summaryrefslogtreecommitdiff
path: root/target/linux/brcm47xx/patches-3.3/052-bcma-complete-workaround-for-BCMA43224.patch
diff options
context:
space:
mode:
authorhauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-05-03 20:18:41 +0000
committerhauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-05-03 20:18:41 +0000
commit14f0acdc28029cf1766e115ab73231adcdbe1923 (patch)
tree5244cf8b56b2b405ee9d319ad684fbd3343ba54d /target/linux/brcm47xx/patches-3.3/052-bcma-complete-workaround-for-BCMA43224.patch
parentd0f3681e1e384dd7f11bc8ce8cd43c4fdff897d9 (diff)
brcm47xx: add support for kernel 3.3
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31573 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm47xx/patches-3.3/052-bcma-complete-workaround-for-BCMA43224.patch')
-rw-r--r--target/linux/brcm47xx/patches-3.3/052-bcma-complete-workaround-for-BCMA43224.patch52
1 files changed, 52 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-3.3/052-bcma-complete-workaround-for-BCMA43224.patch b/target/linux/brcm47xx/patches-3.3/052-bcma-complete-workaround-for-BCMA43224.patch
new file mode 100644
index 0000000000..7e40fc80b7
--- /dev/null
+++ b/target/linux/brcm47xx/patches-3.3/052-bcma-complete-workaround-for-BCMA43224.patch
@@ -0,0 +1,52 @@
+From efe89df0326b777563d197b8cf1c25209a31ceb0 Mon Sep 17 00:00:00 2001
+From: Hauke Mehrtens <hauke@hauke-m.de>
+Date: Sat, 21 Jan 2012 18:47:42 +0100
+Subject: [PATCH 32/34] bcma: complete workaround for BCMA43224
+
+
+Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+---
+ drivers/bcma/driver_chipcommon_pmu.c | 15 +++++++++++----
+ include/linux/bcma/bcma_driver_chipcommon.h | 5 +++++
+ 2 files changed, 16 insertions(+), 4 deletions(-)
+
+--- a/drivers/bcma/driver_chipcommon_pmu.c
++++ b/drivers/bcma/driver_chipcommon_pmu.c
+@@ -142,12 +142,19 @@ void bcma_pmu_workarounds(struct bcma_dr
+ /* BCM4331 workaround is SPROM-related, we put it in sprom.c */
+ break;
+ case 43224:
++ case 43421:
++ /* enable 12 mA drive strenth for 43224 and set chipControl register bit 15 */
+ if (bus->chipinfo.rev == 0) {
+- pr_err("Workarounds for 43224 rev 0 not fully "
+- "implemented\n");
+- bcma_chipco_chipctl_maskset(cc, 0, ~0, 0x00F000F0);
++ bcma_cc_maskset32(cc, BCMA_CC_CHIPCTL,
++ BCMA_CCTRL_43224_GPIO_TOGGLE,
++ BCMA_CCTRL_43224_GPIO_TOGGLE);
++ bcma_chipco_chipctl_maskset(cc, 0,
++ BCMA_CCTRL_43224A0_12MA_LED_DRIVE,
++ BCMA_CCTRL_43224A0_12MA_LED_DRIVE);
+ } else {
+- bcma_chipco_chipctl_maskset(cc, 0, ~0, 0xF0);
++ bcma_chipco_chipctl_maskset(cc, 0,
++ BCMA_CCTRL_43224B0_12MA_LED_DRIVE,
++ BCMA_CCTRL_43224B0_12MA_LED_DRIVE);
+ }
+ break;
+ case 43225:
+--- a/include/linux/bcma/bcma_driver_chipcommon.h
++++ b/include/linux/bcma/bcma_driver_chipcommon.h
+@@ -382,6 +382,11 @@
+ #define BCMA_CHIPCTL_4331_BT_SHD0_ON_GPIO4 BIT(16) /* enable bt_shd0 at gpio4 */
+ #define BCMA_CHIPCTL_4331_BT_SHD1_ON_GPIO5 BIT(17) /* enable bt_shd1 at gpio5 */
+
++/* 43224 chip-specific ChipControl register bits */
++#define BCMA_CCTRL_43224_GPIO_TOGGLE 0x8000 /* gpio[3:0] pins as btcoex or s/w gpio */
++#define BCMA_CCTRL_43224A0_12MA_LED_DRIVE 0x00F000F0 /* 12 mA drive strength */
++#define BCMA_CCTRL_43224B0_12MA_LED_DRIVE 0xF0 /* 12 mA drive strength for later 43224s */
++
+ #define BCMA_FLASH2 0x1c000000 /* Flash Region 2 (region 1 shadowed here) */
+ #define BCMA_FLASH2_SZ 0x02000000 /* Size of Flash Region 2 */
+ #define BCMA_FLASH1 0x1fc00000 /* MIPS Flash Region 1 */