diff options
Diffstat (limited to 'target/linux/lantiq/patches-3.2/0032-NET-MIPS-lantiq-convert-etop-driver-to-clkdev-api.patch')
| -rw-r--r-- | target/linux/lantiq/patches-3.2/0032-NET-MIPS-lantiq-convert-etop-driver-to-clkdev-api.patch | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-3.2/0032-NET-MIPS-lantiq-convert-etop-driver-to-clkdev-api.patch b/target/linux/lantiq/patches-3.2/0032-NET-MIPS-lantiq-convert-etop-driver-to-clkdev-api.patch new file mode 100644 index 000000000..590feaad1 --- /dev/null +++ b/target/linux/lantiq/patches-3.2/0032-NET-MIPS-lantiq-convert-etop-driver-to-clkdev-api.patch @@ -0,0 +1,123 @@ +From e3b7883bacd449a22e262cc359dc923c78eb32f6 Mon Sep 17 00:00:00 2001 +From: John Crispin <blogic@openwrt.org> +Date: Thu, 8 Mar 2012 11:23:00 +0100 +Subject: [PATCH 32/73] NET: MIPS: lantiq: convert etop driver to clkdev api + +Update from old pmu_{dis,en}able() to ckldev api. + +Signed-off-by: John Crispin <blogic@openwrt.org> +Cc: netdev@vger.kernel.org +--- + drivers/net/ethernet/lantiq_etop.c | 49 ++++++++++++++++++++++++++++++----- + 1 files changed, 42 insertions(+), 7 deletions(-) + +diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c +index fcbb9c7..a084d74 100644 +--- a/drivers/net/ethernet/lantiq_etop.c ++++ b/drivers/net/ethernet/lantiq_etop.c +@@ -36,6 +36,7 @@ + #include <linux/io.h> + #include <linux/dma-mapping.h> + #include <linux/module.h> ++#include <linux/clk.h> + + #include <asm/checksum.h> + +@@ -147,6 +148,11 @@ struct ltq_etop_priv { + int tx_free[MAX_DMA_CHAN >> 1]; + + spinlock_t lock; ++ ++ struct clk *clk_ppe; ++ struct clk *clk_switch; ++ struct clk *clk_ephy; ++ struct clk *clk_ephycgu; + }; + + static int ltq_etop_mdio_wr(struct mii_bus *bus, int phy_addr, +@@ -280,16 +286,27 @@ ltq_etop_hw_exit(struct net_device *dev) + struct ltq_etop_priv *priv = netdev_priv(dev); + int i; + +- ltq_pmu_disable(PMU_PPE); ++ clk_disable(priv->clk_ppe); ++ ++ if (ltq_has_gbit()) ++ clk_disable(priv->clk_switch); ++ ++ if (ltq_is_ase()) { ++ clk_disable(priv->clk_ephy); ++ clk_disable(priv->clk_ephycgu); ++ } ++ + for (i = 0; i < MAX_DMA_CHAN; i++) + if (IS_TX(i) || IS_RX(i)) + ltq_etop_free_channel(dev, &priv->ch[i]); + } + + static void +-ltq_etop_gbit_init(void) ++ltq_etop_gbit_init(struct net_device *dev) + { +- ltq_pmu_enable(PMU_SWITCH); ++ struct ltq_etop_priv *priv = netdev_priv(dev); ++ ++ clk_enable(priv->clk_switch); + + ltq_gbit_w32_mask(0, GCTL0_SE, LTQ_GBIT_GCTL0); + /** Disable MDIO auto polling mode */ +@@ -312,10 +329,10 @@ ltq_etop_hw_init(struct net_device *dev) + int err = 0; + int i; + +- ltq_pmu_enable(PMU_PPE); ++ clk_enable(priv->clk_ppe); + + if (ltq_has_gbit()) { +- ltq_etop_gbit_init(); ++ ltq_etop_gbit_init(dev); + /* force the etops link to the gbit to MII */ + mii_mode = PHY_INTERFACE_MODE_MII; + } +@@ -333,11 +350,11 @@ ltq_etop_hw_init(struct net_device *dev) + + default: + if (ltq_is_ase()) { +- ltq_pmu_enable(PMU_EPHY); ++ clk_enable(priv->clk_ephy); + /* disable external MII */ + ltq_etop_w32_mask(0, ETOP_CFG_MII0, LTQ_ETOP_CFG); + /* enable clock for internal PHY */ +- ltq_cgu_enable(CGU_EPHY); ++ clk_enable(priv->clk_ephycgu); + /* we need to write this magic to the internal phy to + make it work */ + ltq_etop_mdio_wr(NULL, 0x8, 0x12, 0xC020); +@@ -880,6 +897,24 @@ ltq_etop_probe(struct platform_device *pdev) + priv->res = res; + priv->pldata = dev_get_platdata(&pdev->dev); + priv->netdev = dev; ++ ++ priv->clk_ppe = clk_get(&pdev->dev, NULL); ++ if (IS_ERR(priv->clk_ppe)) ++ return PTR_ERR(priv->clk_ppe); ++ if (ltq_has_gbit()) { ++ priv->clk_switch = clk_get(&pdev->dev, "switch"); ++ if (IS_ERR(priv->clk_switch)) ++ return PTR_ERR(priv->clk_switch); ++ } ++ if (ltq_is_ase()) { ++ priv->clk_ephy = clk_get(&pdev->dev, "ephy"); ++ if (IS_ERR(priv->clk_ephy)) ++ return PTR_ERR(priv->clk_ephy); ++ priv->clk_ephycgu = clk_get(&pdev->dev, "ephycgu"); ++ if (IS_ERR(priv->clk_ephycgu)) ++ return PTR_ERR(priv->clk_ephycgu); ++ } ++ + spin_lock_init(&priv->lock); + + for (i = 0; i < MAX_DMA_CHAN; i++) { +-- +1.7.9.1 + |