kernel: backport bcma stuff sent for 4.6

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 48449

1 files changed, 338 insertions, 0 deletions

diff --git a/target/linux/generic/patches-4.4/021-bcma-from-4.6.patch b/target/linux/generic/patches-4.4/021-bcma-from-4.6.patch
new file mode 100644
index 0000000..f0dc93e
--- /dev/null
+++ b/target/linux/generic/patches-4.4/021-bcma-from-4.6.patch
@@ -0,0 +1,338 @@
+--- a/drivers/bcma/driver_chipcommon.c
++++ b/drivers/bcma/driver_chipcommon.c
+@@ -185,7 +185,7 @@ u32 bcma_chipco_watchdog_timer_set(struc
+ 			ticks = 2;
+ 		else if (ticks > maxt)
+ 			ticks = maxt;
+-		bcma_cc_write32(cc, BCMA_CC_PMU_WATCHDOG, ticks);
++		bcma_pmu_write32(cc, BCMA_CC_PMU_WATCHDOG, ticks);
+ 	} else {
+ 		struct bcma_bus *bus = cc->core->bus;
+ 
+--- a/drivers/bcma/driver_chipcommon_pmu.c
++++ b/drivers/bcma/driver_chipcommon_pmu.c
+@@ -15,44 +15,44 @@
+ 
+ u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset)
+ {
+-	bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset);
+-	bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR);
+-	return bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA);
++	bcma_pmu_write32(cc, BCMA_CC_PMU_PLLCTL_ADDR, offset);
++	bcma_pmu_read32(cc, BCMA_CC_PMU_PLLCTL_ADDR);
++	return bcma_pmu_read32(cc, BCMA_CC_PMU_PLLCTL_DATA);
+ }
+ EXPORT_SYMBOL_GPL(bcma_chipco_pll_read);
+ 
+ void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, u32 value)
+ {
+-	bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset);
+-	bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR);
+-	bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, value);
++	bcma_pmu_write32(cc, BCMA_CC_PMU_PLLCTL_ADDR, offset);
++	bcma_pmu_read32(cc, BCMA_CC_PMU_PLLCTL_ADDR);
++	bcma_pmu_write32(cc, BCMA_CC_PMU_PLLCTL_DATA, value);
+ }
+ EXPORT_SYMBOL_GPL(bcma_chipco_pll_write);
+ 
+ void bcma_chipco_pll_maskset(struct bcma_drv_cc *cc, u32 offset, u32 mask,
+ 			     u32 set)
+ {
+-	bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset);
+-	bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR);
+-	bcma_cc_maskset32(cc, BCMA_CC_PLLCTL_DATA, mask, set);
++	bcma_pmu_write32(cc, BCMA_CC_PMU_PLLCTL_ADDR, offset);
++	bcma_pmu_read32(cc, BCMA_CC_PMU_PLLCTL_ADDR);
++	bcma_pmu_maskset32(cc, BCMA_CC_PMU_PLLCTL_DATA, mask, set);
+ }
+ EXPORT_SYMBOL_GPL(bcma_chipco_pll_maskset);
+ 
+ void bcma_chipco_chipctl_maskset(struct bcma_drv_cc *cc,
+ 				 u32 offset, u32 mask, u32 set)
+ {
+-	bcma_cc_write32(cc, BCMA_CC_CHIPCTL_ADDR, offset);
+-	bcma_cc_read32(cc, BCMA_CC_CHIPCTL_ADDR);
+-	bcma_cc_maskset32(cc, BCMA_CC_CHIPCTL_DATA, mask, set);
++	bcma_pmu_write32(cc, BCMA_CC_PMU_CHIPCTL_ADDR, offset);
