From 992eb6ff881792f5c753ef6c85be0ceb2d162c78 Mon Sep 17 00:00:00 2001 From: Joel Fernandes Date: Tue, 7 Jun 2011 09:50:03 +0200 Subject: [PATCH] Beagle Rev C5 support --- board/omap3530beagle/omap3530beagle.c | 16 ++++++++++++++++ 1 files changed, 16 insertions(+), 0 deletions(-) diff --git a/board/omap3530beagle/omap3530beagle.c b/board/omap3530beagle/omap3530beagle.c index 15943f5..2b8c3c0 100644 --- a/board/omap3530beagle/omap3530beagle.c +++ b/board/omap3530beagle/omap3530beagle.c @@ -281,6 +281,7 @@ u32 wait_on_value(u32 read_bit_mask, u32 match_value, u32 read_addr, u32 bound) #define MICRON_DDR 0 #define NUMONYX_MCP 1 +#define MICRON_MCP 2 int identify_xm_ddr() { int mfr, id; @@ -303,6 +304,8 @@ int identify_xm_ddr() return MICRON_DDR; if ((mfr == 0x20) && (id == 0xba)) return NUMONYX_MCP; + if ((mfr == 0x2c) && (id == 0xbc)) + return MICRON_MCP; } /********************************************************************* * config_3430sdram_ddr() - Init DDR on 3430SDP dev board. @@ -329,6 +332,17 @@ void config_3430sdram_ddr(void) __raw_writel(NUMONYX_V_ACTIMB_165, SDRC_ACTIM_CTRLB_1); __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_0); __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_1); + } else if (identify_xm_ddr() == MICRON_MCP) { + /* Beagleboard Rev C5 */ + __raw_writel(0x2, SDRC_CS_CFG); /* 256MB/bank */ + __raw_writel(SDP_SDRC_MDCFG_0_DDR_MICRON_XM, SDRC_MCFG_0); + __raw_writel(SDP_SDRC_MDCFG_0_DDR_MICRON_XM, SDRC_MCFG_1); + __raw_writel(MICRON_V_ACTIMA_200, SDRC_ACTIM_CTRLA_0); + __raw_writel(MICRON_V_ACTIMB_200, SDRC_ACTIM_CTRLB_0); + __raw_writel(MICRON_V_ACTIMA_200, SDRC_ACTIM_CTRLA_1); + __raw_writel(MICRON_V_ACTIMB_200, SDRC_ACTIM_CTRLB_1); + __raw_writel(SDP_3430_SDRC_RFR_CTRL_200MHz, SDRC_RFR_CTRL_0); + __raw_writel(SDP_3430_SDRC_RFR_CTRL_200MHz, SDRC_RFR_CTRL_1); } else { __raw_writel(0x1, SDRC_CS_CFG); /* 128MB/bank */ __raw_writel(SDP_SDRC_MDCFG_0_DDR, SDRC_MCFG_0); @@ -699,6 +713,8 @@ int misc_init_r(void) case REVISION_C4: if (identify_xm_ddr() == NUMONYX_MCP) printf("Beagle Rev C4 from Special Computing\n"); + else if(identify_xm_ddr() == MICRON_MCP) + printf("Beagle Rev C5\n"); else printf("Beagle Rev C4\n"); break; -- 1.6.6.1