mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-05 14:07:30 +02:00
bf183aeff8
* this adds sflash support for ssb devices * the flash is now a platform device * minor updates git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27902 3c298f89-4303-0410-b956-a3cf2f4a3e73
101 lines
2.9 KiB
Diff
101 lines
2.9 KiB
Diff
From 64f3d068654589d6114048ac5933cd4498706cfc Mon Sep 17 00:00:00 2001
|
|
From: Hauke Mehrtens <hauke@hauke-m.de>
|
|
Date: Sun, 17 Jul 2011 15:02:10 +0200
|
|
Subject: [PATCH 20/26] bcm47xx: register flash drivers
|
|
|
|
|
|
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
|
|
---
|
|
arch/mips/bcm47xx/setup.c | 72 +++++++++++++++++++++++++++++++++++++++++++++
|
|
1 files changed, 72 insertions(+), 0 deletions(-)
|
|
|
|
--- a/arch/mips/bcm47xx/setup.c
|
|
+++ b/arch/mips/bcm47xx/setup.c
|
|
@@ -30,10 +30,12 @@
|
|
#include <linux/ssb/ssb.h>
|
|
#include <linux/ssb/ssb_embedded.h>
|
|
#include <linux/bcma/bcma_soc.h>
|
|
+#include <linux/platform_device.h>
|
|
#include <asm/bootinfo.h>
|
|
#include <asm/reboot.h>
|
|
#include <asm/time.h>
|
|
#include <bcm47xx.h>
|
|
+#include <bus.h>
|
|
#include <asm/mach-bcm47xx/nvram.h>
|
|
|
|
union bcm47xx_bus bcm47xx_bus;
|
|
@@ -365,3 +367,73 @@ static int __init bcm47xx_register_bus_c
|
|
return 0;
|
|
}
|
|
device_initcall(bcm47xx_register_bus_complete);
|
|
+
|
|
+static struct resource bcm47xx_pflash_resource = {
|
|
+ .name = "bcm47xx_pflash",
|
|
+ .start = 0,
|
|
+ .end = 0,
|
|
+ .flags = 0,
|
|
+};
|
|
+
|
|
+static struct platform_device bcm47xx_pflash_dev = {
|
|
+ .name = "bcm47xx_pflash",
|
|
+ .resource = &bcm47xx_pflash_resource,
|
|
+ .num_resources = 1,
|
|
+};
|
|
+
|
|
+static struct resource bcm47xx_sflash_resource = {
|
|
+ .name = "bcm47xx_sflash",
|
|
+ .start = 0,
|
|
+ .end = 0,
|
|
+ .flags = 0,
|
|
+};
|
|
+
|
|
+static struct platform_device bcm47xx_sflash_dev = {
|
|
+ .name = "bcm47xx_sflash",
|
|
+ .resource = &bcm47xx_sflash_resource,
|
|
+ .num_resources = 1,
|
|
+};
|
|
+
|
|
+static int __init bcm47xx_register_flash(void)
|
|
+{
|
|
+#ifdef CONFIG_BCM47XX_SSB
|
|
+ struct ssb_chipcommon *chipco;
|
|
+#endif
|
|
+#ifdef CONFIG_BCM47XX_BCMA
|
|
+ struct bcma_drv_cc *drv_cc;
|
|
+#endif
|
|
+ switch (bcm47xx_bus_type) {
|
|
+#ifdef CONFIG_BCM47XX_SSB
|
|
+ case BCM47XX_BUS_TYPE_SSB:
|
|
+ chipco = &bcm47xx_bus.ssb.chipco;
|
|
+ if (chipco->flash_type == SSB_PFLASH) {
|
|
+ bcm47xx_pflash_resource.start = chipco->pflash.window;
|
|
+ bcm47xx_pflash_resource.end = chipco->pflash.window + chipco->pflash.window_size;
|
|
+ return platform_device_register(&bcm47xx_pflash_dev);
|
|
+ } else if (chipco->flash_type == SSB_SFLASH) {
|
|
+ bcm47xx_sflash_dev.dev.platform_data = &bcm47xx_sflash;
|
|
+ return platform_device_register(&bcm47xx_sflash_dev);
|
|
+ } else {
|
|
+ printk(KERN_ERR "No flash device found\n");
|
|
+ return -1;
|
|
+ }
|
|
+#endif
|
|
+#ifdef CONFIG_BCM47XX_BCMA
|
|
+ case BCM47XX_BUS_TYPE_BCMA:
|
|
+ drv_cc = &bcm47xx_bus.bcma.bus.drv_cc;
|
|
+ if (drv_cc->flash_type == BCMA_PFLASH) {
|
|
+ bcm47xx_pflash_resource.start = drv_cc->pflash.window;
|
|
+ bcm47xx_pflash_resource.end = drv_cc->pflash.window + drv_cc->pflash.window_size;
|
|
+ return platform_device_register(&bcm47xx_pflash_dev);
|
|
+ } else if (drv_cc->flash_type == BCMA_SFLASH) {
|
|
+ bcm47xx_sflash_dev.dev.platform_data = &bcm47xx_sflash;
|
|
+ return platform_device_register(&bcm47xx_sflash_dev);
|
|
+ } else {
|
|
+ printk(KERN_ERR "No flash device found\n");
|
|
+ return -1;
|
|
+ }
|
|
+#endif
|
|
+ }
|
|
+ return -1;
|
|
+}
|
|
+fs_initcall(bcm47xx_register_flash);
|