From 4b897d5483da5c3f3c4d52440a994aad574b62b4 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jonas.gorski@gmail.com>
Date: Tue, 24 Jul 2012 16:33:11 +0200
Subject: MIPS: BCM63XX: Move flash registration out of board_bcm963xx.c
board_bcm963xx.c is already large enough.
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: Maxime Bizon <mbizon@freebox.fr>
Cc: Florian Fainelli <florian@openwrt.org>
Cc: Kevin Cernekee <cernekee@gmail.com>
Patchwork: https://patchwork.linux-mips.org/patch/3952/
Reviewed-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
arch/mips/bcm63xx/dev-flash.c | 69 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 69 insertions(+)
create mode 100644 arch/mips/bcm63xx/dev-flash.c
(limited to 'arch/mips/bcm63xx/dev-flash.c')
diff --git a/arch/mips/bcm63xx/dev-flash.c b/arch/mips/bcm63xx/dev-flash.c
new file mode 100644
index 000000000000..af5273868baa
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-flash.c
@@ -0,0 +1,69 @@
+/*
+ * Broadcom BCM63xx flash registration
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
+ * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_dev_flash.h>
+#include <bcm63xx_regs.h>
+#include <bcm63xx_io.h>
+
+static struct mtd_partition mtd_partitions[] = {
+ {
+ .name = "cfe",
+ .offset = 0x0,
+ .size = 0x40000,
+ }
+};
+
+static const char *bcm63xx_part_types[] = { "bcm63xxpart", NULL };
+
+static struct physmap_flash_data flash_data = {
+ .width = 2,
+ .parts = mtd_partitions,
+ .part_probe_types = bcm63xx_part_types,
+};
+
+static struct resource mtd_resources[] = {
+ {
+ .start = 0, /* filled at runtime */
+ .end = 0, /* filled at runtime */
+ .flags = IORESOURCE_MEM,
+ }
+};
+
+static struct platform_device mtd_dev = {
+ .name = "physmap-flash",
+ .resource = mtd_resources,
+ .num_resources = ARRAY_SIZE(mtd_resources),
+ .dev = {
+ .platform_data = &flash_data,
+ },
+};
+
+int __init bcm63xx_flash_register(void)
+{
+ u32 val;
+
+ /* read base address of boot chip select (0) */
+ val = bcm_mpi_readl(MPI_CSBASE_REG(0));
+ val &= MPI_CSBASE_BASE_MASK;
+
+ mtd_resources[0].start = val;
+ mtd_resources[0].end = 0x1FFFFFFF;
+
+ return platform_device_register(&mtd_dev);
+}
--
cgit