[ARM] Orion: use mv643xx_eth driver mbus window handling

Make the Orion 5x platform code use the mbus window handling code
that's in the mv643xx_eth driver, instead of programming the GigE
block's mbus window registers by hand.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Reviewed-by: Tzachi Perelstein <tzachi@marvell.com>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Nicolas Pitre <nico@marvell.com>

3 files changed, 7 insertions, 49 deletions

diff --git a/arch/arm/mach-orion5x/addr-map.c b/arch/arm/mach-orion5x/addr-map.c
index 9608503d67f5..186f51ce7c11 100644
--- a/arch/arm/mach-orion5x/addr-map.c
+++ b/arch/arm/mach-orion5x/addr-map.c
@@ -81,17 +81,6 @@
 #define CPU_WIN_REMAP_LO(n)     ORION5X_BRIDGE_REG(0x008 | ((n) << 4))
 #define CPU_WIN_REMAP_HI(n)     ORION5X_BRIDGE_REG(0x00c | ((n) << 4))
 
-/*
- * Gigabit Ethernet Address Decode Windows registers
- */
-#define ETH_WIN_BASE(win)       ORION5X_ETH_REG(0x200 + ((win) * 8))
-#define ETH_WIN_SIZE(win)       ORION5X_ETH_REG(0x204 + ((win) * 8))
-#define ETH_WIN_REMAP(win)      ORION5X_ETH_REG(0x280 + ((win) * 4))
-#define ETH_WIN_EN              ORION5X_ETH_REG(0x290)
-#define ETH_WIN_PROT            ORION5X_ETH_REG(0x294)
-#define ETH_MAX_WIN             6
-#define ETH_MAX_REMAP_WIN       4
-
 
 struct mbus_dram_target_info orion5x_mbus_dram_info;
 
@@ -202,39 +191,3 @@ void __init orion5x_setup_pcie_wa_win(u32 base, u32 size)
 {
         setup_cpu_win(7, base, size, TARGET_PCIE, ATTR_PCIE_WA, -1);
 }
-
-void __init orion5x_setup_eth_wins(void)
-{
-        int i;
-
-        /*
-         * First, disable and clear windows
-         */
-        for (i = 0; i < ETH_MAX_WIN; i++) {
-                orion5x_write(ETH_WIN_BASE(i), 0);
-                orion5x_write(ETH_WIN_SIZE(i), 0);
-                orion5x_setbits(ETH_WIN_EN, 1 << i);
-                orion5x_clrbits(ETH_WIN_PROT, 0x3 << (i * 2));
-                if (i < ETH_MAX_REMAP_WIN)
-                        orion5x_write(ETH_WIN_REMAP(i), 0);
-        }
-
-        /*
-         * Setup windows for DDR banks.
-         */
-        for (i = 0; i < DDR_MAX_CS; i++) {
-                u32 base, size;
-                size = orion5x_read(DDR_SIZE_CS(i));
-                base = orion5x_read(DDR_BASE_CS(i));
-                if (size & DDR_BANK_EN) {
-                        base = DDR_REG_TO_BASE(base);
-                        size = DDR_REG_TO_SIZE(size);
-                        orion5x_write(ETH_WIN_SIZE(i), (size-1) & 0xffff0000);
-                        orion5x_write(ETH_WIN_BASE(i), (base & 0xffff0000) |
-                                        (ATTR_DDR_CS(i) << 8) |
-                                        TARGET_DDR);
-                        orion5x_clrbits(ETH_WIN_EN, 1 << i);
-                        orion5x_setbits(ETH_WIN_PROT, 0x3 << (i * 2));
-                }
-        }
-}
diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c
index 0ecff5a61972..da6e5deab073 100644
--- a/arch/arm/mach-orion5x/common.c
+++ b/arch/arm/mach-orion5x/common.c
@@ -190,6 +190,10 @@ static struct platform_device orion5x_ehci1 = {
  * (The Orion and Discovery (MV643xx) families use the same Ethernet driver)
  ****************************************************************************/
 
+struct mv643xx_eth_shared_platform_data orion5x_eth_shared_data = {
+        .dram           = &orion5x_mbus_dram_info,
+};
+
 static struct resource orion5x_eth_shared_resources[] = {
         {
                 .start  = ORION5X_ETH_PHYS_BASE + 0x2000,
@@ -201,6 +205,9 @@ static struct resource orion5x_eth_shared_resources[] = {
 static struct platform_device orion5x_eth_shared = {
         .name           = MV643XX_ETH_SHARED_NAME,
         .id             = 0,
+        .dev            = {
+                .platform_data  = &orion5x_eth_shared_data,
+        },
         .num_resources  = 1,
         .resource       = orion5x_eth_shared_resources,
 };
@@ -362,7 +369,6 @@ void __init orion5x_init(void)
          * Setup Orion address map
          */
         orion5x_setup_cpu_mbus_bridge();
-        orion5x_setup_eth_wins();
 
         /*
          * Register devices.
diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h
index 14adf8d1a54a..bd0f05de6e18 100644
--- a/arch/arm/mach-orion5x/common.h
+++ b/arch/arm/mach-orion5x/common.h
@@ -22,7 +22,6 @@ void orion5x_setup_dev0_win(u32 base, u32 size);
 void orion5x_setup_dev1_win(u32 base, u32 size);
 void orion5x_setup_dev2_win(u32 base, u32 size);
 void orion5x_setup_pcie_wa_win(u32 base, u32 size);
-void orion5x_setup_eth_wins(void);
 
 /*
  * Shared code used internally by other Orion core functions.