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authorJason Liu <jason.hui@linaro.org>2011-05-13 01:58:55 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2011-05-23 08:36:46 +0200
commit938080dc4b92ccde943f05088977587b472f8f18 (patch)
treec93f2736d067849744612d76370bb11abcbeb375 /board/freescale/mx53loco/mx53loco.c
parent464bed5cd0bac73fa738aa1c51050752069348f6 (diff)
downloadu-boot-linaro-stable-938080dc4b92ccde943f05088977587b472f8f18.tar.gz
MX53: support for freescale MX53LOCO board
This patch add initial support for freescale MX53LOCO board. Network(FEC),SD/MMC,UART have been supported by this patch Signed-off-by: Jason Liu <jason.hui@linaro.org>
Diffstat (limited to 'board/freescale/mx53loco/mx53loco.c')
-rw-r--r--board/freescale/mx53loco/mx53loco.c302
1 files changed, 302 insertions, 0 deletions
diff --git a/board/freescale/mx53loco/mx53loco.c b/board/freescale/mx53loco/mx53loco.c
new file mode 100644
index 000000000..d032428bc
--- /dev/null
+++ b/board/freescale/mx53loco/mx53loco.c
@@ -0,0 +1,302 @@
+/*
+ * Copyright (C) 2011 Freescale Semiconductor, Inc.
+ * Jason Liu <r64343@freescale.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/mx5x_pins.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/crm_regs.h>
+#include <asm/arch/iomux.h>
+#include <asm/arch/clock.h>
+#include <asm/errno.h>
+#include <netdev.h>
+#include <i2c.h>
+#include <mmc.h>
+#include <fsl_esdhc.h>
+#include <mxc_gpio.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+u32 get_board_rev(void)
+{
+ return get_cpu_rev();
+}
+
+int dram_init(void)
+{
+ u32 size1, size2;
+
+ size1 = get_ram_size((volatile void *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE);
+ size2 = get_ram_size((volatile void *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE);
+
+ gd->ram_size = size1 + size2;
+
+ return 0;
+}
+void dram_init_banksize(void)
+{
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+
+ gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
+ gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
+}
+
+static void setup_iomux_uart(void)
+{
+ /* UART1 RXD */
+ mxc_request_iomux(MX53_PIN_CSI0_D11, IOMUX_CONFIG_ALT2);
+ mxc_iomux_set_pad(MX53_PIN_CSI0_D11,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_100K_PU |
+ PAD_CTL_ODE_OPENDRAIN_ENABLE);
+ mxc_iomux_set_input(MX53_UART1_IPP_UART_RXD_MUX_SELECT_INPUT, 0x1);
+
+ /* UART1 TXD */
+ mxc_request_iomux(MX53_PIN_CSI0_D10, IOMUX_CONFIG_ALT2);
+ mxc_iomux_set_pad(MX53_PIN_CSI0_D10,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_100K_PU |
+ PAD_CTL_ODE_OPENDRAIN_ENABLE);
+}
+
+static void setup_iomux_fec(void)
+{
+ /*FEC_MDIO*/
+ mxc_request_iomux(MX53_PIN_FEC_MDIO, IOMUX_CONFIG_ALT0);
+ mxc_iomux_set_pad(MX53_PIN_FEC_MDIO,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_22K_PU | PAD_CTL_ODE_OPENDRAIN_ENABLE);
+ mxc_iomux_set_input(MX53_FEC_FEC_MDI_SELECT_INPUT, 0x1);
+
+ /*FEC_MDC*/
+ mxc_request_iomux(MX53_PIN_FEC_MDC, IOMUX_CONFIG_ALT0);
+ mxc_iomux_set_pad(MX53_PIN_FEC_MDC, PAD_CTL_DRV_HIGH);
+
+ /* FEC RXD1 */
+ mxc_request_iomux(MX53_PIN_FEC_RXD1, IOMUX_CONFIG_ALT0);
+ mxc_iomux_set_pad(MX53_PIN_FEC_RXD1,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE);
+
+ /* FEC RXD0 */
+ mxc_request_iomux(MX53_PIN_FEC_RXD0, IOMUX_CONFIG_ALT0);
+ mxc_iomux_set_pad(MX53_PIN_FEC_RXD0,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE);
+
+ /* FEC TXD1 */
+ mxc_request_iomux(MX53_PIN_FEC_TXD1, IOMUX_CONFIG_ALT0);
+ mxc_iomux_set_pad(MX53_PIN_FEC_TXD1, PAD_CTL_DRV_HIGH);
+
+ /* FEC TXD0 */
+ mxc_request_iomux(MX53_PIN_FEC_TXD0, IOMUX_CONFIG_ALT0);
+ mxc_iomux_set_pad(MX53_PIN_FEC_TXD0, PAD_CTL_DRV_HIGH);
+
+ /* FEC TX_EN */
+ mxc_request_iomux(MX53_PIN_FEC_TX_EN, IOMUX_CONFIG_ALT0);
+ mxc_iomux_set_pad(MX53_PIN_FEC_TX_EN, PAD_CTL_DRV_HIGH);
+
+ /* FEC TX_CLK */
+ mxc_request_iomux(MX53_PIN_FEC_REF_CLK, IOMUX_CONFIG_ALT0);
+ mxc_iomux_set_pad(MX53_PIN_FEC_REF_CLK,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE);
+
+ /* FEC RX_ER */
+ mxc_request_iomux(MX53_PIN_FEC_RX_ER, IOMUX_CONFIG_ALT0);
+ mxc_iomux_set_pad(MX53_PIN_FEC_RX_ER,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE);
