From: Sonic Zhang <sonic.adi@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v4 05/11] blackfin: bf60x: support big cplb page
Date: Thu, 21 Feb 2013 19:06:43 +0800 [thread overview]
Message-ID: <1361444809-22035-6-git-send-email-sonic.adi@gmail.com> (raw)
In-Reply-To: <1361444809-22035-1-git-send-email-sonic.adi@gmail.com>
From: Bob Liu <lliubbo@gmail.com>
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>
---
Changes in v4: None
Changes in v3: None
Changes in v2:
- Fix all checkpatch issues.
- Replace run-time variable with additional macros when adding 4M byte
CPLB entries.
arch/blackfin/include/asm/cplb.h | 31 +++++++++++++++++++++++++++----
arch/blackfin/lib/board.c | 19 +++++++++++++++++--
2 files changed, 44 insertions(+), 6 deletions(-)
diff --git a/arch/blackfin/include/asm/cplb.h b/arch/blackfin/include/asm/cplb.h
index cc21e93..420380d 100644
--- 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 098f685..288dc82 100644
--- 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) {
--
1.7.0.4
next prev parent reply other threads:[~2013-02-21 11:06 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-21 11:06 [U-Boot] [PATCH v4 0/11] Add BF60x processor support to Blackfin architecture Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 01/11] blackfin: bf60x: new processor header files Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 02/11] blackfin: bf60x: Port blackfin core architecture code to boot on bf60x Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 03/11] blackfin: bf60x: add serial support Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 04/11] blackfin: bf60x: add dma support Sonic Zhang
2013-02-21 11:06 ` Sonic Zhang [this message]
2013-02-21 11:06 ` [U-Boot] [PATCH v4 06/11] blackfin: bf60x: add gpio support Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 07/11] blackfin: bf60x: add board and headers files to support bf609 Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 08/11] blackfin: bf60x: add rsi/sdh support Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 09/11] blackfin: add bf6xx spi driver Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 10/11] blackfin: bf60x: add hw watchdog support Sonic Zhang
2013-02-21 11:06 ` [U-Boot] [PATCH v4 11/11] blackfin: bf60x: add resume from hibernate Sonic Zhang
2013-02-28 21:22 ` [U-Boot] [PATCH v4 0/11] Add BF60x processor support to Blackfin architecture Tom Rini
2013-03-01 2:10 ` Sonic Zhang
2013-03-01 14:16 ` Tom Rini
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