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authorJason Liu <jason.hui.liu@nxp.com>2020-10-08 16:28:11 +0800
committerJason Liu <jason.hui.liu@nxp.com>2020-10-08 17:46:51 +0800
commit2f68e5475b11c03ea9148857ad0094c306a859af (patch)
tree665e303fcd23dfe94455cf8260139c7397f8d8e0 /drivers/mfd
parent024566cea6e02c6172485300db84a029d0a4699c (diff)
parentd22f99d235e13356521b374410a6ee24f50b65e6 (diff)
Merge tag 'v5.4.70' into imx_5.4.y
* tag 'v5.4.70': (3051 commits) Linux 5.4.70 netfilter: ctnetlink: add a range check for l3/l4 protonum ep_create_wakeup_source(): dentry name can change under you... ... Conflicts: arch/arm/mach-imx/pm-imx6.c arch/arm64/boot/dts/freescale/imx8mm-evk.dts arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts drivers/crypto/caam/caamalg.c drivers/gpu/drm/imx/dw_hdmi-imx.c drivers/gpu/drm/imx/imx-ldb.c drivers/gpu/drm/imx/ipuv3/ipuv3-crtc.c drivers/mmc/host/sdhci-esdhc-imx.c drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c drivers/net/ethernet/freescale/enetc/enetc.c drivers/net/ethernet/freescale/enetc/enetc_pf.c drivers/thermal/imx_thermal.c drivers/usb/cdns3/ep0.c drivers/xen/swiotlb-xen.c sound/soc/fsl/fsl_esai.c sound/soc/fsl/fsl_sai.c Signed-off-by: Jason Liu <jason.hui.liu@nxp.com>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/arizona-core.c18
-rw-r--r--drivers/mfd/dln2.c4
-rw-r--r--drivers/mfd/intel-lpss-pci.c19
-rw-r--r--drivers/mfd/mfd-core.c10
-rw-r--r--drivers/mfd/stmfx.c22
-rw-r--r--drivers/mfd/wm8994-core.c1
6 files changed, 72 insertions, 2 deletions
diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index 4a31907a4525..3ff872c205ee 100644
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -1430,6 +1430,15 @@ err_irq:
arizona_irq_exit(arizona);
err_pm:
pm_runtime_disable(arizona->dev);
+
+ switch (arizona->pdata.clk32k_src) {
+ case ARIZONA_32KZ_MCLK1:
+ case ARIZONA_32KZ_MCLK2:
+ arizona_clk32k_disable(arizona);
+ break;
+ default:
+ break;
+ }
err_reset:
arizona_enable_reset(arizona);
regulator_disable(arizona->dcvdd);
@@ -1452,6 +1461,15 @@ int arizona_dev_exit(struct arizona *arizona)
regulator_disable(arizona->dcvdd);
regulator_put(arizona->dcvdd);
+ switch (arizona->pdata.clk32k_src) {
+ case ARIZONA_32KZ_MCLK1:
+ case ARIZONA_32KZ_MCLK2:
+ arizona_clk32k_disable(arizona);
+ break;
+ default:
+ break;
+ }
+
mfd_remove_devices(arizona->dev);
arizona_free_irq(arizona, ARIZONA_IRQ_UNDERCLOCKED, arizona);
arizona_free_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, arizona);
diff --git a/drivers/mfd/dln2.c b/drivers/mfd/dln2.c
index 4faa8d2e5d04..707f4287ab4a 100644
--- a/drivers/mfd/dln2.c
+++ b/drivers/mfd/dln2.c
@@ -287,7 +287,11 @@ static void dln2_rx(struct urb *urb)
len = urb->actual_length - sizeof(struct dln2_header);
if (handle == DLN2_HANDLE_EVENT) {
+ unsigned long flags;
+
+ spin_lock_irqsave(&dln2->event_cb_lock, flags);
dln2_run_event_callbacks(dln2, id, echo, data, len);
+ spin_unlock_irqrestore(&dln2->event_cb_lock, flags);
} else {
/* URB will be re-submitted in _dln2_transfer (free_rx_slot) */
if (dln2_transfer_complete(dln2, urb, handle, echo))
diff --git a/drivers/mfd/intel-lpss-pci.c b/drivers/mfd/intel-lpss-pci.c
index b33030e3385c..da91965b8f7b 100644
--- a/drivers/mfd/intel-lpss-pci.c
+++ b/drivers/mfd/intel-lpss-pci.c
@@ -196,6 +196,9 @@ static const struct pci_device_id intel_lpss_pci_ids[] = {
{ PCI_VDEVICE(INTEL, 0x1ac4), (kernel_ulong_t)&bxt_info },
{ PCI_VDEVICE(INTEL, 0x1ac6), (kernel_ulong_t)&bxt_info },
{ PCI_VDEVICE(INTEL, 0x1aee), (kernel_ulong_t)&bxt_uart_info },
+ /* EBG */
+ { PCI_VDEVICE(INTEL, 0x1bad), (kernel_ulong_t)&bxt_uart_info },
+ { PCI_VDEVICE(INTEL, 0x1bae), (kernel_ulong_t)&bxt_uart_info },
/* GLK */
{ PCI_VDEVICE(INTEL, 0x31ac), (kernel_ulong_t)&glk_i2c_info },
{ PCI_VDEVICE(INTEL, 0x31ae), (kernel_ulong_t)&glk_i2c_info },
@@ -225,6 +228,22 @@ static const struct pci_device_id intel_lpss_pci_ids[] = {
