* [PATCH] ARM: board: phytec-som-am335x: RAM timings for phycore-r2 1GB
@ 2016-04-18 6:56 Teresa Remmet
2016-04-19 6:24 ` Sascha Hauer
0 siblings, 1 reply; 3+ messages in thread
From: Teresa Remmet @ 2016-04-18 6:56 UTC (permalink / raw)
To: barebox
Add new RAM Timings for phyCORE R2 with MT41K512M16HA-125IT
1024MB mounted.
Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
---
arch/arm/boards/phytec-som-am335x/lowlevel.c | 1 +
arch/arm/boards/phytec-som-am335x/ram-timings.h | 20 ++++++++++++++++++++
images/Makefile.am33xx | 6 ++++++
3 files changed, 27 insertions(+)
diff --git a/arch/arm/boards/phytec-som-am335x/lowlevel.c b/arch/arm/boards/phytec-som-am335x/lowlevel.c
index 73e75eb..33e83c5 100644
--- a/arch/arm/boards/phytec-som-am335x/lowlevel.c
+++ b/arch/arm/boards/phytec-som-am335x/lowlevel.c
@@ -125,6 +125,7 @@ PHYTEC_ENTRY_MLO(start_am33xx_phytec_phycore_sram_2x512mb, am335x_phytec_phycore
PHYTEC_ENTRY_MLO(start_am33xx_phytec_phycore_sram_1024mb, am335x_phytec_phycore_som_mlo, PHYCORE_IM8G16D3FBBG15EI_1024MB);
PHYTEC_ENTRY_MLO(start_am33xx_phytec_phycore_r2_sram_512mb, am335x_phytec_phycore_som_mlo, PHYCORE_R2_MT41K256M16TW107IT_512MB);
PHYTEC_ENTRY_MLO(start_am33xx_phytec_phycore_r2_sram_256mb, am335x_phytec_phycore_som_mlo, PHYCORE_R2_MT41K128M16JT_256MB);
+PHYTEC_ENTRY_MLO(start_am33xx_phytec_phycore_r2_sram_1024mb, am335x_phytec_phycore_som_mlo, PHYCORE_R2_MT41K512M16HA125IT_1024MB);
PHYTEC_ENTRY(start_am33xx_phytec_phycore_sdram, am335x_phytec_phycore_som);
PHYTEC_ENTRY(start_am33xx_phytec_phycore_no_spi_sdram, am335x_phytec_phycore_som_no_spi);
PHYTEC_ENTRY(start_am33xx_phytec_phycore_no_eeprom_sdram, am335x_phytec_phycore_som_no_eeprom);
diff --git a/arch/arm/boards/phytec-som-am335x/ram-timings.h b/arch/arm/boards/phytec-som-am335x/ram-timings.h
index 884874c..9576d26 100644
--- a/arch/arm/boards/phytec-som-am335x/ram-timings.h
+++ b/arch/arm/boards/phytec-som-am335x/ram-timings.h
@@ -32,6 +32,7 @@ enum {
PHYCORE_IM8G16D3FBBG15EI_1024MB,
PHYCORE_R2_MT41K256M16TW107IT_512MB,
PHYCORE_R2_MT41K128M16JT_256MB,
+ PHYCORE_R2_MT41K512M16HA125IT_1024MB,
PHYCARD_NT5CB128M16BP_256MB,
};
@@ -232,6 +233,25 @@ struct am335x_sdram_timings physom_timings[] = {
.wr_slave_ratio0 = 0x73,
},
},
+
+ /* 1024MB R2 */
+ [PHYCORE_R2_MT41K512M16HA125IT_1024MB] = {
+ .regs = {
+ .emif_read_latency = 0x7,
+ .emif_tim1 = 0x0AAAD4DB,
+ .emif_tim2 = 0x268F7FDA,
+ .emif_tim3 = 0x501F88BF,
+ .sdram_config = 0x61C053B2,
+ .zq_config = 0x50074BE4,
+ .sdram_ref_ctrl = 0x00000C30,
+ },
+ .data = {
+ .rd_slave_ratio0 = 0x38,
+ .wr_dqs_slave_ratio0 = 0x4d,
+ .fifo_we_slave_ratio0 = 0x9d,
+ .wr_slave_ratio0 = 0x82,
+ },
+ },
};
#endif
diff --git a/images/Makefile.am33xx b/images/Makefile.am33xx
index 6c7e81a..8be78ef 100644
--- a/images/Makefile.am33xx
+++ b/images/Makefile.am33xx
@@ -83,6 +83,12 @@ FILE_barebox-am33xx-phytec-phycore-mlo-1024mb.spi.img = start_am33xx_phytec_phyc
am33xx-mlo-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += barebox-am33xx-phytec-phycore-mlo-1024mb.img
am33xx-mlospi-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += barebox-am33xx-phytec-phycore-mlo-1024mb.spi.img
