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author | Hauke Mehrtens <hauke@hauke-m.de> | 2012-03-14 21:48:23 +0000 |
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committer | Hauke Mehrtens <hauke@hauke-m.de> | 2012-03-14 21:48:23 +0000 |
commit | 7fee567dc04fe5614504e0d33f7c8aa46718ce2e (patch) | |
tree | 759f9d91a7405b67f98bd71876d3c815fa54d3d2 /target/linux/brcm47xx/patches-3.2/022-ssb-move-flash-to-chipcommon.patch | |
parent | fab5be9b4fe6132f474b302d5a5eace1f08497f9 (diff) | |
download | master-31e0f0ae-7fee567dc04fe5614504e0d33f7c8aa46718ce2e.tar.gz master-31e0f0ae-7fee567dc04fe5614504e0d33f7c8aa46718ce2e.tar.bz2 master-31e0f0ae-7fee567dc04fe5614504e0d33f7c8aa46718ce2e.zip |
brcm47xx: move and rename the patches
The patches are now grouped by the part what they are doing and are using three digest numbers.
This does not remove or adds anything
SVN-Revision: 30942
Diffstat (limited to 'target/linux/brcm47xx/patches-3.2/022-ssb-move-flash-to-chipcommon.patch')
-rw-r--r-- | target/linux/brcm47xx/patches-3.2/022-ssb-move-flash-to-chipcommon.patch | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-3.2/022-ssb-move-flash-to-chipcommon.patch b/target/linux/brcm47xx/patches-3.2/022-ssb-move-flash-to-chipcommon.patch new file mode 100644 index 0000000000..91d8acb267 --- /dev/null +++ b/target/linux/brcm47xx/patches-3.2/022-ssb-move-flash-to-chipcommon.patch @@ -0,0 +1,149 @@ +From e8afde87ecf56beff67c7d5371cabaa4fc018541 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sat, 23 Jul 2011 23:57:06 +0200 +Subject: [PATCH 14/26] ssb: move flash to chipcommon + + +Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +--- + arch/mips/bcm47xx/nvram.c | 8 +++--- + arch/mips/bcm47xx/wgt634u.c | 8 +++--- + drivers/ssb/driver_mipscore.c | 36 +++++++++++++++++++++------- + include/linux/ssb/ssb_driver_chipcommon.h | 18 ++++++++++++++ + include/linux/ssb/ssb_driver_mips.h | 4 --- + 5 files changed, 53 insertions(+), 21 deletions(-) + +--- a/arch/mips/bcm47xx/nvram.c ++++ b/arch/mips/bcm47xx/nvram.c +@@ -27,7 +27,7 @@ static char nvram_buf[NVRAM_SPACE]; + static void early_nvram_init(void) + { + #ifdef CONFIG_BCM47XX_SSB +- struct ssb_mipscore *mcore_ssb; ++ struct ssb_chipcommon *ssb_cc; + #endif + #ifdef CONFIG_BCM47XX_BCMA + struct bcma_drv_cc *bcma_cc; +@@ -42,9 +42,9 @@ static void early_nvram_init(void) + switch (bcm47xx_bus_type) { + #ifdef CONFIG_BCM47XX_SSB + case BCM47XX_BUS_TYPE_SSB: +- mcore_ssb = &bcm47xx_bus.ssb.mipscore; +- base = mcore_ssb->flash_window; +- lim = mcore_ssb->flash_window_size; ++ ssb_cc = &bcm47xx_bus.ssb.chipco; ++ base = ssb_cc->pflash.window; ++ lim = ssb_cc->pflash.window_size; + break; + #endif + #ifdef CONFIG_BCM47XX_BCMA +--- a/arch/mips/bcm47xx/wgt634u.c ++++ b/arch/mips/bcm47xx/wgt634u.c +@@ -156,10 +156,10 @@ static int __init wgt634u_init(void) + SSB_CHIPCO_IRQ_GPIO); + } + +- wgt634u_flash_data.width = mcore->flash_buswidth; +- wgt634u_flash_resource.start = mcore->flash_window; +- wgt634u_flash_resource.end = mcore->flash_window +- + mcore->flash_window_size ++ wgt634u_flash_data.width = mcore->pflash.buswidth; ++ wgt634u_flash_resource.start = mcore->pflash.window; ++ wgt634u_flash_resource.end = mcore->pflash.window ++ + mcore->pflash.window_size + - 1; + return platform_add_devices(wgt634u_devices, + ARRAY_SIZE(wgt634u_devices)); +--- a/drivers/ssb/driver_mipscore.c ++++ b/drivers/ssb/driver_mipscore.c +@@ -190,16 +190,34 @@ static void ssb_mips_flash_detect(struct + { + struct ssb_bus *bus = mcore->dev->bus; + +- mcore->flash_buswidth = 2; +- if (bus->chipco.dev) { +- mcore->flash_window = 0x1c000000; +- mcore->flash_window_size = 0x02000000; ++ /* When there is no chipcommon on the bus there is 4MB flash */ ++ if (!bus->chipco.dev) { ++ pr_info("found parallel flash.\n"); ++ bus->chipco.flash_type = SSB_PFLASH; ++ bus->chipco.pflash.window = SSB_FLASH1; ++ bus->chipco.pflash.window_size = SSB_FLASH1_SZ; ++ bus->chipco.pflash.buswidth = 2; ++ return; ++ } ++ ++ switch (bus->chipco.capabilities & SSB_CHIPCO_CAP_FLASHT) { ++ case SSB_CHIPCO_FLASHT_STSER: ++ case SSB_CHIPCO_FLASHT_ATSER: ++ pr_info("serial flash not supported.\n"); ++ break; ++ case SSB_CHIPCO_FLASHT_PARA: ++ pr_info("found parallel flash.\n"); ++ bus->chipco.flash_type = SSB_PFLASH; ++ bus->chipco.pflash.window = SSB_FLASH2; ++ bus->chipco.pflash.window_size = SSB_FLASH2_SZ; + if ((ssb_read32(bus->chipco.dev, SSB_CHIPCO_FLASH_CFG) +- & SSB_CHIPCO_CFG_DS16) == 0) +- mcore->flash_buswidth = 1; +- } else { +- mcore->flash_window = 0x1fc00000; +- mcore->flash_window_size = 0x00400000; ++ & SSB_CHIPCO_CFG_DS16) == 0) ++ bus->chipco.pflash.buswidth = 1; ++ else ++ bus->chipco.pflash.buswidth = 2; ++ break; ++ default: ++ pr_err("flash not supported.\n"); + } + } + +--- a/include/linux/ssb/ssb_driver_chipcommon.h ++++ b/include/linux/ssb/ssb_driver_chipcommon.h +@@ -582,6 +582,18 @@ struct ssb_chipcommon_pmu { + u32 crystalfreq; /* The active crystal frequency (in kHz) */ + }; + ++#ifdef CONFIG_SSB_DRIVER_MIPS ++enum ssb_flash_type { ++ SSB_PFLASH, ++}; ++ ++struct ssb_pflash { ++ u8 buswidth; ++ u32 window; ++ u32 window_size; ++}; ++#endif /* CONFIG_SSB_DRIVER_MIPS */ ++ + struct ssb_chipcommon { + struct ssb_device *dev; + u32 capabilities; +@@ -589,6 +601,12 @@ struct ssb_chipcommon { + /* Fast Powerup Delay constant */ + u16 fast_pwrup_delay; + struct ssb_chipcommon_pmu pmu; ++#ifdef CONFIG_SSB_DRIVER_MIPS ++ enum ssb_flash_type flash_type; ++ union { ++ struct ssb_pflash pflash; ++ }; ++#endif /* CONFIG_SSB_DRIVER_MIPS */ + }; + + static inline bool ssb_chipco_available(struct ssb_chipcommon *cc) +--- a/include/linux/ssb/ssb_driver_mips.h ++++ b/include/linux/ssb/ssb_driver_mips.h +@@ -19,10 +19,6 @@ struct ssb_mipscore { + + int nr_serial_ports; + struct ssb_serial_port serial_ports[4]; +- +- u8 flash_buswidth; +- u32 flash_window; +- u32 flash_window_size; + }; + + extern void ssb_mipscore_init(struct ssb_mipscore *mcore); |