9 files changed, 257 insertions, 38 deletions

diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig
index c7e229b00f6e..856c681ebbbc 100644
--- a/arch/arm/mach-omap1/Kconfig
+++ b/arch/arm/mach-omap1/Kconfig
@@ -22,6 +22,7 @@ comment "OMAP Board Type"
 config MACH_OMAP_INNOVATOR
         bool "TI Innovator"
         depends on ARCH_OMAP1 && (ARCH_OMAP15XX || ARCH_OMAP16XX)
+        select OMAP_MCBSP
         help
           TI OMAP 1510 or 1610 Innovator board support. Say Y here if you
           have such a board.
@@ -29,6 +30,7 @@ config MACH_OMAP_INNOVATOR
 config MACH_OMAP_H2
         bool "TI H2 Support"
         depends on ARCH_OMAP1 && ARCH_OMAP16XX
+        select OMAP_MCBSP
         help
           TI OMAP 1610/1611B H2 board support. Say Y here if you have such
           a board.
@@ -36,6 +38,7 @@ config MACH_OMAP_H2
 config MACH_OMAP_H3
         bool "TI H3 Support"
         depends on ARCH_OMAP1 && ARCH_OMAP16XX
+        select GPIOEXPANDER_OMAP
         help
           TI OMAP 1710 H3 board support. Say Y here if you have such
           a board.
@@ -43,7 +46,7 @@ config MACH_OMAP_H3
 config MACH_OMAP_OSK
         bool "TI OSK Support"
         depends on ARCH_OMAP1 && ARCH_OMAP16XX
-        select TPS65010
+        select OMAP_MCBSP
         help
           TI OMAP 5912 OSK (OMAP Starter Kit) board support. Say Y here
           if you have such a board.
diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile
index 7165f74f78da..a8b9a00cea22 100644
--- a/arch/arm/mach-omap1/Makefile
+++ b/arch/arm/mach-omap1/Makefile
@@ -37,4 +37,3 @@ led-$(CONFIG_MACH_OMAP_INNOVATOR)	+= leds-innovator.o
 led-$(CONFIG_MACH_OMAP_PERSEUS2)        += leds-h2p2-debug.o
 led-$(CONFIG_MACH_OMAP_OSK)             += leds-osk.o
 obj-$(CONFIG_LEDS)                      += $(led-y)
-
diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c
index 62e42c7a628e..f65baa95986e 100644
--- a/arch/arm/mach-omap1/board-fsample.c
+++ b/arch/arm/mach-omap1/board-fsample.c
@@ -246,7 +246,7 @@ static void __init fsample_init_smc91x(void)
         mdelay(50);
 }
 
-void omap_fsample_init_irq(void)
+static void __init omap_fsample_init_irq(void)
 {
         omap1_init_common_hw();
         omap_init_irq();
diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c
index 9d2346fb68f4..7b260b7c537b 100644
--- a/arch/arm/mach-omap1/board-h3.c
+++ b/arch/arm/mach-omap1/board-h3.c
@@ -455,7 +455,7 @@ static void __init h3_init_smc91x(void)
         }
 }
 
-void h3_init_irq(void)
+static void __init h3_init_irq(void)
 {
         omap1_init_common_hw();
         omap_init_irq();
diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c
index cb00530ad279..7e63a41e37c6 100644
--- a/arch/arm/mach-omap1/board-innovator.c
+++ b/arch/arm/mach-omap1/board-innovator.c
@@ -308,7 +308,7 @@ static void __init innovator_init_smc91x(void)
         }
 }
 
-void innovator_init_irq(void)
+static void __init innovator_init_irq(void)
 {
         omap1_init_common_hw();
         omap_init_irq();
diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c
index fa4be962df67..1d5c8d509722 100644
--- a/arch/arm/mach-omap1/board-perseus2.c
+++ b/arch/arm/mach-omap1/board-perseus2.c
@@ -246,7 +246,7 @@ static void __init perseus2_init_smc91x(void)
         mdelay(50);
 }
 
