[PATCH 4/4] mx6cuboxi: Convert to DM_ETH
Fabio Estevam
festevam at gmail.com
Thu Jun 18 21:05:24 CEST 2020
Migration to DM_ETH is mandatory, so convert mx6cuboxi to Ethernet
Driver Model.
This also brings the benefit of restoring Ethernet functionality.
Reported-by: Tom Rini <trini at konsulko.com>
Signed-off-by: Fabio Estevam <festevam at gmail.com>
---
board/solidrun/mx6cuboxi/mx6cuboxi.c | 123 ++++-----------------------
configs/mx6cuboxi_defconfig | 4 +
include/configs/mx6cuboxi.h | 6 --
3 files changed, 21 insertions(+), 112 deletions(-)
diff --git a/board/solidrun/mx6cuboxi/mx6cuboxi.c b/board/solidrun/mx6cuboxi/mx6cuboxi.c
index 94707bccb2..225fea2cb2 100644
--- a/board/solidrun/mx6cuboxi/mx6cuboxi.c
+++ b/board/solidrun/mx6cuboxi/mx6cuboxi.c
@@ -17,7 +17,6 @@
#include <image.h>
#include <init.h>
#include <log.h>
-#include <net.h>
#include <asm/arch/clock.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/iomux.h>
@@ -34,7 +33,6 @@
#include <fsl_esdhc_imx.h>
#include <malloc.h>
#include <miiphy.h>
-#include <netdev.h>
#include <asm/arch/crm_regs.h>
#include <asm/io.h>
#include <asm/arch/sys_proto.h>
@@ -237,110 +235,6 @@ int board_mmc_init(bd_t *bis)
return 0;
}
-static iomux_v3_cfg_t const enet_pads[] = {
- IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- /* AR8035 reset */
- IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
- /* AR8035 interrupt */
- IOMUX_PADS(PAD_DI0_PIN2__GPIO4_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL)),
- /* GPIO16 -> AR8035 25MHz */
- IOMUX_PADS(PAD_GPIO_16__ENET_REF_CLK | MUX_PAD_CTRL(NO_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(NO_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- /* AR8035 CLK_25M --> ENET_REF_CLK (V22) */
- IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL_CLK)),
- IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
- IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
- IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
- IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
- IOMUX_PADS(PAD_ENET_RXD0__GPIO1_IO27 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
- IOMUX_PADS(PAD_ENET_RXD1__GPIO1_IO26 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD)),
-};
-
-static void setup_iomux_enet(void)
-{
- struct gpio_desc desc;
- int ret;
-
- SETUP_IOMUX_PADS(enet_pads);
-
- ret = dm_gpio_lookup_name("GPIO4_15", &desc);
- if (ret) {
- printf("%s: phy reset lookup failed\n", __func__);
- return;
- }
-
- ret = dm_gpio_request(&desc, "phy-reset");
- if (ret) {
- printf("%s: phy reset request failed\n", __func__);
- return;
- }
-
- gpio_direction_output(ETH_PHY_RESET, 0);
- mdelay(10);
- gpio_set_value(ETH_PHY_RESET, 1);
- udelay(100);
-
- gpio_free_list_nodev(&desc, 1);
-}
-
-int board_phy_config(struct phy_device *phydev)
-{
- if (phydev->drv->config)
- phydev->drv->config(phydev);
-
- return 0;
-}
-
-/* On Cuboxi Ethernet PHY can be located at addresses 0x0 or 0x4 */
-#define ETH_PHY_MASK ((1 << 0x0) | (1 << 0x4))
-
-int board_eth_init(bd_t *bis)
-{
- struct iomuxc *const iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR;
- struct mii_dev *bus;
- struct phy_device *phydev;
-
- int ret = enable_fec_anatop_clock(0, ENET_25MHZ);
- if (ret)
- return ret;
-
- /* set gpr1[ENET_CLK_SEL] */
- setbits_le32(&iomuxc_regs->gpr[1], IOMUXC_GPR1_ENET_CLK_SEL_MASK);
-
- setup_iomux_enet();
-
- bus = fec_get_miibus(IMX_FEC_BASE, -1);
- if (!bus)
- return -EINVAL;
-
- phydev = phy_find_by_mask(bus, ETH_PHY_MASK, PHY_INTERFACE_MODE_RGMII);
- if (!phydev) {
- ret = -EINVAL;
- goto free_bus;
- }
-
- debug("using phy at address %d\n", phydev->addr);
- ret = fec_probe(bis, -1, IMX_FEC_BASE, bus, phydev);
- if (ret)
- goto free_phydev;
-
- return 0;
-
-free_phydev:
- free(phydev);
-free_bus:
- free(bus);
- return ret;
-}
-
#ifdef CONFIG_VIDEO_IPUV3
static void do_enable_hdmi(struct display_info_t const *dev)
{
@@ -433,6 +327,21 @@ static int setup_display(void)
}
#endif /* CONFIG_VIDEO_IPUV3 */
+static int setup_fec(void)
+{
+ struct iomuxc *const iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR;
+ int ret;
+
+ ret = enable_fec_anatop_clock(0, ENET_25MHZ);
+ if (ret)
+ return ret;
+
+ /* set gpr1[ENET_CLK_SEL] */
+ setbits_le32(&iomuxc_regs->gpr[1], IOMUXC_GPR1_ENET_CLK_SEL_MASK);
+
+ return 0;
+}
+
int board_early_init_f(void)
{
setup_iomux_uart();
@@ -440,6 +349,8 @@ int board_early_init_f(void)
#ifdef CONFIG_CMD_SATA
setup_sata();
#endif
+ setup_fec();
+
return 0;
}
diff --git a/configs/mx6cuboxi_defconfig b/configs/mx6cuboxi_defconfig
index df7e4611a0..3f43fb7ad0 100644
--- a/configs/mx6cuboxi_defconfig
+++ b/configs/mx6cuboxi_defconfig
@@ -50,6 +50,10 @@ CONFIG_DM_MMC=y
CONFIG_FSL_USDHC=y
CONFIG_PHYLIB=y
CONFIG_PHY_ATHEROS=y
+CONFIG_DM_ETH=y
+CONFIG_DM_MDIO=y
+CONFIG_FEC_MXC=y
+CONFIG_RGMII=y
CONFIG_MII=y
CONFIG_PINCTRL=y
CONFIG_PINCTRL_IMX6=y
diff --git a/include/configs/mx6cuboxi.h b/include/configs/mx6cuboxi.h
index 2ccf44e573..96f79e6b58 100644
--- a/include/configs/mx6cuboxi.h
+++ b/include/configs/mx6cuboxi.h
@@ -29,12 +29,6 @@
#define CONFIG_LBA48
#endif
-/* Ethernet Configuration */
-#define CONFIG_FEC_MXC
-#define IMX_FEC_BASE ENET_BASE_ADDR
-#define CONFIG_FEC_XCV_TYPE RGMII
-#define CONFIG_FEC_MXC_PHYADDR 0
-
/* Framebuffer */
#define CONFIG_VIDEO_BMP_RLE8
#define CONFIG_SPLASH_SCREEN
--
2.17.1
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