blackfin: bf60x: support big cplb page

BF60x support 16K, 64K, 16M and 64M cplb pages, this patch add support for them.
So that bf609-ezkit can use it's 128M memory.

Signed-off-by: Bob Liu <lliubbo@gmail.com>
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Sonic Zhang <sonic.adi@gmail.com>

diff --git a/arch/blackfin/include/asm/cplb.h b/arch/blackfin/include/asm/cplb.h
index cc21e93a18546e9793caf7a621e9a5df527c7b0d..420380dab1cb8c2628ba15f7a3e95cec9a60b2ae 100644 (file)
--- a/arch/blackfin/include/asm/cplb.h
+++ b/arch/blackfin/include/asm/cplb.h
@@ -46,8 +46,13 @@
 #define CPLB_IDOCACHE          CPLB_INOCACHE | CPLB_L1_CHBL
 
 /* Data Attibutes*/
-
-#define SDRAM_IGENERIC          (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_USER_RD | CPLB_VALID)
+#if defined(__ADSPBF60x__)
+#define SDRAM_IGENERIC          (PAGE_SIZE_16MB | CPLB_L1_CHBL | \
+                               CPLB_USER_RD | CPLB_VALID)
+#else
+#define SDRAM_IGENERIC          (PAGE_SIZE_4MB | CPLB_L1_CHBL | \
+                               CPLB_USER_RD | CPLB_VALID)
+#endif
 #define SDRAM_IKERNEL           (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_USER_RD | CPLB_VALID | CPLB_LOCK)
 #define L1_IMEMORY              (PAGE_SIZE_1MB | CPLB_USER_RD | CPLB_VALID | CPLB_LOCK)
 #define SDRAM_INON_CHBL         (PAGE_SIZE_4MB | CPLB_USER_RD | CPLB_VALID)
@@ -59,14 +64,32 @@
 #endif
 
 #ifdef CONFIG_DCACHE_WB                /*Write Back Policy */
-#define SDRAM_DGENERIC          (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_DIRTY | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND)
+#if defined(__ADSPBF60x__)
+#define SDRAM_DGENERIC          (PAGE_SIZE_16MB | CPLB_L1_CHBL | CPLB_DIRTY | \
+                               CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | \
+                               CPLB_VALID | ANOMALY_05000158_WORKAROUND)
+#else
+#define SDRAM_DGENERIC          (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_DIRTY | \
+                               CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | \
+                               CPLB_VALID | ANOMALY_05000158_WORKAROUND)
+#endif
 #define SDRAM_DNON_CHBL         (PAGE_SIZE_4MB | CPLB_DIRTY | CPLB_SUPV_WR | CPLB_USER_RD | CPLB_USER_WR | CPLB_VALID | ANOMALY_05000158_WORKAROUND)
 #define SDRAM_DKERNEL           (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_USER_RD | CPLB_USER_WR | CPLB_DIRTY | CPLB_SUPV_WR | CPLB_VALID | CPLB_LOCK | ANOMALY_05000158_WORKAROUND)
 #define L1_DMEMORY              (PAGE_SIZE_4MB | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND)
 #define SDRAM_EBIU              (PAGE_SIZE_4MB | CPLB_DIRTY | CPLB_USER_RD | CPLB_USER_WR | CPLB_SUPV_WR | CPLB_VALID | ANOMALY_05000158_WORKAROUND)
 
