diff options
Diffstat (limited to 'target/linux/mediatek/patches-4.14/0175-net-mediatek-remove-superfluous-pin-setup-for-MT7622.patch')
| -rw-r--r-- | target/linux/mediatek/patches-4.14/0175-net-mediatek-remove-superfluous-pin-setup-for-MT7622.patch | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/target/linux/mediatek/patches-4.14/0175-net-mediatek-remove-superfluous-pin-setup-for-MT7622.patch b/target/linux/mediatek/patches-4.14/0175-net-mediatek-remove-superfluous-pin-setup-for-MT7622.patch deleted file mode 100644 index db05fd994d..0000000000 --- a/target/linux/mediatek/patches-4.14/0175-net-mediatek-remove-superfluous-pin-setup-for-MT7622.patch +++ /dev/null @@ -1,102 +0,0 @@ -From d96cf7e724105dc73f623c2019ab5bc78cef036e Mon Sep 17 00:00:00 2001 -From: Sean Wang <sean.wang@mediatek.com> -Date: Wed, 20 Dec 2017 17:47:06 +0800 -Subject: [PATCH 175/224] net: mediatek: remove superfluous pin setup for - MT7622 SoC - -Remove superfluous pin setup to get out of accessing invalid I/O pin -registers because the way for pin configuring tends to be different from -various SoCs and thus it should be better being managed and controlled by -the pinctrl driver which MT7622 already can support. - -Signed-off-by: Sean Wang <sean.wang@mediatek.com> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - drivers/net/ethernet/mediatek/mtk_eth_soc.c | 35 +++++++++++++++++------------ - drivers/net/ethernet/mediatek/mtk_eth_soc.h | 3 +++ - 2 files changed, 24 insertions(+), 14 deletions(-) - ---- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c -+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c -@@ -1977,14 +1977,16 @@ static int mtk_hw_init(struct mtk_eth *e - } - regmap_write(eth->ethsys, ETHSYS_SYSCFG0, val); - -- /* Set GE2 driving and slew rate */ -- regmap_write(eth->pctl, GPIO_DRV_SEL10, 0xa00); -+ if (eth->pctl) { -+ /* Set GE2 driving and slew rate */ -+ regmap_write(eth->pctl, GPIO_DRV_SEL10, 0xa00); - -- /* set GE2 TDSEL */ -- regmap_write(eth->pctl, GPIO_OD33_CTRL8, 0x5); -+ /* set GE2 TDSEL */ -+ regmap_write(eth->pctl, GPIO_OD33_CTRL8, 0x5); - -- /* set GE2 TUNE */ -- regmap_write(eth->pctl, GPIO_BIAS_CTRL, 0x0); -+ /* set GE2 TUNE */ -+ regmap_write(eth->pctl, GPIO_BIAS_CTRL, 0x0); -+ } - - /* Set linkdown as the default for each GMAC. Its own MCR would be set - * up with the more appropriate value when mtk_phy_link_adjust call is -@@ -2569,11 +2571,13 @@ static int mtk_probe(struct platform_dev - } - } - -- eth->pctl = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, -- "mediatek,pctl"); -- if (IS_ERR(eth->pctl)) { -- dev_err(&pdev->dev, "no pctl regmap found\n"); -- return PTR_ERR(eth->pctl); -+ if (eth->soc->required_pctl) { -+ eth->pctl = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, -+ "mediatek,pctl"); -+ if (IS_ERR(eth->pctl)) { -+ dev_err(&pdev->dev, "no pctl regmap found\n"); -+ return PTR_ERR(eth->pctl); -+ } - } - - for (i = 0; i < 3; i++) { -@@ -2699,17 +2703,20 @@ static int mtk_remove(struct platform_de - - static const struct mtk_soc_data mt2701_data = { - .caps = MTK_GMAC1_TRGMII, -- .required_clks = MT7623_CLKS_BITMAP -+ .required_clks = MT7623_CLKS_BITMAP, -+ .required_pctl = true, - }; - - static const struct mtk_soc_data mt7622_data = { - .caps = MTK_DUAL_GMAC_SHARED_SGMII | MTK_GMAC1_ESW, -- .required_clks = MT7622_CLKS_BITMAP -+ .required_clks = MT7622_CLKS_BITMAP, -+ .required_pctl = false, - }; - - static const struct mtk_soc_data mt7623_data = { - .caps = MTK_GMAC1_TRGMII, -- .required_clks = MT7623_CLKS_BITMAP -+ .required_clks = MT7623_CLKS_BITMAP, -+ .required_pctl = true, - }; - - const struct of_device_id of_mtk_match[] = { ---- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h -+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h -@@ -574,10 +574,13 @@ struct mtk_rx_ring { - * @caps Flags shown the extra capability for the SoC - * @required_clks Flags shown the bitmap for required clocks on - * the target SoC -+ * @required_pctl A bool value to show whether the SoC requires -+ * the extra setup for those pins used by GMAC. - */ - struct mtk_soc_data { - u32 caps; - u32 required_clks; -+ bool required_pctl; - }; - - /* currently no SoC has more than 2 macs */ |