[U-Boot] [PATCH 1/2] omap: overo: update support for Micron 1GB POP

From: Steve Sakoman steve@sakoman.com
Signed-off-by: Ash Charles ashcharles@gmail.com --- board/overo/overo.c | 6 ++++++ board/overo/overo.h | 1 + 2 files changed, 7 insertions(+)
diff --git a/board/overo/overo.c b/board/overo/overo.c index c10c44c..8df077d 100644 --- a/board/overo/overo.c +++ b/board/overo/overo.c @@ -169,6 +169,12 @@ void get_board_mem_timings(struct board_sdrc_timings *timings) timings->ctrlb = HYNIX_V_ACTIMB_165; timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; break; + case REVISION_3: /* Micron 512MB/1024MB, 1/2 banks of 512MB */ + timings->mcfg = MCFG(512 << 20, 15); + timings->ctrla = MICRON_V_ACTIMA_200; + timings->ctrlb = MICRON_V_ACTIMB_200; + timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz; + break; default: timings->mcfg = MICRON_V_MCFG_165(128 << 20); timings->ctrla = MICRON_V_ACTIMA_165; diff --git a/board/overo/overo.h b/board/overo/overo.h index b41b628..b984a54 100644 --- a/board/overo/overo.h +++ b/board/overo/overo.h @@ -37,6 +37,7 @@ const omap3_sysinfo sysinfo = { #define REVISION_0 0x0 #define REVISION_1 0x1 #define REVISION_2 0x2 +#define REVISION_3 0x3
/* * IEN - Input Enable

From: Ash Charles ashcharles@gmail.com
Gumstix uses 200Mhz RAM on revision 1, 2 & 3 COMs, so use 200MHz timings rather than 165MHz. Based on 6cf8bf44b1f8550e12f7f2a16e01890e5de8443d
Signed-off-by: Ash Charles ashcharles@gmail.com --- board/overo/overo.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/board/overo/overo.c b/board/overo/overo.c index 8df077d..c70fcc3 100644 --- a/board/overo/overo.c +++ b/board/overo/overo.c @@ -158,16 +158,16 @@ void get_board_mem_timings(struct board_sdrc_timings *timings) timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; break; case REVISION_1: /* Micron 256MB/512MB, 1/2 banks of 256MB */ - timings->mcfg = MICRON_V_MCFG_165(256 << 20); - timings->ctrla = MICRON_V_ACTIMA_165; - timings->ctrlb = MICRON_V_ACTIMB_165; - timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; + timings->mcfg = MICRON_V_MCFG_200(256 << 20); + timings->ctrla = MICRON_V_ACTIMA_200; + timings->ctrlb = MICRON_V_ACTIMB_200; + timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz; break; case REVISION_2: /* Hynix 256MB/512MB, 1/2 banks of 256MB */ - timings->mcfg = HYNIX_V_MCFG_165(256 << 20); - timings->ctrla = HYNIX_V_ACTIMA_165; - timings->ctrlb = HYNIX_V_ACTIMB_165; - timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz; + timings->mcfg = HYNIX_V_MCFG_200(256 << 20); + timings->ctrla = HYNIX_V_ACTIMA_200; + timings->ctrlb = HYNIX_V_ACTIMB_200; + timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz; break; case REVISION_3: /* Micron 512MB/1024MB, 1/2 banks of 512MB */ timings->mcfg = MCFG(512 << 20, 15);

On Wed, Jul 24, 2013 at 12:22:35PM -0700, Ash Charles wrote:
From: Ash Charles ashcharles@gmail.com
Gumstix uses 200Mhz RAM on revision 1, 2 & 3 COMs, so use 200MHz timings rather than 165MHz. Based on 6cf8bf44b1f8550e12f7f2a16e01890e5de8443d
Signed-off-by: Ash Charles ashcharles@gmail.com
Applied to u-boot-ti/master, thanks!

On Wed, Jul 24, 2013 at 12:22:34PM -0700, Ash Charles wrote:
From: Steve Sakoman steve@sakoman.com
Signed-off-by: Ash Charles ashcharles@gmail.com
board/overo/overo.c | 6 ++++++ board/overo/overo.h | 1 + 2 files changed, 7 insertions(+)
Applied to u-boot-ti/master, thanks!
participants (2)
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ash@gumstix.com
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Tom Rini