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40687c5162
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 git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30942 3c298f89-4303-0410-b956-a3cf2f4a3e73
63 lines
2.3 KiB
Diff
63 lines
2.3 KiB
Diff
From 1cd3d0de72e42161fe0df355c5429459265aeef0 Mon Sep 17 00:00:00 2001
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From: Hauke Mehrtens <hauke@hauke-m.de>
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Date: Sat, 14 Jan 2012 16:11:17 +0100
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Subject: [PATCH 30/32] bcma: add extra sprom check
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This check is needed on the BCM43224 device as it says in the
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capabilities it has an sprom but is extra check says it has not.
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Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
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---
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drivers/bcma/sprom.c | 8 ++++++++
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include/linux/bcma/bcma_driver_chipcommon.h | 16 ++++++++++++++++
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2 files changed, 24 insertions(+), 0 deletions(-)
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--- a/drivers/bcma/sprom.c
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+++ b/drivers/bcma/sprom.c
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@@ -209,6 +209,7 @@ int bcma_sprom_get(struct bcma_bus *bus)
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{
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u16 offset;
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u16 *sprom;
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+ u32 sromctrl;
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int err = 0;
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if (!bus->drv_cc.core)
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@@ -217,6 +218,12 @@ int bcma_sprom_get(struct bcma_bus *bus)
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if (!(bus->drv_cc.capabilities & BCMA_CC_CAP_SPROM))
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return -ENOENT;
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+ if (bus->drv_cc.core->id.rev >= 32) {
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+ sromctrl = bcma_read32(bus->drv_cc.core, BCMA_CC_SROM_CONTROL);
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+ if (!(sromctrl & BCMA_CC_SROM_CONTROL_PRESENT))
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+ return -ENOENT;
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+ }
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+
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sprom = kcalloc(SSB_SPROMSIZE_WORDS_R4, sizeof(u16),
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GFP_KERNEL);
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if (!sprom)
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--- a/include/linux/bcma/bcma_driver_chipcommon.h
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+++ b/include/linux/bcma/bcma_driver_chipcommon.h
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@@ -239,6 +239,22 @@
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#define BCMA_CC_FLASH_CFG 0x0128
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#define BCMA_CC_FLASH_CFG_DS 0x0010 /* Data size, 0=8bit, 1=16bit */
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#define BCMA_CC_FLASH_WAITCNT 0x012C
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+#define BCMA_CC_SROM_CONTROL 0x0190
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+#define BCMA_CC_SROM_CONTROL_START 0x80000000
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+#define BCMA_CC_SROM_CONTROL_BUSY 0x80000000
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+#define BCMA_CC_SROM_CONTROL_OPCODE 0x60000000
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+#define BCMA_CC_SROM_CONTROL_OP_READ 0x00000000
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+#define BCMA_CC_SROM_CONTROL_OP_WRITE 0x20000000
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+#define BCMA_CC_SROM_CONTROL_OP_WRDIS 0x40000000
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+#define BCMA_CC_SROM_CONTROL_OP_WREN 0x60000000
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+#define BCMA_CC_SROM_CONTROL_OTPSEL 0x00000010
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+#define BCMA_CC_SROM_CONTROL_LOCK 0x00000008
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+#define BCMA_CC_SROM_CONTROL_SIZE_MASK 0x00000006
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+#define BCMA_CC_SROM_CONTROL_SIZE_1K 0x00000000
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+#define BCMA_CC_SROM_CONTROL_SIZE_4K 0x00000002
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+#define BCMA_CC_SROM_CONTROL_SIZE_16K 0x00000004
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+#define BCMA_CC_SROM_CONTROL_SIZE_SHIFT 1
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+#define BCMA_CC_SROM_CONTROL_PRESENT 0x00000001
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/* 0x1E0 is defined as shared BCMA_CLKCTLST */
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#define BCMA_CC_HW_WORKAROUND 0x01E4 /* Hardware workaround (rev >= 20) */
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#define BCMA_CC_UART0_DATA 0x0300
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