[PATCH 1/5] MIPS: loongson32: Remove Loongson1 MAC arch-code

From: Keguang Zhang
Date: Sat Aug 12 2023 - 11:12:15 EST


Loongson1 MAC arch-code should be moved to the driver dir.
Therefore, remove the deprecated implementation.

Signed-off-by: Keguang Zhang <keguang.zhang@xxxxxxxxx>
---
arch/mips/loongson32/common/platform.c | 127 +++++--------------------
1 file changed, 23 insertions(+), 104 deletions(-)

diff --git a/arch/mips/loongson32/common/platform.c b/arch/mips/loongson32/common/platform.c
index 8075590a9f83..37dcda402680 100644
--- a/arch/mips/loongson32/common/platform.c
+++ b/arch/mips/loongson32/common/platform.c
@@ -10,7 +10,6 @@
#include <linux/sizes.h>
#include <linux/phy.h>
#include <linux/serial_8250.h>
-#include <linux/stmmac.h>
#include <linux/usb/ehci_pdriver.h>

#include <platform.h>
@@ -62,87 +61,7 @@ void __init ls1x_serial_set_uartclk(struct platform_device *pdev)
}

/* Synopsys Ethernet GMAC */
-static struct stmmac_mdio_bus_data ls1x_mdio_bus_data = {
- .phy_mask = 0,
-};
-
-static struct stmmac_dma_cfg ls1x_eth_dma_cfg = {
- .pbl = 1,
-};
-
-int ls1x_eth_mux_init(struct platform_device *pdev, void *priv)
-{
- struct plat_stmmacenet_data *plat_dat = NULL;
- u32 val;
-
- val = __raw_readl(LS1X_MUX_CTRL1);
-
-#if defined(CONFIG_LOONGSON1_LS1B)
- plat_dat = dev_get_platdata(&pdev->dev);
- if (plat_dat->bus_id) {
- __raw_writel(__raw_readl(LS1X_MUX_CTRL0) | GMAC1_USE_UART1 |
- GMAC1_USE_UART0, LS1X_MUX_CTRL0);
- switch (plat_dat->phy_interface) {
- case PHY_INTERFACE_MODE_RGMII:
- val &= ~(GMAC1_USE_TXCLK | GMAC1_USE_PWM23);
- break;
- case PHY_INTERFACE_MODE_MII:
- val |= (GMAC1_USE_TXCLK | GMAC1_USE_PWM23);
- break;
- default:
- pr_err("unsupported mii mode %d\n",
- plat_dat->phy_interface);
- return -ENOTSUPP;
- }
- val &= ~GMAC1_SHUT;
- } else {
- switch (plat_dat->phy_interface) {
- case PHY_INTERFACE_MODE_RGMII:
- val &= ~(GMAC0_USE_TXCLK | GMAC0_USE_PWM01);
- break;
- case PHY_INTERFACE_MODE_MII:
- val |= (GMAC0_USE_TXCLK | GMAC0_USE_PWM01);
- break;
- default:
- pr_err("unsupported mii mode %d\n",
- plat_dat->phy_interface);
- return -ENOTSUPP;
- }
- val &= ~GMAC0_SHUT;
- }
- __raw_writel(val, LS1X_MUX_CTRL1);
-#elif defined(CONFIG_LOONGSON1_LS1C)
- plat_dat = dev_get_platdata(&pdev->dev);
-
- val &= ~PHY_INTF_SELI;
- if (plat_dat->phy_interface == PHY_INTERFACE_MODE_RMII)
- val |= 0x4 << PHY_INTF_SELI_SHIFT;
- __raw_writel(val, LS1X_MUX_CTRL1);
-
- val = __raw_readl(LS1X_MUX_CTRL0);
- __raw_writel(val & (~GMAC_SHUT), LS1X_MUX_CTRL0);
-#endif
-
- return 0;
-}
-
-static struct plat_stmmacenet_data ls1x_eth0_pdata = {
- .bus_id = 0,
- .phy_addr = -1,
-#if defined(CONFIG_LOONGSON1_LS1B)
- .phy_interface = PHY_INTERFACE_MODE_MII,
-#elif defined(CONFIG_LOONGSON1_LS1C)
- .phy_interface = PHY_INTERFACE_MODE_RMII,
-#endif
- .mdio_bus_data = &ls1x_mdio_bus_data,
- .dma_cfg = &ls1x_eth_dma_cfg,
- .has_gmac = 1,
- .tx_coe = 1,
- .rx_queues_to_use = 1,
- .tx_queues_to_use = 1,
- .init = ls1x_eth_mux_init,
-};
-
+#ifdef CONFIG_LOONGSON1_LS1B
static struct resource ls1x_eth0_resources[] = {
[0] = {
.start = LS1X_GMAC0_BASE,
@@ -157,27 +76,10 @@ static struct resource ls1x_eth0_resources[] = {
};

struct platform_device ls1x_eth0_pdev = {
- .name = "stmmaceth",
+ .name = "loongson,ls1b-dwmac",
.id = 0,
.num_resources = ARRAY_SIZE(ls1x_eth0_resources),
.resource = ls1x_eth0_resources,
- .dev = {
- .platform_data = &ls1x_eth0_pdata,
- },
-};
-
-#ifdef CONFIG_LOONGSON1_LS1B
-static struct plat_stmmacenet_data ls1x_eth1_pdata = {
- .bus_id = 1,
- .phy_addr = -1,
- .phy_interface = PHY_INTERFACE_MODE_MII,
- .mdio_bus_data = &ls1x_mdio_bus_data,
- .dma_cfg = &ls1x_eth_dma_cfg,
- .has_gmac = 1,
- .tx_coe = 1,
- .rx_queues_to_use = 1,
- .tx_queues_to_use = 1,
- .init = ls1x_eth_mux_init,
};

static struct resource ls1x_eth1_resources[] = {
@@ -194,15 +96,32 @@ static struct resource ls1x_eth1_resources[] = {
};

struct platform_device ls1x_eth1_pdev = {
- .name = "stmmaceth",
+ .name = "loongson,ls1b-dwmac",
.id = 1,
.num_resources = ARRAY_SIZE(ls1x_eth1_resources),
.resource = ls1x_eth1_resources,
- .dev = {
- .platform_data = &ls1x_eth1_pdata,
+};
+#elif defined(CONFIG_LOONGSON1_LS1C)
+static struct resource ls1x_eth0_resources[] = {
+ [0] = {
+ .start = LS1X_GMAC0_BASE,
+ .end = LS1X_GMAC0_BASE + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .name = "macirq",
+ .start = LS1X_GMAC0_IRQ,
+ .flags = IORESOURCE_IRQ,
},
};
-#endif /* CONFIG_LOONGSON1_LS1B */
+
+struct platform_device ls1x_eth0_pdev = {
+ .name = "loongson,ls1c-dwmac",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(ls1x_eth0_resources),
+ .resource = ls1x_eth0_resources,
+};
+#endif

/* GPIO */
static struct resource ls1x_gpio0_resources[] = {
--
2.39.2