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-rw-r--r--arch/arm/mach-orion5x/addr-map.c146
-rw-r--r--arch/arm/mach-orion5x/common.c7
-rw-r--r--arch/arm/mach-orion5x/common.h2
-rw-r--r--arch/arm/mach-orion5x/include/mach/orion5x.h2
4 files changed, 51 insertions, 106 deletions
diff --git a/arch/arm/mach-orion5x/addr-map.c b/arch/arm/mach-orion5x/addr-map.c
index 5ceafdccc45..73ceb49de89 100644
--- a/arch/arm/mach-orion5x/addr-map.c
+++ b/arch/arm/mach-orion5x/addr-map.c
@@ -14,8 +14,8 @@
#include <linux/init.h>
#include <linux/mbus.h>
#include <linux/io.h>
-#include <linux/errno.h>
#include <mach/hardware.h>
+#include <plat/addr-map.h>
#include "common.h"
/*
@@ -41,7 +41,6 @@
/*
* Generic Address Decode Windows bit settings
*/
-#define TARGET_DDR 0
#define TARGET_DEV_BUS 1
#define TARGET_PCI 3
#define TARGET_PCIE 4
@@ -57,27 +56,11 @@
#define ATTR_DEV_BOOT 0xf
#define ATTR_SRAM 0x0
-/*
- * Helpers to get DDR bank info
- */
-#define ORION5X_DDR_REG(x) (ORION5X_DDR_VIRT_BASE | (x))
-#define DDR_BASE_CS(n) ORION5X_DDR_REG(0x1500 + ((n) << 3))
-#define DDR_SIZE_CS(n) ORION5X_DDR_REG(0x1504 + ((n) << 3))
-
-/*
- * CPU Address Decode Windows registers
- */
-#define ORION5X_BRIDGE_REG(x) (ORION5X_BRIDGE_VIRT_BASE | (x))
-#define CPU_WIN_CTRL(n) ORION5X_BRIDGE_REG(0x000 | ((n) << 4))
-#define CPU_WIN_BASE(n) ORION5X_BRIDGE_REG(0x004 | ((n) << 4))
-#define CPU_WIN_REMAP_LO(n) ORION5X_BRIDGE_REG(0x008 | ((n) << 4))
-#define CPU_WIN_REMAP_HI(n) ORION5X_BRIDGE_REG(0x00c | ((n) << 4))
-
-
struct mbus_dram_target_info orion5x_mbus_dram_info;
static int __initdata win_alloc_count;
-static int __init orion5x_cpu_win_can_remap(int win)
+static int __init cpu_win_can_remap(const struct orion_addr_map_cfg *cfg,
+ const int win)
{
u32 dev, rev;
@@ -91,116 +74,83 @@ static int __init orion5x_cpu_win_can_remap(int win)
return 0;
}
-static int __init setup_cpu_win(int win, u32 base, u32 size,
- u8 target, u8 attr, int remap)
-{
- if (win >= 8) {
- printk(KERN_ERR "setup_cpu_win: trying to allocate "
- "window %d\n", win);
- return -ENOSPC;
- }
-
- writel(base & 0xffff0000, CPU_WIN_BASE(win));
- writel(((size - 1) & 0xffff0000) | (attr << 8) | (target << 4) | 1,
- CPU_WIN_CTRL(win));
-
- if (orion5x_cpu_win_can_remap(win)) {
- if (remap < 0)
- remap = base;
-
- writel(remap & 0xffff0000, CPU_WIN_REMAP_LO(win));
- writel(0, CPU_WIN_REMAP_HI(win));
- }
- return 0;
-}
-
-void __init orion5x_setup_cpu_mbus_bridge(void)
-{
- int i;
- int cs;
+/*
+ * Description of the windows needed by the platform code
+ */
+static struct __initdata orion_addr_map_cfg addr_map_cfg = {
+ .num_wins = 8,
+ .cpu_win_can_remap = cpu_win_can_remap,
+ .bridge_virt_base = ORION5X_BRIDGE_VIRT_BASE,
+};
+static const struct __initdata orion_addr_map_info addr_map_info[] = {
/*
- * First, disable and clear windows.
