Initial import

1 files changed, 86 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/board-bockw-reference.c b/arch/arm/mach-shmobile/board-bockw-reference.c
new file mode 100644
index 000000000..9a74efda3
--- /dev/null
+++ b/arch/arm/mach-shmobile/board-bockw-reference.c
@@ -0,0 +1,86 @@
+/*
+ * Bock-W board support
+ *
+ * Copyright (C) 2013  Renesas Solutions Corp.
+ * Copyright (C) 2013  Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/of_platform.h>
+
+#include <asm/mach/arch.h>
+
+#include "common.h"
+#include "r8a7778.h"
+
+/*
+ *	see board-bock.c for checking detail of dip-switch
+ */
+
+#define FPGA	0x18200000
+#define IRQ0MR	0x30
+#define COMCTLR	0x101c
+
+#define PFC	0xfffc0000
+#define PUPR4	0x110
+static void __init bockw_init(void)
+{
+	void __iomem *fpga;
+	void __iomem *pfc;
+
+#ifndef CONFIG_COMMON_CLK
+	r8a7778_clock_init();
+#endif
+	r8a7778_init_irq_extpin_dt(1);
+	r8a7778_add_dt_devices();
+
+	fpga = ioremap_nocache(FPGA, SZ_1M);
+	if (fpga) {
+		/*
+		 * CAUTION
+		 *
+		 * IRQ0/1 is cascaded interrupt from FPGA.
+		 * it should be cared in the future
+		 * Now, it is assuming IRQ0 was used only from SMSC.
+		 */
+		u16 val = ioread16(fpga + IRQ0MR);
+		val &= ~(1 << 4); /* enable SMSC911x */
+		iowrite16(val, fpga + IRQ0MR);
+
+		iounmap(fpga);
+	}
+
+	pfc = ioremap_nocache(PFC, 0x200);
+	if (pfc) {
+		/*
+		 * FIXME
+		 *
+		 * SDHI CD/WP pin needs pull-up
+		 */
+		iowrite32(ioread32(pfc + PUPR4) | (3 << 26), pfc + PUPR4);
+		iounmap(pfc);
+	}
+
+	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+}
+
+static const char *bockw_boards_compat_dt[] __initdata = {
+	"renesas,bockw-reference",
+	NULL,
+};
+
+DT_MACHINE_START(BOCKW_DT, "bockw")
+	.init_early	= shmobile_init_delay,
+	.init_irq	= r8a7778_init_irq_dt,
+	.init_machine	= bockw_init,
+	.init_late	= shmobile_init_late,
+	.dt_compat	= bockw_boards_compat_dt,
+MACHINE_END