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-rw-r--r--target/linux/coldfire/patches/023-Replace-readl-and-writel-for-FEC-driver.patch357
1 files changed, 0 insertions, 357 deletions
diff --git a/target/linux/coldfire/patches/023-Replace-readl-and-writel-for-FEC-driver.patch b/target/linux/coldfire/patches/023-Replace-readl-and-writel-for-FEC-driver.patch
deleted file mode 100644
index d8736023c9..0000000000
--- a/target/linux/coldfire/patches/023-Replace-readl-and-writel-for-FEC-driver.patch
+++ /dev/null
@@ -1,357 +0,0 @@
-From f7df9a8f3ce3a600ceeb7302bf0de899f321c818 Mon Sep 17 00:00:00 2001
-From: Alison Wang <b18965@freescale.com>
-Date: Thu, 4 Aug 2011 09:59:45 +0800
-Subject: [PATCH 23/52] Replace readl and writel for FEC driver
-
-Replace readl and writel by fec_readl and fec_writel
-for FEC driver.
-
-Signed-off-by: Alison Wang <b18965@freescale.com>
----
- drivers/net/fec.c | 129 ++++++++++++++++++++++++++++-------------------------
- 1 files changed, 68 insertions(+), 61 deletions(-)
-
---- a/drivers/net/fec.c
-+++ b/drivers/net/fec.c
-@@ -244,6 +244,11 @@ static void fec_stop(struct net_device *
- /* Transmitter timeout */
- #define TX_TIMEOUT (2 * HZ)
-
-+#define fec_readl(addr) \
-+ ({ unsigned int __v = (*(volatile unsigned int *) (addr)); __v; })
-+#define fec_writel(b, addr) \
-+ (void)((*(volatile unsigned int *) (addr)) = (b))
-+
- static void *swap_buffer(void *bufaddr, int len)
- {
- int i;
-@@ -347,7 +352,7 @@ fec_enet_start_xmit(struct sk_buff *skb,
- bdp->cbd_sc = status;
-
- /* Trigger transmission start */
-- writel(0, fep->hwp + FEC_X_DES_ACTIVE);
-+ fec_writel(0, fep->hwp + FEC_X_DES_ACTIVE);
-
- /* If this was the last BD in the ring, start at the beginning again. */
- if (status & BD_ENET_TX_WRAP)
-@@ -390,8 +395,8 @@ fec_enet_interrupt(int irq, void * dev_i
- irqreturn_t ret = IRQ_NONE;
-
- do {
-- int_events = readl(fep->hwp + FEC_IEVENT);
-- writel(int_events, fep->hwp + FEC_IEVENT);
-+ int_events = fec_readl(fep->hwp + FEC_IEVENT);
-+ fec_writel(int_events, fep->hwp + FEC_IEVENT);
-
- #ifdef CONFIG_FEC_1588
- if (__raw_readb(MCF_DTIM1_DTER) & MCF_DTIM_DTER_REF)
-@@ -646,7 +651,7 @@ rx_processing_done:
- * incoming frames. On a heavily loaded network, we should be
- * able to keep up at the expense of system resources.
- */
-- writel(0, fep->hwp + FEC_R_DES_ACTIVE);
-+ fec_writel(0, fep->hwp + FEC_R_DES_ACTIVE);
- }
- fep->cur_rx = bdp;
-
-@@ -686,9 +691,9 @@ static void __inline__ fec_get_mac(struc
- */
- if (!is_valid_ether_addr(iap)) {
- *((unsigned long *) &tmpaddr[0]) =
-- be32_to_cpu(readl(fep->hwp + FEC_ADDR_LOW));
-+ be32_to_cpu(fec_readl(fep->hwp + FEC_ADDR_LOW));
- *((unsigned short *) &tmpaddr[4]) =
-- be16_to_cpu(readl(fep->hwp + FEC_ADDR_HIGH) >> 16);
-+ be16_to_cpu(fec_readl(fep->hwp + FEC_ADDR_HIGH) >> 16);
- iap = &tmpaddr[0];
- }
-
-@@ -740,9 +745,9 @@ static void fec_enet_adjust_link(struct
-
- if (id_entry->driver_data & FEC_QUIRK_ENET_MAC)
- #ifdef CONFIG_FEC_1588
-- writel(0x00000012, fep->hwp + FEC_ECNTRL);
-+ fec_writel(0x00000012, fep->hwp + FEC_ECNTRL);
- #else
-- writel(0x00000002, fep->hwp + FEC_ECNTRL);
-+ fec_writel(0x00000002, fep->hwp + FEC_ECNTRL);
- #endif
- status_change = 1;
- }
-@@ -763,7 +768,7 @@ static int fec_enet_mdio_read(struct mii