+ * Setup windows for PCI+PCIe IO+MEM space.
*/
- for (i = 0; i < 8; i++) {
- writel(0, CPU_WIN_BASE(i));
- writel(0, CPU_WIN_CTRL(i));
- if (orion5x_cpu_win_can_remap(i)) {
- writel(0, CPU_WIN_REMAP_LO(i));
- writel(0, CPU_WIN_REMAP_HI(i));
- }
- }
+ { 0, ORION5X_PCIE_IO_PHYS_BASE, ORION5X_PCIE_IO_SIZE,
+ TARGET_PCIE, ATTR_PCIE_IO, ORION5X_PCIE_IO_BUS_BASE
+ },
+ { 1, ORION5X_PCI_IO_PHYS_BASE, ORION5X_PCI_IO_SIZE,
+ TARGET_PCI, ATTR_PCI_IO, ORION5X_PCI_IO_BUS_BASE
+ },
+ { 2, ORION5X_PCIE_MEM_PHYS_BASE, ORION5X_PCIE_MEM_SIZE,
+ TARGET_PCIE, ATTR_PCIE_MEM, -1
+ },
+ { 3, ORION5X_PCI_MEM_PHYS_BASE, ORION5X_PCI_MEM_SIZE,
+ TARGET_PCI, ATTR_PCI_MEM, -1
+ },
+ /* End marker */
+ { -1, 0, 0, 0, 0, 0 }
+};
+void __init orion5x_setup_cpu_mbus_bridge(void)
+{
/*
- * Setup windows for PCI+PCIe IO+MEM space.
+ * Disable, clear and configure windows.
*/
- setup_cpu_win(0, ORION5X_PCIE_IO_PHYS_BASE, ORION5X_PCIE_IO_SIZE,
- TARGET_PCIE, ATTR_PCIE_IO, ORION5X_PCIE_IO_BUS_BASE);
- setup_cpu_win(1, ORION5X_PCI_IO_PHYS_BASE, ORION5X_PCI_IO_SIZE,
- TARGET_PCI, ATTR_PCI_IO, ORION5X_PCI_IO_BUS_BASE);
- setup_cpu_win(2, ORION5X_PCIE_MEM_PHYS_BASE, ORION5X_PCIE_MEM_SIZE,
- TARGET_PCIE, ATTR_PCIE_MEM, -1);
- setup_cpu_win(3, ORION5X_PCI_MEM_PHYS_BASE, ORION5X_PCI_MEM_SIZE,
- TARGET_PCI, ATTR_PCI_MEM, -1);
+ orion_config_wins(&addr_map_cfg, addr_map_info);
win_alloc_count = 4;
/*
* Setup MBUS dram target info.
*/
- orion5x_mbus_dram_info.mbus_dram_target_id = TARGET_DDR;
-
- for (i = 0, cs = 0; i < 4; i++) {
- u32 base = readl(DDR_BASE_CS(i));
- u32 size = readl(DDR_SIZE_CS(i));
-
- /*
- * Chip select enabled?
