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-rw-r--r--arch/arm/cpu/armv7/omap3/sdrc.c28
-rw-r--r--arch/arm/include/asm/arch-omap3/mem.h26
-rw-r--r--arch/arm/include/asm/arch-omap3/sys_proto.h2
-rw-r--r--board/timll/devkit8000/devkit8000.c21
-rw-r--r--include/configs/devkit8000.h5
5 files changed, 38 insertions, 44 deletions
diff --git a/arch/arm/cpu/armv7/omap3/sdrc.c b/arch/arm/cpu/armv7/omap3/sdrc.c
index 2756024..a27b4b1 100644
--- a/arch/arm/cpu/armv7/omap3/sdrc.c
+++ b/arch/arm/cpu/armv7/omap3/sdrc.c
@@ -148,6 +148,18 @@ void do_sdrc_init(u32 cs, u32 early)
sdrc_actim_base0 = (struct sdrc_actim *)SDRC_ACTIM_CTRL0_BASE;
sdrc_actim_base1 = (struct sdrc_actim *)SDRC_ACTIM_CTRL1_BASE;
+ /*
+ * When called in the early context this may be SPL and we will
+ * need to set all of the timings. This ends up being board
+ * specific so we call a helper function to take care of this
+ * for us. Otherwise, to be safe, we need to copy the settings
+ * from the first bank to the second. We will setup CS0,
+ * then set cs_cfg to the appropriate value then try and
+ * setup CS1.
+ */
+#ifdef CONFIG_SPL_BUILD
+ get_board_mem_timings(&mcfg, &ctrla, &ctrlb, &rfr_ctrl, &mr);
+#endif
if (early) {
/* reset sdrc controller */
writel(SOFTRESET, &sdrc_base->sysconfig);
@@ -164,22 +176,12 @@ void do_sdrc_init(u32 cs, u32 early)
writel(ENADLL | DLLPHASE_90, &sdrc_base->dlla_ctrl);
sdelay(0x20000);
-/* As long as V_MCFG and V_RFR_CTRL is not defined for all OMAP3 boards we need
- * to prevent this to be build in non-SPL build */
#ifdef CONFIG_SPL_BUILD
- /*
- * If we use a SPL there is no x-loader nor config header so
- * we have to do the job ourselfs
- */
-
- mcfg = V_MCFG;
- ctrla = V_ACTIMA_165;
- ctrlb = V_ACTIMB_165;
- rfr_ctrl = V_RFR_CTRL;
- mr = V_MR;
-
write_sdrc_timings(CS0, sdrc_actim_base0, mcfg, ctrla, ctrlb,
rfr_ctrl, mr);
+ make_cs1_contiguous();
+ write_sdrc_timings(CS0, sdrc_actim_base1, mcfg, ctrla, ctrlb,
+ rfr_ctrl, mr);
#endif
}
diff --git a/arch/arm/include/asm/arch-omap3/mem.h b/arch/arm/include/asm/arch-omap3/mem.h
index 4f996d9..09f5872 100644
--- a/arch/arm/include/asm/arch-omap3/mem.h
+++ b/arch/arm/include/asm/arch-omap3/mem.h
@@ -212,32 +212,6 @@ enum {
ACTIM_CTRLB(NUMONYX_TWTR_165, NUMONYX_TCKE_165, \
NUMONYX_TXP_165, NUMONYX_XSR_165)
-#ifdef CONFIG_OMAP3_INFINEON_DDR
-#define V_ACTIMA_165 INFINEON_V_ACTIMA_165
-#define V_ACTIMB_165 INFINEON_V_ACTIMB_165
-#endif
-
-#ifdef CONFIG_OMAP3_MICRON_DDR
-#define V_ACTIMA_165 MICRON_V_ACTIMA_165
-#define V_ACTIMB_165 MICRON_V_ACTIMB_165
-#define V_MCFG MICRON_V_MCFG_165(PHYS_SDRAM_1_SIZE)
-#define V_RFR_CTRL SDP_3430_SDRC_RFR_CTRL_165MHz
-#define V_MR MICRON_V_MR_165
-#endif
-
-#ifdef CONFIG_OMAP3_NUMONYX_DDR
-#define V_ACTIMA_165 NUMONYX_V_ACTIMA_165
-#define V_ACTIMB_165 NUMONYX_V_ACTIMB_165
-#endif
-
-#if !defined(V_ACTIMA_165) || !defined(V_ACTIMB_165)
-#error "Please choose the right DDR type in config header"
-#endif
-
-#if defined(CONFIG_SPL_BUILD) && (!defined(V_MCFG) || !defined(V_RFR_CTRL))
-#error "Please choose the right DDR type in config header"
-#endif
-
/*
* GPMC settings -
* Definitions is as per the following format
diff --git a/arch/arm/include/asm/arch-omap3/sys_proto.h b/arch/arm/include/asm/arch-omap3/sys_proto.h
index 9e64410..80e167b 100644
--- a/arch/arm/include/asm/arch-omap3/sys_proto.h
+++ b/arch/arm/include/asm/arch-omap3/sys_proto.h
@@ -38,6 +38,8 @@ void per_clocks_enable(void);
void memif_init(void);
void sdrc_init(void);
void do_sdrc_init(u32, u32);
+void get_board_mem_timings(u32 *mcfg, u32 *ctrla, u32 *ctrlb, u32 *rfr_ctrl,
+ u32 *mr);
void emif4_init(void);
void gpmc_init(void);
void enable_gpmc_cs_config(const u32 *gpmc_config, struct gpmc_cs *cs, u32 base,
diff --git a/board/timll/devkit8000/devkit8000.c b/board/timll/devkit8000/devkit8000.c
index fee0dff..b06aab6 100644
--- a/board/timll/devkit8000/devkit8000.c
+++ b/board/timll/devkit8000/devkit8000.c
@@ -138,3 +138,24 @@ int board_eth_init(bd_t *bis)
return dm9000_initialize(bis);
}
#endif
+
+/*
+ * Routine: get_board_mem_timings
+ * Description: If we use SPL then there is no x-loader nor config header
+ * so we have to setup the DDR timings ourself on the first bank. This
+ * provides the timing values back to the function that configures
+ * the memory. We have either one or two banks of 128MB DDR.
+ */
+void get_board_mem_timings(u32 *mcfg, u32 *ctrla, u32 *ctrlb, u32 *rfr_ctrl,
+ u32 *mr)
+{
+ /* General SDRC config */
+ *mcfg = MICRON_V_MCFG_165(128 << 20);
+ *rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz;
+
+ /* AC timings */
+ *ctrla = MICRON_V_ACTIMA_165;
+ *ctrlb = MICRON_V_ACTIMB_165;
+
+ *mr = MICRON_V_MR_165;
+}
diff --git a/include/configs/devkit8000.h b/include/configs/devkit8000.h
index 3ea4532..4b58dc3 100644
--- a/include/configs/devkit8000.h
+++ b/include/configs/devkit8000.h
@@ -67,10 +67,6 @@
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
/* Hardware drivers */
-
-/* DDR - I use Micron DDR */
-#define CONFIG_OMAP3_MICRON_DDR 1
-
/* DM9000 */
#define CONFIG_NET_RETRY_COUNT 20
#define CONFIG_DRIVER_DM9000 1
@@ -279,7 +275,6 @@
/* Physical Memory Map */
#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
-#define PHYS_SDRAM_1_SIZE (128 << 20) /* at least 128 MiB */
#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
/* NAND and environment organization */