++	bcma_pmu_read32(cc, BCMA_CC_PMU_CHIPCTL_ADDR);
++	bcma_pmu_maskset32(cc, BCMA_CC_PMU_CHIPCTL_DATA, mask, set);
+ }
+ EXPORT_SYMBOL_GPL(bcma_chipco_chipctl_maskset);
+ 
+ void bcma_chipco_regctl_maskset(struct bcma_drv_cc *cc, u32 offset, u32 mask,
+ 				u32 set)
+ {
+-	bcma_cc_write32(cc, BCMA_CC_REGCTL_ADDR, offset);
+-	bcma_cc_read32(cc, BCMA_CC_REGCTL_ADDR);
+-	bcma_cc_maskset32(cc, BCMA_CC_REGCTL_DATA, mask, set);
++	bcma_pmu_write32(cc, BCMA_CC_PMU_REGCTL_ADDR, offset);
++	bcma_pmu_read32(cc, BCMA_CC_PMU_REGCTL_ADDR);
++	bcma_pmu_maskset32(cc, BCMA_CC_PMU_REGCTL_DATA, mask, set);
+ }
+ EXPORT_SYMBOL_GPL(bcma_chipco_regctl_maskset);
+ 
+@@ -60,18 +60,18 @@ static u32 bcma_pmu_xtalfreq(struct bcma
+ {
+ 	u32 ilp_ctl, alp_hz;
+ 
+-	if (!(bcma_cc_read32(cc, BCMA_CC_PMU_STAT) &
++	if (!(bcma_pmu_read32(cc, BCMA_CC_PMU_STAT) &
+ 	      BCMA_CC_PMU_STAT_EXT_LPO_AVAIL))
+ 		return 0;
+ 
+-	bcma_cc_write32(cc, BCMA_CC_PMU_XTAL_FREQ,
+-			BIT(BCMA_CC_PMU_XTAL_FREQ_MEASURE_SHIFT));
++	bcma_pmu_write32(cc, BCMA_CC_PMU_XTAL_FREQ,
++			 BIT(BCMA_CC_PMU_XTAL_FREQ_MEASURE_SHIFT));
+ 	usleep_range(1000, 2000);
+ 
+-	ilp_ctl = bcma_cc_read32(cc, BCMA_CC_PMU_XTAL_FREQ);
++	ilp_ctl = bcma_pmu_read32(cc, BCMA_CC_PMU_XTAL_FREQ);
+ 	ilp_ctl &= BCMA_CC_PMU_XTAL_FREQ_ILPCTL_MASK;
+ 
+-	bcma_cc_write32(cc, BCMA_CC_PMU_XTAL_FREQ, 0);
++	bcma_pmu_write32(cc, BCMA_CC_PMU_XTAL_FREQ, 0);
+ 
+ 	alp_hz = ilp_ctl * 32768 / 4;
+ 	return (alp_hz + 50000) / 100000 * 100;
+@@ -127,8 +127,8 @@ static void bcma_pmu2_pll_init0(struct b
+ 		mask = (u32)~(BCMA_RES_4314_HT_AVAIL |
+ 			      BCMA_RES_4314_MACPHY_CLK_AVAIL);
+ 
+-		bcma_cc_mask32(cc, BCMA_CC_PMU_MINRES_MSK, mask);
+-		bcma_cc_mask32(cc, BCMA_CC_PMU_MAXRES_MSK, mask);
++		bcma_pmu_mask32(cc, BCMA_CC_PMU_MINRES_MSK, mask);
++		bcma_pmu_mask32(cc, BCMA_CC_PMU_MAXRES_MSK, mask);
+ 		bcma_wait_value(cc->core, BCMA_CLKCTLST,
+ 				BCMA_CLKCTLST_HAVEHT, 0, 20000);
+ 		break;
+@@ -140,7 +140,7 @@ static void bcma_pmu2_pll_init0(struct b
+ 
+ 	/* Flush */
+ 	if (cc->pmu.rev >= 2)
+-		bcma_cc_set32(cc, BCMA_CC_PMU_CTL, BCMA_CC_PMU_CTL_PLL_UPD);
++		bcma_pmu_set32(cc, BCMA_CC_PMU_CTL, BCMA_CC_PMU_CTL_PLL_UPD);
+ 
+ 	/* TODO: Do we need to update OTP? */
+ }
+@@ -195,9 +195,9 @@ static void bcma_pmu_resources_init(stru
+ 
+ 	/* Set the resource masks. */
+ 	if (min_msk)
+-		bcma_cc_write32(cc, BCMA_CC_PMU_MINRES_MSK, min_msk);
++		bcma_pmu_write32(cc, BCMA_CC_PMU_MINRES_MSK, min_msk);
+ 	if (max_msk)
+-		bcma_cc_write32(cc, BCMA_CC_PMU_MAXRES_MSK, max_msk);
++		bcma_pmu_write32(cc, BCMA_CC_PMU_MAXRES_MSK, max_msk);
+ 
+ 	/*
+ 	 * Add some delay; allow resources to come up and settle.