-void omap_perseus2_init_irq(void)
+static void __init omap_perseus2_init_irq(void)
 {
         omap1_init_common_hw();
         omap_init_irq();
diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c
index 6dcd10ab4496..da8a3ac47e13 100644
--- a/arch/arm/mach-omap1/devices.c
+++ b/arch/arm/mach-omap1/devices.c
@@ -24,35 +24,6 @@
 #include <asm/arch/mux.h>
 #include <asm/arch/gpio.h>
 
-#if     defined(CONFIG_OMAP1610_IR) || defined(CONFIG_OMAP161O_IR_MODULE)
-
-static u64 irda_dmamask = 0xffffffff;
-
-static struct platform_device omap1610ir_device = {
-        .name = "omap1610-ir",
-        .id = -1,
-        .dev = {
-                .dma_mask       = &irda_dmamask,
-        },
-};
-
-static void omap_init_irda(void)
-{
-        /* FIXME define and use a boot tag, members something like:
-         *  u8          uart;           // uart1, or uart3
-         * ... but driver only handles uart3 for now
-         *  s16         fir_sel;        // gpio for SIR vs FIR
-         * ... may prefer a callback for SIR/MIR/FIR mode select;
-         * while h2 uses a GPIO, H3 uses a gpio expander
-         */
-        if (machine_is_omap_h2()
-                        || machine_is_omap_h3())
-                (void) platform_device_register(&omap1610ir_device);
-}
-#else
-static inline void omap_init_irda(void) {}
-#endif
-
 /*-------------------------------------------------------------------------*/
 
 #if defined(CONFIG_RTC_DRV_OMAP) || defined(CONFIG_RTC_DRV_OMAP_MODULE)
@@ -90,6 +61,45 @@ static void omap_init_rtc(void)
 static inline void omap_init_rtc(void) {}
 #endif
 
+#if defined(CONFIG_OMAP_DSP) || defined(CONFIG_OMAP_DSP_MODULE)
+
+#if defined(CONFIG_ARCH_OMAP15XX)
+#  define OMAP1_MBOX_SIZE       0x23
+#  define INT_DSP_MAILBOX1      INT_1510_DSP_MAILBOX1
+#elif defined(CONFIG_ARCH_OMAP16XX)
+#  define OMAP1_MBOX_SIZE       0x2f
+#  define INT_DSP_MAILBOX1      INT_1610_DSP_MAILBOX1
+#endif
+
+#define OMAP1_MBOX_BASE         IO_ADDRESS(OMAP16XX_MAILBOX_BASE)
+
+static struct resource mbox_resources[] = {
+        {
+                .start          = OMAP1_MBOX_BASE,
+                .end            = OMAP1_MBOX_BASE + OMAP1_MBOX_SIZE,
+                .flags          = IORESOURCE_MEM,
+        },
+        {
+                .start          = INT_DSP_MAILBOX1,
+                .flags          = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device mbox_device = {
+        .name           = "mailbox",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(mbox_resources),
+        .resource       = mbox_resources,
+};
+
+static inline void omap_init_mbox(void)
+{
+        platform_device_register(&mbox_device);
+}
+#else
+static inline void omap_init_mbox(void) { }
+#endif
+
 #if defined(CONFIG_OMAP_STI)
 
