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authorManuel Lauss <manuel.lauss@gmail.com>2019-05-15 14:09:48 +0200
committerPaul Burton <paul.burton@mips.com>2019-05-15 23:29:29 +0200
commitb1e479e3dcbc970bfc0b20a56f213e4df08daf75 (patch)
tree9e3ddf8aac1acc8249304adbfab7d50818519de7 /arch/mips/alchemy
parentMIPS: SGI-IP22: provide missing dma_mask/coherent_dma_mask (diff)
downloadlinux-b1e479e3dcbc970bfc0b20a56f213e4df08daf75.tar.xz
linux-b1e479e3dcbc970bfc0b20a56f213e4df08daf75.zip
MIPS: Alchemy: add DMA masks for on-chip ethernet
Makes au1000-eth work again, tested on DB1500. Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com> Signed-off-by: Paul Burton <paul.burton@mips.com> Cc: Linux-MIPS <linux-mips@linux-mips.org>
Diffstat (limited to 'arch/mips/alchemy')
-rw-r--r--arch/mips/alchemy/common/platform.c22
1 files changed, 14 insertions, 8 deletions
diff --git a/arch/mips/alchemy/common/platform.c b/arch/mips/alchemy/common/platform.c
index 1454d9f6ab2d..b8f3397c59c9 100644
--- a/arch/mips/alchemy/common/platform.c
+++ b/arch/mips/alchemy/common/platform.c
@@ -131,9 +131,7 @@ static void __init alchemy_setup_uarts(int ctype)
}
-/* The dmamask must be set for OHCI/EHCI to work */
-static u64 alchemy_ohci_dmamask = DMA_BIT_MASK(32);
-static u64 __maybe_unused alchemy_ehci_dmamask = DMA_BIT_MASK(32);
+static u64 alchemy_all_dmamask = DMA_BIT_MASK(32);
/* Power on callback for the ehci platform driver */
static int alchemy_ehci_power_on(struct platform_device *pdev)
@@ -231,7 +229,7 @@ static void __init alchemy_setup_usb(int ctype)
res[1].flags = IORESOURCE_IRQ;
pdev->name = "ohci-platform";
pdev->id = 0;
- pdev->dev.dma_mask = &alchemy_ohci_dmamask;
+ pdev->dev.dma_mask = &alchemy_all_dmamask;
pdev->dev.platform_data = &alchemy_ohci_pdata;
if (platform_device_register(pdev))
@@ -251,7 +249,7 @@ static void __init alchemy_setup_usb(int ctype)
res[1].flags = IORESOURCE_IRQ;
pdev->name = "ehci-platform";
pdev->id = 0;
- pdev->dev.dma_mask = &alchemy_ehci_dmamask;
+ pdev->dev.dma_mask = &alchemy_all_dmamask;
pdev->dev.platform_data = &alchemy_ehci_pdata;
if (platform_device_register(pdev))
@@ -271,7 +269,7 @@ static void __init alchemy_setup_usb(int ctype)
res[1].flags = IORESOURCE_IRQ;
pdev->name = "ohci-platform";
pdev->id = 1;
- pdev->dev.dma_mask = &alchemy_ohci_dmamask;
+ pdev->dev.dma_mask = &alchemy_all_dmamask;
pdev->dev.platform_data = &alchemy_ohci_pdata;
if (platform_device_register(pdev))
@@ -338,7 +336,11 @@ static struct platform_device au1xxx_eth0_device = {
.name = "au1000-eth",
.id = 0,
.num_resources = MAC_RES_COUNT,
- .dev.platform_data = &au1xxx_eth0_platform_data,
+ .dev = {
+ .dma_mask = &alchemy_all_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &au1xxx_eth0_platform_data,
+ },
};
static struct resource au1xxx_eth1_resources[][MAC_RES_COUNT] __initdata = {
@@ -370,7 +372,11 @@ static struct platform_device au1xxx_eth1_device = {
.name = "au1000-eth",
.id = 1,
.num_resources = MAC_RES_COUNT,
- .dev.platform_data = &au1xxx_eth1_platform_data,
+ .dev = {
+ .dma_mask = &alchemy_all_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &au1xxx_eth1_platform_data,
+ },
};
void __init au1xxx_override_eth_cfg(unsigned int port,