+@@ -269,23 +269,33 @@ static void bcma_pmu_workarounds(struct
+ 
+ void bcma_pmu_early_init(struct bcma_drv_cc *cc)
+ {
++	struct bcma_bus *bus = cc->core->bus;
+ 	u32 pmucap;
+ 
+-	pmucap = bcma_cc_read32(cc, BCMA_CC_PMU_CAP);
++	if (cc->core->id.rev >= 35 &&
++	    cc->capabilities_ext & BCMA_CC_CAP_EXT_AOB_PRESENT) {
++		cc->pmu.core = bcma_find_core(bus, BCMA_CORE_PMU);
++		if (!cc->pmu.core)
++			bcma_warn(bus, "Couldn't find expected PMU core");
++	}
++	if (!cc->pmu.core)
++		cc->pmu.core = cc->core;
++
++	pmucap = bcma_pmu_read32(cc, BCMA_CC_PMU_CAP);
+ 	cc->pmu.rev = (pmucap & BCMA_CC_PMU_CAP_REVISION);
+ 
+-	bcma_debug(cc->core->bus, "Found rev %u PMU (capabilities 0x%08X)\n",
+-		   cc->pmu.rev, pmucap);
++	bcma_debug(bus, "Found rev %u PMU (capabilities 0x%08X)\n", cc->pmu.rev,
++		   pmucap);
+ }
+ 
+ void bcma_pmu_init(struct bcma_drv_cc *cc)
+ {
+ 	if (cc->pmu.rev == 1)
+-		bcma_cc_mask32(cc, BCMA_CC_PMU_CTL,
+-			      ~BCMA_CC_PMU_CTL_NOILPONW);
++		bcma_pmu_mask32(cc, BCMA_CC_PMU_CTL,
++				~BCMA_CC_PMU_CTL_NOILPONW);
+ 	else
+-		bcma_cc_set32(cc, BCMA_CC_PMU_CTL,
+-			     BCMA_CC_PMU_CTL_NOILPONW);
++		bcma_pmu_set32(cc, BCMA_CC_PMU_CTL,
++			       BCMA_CC_PMU_CTL_NOILPONW);
+ 
+ 	bcma_pmu_pll_init(cc);
+ 	bcma_pmu_resources_init(cc);
+@@ -472,8 +482,8 @@ u32 bcma_pmu_get_cpu_clock(struct bcma_d
+ static void bcma_pmu_spuravoid_pll_write(struct bcma_drv_cc *cc, u32 offset,
+ 					 u32 value)
+ {
+-	bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset);
+-	bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, value);
++	bcma_pmu_write32(cc, BCMA_CC_PMU_PLLCTL_ADDR, offset);
++	bcma_pmu_write32(cc, BCMA_CC_PMU_PLLCTL_DATA, value);
+ }
+ 
+ void bcma_pmu_spuravoid_pllupdate(struct bcma_drv_cc *cc, int spuravoid)
+@@ -497,20 +507,20 @@ void bcma_pmu_spuravoid_pllupdate(struct
+ 		       bus->chipinfo.id == BCMA_CHIP_ID_BCM53572) ? 6 : 0;
+ 
+ 		/* RMW only the P1 divider */
+-		bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR,
++		bcma_pmu_write32(cc, BCMA_CC_PMU_PLLCTL_ADDR,
+ 				BCMA_CC_PMU_PLL_CTL0 + phypll_offset);
+-		tmp = bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA);
++		tmp = bcma_pmu_read32(cc, BCMA_CC_PMU_PLLCTL_DATA);
+ 		tmp &= (~(BCMA_CC_PMU1_PLL0_PC0_P1DIV_MASK));
+ 		tmp |= (bcm5357_bcm43236_p1div[spuravoid] << BCMA_CC_PMU1_PLL0_PC0_P1DIV_SHIFT);
+-		bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, tmp);
++		bcma_pmu_write32(cc, BCMA_CC_PMU_PLLCTL_DATA, tmp);
+ 
+ 		/* RMW only the int feedback divider */
+-		bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR,
++		bcma_pmu_write32(cc, BCMA_CC_PMU_PLLCTL_ADDR,
+ 				BCMA_CC_PMU_PLL_CTL2 + phypll_offset);
+-		tmp = bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA);
++		tmp = bcma_pmu_read32(cc, BCMA_CC_PMU_PLLCTL_DATA);
