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authorMasahiro Yamada <yamada.m@jp.panasonic.com>2015-02-27 02:26:42 +0900
committerMasahiro Yamada <yamada.m@jp.panasonic.com>2015-03-01 00:01:56 +0900
commit4c425570214cac091d9bdcf840b936062fb8da12 (patch)
treea8a83c219c46dec073438df0c77031418c662b25 /arch/arm/mach-uniphier/ph1-pro4/sg_init.c
parent1606b34aa50804227806971dbb6b82ea0bf81f55 (diff)
downloadtalos-obmc-uboot-4c425570214cac091d9bdcf840b936062fb8da12.tar.gz
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ARM: UniPhier: move SoC sources to mach-uniphier
Move arch/arm/cpu/armv7/uniphier/* -> arch/arm/mach-uniphier/* Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Diffstat (limited to 'arch/arm/mach-uniphier/ph1-pro4/sg_init.c')
-rw-r--r--arch/arm/mach-uniphier/ph1-pro4/sg_init.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/arm/mach-uniphier/ph1-pro4/sg_init.c b/arch/arm/mach-uniphier/ph1-pro4/sg_init.c
new file mode 100644
index 0000000000..b7c4b10969
--- /dev/null
+++ b/arch/arm/mach-uniphier/ph1-pro4/sg_init.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2011-2014 Panasonic Corporation
+ * Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/sg-regs.h>
+
+void sg_init(void)
+{
+ u32 tmp;
+
+ /* Set DDR size */
+ tmp = sg_memconf_val_ch0(CONFIG_SDRAM0_SIZE, CONFIG_DDR_NUM_CH0);
+ tmp |= sg_memconf_val_ch1(CONFIG_SDRAM1_SIZE, CONFIG_DDR_NUM_CH1);
+#if CONFIG_SDRAM0_BASE + CONFIG_SDRAM0_SIZE < CONFIG_SDRAM1_BASE
+ tmp |= SG_MEMCONF_SPARSEMEM;
+#endif
+ writel(tmp, SG_MEMCONF);
+
+ /* Input ports must be enabled before deasserting reset of cores */
+ tmp = readl(SG_IECTRL);
+ tmp |= 1 << 6;
+ writel(tmp, SG_IECTRL);
+}
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