board: tqc: tqma6_mba6: switch to device model

Ethernet, usdhc2 and i2c1 interfaces are probed by dm drivers.
Therefor init functions in board file are not necessary.

Signed-off-by: Michael Krummsdorf <michael.krummsdorf@ew.tq-group.com>

1 files changed, 5 insertions, 166 deletions

diff --git a/board/tqc/tqma6/tqma6_mba6.c b/board/tqc/tqma6/tqma6_mba6.c
index 154ea0e9258..a5b7587737f 100644
--- a/board/tqc/tqma6/tqma6_mba6.c
+++ b/board/tqc/tqma6/tqma6_mba6.c
@@ -68,13 +68,6 @@
 
 #endif
 
-#define ENET_RX_PAD_CTRL	(PAD_CTL_DSE_34ohm)
-#define ENET_TX_PAD_CTRL	(PAD_CTL_PUS_100K_UP | PAD_CTL_DSE_34ohm)
-#define ENET_CLK_PAD_CTRL	(PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_HIGH | \
-				 PAD_CTL_DSE_34ohm)
-#define ENET_MDIO_PAD_CTRL	(PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
-				 PAD_CTL_DSE_60ohm)
-
 /* disable on die termination for RGMII */
 #define IOMUX_SW_PAD_CTRL_GRP_RGMII_TERM_DISABLE	0x00000000
 /* optimised drive strength for 1.0 .. 1.3 V signal on RGMII */
@@ -82,34 +75,6 @@
 /* optimised drive strength for 1.3 .. 2.5 V signal on RGMII */
 #define IOMUX_SW_PAD_CTRL_GRP_DDR_TYPE_RGMII_1P5V	0x000C0000
 
-#define ENET_PHY_RESET_GPIO IMX_GPIO_NR(1, 25)
-
-static iomux_v3_cfg_t const mba6_enet_pads[] = {
-	NEW_PAD_CTRL(MX6_PAD_ENET_MDIO__ENET_MDIO,	ENET_MDIO_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_ENET_MDC__ENET_MDC,	ENET_MDIO_PAD_CTRL),
-
-	NEW_PAD_CTRL(MX6_PAD_RGMII_TXC__RGMII_TXC,	ENET_TX_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_RGMII_TD0__RGMII_TD0,	ENET_TX_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_RGMII_TD1__RGMII_TD1,	ENET_TX_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_RGMII_TD2__RGMII_TD2,	ENET_TX_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_RGMII_TD3__RGMII_TD3,	ENET_TX_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL,
-		     ENET_TX_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_ENET_REF_CLK__ENET_TX_CLK,	ENET_CLK_PAD_CTRL),
-	/*
-	 * these pins are also used for config strapping by phy
-	 */
-	NEW_PAD_CTRL(MX6_PAD_RGMII_RD0__RGMII_RD0,	ENET_RX_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_RGMII_RD1__RGMII_RD1,	ENET_RX_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_RGMII_RD2__RGMII_RD2,	ENET_RX_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_RGMII_RD3__RGMII_RD3,	ENET_RX_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_RGMII_RXC__RGMII_RXC,	ENET_RX_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL,
-		     ENET_RX_PAD_CTRL),
-	/* KSZ9031 PHY Reset */
-	NEW_PAD_CTRL(MX6_PAD_ENET_CRS_DV__GPIO1_IO25,	GPIO_OUT_PAD_CTRL),
-};
-
 static void mba6_setup_iomuxc_enet(void)
 {
 	struct iomuxc *const iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR;
@@ -121,22 +86,6 @@ static void mba6_setup_iomuxc_enet(void)
 		     (void *)IOMUX_SW_PAD_CTRL_GRP_RGMII_TERM);
 	__raw_writel(IOMUX_SW_PAD_CTRL_GRP_DDR_TYPE_RGMII_1P5V,
 		     (void *)IOMUX_SW_PAD_CTRL_GRP_DDR_TYPE_RGMII);
-
-	imx_iomux_v3_setup_multiple_pads(mba6_enet_pads,
-					 ARRAY_SIZE(mba6_enet_pads));
-
-	/* Reset PHY */
-	gpio_direction_output(ENET_PHY_RESET_GPIO , 0);
-	/* Need delay 10ms after power on according to KSZ9031 spec */
-	mdelay(10);
-	gpio_set_value(ENET_PHY_RESET_GPIO, 1);
-	/*
-	 * KSZ9031 manual: 100 usec wait time after reset before communication
-	 * over MDIO
-	 * BUGBUG: hardware has an RC const that needs > 10 msec from 0->1 on
-	 * reset before the phy sees a high level
-	 */
-	mdelay(15);
 }
 
 static iomux_v3_cfg_t const mba6_uart2_pads[] = {
@@ -150,91 +99,14 @@ static void mba6_setup_iomuxc_uart(void)
 					 ARRAY_SIZE(mba6_uart2_pads));
 }
 