- init_completion(&fep->mdio_done);
-
- /* start a read op */
-- writel(FEC_MMFR_ST | FEC_MMFR_OP_READ |
-+ fec_writel(FEC_MMFR_ST | FEC_MMFR_OP_READ |
- FEC_MMFR_PA(mii_id) | FEC_MMFR_RA(regnum) |
- FEC_MMFR_TA, fep->hwp + FEC_MII_DATA);
-
-@@ -777,7 +782,7 @@ static int fec_enet_mdio_read(struct mii
- }
-
- /* return value */
-- return FEC_MMFR_DATA(readl(fep->hwp + FEC_MII_DATA));
-+ return FEC_MMFR_DATA(fec_readl(fep->hwp + FEC_MII_DATA));
- }
-
- static int fec_enet_mdio_write(struct mii_bus *bus, int mii_id, int regnum,
-@@ -790,7 +795,7 @@ static int fec_enet_mdio_write(struct mi
- init_completion(&fep->mdio_done);
-
- /* start a write op */
-- writel(FEC_MMFR_ST | FEC_MMFR_OP_WRITE |
-+ fec_writel(FEC_MMFR_ST | FEC_MMFR_OP_WRITE |
- FEC_MMFR_PA(mii_id) | FEC_MMFR_RA(regnum) |
- FEC_MMFR_TA | FEC_MMFR_DATA(value),
- fep->hwp + FEC_MII_DATA);
-@@ -905,7 +910,7 @@ static int fec_enet_mii_init(struct plat
- * Set MII speed to 2.5 MHz (= clk_get_rate() / 2 * phy_speed)
- */
- fep->phy_speed = DIV_ROUND_UP(clk_get_rate(fep->clk), 5000000) << 1;
-- writel(fep->phy_speed, fep->hwp + FEC_MII_SPEED);
-+ fec_writel(fep->phy_speed, fep->hwp + FEC_MII_SPEED);
-
- fep->mii_bus = mdiobus_alloc();
- if (fep->mii_bus == NULL) {
-@@ -1151,30 +1156,30 @@ static void set_multicast_list(struct ne
- unsigned char hash;
-
- if (dev->flags & IFF_PROMISC) {
-- tmp = readl(fep->hwp + FEC_R_CNTRL);
-+ tmp = fec_readl(fep->hwp + FEC_R_CNTRL);
- tmp |= 0x8;
-- writel(tmp, fep->hwp + FEC_R_CNTRL);
-+ fec_writel(tmp, fep->hwp + FEC_R_CNTRL);
- return;
- }
-
-- tmp = readl(fep->hwp + FEC_R_CNTRL);
-+ tmp = fec_readl(fep->hwp + FEC_R_CNTRL);
- tmp &= ~0x8;
-- writel(tmp, fep->hwp + FEC_R_CNTRL);
-+ fec_writel(tmp, fep->hwp + FEC_R_CNTRL);
-
- if (dev->flags & IFF_ALLMULTI) {
- /* Catch all multicast addresses, so set the
- * filter to all 1's
- */
-- writel(0xffffffff, fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
-- writel(0xffffffff, fep->hwp + FEC_GRP_HASH_TABLE_LOW);
-+ fec_writel(0xffffffff, fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
-+ fec_writel(0xffffffff, fep->hwp + FEC_GRP_HASH_TABLE_LOW);
-
- return;
- }
-
- /* Clear filter and add the addresses in hash register
- */
-- writel(0, fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
-- writel(0, fep->hwp + FEC_GRP_HASH_TABLE_LOW);
-+ fec_writel(0, fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
-+ fec_writel(0, fep->hwp + FEC_GRP_HASH_TABLE_LOW);
-
- netdev_for_each_mc_addr(ha, dev) {
- /* Only support group multicast for now */
-@@ -1198,13 +1203,13 @@ static void set_multicast_list(struct ne
- hash = (crc >> (32 - HASH_BITS)) & 0x3f;
-
- if (hash > 31) {
-- tmp = readl(fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
-+ tmp = fec_readl(fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
- tmp |= 1 << (hash - 32);
-- writel(tmp, fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
-+ fec_writel(tmp, fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
- } else {
-- tmp = readl(fep->hwp + FEC_GRP_HASH_TABLE_LOW);
-+ tmp = fec_readl(fep->hwp + FEC_GRP_HASH_TABLE_LOW);
- tmp |= 1 << hash;
-- writel(tmp, fep->hwp + FEC_GRP_HASH_TABLE_LOW);
-+ fec_writel(tmp, fep->hwp + FEC_GRP_HASH_TABLE_LOW);
- }
- }
- }
-@@ -1221,10 +1226,10 @@ fec_set_mac_address(struct net_device *d