+ 		tmp &= ~(BCMA_CC_PMU1_PLL0_PC2_NDIV_INT_MASK);
+ 		tmp |= (bcm5357_bcm43236_ndiv[spuravoid]) << BCMA_CC_PMU1_PLL0_PC2_NDIV_INT_SHIFT;
+-		bcma_cc_write32(cc, BCMA_CC_PLLCTL_DATA, tmp);
++		bcma_pmu_write32(cc, BCMA_CC_PMU_PLLCTL_DATA, tmp);
+ 
+ 		tmp = BCMA_CC_PMU_CTL_PLL_UPD;
+ 		break;
+@@ -646,7 +656,7 @@ void bcma_pmu_spuravoid_pllupdate(struct
+ 		break;
+ 	}
+ 
+-	tmp |= bcma_cc_read32(cc, BCMA_CC_PMU_CTL);
+-	bcma_cc_write32(cc, BCMA_CC_PMU_CTL, tmp);
++	tmp |= bcma_pmu_read32(cc, BCMA_CC_PMU_CTL);
++	bcma_pmu_write32(cc, BCMA_CC_PMU_CTL, tmp);
+ }
+ EXPORT_SYMBOL_GPL(bcma_pmu_spuravoid_pllupdate);
+--- a/drivers/bcma/driver_chipcommon_sflash.c
++++ b/drivers/bcma/driver_chipcommon_sflash.c
+@@ -38,6 +38,7 @@ static const struct bcma_sflash_tbl_e bc
+ 	{ "M25P32", 0x15, 0x10000, 64, },
+ 	{ "M25P64", 0x16, 0x10000, 128, },
+ 	{ "M25FL128", 0x17, 0x10000, 256, },
++	{ "MX25L25635F", 0x18, 0x10000, 512, },
+ 	{ NULL },
+ };
+ 
+--- a/drivers/bcma/scan.c
++++ b/drivers/bcma/scan.c
+@@ -98,6 +98,9 @@ static const struct bcma_device_id_name
+ 	{ BCMA_CORE_SHIM, "SHIM" },
+ 	{ BCMA_CORE_PCIE2, "PCIe Gen2" },
+ 	{ BCMA_CORE_ARM_CR4, "ARM CR4" },
++	{ BCMA_CORE_GCI, "GCI" },
++	{ BCMA_CORE_CMEM, "CNDS DDR2/3 memory controller" },
++	{ BCMA_CORE_ARM_CA7, "ARM CA7" },
+ 	{ BCMA_CORE_DEFAULT, "Default" },
+ };
+ 
+@@ -315,6 +318,8 @@ static int bcma_get_next_core(struct bcm
+ 		switch (core->id.id) {
+ 		case BCMA_CORE_4706_MAC_GBIT_COMMON:
+ 		case BCMA_CORE_NS_CHIPCOMMON_B:
++		case BCMA_CORE_PMU:
++		case BCMA_CORE_GCI:
+ 		/* Not used yet: case BCMA_CORE_OOB_ROUTER: */
+ 			break;
+ 		default:
+--- a/drivers/net/wireless/b43/main.c
++++ b/drivers/net/wireless/b43/main.c
+@@ -1215,10 +1215,10 @@ void b43_wireless_core_phy_pll_reset(str
+ 	case B43_BUS_BCMA:
+ 		bcma_cc = &dev->dev->bdev->bus->drv_cc;
+ 
+-		bcma_cc_write32(bcma_cc, BCMA_CC_CHIPCTL_ADDR, 0);
+-		bcma_cc_mask32(bcma_cc, BCMA_CC_CHIPCTL_DATA, ~0x4);
+-		bcma_cc_set32(bcma_cc, BCMA_CC_CHIPCTL_DATA, 0x4);
+-		bcma_cc_mask32(bcma_cc, BCMA_CC_CHIPCTL_DATA, ~0x4);
++		bcma_cc_write32(bcma_cc, BCMA_CC_PMU_CHIPCTL_ADDR, 0);
++		bcma_cc_mask32(bcma_cc, BCMA_CC_PMU_CHIPCTL_DATA, ~0x4);
++		bcma_cc_set32(bcma_cc, BCMA_CC_PMU_CHIPCTL_DATA, 0x4);
++		bcma_cc_mask32(bcma_cc, BCMA_CC_PMU_CHIPCTL_DATA, ~0x4);
+ 		break;
+ #endif
+ #ifdef CONFIG_B43_SSB
+--- a/include/linux/bcma/bcma.h
++++ b/include/linux/bcma/bcma.h
+@@ -151,6 +151,8 @@ struct bcma_host_ops {
+ #define BCMA_CORE_PCIE2			0x83C	/* PCI Express Gen2 */
+ #define BCMA_CORE_USB30_DEV		0x83D
+ #define BCMA_CORE_ARM_CR4		0x83E
++#define BCMA_CORE_GCI			0x840
++#define BCMA_CORE_CMEM			0x846	/* CNDS DDR2/3 memory controller */
+ #define BCMA_CORE_ARM_CA7		0x847
+ #define BCMA_CORE_SYS_MEM		0x849
+ #define BCMA_CORE_DEFAULT		0xFFF