- */
- if (size & 1) {
- struct mbus_dram_window *w;
-
- w = &orion5x_mbus_dram_info.cs[cs++];
- w->cs_index = i;
- w->mbus_attr = 0xf & ~(1 << i);
- w->base = base & 0xffff0000;
- w->size = (size | 0x0000ffff) + 1;
- }
- }
- orion5x_mbus_dram_info.num_cs = cs;
+ orion_setup_cpu_mbus_target(&addr_map_cfg, &orion5x_mbus_dram_info,
+ ORION5X_DDR_WINDOW_CPU_BASE);
}
void __init orion5x_setup_dev_boot_win(u32 base, u32 size)
{
- setup_cpu_win(win_alloc_count++, base, size,
- TARGET_DEV_BUS, ATTR_DEV_BOOT, -1);
+ orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++, base, size,
+ TARGET_DEV_BUS, ATTR_DEV_BOOT, -1);
}
void __init orion5x_setup_dev0_win(u32 base, u32 size)
{
- setup_cpu_win(win_alloc_count++, base, size,
- TARGET_DEV_BUS, ATTR_DEV_CS0, -1);
+ orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++, base, size,
+ TARGET_DEV_BUS, ATTR_DEV_CS0, -1);
}
void __init orion5x_setup_dev1_win(u32 base, u32 size)
{
- setup_cpu_win(win_alloc_count++, base, size,
- TARGET_DEV_BUS, ATTR_DEV_CS1, -1);
+ orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++, base, size,
+ TARGET_DEV_BUS, ATTR_DEV_CS1, -1);
}
void __init orion5x_setup_dev2_win(u32 base, u32 size)
{
- setup_cpu_win(win_alloc_count++, base, size,
- TARGET_DEV_BUS, ATTR_DEV_CS2, -1);
+ orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++, base, size,
+ TARGET_DEV_BUS, ATTR_DEV_CS2, -1);
}
void __init orion5x_setup_pcie_wa_win(u32 base, u32 size)
{
- setup_cpu_win(win_alloc_count++, base, size,
- TARGET_PCIE, ATTR_PCIE_WA, -1);
+ orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++, base, size,
+ TARGET_PCIE, ATTR_PCIE_WA, -1);
}
-int __init orion5x_setup_sram_win(void)
+void __init orion5x_setup_sram_win(void)
{
- return setup_cpu_win(win_alloc_count++, ORION5X_SRAM_PHYS_BASE,
- ORION5X_SRAM_SIZE, TARGET_SRAM, ATTR_SRAM, -1);
+ orion_setup_cpu_win(&addr_map_cfg, win_alloc_count++,
+ ORION5X_SRAM_PHYS_BASE, ORION5X_SRAM_SIZE,
+ TARGET_SRAM, ATTR_SRAM, -1);
}
diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c
index 22ace0bf2f9..47ca0ee44a6 100644
--- a/arch/arm/mach-orion5x/common.c
+++ b/arch/arm/mach-orion5x/common.c
@@ -169,12 +169,7 @@ void __init orion5x_xor_init(void)
****************************************************************************/
static void __init orion5x_crypto_init(void)
{
- int ret;
-
- ret = orion5x_setup_sram_win();
- if (ret)
- return;
-
+ orion5x_setup_sram_win();
orion_crypto_init(ORION5X_CRYPTO_PHYS_BASE, ORION5X_SRAM_PHYS_BASE,
SZ_8K, IRQ_ORION5X_CESA);
}
diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h
index 909489f4d23..465e8a458bf 100644
--- a/arch/arm/mach-orion5x/common.h
+++ b/arch/arm/mach-orion5x/common.h
@@ -27,7 +27,7 @@ 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);
-int orion5x_setup_sram_win(void);
+void orion5x_setup_sram_win(void);
void orion5x_ehci0_init(void);
void orion5x_ehci1_init(void);
diff --git a/arch/arm/mach-orion5x/include/mach/orion5x.h b/arch/arm/mach-orion5x/include/mach/orion5x.h
index 0a28bbc7689..2745f5d95b3 100644
--- a/arch/arm/mach-orion5x/include/mach/orion5x.h
+++ b/arch/arm/mach-orion5x/include/mach/orion5x.h
@@ -69,7 +69,7 @@
******************************************************************************/
#define ORION5X_DDR_VIRT_BASE (ORION5X_REGS_VIRT_BASE | 0x00000)
-
+#define ORION5X_DDR_WINDOW_CPU_BASE (ORION5X_DDR_VIRT_BASE | 0x1500)
#define ORION5X_DEV_BUS_PHYS_BASE (ORION5X_REGS_PHYS_BASE | 0x10000)
#define ORION5X_DEV_BUS_VIRT_BASE (ORION5X_REGS_VIRT_BASE | 0x10000)
#define ORION5X_DEV_BUS_REG(x) (ORION5X_DEV_BUS_VIRT_BASE | (x))
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-24 09:37:42 +0000