+
+ /* FEC CRS */
+ mxc_request_iomux(MX53_PIN_FEC_CRS_DV, IOMUX_CONFIG_ALT0);
+ mxc_iomux_set_pad(MX53_PIN_FEC_CRS_DV,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE);
+}
+
+#ifdef CONFIG_FSL_ESDHC
+struct fsl_esdhc_cfg esdhc_cfg[2] = {
+ {MMC_SDHC1_BASE_ADDR, 1},
+ {MMC_SDHC3_BASE_ADDR, 1},
+};
+
+int board_mmc_getcd(u8 *cd, struct mmc *mmc)
+{
+ struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
+
+ if (cfg->esdhc_base == MMC_SDHC1_BASE_ADDR)
+ *cd = mxc_gpio_get(77); /*GPIO3_13*/
+ else
+ *cd = mxc_gpio_get(75); /*GPIO3_11*/
+
+ return 0;
+}
+
+int board_mmc_init(bd_t *bis)
+{
+ u32 index;
+ s32 status = 0;
+
+ for (index = 0; index < CONFIG_SYS_FSL_ESDHC_NUM; index++) {
+ switch (index) {
+ case 0:
+ mxc_request_iomux(MX53_PIN_SD1_CMD, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_SD1_CLK, IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_SD1_DATA0,
+ IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_SD1_DATA1,
+ IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_SD1_DATA2,
+ IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_SD1_DATA3,
+ IOMUX_CONFIG_ALT0);
+ mxc_request_iomux(MX53_PIN_EIM_DA13,
+ IOMUX_CONFIG_ALT1);
+
+ mxc_iomux_set_pad(MX53_PIN_SD1_CMD,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_100K_PU);
+ mxc_iomux_set_pad(MX53_PIN_SD1_CLK,
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU |
+ PAD_CTL_DRV_HIGH);
+ mxc_iomux_set_pad(MX53_PIN_SD1_DATA0,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+ mxc_iomux_set_pad(MX53_PIN_SD1_DATA1,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+ mxc_iomux_set_pad(MX53_PIN_SD1_DATA2,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+ mxc_iomux_set_pad(MX53_PIN_SD1_DATA3,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+ break;
+ case 1:
+ mxc_request_iomux(MX53_PIN_ATA_RESET_B,
+ IOMUX_CONFIG_ALT2);
+ mxc_request_iomux(MX53_PIN_ATA_IORDY,
+ IOMUX_CONFIG_ALT2);
+ mxc_request_iomux(MX53_PIN_ATA_DATA8,
+ IOMUX_CONFIG_ALT4);
+ mxc_request_iomux(MX53_PIN_ATA_DATA9,
+ IOMUX_CONFIG_ALT4);
+ mxc_request_iomux(MX53_PIN_ATA_DATA10,
+ IOMUX_CONFIG_ALT4);
+ mxc_request_iomux(MX53_PIN_ATA_DATA11,
+ IOMUX_CONFIG_ALT4);
+ mxc_request_iomux(MX53_PIN_ATA_DATA0,
+ IOMUX_CONFIG_ALT4);
+ mxc_request_iomux(MX53_PIN_ATA_DATA1,
+ IOMUX_CONFIG_ALT4);
+ mxc_request_iomux(MX53_PIN_ATA_DATA2,
+ IOMUX_CONFIG_ALT4);
+ mxc_request_iomux(MX53_PIN_ATA_DATA3,
+ IOMUX_CONFIG_ALT4);
+ mxc_request_iomux(MX53_PIN_EIM_DA11,
+ IOMUX_CONFIG_ALT1);
+
+ mxc_iomux_set_pad(MX53_PIN_ATA_RESET_B,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_100K_PU);
+ mxc_iomux_set_pad(MX53_PIN_ATA_IORDY,
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU |
+ PAD_CTL_DRV_HIGH);
+ mxc_iomux_set_pad(MX53_PIN_ATA_DATA8,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+ mxc_iomux_set_pad(MX53_PIN_ATA_DATA9,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+ mxc_iomux_set_pad(MX53_PIN_ATA_DATA10,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+ mxc_iomux_set_pad(MX53_PIN_ATA_DATA11,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+ mxc_iomux_set_pad(MX53_PIN_ATA_DATA0,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+ mxc_iomux_set_pad(MX53_PIN_ATA_DATA1,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+ mxc_iomux_set_pad(MX53_PIN_ATA_DATA2,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+ mxc_iomux_set_pad(MX53_PIN_ATA_DATA3,
+ PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH |
+ PAD_CTL_PUE_PULL | PAD_CTL_PKE_ENABLE |
+ PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU);
+
+ break;
+ default:
+ printf("Warning: you configured more ESDHC controller"
+ "(%d) as supported by the board(2)\n",
+ CONFIG_SYS_FSL_ESDHC_NUM);
+ return status;
+ }
+ status |= fsl_esdhc_initialize(bis, &esdhc_cfg[index]);
+ }
+
+ return status;
+}
+#endif
+
+int board_early_init_f(void)
+{
+ setup_iomux_uart();
+ setup_iomux_fec();
+
+ return 0;
+}
+
+int board_init(void)
+{
+ gd->bd->bi_arch_number = MACH_TYPE_MX53_LOCO;
+ gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ puts("Board: MX53 LOCO\n");
+
+ return 0;
+}