 #else                          /*Write Through */
-#define SDRAM_DGENERIC          (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW | CPLB_SUPV_WR | CPLB_USER_RD | CPLB_USER_WR | CPLB_VALID | ANOMALY_05000158_WORKAROUND)
+#if defined(__ADSPBF60x__)
+#define SDRAM_DGENERIC          (PAGE_SIZE_16MB | CPLB_L1_CHBL | CPLB_WT | \
+                               CPLB_L1_AOW | CPLB_SUPV_WR | CPLB_USER_RD | \
+                               CPLB_USER_WR | CPLB_VALID | \
+                               ANOMALY_05000158_WORKAROUND)
+#else
+#define SDRAM_DGENERIC          (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_WT | \
+                               CPLB_L1_AOW | CPLB_SUPV_WR | CPLB_USER_RD | \
+                               CPLB_USER_WR | CPLB_VALID | \
+                               ANOMALY_05000158_WORKAROUND)
+#endif
 #define SDRAM_DNON_CHBL         (PAGE_SIZE_4MB | CPLB_WT | CPLB_L1_AOW | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_USER_RD | CPLB_VALID | ANOMALY_05000158_WORKAROUND)
 #define SDRAM_DKERNEL           (PAGE_SIZE_4MB | CPLB_L1_CHBL | CPLB_WT | CPLB_L1_AOW | CPLB_USER_RD | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_VALID | CPLB_LOCK | ANOMALY_05000158_WORKAROUND)
 #define L1_DMEMORY              (PAGE_SIZE_4MB | CPLB_SUPV_WR | CPLB_USER_WR | CPLB_VALID | ANOMALY_05000158_WORKAROUND)

diff --git a/arch/blackfin/lib/board.c b/arch/blackfin/lib/board.c
index 098f685ccb0fef2cc43908d3c44a13676f717908..288dc829d4d64567f10ee3e23948ec3d5727a401 100644 (file)
--- a/arch/blackfin/lib/board.c
+++ b/arch/blackfin/lib/board.c
@@ -96,6 +96,13 @@ static void display_global_data(void)
 
 #define CPLB_PAGE_SIZE (4 * 1024 * 1024)
 #define CPLB_PAGE_MASK (~(CPLB_PAGE_SIZE - 1))
+#if defined(__ADSPBF60x__)
+#define CPLB_EX_PAGE_SIZE (16 * 1024 * 1024)
+#define CPLB_EX_PAGE_MASK (~(CPLB_EX_PAGE_SIZE - 1))
+#else
+#define CPLB_EX_PAGE_SIZE CPLB_PAGE_SIZE
+#define CPLB_EX_PAGE_MASK CPLB_PAGE_MASK
+#endif
 void init_cplbtables(void)
 {
        volatile uint32_t *ICPLB_ADDR, *ICPLB_DATA;
@@ -127,6 +134,11 @@ void init_cplbtables(void)
        icplb_add(0xFFA00000, L1_IMEMORY);
        dcplb_add(0xFF800000, L1_DMEMORY);
        ++i;
+#if defined(__ADSPBF60x__)
+       icplb_add(0x0, 0x0);
+       dcplb_add(CONFIG_SYS_FLASH_BASE, SDRAM_EBIU);
+       ++i;
+#endif
 
        if (CONFIG_MEM_SIZE) {
                uint32_t mbase = CONFIG_SYS_MONITOR_BASE;
@@ -150,9 +162,11 @@ void init_cplbtables(void)
                }
        }
 
+#ifndef __ADSPBF60x__
        icplb_add(0x20000000, SDRAM_INON_CHBL);
        dcplb_add(0x20000000, SDRAM_EBIU);
        ++i;
+#endif
 
        /* Add entries for the rest of external RAM up to the bootrom */
        extern_memory = 0;
@@ -167,10 +181,11 @@ void init_cplbtables(void)
        ++i;
 #endif
 
-       while (i < 16 && extern_memory < (CONFIG_SYS_MONITOR_BASE & CPLB_PAGE_MASK)) {
+       while (i < 16 && extern_memory <
+               (CONFIG_SYS_MONITOR_BASE & CPLB_EX_PAGE_MASK)) {
                icplb_add(extern_memory, SDRAM_IGENERIC);
                dcplb_add(extern_memory, SDRAM_DGENERIC);
-               extern_memory += CPLB_PAGE_SIZE;
+               extern_memory += CPLB_EX_PAGE_SIZE;
                ++i;
        }
        while (i < 16) {