+pblx-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += start_am33xx_phytec_phycore_r2_sram_1024mb
+FILE_barebox-am33xx-phytec-phycore-r2-mlo-1024mb.img = start_am33xx_phytec_phycore_r2_sram_1024mb.pblx.mlo
+FILE_barebox-am33xx-phytec-phycore-r2-mlo-1024mb.spi.img = start_am33xx_phytec_phycore_r2_sram_1024mb.pblx.mlospi
+am33xx-mlo-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += barebox-am33xx-phytec-phycore-r2-mlo-1024mb.img
+am33xx-mlospi-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += barebox-am33xx-phytec-phycore-r2-mlo-1024mb.spi.img
+
pblx-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += start_am33xx_phytec_phyflex_sdram
FILE_barebox-am33xx-phytec-phyflex.img = start_am33xx_phytec_phyflex_sdram.pblx
am33xx-barebox-$(CONFIG_MACH_PHYTEC_SOM_AM335X) += barebox-am33xx-phytec-phyflex.img
--
1.9.1
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] ARM: board: phytec-som-am335x: RAM timings for phycore-r2 1GB
2016-04-18 6:56 [PATCH] ARM: board: phytec-som-am335x: RAM timings for phycore-r2 1GB Teresa Remmet
@ 2016-04-19 6:24 ` Sascha Hauer
2016-04-21 8:02 ` Teresa Remmet
0 siblings, 1 reply; 3+ messages in thread
From: Sascha Hauer @ 2016-04-19 6:24 UTC (permalink / raw)
To: Teresa Remmet; +Cc: barebox
Hi Teresa,
On Mon, Apr 18, 2016 at 08:56:51AM +0200, Teresa Remmet wrote:
> Add new RAM Timings for phyCORE R2 with MT41K512M16HA-125IT
> 1024MB mounted.
>
> Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
> ---
> arch/arm/boards/phytec-som-am335x/lowlevel.c | 1 +
> arch/arm/boards/phytec-som-am335x/ram-timings.h | 20 ++++++++++++++++++++
> images/Makefile.am33xx | 6 ++++++
> 3 files changed, 27 insertions(+)
Applied, thanks. The usual question: Can't the new version be
autodetected using bootstrap pins or similar? ;)
Sascha
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] ARM: board: phytec-som-am335x: RAM timings for phycore-r2 1GB
2016-04-19 6:24 ` Sascha Hauer
@ 2016-04-21 8:02 ` Teresa Remmet
0 siblings, 0 replies; 3+ messages in thread
From: Teresa Remmet @ 2016-04-21 8:02 UTC (permalink / raw)
To: Sascha Hauer; +Cc: barebox
Hello Sascha,
Am Dienstag, den 19.04.2016, 08:24 +0200 schrieb Sascha Hauer:
> Hi Teresa,
>
> On Mon, Apr 18, 2016 at 08:56:51AM +0200, Teresa Remmet wrote:
> > Add new RAM Timings for phyCORE R2 with MT41K512M16HA-125IT
> > 1024MB mounted.
> >
> > Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
> > ---
> > arch/arm/boards/phytec-som-am335x/lowlevel.c | 1 +
> > arch/arm/boards/phytec-som-am335x/ram-timings.h | 20 ++++++++++++++++++++
> > images/Makefile.am33xx | 6 ++++++
> > 3 files changed, 27 insertions(+)
>
> Applied, thanks. The usual question: Can't the new version be
> autodetected using bootstrap pins or similar? ;)
the phyCORE-AM335x R2 is a pin compatible replacement of the
phyCORE-AM335x. So we do not have any new pins left for this. But we
will think of ways to improve this anyway.
Regards,
Teresa
>
> Sascha
>
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2016-04-18 6:56 [PATCH] ARM: board: phytec-som-am335x: RAM timings for phycore-r2 1GB Teresa Remmet
2016-04-19 6:24 ` Sascha Hauer
2016-04-21 8:02 ` Teresa Remmet
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