{ PCI_VDEVICE(INTEL, 0x34ea), (kernel_ulong_t)&bxt_i2c_info },
{ PCI_VDEVICE(INTEL, 0x34eb), (kernel_ulong_t)&bxt_i2c_info },
{ PCI_VDEVICE(INTEL, 0x34fb), (kernel_ulong_t)&spt_info },
+ /* TGL-H */
+ { PCI_VDEVICE(INTEL, 0x43a7), (kernel_ulong_t)&bxt_uart_info },
+ { PCI_VDEVICE(INTEL, 0x43a8), (kernel_ulong_t)&bxt_uart_info },
+ { PCI_VDEVICE(INTEL, 0x43a9), (kernel_ulong_t)&bxt_uart_info },
+ { PCI_VDEVICE(INTEL, 0x43aa), (kernel_ulong_t)&bxt_info },
+ { PCI_VDEVICE(INTEL, 0x43ab), (kernel_ulong_t)&bxt_info },
+ { PCI_VDEVICE(INTEL, 0x43ad), (kernel_ulong_t)&bxt_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x43ae), (kernel_ulong_t)&bxt_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x43d8), (kernel_ulong_t)&bxt_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x43da), (kernel_ulong_t)&bxt_uart_info },
+ { PCI_VDEVICE(INTEL, 0x43e8), (kernel_ulong_t)&bxt_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x43e9), (kernel_ulong_t)&bxt_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x43ea), (kernel_ulong_t)&bxt_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x43eb), (kernel_ulong_t)&bxt_i2c_info },
+ { PCI_VDEVICE(INTEL, 0x43fb), (kernel_ulong_t)&bxt_info },
+ { PCI_VDEVICE(INTEL, 0x43fd), (kernel_ulong_t)&bxt_info },
/* EHL */
{ PCI_VDEVICE(INTEL, 0x4b28), (kernel_ulong_t)&bxt_uart_info },
{ PCI_VDEVICE(INTEL, 0x4b29), (kernel_ulong_t)&bxt_uart_info },
diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index 23276a80e3b4..96d02b6f06fd 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -28,6 +28,11 @@ int mfd_cell_enable(struct platform_device *pdev)
const struct mfd_cell *cell = mfd_get_cell(pdev);
int err = 0;
+ if (!cell->enable) {
+ dev_dbg(&pdev->dev, "No .enable() call-back registered\n");
+ return 0;
+ }
+
/* only call enable hook if the cell wasn't previously enabled */
if (atomic_inc_return(cell->usage_count) == 1)
err = cell->enable(pdev);
@@ -45,6 +50,11 @@ int mfd_cell_disable(struct platform_device *pdev)
const struct mfd_cell *cell = mfd_get_cell(pdev);
int err = 0;
+ if (!cell->disable) {
+ dev_dbg(&pdev->dev, "No .disable() call-back registered\n");
+ return 0;
+ }
+
/* only disable if no other clients are using it */
if (atomic_dec_return(cell->usage_count) == 0)
err = cell->disable(pdev);
diff --git a/drivers/mfd/stmfx.c b/drivers/mfd/stmfx.c
index 857991cb3cbb..711979afd90a 100644
--- a/drivers/mfd/stmfx.c
+++ b/drivers/mfd/stmfx.c
@@ -287,14 +287,21 @@ static int stmfx_irq_init(struct i2c_client *client)
ret = regmap_write(stmfx->map, STMFX_REG_IRQ_OUT_PIN, irqoutpin);
if (ret)
- return ret;
+ goto irq_exit;
ret = devm_request_threaded_irq(stmfx->dev, client->irq,
NULL, stmfx_irq_handler,
irqtrigger | IRQF_ONESHOT,
"stmfx", stmfx);
if (ret)
- stmfx_irq_exit(client);
+ goto irq_exit;
+
+ stmfx->irq = client->irq;
+
+ return 0;
+
+irq_exit:
+ stmfx_irq_exit(client);
return ret;
}
@@ -481,6 +488,8 @@ static int stmfx_suspend(struct device *dev)
if (ret)
return ret;
+ disable_irq(stmfx->irq);
+
if (stmfx->vdd)
return regulator_disable(stmfx->vdd);
@@ -501,6 +510,13 @@ static int stmfx_resume(struct device *dev)
}
}
+ /* Reset STMFX - supply has been stopped during suspend */
+ ret = stmfx_chip_reset(stmfx);
+ if (ret) {
+ dev_err(stmfx->dev, "Failed to reset chip: %d\n", ret);
+ return ret;
+ }
+
ret = regmap_raw_write(stmfx->map, STMFX_REG_SYS_CTRL,
&stmfx->bkp_sysctrl, sizeof(stmfx->bkp_sysctrl));
if (ret)
@@ -517,6 +533,8 @@ static int stmfx_resume(struct device *dev)
if (ret)
return ret;
+ enable_irq(stmfx->irq);
+
return 0;
}
#endif
diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index 1e9fe7d92597..737dede4a95c 100644
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -690,3 +690,4 @@ module_i2c_driver(wm8994_i2c_driver);
MODULE_DESCRIPTION("Core support for the WM8994 audio CODEC");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
+MODULE_SOFTDEP("pre: wm8994_regulator");