1 From 992eb6ff881792f5c753ef6c85be0ceb2d162c78 Mon Sep 17 00:00:00 2001
2 From: Joel Fernandes <agnel.joel@gmail.com>
3 Date: Tue, 7 Jun 2011 09:50:03 +0200
4 Subject: [PATCH] Beagle Rev C5 support
6 ---
7 board/omap3530beagle/omap3530beagle.c | 16 ++++++++++++++++
8 1 files changed, 16 insertions(+), 0 deletions(-)
10 diff --git a/board/omap3530beagle/omap3530beagle.c b/board/omap3530beagle/omap3530beagle.c
11 index 15943f5..2b8c3c0 100644
12 --- a/board/omap3530beagle/omap3530beagle.c
13 +++ b/board/omap3530beagle/omap3530beagle.c
14 @@ -281,6 +281,7 @@ u32 wait_on_value(u32 read_bit_mask, u32 match_value, u32 read_addr, u32 bound)
16 #define MICRON_DDR 0
17 #define NUMONYX_MCP 1
18 +#define MICRON_MCP 2
19 int identify_xm_ddr()
20 {
21 int mfr, id;
22 @@ -303,6 +304,8 @@ int identify_xm_ddr()
23 return MICRON_DDR;
24 if ((mfr == 0x20) && (id == 0xba))
25 return NUMONYX_MCP;
26 + if ((mfr == 0x2c) && (id == 0xbc))
27 + return MICRON_MCP;
28 }
29 /*********************************************************************
30 * config_3430sdram_ddr() - Init DDR on 3430SDP dev board.
31 @@ -329,6 +332,17 @@ void config_3430sdram_ddr(void)
32 __raw_writel(NUMONYX_V_ACTIMB_165, SDRC_ACTIM_CTRLB_1);
33 __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_0);
34 __raw_writel(SDP_3430_SDRC_RFR_CTRL_165MHz, SDRC_RFR_CTRL_1);
35 + } else if (identify_xm_ddr() == MICRON_MCP) {
36 + /* Beagleboard Rev C5 */
37 + __raw_writel(0x2, SDRC_CS_CFG); /* 256MB/bank */
38 + __raw_writel(SDP_SDRC_MDCFG_0_DDR_MICRON_XM, SDRC_MCFG_0);
39 + __raw_writel(SDP_SDRC_MDCFG_0_DDR_MICRON_XM, SDRC_MCFG_1);
40 + __raw_writel(MICRON_V_ACTIMA_200, SDRC_ACTIM_CTRLA_0);
41 + __raw_writel(MICRON_V_ACTIMB_200, SDRC_ACTIM_CTRLB_0);
42 + __raw_writel(MICRON_V_ACTIMA_200, SDRC_ACTIM_CTRLA_1);
43 + __raw_writel(MICRON_V_ACTIMB_200, SDRC_ACTIM_CTRLB_1);
44 + __raw_writel(SDP_3430_SDRC_RFR_CTRL_200MHz, SDRC_RFR_CTRL_0);
45 + __raw_writel(SDP_3430_SDRC_RFR_CTRL_200MHz, SDRC_RFR_CTRL_1);
46 } else {
47 __raw_writel(0x1, SDRC_CS_CFG); /* 128MB/bank */
48 __raw_writel(SDP_SDRC_MDCFG_0_DDR, SDRC_MCFG_0);
49 @@ -699,6 +713,8 @@ int misc_init_r(void)
50 case REVISION_C4:
51 if (identify_xm_ddr() == NUMONYX_MCP)
52 printf("Beagle Rev C4 from Special Computing\n");
53 + else if(identify_xm_ddr() == MICRON_MCP)
54 + printf("Beagle Rev C5\n");
55 else
56 printf("Beagle Rev C4\n");
57 break;
58 --
59 1.6.6.1