-
- memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
-
-- writel(dev->dev_addr[3] | (dev->dev_addr[2] << 8) |
-+ fec_writel(dev->dev_addr[3] | (dev->dev_addr[2] << 8) |
- (dev->dev_addr[1] << 16) | (dev->dev_addr[0] << 24),
- fep->hwp + FEC_ADDR_LOW);
-- writel((dev->dev_addr[5] << 16) | (dev->dev_addr[4] << 24),
-+ fec_writel((dev->dev_addr[5] << 16) | (dev->dev_addr[4] << 24),
- fep->hwp + FEC_ADDR_HIGH);
- return 0;
- }
-@@ -1323,7 +1328,7 @@ fec_restart(struct net_device *dev, int
- u32 val, temp_mac[2];
-
- /* Whack a reset. We should wait for this. */
-- writel(1, fep->hwp + FEC_ECNTRL);
-+ fec_writel(1, fep->hwp + FEC_ECNTRL);
- udelay(10);
-
- /*
-@@ -1332,31 +1337,32 @@ fec_restart(struct net_device *dev, int
- */
- if (id_entry->driver_data & FEC_QUIRK_ENET_MAC) {
- memcpy(&temp_mac, dev->dev_addr, ETH_ALEN);
-- writel(cpu_to_be32(temp_mac[0]), fep->hwp + FEC_ADDR_LOW);
-- writel(cpu_to_be32(temp_mac[1]), fep->hwp + FEC_ADDR_HIGH);
-+ fec_writel(cpu_to_be32(temp_mac[0]), fep->hwp + FEC_ADDR_LOW);
-+ fec_writel(cpu_to_be32(temp_mac[1]), fep->hwp + FEC_ADDR_HIGH);
- }
-
- #ifdef CONFIG_FEC_1588
-- writel(0x7fff8000, fep->hwp + FEC_IEVENT);
-+ fec_writel(0x7fff8000, fep->hwp + FEC_IEVENT);
- #else
- /* Clear any outstanding interrupt. */
-- writel(0xffc00000, fep->hwp + FEC_IEVENT);
-+ fec_writel(0xffc00000, fep->hwp + FEC_IEVENT);
- #endif
-
- /* Reset all multicast. */
-- writel(0, fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
-- writel(0, fep->hwp + FEC_GRP_HASH_TABLE_LOW);
-+ fec_writel(0, fep->hwp + FEC_GRP_HASH_TABLE_HIGH);
-+ fec_writel(0, fep->hwp + FEC_GRP_HASH_TABLE_LOW);
- #ifndef CONFIG_M5272
-- writel(0, fep->hwp + FEC_HASH_TABLE_HIGH);
-- writel(0, fep->hwp + FEC_HASH_TABLE_LOW);
-+ fec_writel(0, fep->hwp + FEC_HASH_TABLE_HIGH);
-+ fec_writel(0, fep->hwp + FEC_HASH_TABLE_LOW);
- #endif
-
- /* Set maximum receive buffer size. */
-- writel(PKT_MAXBLR_SIZE, fep->hwp + FEC_R_BUFF_SIZE);
-+ fec_writel(PKT_MAXBLR_SIZE, fep->hwp + FEC_R_BUFF_SIZE);
-
- /* Set receive and transmit descriptor base. */
-- writel(fep->bd_dma, fep->hwp + FEC_R_DES_START);
-- writel((unsigned long)fep->bd_dma + sizeof(struct bufdesc) * RX_RING_SIZE,
-+ fec_writel(fep->bd_dma, fep->hwp + FEC_R_DES_START);
-+ fec_writel((unsigned long)fep->bd_dma +
-+ sizeof(struct bufdesc) * RX_RING_SIZE,
- fep->hwp + FEC_X_DES_START);
-
- fep->dirty_tx = fep->cur_tx = fep->tx_bd_base;
-@@ -1374,24 +1380,24 @@ fec_restart(struct net_device *dev, int
- /* Enable MII mode */
- if (duplex) {
- /* MII enable / FD enable */
-- writel(OPT_FRAME_SIZE | 0x04, fep->hwp + FEC_R_CNTRL);
-- writel(0x04, fep->hwp + FEC_X_CNTRL);
-+ fec_writel(OPT_FRAME_SIZE | 0x04, fep->hwp + FEC_R_CNTRL);
-+ fec_writel(0x04, fep->hwp + FEC_X_CNTRL);
- } else {
- /* MII enable / No Rcv on Xmit */
-- writel(OPT_FRAME_SIZE | 0x06, fep->hwp + FEC_R_CNTRL);
-- writel(0x0, fep->hwp + FEC_X_CNTRL);
-+ fec_writel(OPT_FRAME_SIZE | 0x06, fep->hwp + FEC_R_CNTRL);
-+ fec_writel(0x0, fep->hwp + FEC_X_CNTRL);
- }
- fep->full_duplex = duplex;
-
- /* Set MII speed */
-- writel(fep->phy_speed, fep->hwp + FEC_MII_SPEED);
-+ fec_writel(fep->phy_speed, fep->hwp + FEC_MII_SPEED);
-
- /*
- * The phy interface and speed need to get configured
- * differently on enet-mac.
