1 files changed, 62 insertions, 23 deletions

diff --git a/arch/mips/txx9/generic/setup_tx4939.c b/arch/mips/txx9/generic/setup_tx4939.c
index c2bf150c883..b7eccbd17bf 100644
--- a/arch/mips/txx9/generic/setup_tx4939.c
+++ b/arch/mips/txx9/generic/setup_tx4939.c
@@ -15,7 +15,7 @@
 #include <linux/delay.h>
 #include <linux/netdevice.h>
 #include <linux/notifier.h>
-#include <linux/sysdev.h>
+#include <linux/device.h>
 #include <linux/ethtool.h>
 #include <linux/param.h>
 #include <linux/ptrace.h>
@@ -28,6 +28,7 @@
 #include <asm/txx9tmr.h>
 #include <asm/txx9/generic.h>
 #include <asm/txx9/ndfmc.h>
+#include <asm/txx9/dmac.h>
 #include <asm/txx9/tx4939.h>
 
 static void __init tx4939_wdr_init(void)
@@ -259,11 +260,6 @@ void __init tx4939_setup(void)
 	for (i = 0; i < TX4939_NR_TMR; i++)
 		txx9_tmr_init(TX4939_TMR_REG(i) & 0xfffffffffULL);
 
-	/* DMA */
-	for (i = 0; i < 2; i++)
-		____raw_writeq(TX4938_DMA_MCR_MSTEN,
-			       (void __iomem *)(TX4939_DMA_REG(i) + 0x50));
-
 	/* set PCIC1 reset (required to prevent hangup on BIST) */
 	txx9_set64(&tx4939_ccfgptr->clkctr, TX4939_CLKCTR_PCI1RST);
 	pcfg = ____raw_readq(&tx4939_ccfgptr->pcfg);
@@ -305,7 +301,7 @@ void __init tx4939_sio_init(unsigned int sclk, unsigned int cts_mask)
 	unsigned int ch_mask = 0;
 	__u64 pcfg = __raw_readq(&tx4939_ccfgptr->pcfg);
 
-	cts_mask |= ~1;	/* only SIO0 have RTS/CTS */
+	cts_mask |= ~1; /* only SIO0 have RTS/CTS */
 	if ((pcfg & TX4939_PCFG_SIO2MODE_MASK) != TX4939_PCFG_SIO2MODE_SIO0)
 		cts_mask |= 1 << 0; /* disable SIO0 RTS/CTS by PCFG setting */
 	if ((pcfg & TX4939_PCFG_SIO2MODE_MASK) != TX4939_PCFG_SIO2MODE_SIO2)
@@ -321,25 +317,22 @@ void __init tx4939_sio_init(unsigned int sclk, unsigned int cts_mask)
 	}
 }
 
-#if defined(CONFIG_TC35815) || defined(CONFIG_TC35815_MODULE)
-static int tx4939_get_eth_speed(struct net_device *dev)
+#if IS_ENABLED(CONFIG_TC35815)
+static u32 tx4939_get_eth_speed(struct net_device *dev)
 {
-	struct ethtool_cmd cmd = { ETHTOOL_GSET };
-	int speed = 100;	/* default 100Mbps */
-	int err;
-	if (!dev->ethtool_ops || !dev->ethtool_ops->get_settings)
-		return speed;
-	err = dev->ethtool_ops->get_settings(dev, &cmd);
-	if (err < 0)
-		return speed;
-	speed = cmd.speed == SPEED_100 ? 100 : 10;
-	return speed;
+	struct ethtool_cmd cmd;
+	if (__ethtool_get_settings(dev, &cmd))
+		return 100;	/* default 100Mbps */
+
+	return ethtool_cmd_speed(&cmd);
 }
+
 static int tx4939_netdev_event(struct notifier_block *this,
 			       unsigned long event,
 			       void *ptr)
 {
-	struct net_device *dev = ptr;
+	struct net_device *dev = netdev_notifier_info_to_dev(ptr);
+
 	if (event == NETDEV_CHANGE && netif_carrier_ok(dev)) {
 		__u64 bit = 0;
 		if (dev->irq == TXX9_IRQ_BASE + TX4939_IR_ETH(0))
@@ -347,8 +340,7 @@ static int tx4939_netdev_event(struct notifier_block *this,
 		else if (dev->irq == TXX9_IRQ_BASE + TX4939_IR_ETH(1))
 			bit = TX4939_PCFG_SPEED1;
 		if (bit) {
-			int speed = tx4939_get_eth_speed(dev);
-			if (speed == 100)
+			if (tx4939_get_eth_speed(dev) == 100)
 				txx9_set64(&tx4939_ccfgptr->pcfg, bit);
 			else
 				txx9_clear64(&tx4939_ccfgptr->pcfg, bit);
@@ -387,7 +379,7 @@ void __init tx4939_mtd_init(int ch)
 	unsigned long size = txx9_ce_res[ch].end - start + 1;
 
 	if (!(TX4939_EBUSC_CR(ch) & 0x8))
-		return;	/* disabled */
+		return; /* disabled */
 	txx9_physmap_flash_init(ch, start, size, &pdata);
 }
 
@@ -474,6 +466,53 @@ void __init tx4939_ndfmc_init(unsigned int hold, unsigned int spw,
 	txx9_ndfmc_init(TX4939_NDFMC_REG & 0xfffffffffULL, &plat_data);
 }
 
+void __init tx4939_dmac_init(int memcpy_chan0, int memcpy_chan1)
+{
+	struct txx9dmac_platform_data plat_data = {
+		.have_64bit_regs = true,
+	};
+	int i;
+
+	for (i = 0; i < 2; i++) {
+		plat_data.memcpy_chan = i ? memcpy_chan1 : memcpy_chan0;
+		txx9_dmac_init(i, TX4939_DMA_REG(i) & 0xfffffffffULL,
+			       TXX9_IRQ_BASE + TX4939_IR_DMA(i, 0),
+			       &plat_data);
+	}
+}
+
+void __init tx4939_aclc_init(void)
+{
+	u64 pcfg = __raw_readq(&tx4939_ccfgptr->pcfg);
+
+	if ((pcfg & TX4939_PCFG_I2SMODE_MASK) == TX4939_PCFG_I2SMODE_ACLC)
+		txx9_aclc_init(TX4939_ACLC_REG & 0xfffffffffULL,
+			       TXX9_IRQ_BASE + TX4939_IR_ACLC, 1, 0, 1);
+}
+
+void __init tx4939_sramc_init(void)
+{
+	if (tx4939_sram_resource.start)
+		txx9_sramc_init(&tx4939_sram_resource);
+}
+
+void __init tx4939_rng_init(void)
+{
+	static struct resource res = {
+		.start = TX4939_RNG_REG & 0xfffffffffULL,
+		.end = (TX4939_RNG_REG & 0xfffffffffULL) + 0x30 - 1,
+		.flags = IORESOURCE_MEM,
+	};
+	static struct platform_device pdev = {
+		.name = "tx4939-rng",
+		.id = -1,
+		.num_resources = 1,
+		.resource = &res,
+	};
+
+	platform_device_register(&pdev);
+}
+
 static void __init tx4939_stop_unused_modules(void)
 {
 	__u64 pcfg, rst = 0, ckd = 0;