 #define OMAP1_STI_BASE          IO_ADDRESS(0xfffea000)
@@ -154,7 +164,8 @@ static int __init omap1_init_devices(void)
         /* please keep these calls, and their implementations above,
          * in alphabetical order so they're easier to sort through.
          */
-        omap_init_irda();
+
+        omap_init_mbox();
         omap_init_rtc();
         omap_init_sti();
 
diff --git a/arch/arm/mach-omap1/io.c b/arch/arm/mach-omap1/io.c
index fab8b0b27cfb..81c4e738506c 100644
--- a/arch/arm/mach-omap1/io.c
+++ b/arch/arm/mach-omap1/io.c
@@ -17,11 +17,11 @@
 #include <asm/io.h>
 #include <asm/arch/mux.h>
 #include <asm/arch/tc.h>
-#include <asm/arch/omapfb.h>
 
 extern int omap1_clk_init(void);
 extern void omap_check_revision(void);
 extern void omap_sram_init(void);
+extern void omapfb_reserve_sdram(void);
 
 /*
  * The machine specific code may provide the extra mapping besides the
@@ -121,7 +121,7 @@ void __init omap1_map_common_io(void)
 #endif
 
         omap_sram_init();
-        omapfb_reserve_mem();
+        omapfb_reserve_sdram();
 }
 