-#define USDHC2_CD_GPIO	IMX_GPIO_NR(1, 4)
-#define USDHC2_WP_GPIO	IMX_GPIO_NR(1, 2)
-
-int tqma6_bb_board_mmc_getcd(struct mmc *mmc)
-{
-	struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
-	int ret = 0;
-
-	if (cfg->esdhc_base == USDHC2_BASE_ADDR)
-		ret = !gpio_get_value(USDHC2_CD_GPIO);
-
-	return ret;
-}
-
-int tqma6_bb_board_mmc_getwp(struct mmc *mmc)
-{
-	struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
-	int ret = 0;
-
-	if (cfg->esdhc_base == USDHC2_BASE_ADDR)
-		ret = gpio_get_value(USDHC2_WP_GPIO);
-
-	return ret;
-}
-
-static struct fsl_esdhc_cfg mba6_usdhc_cfg = {
-	.esdhc_base = USDHC2_BASE_ADDR,
-	.max_bus_width = 4,
-};
-
-static iomux_v3_cfg_t const mba6_usdhc2_pads[] = {
-	NEW_PAD_CTRL(MX6_PAD_SD2_CLK__SD2_CLK,		USDHC_CLK_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_SD2_CMD__SD2_CMD,		USDHC_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_SD2_DAT0__SD2_DATA0,	USDHC_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_SD2_DAT1__SD2_DATA1,	USDHC_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_SD2_DAT2__SD2_DATA2,	USDHC_PAD_CTRL),
-	NEW_PAD_CTRL(MX6_PAD_SD2_DAT3__SD2_DATA3,	USDHC_PAD_CTRL),
-	/* CD */
-	NEW_PAD_CTRL(MX6_PAD_GPIO_4__GPIO1_IO04,	GPIO_IN_PAD_CTRL),
-	/* WP */
-	NEW_PAD_CTRL(MX6_PAD_GPIO_2__GPIO1_IO02,	GPIO_IN_PAD_CTRL),
-};
-
-int tqma6_bb_board_mmc_init(bd_t *bis)
-{
-	imx_iomux_v3_setup_multiple_pads(mba6_usdhc2_pads,
-					 ARRAY_SIZE(mba6_usdhc2_pads));
-	gpio_direction_input(USDHC2_CD_GPIO);
-	gpio_direction_input(USDHC2_WP_GPIO);
-
-	mba6_usdhc_cfg.sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
-	if (fsl_esdhc_initialize(bis, &mba6_usdhc_cfg))
-		puts("Warning: failed to initialize SD\n");
-
-	return 0;
-}
-
-static struct i2c_pads_info mba6_i2c1_pads = {
-/* I2C1: MBa6x */
-	.scl = {
-		.i2c_mode = NEW_PAD_CTRL(MX6_PAD_CSI0_DAT9__I2C1_SCL,
-					 I2C_PAD_CTRL),
-		.gpio_mode = NEW_PAD_CTRL(MX6_PAD_CSI0_DAT9__GPIO5_IO27,
-					  I2C_PAD_CTRL),
-		.gp = IMX_GPIO_NR(5, 27)
-	},
-	.sda = {
-		.i2c_mode = NEW_PAD_CTRL(MX6_PAD_CSI0_DAT8__I2C1_SDA,
-					 I2C_PAD_CTRL),
-		.gpio_mode = NEW_PAD_CTRL(MX6_PAD_CSI0_DAT8__GPIO5_IO26,
-					  I2C_PAD_CTRL),
-		.gp = IMX_GPIO_NR(5, 26)
-	}
-};
-
-static void mba6_setup_i2c(void)
+int board_mmc_get_env_dev(int devno)
 {
-	int ret;
 	/*
-	 * use logical index for bus, e.g. I2C1 -> 0
-	 * warn on error
+	 * This assumes that the baseboard registered
+	 * the boot device first ...
+	 * Note: SDHC3 == idx2
 	 */
-	ret = setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &mba6_i2c1_pads);
-	if (ret)
-		printf("setup I2C1 failed: %d\n", ret);
+	return (2 == devno) ? 0 : 1;
 }
 
 int board_phy_config(struct phy_device *phydev)
@@ -284,37 +156,6 @@ int board_phy_config(struct phy_device *phydev)
 	return 0;
 }
 
-int board_eth_init(bd_t *bis)
-{
-	uint32_t base = IMX_FEC_BASE;
-	struct mii_dev *bus = NULL;
-	struct phy_device *phydev = NULL;
-	int ret;
-
-	bus = fec_get_miibus(base, -1);
-	if (!bus)
-		return -EINVAL;
-	/* scan phy */
-	phydev = phy_find_by_mask(bus, (0xf << CONFIG_FEC_MXC_PHYADDR),
-					PHY_INTERFACE_MODE_RGMII);
-
-	if (!phydev) {
-		ret = -EINVAL;
-		goto free_bus;
-	}
-	ret  = fec_probe(bis, -1, base, bus, phydev);
-	if (ret)
-		goto free_phydev;
-
-	return 0;
-
-free_phydev:
-	free(phydev);
-free_bus:
-	free(bus);
-	return ret;
-}
-
 int tqma6_bb_board_early_init_f(void)
 {
 	mba6_setup_iomuxc_uart();
@@ -324,8 +165,6 @@ int tqma6_bb_board_early_init_f(void)
 
 int tqma6_bb_board_init(void)
 {
-	mba6_setup_i2c();
-	/* do it here - to have reset completed */
 	mba6_setup_iomuxc_enet();
 
 	return 0;