From 3365b4eb5543ae26579321da34cca42e38ac130f Mon Sep 17 00:00:00 2001
From: Masahiro Yamada <yamada.masahiro@socionext.com>
Date: Tue, 21 Jul 2015 14:04:22 +0900
Subject: ARM: UniPhier: add PH1-sLD3 SoC support

The init code for UMC (Unified Memory Controller) and PLL has not
been mainlined yet, but U-boot proper should work.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---
 arch/arm/mach-uniphier/ph1-sld3/boot-mode.c | 97 +++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 arch/arm/mach-uniphier/ph1-sld3/boot-mode.c

(limited to 'arch/arm/mach-uniphier/ph1-sld3/boot-mode.c')

diff --git a/arch/arm/mach-uniphier/ph1-sld3/boot-mode.c b/arch/arm/mach-uniphier/ph1-sld3/boot-mode.c
new file mode 100644
index 0000000..40000af
--- /dev/null
+++ b/arch/arm/mach-uniphier/ph1-sld3/boot-mode.c
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2014-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <spl.h>
+#include <linux/io.h>
+#include <mach/boot-device.h>
+#include <mach/sg-regs.h>
+#include <mach/sbc-regs.h>
+
+struct boot_device_info boot_device_table[] = {
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "External Master"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_MMC1, "eMMC (3.3V, Boot Oparation)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_MMC1, "eMMC (1.8V, Boot Oparation)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_MMC1, "eMMC (3.3V, Normal)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_MMC1, "eMMC (1.8V, Normal)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 128KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 256KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 512KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 256KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 512KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 4, ECC 24, EraseSize   1MB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 128KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 256KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 512KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 256KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 512KB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 24, EraseSize   1MB, Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, ONFI,            Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, ONFI,            Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 4, ECC 24, ONFI,            Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, ONFI,            Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI,            Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 24, ONFI,            Addr 5)"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{BOOT_DEVICE_NONE, "Reserved"},
+	{ /* sentinel */ }
+};
+
+int get_boot_mode_sel(void)
+{
+	return readl(SG_PINMON0) & 0x3f;
+}
+
+u32 spl_boot_device(void)
+{
+	int boot_mode;
+
+	if (boot_is_swapped())
+		return BOOT_DEVICE_NOR;
+
+	boot_mode = get_boot_mode_sel();
+
+	return boot_device_table[boot_mode].type;
+}
-- 
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