- */
- if (id_entry->driver_data & FEC_QUIRK_ENET_MAC) {
-- val = readl(fep->hwp + FEC_R_CNTRL);
-+ val = fec_readl(fep->hwp + FEC_R_CNTRL);
-
- /* MII or RMII */
- if (fep->phy_interface == PHY_INTERFACE_MODE_RMII)
-@@ -1405,23 +1411,23 @@ fec_restart(struct net_device *dev, int
- else
- val |= (1 << 9);
-
-- writel(val, fep->hwp + FEC_R_CNTRL);
-+ fec_writel(val, fep->hwp + FEC_R_CNTRL);
- } else {
- #ifdef FEC_MIIGSK_ENR
- if (fep->phy_interface == PHY_INTERFACE_MODE_RMII) {
- /* disable the gasket and wait */
-- writel(0, fep->hwp + FEC_MIIGSK_ENR);
-- while (readl(fep->hwp + FEC_MIIGSK_ENR) & 4)
-+ fec_writel(0, fep->hwp + FEC_MIIGSK_ENR);
-+ while (fec_readl(fep->hwp + FEC_MIIGSK_ENR) & 4)
- udelay(1);
-
- /*
- * configure the gasket:
- * RMII, 50 MHz, no loopback, no echo
- */
-- writel(1, fep->hwp + FEC_MIIGSK_CFGR);
-+ fec_writel(1, fep->hwp + FEC_MIIGSK_CFGR);
-
- /* re-enable the gasket */
-- writel(2, fep->hwp + FEC_MIIGSK_ENR);
-+ fec_writel(2, fep->hwp + FEC_MIIGSK_ENR);
- }
- #endif
- }
-@@ -1433,22 +1439,22 @@ fec_restart(struct net_device *dev, int
- ret = fec_ptp_start(fep->ptp_priv);
- if (ret) {
- fep->ptimer_present = 0;
-- writel(2, fep->hwp + FEC_ECNTRL);
-+ fec_writel(2, fep->hwp + FEC_ECNTRL);
- } else {
-- val = readl(fep->hwp + FEC_ECNTRL);
-+ val = fec_readl(fep->hwp + FEC_ECNTRL);
- val |= 0x00000012;
-- writel(val, fep->hwp + FEC_ECNTRL);
-+ fec_writel(val, fep->hwp + FEC_ECNTRL);
- }
- } else
-- writel(2, fep->hwp + FEC_ECNTRL);
-+ fec_writel(2, fep->hwp + FEC_ECNTRL);
- #else
- /* And last, enable the transmit and receive processing */
-- writel(2, fep->hwp + FEC_ECNTRL);
-+ fec_writel(2, fep->hwp + FEC_ECNTRL);
- #endif
-- writel(0, fep->hwp + FEC_R_DES_ACTIVE);
-+ fec_writel(0, fep->hwp + FEC_R_DES_ACTIVE);
-
- /* Enable interrupts we wish to service */
-- writel(FEC_DEFAULT_IMASK, fep->hwp + FEC_IMASK);
-+ fec_writel(FEC_DEFAULT_IMASK, fep->hwp + FEC_IMASK);
- }
-
- static void
-@@ -1458,21 +1464,22 @@ fec_stop(struct net_device *dev)
-
- /* We cannot expect a graceful transmit stop without link !!! */
- if (fep->link) {
-- writel(1, fep->hwp + FEC_X_CNTRL); /* Graceful transmit stop */
-+ /* Graceful transmit stop */
-+ fec_writel(1, fep->hwp + FEC_X_CNTRL);
- udelay(10);
-- if (!(readl(fep->hwp + FEC_IEVENT) & FEC_ENET_GRA))
-+ if (!(fec_readl(fep->hwp + FEC_IEVENT) & FEC_ENET_GRA))
- printk("fec_stop : Graceful transmit stop did not complete !\n");
- }
-
- /* Whack a reset. We should wait for this. */
-- writel(1, fep->hwp + FEC_ECNTRL);
-+ fec_writel(1, fep->hwp + FEC_ECNTRL);
- udelay(10);
-- writel(fep->phy_speed, fep->hwp + FEC_MII_SPEED);
-+ fec_writel(fep->phy_speed, fep->hwp + FEC_MII_SPEED);
- #ifdef CONFIG_FEC_1588
- if (fep->ptimer_present)
- fec_ptp_stop(fep->ptp_priv);
- #endif
-- writel(FEC_DEFAULT_IMASK, fep->hwp + FEC_IMASK);
-+ fec_writel(FEC_DEFAULT_IMASK, fep->hwp + FEC_IMASK);
- }
-
- static int __devinit
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-08 18:10:17 +0000