OMAP2 SDRC: add timing data for Qimonda HYB18M512160AF-6

Add timing data for the Qimonda HYB18M512160AF-6 SDRAM chip, used on
the OMAP3430SDP boards.

Thanks to Rajendra Nayak <rnayak@ti.com> for his help identifying
the chip used on 3430SDP.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
index 19549d7f8726fcb1d15eb165b55bc0ed1cc76281..3d791bc88577e65d6783c91cdfffb85a73ea597c 100644 (file)
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
@@ -44,6 +44,8 @@
 #include <asm/io.h>
 #include <asm/delay.h>
 
+#include "sdram-qimonda-hyb18m512160af-6.h"
+
 #define        SDP3430_SMC91X_CS       3
 
 #define ENABLE_VAUX3_DEDICATED 0x03
@@ -248,7 +250,7 @@ static inline void __init sdp3430_init_smc91x(void)
 
 static void __init omap_3430sdp_init_irq(void)
 {
-       omap2_init_common_hw(NULL);
+       omap2_init_common_hw(hyb18m512160af6_sdrc_params);
        omap_init_irq();
        omap_gpio_init();
        sdp3430_init_smc91x();

diff --git a/arch/arm/mach-omap2/sdram-qimonda-hyb18m512160af-6.h b/arch/arm/mach-omap2/sdram-qimonda-hyb18m512160af-6.h
new file mode 100644 (file)
index 0000000..c932a6d
--- /dev/null
+++ b/arch/arm/mach-omap2/sdram-qimonda-hyb18m512160af-6.h
@@ -0,0 +1,55 @@
+/*
+ * SDRC register values for the Qimonda HYB18M512160AF-6
+ *
+ * Copyright (C) 2008 Texas Instruments, Inc.
+ * Copyright (C) 2008 Nokia Corporation
+ *
+ * Paul Walmsley
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef ARCH_ARM_MACH_OMAP2_SDRAM_QIMONDA_HYB18M512160AF6
+#define ARCH_ARM_MACH_OMAP2_SDRAM_QIMONDA_HYB18M512160AF6
+
+#include <asm/arch/sdrc.h>
+
+/* Qimonda HYB18M512160AF-6 */
+/* XXX Using ARE = 0x1 (no autorefresh burst) -- can this be changed? */
+static struct omap_sdrc_params hyb18m512160af6_sdrc_params[] = {
+       [0] = {
+               .rate        = 165941176,
+               .actim_ctrla = 0x629db4c6,
+               .actim_ctrlb = 0x00012214,
+               .rfr_ctrl    = 0x0004dc01,
+               .mr          = 0x00000032,
+       },
+       [1] = {
+               .rate        = 133333333,
+               .actim_ctrla = 0x5219b485,
+               .actim_ctrlb = 0x00012210,
+               .rfr_ctrl    = 0x0003de01,
+               .mr          = 0x00000032,
+       },
+       [2] = {
+               .rate        = 82970588,
+               .actim_ctrla = 0x31512283,
+               .actim_ctrlb = 0x0001220a,
+               .rfr_ctrl    = 0x00025501,
+               .mr          = 0x00000022,
+       },
+       [3] = {
+               .rate        = 66666666,
+               .actim_ctrla = 0x290d2243,
+               .actim_ctrlb = 0x00012208,
+               .rfr_ctrl    = 0x0001d601,
+               .mr          = 0x00000022,
+       },
+       [4] = {
+               .rate        = 0
+       },
+};
+
+#endif