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Diffstat (limited to 'arch/blackfin/mach-common/cache-c.c')
-rw-r--r--arch/blackfin/mach-common/cache-c.c85
1 files changed, 0 insertions, 85 deletions
diff --git a/arch/blackfin/mach-common/cache-c.c b/arch/blackfin/mach-common/cache-c.c
deleted file mode 100644
index f4adedc92895..000000000000
--- a/arch/blackfin/mach-common/cache-c.c
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * Blackfin cache control code (simpler control-style functions)
- *
- * Copyright 2004-2009 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <asm/blackfin.h>
-#include <asm/cplbinit.h>
-
-/* Invalidate the Entire Data cache by
- * clearing DMC[1:0] bits
- */
-void blackfin_invalidate_entire_dcache(void)
-{
- u32 dmem = bfin_read_DMEM_CONTROL();
- bfin_write_DMEM_CONTROL(dmem & ~0xc);
- SSYNC();
- bfin_write_DMEM_CONTROL(dmem);
- SSYNC();
-}
-
-/* Invalidate the Entire Instruction cache by
- * clearing IMC bit
- */
-void blackfin_invalidate_entire_icache(void)
-{
- u32 imem = bfin_read_IMEM_CONTROL();
- bfin_write_IMEM_CONTROL(imem & ~0x4);
- SSYNC();
- bfin_write_IMEM_CONTROL(imem);
- SSYNC();
-}
-
-#if defined(CONFIG_BFIN_ICACHE) || defined(CONFIG_BFIN_DCACHE)
-
-static void
-bfin_cache_init(struct cplb_entry *cplb_tbl, unsigned long cplb_addr,
- unsigned long cplb_data, unsigned long mem_control,
- unsigned long mem_mask)
-{
- int i;
-#ifdef CONFIG_L1_PARITY_CHECK
- u32 ctrl;
-
- if (cplb_addr == DCPLB_ADDR0) {
- ctrl = bfin_read32(mem_control) | (1 << RDCHK);
- CSYNC();
- bfin_write32(mem_control, ctrl);
- SSYNC();
- }
-#endif
-
- for (i = 0; i < MAX_CPLBS; i++) {
- bfin_write32(cplb_addr + i * 4, cplb_tbl[i].addr);
- bfin_write32(cplb_data + i * 4, cplb_tbl[i].data);
- }
-
- _enable_cplb(mem_control, mem_mask);
-}
-
-#ifdef CONFIG_BFIN_ICACHE
-void bfin_icache_init(struct cplb_entry *icplb_tbl)
-{
- bfin_cache_init(icplb_tbl, ICPLB_ADDR0, ICPLB_DATA0, IMEM_CONTROL,
- (IMC | ENICPLB));
-}
-#endif
-
-#ifdef CONFIG_BFIN_DCACHE
-void bfin_dcache_init(struct cplb_entry *dcplb_tbl)
-{
- /*
- * Anomaly notes:
- * 05000287 - We implement workaround #2 - Change the DMEM_CONTROL
- * register, so that the port preferences for DAG0 and DAG1 are set
- * to port B
- */
- bfin_cache_init(dcplb_tbl, DCPLB_ADDR0, DCPLB_DATA0, DMEM_CONTROL,
- (DMEM_CNTR | PORT_PREF0 | (ANOMALY_05000287 ? PORT_PREF1 : 0)));
-}
-#endif
-
-#endif