4,      "fpga:uart4",   PB1176_UART4,   NULL);
 
 /* DevChip Primecells */
 AMBA_DEVICE(smc,        "dev:smc",      PB1176_SMC,     NULL);
@@ -188,18 +195,16 @@ AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
 AMBA_DEVICE(uart0,      "dev:uart0",    PB1176_UART0,   NULL);
 AMBA_DEVICE(uart1,      "dev:uart1",    PB1176_UART1,   NULL);
 AMBA_DEVICE(uart2,      "dev:uart2",    PB1176_UART2,   NULL);
-AMBA_DEVICE(ssp0,       "dev:ssp0",     PB1176_SSP,     NULL);
-
-/* Primecells on the NEC ISSP chip */
-AMBA_DEVICE(clcd,       "issp:clcd",    PB1176_CLCD,    &clcd_plat_data);
-//AMBA_DEVICE(dmac,     "issp:dmac",    PB1176_DMAC,    NULL);
+AMBA_DEVICE(uart3,      "dev:uart3",    PB1176_UART3,   NULL);
+AMBA_DEVICE(ssp0,       "dev:ssp0",     PB1176_SSP,     &ssp0_plat_data);
+AMBA_DEVICE(clcd,       "dev:clcd",     PB1176_CLCD,    &clcd_plat_data);
 
 static struct amba_device *amba_devs[] __initdata = {
-//      &dmac_device,
         &uart0_device,
         &uart1_device,
         &uart2_device,
         &uart3_device,
+        &uart4_device,
         &smc_device,
         &clcd_device,
         &sctl_device,
@@ -276,6 +281,26 @@ static struct platform_device pmu_device = {
         .resource               = &pmu_resource,
 };
 
+static struct resource char_lcd_resources[] = {
+        {
+                .start = REALVIEW_CHAR_LCD_BASE,
+                .end   = (REALVIEW_CHAR_LCD_BASE + SZ_4K - 1),
+                .flags = IORESOURCE_MEM,
+        },
+        {
+                .start  = IRQ_PB1176_CHARLCD,
+                .end    = IRQ_PB1176_CHARLCD,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device char_lcd_device = {
+        .name           =       "arm-charlcd",
+        .id             =       -1,
+        .num_resources  =       ARRAY_SIZE(char_lcd_resources),
+        .resource       =       char_lcd_resources,
+};
+
 static void __init gic_init_irq(void)
 {
         /* ARM1176 DevChip GIC, primary */
@@ -338,6 +363,7 @@ static void __init realview_pb1176_init(void)
         platform_device_register(&realview_i2c_device);
         realview_usb_register(realview_pb1176_isp1761_resources);
         platform_device_register(&pmu_device);
+        platform_device_register(&char_lcd_device);
 
         for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
                 struct amba_device *d = amba_devs[i];
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c
index 0e07a5ccb75..d591bc00b86 100644
--- a/arch/arm/mach-realview/realview_pb11mp.c
+++ b/arch/arm/mach-realview/realview_pb11mp.c
@@ -25,6 +25,7 @@
 #include <linux/amba/bus.h>
 #include <linux/amba/pl061.h>
 #include <linux/amba/mmci.h>
+#include <linux/amba/pl022.h>
 #include <linux/io.h>
 
 #include <mach/hardware.h>
@@ -124,6 +125,12 @@ static struct pl061_platform_data gpio2_plat_data = {
         .irq_base       = -1,
 };
 
+static struct pl022_ssp_controller ssp0_plat_data = {
+        .bus_id = 0,
+        .enable_dma = 0,
+        .num_chipselect = 1,
+};
+
 /*
  * RealView PB11MPCore AMBA devices
  */
@@ -190,7 +197,7 @@ AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
 AMBA_DEVICE(uart0,      "dev:uart0",    PB11MP_UART0,   NULL);
 AMBA_DEVICE(uart1,      "dev:uart1",    PB11MP_UART1,   NULL);
 AMBA_DEVICE(uart2,      "dev:uart2",    PB11MP_UART2,   NULL);
-AMBA_DEVICE(ssp0,       "dev:ssp0",     PB11MP_SSP,     NULL);
+AMBA_DEVICE(ssp0,       "dev:ssp0",     PB11MP_SSP,     &ssp0_plat_data);
 
 /* Primecells on the NEC ISSP chip */
 AMBA_DEVICE(clcd,       "issp:clcd",    PB11MP_CLCD,    &clcd_plat_data);
diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c
index ac2f06f1ca5..6c37621217b 100644
--- a/arch/arm/mach-realview/realview_pba8.c
+++ b/arch/arm/mach-realview/realview_pba8.c
@@ -25,6 +25,7 @@
 #include <linux/amba/bus.h>
 #include <linux/amba/pl061.h>
 #include <linux/amba/mmci.h>
+#include <linux/amba/pl022.h>
 #include <linux/io.h>
 
 #include <asm/irq.h>
@@ -114,6 +115,12 @@ static struct pl061_platform_data gpio2_plat_data = {
         .irq_base       = -1,
 };
 
+static struct pl022_ssp_controller ssp0_plat_data = {
+        .bus_id = 0,
+        .enable_dma = 0,
+        .num_chipselect = 1,
+};
+
 /*
  * RealView PBA8Core AMBA devices
  */
@@ -180,7 +187,7 @@ AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
 AMBA_DEVICE(uart0,      "dev:uart0",    PBA8_UART0,     NULL);
 AMBA_DEVICE(uart1,      "dev:uart1",    PBA8_UART1,     NULL);
 AMBA_DEVICE(uart2,      "dev:uart2",    PBA8_UART2,     NULL);
-AMBA_DEVICE(ssp0,       "dev:ssp0",     PBA8_SSP,       NULL);
+AMBA_DEVICE(ssp0,       "dev:ssp0",     PBA8_SSP,       &ssp0_plat_data);
 
 /* Primecells on the NEC ISSP chip */
 AMBA_DEVICE(clcd,       "issp:clcd",    PBA8_CLCD,      &clcd_plat_data);
diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c
index 08fd683adc4..9428eff0b11 100644
--- a/arch/arm/mach-realview/realview_pbx.c
+++ b/arch/arm/mach-realview/realview_pbx.c
@@ -24,6 +24,7 @@
 #include <linux/amba/bus.h>
 #include <linux/amba/pl061.h>
 #include <linux/amba/mmci.h>
+#include <linux/amba/pl022.h>
 #include <linux/io.h>
 
 #include <asm/irq.h>
@@ -136,6 +137,12 @@ static struct pl061_platform_data gpio2_plat_data = {
         .irq_base       = -1,
 };
 
+static struct pl022_ssp_controller ssp0_plat_data = {
+        .bus_id = 0,
+        .enable_dma = 0,
+        .num_chipselect = 1,
+};
+
 /*
  * RealView PBXCore AMBA devices
  */
@@ -202,7 +209,7 @@ AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
 AMBA_DEVICE(uart0,      "dev:uart0",    PBX_UART0,      NULL);
 AMBA_DEVICE(uart1,      "dev:uart1",    PBX_UART1,      NULL);
 AMBA_DEVICE(uart2,      "dev:uart2",    PBX_UART2,      NULL);
-AMBA_DEVICE(ssp0,       "dev:ssp0",     PBX_SSP,        NULL);
+AMBA_DEVICE(ssp0,       "dev:ssp0",     PBX_SSP,        &ssp0_plat_data);
 
 /* Primecells on the NEC ISSP chip */
 AMBA_DEVICE(clcd,       "issp:clcd",    PBX_CLCD,       &clcd_plat_data);