+--- a/include/linux/bcma/bcma_driver_chipcommon.h
++++ b/include/linux/bcma/bcma_driver_chipcommon.h
+@@ -217,6 +217,11 @@
+ #define	 BCMA_CC_CLKDIV_JTAG_SHIFT	8
+ #define	 BCMA_CC_CLKDIV_UART		0x000000FF
+ #define BCMA_CC_CAP_EXT			0x00AC		/* Capabilities */
++#define  BCMA_CC_CAP_EXT_SECI_PRESENT	0x00000001
++#define  BCMA_CC_CAP_EXT_GSIO_PRESENT	0x00000002
++#define  BCMA_CC_CAP_EXT_GCI_PRESENT	0x00000004
++#define  BCMA_CC_CAP_EXT_SECI_PUART_PRESENT		0x00000008    /* UART present */
++#define  BCMA_CC_CAP_EXT_AOB_PRESENT	0x00000040
+ #define BCMA_CC_PLLONDELAY		0x00B0		/* Rev >= 4 only */
+ #define BCMA_CC_FREFSELDELAY		0x00B4		/* Rev >= 4 only */
+ #define BCMA_CC_SLOWCLKCTL		0x00B8		/* 6 <= Rev <= 9 only */
+@@ -351,12 +356,12 @@
+ #define BCMA_CC_PMU_RES_REQTS		0x0640 /* PMU res req timer sel */
+ #define BCMA_CC_PMU_RES_REQT		0x0644 /* PMU res req timer */
+ #define BCMA_CC_PMU_RES_REQM		0x0648 /* PMU res req mask */
+-#define BCMA_CC_CHIPCTL_ADDR		0x0650
+-#define BCMA_CC_CHIPCTL_DATA		0x0654
+-#define BCMA_CC_REGCTL_ADDR		0x0658
+-#define BCMA_CC_REGCTL_DATA		0x065C
+-#define BCMA_CC_PLLCTL_ADDR		0x0660
+-#define BCMA_CC_PLLCTL_DATA		0x0664
++#define BCMA_CC_PMU_CHIPCTL_ADDR	0x0650
++#define BCMA_CC_PMU_CHIPCTL_DATA	0x0654
++#define BCMA_CC_PMU_REGCTL_ADDR		0x0658
++#define BCMA_CC_PMU_REGCTL_DATA		0x065C
++#define BCMA_CC_PMU_PLLCTL_ADDR		0x0660
++#define BCMA_CC_PMU_PLLCTL_DATA		0x0664
+ #define BCMA_CC_PMU_STRAPOPT		0x0668 /* (corerev >= 28) */
+ #define BCMA_CC_PMU_XTAL_FREQ		0x066C /* (pmurev >= 10) */
+ #define  BCMA_CC_PMU_XTAL_FREQ_ILPCTL_MASK	0x00001FFF
+@@ -566,6 +571,7 @@
+  * Check availability with ((struct bcma_chipcommon)->capabilities & BCMA_CC_CAP_PMU)
+  */
+ struct bcma_chipcommon_pmu {
++	struct bcma_device *core;	/* Can be separated core or just ChipCommon one */
+ 	u8 rev;			/* PMU revision */
+ 	u32 crystalfreq;	/* The active crystal frequency (in kHz) */
+ };
+@@ -662,6 +668,19 @@ struct bcma_drv_cc_b {
+ #define bcma_cc_maskset32(cc, offset, mask, set) \
+ 	bcma_cc_write32(cc, offset, (bcma_cc_read32(cc, offset) & (mask)) | (set))
+ 
++/* PMU registers access */
++#define bcma_pmu_read32(cc, offset) \
++	bcma_read32((cc)->pmu.core, offset)
++#define bcma_pmu_write32(cc, offset, val) \
++	bcma_write32((cc)->pmu.core, offset, val)
++
++#define bcma_pmu_mask32(cc, offset, mask) \
++	bcma_pmu_write32(cc, offset, bcma_pmu_read32(cc, offset) & (mask))
++#define bcma_pmu_set32(cc, offset, set) \
++	bcma_pmu_write32(cc, offset, bcma_pmu_read32(cc, offset) | (set))
++#define bcma_pmu_maskset32(cc, offset, mask, set) \
++	bcma_pmu_write32(cc, offset, (bcma_pmu_read32(cc, offset) & (mask)) | (set))
++
+ extern u32 bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks);
+ 
+ extern u32 bcma_chipco_get_alp_clock(struct bcma_drv_cc *cc);