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authorZoltan Herpai <wigyori@uid0.hu>2014-03-06 00:09:30 +0000
committerZoltan Herpai <wigyori@uid0.hu>2014-03-06 00:09:30 +0000
commitac4b9dbb3c9b056008e00ee3d02fe3dad65641b7 (patch)
treeef1ef8907c63a75c4ac441f8c95325a6d5abb9ec /target/linux/sunxi/patches-3.13/153-6-stmmac-use-drvdata-callback-with-compat-strings.patch
parent2c771cc71f3b6aceda5fe81f44a79b724e0941d0 (diff)
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sunxi: driver refresh for 3.13 - update gmac / mmc / usb / ahci drivers to follow mainline dev trees - add driver for spi - update clock support - update a31 support - move to new DT compats where appropriate - re-order patchqueue where needed - verified working a20 smp - move most DTSes off files/ - update defconfig
Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu> SVN-Revision: 39782
Diffstat (limited to 'target/linux/sunxi/patches-3.13/153-6-stmmac-use-drvdata-callback-with-compat-strings.patch')
-rw-r--r--target/linux/sunxi/patches-3.13/153-6-stmmac-use-drvdata-callback-with-compat-strings.patch123
1 files changed, 123 insertions, 0 deletions
diff --git a/target/linux/sunxi/patches-3.13/153-6-stmmac-use-drvdata-callback-with-compat-strings.patch b/target/linux/sunxi/patches-3.13/153-6-stmmac-use-drvdata-callback-with-compat-strings.patch
new file mode 100644
index 0000000..99ccd34
--- /dev/null
+++ b/target/linux/sunxi/patches-3.13/153-6-stmmac-use-drvdata-callback-with-compat-strings.patch
@@ -0,0 +1,123 @@
+From 022066f50f53000679d31eb407693085f37b3f14 Mon Sep 17 00:00:00 2001
+From: Chen-Yu Tsai <wens@csie.org>
+Date: Fri, 17 Jan 2014 21:24:46 +0800
+Subject: [PATCH] net: stmmac: Use driver data and callbacks tied with
+ compatible strings
+
+The stmmac driver core allows passing feature flags and callbacks via
+platform data. Add a similar stmmac_of_data to pass flags and callbacks
+tied to compatible strings. This allows us to extend stmmac with glue
+layers for different SoCs.
+
+Signed-off-by: Chen-Yu Tsai <wens@csie.org>
+Signed-off-by: David S. Miller <davem@davemloft.net>
+---
+ .../net/ethernet/stmicro/stmmac/stmmac_platform.c | 44 +++++++++++++++++-----
+ include/linux/stmmac.h | 18 +++++++++
+ 2 files changed, 52 insertions(+), 10 deletions(-)
+
+diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+index 82110f1..bf119db 100644
+--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
++++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+@@ -26,8 +26,20 @@
+ #include <linux/io.h>
+ #include <linux/of.h>
+ #include <linux/of_net.h>
++#include <linux/of_device.h>
+ #include "stmmac.h"
+
++static const struct of_device_id stmmac_dt_ids[] = {
++ /* SoC specific glue layers should come before generic bindings */
++ { .compatible = "st,spear600-gmac"},
++ { .compatible = "snps,dwmac-3.610"},
++ { .compatible = "snps,dwmac-3.70a"},
++ { .compatible = "snps,dwmac-3.710"},
++ { .compatible = "snps,dwmac"},
++ { /* sentinel */ }
++};
++MODULE_DEVICE_TABLE(of, stmmac_dt_ids);
++
+ #ifdef CONFIG_OF
+ static int stmmac_probe_config_dt(struct platform_device *pdev,
+ struct plat_stmmacenet_data *plat,
+@@ -35,10 +47,32 @@ static int stmmac_probe_config_dt(struct platform_device *pdev,
+ {
+ struct device_node *np = pdev->dev.of_node;
+ struct stmmac_dma_cfg *dma_cfg;
++ const struct of_device_id *device;
+
+ if (!np)
+ return -ENODEV;
+
++ device = of_match_device(stmmac_dt_ids, &pdev->dev);
++ if (!device)
++ return -ENODEV;
++
++ if (device->data) {
++ const struct stmmac_of_data *data = device->data;
++ plat->has_gmac = data->has_gmac;
++ plat->enh_desc = data->enh_desc;
++ plat->tx_coe = data->tx_coe;
++ plat->rx_coe = data->rx_coe;
++ plat->bugged_jumbo = data->bugged_jumbo;
++ plat->pmt = data->pmt;
++ plat->riwt_off = data->riwt_off;
++ plat->fix_mac_speed = data->fix_mac_speed;
++ plat->bus_setup = data->bus_setup;
++ plat->setup = data->setup;
++ plat->free = data->free;
++ plat->init = data->init;
++ plat->exit = data->exit;
++ }
++
+ *mac = of_get_mac_address(np);
+ plat->interface = of_get_phy_mode(np);
+
+@@ -259,16 +293,6 @@ static int stmmac_pltfr_resume(struct device *dev)
+ static SIMPLE_DEV_PM_OPS(stmmac_pltfr_pm_ops,
+ stmmac_pltfr_suspend, stmmac_pltfr_resume);
+
+-static const struct of_device_id stmmac_dt_ids[] = {
+- { .compatible = "st,spear600-gmac"},
+- { .compatible = "snps,dwmac-3.610"},
+- { .compatible = "snps,dwmac-3.70a"},
+- { .compatible = "snps,dwmac-3.710"},
+- { .compatible = "snps,dwmac"},
+- { /* sentinel */ }
+-};
+-MODULE_DEVICE_TABLE(of, stmmac_dt_ids);
+-
+ struct platform_driver stmmac_pltfr_driver = {
+ .probe = stmmac_pltfr_probe,
+ .remove = stmmac_pltfr_remove,
+diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
+index 0a5a7ac..1367974 100644
+--- a/include/linux/stmmac.h
++++ b/include/linux/stmmac.h
+@@ -121,4 +121,22 @@ struct plat_stmmacenet_data {
+ void *custom_data;
+ void *bsp_priv;
+ };
++
++/* of_data for SoC glue layer device tree bindings */
++
++struct stmmac_of_data {
++ int has_gmac;
++ int enh_desc;
++ int tx_coe;
++ int rx_coe;
++ int bugged_jumbo;
++ int pmt;
++ int riwt_off;
++ void (*fix_mac_speed)(void *priv, unsigned int speed);
++ void (*bus_setup)(void __iomem *ioaddr);
++ void *(*setup)(struct platform_device *pdev);
++ void (*free)(struct platform_device *pdev, void *priv);
++ int (*init)(struct platform_device *pdev, void *priv);
++ void (*exit)(struct platform_device *pdev, void *priv);
++};
+ #endif
+--
+1.8.5.5
+