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net: ethernet: mtk_eth_soc: fix RSTCTRL_PPE{0,1} definitions
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Fix RSTCTRL_PPE0 and RSTCTRL_PPE1 register mask definitions for
MTK_NETSYS_V2.
Remove duplicated definitions.

Fixes: 160d3a9 ("net: ethernet: mtk_eth_soc: introduce MTK_NETSYS_V2 support")
Signed-off-by: Lorenzo Bianconi <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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LorenzoBianconi authored and davem330 committed Nov 21, 2022
1 parent aa5ac4b commit ef8c373
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Showing 2 changed files with 10 additions and 13 deletions.
13 changes: 7 additions & 6 deletions drivers/net/ethernet/mediatek/mtk_eth_soc.c
Original file line number Diff line number Diff line change
Expand Up @@ -3506,16 +3506,17 @@ static int mtk_hw_init(struct mtk_eth *eth)
return 0;
}

val = RSTCTRL_FE | RSTCTRL_PPE;
if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) {
regmap_write(eth->ethsys, ETHSYS_FE_RST_CHK_IDLE_EN, 0);

val |= RSTCTRL_ETH;
if (MTK_HAS_CAPS(eth->soc->caps, MTK_RSTCTRL_PPE1))
val |= RSTCTRL_PPE1;
val = RSTCTRL_PPE0_V2;
} else {
val = RSTCTRL_PPE0;
}

ethsys_reset(eth, val);
if (MTK_HAS_CAPS(eth->soc->caps, MTK_RSTCTRL_PPE1))
val |= RSTCTRL_PPE1;

ethsys_reset(eth, RSTCTRL_ETH | RSTCTRL_FE | val);

if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2)) {
regmap_write(eth->ethsys, ETHSYS_FE_RST_CHK_IDLE_EN,
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10 changes: 3 additions & 7 deletions drivers/net/ethernet/mediatek/mtk_eth_soc.h
Original file line number Diff line number Diff line change
Expand Up @@ -474,18 +474,14 @@
/* ethernet reset control register */
#define ETHSYS_RSTCTRL 0x34
#define RSTCTRL_FE BIT(6)
#define RSTCTRL_PPE BIT(31)
#define RSTCTRL_PPE1 BIT(30)
#define RSTCTRL_PPE0 BIT(31)
#define RSTCTRL_PPE0_V2 BIT(30)
#define RSTCTRL_PPE1 BIT(31)
#define RSTCTRL_ETH BIT(23)

/* ethernet reset check idle register */
#define ETHSYS_FE_RST_CHK_IDLE_EN 0x28

/* ethernet reset control register */
#define ETHSYS_RSTCTRL 0x34
#define RSTCTRL_FE BIT(6)
#define RSTCTRL_PPE BIT(31)

/* ethernet dma channel agent map */
#define ETHSYS_DMA_AG_MAP 0x408
#define ETHSYS_DMA_AG_MAP_PDMA BIT(0)
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