diff options
| -rw-r--r-- | arch/arm/mach-orion5x/addr-map.c | 14 | ||||
| -rw-r--r-- | arch/arm/mach-orion5x/common.c | 36 | ||||
| -rw-r--r-- | arch/arm/mach-orion5x/common.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-orion5x/include/mach/orion5x.h | 6 |
4 files changed, 56 insertions, 2 deletions
diff --git a/arch/arm/mach-orion5x/addr-map.c b/arch/arm/mach-orion5x/addr-map.c index c14d1213727..6f3f77d031d 100644 --- a/arch/arm/mach-orion5x/addr-map.c +++ b/arch/arm/mach-orion5x/addr-map.c @@ -14,6 +14,7 @@ #include <linux/init.h> #include <linux/mbus.h> #include <linux/io.h> +#include <linux/errno.h> #include <mach/hardware.h> #include "common.h" @@ -44,6 +45,7 @@ #define TARGET_DEV_BUS 1 #define TARGET_PCI 3 #define TARGET_PCIE 4 +#define TARGET_SRAM 9 #define ATTR_PCIE_MEM 0x59 #define ATTR_PCIE_IO 0x51 #define ATTR_PCIE_WA 0x79 @@ -53,6 +55,7 @@ #define ATTR_DEV_CS1 0x1d #define ATTR_DEV_CS2 0x1b #define ATTR_DEV_BOOT 0xf +#define ATTR_SRAM 0x0 /* * Helpers to get DDR bank info @@ -87,13 +90,13 @@ static int __init orion5x_cpu_win_can_remap(int win) return 0; } -static void __init setup_cpu_win(int win, u32 base, u32 size, +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; + return -ENOSPC; } writel(base & 0xffff0000, CPU_WIN_BASE(win)); @@ -107,6 +110,7 @@ static void __init setup_cpu_win(int win, u32 base, u32 size, 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) @@ -193,3 +197,9 @@ 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); } + +int __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); +} diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c index c3e2bea2d05..eafcc49009e 100644 --- a/arch/arm/mach-orion5x/common.c +++ b/arch/arm/mach-orion5x/common.c @@ -536,6 +536,42 @@ void __init orion5x_xor_init(void) platform_device_register(&orion5x_xor1_channel); } +static struct resource orion5x_crypto_res[] = { + { + .name = "regs", + .start = ORION5X_CRYPTO_PHYS_BASE, + .end = ORION5X_CRYPTO_PHYS_BASE + 0xffff, + .flags = IORESOURCE_MEM, + }, { + .name = "sram", + .start = ORION5X_SRAM_PHYS_BASE, + .end = ORION5X_SRAM_PHYS_BASE + SZ_8K - 1, + .flags = IORESOURCE_MEM, + }, { + .name = "crypto interrupt", + .start = IRQ_ORION5X_CESA, + .end = IRQ_ORION5X_CESA, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device orion5x_crypto_device = { + .name = "mv_crypto", + .id = -1, + .num_resources = ARRAY_SIZE(orion5x_crypto_res), + .resource = orion5x_crypto_res, +}; + +int __init orion5x_crypto_init(void) +{ + int ret; + + ret = orion5x_setup_sram_win(); + if (ret) + return ret; + + return platform_device_register(&orion5x_crypto_device); +} /***************************************************************************** * Watchdog diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h index 798b9a5e3da..de483e83edd 100644 --- a/arch/arm/mach-orion5x/common.h +++ b/arch/arm/mach-orion5x/common.h @@ -26,6 +26,7 @@ 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_ehci0_init(void); void orion5x_ehci1_init(void); @@ -37,6 +38,7 @@ void orion5x_spi_init(void); void orion5x_uart0_init(void); void orion5x_uart1_init(void); void orion5x_xor_init(void); +int orion5x_crypto_init(void); /* * PCIe/PCI functions. diff --git a/arch/arm/mach-orion5x/include/mach/orion5x.h b/arch/arm/mach-orion5x/include/mach/orion5x.h index 377a773ae53..2d876657053 100644 --- a/arch/arm/mach-orion5x/include/mach/orion5x.h +++ b/arch/arm/mach-orion5x/include/mach/orion5x.h @@ -24,6 +24,7 @@ * f1000000 on-chip peripheral registers * f2000000 PCIe I/O space * f2100000 PCI I/O space + * f2200000 SRAM dedicated for the crypto unit * f4000000 device bus mappings (boot) * fa000000 device bus mappings (cs0) * fa800000 device bus mappings (cs2) @@ -49,6 +50,9 @@ #define ORION5X_PCI_IO_BUS_BASE 0x00100000 #define ORION5X_PCI_IO_SIZE SZ_1M +#define ORION5X_SRAM_PHYS_BASE (0xf2200000) +#define ORION5X_SRAM_SIZE SZ_8K + /* Relevant only for Orion-1/Orion-NAS */ #define ORION5X_PCIE_WA_PHYS_BASE 0xf0000000 #define ORION5X_PCIE_WA_VIRT_BASE 0xfe000000 @@ -94,6 +98,8 @@ #define ORION5X_SATA_PHYS_BASE (ORION5X_REGS_PHYS_BASE | 0x80000) #define ORION5X_SATA_VIRT_BASE (ORION5X_REGS_VIRT_BASE | 0x80000) +#define ORION5X_CRYPTO_PHYS_BASE (ORION5X_REGS_PHYS_BASE | 0x90000) + #define ORION5X_USB1_PHYS_BASE (ORION5X_REGS_PHYS_BASE | 0xa0000) #define ORION5X_USB1_VIRT_BASE (ORION5X_REGS_VIRT_BASE | 0xa0000) |