ARM: sa1100: Refactor mcp-sa11x0 to use platform resources.

Make use of memory resources rather than hardcoded IO adresses.
This is a first step towards DT support.

Signed-off-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

7 files changed, 66 insertions, 1 deletions

diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c
index 14b31f116ef9..96a162c2e41d 100644
--- a/arch/arm/mach-sa1100/assabet.c
+++ b/arch/arm/mach-sa1100/assabet.c
@@ -253,6 +253,17 @@ static void __init assabet_init(void)
         sa11x0_register_mtd(&assabet_flash_data, assabet_flash_resources,
                             ARRAY_SIZE(assabet_flash_resources));
         sa11x0_register_irda(&assabet_irda_data);
+
+        /*
+         * Setup the PPC unit correctly.
+         */
+        PPDR &= ~PPC_RXD4;
+        PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM;
+        PSDR |= PPC_RXD4;
+        PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+        PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+
+        ASSABET_BCR_set(ASSABET_BCR_CODEC_RST);
         sa11x0_register_mcp(&assabet_mcp_data);
 }
 
diff --git a/arch/arm/mach-sa1100/cerf.c b/arch/arm/mach-sa1100/cerf.c
index b7db7cd08305..6f7e19d4e657 100644
--- a/arch/arm/mach-sa1100/cerf.c
+++ b/arch/arm/mach-sa1100/cerf.c
@@ -131,6 +131,16 @@ static void __init cerf_init(void)
 {
         platform_add_devices(cerf_devices, ARRAY_SIZE(cerf_devices));
         sa11x0_register_mtd(&cerf_flash_data, &cerf_flash_resource, 1);
+
+        /*
+         * Setup the PPC unit correctly.
+         */
+        PPDR &= ~PPC_RXD4;
+        PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM;
+        PSDR |= PPC_RXD4;
+        PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+        PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+
         sa11x0_register_mcp(&cerf_mcp_data);
 }
 
diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c
index b0b5efee683b..b5d28d1491d8 100644
--- a/arch/arm/mach-sa1100/collie.c
+++ b/arch/arm/mach-sa1100/collie.c
@@ -357,6 +357,16 @@ static void __init collie_init(void)
 
         sa11x0_register_mtd(&collie_flash_data, collie_flash_resources,
                             ARRAY_SIZE(collie_flash_resources));
+
+        /*
+         * Setup the PPC unit correctly.
+         */
+        PPDR &= ~PPC_RXD4;
+        PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM;
+        PSDR |= PPC_RXD4;
+        PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+        PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+
         sa11x0_register_mcp(&collie_mcp_data);
 
         sharpsl_save_param();
diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c
index 5fa5ae1f39e1..4dc0bf90a993 100644
--- a/arch/arm/mach-sa1100/generic.c
+++ b/arch/arm/mach-sa1100/generic.c
@@ -206,10 +206,15 @@ static struct platform_device sa11x0uart3_device = {
 static struct resource sa11x0mcp_resources[] = {
         [0] = {
                 .start  = __PREG(Ser4MCCR0),
-                .end    = __PREG(Ser4MCCR0) + 0xffff,
+                .end    = __PREG(Ser4MCCR0) + 0x1C - 1,
                 .flags  = IORESOURCE_MEM,
         },
         [1] = {
+                .start  = __PREG(Ser4MCCR1),
+                .end    = __PREG(Ser4MCCR1) + 0x4 - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [2] = {
                 .start  = IRQ_Ser4MCP,
                 .end    = IRQ_Ser4MCP,
                 .flags  = IORESOURCE_IRQ,
diff --git a/arch/arm/mach-sa1100/lart.c b/arch/arm/mach-sa1100/lart.c
index 34bbdd986e43..b9d5bcb8870e 100644
--- a/arch/arm/mach-sa1100/lart.c
+++ b/arch/arm/mach-sa1100/lart.c
@@ -29,6 +29,15 @@ static struct mcp_plat_data lart_mcp_data = {
 
 static void __init lart_init(void)
 {
+        /*
+         * Setup the PPC unit correctly.
+         */
+        PPDR &= ~PPC_RXD4;
+        PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM;
+        PSDR |= PPC_RXD4;
+        PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+        PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+
         sa11x0_register_mcp(&lart_mcp_data);
 }
 
diff --git a/arch/arm/mach-sa1100/shannon.c b/arch/arm/mach-sa1100/shannon.c
index 252faa5e2395..5aaac5b6763e 100644
--- a/arch/arm/mach-sa1100/shannon.c
+++ b/arch/arm/mach-sa1100/shannon.c
@@ -61,6 +61,16 @@ static struct mcp_plat_data shannon_mcp_data = {
 static void __init shannon_init(void)
 {
         sa11x0_register_mtd(&shannon_flash_data, &shannon_flash_resource, 1);
+
+        /*
+         * Setup the PPC unit correctly.
+         */
+        PPDR &= ~PPC_RXD4;
+        PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM;
+        PSDR |= PPC_RXD4;
+        PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+        PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+
         sa11x0_register_mcp(&shannon_mcp_data);
 }
 
diff --git a/arch/arm/mach-sa1100/simpad.c b/arch/arm/mach-sa1100/simpad.c
index 7eac8ebab94e..d50288c3cf64 100644
--- a/arch/arm/mach-sa1100/simpad.c
+++ b/arch/arm/mach-sa1100/simpad.c
@@ -384,6 +384,16 @@ static int __init simpad_init(void)
 
         sa11x0_register_mtd(&simpad_flash_data, simpad_flash_resources,
                               ARRAY_SIZE(simpad_flash_resources));
+
+        /*
+         * Setup the PPC unit correctly.
+         */
+        PPDR &= ~PPC_RXD4;
+        PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM;
+        PSDR |= PPC_RXD4;
+        PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+        PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
+
         sa11x0_register_mcp(&simpad_mcp_data);
 
         ret = platform_add_devices(devices, ARRAY_SIZE(devices));