#include <linux/clk.h>
#include <linux/mfd/db8500-prcmu.h>
#include <linux/mfd/db5500-prcmu.h>
+ #include <linux/clksrc-dbx500-prcmu.h>
-#include <asm/cacheflush.h>
-#include <asm/hardware/cache-l2x0.h>
#include <asm/hardware/gic.h>
#include <asm/mach/map.h>
#include <asm/localtimer.h>
prcmu_early_init();
clk_init();
}
--
- static void __init ux500_timer_init(void)
-#ifdef CONFIG_CACHE_L2X0
-static inline void ux500_cache_wait(void __iomem *reg, unsigned long mask)
--{
- #ifdef CONFIG_LOCAL_TIMERS
- /* Setup the local timer base */
- if (cpu_is_u5500())
- twd_base = __io_address(U5500_TWD_BASE);
- else if (cpu_is_u8500())
- twd_base = __io_address(U8500_TWD_BASE);
- else
- ux500_unknown_soc();
- #endif
- /* wait for the operation to complete */
- while (readl_relaxed(reg) & mask)
- ;
-}
-
-static inline void ux500_cache_sync(void)
-{
- void __iomem *base = l2x0_base;
-
- writel_relaxed(0, base + L2X0_CACHE_SYNC);
- ux500_cache_wait(base + L2X0_CACHE_SYNC, 1);
-}
-
-/*
- * The L2 cache cannot be turned off in the non-secure world.
- * Dummy until a secure service is in place.
- */
-static void ux500_l2x0_disable(void)
-{
-}
-
-/*
- * This is only called when doing a kexec, just after turning off the L2
- * and L1 cache, and it is surrounded by a spinlock in the generic version.
- * However, we're not really turning off the L2 cache right now and the
- * PL310 does not support exclusive accesses (used to implement the spinlock).
- * So, the invalidation needs to be done without the spinlock.
- */
-static void ux500_l2x0_inv_all(void)
-{
- void __iomem *base = l2x0_base;
- uint32_t l2x0_way_mask = (1<<16) - 1; /* Bitmask of active ways */
-
- /* invalidate all ways */
- writel_relaxed(l2x0_way_mask, base + L2X0_INV_WAY);
- ux500_cache_wait(base + L2X0_INV_WAY, l2x0_way_mask);
- ux500_cache_sync();
-}
-
-static int ux500_l2x0_init(void)
-{
-- if (cpu_is_u5500())
- mtu_base = __io_address(U5500_MTU0_BASE);
- else if (cpu_is_u8500ed())
- mtu_base = __io_address(U8500_MTU0_BASE_ED);
- l2x0_base = __io_address(U5500_L2CC_BASE);
-- else if (cpu_is_u8500())
- mtu_base = __io_address(U8500_MTU0_BASE);
- l2x0_base = __io_address(U8500_L2CC_BASE);
-- else
-- ux500_unknown_soc();
--
- nmdk_timer_init();
- }
- /* 64KB way size, 8 way associativity, force WA */
- l2x0_init(l2x0_base, 0x3e060000, 0xc0000fff);
--
- struct sys_timer ux500_timer = {
- .init = ux500_timer_init,
- };
- /* Override invalidate function */
- outer_cache.disable = ux500_l2x0_disable;
- outer_cache.inv_all = ux500_l2x0_inv_all;
-
- return 0;
-}
-early_initcall(ux500_l2x0_init);
-#endif