 /*
diff --git a/arch/arm/mach-omap1/mailbox.c b/arch/arm/mach-omap1/mailbox.c
new file mode 100644
index 000000000000..d3abf5609902
--- /dev/null
+++ b/arch/arm/mach-omap1/mailbox.c
@@ -0,0 +1,206 @@
+/*
+ * Mailbox reservation modules for DSP
+ *
+ * Copyright (C) 2006 Nokia Corporation
+ * Written by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/resource.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <asm/arch/mailbox.h>
+#include <asm/arch/irqs.h>
+#include <asm/io.h>
+
+#define MAILBOX_ARM2DSP1                0x00
+#define MAILBOX_ARM2DSP1b               0x04
+#define MAILBOX_DSP2ARM1                0x08
+#define MAILBOX_DSP2ARM1b               0x0c
+#define MAILBOX_DSP2ARM2                0x10
+#define MAILBOX_DSP2ARM2b               0x14
+#define MAILBOX_ARM2DSP1_Flag           0x18
+#define MAILBOX_DSP2ARM1_Flag           0x1c
+#define MAILBOX_DSP2ARM2_Flag           0x20
+
+unsigned long mbox_base;
+
+struct omap_mbox1_fifo {
+        unsigned long cmd;
+        unsigned long data;
+        unsigned long flag;
+};
+
+struct omap_mbox1_priv {
+        struct omap_mbox1_fifo tx_fifo;
+        struct omap_mbox1_fifo rx_fifo;
+};
+
+static inline int mbox_read_reg(unsigned int reg)
+{
+        return __raw_readw(mbox_base + reg);
+}
+
+static inline void mbox_write_reg(unsigned int val, unsigned int reg)
+{
+        __raw_writew(val, mbox_base + reg);
+}
+
+/* msg */
+static inline mbox_msg_t omap1_mbox_fifo_read(struct omap_mbox *mbox)
+{
+        struct omap_mbox1_fifo *fifo =
+                &((struct omap_mbox1_priv *)mbox->priv)->rx_fifo;
+        mbox_msg_t msg;
+
+        msg = mbox_read_reg(fifo->data);
+        msg |= ((mbox_msg_t) mbox_read_reg(fifo->cmd)) << 16;
+
+        return msg;
+}
+
+static inline void
+omap1_mbox_fifo_write(struct omap_mbox *mbox, mbox_msg_t msg)
+{
+        struct omap_mbox1_fifo *fifo =
+                &((struct omap_mbox1_priv *)mbox->priv)->tx_fifo;
+
+        mbox_write_reg(msg & 0xffff, fifo->data);
+        mbox_write_reg(msg >> 16, fifo->cmd);
+}
+
+static inline int omap1_mbox_fifo_empty(struct omap_mbox *mbox)
+{
+        return 0;
+}
+
+static inline int omap1_mbox_fifo_full(struct omap_mbox *mbox)
+{
+        struct omap_mbox1_fifo *fifo =
+                &((struct omap_mbox1_priv *)mbox->priv)->rx_fifo;
+
+        return (mbox_read_reg(fifo->flag));
+}
+
+/* irq */
+static inline void
+omap1_mbox_enable_irq(struct omap_mbox *mbox, omap_mbox_type_t irq)
+{
+        if (irq == IRQ_RX)
+                enable_irq(mbox->irq);
+}
+
+static inline void
+omap1_mbox_disable_irq(struct omap_mbox *mbox, omap_mbox_type_t irq)
+{
+        if (irq == IRQ_RX)
+                disable_irq(mbox->irq);
+}
+
+static inline int
+omap1_mbox_is_irq(struct omap_mbox *mbox, omap_mbox_type_t irq)
+{
+        if (irq == IRQ_TX)
+                return 0;
+        return 1;
+}
+
+static struct omap_mbox_ops omap1_mbox_ops = {
+        .type           = OMAP_MBOX_TYPE1,
+        .fifo_read      = omap1_mbox_fifo_read,
+        .fifo_write     = omap1_mbox_fifo_write,
+        .fifo_empty     = omap1_mbox_fifo_empty,
+        .fifo_full      = omap1_mbox_fifo_full,
+        .enable_irq     = omap1_mbox_enable_irq,
+        .disable_irq    = omap1_mbox_disable_irq,
+        .is_irq         = omap1_mbox_is_irq,
+};
+
+/* FIXME: the following struct should be created automatically by the user id */
+
+/* DSP */
+static struct omap_mbox1_priv omap1_mbox_dsp_priv = {
+        .tx_fifo = {
+                .cmd    = MAILBOX_ARM2DSP1b,
+                .data   = MAILBOX_ARM2DSP1,
+                .flag   = MAILBOX_ARM2DSP1_Flag,
+        },
+        .rx_fifo = {
+                .cmd    = MAILBOX_DSP2ARM1b,
+                .data   = MAILBOX_DSP2ARM1,
+                .flag   = MAILBOX_DSP2ARM1_Flag,
+        },
+};
+
+struct omap_mbox mbox_dsp_info = {
+        .name   = "dsp",
+        .ops    = &omap1_mbox_ops,
+        .priv   = &omap1_mbox_dsp_priv,
+};
+EXPORT_SYMBOL(mbox_dsp_info);
+
+static int __init omap1_mbox_probe(struct platform_device *pdev)
+{
+        struct resource *res;
+        int ret = 0;
+
+        if (pdev->num_resources != 2) {
+                dev_err(&pdev->dev, "invalid number of resources: %d\n",
+                        pdev->num_resources);
+                return -ENODEV;
+        }
+
+        /* MBOX base */
+        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+        if (unlikely(!res)) {
+                dev_err(&pdev->dev, "invalid mem resource\n");
+                return -ENODEV;
+        }
+        mbox_base = res->start;
+
+        /* DSP IRQ */
+        res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+        if (unlikely(!res)) {
+                dev_err(&pdev->dev, "invalid irq resource\n");
+                return -ENODEV;
+        }
+        mbox_dsp_info.irq = res->start;
+
+        ret = omap_mbox_register(&mbox_dsp_info);
+
+        return ret;
+}
+
+static int omap1_mbox_remove(struct platform_device *pdev)
+{
+        omap_mbox_unregister(&mbox_dsp_info);
+
+        return 0;
+}
+
+static struct platform_driver omap1_mbox_driver = {
+        .probe  = omap1_mbox_probe,
+        .remove = omap1_mbox_remove,
+        .driver = {
+                .name   = "mailbox",
+        },
+};
+
+static int __init omap1_mbox_init(void)
+{
+        return platform_driver_register(&omap1_mbox_driver);
+}
+
+static void __exit omap1_mbox_exit(void)
+{
+        platform_driver_unregister(&omap1_mbox_driver);
+}
+
+module_init(omap1_mbox_init);
+module_exit(omap1_mbox_exit);
+
+MODULE_LICENSE("GPL");